--- /dev/null
+/*------------------------------------------------------------------------
+ * Vulkan Conformance Tests
+ * ------------------------
+ *
+ * Copyright (c) 2016 The Khronos Group Inc.
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2016 The Android Open Source Project
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and/or associated documentation files (the
+ * "Materials"), to deal in the Materials without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Materials, and to
+ * permit persons to whom the Materials are furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice(s) and this permission notice shall be included
+ * in all copies or substantial portions of the Materials.
+ *
+ * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+ *
+ *//*!
+ * \file
+ * \brief Texture access function tests.
+ *//*--------------------------------------------------------------------*/
+
+#include "vktShaderRenderTextureFunctionTests.hpp"
+#include "vktShaderRender.hpp"
+#include "gluTextureUtil.hpp"
+#include "tcuTexture.hpp"
+#include "tcuTextureUtil.hpp"
+#include "tcuTestLog.hpp"
+#include "glwEnums.hpp"
+#include "deMath.h"
+
+namespace vkt
+{
+namespace sr
+{
+namespace
+{
+
+using tcu::Vec2;
+using tcu::Vec3;
+using tcu::Vec4;
+using tcu::IVec2;
+using tcu::IVec3;
+using tcu::IVec4;
+
+enum Function
+{
+ FUNCTION_TEXTURE = 0, //!< texture(), textureOffset()
+ FUNCTION_TEXTUREPROJ, //!< textureProj(), textureProjOffset()
+ FUNCTION_TEXTUREPROJ3, //!< textureProj(sampler2D, vec3)
+ FUNCTION_TEXTURELOD, // ...
+ FUNCTION_TEXTUREPROJLOD,
+ FUNCTION_TEXTUREPROJLOD3, //!< textureProjLod(sampler2D, vec3)
+ FUNCTION_TEXTUREGRAD,
+ FUNCTION_TEXTUREPROJGRAD,
+ FUNCTION_TEXTUREPROJGRAD3, //!< textureProjGrad(sampler2D, vec3)
+ FUNCTION_TEXELFETCH,
+
+ FUNCTION_LAST
+};
+
+inline bool functionHasAutoLod (glu::ShaderType shaderType, Function function)
+{
+ return shaderType == glu::SHADERTYPE_FRAGMENT &&
+ (function == FUNCTION_TEXTURE ||
+ function == FUNCTION_TEXTUREPROJ ||
+ function == FUNCTION_TEXTUREPROJ3);
+}
+
+inline bool functionHasProj (Function function)
+{
+ return function == FUNCTION_TEXTUREPROJ ||
+ function == FUNCTION_TEXTUREPROJ3 ||
+ function == FUNCTION_TEXTUREPROJLOD ||
+ function == FUNCTION_TEXTUREPROJGRAD ||
+ function == FUNCTION_TEXTUREPROJLOD3 ||
+ function == FUNCTION_TEXTUREPROJGRAD3;
+}
+
+inline bool functionHasGrad (Function function)
+{
+ return function == FUNCTION_TEXTUREGRAD || function == FUNCTION_TEXTUREPROJGRAD || function == FUNCTION_TEXTUREPROJGRAD3;
+}
+
+inline bool functionHasLod (Function function)
+{
+ return function == FUNCTION_TEXTURELOD ||
+ function == FUNCTION_TEXTUREPROJLOD ||
+ function == FUNCTION_TEXTUREPROJLOD3 ||
+ function == FUNCTION_TEXELFETCH;
+}
+
+struct TextureLookupSpec
+{
+ Function function;
+
+ tcu::Vec4 minCoord;
+ tcu::Vec4 maxCoord;
+
+ // Bias
+ bool useBias;
+
+ // Bias or Lod for *Lod* functions
+ float minLodBias;
+ float maxLodBias;
+
+ // For *Grad* functions
+ tcu::Vec3 minDX;
+ tcu::Vec3 maxDX;
+ tcu::Vec3 minDY;
+ tcu::Vec3 maxDY;
+
+ bool useOffset;
+ tcu::IVec3 offset;
+
+ TextureLookupSpec (void)
+ : function (FUNCTION_LAST)
+ , minCoord (0.0f)
+ , maxCoord (1.0f)
+ , useBias (false)
+ , minLodBias (0.0f)
+ , maxLodBias (0.0f)
+ , minDX (0.0f)
+ , maxDX (0.0f)
+ , minDY (0.0f)
+ , maxDY (0.0f)
+ , useOffset (false)
+ , offset (0)
+ {
+ }
+
+ TextureLookupSpec (Function function_,
+ const tcu::Vec4& minCoord_,
+ const tcu::Vec4& maxCoord_,
+ bool useBias_,
+ float minLodBias_,
+ float maxLodBias_,
+ const tcu::Vec3& minDX_,
+ const tcu::Vec3& maxDX_,
+ const tcu::Vec3& minDY_,
+ const tcu::Vec3& maxDY_,
+ bool useOffset_,
+ const tcu::IVec3& offset_)
+ : function (function_)
+ , minCoord (minCoord_)
+ , maxCoord (maxCoord_)
+ , useBias (useBias_)
+ , minLodBias (minLodBias_)
+ , maxLodBias (maxLodBias_)
+ , minDX (minDX_)
+ , maxDX (maxDX_)
+ , minDY (minDY_)
+ , maxDY (maxDY_)
+ , useOffset (useOffset_)
+ , offset (offset_)
+ {
+ }
+};
+
+enum TextureType
+{
+ TEXTURETYPE_2D,
+ TEXTURETYPE_CUBE_MAP,
+ TEXTURETYPE_2D_ARRAY,
+ TEXTURETYPE_3D,
+
+ TEXTURETYPE_LAST
+};
+
+struct TextureSpec
+{
+ TextureType type; //!< Texture type (2D, cubemap, ...)
+ deUint32 format; //!< Internal format.
+ int width;
+ int height;
+ int depth;
+ int numLevels;
+ tcu::Sampler sampler;
+
+ TextureSpec (void)
+ : type (TEXTURETYPE_LAST)
+ , format (GL_NONE)
+ , width (0)
+ , height (0)
+ , depth (0)
+ , numLevels (0)
+ {
+ }
+
+ TextureSpec (TextureType type_,
+ deUint32 format_,
+ int width_,
+ int height_,
+ int depth_,
+ int numLevels_,
+ const tcu::Sampler& sampler_)
+ : type (type_)
+ , format (format_)
+ , width (width_)
+ , height (height_)
+ , depth (depth_)
+ , numLevels (numLevels_)
+ , sampler (sampler_)
+ {
+ }
+};
+
+struct TexLookupParams
+{
+ float lod;
+ tcu::IVec3 offset;
+ tcu::Vec4 scale;
+ tcu::Vec4 bias;
+
+ TexLookupParams (void)
+ : lod (0.0f)
+ , offset (0)
+ , scale (1.0f)
+ , bias (0.0f)
+ {
+ }
+};
+
+// \note LodMode and computeLodFromDerivates functions are copied from glsTextureTestUtil
+
+enum LodMode
+{
+ LODMODE_EXACT = 0, //!< Ideal lod computation.
+ LODMODE_MIN_BOUND, //!< Use estimation range minimum bound.
+ LODMODE_MAX_BOUND, //!< Use estimation range maximum bound.
+
+ LODMODE_LAST
+};
+
+// 2D lookup LOD computation.
+
+float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dudy, float dvdy)
+{
+ float p = 0.0f;
+ switch (mode)
+ {
+ case LODMODE_EXACT:
+ p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx), deFloatSqrt(dudy*dudy + dvdy*dvdy));
+ break;
+
+ case LODMODE_MIN_BOUND:
+ case LODMODE_MAX_BOUND:
+ {
+ float mu = de::max(deFloatAbs(dudx), deFloatAbs(dudy));
+ float mv = de::max(deFloatAbs(dvdx), deFloatAbs(dvdy));
+
+ p = mode == LODMODE_MIN_BOUND ? de::max(mu, mv) : mu + mv;
+ break;
+ }
+
+ default:
+ DE_ASSERT(DE_FALSE);
+ }
+
+ return deFloatLog2(p);
+}
+
+// 3D lookup LOD computation.
+
+float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dwdx, float dudy, float dvdy, float dwdy)
+{
+ float p = 0.0f;
+ switch (mode)
+ {
+ case LODMODE_EXACT:
+ p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx + dwdx*dwdx), deFloatSqrt(dudy*dudy + dvdy*dvdy + dwdy*dwdy));
+ break;
+
+ case LODMODE_MIN_BOUND:
+ case LODMODE_MAX_BOUND:
+ {
+ float mu = de::max(deFloatAbs(dudx), deFloatAbs(dudy));
+ float mv = de::max(deFloatAbs(dvdx), deFloatAbs(dvdy));
+ float mw = de::max(deFloatAbs(dwdx), deFloatAbs(dwdy));
+
+ p = mode == LODMODE_MIN_BOUND ? de::max(de::max(mu, mv), mw) : (mu + mv + mw);
+ break;
+ }
+
+ default:
+ DE_ASSERT(DE_FALSE);
+ }
+
+ return deFloatLog2(p);
+}
+
+static const LodMode DEFAULT_LOD_MODE = LODMODE_EXACT;
+
+inline float computeLodFromGrad2D (const ShaderEvalContext& c)
+{
+ float w = (float)c.textures[0].tex2D->getWidth();
+ float h = (float)c.textures[0].tex2D->getHeight();
+ return computeLodFromDerivates(DEFAULT_LOD_MODE, c.in[1].x()*w, c.in[1].y()*h, c.in[2].x()*w, c.in[2].y()*h);
+}
+
+inline float computeLodFromGrad2DArray (const ShaderEvalContext& c)
+{
+ float w = (float)c.textures[0].tex2DArray->getWidth();
+ float h = (float)c.textures[0].tex2DArray->getHeight();
+ return computeLodFromDerivates(DEFAULT_LOD_MODE, c.in[1].x()*w, c.in[1].y()*h, c.in[2].x()*w, c.in[2].y()*h);
+}
+
+inline float computeLodFromGrad3D (const ShaderEvalContext& c)
+{
+ float w = (float)c.textures[0].tex3D->getWidth();
+ float h = (float)c.textures[0].tex3D->getHeight();
+ float d = (float)c.textures[0].tex3D->getDepth();
+ return computeLodFromDerivates(DEFAULT_LOD_MODE, c.in[1].x()*w, c.in[1].y()*h, c.in[1].z()*d, c.in[2].x()*w, c.in[2].y()*h, c.in[2].z()*d);
+}
+
+inline float computeLodFromGradCube (const ShaderEvalContext& c)
+{
+ // \note Major axis is always -Z or +Z
+ float m = de::abs(c.in[0].z());
+ float d = (float)c.textures[0].texCube->getSize();
+ float s = d/(2.0f*m);
+ float t = d/(2.0f*m);
+ return computeLodFromDerivates(DEFAULT_LOD_MODE, c.in[1].x()*s, c.in[1].y()*t, c.in[2].x()*s, c.in[2].y()*t);
+}
+
+typedef void (*TexEvalFunc) (ShaderEvalContext& c, const TexLookupParams& lookupParams);
+
+inline Vec4 texture2D (const ShaderEvalContext& c, float s, float t, float lod) { return c.textures[0].tex2D->sample(c.textures[0].sampler, s, t, lod); }
+inline Vec4 textureCube (const ShaderEvalContext& c, float s, float t, float r, float lod) { return c.textures[0].texCube->sample(c.textures[0].sampler, s, t, r, lod); }
+inline Vec4 texture2DArray (const ShaderEvalContext& c, float s, float t, float r, float lod) { return c.textures[0].tex2DArray->sample(c.textures[0].sampler, s, t, r, lod); }
+inline Vec4 texture3D (const ShaderEvalContext& c, float s, float t, float r, float lod) { return c.textures[0].tex3D->sample(c.textures[0].sampler, s, t, r, lod); }
+
+inline float texture2DShadow (const ShaderEvalContext& c, float ref, float s, float t, float lod) { return c.textures[0].tex2D->sampleCompare(c.textures[0].sampler, ref, s, t, lod); }
+inline float textureCubeShadow (const ShaderEvalContext& c, float ref, float s, float t, float r, float lod) { return c.textures[0].texCube->sampleCompare(c.textures[0].sampler, ref, s, t, r, lod); }
+inline float texture2DArrayShadow (const ShaderEvalContext& c, float ref, float s, float t, float r, float lod) { return c.textures[0].tex2DArray->sampleCompare(c.textures[0].sampler, ref, s, t, r, lod); }
+
+inline Vec4 texture2DOffset (const ShaderEvalContext& c, float s, float t, float lod, IVec2 offset) { return c.textures[0].tex2D->sampleOffset(c.textures[0].sampler, s, t, lod, offset); }
+inline Vec4 texture2DArrayOffset (const ShaderEvalContext& c, float s, float t, float r, float lod, IVec2 offset) { return c.textures[0].tex2DArray->sampleOffset(c.textures[0].sampler, s, t, r, lod, offset); }
+inline Vec4 texture3DOffset (const ShaderEvalContext& c, float s, float t, float r, float lod, IVec3 offset) { return c.textures[0].tex3D->sampleOffset(c.textures[0].sampler, s, t, r, lod, offset); }
+
+inline float texture2DShadowOffset (const ShaderEvalContext& c, float ref, float s, float t, float lod, IVec2 offset) { return c.textures[0].tex2D->sampleCompareOffset(c.textures[0].sampler, ref, s, t, lod, offset); }
+inline float texture2DArrayShadowOffset (const ShaderEvalContext& c, float ref, float s, float t, float r, float lod, IVec2 offset) { return c.textures[0].tex2DArray->sampleCompareOffset(c.textures[0].sampler, ref, s, t, r, lod, offset); }
+
+// Eval functions.
+static void evalTexture2D (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x(), c.in[0].y(), p.lod)*p.scale + p.bias; }
+static void evalTextureCube (ShaderEvalContext& c, const TexLookupParams& p) { c.color = textureCube(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod)*p.scale + p.bias; }
+static void evalTexture2DArray (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArray(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod)*p.scale + p.bias; }
+static void evalTexture3D (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod)*p.scale + p.bias; }
+
+static void evalTexture2DBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x(), c.in[0].y(), p.lod+c.in[1].x())*p.scale + p.bias; }
+static void evalTextureCubeBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = textureCube(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod+c.in[1].x())*p.scale + p.bias; }
+static void evalTexture2DArrayBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArray(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod+c.in[1].x())*p.scale + p.bias; }
+static void evalTexture3DBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod+c.in[1].x())*p.scale + p.bias; }
+
+static void evalTexture2DProj3 (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), p.lod)*p.scale + p.bias; }
+static void evalTexture2DProj3Bias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), p.lod+c.in[1].x())*p.scale + p.bias; }
+static void evalTexture2DProj (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod)*p.scale + p.bias; }
+static void evalTexture2DProjBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod+c.in[1].x())*p.scale + p.bias; }
+static void evalTexture3DProj (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), p.lod)*p.scale + p.bias; }
+static void evalTexture3DProjBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), p.lod+c.in[1].x())*p.scale + p.bias; }
+
+static void evalTexture2DLod (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x(), c.in[0].y(), c.in[1].x())*p.scale + p.bias; }
+static void evalTextureCubeLod (ShaderEvalContext& c, const TexLookupParams& p) { c.color = textureCube(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), c.in[1].x())*p.scale + p.bias; }
+static void evalTexture2DArrayLod (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArray(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), c.in[1].x())*p.scale + p.bias; }
+static void evalTexture3DLod (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), c.in[1].x())*p.scale + p.bias; }
+
+static void evalTexture2DProjLod3 (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), c.in[1].x())*p.scale + p.bias; }
+static void evalTexture2DProjLod (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[1].x())*p.scale + p.bias; }
+static void evalTexture3DProjLod (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), c.in[1].x())*p.scale + p.bias; }
+
+// Offset variants
+
+static void evalTexture2DOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x(), c.in[0].y(), p.lod, p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DArrayOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArrayOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod, p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod, p.offset)*p.scale + p.bias; }
+
+static void evalTexture2DOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x(), c.in[0].y(), p.lod+c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DArrayOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArrayOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod+c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod+c.in[1].x(), p.offset)*p.scale + p.bias; }
+
+static void evalTexture2DLodOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x(), c.in[0].y(), c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DArrayLodOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArrayOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DLodOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), c.in[1].x(), p.offset)*p.scale + p.bias; }
+
+static void evalTexture2DProj3Offset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), p.lod, p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DProj3OffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), p.lod+c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DProjOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod, p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DProjOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod+c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DProjOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), p.lod, p.offset)*p.scale + p.bias; }
+static void evalTexture3DProjOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), p.lod+c.in[1].x(), p.offset)*p.scale + p.bias; }
+
+static void evalTexture2DProjLod3Offset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DProjLodOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[1].x(), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DProjLodOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), c.in[1].x(), p.offset)*p.scale + p.bias; }
+
+// Shadow variants
+
+static void evalTexture2DShadow (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadow(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), p.lod); }
+static void evalTexture2DShadowBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadow(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), p.lod+c.in[1].x()); }
+
+static void evalTextureCubeShadow (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = textureCubeShadow(c, c.in[0].w(), c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod); }
+static void evalTextureCubeShadowBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = textureCubeShadow(c, c.in[0].w(), c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod+c.in[1].x()); }
+
+static void evalTexture2DArrayShadow (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DArrayShadow(c, c.in[0].w(), c.in[0].x(), c.in[0].y(), c.in[0].z(), p.lod); }
+
+static void evalTexture2DShadowLod (ShaderEvalContext& c, const TexLookupParams&) { c.color.x() = texture2DShadow(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), c.in[1].x()); }
+static void evalTexture2DShadowLodOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), c.in[1].x(), p.offset.swizzle(0,1)); }
+
+static void evalTexture2DShadowProj (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadow(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod); }
+static void evalTexture2DShadowProjBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadow(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod+c.in[1].x()); }
+
+static void evalTexture2DShadowProjLod (ShaderEvalContext& c, const TexLookupParams&) { c.color.x() = texture2DShadow(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[1].x()); }
+static void evalTexture2DShadowProjLodOffset(ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[1].x(), p.offset.swizzle(0,1)); }
+
+static void evalTexture2DShadowOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), p.lod, p.offset.swizzle(0,1)); }
+static void evalTexture2DShadowOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), p.lod+c.in[1].x(), p.offset.swizzle(0,1)); }
+
+static void evalTexture2DShadowProjOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod, p.offset.swizzle(0,1)); }
+static void evalTexture2DShadowProjOffsetBias (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), p.lod+c.in[1].x(), p.offset.swizzle(0,1)); }
+
+// Gradient variarts
+
+static void evalTexture2DGrad (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x(), c.in[0].y(), computeLodFromGrad2D(c))*p.scale + p.bias; }
+static void evalTextureCubeGrad (ShaderEvalContext& c, const TexLookupParams& p) { c.color = textureCube(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGradCube(c))*p.scale + p.bias; }
+static void evalTexture2DArrayGrad (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArray(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGrad2DArray(c))*p.scale + p.bias; }
+static void evalTexture3DGrad (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGrad3D(c))*p.scale + p.bias; }
+
+static void evalTexture2DShadowGrad (ShaderEvalContext& c, const TexLookupParams&) { c.color.x() = texture2DShadow(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), computeLodFromGrad2D(c)); }
+static void evalTextureCubeShadowGrad (ShaderEvalContext& c, const TexLookupParams&) { c.color.x() = textureCubeShadow(c, c.in[0].w(), c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGradCube(c)); }
+static void evalTexture2DArrayShadowGrad (ShaderEvalContext& c, const TexLookupParams&) { c.color.x() = texture2DArrayShadow(c, c.in[0].w(), c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGrad2DArray(c)); }
+
+static void evalTexture2DGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x(), c.in[0].y(), computeLodFromGrad2D(c), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DArrayGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DArrayOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGrad2DArray(c), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGrad3D(c), p.offset)*p.scale + p.bias; }
+
+static void evalTexture2DShadowGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z(), c.in[0].x(), c.in[0].y(), computeLodFromGrad2D(c), p.offset.swizzle(0,1)); }
+static void evalTexture2DArrayShadowGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DArrayShadowOffset(c, c.in[0].w(), c.in[0].x(), c.in[0].y(), c.in[0].z(), computeLodFromGrad2DArray(c), p.offset.swizzle(0,1)); }
+
+static void evalTexture2DShadowProjGrad (ShaderEvalContext& c, const TexLookupParams&) { c.color.x() = texture2DShadow(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), computeLodFromGrad2D(c)); }
+static void evalTexture2DShadowProjGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color.x() = texture2DShadowOffset(c, c.in[0].z()/c.in[0].w(), c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), computeLodFromGrad2D(c), p.offset.swizzle(0,1)); }
+
+static void evalTexture2DProjGrad3 (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), computeLodFromGrad2D(c))*p.scale + p.bias; }
+static void evalTexture2DProjGrad (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), computeLodFromGrad2D(c))*p.scale + p.bias; }
+static void evalTexture3DProjGrad (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3D(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), computeLodFromGrad3D(c))*p.scale + p.bias; }
+
+static void evalTexture2DProjGrad3Offset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].z(), c.in[0].y()/c.in[0].z(), computeLodFromGrad2D(c), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture2DProjGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture2DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), computeLodFromGrad2D(c), p.offset.swizzle(0,1))*p.scale + p.bias; }
+static void evalTexture3DProjGradOffset (ShaderEvalContext& c, const TexLookupParams& p) { c.color = texture3DOffset(c, c.in[0].x()/c.in[0].w(), c.in[0].y()/c.in[0].w(), c.in[0].z()/c.in[0].w(), computeLodFromGrad3D(c), p.offset)*p.scale + p.bias; }
+
+// Texel fetch variants
+
+static void evalTexelFetch2D (ShaderEvalContext& c, const TexLookupParams& p)
+{
+ int x = deChopFloatToInt32(c.in[0].x())+p.offset.x();
+ int y = deChopFloatToInt32(c.in[0].y())+p.offset.y();
+ int lod = deChopFloatToInt32(c.in[1].x());
+ c.color = c.textures[0].tex2D->getLevel(lod).getPixel(x, y)*p.scale + p.bias;
+}
+
+static void evalTexelFetch2DArray (ShaderEvalContext& c, const TexLookupParams& p)
+{
+ int x = deChopFloatToInt32(c.in[0].x())+p.offset.x();
+ int y = deChopFloatToInt32(c.in[0].y())+p.offset.y();
+ int l = deChopFloatToInt32(c.in[0].z());
+ int lod = deChopFloatToInt32(c.in[1].x());
+ c.color = c.textures[0].tex2DArray->getLevel(lod).getPixel(x, y, l)*p.scale + p.bias;
+}
+
+static void evalTexelFetch3D (ShaderEvalContext& c, const TexLookupParams& p)
+{
+ int x = deChopFloatToInt32(c.in[0].x())+p.offset.x();
+ int y = deChopFloatToInt32(c.in[0].y())+p.offset.y();
+ int z = deChopFloatToInt32(c.in[0].z())+p.offset.z();
+ int lod = deChopFloatToInt32(c.in[1].x());
+ c.color = c.textures[0].tex3D->getLevel(lod).getPixel(x, y, z)*p.scale + p.bias;
+}
+
+class TexLookupEvaluator : public ShaderEvaluator
+{
+public:
+ TexLookupEvaluator (TexEvalFunc evalFunc, const TexLookupParams& lookupParams) : m_evalFunc(evalFunc), m_lookupParams(lookupParams) {}
+ virtual ~TexLookupEvaluator (void) {}
+
+ virtual void evaluate (ShaderEvalContext& ctx) const { m_evalFunc(ctx, m_lookupParams); }
+
+private:
+ TexEvalFunc m_evalFunc;
+ const TexLookupParams& m_lookupParams;
+};
+
+class ShaderTextureFunctionInstance : public ShaderRenderCaseInstance
+{
+public:
+ ShaderTextureFunctionInstance (Context& context,
+ const bool isVertexCase,
+ const ShaderEvaluator& evaluator,
+ const UniformSetup& uniformSetup,
+ const TextureLookupSpec& lookupSpec,
+ const TextureSpec& textureSpec,
+ const TexLookupParams& lookupParams);
+ virtual ~ShaderTextureFunctionInstance (void);
+
+protected:
+ virtual void setupUniforms (const tcu::Vec4&);
+ void initTexture (void);
+
+private:
+ const TextureLookupSpec& m_lookupSpec;
+ const TextureSpec& m_textureSpec;
+ const TexLookupParams& m_lookupParams;
+};
+
+ShaderTextureFunctionInstance::ShaderTextureFunctionInstance (Context& context,
+ const bool isVertexCase,
+ const ShaderEvaluator& evaluator,
+ const UniformSetup& uniformSetup,
+ const TextureLookupSpec& lookupSpec,
+ const TextureSpec& textureSpec,
+ const TexLookupParams& lookupParams)
+ : ShaderRenderCaseInstance (context, isVertexCase, evaluator, uniformSetup, DE_NULL)
+ , m_lookupSpec (lookupSpec)
+ , m_textureSpec (textureSpec)
+ , m_lookupParams (lookupParams)
+{
+ {
+ // Base coord scale & bias
+ Vec4 s = m_lookupSpec.maxCoord-m_lookupSpec.minCoord;
+ Vec4 b = m_lookupSpec.minCoord;
+
+ float baseCoordTrans[] =
+ {
+ s.x(), 0.0f, 0.f, b.x(),
+ 0.f, s.y(), 0.f, b.y(),
+ s.z()/2.f, -s.z()/2.f, 0.f, s.z()/2.f + b.z(),
+ -s.w()/2.f, s.w()/2.f, 0.f, s.w()/2.f + b.w()
+ };
+
+ m_userAttribTransforms.push_back(tcu::Mat4(baseCoordTrans));
+
+ useAttribute(4u, A_IN0);
+ }
+
+ bool hasLodBias = functionHasLod(m_lookupSpec.function) || m_lookupSpec.useBias;
+ bool isGrad = functionHasGrad(m_lookupSpec.function);
+ DE_ASSERT(!isGrad || !hasLodBias);
+
+ if (hasLodBias)
+ {
+ float s = m_lookupSpec.maxLodBias-m_lookupSpec.minLodBias;
+ float b = m_lookupSpec.minLodBias;
+ float lodCoordTrans[] =
+ {
+ s/2.0f, s/2.0f, 0.f, b,
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f
+ };
+
+ m_userAttribTransforms.push_back(tcu::Mat4(lodCoordTrans));
+
+ useAttribute(5u, A_IN1);
+ }
+ else if (isGrad)
+ {
+ Vec3 sx = m_lookupSpec.maxDX-m_lookupSpec.minDX;
+ Vec3 sy = m_lookupSpec.maxDY-m_lookupSpec.minDY;
+ float gradDxTrans[] =
+ {
+ sx.x()/2.0f, sx.x()/2.0f, 0.f, m_lookupSpec.minDX.x(),
+ sx.y()/2.0f, sx.y()/2.0f, 0.0f, m_lookupSpec.minDX.y(),
+ sx.z()/2.0f, sx.z()/2.0f, 0.0f, m_lookupSpec.minDX.z(),
+ 0.0f, 0.0f, 0.0f, 0.0f
+ };
+ float gradDyTrans[] =
+ {
+ -sy.x()/2.0f, -sy.x()/2.0f, 0.f, m_lookupSpec.maxDY.x(),
+ -sy.y()/2.0f, -sy.y()/2.0f, 0.0f, m_lookupSpec.maxDY.y(),
+ -sy.z()/2.0f, -sy.z()/2.0f, 0.0f, m_lookupSpec.maxDY.z(),
+ 0.0f, 0.0f, 0.0f, 0.0f
+ };
+
+ m_userAttribTransforms.push_back(tcu::Mat4(gradDxTrans));
+ m_userAttribTransforms.push_back(tcu::Mat4(gradDyTrans));
+
+ useAttribute(5u, A_IN1);
+ useAttribute(6u, A_IN2);
+ }
+
+ initTexture();
+}
+
+ShaderTextureFunctionInstance::~ShaderTextureFunctionInstance (void)
+{
+}
+
+void ShaderTextureFunctionInstance::setupUniforms (const tcu::Vec4&)
+{
+ useSampler(0u, 0u);
+ addUniform(1u, vk::VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, sizeof(tcu::Vec4), m_lookupParams.scale.getPtr());
+ addUniform(2u, vk::VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, sizeof(tcu::Vec4), m_lookupParams.bias.getPtr());
+}
+
+void ShaderTextureFunctionInstance::initTexture (void)
+{
+ static const IVec4 texCubeSwz[] =
+ {
+ IVec4(0,0,1,1),
+ IVec4(1,1,0,0),
+ IVec4(0,1,0,1),
+ IVec4(1,0,1,0),
+ IVec4(0,1,1,0),
+ IVec4(1,0,0,1)
+ };
+ DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(texCubeSwz) == tcu::CUBEFACE_LAST);
+
+ tcu::TextureFormat texFmt = glu::mapGLInternalFormat(m_textureSpec.format);
+ tcu::TextureFormatInfo fmtInfo = tcu::getTextureFormatInfo(texFmt);
+ tcu::UVec2 viewportSize = getViewportSize();
+ bool isProj = functionHasProj(m_lookupSpec.function);
+ bool isAutoLod = functionHasAutoLod(m_isVertexCase ? glu::SHADERTYPE_VERTEX : glu::SHADERTYPE_FRAGMENT,
+ m_lookupSpec.function); // LOD can vary significantly
+ float proj = isProj ? 1.0f/m_lookupSpec.minCoord[m_lookupSpec.function == FUNCTION_TEXTUREPROJ3 ? 2 : 3] : 1.0f;
+ TexLookupParams lookupParams;
+
+ switch (m_textureSpec.type)
+ {
+ case TEXTURETYPE_2D:
+ {
+ float levelStep = isAutoLod ? 0.0f : 1.0f / (float)de::max(1, m_textureSpec.numLevels-1);
+ Vec4 cScale = fmtInfo.valueMax-fmtInfo.valueMin;
+ Vec4 cBias = fmtInfo.valueMin;
+ int baseCellSize = de::min(m_textureSpec.width/4, m_textureSpec.height/4);
+ de::MovePtr<tcu::Texture2D> texture2D;
+
+ texture2D = de::MovePtr<tcu::Texture2D>(new tcu::Texture2D(texFmt, m_textureSpec.width, m_textureSpec.height));
+
+ for (int level = 0; level < m_textureSpec.numLevels; level++)
+ {
+ float fA = float(level)*levelStep;
+ float fB = 1.0f-fA;
+ Vec4 colorA = cBias + cScale*Vec4(fA, fB, fA, fB);
+ Vec4 colorB = cBias + cScale*Vec4(fB, fA, fB, fA);
+
+ texture2D->allocLevel(level);
+ tcu::fillWithGrid(texture2D->getLevel(level), de::max(1, baseCellSize>>level), colorA, colorB);
+ }
+
+ // Compute LOD.
+ float dudx = (m_lookupSpec.maxCoord[0]-m_lookupSpec.minCoord[0])*proj*(float)m_textureSpec.width / (float)viewportSize[0];
+ float dvdy = (m_lookupSpec.maxCoord[1]-m_lookupSpec.minCoord[1])*proj*(float)m_textureSpec.height / (float)viewportSize[1];
+ lookupParams.lod = computeLodFromDerivates(DEFAULT_LOD_MODE, dudx, 0.0f, 0.0f, dvdy);
+
+ // Append to texture list.
+ m_textures.push_back(TextureBindingSp(new TextureBinding(texture2D.release(), m_textureSpec.sampler)));
+ break;
+ }
+
+ case TEXTURETYPE_CUBE_MAP:
+ {
+ float levelStep = isAutoLod ? 0.0f : 1.0f / (float)de::max(1, m_textureSpec.numLevels-1);
+ Vec4 cScale = fmtInfo.valueMax-fmtInfo.valueMin;
+ Vec4 cBias = fmtInfo.valueMin;
+ Vec4 cCorner = cBias + cScale*0.5f;
+ int baseCellSize = de::min(m_textureSpec.width/4, m_textureSpec.height/4);
+ de::MovePtr<tcu::TextureCube> textureCube;
+
+ DE_ASSERT(m_textureSpec.width == m_textureSpec.height);
+ textureCube = de::MovePtr<tcu::TextureCube>(new tcu::TextureCube(texFmt, m_textureSpec.width));
+
+ for (int level = 0; level < m_textureSpec.numLevels; level++)
+ {
+ float fA = float(level)*levelStep;
+ float fB = 1.0f-fA;
+ Vec2 f (fA, fB);
+
+ for (int face = 0; face < tcu::CUBEFACE_LAST; face++)
+ {
+ const IVec4& swzA = texCubeSwz[face];
+ IVec4 swzB = 1-swzA;
+ Vec4 colorA = cBias + cScale*f.swizzle(swzA[0], swzA[1], swzA[2], swzA[3]);
+ Vec4 colorB = cBias + cScale*f.swizzle(swzB[0], swzB[1], swzB[2], swzB[3]);
+
+ textureCube->allocLevel((tcu::CubeFace)face, level);
+
+ {
+ const tcu::PixelBufferAccess access = textureCube->getLevelFace(level, (tcu::CubeFace)face);
+ const int lastPix = access.getWidth()-1;
+
+ tcu::fillWithGrid(access, de::max(1, baseCellSize>>level), colorA, colorB);
+
+ // Ensure all corners have identical colors in order to avoid dealing with ambiguous corner texel filtering
+ access.setPixel(cCorner, 0, 0);
+ access.setPixel(cCorner, 0, lastPix);
+ access.setPixel(cCorner, lastPix, 0);
+ access.setPixel(cCorner, lastPix, lastPix);
+ }
+ }
+ }
+
+ // Compute LOD \note Assumes that only single side is accessed and R is constant major axis.
+ DE_ASSERT(de::abs(m_lookupSpec.minCoord[2] - m_lookupSpec.maxCoord[2]) < 0.005);
+ DE_ASSERT(de::abs(m_lookupSpec.minCoord[0]) < de::abs(m_lookupSpec.minCoord[2]) && de::abs(m_lookupSpec.maxCoord[0]) < de::abs(m_lookupSpec.minCoord[2]));
+ DE_ASSERT(de::abs(m_lookupSpec.minCoord[1]) < de::abs(m_lookupSpec.minCoord[2]) && de::abs(m_lookupSpec.maxCoord[1]) < de::abs(m_lookupSpec.minCoord[2]));
+
+ tcu::CubeFaceFloatCoords c00 = tcu::getCubeFaceCoords(Vec3(m_lookupSpec.minCoord[0]*proj, m_lookupSpec.minCoord[1]*proj, m_lookupSpec.minCoord[2]*proj));
+ tcu::CubeFaceFloatCoords c10 = tcu::getCubeFaceCoords(Vec3(m_lookupSpec.maxCoord[0]*proj, m_lookupSpec.minCoord[1]*proj, m_lookupSpec.minCoord[2]*proj));
+ tcu::CubeFaceFloatCoords c01 = tcu::getCubeFaceCoords(Vec3(m_lookupSpec.minCoord[0]*proj, m_lookupSpec.maxCoord[1]*proj, m_lookupSpec.minCoord[2]*proj));
+ float dudx = (c10.s - c00.s)*(float)m_textureSpec.width / (float)viewportSize[0];
+ float dvdy = (c01.t - c00.t)*(float)m_textureSpec.height / (float)viewportSize[1];
+ lookupParams.lod = computeLodFromDerivates(DEFAULT_LOD_MODE, dudx, 0.0f, 0.0f, dvdy);
+
+ // Append to texture list.
+ m_textures.push_back(TextureBindingSp(new TextureBinding(textureCube.release(), m_textureSpec.sampler)));
+ break;
+ }
+
+ case TEXTURETYPE_2D_ARRAY:
+ {
+ float layerStep = 1.0f / (float)m_textureSpec.depth;
+ float levelStep = isAutoLod ? 0.0f : 1.0f / (float)(de::max(1, m_textureSpec.numLevels-1)*m_textureSpec.depth);
+ Vec4 cScale = fmtInfo.valueMax-fmtInfo.valueMin;
+ Vec4 cBias = fmtInfo.valueMin;
+ int baseCellSize = de::min(m_textureSpec.width/4, m_textureSpec.height/4);
+ de::MovePtr<tcu::Texture2DArray> texture2DArray;
+
+ texture2DArray = de::MovePtr<tcu::Texture2DArray>(new tcu::Texture2DArray(texFmt, m_textureSpec.width, m_textureSpec.height, m_textureSpec.depth));
+
+ for (int level = 0; level < m_textureSpec.numLevels; level++)
+ {
+ texture2DArray->allocLevel(level);
+ tcu::PixelBufferAccess levelAccess = texture2DArray->getLevel(level);
+
+ for (int layer = 0; layer < levelAccess.getDepth(); layer++)
+ {
+ float fA = (float)layer*layerStep + (float)level*levelStep;
+ float fB = 1.0f-fA;
+ Vec4 colorA = cBias + cScale*Vec4(fA, fB, fA, fB);
+ Vec4 colorB = cBias + cScale*Vec4(fB, fA, fB, fA);
+
+ tcu::fillWithGrid(tcu::getSubregion(levelAccess, 0, 0, layer, levelAccess.getWidth(), levelAccess.getHeight(), 1), de::max(1, baseCellSize>>level), colorA, colorB);
+ }
+ }
+
+ // Compute LOD.
+ float dudx = (m_lookupSpec.maxCoord[0]-m_lookupSpec.minCoord[0])*proj*(float)m_textureSpec.width / (float)viewportSize[0];
+ float dvdy = (m_lookupSpec.maxCoord[1]-m_lookupSpec.minCoord[1])*proj*(float)m_textureSpec.height / (float)viewportSize[1];
+ lookupParams.lod = computeLodFromDerivates(DEFAULT_LOD_MODE, dudx, 0.0f, 0.0f, dvdy);
+
+ // Append to texture list.
+ m_textures.push_back(TextureBindingSp(new TextureBinding(texture2DArray.release(), m_textureSpec.sampler)));
+ break;
+ }
+
+ case TEXTURETYPE_3D:
+ {
+ float levelStep = isAutoLod ? 0.0f : 1.0f / (float)de::max(1, m_textureSpec.numLevels-1);
+ Vec4 cScale = fmtInfo.valueMax-fmtInfo.valueMin;
+ Vec4 cBias = fmtInfo.valueMin;
+ int baseCellSize = de::min(de::min(m_textureSpec.width/2, m_textureSpec.height/2), m_textureSpec.depth/2);
+ de::MovePtr<tcu::Texture3D> texture3D;
+
+ texture3D = de::MovePtr<tcu::Texture3D>(new tcu::Texture3D(texFmt, m_textureSpec.width, m_textureSpec.height, m_textureSpec.depth));
+
+ for (int level = 0; level < m_textureSpec.numLevels; level++)
+ {
+ float fA = (float)level*levelStep;
+ float fB = 1.0f-fA;
+ Vec4 colorA = cBias + cScale*Vec4(fA, fB, fA, fB);
+ Vec4 colorB = cBias + cScale*Vec4(fB, fA, fB, fA);
+
+ texture3D->allocLevel(level);
+ tcu::fillWithGrid(texture3D->getLevel(level), de::max(1, baseCellSize>>level), colorA, colorB);
+ }
+
+ // Compute LOD.
+ float dudx = (m_lookupSpec.maxCoord[0]-m_lookupSpec.minCoord[0])*proj*(float)m_textureSpec.width / (float)viewportSize[0];
+ float dvdy = (m_lookupSpec.maxCoord[1]-m_lookupSpec.minCoord[1])*proj*(float)m_textureSpec.height / (float)viewportSize[1];
+ float dwdx = (m_lookupSpec.maxCoord[2]-m_lookupSpec.minCoord[2])*0.5f*proj*(float)m_textureSpec.depth / (float)viewportSize[0];
+ float dwdy = (m_lookupSpec.maxCoord[2]-m_lookupSpec.minCoord[2])*0.5f*proj*(float)m_textureSpec.depth / (float)viewportSize[1];
+ lookupParams.lod = computeLodFromDerivates(DEFAULT_LOD_MODE, dudx, 0.0f, dwdx, 0.0f, dvdy, dwdy);
+
+ // Append to texture list.
+ m_textures.push_back(TextureBindingSp(new TextureBinding(texture3D.release(), m_textureSpec.sampler)));
+ break;
+ }
+
+ default:
+ DE_ASSERT(DE_FALSE);
+ }
+
+ // Set lookup scale & bias
+ lookupParams.scale = fmtInfo.lookupScale;
+ lookupParams.bias = fmtInfo.lookupBias;
+ lookupParams.offset = m_lookupSpec.offset;
+
+ // \todo [dirnerakos] Avoid const cast somehow
+ const_cast<TexLookupParams&>(m_lookupParams) = lookupParams;
+}
+
+class ShaderTextureFunctionCase : public ShaderRenderCase
+{
+public:
+ ShaderTextureFunctionCase (tcu::TestContext& testCtx,
+ const std::string& name,
+ const std::string& desc,
+ const TextureLookupSpec& lookup,
+ const TextureSpec& texture,
+ TexEvalFunc evalFunc,
+ bool isVertexCase);
+ virtual ~ShaderTextureFunctionCase (void);
+
+ virtual TestInstance* createInstance (Context& context) const;
+
+private:
+ void initShaderSources (void);
+
+ TextureLookupSpec m_lookupSpec;
+ TextureSpec m_textureSpec;
+ TexLookupParams m_lookupParams;
+};
+
+ShaderTextureFunctionCase::ShaderTextureFunctionCase (tcu::TestContext& testCtx,
+ const std::string& name,
+ const std::string& desc,
+ const TextureLookupSpec& lookup,
+ const TextureSpec& texture,
+ TexEvalFunc evalFunc,
+ bool isVertexCase)
+ : ShaderRenderCase (testCtx, name, desc, isVertexCase, new TexLookupEvaluator(evalFunc, m_lookupParams), NULL, NULL)
+ , m_lookupSpec (lookup)
+ , m_textureSpec (texture)
+{
+ initShaderSources();
+}
+
+ShaderTextureFunctionCase::~ShaderTextureFunctionCase (void)
+{
+}
+
+TestInstance* ShaderTextureFunctionCase::createInstance (Context& context) const
+{
+ DE_ASSERT(m_evaluator != DE_NULL);
+ DE_ASSERT(m_uniformSetup != DE_NULL);
+ return new ShaderTextureFunctionInstance(context, m_isVertexCase, *m_evaluator, *m_uniformSetup, m_lookupSpec, m_textureSpec, m_lookupParams);
+}
+
+void ShaderTextureFunctionCase::initShaderSources (void)
+{
+ Function function = m_lookupSpec.function;
+ bool isVtxCase = m_isVertexCase;
+ bool isProj = functionHasProj(function);
+ bool isGrad = functionHasGrad(function);
+ bool isShadow = m_textureSpec.sampler.compare != tcu::Sampler::COMPAREMODE_NONE;
+ bool is2DProj4 = !isShadow && m_textureSpec.type == TEXTURETYPE_2D && (function == FUNCTION_TEXTUREPROJ || function == FUNCTION_TEXTUREPROJLOD || function == FUNCTION_TEXTUREPROJGRAD);
+ bool isIntCoord = function == FUNCTION_TEXELFETCH;
+ bool hasLodBias = functionHasLod(m_lookupSpec.function) || m_lookupSpec.useBias;
+ int texCoordComps = m_textureSpec.type == TEXTURETYPE_2D ? 2 : 3;
+ int extraCoordComps = (isProj ? (is2DProj4 ? 2 : 1) : 0) + (isShadow ? 1 : 0);
+ glu::DataType coordType = glu::getDataTypeFloatVec(texCoordComps+extraCoordComps);
+ glu::Precision coordPrec = glu::PRECISION_HIGHP;
+ const char* coordTypeName = glu::getDataTypeName(coordType);
+ const char* coordPrecName = glu::getPrecisionName(coordPrec);
+ tcu::TextureFormat texFmt = glu::mapGLInternalFormat(m_textureSpec.format);
+ glu::DataType samplerType = glu::TYPE_LAST;
+ glu::DataType gradType = (m_textureSpec.type == TEXTURETYPE_CUBE_MAP || m_textureSpec.type == TEXTURETYPE_3D) ? glu::TYPE_FLOAT_VEC3 : glu::TYPE_FLOAT_VEC2;
+ const char* gradTypeName = glu::getDataTypeName(gradType);
+ const char* baseFuncName = DE_NULL;
+
+ DE_ASSERT(!isGrad || !hasLodBias);
+
+ switch (m_textureSpec.type)
+ {
+ case TEXTURETYPE_2D: samplerType = isShadow ? glu::TYPE_SAMPLER_2D_SHADOW : glu::getSampler2DType(texFmt); break;
+ case TEXTURETYPE_CUBE_MAP: samplerType = isShadow ? glu::TYPE_SAMPLER_CUBE_SHADOW : glu::getSamplerCubeType(texFmt); break;
+ case TEXTURETYPE_2D_ARRAY: samplerType = isShadow ? glu::TYPE_SAMPLER_2D_ARRAY_SHADOW : glu::getSampler2DArrayType(texFmt); break;
+ case TEXTURETYPE_3D: DE_ASSERT(!isShadow); samplerType = glu::getSampler3DType(texFmt); break;
+ default:
+ DE_ASSERT(DE_FALSE);
+ }
+
+ switch (m_lookupSpec.function)
+ {
+ case FUNCTION_TEXTURE: baseFuncName = "texture"; break;
+ case FUNCTION_TEXTUREPROJ: baseFuncName = "textureProj"; break;
+ case FUNCTION_TEXTUREPROJ3: baseFuncName = "textureProj"; break;
+ case FUNCTION_TEXTURELOD: baseFuncName = "textureLod"; break;
+ case FUNCTION_TEXTUREPROJLOD: baseFuncName = "textureProjLod"; break;
+ case FUNCTION_TEXTUREPROJLOD3: baseFuncName = "textureProjLod"; break;
+ case FUNCTION_TEXTUREGRAD: baseFuncName = "textureGrad"; break;
+ case FUNCTION_TEXTUREPROJGRAD: baseFuncName = "textureProjGrad"; break;
+ case FUNCTION_TEXTUREPROJGRAD3: baseFuncName = "textureProjGrad"; break;
+ case FUNCTION_TEXELFETCH: baseFuncName = "texelFetch"; break;
+ default:
+ DE_ASSERT(DE_FALSE);
+ }
+
+ std::ostringstream vert;
+ std::ostringstream frag;
+ std::ostringstream& op = isVtxCase ? vert : frag;
+
+ vert << "#version 310 es\n"
+ << "layout(location = 0) in highp vec4 a_position;\n"
+ << "layout(location = 4) in " << coordPrecName << " " << coordTypeName << " a_in0;\n";
+
+ if (isGrad)
+ {
+ vert << "layout(location = 5) in " << coordPrecName << " " << gradTypeName << " a_in1;\n";
+ vert << "layout(location = 6) in " << coordPrecName << " " << gradTypeName << " a_in2;\n";
+ }
+ else if (hasLodBias)
+ vert << "layout(location = 5) in " << coordPrecName << " float a_in1;\n";
+
+ frag << "#version 310 es\n"
+ << "layout(location = 0) out mediump vec4 o_color;\n";
+
+ if (isVtxCase)
+ {
+ vert << "layout(location = 0) out mediump vec4 v_color;\n";
+ frag << "layout(location = 0) in mediump vec4 v_color;\n";
+ }
+ else
+ {
+ vert << "layout(location = 0) out " << coordPrecName << " " << coordTypeName << " v_texCoord;\n";
+ frag << "layout(location = 0) in " << coordPrecName << " " << coordTypeName << " v_texCoord;\n";
+
+ if (isGrad)
+ {
+ vert << "layout(location = 1) out " << coordPrecName << " " << gradTypeName << " v_gradX;\n";
+ vert << "layout(location = 2) out " << coordPrecName << " " << gradTypeName << " v_gradY;\n";
+ frag << "layout(location = 1) in " << coordPrecName << " " << gradTypeName << " v_gradX;\n";
+ frag << "layout(location = 2) in " << coordPrecName << " " << gradTypeName << " v_gradY;\n";
+ }
+ else if (hasLodBias)
+ {
+ vert << "layout(location = 1) out " << coordPrecName << " float v_lodBias;\n";
+ frag << "layout(location = 1) in " << coordPrecName << " float v_lodBias;\n";
+ }
+ }
+
+ // Uniforms
+ op << "layout(set = 0, binding = 0) uniform highp " << glu::getDataTypeName(samplerType) << " u_sampler;\n"
+ << "layout(set = 0, binding = 1) uniform buf0 { highp vec4 u_scale; };\n"
+ << "layout(set = 0, binding = 2) uniform buf1 { highp vec4 u_bias; };\n";
+
+ vert << "\nvoid main()\n{\n"
+ << "\tgl_Position = a_position;\n";
+ frag << "\nvoid main()\n{\n";
+
+ if (isVtxCase)
+ vert << "\tv_color = ";
+ else
+ frag << "\to_color = ";
+
+ // Op.
+ {
+ const char* texCoord = isVtxCase ? "a_in0" : "v_texCoord";
+ const char* gradX = isVtxCase ? "a_in1" : "v_gradX";
+ const char* gradY = isVtxCase ? "a_in2" : "v_gradY";
+ const char* lodBias = isVtxCase ? "a_in1" : "v_lodBias";
+
+ op << "vec4(" << baseFuncName;
+ if (m_lookupSpec.useOffset)
+ op << "Offset";
+ op << "(u_sampler, ";
+
+ if (isIntCoord)
+ op << "ivec" << (texCoordComps+extraCoordComps) << "(";
+
+ op << texCoord;
+
+ if (isIntCoord)
+ op << ")";
+
+ if (isGrad)
+ op << ", " << gradX << ", " << gradY;
+
+ if (functionHasLod(function))
+ {
+ if (isIntCoord)
+ op << ", int(" << lodBias << ")";
+ else
+ op << ", " << lodBias;
+ }
+
+ if (m_lookupSpec.useOffset)
+ {
+ int offsetComps = m_textureSpec.type == TEXTURETYPE_3D ? 3 : 2;
+
+ op << ", ivec" << offsetComps << "(";
+ for (int ndx = 0; ndx < offsetComps; ndx++)
+ {
+ if (ndx != 0)
+ op << ", ";
+ op << m_lookupSpec.offset[ndx];
+ }
+ op << ")";
+ }
+
+ if (m_lookupSpec.useBias)
+ op << ", " << lodBias;
+
+ op << ")";
+
+ if (isShadow)
+ op << ", 0.0, 0.0, 1.0)";
+ else
+ op << ")*u_scale + u_bias";
+
+ op << ";\n";
+ }
+
+ if (isVtxCase)
+ frag << "\to_color = v_color;\n";
+ else
+ {
+ vert << "\tv_texCoord = a_in0;\n";
+
+ if (isGrad)
+ {
+ vert << "\tv_gradX = a_in1;\n";
+ vert << "\tv_gradY = a_in2;\n";
+ }
+ else if (hasLodBias)
+ vert << "\tv_lodBias = a_in1;\n";
+ }
+
+ vert << "}\n";
+ frag << "}\n";
+
+ m_vertShaderSource = vert.str();
+ m_fragShaderSource = frag.str();
+}
+
+class TextureSizeInstance : public ShaderRenderCaseInstance
+{
+public:
+ TextureSizeInstance (Context& context,
+ const bool isVertexCase,
+ const TextureSpec& textureSpec);
+ virtual ~TextureSizeInstance (void);
+
+ virtual tcu::TestStatus iterate (void);
+
+protected:
+ virtual void setupDefaultInputs (void);
+ virtual void setupUniforms (const tcu::Vec4&);
+
+private:
+ struct TestSize
+ {
+ tcu::IVec3 textureSize;
+ int lod;
+ int lodBase;
+ tcu::IVec3 expectedSize;
+ };
+
+ void initTexture (void);
+ bool testTextureSize (void);
+
+ const TextureSpec& m_textureSpec;
+ TestSize m_testSize;
+ int m_iterationCounter;
+};
+
+TextureSizeInstance::TextureSizeInstance (Context& context,
+ const bool isVertexCase,
+ const TextureSpec& textureSpec)
+ : ShaderRenderCaseInstance (context, isVertexCase, DE_NULL, DE_NULL, DE_NULL)
+ , m_textureSpec (textureSpec)
+ , m_testSize ()
+ , m_iterationCounter (0)
+{
+ deMemset(&m_testSize, 0, sizeof(TestSize));
+
+ m_renderSize = tcu::UVec2(1, 1);
+}
+
+TextureSizeInstance::~TextureSizeInstance (void)
+{
+}
+
+void TextureSizeInstance::setupDefaultInputs (void)
+{
+ const tcu::Vec4 triangle[3] = // covers entire viewport
+ {
+ tcu::Vec4(-1, -1, 0, 1),
+ tcu::Vec4( 4, -1, 0, 1),
+ tcu::Vec4(-1, 4, 0, 1),
+ };
+
+ addAttribute(0u, vk::VK_FORMAT_R32G32B32A32_SFLOAT, sizeof(tcu::Vec4), 3, triangle);
+}
+
+void TextureSizeInstance::setupUniforms (const tcu::Vec4&)
+{
+ const tcu::IVec3 expectedSize = m_textureSpec.type == TEXTURETYPE_2D_ARRAY ? tcu::IVec3(m_testSize.expectedSize.x(), m_testSize.expectedSize.y(), m_testSize.textureSize.z()) : m_testSize.expectedSize;
+
+ useSampler(0u, 0u);
+ addUniform(1u, vk::VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, sizeof(tcu::IVec3), expectedSize.getPtr());
+ addUniform(2u, vk::VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, sizeof(int), &m_testSize.lod);
+}
+
+void TextureSizeInstance::initTexture (void)
+{
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ const tcu::TextureFormat texFmt = glu::mapGLInternalFormat(m_textureSpec.format);
+ const int maxLevel = m_testSize.lod + m_testSize.lodBase;
+ const int levels = maxLevel + 1;
+ const TextureBinding::Parameters params (m_testSize.lodBase);
+ TextureBindingSp textureBinding;
+
+ switch (m_textureSpec.type)
+ {
+ case TEXTURETYPE_3D:
+ {
+ de::MovePtr<tcu::Texture3D> texture (new tcu::Texture3D(texFmt, m_testSize.textureSize.x(), m_testSize.textureSize.y(), m_testSize.textureSize.z()));
+
+ for (int level = 0; level < levels; level++)
+ texture->allocLevel(level);
+
+ log << tcu::TestLog::Message << "Testing image size " << m_testSize.textureSize.x() << "x" << m_testSize.textureSize.y() << "x" << m_testSize.textureSize.z() << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Lod: " << m_testSize.lod << ", base level: " << m_testSize.lodBase << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Expecting: " << m_testSize.expectedSize.x() << "x" << m_testSize.expectedSize.y() << "x" << m_testSize.expectedSize.z() << tcu::TestLog::EndMessage;
+
+ textureBinding = TextureBindingSp(new TextureBinding(texture.release(), m_textureSpec.sampler));
+ break;
+ }
+
+ case TEXTURETYPE_2D:
+ {
+ de::MovePtr<tcu::Texture2D> texture (new tcu::Texture2D(texFmt, m_testSize.textureSize.x(), m_testSize.textureSize.y()));
+
+ for (int level = 0; level < levels; level++)
+ texture->allocLevel(level);
+
+ log << tcu::TestLog::Message << "Testing image size " << m_testSize.textureSize.x() << "x" << m_testSize.textureSize.y() << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Lod: " << m_testSize.lod << ", base level: " << m_testSize.lodBase << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Expecting: " << m_testSize.expectedSize.x() << "x" << m_testSize.expectedSize.y() << tcu::TestLog::EndMessage;
+
+ textureBinding = TextureBindingSp(new TextureBinding(texture.release(), m_textureSpec.sampler));
+ break;
+ }
+
+ case TEXTURETYPE_CUBE_MAP:
+ {
+ de::MovePtr<tcu::TextureCube> texture (new tcu::TextureCube(texFmt, m_testSize.textureSize.x()));
+
+ for (int level = 0; level < levels; level++)
+ for (int face = 0; face < tcu::CUBEFACE_LAST; face++)
+ texture->allocLevel((tcu::CubeFace)face, level);
+
+ log << tcu::TestLog::Message << "Testing image size " << m_testSize.textureSize.x() << "x" << m_testSize.textureSize.y() << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Lod: " << m_testSize.lod << ", base level: " << m_testSize.lodBase << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Expecting: " << m_testSize.expectedSize.x() << "x" << m_testSize.expectedSize.y() << tcu::TestLog::EndMessage;
+
+ textureBinding = TextureBindingSp(new TextureBinding(texture.release(), m_textureSpec.sampler));
+ break;
+ }
+
+ case TEXTURETYPE_2D_ARRAY:
+ {
+ de::MovePtr<tcu::Texture2DArray> texture (new tcu::Texture2DArray(texFmt, m_testSize.textureSize.x(), m_testSize.textureSize.y(), m_testSize.textureSize.z()));
+
+ for (int level = 0; level < levels; level++)
+ texture->allocLevel(level);
+
+ log << tcu::TestLog::Message << "Testing image size " << m_testSize.textureSize.x() << "x" << m_testSize.textureSize.y() << " with " << m_testSize.textureSize.z() << " layer(s)" << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Lod: " << m_testSize.lod << ", base level: " << m_testSize.lodBase << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Expecting: " << m_testSize.expectedSize.x() << "x" << m_testSize.expectedSize.y() << " and " << m_testSize.textureSize.z() << " layer(s)" << tcu::TestLog::EndMessage;
+
+ textureBinding = TextureBindingSp(new TextureBinding(texture.release(), m_textureSpec.sampler));
+ break;
+ }
+
+ default:
+ DE_ASSERT(false);
+ break;
+ }
+
+ m_textures.clear();
+
+ textureBinding->setParameters(params);
+ m_textures.push_back(textureBinding);
+}
+
+tcu::TestStatus TextureSizeInstance::iterate (void)
+{
+ const TestSize testSizes[] =
+ {
+ { tcu::IVec3(1, 2, 1), 1, 0, tcu::IVec3(1, 1, 1) },
+ { tcu::IVec3(1, 2, 1), 0, 0, tcu::IVec3(1, 2, 1) },
+
+ { tcu::IVec3(1, 3, 2), 0, 0, tcu::IVec3(1, 3, 2) },
+ { tcu::IVec3(1, 3, 2), 1, 0, tcu::IVec3(1, 1, 1) },
+
+ { tcu::IVec3(100, 31, 18), 0, 0, tcu::IVec3(100, 31, 18) },
+ { tcu::IVec3(100, 31, 18), 1, 0, tcu::IVec3(50, 15, 9) },
+ { tcu::IVec3(100, 31, 18), 2, 0, tcu::IVec3(25, 7, 4) },
+ { tcu::IVec3(100, 31, 18), 3, 0, tcu::IVec3(12, 3, 2) },
+ { tcu::IVec3(100, 31, 18), 4, 0, tcu::IVec3(6, 1, 1) },
+ { tcu::IVec3(100, 31, 18), 5, 0, tcu::IVec3(3, 1, 1) },
+ { tcu::IVec3(100, 31, 18), 6, 0, tcu::IVec3(1, 1, 1) },
+
+ { tcu::IVec3(100, 128, 32), 0, 0, tcu::IVec3(100, 128, 32) },
+ { tcu::IVec3(100, 128, 32), 1, 0, tcu::IVec3(50, 64, 16) },
+ { tcu::IVec3(100, 128, 32), 2, 0, tcu::IVec3(25, 32, 8) },
+ { tcu::IVec3(100, 128, 32), 3, 0, tcu::IVec3(12, 16, 4) },
+ { tcu::IVec3(100, 128, 32), 4, 0, tcu::IVec3(6, 8, 2) },
+ { tcu::IVec3(100, 128, 32), 5, 0, tcu::IVec3(3, 4, 1) },
+ { tcu::IVec3(100, 128, 32), 6, 0, tcu::IVec3(1, 2, 1) },
+ { tcu::IVec3(100, 128, 32), 7, 0, tcu::IVec3(1, 1, 1) },
+
+ // pow 2
+ { tcu::IVec3(128, 64, 32), 0, 0, tcu::IVec3(128, 64, 32) },
+ { tcu::IVec3(128, 64, 32), 1, 0, tcu::IVec3(64, 32, 16) },
+ { tcu::IVec3(128, 64, 32), 2, 0, tcu::IVec3(32, 16, 8) },
+ { tcu::IVec3(128, 64, 32), 3, 0, tcu::IVec3(16, 8, 4) },
+ { tcu::IVec3(128, 64, 32), 4, 0, tcu::IVec3(8, 4, 2) },
+ { tcu::IVec3(128, 64, 32), 5, 0, tcu::IVec3(4, 2, 1) },
+ { tcu::IVec3(128, 64, 32), 6, 0, tcu::IVec3(2, 1, 1) },
+ { tcu::IVec3(128, 64, 32), 7, 0, tcu::IVec3(1, 1, 1) },
+
+ // w == h
+ { tcu::IVec3(1, 1, 1), 0, 0, tcu::IVec3(1, 1, 1) },
+ { tcu::IVec3(64, 64, 64), 0, 0, tcu::IVec3(64, 64, 64) },
+ { tcu::IVec3(64, 64, 64), 1, 0, tcu::IVec3(32, 32, 32) },
+ { tcu::IVec3(64, 64, 64), 2, 0, tcu::IVec3(16, 16, 16) },
+ { tcu::IVec3(64, 64, 64), 3, 0, tcu::IVec3(8, 8, 8) },
+ { tcu::IVec3(64, 64, 64), 4, 0, tcu::IVec3(4, 4, 4) },
+
+ // with lod base
+ { tcu::IVec3(100, 31, 18), 3, 1, tcu::IVec3(6, 1, 1) },
+ { tcu::IVec3(128, 64, 32), 3, 1, tcu::IVec3(8, 4, 2) },
+ { tcu::IVec3(64, 64, 64), 1, 1, tcu::IVec3(16, 16, 16) },
+ };
+ const int lastIterationIndex = DE_LENGTH_OF_ARRAY(testSizes) + 1;
+
+ m_iterationCounter++;
+
+ if (m_iterationCounter == lastIterationIndex)
+ return tcu::TestStatus::pass("Pass");
+ else
+ {
+ // set current test size
+ m_testSize = testSizes[m_iterationCounter - 1];
+
+ if (!testTextureSize())
+ return tcu::TestStatus::fail("Got unexpected texture size");
+
+ return tcu::TestStatus::incomplete();
+ }
+}
+
+bool TextureSizeInstance::testTextureSize (void)
+{
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ const bool isSquare = m_testSize.textureSize.x() == m_testSize.textureSize.y();
+ const bool is2DLodValid = (m_testSize.textureSize.x() >> (m_testSize.lod + m_testSize.lodBase)) != 0 || (m_testSize.textureSize.y() >> (m_testSize.lod + m_testSize.lodBase)) != 0;
+ bool success = true;
+
+ // Skip incompatible cases
+ if (m_textureSpec.type == TEXTURETYPE_CUBE_MAP && !isSquare)
+ return true;
+ if (m_textureSpec.type == TEXTURETYPE_2D && !is2DLodValid)
+ return true;
+ if (m_textureSpec.type == TEXTURETYPE_2D_ARRAY && !is2DLodValid)
+ return true;
+
+ // setup texture
+ initTexture();
+
+ // render
+ {
+ const deUint16 indices[3] = { 0, 1, 2 };
+
+ setup();
+ render(3, 1, indices);
+ }
+
+ // test
+ {
+ const float colorTolerance = 0.1f;
+ const tcu::TextureLevel& result = getResultImage();
+ tcu::Vec4 outputColor = result.getAccess().getPixel(0, 0);
+
+ if (outputColor.x() >= 1.0f - colorTolerance &&
+ outputColor.y() >= 1.0f - colorTolerance &&
+ outputColor.z() >= 1.0f - colorTolerance)
+ {
+ // success
+ log << tcu::TestLog::Message << "Passed" << tcu::TestLog::EndMessage;
+ }
+ else
+ {
+ // failure
+ log << tcu::TestLog::Message << "Failed" << tcu::TestLog::EndMessage;
+ success = false;
+ }
+ }
+
+ // empty line to format log nicely
+ log << tcu::TestLog::Message << tcu::TestLog::EndMessage;
+
+ return success;
+}
+
+class TextureSizeCase : public ShaderRenderCase
+{
+public:
+ TextureSizeCase (tcu::TestContext& testCtx,
+ const std::string& name,
+ const std::string& desc,
+ const std::string& samplerType,
+ const TextureSpec& texture,
+ bool isVertexCase);
+ virtual ~TextureSizeCase (void);
+
+ virtual TestInstance* createInstance (Context& context) const;
+
+private:
+ std::string genVertexShader (void) const;
+ std::string genFragmentShader (void) const;
+
+ const std::string m_samplerTypeStr;
+ const TextureSpec m_textureSpec;
+ const bool m_isVertexCase;
+ const bool m_has3DSize;
+};
+
+TextureSizeCase::TextureSizeCase (tcu::TestContext& testCtx,
+ const std::string& name,
+ const std::string& desc,
+ const std::string& samplerType,
+ const TextureSpec& texture,
+ bool isVertexCase)
+ : ShaderRenderCase (testCtx, name, desc, isVertexCase, (ShaderEvaluator*)DE_NULL, DE_NULL, DE_NULL)
+ , m_samplerTypeStr (samplerType)
+ , m_textureSpec (texture)
+ , m_isVertexCase (isVertexCase)
+ , m_has3DSize (texture.type == TEXTURETYPE_3D || texture.type == TEXTURETYPE_2D_ARRAY)
+{
+ m_vertShaderSource = genVertexShader();
+ m_fragShaderSource = genFragmentShader();
+}
+
+TextureSizeCase::~TextureSizeCase (void)
+{
+}
+
+TestInstance* TextureSizeCase::createInstance (Context& context) const
+{
+ return new TextureSizeInstance(context, m_isVertexCase, m_textureSpec);
+}
+
+std::string TextureSizeCase::genVertexShader() const
+{
+ std::ostringstream vert;
+
+ vert << "#version 310 es\n"
+ << "layout(location = 0) in highp vec4 a_position;\n";
+
+ if (m_isVertexCase)
+ {
+ vert << "layout(location = 0) out mediump vec4 v_color;\n";
+ vert << "layout(set = 0, binding = 0) uniform highp " << m_samplerTypeStr << " u_sampler;\n";
+ vert << "layout(set = 0, binding = 1) uniform buf0 { highp ivec" << (m_has3DSize ? 3 : 2) << " u_texSize; };\n";
+ vert << "layout(set = 0, binding = 2) uniform buf1 { highp int u_lod; };\n";
+ }
+
+ vert << "void main()\n{\n";
+
+ if (m_isVertexCase)
+ vert << " v_color = (textureSize(u_sampler, u_lod) == u_texSize ? vec4(1.0, 1.0, 1.0, 1.0) : vec4(0.0, 0.0, 1.0, 0.0));\n";
+
+ vert << " gl_Position = a_position;\n"
+ << "}\n";
+
+ return vert.str();
+}
+
+std::string TextureSizeCase::genFragmentShader() const
+{
+ std::ostringstream frag;
+
+ frag << "#version 310 es\n"
+ << "layout(location = 0) out mediump vec4 o_color;\n";
+
+ if (m_isVertexCase)
+ frag << "layout(location = 0) in mediump vec4 v_color;\n";
+
+ if (!m_isVertexCase)
+ {
+ frag << "layout(set = 0, binding = 0) uniform highp " << m_samplerTypeStr << " u_sampler;\n";
+ frag << "layout(set = 0, binding = 1) uniform buf0 { highp ivec" << (m_has3DSize ? 3 : 2) << " u_texSize; };\n";
+ frag << "layout(set = 0, binding = 2) uniform buf1 { highp int u_lod; };\n";
+ }
+
+ frag << "void main()\n{\n";
+
+ if (!m_isVertexCase)
+ frag << " o_color = (textureSize(u_sampler, u_lod) == u_texSize ? vec4(1.0, 1.0, 1.0, 1.0) : vec4(0.0, 0.0, 0.0, 1.0));\n";
+ else
+ frag << " o_color = v_color;\n";
+
+ frag << "}\n";
+
+ return frag.str();
+}
+
+class ShaderTextureFunctionTests : public tcu::TestCaseGroup
+{
+public:
+ ShaderTextureFunctionTests (tcu::TestContext& context);
+ virtual ~ShaderTextureFunctionTests (void);
+ virtual void init (void);
+
+private:
+ ShaderTextureFunctionTests (const ShaderTextureFunctionTests&); // not allowed!
+ ShaderTextureFunctionTests& operator= (const ShaderTextureFunctionTests&); // not allowed!
+};
+
+ShaderTextureFunctionTests::ShaderTextureFunctionTests (tcu::TestContext& context)
+ : TestCaseGroup(context, "texture_functions", "Texture Access Function Tests")
+{
+}
+
+ShaderTextureFunctionTests::~ShaderTextureFunctionTests (void)
+{
+}
+
+enum CaseFlags
+{
+ VERTEX = (1<<0),
+ FRAGMENT = (1<<1),
+ BOTH = VERTEX|FRAGMENT
+};
+
+struct TexFuncCaseSpec
+{
+ const char* name;
+ TextureLookupSpec lookupSpec;
+ TextureSpec texSpec;
+ TexEvalFunc evalFunc;
+ deUint32 flags;
+};
+
+#define CASE_SPEC(NAME, FUNC, MINCOORD, MAXCOORD, USEBIAS, MINLOD, MAXLOD, USEOFFSET, OFFSET, TEXSPEC, EVALFUNC, FLAGS) \
+ { #NAME, TextureLookupSpec(FUNC, MINCOORD, MAXCOORD, USEBIAS, MINLOD, MAXLOD, tcu::Vec3(0.0f), tcu::Vec3(0.0f), tcu::Vec3(0.0f), tcu::Vec3(0.0f), USEOFFSET, OFFSET), TEXSPEC, EVALFUNC, FLAGS }
+#define GRAD_CASE_SPEC(NAME, FUNC, MINCOORD, MAXCOORD, MINDX, MAXDX, MINDY, MAXDY, USEOFFSET, OFFSET, TEXSPEC, EVALFUNC, FLAGS) \
+ { #NAME, TextureLookupSpec(FUNC, MINCOORD, MAXCOORD, false, 0.0f, 0.0f, MINDX, MAXDX, MINDY, MAXDY, USEOFFSET, OFFSET), TEXSPEC, EVALFUNC, FLAGS }
+
+static void createCaseGroup (tcu::TestCaseGroup* parent, const char* groupName, const char* groupDesc, const TexFuncCaseSpec* cases, int numCases)
+{
+ de::MovePtr<tcu::TestCaseGroup> group (new tcu::TestCaseGroup(parent->getTestContext(), groupName, groupDesc));
+
+ for (int ndx = 0; ndx < numCases; ndx++)
+ {
+ std::string name = cases[ndx].name;
+ if (cases[ndx].flags & VERTEX)
+ group->addChild(new ShaderTextureFunctionCase(parent->getTestContext(), (name + "_vertex"), "", cases[ndx].lookupSpec, cases[ndx].texSpec, cases[ndx].evalFunc, true ));
+ if (cases[ndx].flags & FRAGMENT)
+ group->addChild(new ShaderTextureFunctionCase(parent->getTestContext(), (name + "_fragment"), "", cases[ndx].lookupSpec, cases[ndx].texSpec, cases[ndx].evalFunc, false));
+ }
+
+ parent->addChild(group.release());
+}
+
+void ShaderTextureFunctionTests::init (void)
+{
+ // Samplers
+ static const tcu::Sampler samplerNearestNoMipmap (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::NEAREST, tcu::Sampler::NEAREST,
+ 0.0f /* LOD threshold */, true /* normalized coords */, tcu::Sampler::COMPAREMODE_NONE,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+ static const tcu::Sampler samplerLinearNoMipmap (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::LINEAR, tcu::Sampler::LINEAR,
+ 0.0f /* LOD threshold */, true /* normalized coords */, tcu::Sampler::COMPAREMODE_NONE,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+ static const tcu::Sampler samplerNearestMipmap (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::NEAREST_MIPMAP_NEAREST, tcu::Sampler::NEAREST,
+ 0.0f /* LOD threshold */, true /* normalized coords */, tcu::Sampler::COMPAREMODE_NONE,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+ static const tcu::Sampler samplerLinearMipmap (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::LINEAR_MIPMAP_NEAREST, tcu::Sampler::LINEAR,
+ 0.0f /* LOD threshold */, true /* normalized coords */, tcu::Sampler::COMPAREMODE_NONE,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+
+ static const tcu::Sampler samplerShadowNoMipmap (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::NEAREST, tcu::Sampler::NEAREST,
+ 0.0f /* LOD threshold */, true /* normalized coords */, tcu::Sampler::COMPAREMODE_LESS,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+ static const tcu::Sampler samplerShadowMipmap (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::NEAREST_MIPMAP_NEAREST, tcu::Sampler::NEAREST,
+ 0.0f /* LOD threshold */, true /* normalized coords */, tcu::Sampler::COMPAREMODE_LESS,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+
+ static const tcu::Sampler samplerTexelFetch (tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL, tcu::Sampler::REPEAT_GL,
+ tcu::Sampler::NEAREST_MIPMAP_NEAREST, tcu::Sampler::NEAREST,
+ 0.0f /* LOD threshold */, false /* non-normalized coords */, tcu::Sampler::COMPAREMODE_NONE,
+ 0 /* cmp channel */, tcu::Vec4(0.0f) /* border color */, true /* seamless cube map */);
+
+ // Default textures.
+ // Type Format W H D L Sampler
+ static const TextureSpec tex2DFixed (TEXTURETYPE_2D, GL_RGBA8, 256, 256, 1, 1, samplerLinearNoMipmap);
+ static const TextureSpec tex2DFloat (TEXTURETYPE_2D, GL_RGBA16F, 256, 256, 1, 1, samplerLinearNoMipmap);
+ static const TextureSpec tex2DInt (TEXTURETYPE_2D, GL_RGBA8I, 256, 256, 1, 1, samplerNearestNoMipmap);
+ static const TextureSpec tex2DUint (TEXTURETYPE_2D, GL_RGBA8UI, 256, 256, 1, 1, samplerNearestNoMipmap);
+ static const TextureSpec tex2DMipmapFixed (TEXTURETYPE_2D, GL_RGBA8, 256, 256, 1, 9, samplerLinearMipmap);
+ static const TextureSpec tex2DMipmapFloat (TEXTURETYPE_2D, GL_RGBA16F, 256, 256, 1, 9, samplerLinearMipmap);
+ static const TextureSpec tex2DMipmapInt (TEXTURETYPE_2D, GL_RGBA8I, 256, 256, 1, 9, samplerNearestMipmap);
+ static const TextureSpec tex2DMipmapUint (TEXTURETYPE_2D, GL_RGBA8UI, 256, 256, 1, 9, samplerNearestMipmap);
+
+ static const TextureSpec tex2DShadow (TEXTURETYPE_2D, GL_DEPTH_COMPONENT16, 256, 256, 1, 9, samplerShadowNoMipmap);
+ static const TextureSpec tex2DMipmapShadow (TEXTURETYPE_2D, GL_DEPTH_COMPONENT16, 256, 256, 1, 9, samplerShadowMipmap);
+
+ static const TextureSpec tex2DTexelFetchFixed (TEXTURETYPE_2D, GL_RGBA8, 256, 256, 1, 9, samplerTexelFetch);
+ static const TextureSpec tex2DTexelFetchFloat (TEXTURETYPE_2D, GL_RGBA16F, 256, 256, 1, 9, samplerTexelFetch);
+ static const TextureSpec tex2DTexelFetchInt (TEXTURETYPE_2D, GL_RGBA8I, 256, 256, 1, 9, samplerTexelFetch);
+ static const TextureSpec tex2DTexelFetchUint (TEXTURETYPE_2D, GL_RGBA8UI, 256, 256, 1, 9, samplerTexelFetch);
+
+ static const TextureSpec texCubeFixed (TEXTURETYPE_CUBE_MAP, GL_RGBA8, 256, 256, 1, 1, samplerLinearNoMipmap);
+ static const TextureSpec texCubeFloat (TEXTURETYPE_CUBE_MAP, GL_RGBA16F, 256, 256, 1, 1, samplerLinearNoMipmap);
+ static const TextureSpec texCubeInt (TEXTURETYPE_CUBE_MAP, GL_RGBA8I, 256, 256, 1, 1, samplerNearestNoMipmap);
+ static const TextureSpec texCubeUint (TEXTURETYPE_CUBE_MAP, GL_RGBA8UI, 256, 256, 1, 1, samplerNearestNoMipmap);
+ static const TextureSpec texCubeMipmapFixed (TEXTURETYPE_CUBE_MAP, GL_RGBA8, 256, 256, 1, 9, samplerLinearMipmap);
+ static const TextureSpec texCubeMipmapFloat (TEXTURETYPE_CUBE_MAP, GL_RGBA16F, 128, 128, 1, 8, samplerLinearMipmap);
+ static const TextureSpec texCubeMipmapInt (TEXTURETYPE_CUBE_MAP, GL_RGBA8I, 256, 256, 1, 9, samplerNearestMipmap);
+ static const TextureSpec texCubeMipmapUint (TEXTURETYPE_CUBE_MAP, GL_RGBA8UI, 256, 256, 1, 9, samplerNearestMipmap);
+
+ static const TextureSpec texCubeShadow (TEXTURETYPE_CUBE_MAP, GL_DEPTH_COMPONENT16, 256, 256, 1, 1, samplerShadowNoMipmap);
+ static const TextureSpec texCubeMipmapShadow (TEXTURETYPE_CUBE_MAP, GL_DEPTH_COMPONENT16, 256, 256, 1, 9, samplerShadowMipmap);
+
+ static const TextureSpec tex2DArrayFixed (TEXTURETYPE_2D_ARRAY, GL_RGBA8, 128, 128, 4, 1, samplerLinearNoMipmap);
+ static const TextureSpec tex2DArrayFloat (TEXTURETYPE_2D_ARRAY, GL_RGBA16F, 128, 128, 4, 1, samplerLinearNoMipmap);
+ static const TextureSpec tex2DArrayInt (TEXTURETYPE_2D_ARRAY, GL_RGBA8I, 128, 128, 4, 1, samplerNearestNoMipmap);
+ static const TextureSpec tex2DArrayUint (TEXTURETYPE_2D_ARRAY, GL_RGBA8UI, 128, 128, 4, 1, samplerNearestNoMipmap);
+ static const TextureSpec tex2DArrayMipmapFixed (TEXTURETYPE_2D_ARRAY, GL_RGBA8, 128, 128, 4, 8, samplerLinearMipmap);
+ static const TextureSpec tex2DArrayMipmapFloat (TEXTURETYPE_2D_ARRAY, GL_RGBA16F, 128, 128, 4, 8, samplerLinearMipmap);
+ static const TextureSpec tex2DArrayMipmapInt (TEXTURETYPE_2D_ARRAY, GL_RGBA8I, 128, 128, 4, 8, samplerNearestMipmap);
+ static const TextureSpec tex2DArrayMipmapUint (TEXTURETYPE_2D_ARRAY, GL_RGBA8UI, 128, 128, 4, 8, samplerNearestMipmap);
+
+ static const TextureSpec tex2DArrayShadow (TEXTURETYPE_2D_ARRAY, GL_DEPTH_COMPONENT16, 128, 128, 4, 1, samplerShadowNoMipmap);
+ static const TextureSpec tex2DArrayMipmapShadow (TEXTURETYPE_2D_ARRAY, GL_DEPTH_COMPONENT16, 128, 128, 4, 8, samplerShadowMipmap);
+
+ static const TextureSpec tex2DArrayTexelFetchFixed (TEXTURETYPE_2D_ARRAY, GL_RGBA8, 128, 128, 4, 8, samplerTexelFetch);
+ static const TextureSpec tex2DArrayTexelFetchFloat (TEXTURETYPE_2D_ARRAY, GL_RGBA16F, 128, 128, 4, 8, samplerTexelFetch);
+ static const TextureSpec tex2DArrayTexelFetchInt (TEXTURETYPE_2D_ARRAY, GL_RGBA8I, 128, 128, 4, 8, samplerTexelFetch);
+ static const TextureSpec tex2DArrayTexelFetchUint (TEXTURETYPE_2D_ARRAY, GL_RGBA8UI, 128, 128, 4, 8, samplerTexelFetch);
+
+ static const TextureSpec tex3DFixed (TEXTURETYPE_3D, GL_RGBA8, 64, 32, 32, 1, samplerLinearNoMipmap);
+ static const TextureSpec tex3DFloat (TEXTURETYPE_3D, GL_RGBA16F, 64, 32, 32, 1, samplerLinearNoMipmap);
+ static const TextureSpec tex3DInt (TEXTURETYPE_3D, GL_RGBA8I, 64, 32, 32, 1, samplerNearestNoMipmap);
+ static const TextureSpec tex3DUint (TEXTURETYPE_3D, GL_RGBA8UI, 64, 32, 32, 1, samplerNearestNoMipmap);
+ static const TextureSpec tex3DMipmapFixed (TEXTURETYPE_3D, GL_RGBA8, 64, 32, 32, 7, samplerLinearMipmap);
+ static const TextureSpec tex3DMipmapFloat (TEXTURETYPE_3D, GL_RGBA16F, 64, 32, 32, 7, samplerLinearMipmap);
+ static const TextureSpec tex3DMipmapInt (TEXTURETYPE_3D, GL_RGBA8I, 64, 32, 32, 7, samplerNearestMipmap);
+ static const TextureSpec tex3DMipmapUint (TEXTURETYPE_3D, GL_RGBA8UI, 64, 32, 32, 7, samplerNearestMipmap);
+
+ static const TextureSpec tex3DTexelFetchFixed (TEXTURETYPE_3D, GL_RGBA8, 64, 32, 32, 7, samplerTexelFetch);
+ static const TextureSpec tex3DTexelFetchFloat (TEXTURETYPE_3D, GL_RGBA16F, 64, 32, 32, 7, samplerTexelFetch);
+ static const TextureSpec tex3DTexelFetchInt (TEXTURETYPE_3D, GL_RGBA8I, 64, 32, 32, 7, samplerTexelFetch);
+ static const TextureSpec tex3DTexelFetchUint (TEXTURETYPE_3D, GL_RGBA8UI, 64, 32, 32, 7, samplerTexelFetch);
+
+ // texture() cases
+ static const TexFuncCaseSpec textureCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DFixed, evalTexture2D, VERTEX),
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2D, FRAGMENT),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DFloat, evalTexture2D, VERTEX),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2D, FRAGMENT),
+ CASE_SPEC(isampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DInt, evalTexture2D, VERTEX),
+ CASE_SPEC(isampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2D, FRAGMENT),
+ CASE_SPEC(usampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DUint, evalTexture2D, VERTEX),
+ CASE_SPEC(usampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2D, FRAGMENT),
+
+ CASE_SPEC(sampler2d_bias_fixed, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DBias, FRAGMENT),
+ CASE_SPEC(sampler2d_bias_float, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DBias, FRAGMENT),
+ CASE_SPEC(isampler2d_bias, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DBias, FRAGMENT),
+ CASE_SPEC(usampler2d_bias, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DBias, FRAGMENT),
+
+ CASE_SPEC(samplercube_fixed, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeFixed, evalTextureCube, VERTEX),
+ CASE_SPEC(samplercube_fixed, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeMipmapFixed, evalTextureCube, FRAGMENT),
+ CASE_SPEC(samplercube_float, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeFloat, evalTextureCube, VERTEX),
+ CASE_SPEC(samplercube_float, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeMipmapFloat, evalTextureCube, FRAGMENT),
+ CASE_SPEC(isamplercube, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeInt, evalTextureCube, VERTEX),
+ CASE_SPEC(isamplercube, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeMipmapInt, evalTextureCube, FRAGMENT),
+ CASE_SPEC(usamplercube, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeUint, evalTextureCube, VERTEX),
+ CASE_SPEC(usamplercube, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeMipmapUint, evalTextureCube, FRAGMENT),
+
+ CASE_SPEC(samplercube_bias_fixed, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), texCubeMipmapFixed, evalTextureCubeBias, FRAGMENT),
+ CASE_SPEC(samplercube_bias_float, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), texCubeMipmapFloat, evalTextureCubeBias, FRAGMENT),
+ CASE_SPEC(isamplercube_bias, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), texCubeMipmapInt, evalTextureCubeBias, FRAGMENT),
+ CASE_SPEC(usamplercube_bias, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), texCubeMipmapUint, evalTextureCubeBias, FRAGMENT),
+
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayFixed, evalTexture2DArray, VERTEX),
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayMipmapFixed, evalTexture2DArray, FRAGMENT),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayFloat, evalTexture2DArray, VERTEX),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayMipmapFloat, evalTexture2DArray, FRAGMENT),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayInt, evalTexture2DArray, VERTEX),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayMipmapInt, evalTexture2DArray, FRAGMENT),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayUint, evalTexture2DArray, VERTEX),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayMipmapUint, evalTexture2DArray, FRAGMENT),
+
+ CASE_SPEC(sampler2darray_bias_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DArrayMipmapFixed, evalTexture2DArrayBias, FRAGMENT),
+ CASE_SPEC(sampler2darray_bias_float, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DArrayMipmapFloat, evalTexture2DArrayBias, FRAGMENT),
+ CASE_SPEC(isampler2darray_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DArrayMipmapInt, evalTexture2DArrayBias, FRAGMENT),
+ CASE_SPEC(usampler2darray_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DArrayMipmapUint, evalTexture2DArrayBias, FRAGMENT),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DFixed, evalTexture3D, VERTEX),
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapFixed, evalTexture3D, FRAGMENT),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DFloat, evalTexture3D, VERTEX),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapFloat, evalTexture3D, FRAGMENT),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DInt, evalTexture3D, VERTEX),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapInt, evalTexture3D, FRAGMENT),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DUint, evalTexture3D, VERTEX),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapUint, evalTexture3D, FRAGMENT),
+
+ CASE_SPEC(sampler3d_bias_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 1.0f, false, IVec3(0), tex3DMipmapFixed, evalTexture3DBias, FRAGMENT),
+ CASE_SPEC(sampler3d_bias_float, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 1.0f, false, IVec3(0), tex3DMipmapFloat, evalTexture3DBias, FRAGMENT),
+ CASE_SPEC(isampler3d_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex3DMipmapInt, evalTexture3DBias, FRAGMENT),
+ CASE_SPEC(usampler3d_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex3DMipmapUint, evalTexture3DBias, FRAGMENT),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DShadow, evalTexture2DShadow, VERTEX),
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadow, FRAGMENT),
+ CASE_SPEC(sampler2dshadow_bias, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowBias, FRAGMENT),
+
+ CASE_SPEC(samplercubeshadow, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 1.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeShadow, evalTextureCubeShadow, VERTEX),
+ CASE_SPEC(samplercubeshadow, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 1.0f), false, 0.0f, 0.0f, false, IVec3(0), texCubeMipmapShadow, evalTextureCubeShadow, FRAGMENT),
+ CASE_SPEC(samplercubeshadow_bias, FUNCTION_TEXTURE, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 1.0f), true, -2.0f, 2.0f, false, IVec3(0), texCubeMipmapShadow, evalTextureCubeShadowBias, FRAGMENT),
+
+ CASE_SPEC(sampler2darrayshadow, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayShadow, evalTexture2DArrayShadow, VERTEX),
+ CASE_SPEC(sampler2darrayshadow, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayMipmapShadow, evalTexture2DArrayShadow, FRAGMENT)
+
+ // Not in spec.
+// CASE_SPEC(sampler2darrayshadow_bias, (FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), true, -2.0f, 2.0f, Vec2(0.0f), Vec2(0.0f), false, IVec3(0)), tex2DArrayMipmapShadow, evalTexture2DArrayShadowBias, FRAGMENT)
+ };
+ createCaseGroup(this, "texture", "texture() Tests", textureCases, DE_LENGTH_OF_ARRAY(textureCases));
+
+ // textureOffset() cases
+ // \note _bias variants are not using mipmap thanks to wide allowed range for LOD computation
+ static const TexFuncCaseSpec textureOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DFixed, evalTexture2DOffset, VERTEX),
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapFixed, evalTexture2DOffset, FRAGMENT),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DFloat, evalTexture2DOffset, VERTEX),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DOffset, FRAGMENT),
+ CASE_SPEC(isampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DInt, evalTexture2DOffset, VERTEX),
+ CASE_SPEC(isampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapInt, evalTexture2DOffset, FRAGMENT),
+ CASE_SPEC(usampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DUint, evalTexture2DOffset, VERTEX),
+ CASE_SPEC(usampler2d, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DOffset, FRAGMENT),
+
+ CASE_SPEC(sampler2d_bias_fixed, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DFixed, evalTexture2DOffsetBias, FRAGMENT),
+ CASE_SPEC(sampler2d_bias_float, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DFloat, evalTexture2DOffsetBias, FRAGMENT),
+ CASE_SPEC(isampler2d_bias, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DInt, evalTexture2DOffsetBias, FRAGMENT),
+ CASE_SPEC(usampler2d_bias, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DUint, evalTexture2DOffsetBias, FRAGMENT),
+
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DArrayFixed, evalTexture2DArrayOffset, VERTEX),
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DArrayMipmapFixed, evalTexture2DArrayOffset, FRAGMENT),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DArrayFloat, evalTexture2DArrayOffset, VERTEX),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DArrayMipmapFloat, evalTexture2DArrayOffset, FRAGMENT),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DArrayInt, evalTexture2DArrayOffset, VERTEX),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DArrayMipmapInt, evalTexture2DArrayOffset, FRAGMENT),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DArrayUint, evalTexture2DArrayOffset, VERTEX),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DArrayMipmapUint, evalTexture2DArrayOffset, FRAGMENT),
+
+ CASE_SPEC(sampler2darray_bias_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DArrayFixed, evalTexture2DArrayOffsetBias, FRAGMENT),
+ CASE_SPEC(sampler2darray_bias_float, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DArrayFloat, evalTexture2DArrayOffsetBias, FRAGMENT),
+ CASE_SPEC(isampler2darray_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DArrayInt, evalTexture2DArrayOffsetBias, FRAGMENT),
+ CASE_SPEC(usampler2darray_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DArrayUint, evalTexture2DArrayOffsetBias, FRAGMENT),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DFixed, evalTexture3DOffset, VERTEX),
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, 3, -8), tex3DMipmapFixed, evalTexture3DOffset, FRAGMENT),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(3, -8, 7), tex3DFloat, evalTexture3DOffset, VERTEX),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DMipmapFloat, evalTexture3DOffset, FRAGMENT),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, 3, -8), tex3DInt, evalTexture3DOffset, VERTEX),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(3, -8, 7), tex3DMipmapInt, evalTexture3DOffset, FRAGMENT),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DUint, evalTexture3DOffset, VERTEX),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, 3, -8), tex3DMipmapUint, evalTexture3DOffset, FRAGMENT),
+
+ CASE_SPEC(sampler3d_bias_fixed, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 1.0f, true, IVec3(-8, 7, 3), tex3DFixed, evalTexture3DOffsetBias, FRAGMENT),
+ CASE_SPEC(sampler3d_bias_float, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 1.0f, true, IVec3(7, 3, -8), tex3DFloat, evalTexture3DOffsetBias, FRAGMENT),
+ CASE_SPEC(isampler3d_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 2.0f, true, IVec3(3, -8, 7), tex3DInt, evalTexture3DOffsetBias, FRAGMENT),
+ CASE_SPEC(usampler3d_bias, FUNCTION_TEXTURE, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 3), tex3DUint, evalTexture3DOffsetBias, FRAGMENT),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DShadow, evalTexture2DShadowOffset, VERTEX),
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapShadow, evalTexture2DShadowOffset, FRAGMENT),
+ CASE_SPEC(sampler2dshadow_bias, FUNCTION_TEXTURE, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DShadow, evalTexture2DShadowOffsetBias, FRAGMENT)
+ };
+ createCaseGroup(this, "textureoffset", "textureOffset() Tests", textureOffsetCases, DE_LENGTH_OF_ARRAY(textureOffsetCases));
+
+ // textureProj() cases
+ // \note Currently uses constant divider!
+ static const TexFuncCaseSpec textureProjCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DFixed, evalTexture2DProj3, VERTEX),
+ CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DProj3, FRAGMENT),
+ CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DFloat, evalTexture2DProj3, VERTEX),
+ CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DProj3, FRAGMENT),
+ CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DInt, evalTexture2DProj3, VERTEX),
+ CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DProj3, FRAGMENT),
+ CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DUint, evalTexture2DProj3, VERTEX),
+ CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DProj3, FRAGMENT),
+
+ CASE_SPEC(sampler2d_vec3_bias_fixed, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DProj3Bias, FRAGMENT),
+ CASE_SPEC(sampler2d_vec3_bias_float, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DProj3Bias, FRAGMENT),
+ CASE_SPEC(isampler2d_vec3_bias, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DProj3Bias, FRAGMENT),
+ CASE_SPEC(usampler2d_vec3_bias, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DProj3Bias, FRAGMENT),
+
+ CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DFixed, evalTexture2DProj, VERTEX),
+ CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DProj, FRAGMENT),
+ CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DFloat, evalTexture2DProj, VERTEX),
+ CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DProj, FRAGMENT),
+ CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DInt, evalTexture2DProj, VERTEX),
+ CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DProj, FRAGMENT),
+ CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DUint, evalTexture2DProj, VERTEX),
+ CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DProj, FRAGMENT),
+
+ CASE_SPEC(sampler2d_vec4_bias_fixed, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DProjBias, FRAGMENT),
+ CASE_SPEC(sampler2d_vec4_bias_float, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DProjBias, FRAGMENT),
+ CASE_SPEC(isampler2d_vec4_bias, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DProjBias, FRAGMENT),
+ CASE_SPEC(usampler2d_vec4_bias, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DProjBias, FRAGMENT),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DFixed, evalTexture3DProj, VERTEX),
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapFixed, evalTexture3DProj, FRAGMENT),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DFloat, evalTexture3DProj, VERTEX),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapFloat, evalTexture3DProj, FRAGMENT),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DInt, evalTexture3DProj, VERTEX),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapInt, evalTexture3DProj, FRAGMENT),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DUint, evalTexture3DProj, VERTEX),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, false, IVec3(0), tex3DMipmapUint, evalTexture3DProj, FRAGMENT),
+
+ CASE_SPEC(sampler3d_bias_fixed, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 1.0f, false, IVec3(0), tex3DMipmapFixed, evalTexture3DProjBias, FRAGMENT),
+ CASE_SPEC(sampler3d_bias_float, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 1.0f, false, IVec3(0), tex3DMipmapFloat, evalTexture3DProjBias, FRAGMENT),
+ CASE_SPEC(isampler3d_bias, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 2.0f, false, IVec3(0), tex3DMipmapInt, evalTexture3DProjBias, FRAGMENT),
+ CASE_SPEC(usampler3d_bias, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 2.0f, false, IVec3(0), tex3DMipmapUint, evalTexture3DProjBias, FRAGMENT),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJ, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DShadow, evalTexture2DShadowProj, VERTEX),
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJ, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), false, 0.0f, 0.0f, false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowProj, FRAGMENT),
+ CASE_SPEC(sampler2dshadow_bias, FUNCTION_TEXTUREPROJ, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), true, -2.0f, 2.0f, false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowProjBias, FRAGMENT)
+ };
+ createCaseGroup(this, "textureproj", "textureProj() Tests", textureProjCases, DE_LENGTH_OF_ARRAY(textureProjCases));
+
+ // textureProjOffset() cases
+ // \note Currently uses constant divider!
+ static const TexFuncCaseSpec textureProjOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DFixed, evalTexture2DProj3Offset, VERTEX),
+ CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapFixed, evalTexture2DProj3Offset, FRAGMENT),
+ CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DFloat, evalTexture2DProj3Offset, VERTEX),
+ CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DProj3Offset, FRAGMENT),
+ CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DInt, evalTexture2DProj3Offset, VERTEX),
+ CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapInt, evalTexture2DProj3Offset, FRAGMENT),
+ CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DUint, evalTexture2DProj3Offset, VERTEX),
+ CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DProj3Offset, FRAGMENT),
+
+ CASE_SPEC(sampler2d_vec3_bias_fixed, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DFixed, evalTexture2DProj3OffsetBias, FRAGMENT),
+ CASE_SPEC(sampler2d_vec3_bias_float, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DFloat, evalTexture2DProj3OffsetBias, FRAGMENT),
+ CASE_SPEC(isampler2d_vec3_bias, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DInt, evalTexture2DProj3OffsetBias, FRAGMENT),
+ CASE_SPEC(usampler2d_vec3_bias, FUNCTION_TEXTUREPROJ3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DUint, evalTexture2DProj3OffsetBias, FRAGMENT),
+
+ CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DFixed, evalTexture2DProjOffset, VERTEX),
+ CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapFixed, evalTexture2DProjOffset, FRAGMENT),
+ CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DFloat, evalTexture2DProjOffset, VERTEX),
+ CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DProjOffset, FRAGMENT),
+ CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DInt, evalTexture2DProjOffset, VERTEX),
+ CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapInt, evalTexture2DProjOffset, FRAGMENT),
+ CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DUint, evalTexture2DProjOffset, VERTEX),
+ CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DProjOffset, FRAGMENT),
+
+ CASE_SPEC(sampler2d_vec4_bias_fixed, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DFixed, evalTexture2DProjOffsetBias, FRAGMENT),
+ CASE_SPEC(sampler2d_vec4_bias_float, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DFloat, evalTexture2DProjOffsetBias, FRAGMENT),
+ CASE_SPEC(isampler2d_vec4_bias, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DInt, evalTexture2DProjOffsetBias, FRAGMENT),
+ CASE_SPEC(usampler2d_vec4_bias, FUNCTION_TEXTUREPROJ, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), true, -2.0f, 2.0f, true, IVec3(7, -8, 0), tex2DUint, evalTexture2DProjOffsetBias, FRAGMENT),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DFixed, evalTexture3DProjOffset, VERTEX),
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(7, 3, -8), tex3DMipmapFixed, evalTexture3DProjOffset, FRAGMENT),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(3, -8, 7), tex3DFloat, evalTexture3DProjOffset, VERTEX),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DMipmapFloat, evalTexture3DProjOffset, FRAGMENT),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(7, 3, -8), tex3DInt, evalTexture3DProjOffset, VERTEX),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(3, -8, 7), tex3DMipmapInt, evalTexture3DProjOffset, FRAGMENT),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DUint, evalTexture3DProjOffset, VERTEX),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, 0.0f, 0.0f, true, IVec3(7, 3, -8), tex3DMipmapUint, evalTexture3DProjOffset, FRAGMENT),
+
+ CASE_SPEC(sampler3d_bias_fixed, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 3), tex3DFixed, evalTexture3DProjOffsetBias, FRAGMENT),
+ CASE_SPEC(sampler3d_bias_float, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 2.0f, true, IVec3(7, 3, -8), tex3DFloat, evalTexture3DProjOffsetBias, FRAGMENT),
+ CASE_SPEC(isampler3d_bias, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 2.0f, true, IVec3(3, -8, 7), tex3DInt, evalTexture3DProjOffsetBias, FRAGMENT),
+ CASE_SPEC(usampler3d_bias, FUNCTION_TEXTUREPROJ, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 3), tex3DUint, evalTexture3DProjOffsetBias, FRAGMENT),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJ, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DShadow, evalTexture2DShadowProjOffset, VERTEX),
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJ, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), false, 0.0f, 0.0f, true, IVec3(7, -8, 0), tex2DMipmapShadow, evalTexture2DShadowProjOffset, FRAGMENT),
+ CASE_SPEC(sampler2dshadow_bias, FUNCTION_TEXTUREPROJ, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), true, -2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DShadow, evalTexture2DShadowProjOffsetBias, FRAGMENT)
+ };
+ createCaseGroup(this, "textureprojoffset", "textureOffsetProj() Tests", textureProjOffsetCases, DE_LENGTH_OF_ARRAY(textureProjOffsetCases));
+
+ // textureLod() cases
+ static const TexFuncCaseSpec textureLodCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DLod, BOTH),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DLod, BOTH),
+ CASE_SPEC(isampler2d, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DLod, BOTH),
+ CASE_SPEC(usampler2d, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DLod, BOTH),
+
+ CASE_SPEC(samplercube_fixed, FUNCTION_TEXTURELOD, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), texCubeMipmapFixed, evalTextureCubeLod, BOTH),
+ CASE_SPEC(samplercube_float, FUNCTION_TEXTURELOD, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), texCubeMipmapFloat, evalTextureCubeLod, BOTH),
+ CASE_SPEC(isamplercube, FUNCTION_TEXTURELOD, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), texCubeMipmapInt, evalTextureCubeLod, BOTH),
+ CASE_SPEC(usamplercube, FUNCTION_TEXTURELOD, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), texCubeMipmapUint, evalTextureCubeLod, BOTH),
+
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, false, IVec3(0), tex2DArrayMipmapFixed, evalTexture2DArrayLod, BOTH),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, false, IVec3(0), tex2DArrayMipmapFloat, evalTexture2DArrayLod, BOTH),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, false, IVec3(0), tex2DArrayMipmapInt, evalTexture2DArrayLod, BOTH),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, false, IVec3(0), tex2DArrayMipmapUint, evalTexture2DArrayLod, BOTH),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapFixed, evalTexture3DLod, BOTH),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapFloat, evalTexture3DLod, BOTH),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapInt, evalTexture3DLod, BOTH),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapUint, evalTexture3DLod, BOTH),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowLod, BOTH)
+ };
+ createCaseGroup(this, "texturelod", "textureLod() Tests", textureLodCases, DE_LENGTH_OF_ARRAY(textureLodCases));
+
+ // textureLodOffset() cases
+ static const TexFuncCaseSpec textureLodOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapFixed, evalTexture2DLodOffset, BOTH),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DLodOffset, BOTH),
+ CASE_SPEC(isampler2d, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapInt, evalTexture2DLodOffset, BOTH),
+ CASE_SPEC(usampler2d, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), false, -1.0f, 9.0f, true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DLodOffset, BOTH),
+
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, true, IVec3(-8, 7, 0), tex2DArrayMipmapFixed, evalTexture2DArrayLodOffset, BOTH),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, true, IVec3(7, -8, 0), tex2DArrayMipmapFloat, evalTexture2DArrayLodOffset, BOTH),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, true, IVec3(-8, 7, 0), tex2DArrayMipmapInt, evalTexture2DArrayLodOffset, BOTH),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXTURELOD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), false, -1.0f, 8.0f, true, IVec3(7, -8, 0), tex2DArrayMipmapUint, evalTexture2DArrayLodOffset, BOTH),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, true, IVec3(-8, 7, 3), tex3DMipmapFixed, evalTexture3DLodOffset, BOTH),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, true, IVec3(7, 3, -8), tex3DMipmapFloat, evalTexture3DLodOffset, BOTH),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, true, IVec3(3, -8, 7), tex3DMipmapInt, evalTexture3DLodOffset, BOTH),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTURELOD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), false, -1.0f, 7.0f, true, IVec3(-8, 7, 3), tex3DMipmapUint, evalTexture3DLodOffset, BOTH),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTURELOD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapShadow, evalTexture2DShadowLodOffset, BOTH)
+ };
+ createCaseGroup(this, "texturelodoffset", "textureLodOffset() Tests", textureLodOffsetCases, DE_LENGTH_OF_ARRAY(textureLodOffsetCases));
+
+ // textureProjLod() cases
+ static const TexFuncCaseSpec textureProjLodCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DProjLod3, BOTH),
+ CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DProjLod3, BOTH),
+ CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DProjLod3, BOTH),
+ CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DProjLod3, BOTH),
+
+ CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapFixed, evalTexture2DProjLod, BOTH),
+ CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapFloat, evalTexture2DProjLod, BOTH),
+ CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapInt, evalTexture2DProjLod, BOTH),
+ CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapUint, evalTexture2DProjLod, BOTH),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapFixed, evalTexture3DProjLod, BOTH),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapFloat, evalTexture3DProjLod, BOTH),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapInt, evalTexture3DProjLod, BOTH),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, false, IVec3(0), tex3DMipmapUint, evalTexture3DProjLod, BOTH),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJLOD, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), false, -1.0f, 9.0f, false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowProjLod, BOTH)
+ };
+ createCaseGroup(this, "textureprojlod", "textureProjLod() Tests", textureProjLodCases, DE_LENGTH_OF_ARRAY(textureProjLodCases));
+
+ // textureProjLodOffset() cases
+ static const TexFuncCaseSpec textureProjLodOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapFixed, evalTexture2DProjLod3Offset, BOTH),
+ CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DProjLod3Offset, BOTH),
+ CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapInt, evalTexture2DProjLod3Offset, BOTH),
+ CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJLOD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), false, -1.0f, 9.0f, true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DProjLod3Offset, BOTH),
+
+ CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapFixed, evalTexture2DProjLodOffset, BOTH),
+ CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DProjLodOffset, BOTH),
+ CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapInt, evalTexture2DProjLodOffset, BOTH),
+ CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJLOD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), false, -1.0f, 9.0f, true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DProjLodOffset, BOTH),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, true, IVec3(-8, 7, 3), tex3DMipmapFixed, evalTexture3DProjLodOffset, BOTH),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, true, IVec3(7, 3, -8), tex3DMipmapFloat, evalTexture3DProjLodOffset, BOTH),
+ CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, true, IVec3(3, -8, 7), tex3DMipmapInt, evalTexture3DProjLodOffset, BOTH),
+ CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJLOD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), false, -1.0f, 7.0f, true, IVec3(-8, 7, 3), tex3DMipmapUint, evalTexture3DProjLodOffset, BOTH),
+
+ CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJLOD, Vec4( 0.2f, 0.6f, 0.0f, 1.5f), Vec4(-2.25f, -3.45f, 1.5f, 1.5f), false, -1.0f, 9.0f, true, IVec3(-8, 7, 0), tex2DMipmapShadow, evalTexture2DShadowProjLodOffset, BOTH)
+ };
+ createCaseGroup(this, "textureprojlodoffset", "textureProjLodOffset() Tests", textureProjLodOffsetCases, DE_LENGTH_OF_ARRAY(textureProjLodOffsetCases));
+
+ // textureGrad() cases
+ // \note Only one of dudx, dudy, dvdx, dvdy is non-zero since spec allows approximating p from derivates by various methods.
+ static const TexFuncCaseSpec textureGradCases[] =
+ {
+ // Name Function MinCoord MaxCoord MinDx MaxDx MinDy MaxDy Offset? Offset Format EvalFunc Flags
+ GRAD_CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapFixed, evalTexture2DGrad, BOTH),
+ GRAD_CASE_SPEC(sampler2d_float, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapFloat, evalTexture2DGrad, BOTH),
+ GRAD_CASE_SPEC(isampler2d, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapInt, evalTexture2DGrad, BOTH),
+ GRAD_CASE_SPEC(usampler2d, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), tex2DMipmapUint, evalTexture2DGrad, BOTH),
+
+ GRAD_CASE_SPEC(samplercube_fixed, FUNCTION_TEXTUREGRAD, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), texCubeMipmapFixed, evalTextureCubeGrad, BOTH),
+ GRAD_CASE_SPEC(samplercube_float, FUNCTION_TEXTUREGRAD, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), texCubeMipmapFloat, evalTextureCubeGrad, BOTH),
+ GRAD_CASE_SPEC(isamplercube, FUNCTION_TEXTUREGRAD, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), texCubeMipmapInt, evalTextureCubeGrad, BOTH),
+ GRAD_CASE_SPEC(usamplercube, FUNCTION_TEXTUREGRAD, Vec4(-1.0f, -1.0f, -1.01f, 0.0f), Vec4( 1.0f, 1.0f, -1.01f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), texCubeMipmapUint, evalTextureCubeGrad, BOTH),
+
+ GRAD_CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DArrayMipmapFixed, evalTexture2DArrayGrad, BOTH),
+ GRAD_CASE_SPEC(sampler2darray_float, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DArrayMipmapFloat, evalTexture2DArrayGrad, BOTH),
+ GRAD_CASE_SPEC(isampler2darray, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), tex2DArrayMipmapInt, evalTexture2DArrayGrad, BOTH),
+ GRAD_CASE_SPEC(usampler2darray, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), tex2DArrayMipmapUint, evalTexture2DArrayGrad, BOTH),
+
+ GRAD_CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapFixed, evalTexture3DGrad, BOTH),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapFloat, evalTexture3DGrad, VERTEX),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.2f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapFloat, evalTexture3DGrad, FRAGMENT),
+ GRAD_CASE_SPEC(isampler3d, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapInt, evalTexture3DGrad, BOTH),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), tex3DMipmapUint, evalTexture3DGrad, VERTEX),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, -0.2f), false, IVec3(0), tex3DMipmapUint, evalTexture3DGrad, FRAGMENT),
+
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowGrad, BOTH),
+ GRAD_CASE_SPEC(samplercubeshadow, FUNCTION_TEXTUREGRAD, Vec4(-1.0f, -1.0f, 1.01f, 0.0f), Vec4( 1.0f, 1.0f, 1.01f, 1.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), texCubeMipmapShadow, evalTextureCubeShadowGrad, BOTH),
+ GRAD_CASE_SPEC(sampler2darrayshadow, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), false, IVec3(0), tex2DArrayMipmapShadow, evalTexture2DArrayShadowGrad, VERTEX),
+ GRAD_CASE_SPEC(sampler2darrayshadow, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), false, IVec3(0), tex2DArrayMipmapShadow, evalTexture2DArrayShadowGrad, FRAGMENT)
+ };
+ createCaseGroup(this, "texturegrad", "textureGrad() Tests", textureGradCases, DE_LENGTH_OF_ARRAY(textureGradCases));
+
+ // textureGradOffset() cases
+ static const TexFuncCaseSpec textureGradOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord MinDx MaxDx MinDy MaxDy Offset? Offset Format EvalFunc Flags
+ GRAD_CASE_SPEC(sampler2d_fixed, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapFixed, evalTexture2DGradOffset, BOTH),
+ GRAD_CASE_SPEC(sampler2d_float, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DGradOffset, BOTH),
+ GRAD_CASE_SPEC(isampler2d, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapInt, evalTexture2DGradOffset, BOTH),
+ GRAD_CASE_SPEC(usampler2d, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DGradOffset, BOTH),
+
+ GRAD_CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DArrayMipmapFixed, evalTexture2DArrayGradOffset, BOTH),
+ GRAD_CASE_SPEC(sampler2darray_float, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, -8, 0), tex2DArrayMipmapFloat, evalTexture2DArrayGradOffset, BOTH),
+ GRAD_CASE_SPEC(isampler2darray, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DArrayMipmapInt, evalTexture2DArrayGradOffset, BOTH),
+ GRAD_CASE_SPEC(usampler2darray, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), true, IVec3(7, -8, 0), tex2DArrayMipmapUint, evalTexture2DArrayGradOffset, BOTH),
+
+ GRAD_CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 3), tex3DMipmapFixed, evalTexture3DGradOffset, BOTH),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, 3, -8), tex3DMipmapFloat, evalTexture3DGradOffset, VERTEX),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.2f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(3, -8, 7), tex3DMipmapFloat, evalTexture3DGradOffset, FRAGMENT),
+ GRAD_CASE_SPEC(isampler3d, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 3), tex3DMipmapInt, evalTexture3DGradOffset, BOTH),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), true, IVec3(7, 3, -8), tex3DMipmapUint, evalTexture3DGradOffset, VERTEX),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -1.4f, 0.1f, 0.0f), Vec4( 1.5f, 2.3f, 2.3f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, -0.2f), true, IVec3(3, -8, 7), tex3DMipmapUint, evalTexture3DGradOffset, FRAGMENT),
+
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapShadow, evalTexture2DShadowGradOffset, VERTEX),
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREGRAD, Vec4(-0.2f, -0.4f, 0.0f, 0.0f), Vec4( 1.5f, 2.3f, 1.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapShadow, evalTexture2DShadowGradOffset, FRAGMENT),
+ GRAD_CASE_SPEC(sampler2darrayshadow, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DArrayMipmapShadow, evalTexture2DArrayShadowGradOffset, VERTEX),
+ GRAD_CASE_SPEC(sampler2darrayshadow, FUNCTION_TEXTUREGRAD, Vec4(-1.2f, -0.4f, -0.5f, 0.0f), Vec4( 1.5f, 2.3f, 3.5f, 1.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), true, IVec3(7, -8, 0), tex2DArrayMipmapShadow, evalTexture2DArrayShadowGradOffset, FRAGMENT)
+ };
+ createCaseGroup(this, "texturegradoffset", "textureGradOffset() Tests", textureGradOffsetCases, DE_LENGTH_OF_ARRAY(textureGradOffsetCases));
+
+ // textureProjGrad() cases
+ static const TexFuncCaseSpec textureProjGradCases[] =
+ {
+ // Name Function MinCoord MaxCoord MinDx MaxDx MinDy MaxDy Offset? Offset Format EvalFunc Flags
+ GRAD_CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapFixed, evalTexture2DProjGrad3, BOTH),
+ GRAD_CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapFloat, evalTexture2DProjGrad3, BOTH),
+ GRAD_CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapInt, evalTexture2DProjGrad3, BOTH),
+ GRAD_CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), tex2DMipmapUint, evalTexture2DProjGrad3, BOTH),
+
+ GRAD_CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapFixed, evalTexture2DProjGrad, BOTH),
+ GRAD_CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapFloat, evalTexture2DProjGrad, BOTH),
+ GRAD_CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapInt, evalTexture2DProjGrad, BOTH),
+ GRAD_CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), tex2DMipmapUint, evalTexture2DProjGrad, BOTH),
+
+ GRAD_CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapFixed, evalTexture3DProjGrad, BOTH),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapFloat, evalTexture3DProjGrad, VERTEX),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.2f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapFloat, evalTexture3DProjGrad, FRAGMENT),
+ GRAD_CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), false, IVec3(0), tex3DMipmapInt, evalTexture3DProjGrad, BOTH),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), false, IVec3(0), tex3DMipmapUint, evalTexture3DProjGrad, VERTEX),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, -0.2f), false, IVec3(0), tex3DMipmapUint, evalTexture3DProjGrad, FRAGMENT),
+
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJGRAD, Vec4( 0.2f, 0.6f, 0.0f, -1.5f), Vec4(-2.25f, -3.45f, -1.5f, -1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowProjGrad, VERTEX),
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJGRAD, Vec4( 0.2f, 0.6f, 0.0f, -1.5f), Vec4(-2.25f, -3.45f, -1.5f, -1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), false, IVec3(0), tex2DMipmapShadow, evalTexture2DShadowProjGrad, FRAGMENT)
+ };
+ createCaseGroup(this, "textureprojgrad", "textureProjGrad() Tests", textureProjGradCases, DE_LENGTH_OF_ARRAY(textureProjGradCases));
+
+ // textureProjGradOffset() cases
+ static const TexFuncCaseSpec textureProjGradOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord MinDx MaxDx MinDy MaxDy Offset? Offset Format EvalFunc Flags
+ GRAD_CASE_SPEC(sampler2d_vec3_fixed, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapFixed, evalTexture2DProjGrad3Offset, BOTH),
+ GRAD_CASE_SPEC(sampler2d_vec3_float, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DProjGrad3Offset, BOTH),
+ GRAD_CASE_SPEC(isampler2d_vec3, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapInt, evalTexture2DProjGrad3Offset, BOTH),
+ GRAD_CASE_SPEC(usampler2d_vec3, FUNCTION_TEXTUREPROJGRAD3, Vec4(-0.3f, -0.6f, 1.5f, 0.0f), Vec4(2.25f, 3.45f, 1.5f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DProjGrad3Offset, BOTH),
+
+ GRAD_CASE_SPEC(sampler2d_vec4_fixed, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapFixed, evalTexture2DProjGradOffset, BOTH),
+ GRAD_CASE_SPEC(sampler2d_vec4_float, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapFloat, evalTexture2DProjGradOffset, BOTH),
+ GRAD_CASE_SPEC(isampler2d_vec4, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapInt, evalTexture2DProjGradOffset, BOTH),
+ GRAD_CASE_SPEC(usampler2d_vec4, FUNCTION_TEXTUREPROJGRAD, Vec4(-0.3f, -0.6f, 0.0f, 1.5f), Vec4(2.25f, 3.45f, 0.0f, 1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapUint, evalTexture2DProjGradOffset, BOTH),
+
+ GRAD_CASE_SPEC(sampler3d_fixed, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 3), tex3DMipmapFixed, evalTexture3DProjGradOffset, BOTH),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(7, 3, -8), tex3DMipmapFloat, evalTexture3DProjGradOffset, VERTEX),
+ GRAD_CASE_SPEC(sampler3d_float, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.2f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(3, -8, 7), tex3DMipmapFloat, evalTexture3DProjGradOffset, FRAGMENT),
+ GRAD_CASE_SPEC(isampler3d, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3(-0.2f, 0.0f, 0.0f), true, IVec3(-8, 7, 3), tex3DMipmapInt, evalTexture3DProjGradOffset, BOTH),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.2f, 0.0f), true, IVec3(7, 3, -8), tex3DMipmapUint, evalTexture3DProjGradOffset, VERTEX),
+ GRAD_CASE_SPEC(usampler3d, FUNCTION_TEXTUREPROJGRAD, Vec4(0.9f, 1.05f, -0.08f, -0.75f), Vec4(-1.13f, -1.7f, -1.7f, -0.75f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, -0.2f), true, IVec3(3, -8, 7), tex3DMipmapUint, evalTexture3DProjGradOffset, FRAGMENT),
+
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJGRAD, Vec4( 0.2f, 0.6f, 0.0f, -1.5f), Vec4(-2.25f, -3.45f, -1.5f, -1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.2f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), true, IVec3(-8, 7, 0), tex2DMipmapShadow, evalTexture2DShadowProjGradOffset, VERTEX),
+ GRAD_CASE_SPEC(sampler2dshadow, FUNCTION_TEXTUREPROJGRAD, Vec4( 0.2f, 0.6f, 0.0f, -1.5f), Vec4(-2.25f, -3.45f, -1.5f, -1.5f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, 0.0f, 0.0f), Vec3( 0.0f, -0.2f, 0.0f), true, IVec3(7, -8, 0), tex2DMipmapShadow, evalTexture2DShadowProjGradOffset, FRAGMENT)
+ };
+ createCaseGroup(this, "textureprojgradoffset", "textureProjGradOffset() Tests", textureProjGradOffsetCases, DE_LENGTH_OF_ARRAY(textureProjGradOffsetCases));
+
+ // texelFetch() cases
+ // \note Level is constant across quad
+ static const TexFuncCaseSpec texelFetchCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(255.9f, 255.9f, 0.0f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DTexelFetchFixed, evalTexelFetch2D, BOTH),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(127.9f, 127.9f, 0.0f, 0.0f), false, 1.0f, 1.0f, false, IVec3(0), tex2DTexelFetchFloat, evalTexelFetch2D, BOTH),
+ CASE_SPEC(isampler2d, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4( 63.9f, 63.9f, 0.0f, 0.0f), false, 2.0f, 2.0f, false, IVec3(0), tex2DTexelFetchInt, evalTexelFetch2D, BOTH),
+ CASE_SPEC(usampler2d, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4( 15.9f, 15.9f, 0.0f, 0.0f), false, 4.0f, 4.0f, false, IVec3(0), tex2DTexelFetchUint, evalTexelFetch2D, BOTH),
+
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(127.9f, 127.9f, 3.9f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex2DArrayTexelFetchFixed, evalTexelFetch2DArray, BOTH),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4( 63.9f, 63.9f, 3.9f, 0.0f), false, 1.0f, 1.0f, false, IVec3(0), tex2DArrayTexelFetchFloat, evalTexelFetch2DArray, BOTH),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4( 31.9f, 31.9f, 3.9f, 0.0f), false, 2.0f, 2.0f, false, IVec3(0), tex2DArrayTexelFetchInt, evalTexelFetch2DArray, BOTH),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4( 15.9f, 15.9f, 3.9f, 0.0f), false, 3.0f, 3.0f, false, IVec3(0), tex2DArrayTexelFetchUint, evalTexelFetch2DArray, BOTH),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(63.9f, 31.9f, 31.9f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DTexelFetchFixed, evalTexelFetch3D, BOTH),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(31.9f, 15.9f, 15.9f, 0.0f), false, 1.0f, 1.0f, false, IVec3(0), tex3DTexelFetchFloat, evalTexelFetch3D, BOTH),
+ CASE_SPEC(isampler3d, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(15.9f, 7.9f, 7.9f, 0.0f), false, 2.0f, 2.0f, false, IVec3(0), tex3DTexelFetchInt, evalTexelFetch3D, BOTH),
+ CASE_SPEC(usampler3d, FUNCTION_TEXELFETCH, Vec4(0.0f, 0.0f, 0.0f, 0.0f), Vec4(63.9f, 31.9f, 31.9f, 0.0f), false, 0.0f, 0.0f, false, IVec3(0), tex3DTexelFetchUint, evalTexelFetch3D, BOTH)
+ };
+ createCaseGroup(this, "texelfetch", "texelFetch() Tests", texelFetchCases, DE_LENGTH_OF_ARRAY(texelFetchCases));
+
+ // texelFetchOffset() cases
+ static const TexFuncCaseSpec texelFetchOffsetCases[] =
+ {
+ // Name Function MinCoord MaxCoord Bias? MinLod MaxLod Offset? Offset Format EvalFunc Flags
+ CASE_SPEC(sampler2d_fixed, FUNCTION_TEXELFETCH, Vec4( 8.0f, -7.0f, 0.0f, 0.0f), Vec4(263.9f, 248.9f, 0.0f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DTexelFetchFixed, evalTexelFetch2D, BOTH),
+ CASE_SPEC(sampler2d_float, FUNCTION_TEXELFETCH, Vec4(-7.0f, 8.0f, 0.0f, 0.0f), Vec4(120.9f, 135.9f, 0.0f, 0.0f), false, 1.0f, 1.0f, true, IVec3(7, -8, 0), tex2DTexelFetchFloat, evalTexelFetch2D, BOTH),
+ CASE_SPEC(isampler2d, FUNCTION_TEXELFETCH, Vec4( 8.0f, -7.0f, 0.0f, 0.0f), Vec4( 71.9f, 56.9f, 0.0f, 0.0f), false, 2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DTexelFetchInt, evalTexelFetch2D, BOTH),
+ CASE_SPEC(usampler2d, FUNCTION_TEXELFETCH, Vec4(-7.0f, 8.0f, 0.0f, 0.0f), Vec4( 8.9f, 23.9f, 0.0f, 0.0f), false, 4.0f, 4.0f, true, IVec3(7, -8, 0), tex2DTexelFetchUint, evalTexelFetch2D, BOTH),
+
+ CASE_SPEC(sampler2darray_fixed, FUNCTION_TEXELFETCH, Vec4( 8.0f, -7.0f, 0.0f, 0.0f), Vec4(135.9f, 120.9f, 3.9f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 0), tex2DArrayTexelFetchFixed, evalTexelFetch2DArray, BOTH),
+ CASE_SPEC(sampler2darray_float, FUNCTION_TEXELFETCH, Vec4(-7.0f, 8.0f, 0.0f, 0.0f), Vec4( 56.9f, 71.9f, 3.9f, 0.0f), false, 1.0f, 1.0f, true, IVec3(7, -8, 0), tex2DArrayTexelFetchFloat, evalTexelFetch2DArray, BOTH),
+ CASE_SPEC(isampler2darray, FUNCTION_TEXELFETCH, Vec4( 8.0f, -7.0f, 0.0f, 0.0f), Vec4( 39.9f, 24.9f, 3.9f, 0.0f), false, 2.0f, 2.0f, true, IVec3(-8, 7, 0), tex2DArrayTexelFetchInt, evalTexelFetch2DArray, BOTH),
+ CASE_SPEC(usampler2darray, FUNCTION_TEXELFETCH, Vec4(-7.0f, 8.0f, 0.0f, 0.0f), Vec4( 8.9f, 23.9f, 3.9f, 0.0f), false, 3.0f, 3.0f, true, IVec3(7, -8, 0), tex2DArrayTexelFetchUint, evalTexelFetch2DArray, BOTH),
+
+ CASE_SPEC(sampler3d_fixed, FUNCTION_TEXELFETCH, Vec4( 8.0f, -7.0f, -3.0f, 0.0f),Vec4(71.9f, 24.9f, 28.9f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DTexelFetchFixed, evalTexelFetch3D, BOTH),
+ CASE_SPEC(sampler3d_float, FUNCTION_TEXELFETCH, Vec4(-7.0f, -3.0f, 8.0f, 0.0f),Vec4(24.9f, 12.9f, 23.9f, 0.0f), false, 1.0f, 1.0f, true, IVec3(7, 3, -8), tex3DTexelFetchFloat, evalTexelFetch3D, BOTH),
+ CASE_SPEC(isampler3d, FUNCTION_TEXELFETCH, Vec4(-3.0f, 8.0f, -7.0f, 0.0f),Vec4(12.9f, 15.9f, 0.9f, 0.0f), false, 2.0f, 2.0f, true, IVec3(3, -8, 7), tex3DTexelFetchInt, evalTexelFetch3D, BOTH),
+ CASE_SPEC(usampler3d, FUNCTION_TEXELFETCH, Vec4( 8.0f, -7.0f, -3.0f, 0.0f),Vec4(71.9f, 24.9f, 28.9f, 0.0f), false, 0.0f, 0.0f, true, IVec3(-8, 7, 3), tex3DTexelFetchUint, evalTexelFetch3D, BOTH)
+ };
+ createCaseGroup(this, "texelfetchoffset", "texelFetchOffset() Tests", texelFetchOffsetCases, DE_LENGTH_OF_ARRAY(texelFetchOffsetCases));
+
+ // textureSize() cases
+ {
+ struct TextureSizeCaseSpec
+ {
+ const char* name;
+ const char* samplerName;
+ TextureSpec textureSpec;
+ } textureSizeCases[] =
+ {
+ { "sampler2d_fixed", "sampler2D", tex2DFixed },
+ { "sampler2d_float", "sampler2D", tex2DFloat },
+ { "isampler2d", "isampler2D", tex2DInt },
+ { "usampler2d", "usampler2D", tex2DUint },
+ { "sampler2dshadow", "sampler2DShadow", tex2DShadow },
+ { "sampler3d_fixed", "sampler3D", tex3DFixed },
+ { "sampler3d_float", "sampler3D", tex3DFloat },
+ { "isampler3d", "isampler3D", tex3DInt },
+ { "usampler3d", "usampler3D", tex3DUint },
+ { "samplercube_fixed", "samplerCube", texCubeFixed },
+ { "samplercube_float", "samplerCube", texCubeFloat },
+ { "isamplercube", "isamplerCube", texCubeInt },
+ { "usamplercube", "usamplerCube", texCubeUint },
+ { "samplercubeshadow", "samplerCubeShadow", texCubeShadow },
+ { "sampler2darray_fixed", "sampler2DArray", tex2DArrayFixed },
+ { "sampler2darray_float", "sampler2DArray", tex2DArrayFloat },
+ { "isampler2darray", "isampler2DArray", tex2DArrayInt },
+ { "usampler2darray", "usampler2DArray", tex2DArrayUint },
+ { "sampler2darrayshadow", "sampler2DArrayShadow", tex2DArrayShadow },
+ };
+
+ de::MovePtr<tcu::TestCaseGroup> group (new tcu::TestCaseGroup(m_testCtx, "texturesize", "textureSize() Tests"));
+
+ for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(textureSizeCases); ++ndx)
+ {
+ const TextureSizeCaseSpec& caseSpec = textureSizeCases[ndx];
+
+ group->addChild(new TextureSizeCase(m_testCtx, (std::string(caseSpec.name) + "_vertex"), "", caseSpec.samplerName, caseSpec.textureSpec, true));
+ group->addChild(new TextureSizeCase(m_testCtx, (std::string(caseSpec.name) + "_fragment"), "", caseSpec.samplerName, caseSpec.textureSpec, false));
+ }
+
+ addChild(group.release());
+ }
+}
+
+} // anonymous
+
+tcu::TestCaseGroup* createTextureFunctionTests (tcu::TestContext& testCtx)
+{
+ return new ShaderTextureFunctionTests(testCtx);
+}
+
+} // sr
+} // vkt