#include "precompiled.h"
//
-// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
+// Copyright (c) 2013-2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#include "libGLESv2/Renderbuffer.h"
#include "libGLESv2/formatutils.h"
#include "libGLESv2/main.h"
+#include "libGLESv2/FramebufferAttachment.h"
#include "common/mathutil.h"
namespace gl
{
+// ES3 has a specific set of permutations of internal formats, formats and types which are acceptable.
+struct ES3FormatCombination
+{
+ GLenum internalFormat;
+ GLenum format;
+ GLenum type;
+};
+
+bool operator<(const ES3FormatCombination& a, const ES3FormatCombination& b)
+{
+ return memcmp(&a, &b, sizeof(ES3FormatCombination)) < 0;
+}
+
+typedef std::set<ES3FormatCombination> ES3FormatCombinationSet;
+
+static inline void InsertES3FormatCombo(ES3FormatCombinationSet *set, GLenum internalFormat, GLenum format, GLenum type)
+{
+ ES3FormatCombination info;
+ info.internalFormat = internalFormat;
+ info.format = format;
+ info.type = type;
+ set->insert(info);
+}
+
+ES3FormatCombinationSet BuildES3FormatSet()
+{
+ ES3FormatCombinationSet set;
+
+ // Format combinations from ES 3.0.1 spec, table 3.2
+
+ // | Internal format | Format | Type |
+ // | | | |
+ InsertES3FormatCombo(&set, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGBA4, GL_RGBA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGBA8_SNORM, GL_RGBA, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_RGBA4, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 );
+ InsertES3FormatCombo(&set, GL_RGB10_A2, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV );
+ InsertES3FormatCombo(&set, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV );
+ InsertES3FormatCombo(&set, GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1 );
+ InsertES3FormatCombo(&set, GL_RGBA16F, GL_RGBA, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGBA16F, GL_RGBA, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_RGBA32F, GL_RGBA, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGBA16F, GL_RGBA, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGBA8UI, GL_RGBA_INTEGER, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGBA8I, GL_RGBA_INTEGER, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_RGBA16UI, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT );
+ InsertES3FormatCombo(&set, GL_RGBA16I, GL_RGBA_INTEGER, GL_SHORT );
+ InsertES3FormatCombo(&set, GL_RGBA32UI, GL_RGBA_INTEGER, GL_UNSIGNED_INT );
+ InsertES3FormatCombo(&set, GL_RGBA32I, GL_RGBA_INTEGER, GL_INT );
+ InsertES3FormatCombo(&set, GL_RGB10_A2UI, GL_RGBA_INTEGER, GL_UNSIGNED_INT_2_10_10_10_REV );
+ InsertES3FormatCombo(&set, GL_RGB8, GL_RGB, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB565, GL_RGB, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_SRGB8, GL_RGB, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB8_SNORM, GL_RGB, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5 );
+ InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV );
+ InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_UNSIGNED_INT_5_9_9_9_REV );
+ InsertES3FormatCombo(&set, GL_RGB16F, GL_RGB, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGB16F, GL_RGB, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_RGB32F, GL_RGB, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGB16F, GL_RGB, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_R11F_G11F_B10F, GL_RGB, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGB9_E5, GL_RGB, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RGB8UI, GL_RGB_INTEGER, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB8I, GL_RGB_INTEGER, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB16UI, GL_RGB_INTEGER, GL_UNSIGNED_SHORT );
+ InsertES3FormatCombo(&set, GL_RGB16I, GL_RGB_INTEGER, GL_SHORT );
+ InsertES3FormatCombo(&set, GL_RGB32UI, GL_RGB_INTEGER, GL_UNSIGNED_INT );
+ InsertES3FormatCombo(&set, GL_RGB32I, GL_RGB_INTEGER, GL_INT );
+ InsertES3FormatCombo(&set, GL_RG8, GL_RG, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RG8_SNORM, GL_RG, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_RG16F, GL_RG, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_RG16F, GL_RG, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_RG32F, GL_RG, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RG16F, GL_RG, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_RG8UI, GL_RG_INTEGER, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RG8I, GL_RG_INTEGER, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_RG16UI, GL_RG_INTEGER, GL_UNSIGNED_SHORT );
+ InsertES3FormatCombo(&set, GL_RG16I, GL_RG_INTEGER, GL_SHORT );
+ InsertES3FormatCombo(&set, GL_RG32UI, GL_RG_INTEGER, GL_UNSIGNED_INT );
+ InsertES3FormatCombo(&set, GL_RG32I, GL_RG_INTEGER, GL_INT );
+ InsertES3FormatCombo(&set, GL_R8, GL_RED, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_R8_SNORM, GL_RED, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_R16F, GL_RED, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_R16F, GL_RED, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_R32F, GL_RED, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_R16F, GL_RED, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_R8UI, GL_RED_INTEGER, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_R8I, GL_RED_INTEGER, GL_BYTE );
+ InsertES3FormatCombo(&set, GL_R16UI, GL_RED_INTEGER, GL_UNSIGNED_SHORT );
+ InsertES3FormatCombo(&set, GL_R16I, GL_RED_INTEGER, GL_SHORT );
+ InsertES3FormatCombo(&set, GL_R32UI, GL_RED_INTEGER, GL_UNSIGNED_INT );
+ InsertES3FormatCombo(&set, GL_R32I, GL_RED_INTEGER, GL_INT );
+
+ // Unsized formats
+ InsertES3FormatCombo(&set, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGBA, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4 );
+ InsertES3FormatCombo(&set, GL_RGBA, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1 );
+ InsertES3FormatCombo(&set, GL_RGB, GL_RGB, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_RGB, GL_RGB, GL_UNSIGNED_SHORT_5_6_5 );
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_SRGB_ALPHA_EXT, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_SRGB_EXT, GL_SRGB_EXT, GL_UNSIGNED_BYTE );
+
+ // Depth stencil formats
+ InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT );
+ InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT24, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT );
+ InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT );
+ InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT32F, GL_DEPTH_COMPONENT, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8 );
+ InsertES3FormatCombo(&set, GL_DEPTH32F_STENCIL8, GL_DEPTH_STENCIL, GL_FLOAT_32_UNSIGNED_INT_24_8_REV);
+
+ // From GL_EXT_sRGB
+ InsertES3FormatCombo(&set, GL_SRGB8_ALPHA8_EXT, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_SRGB8, GL_SRGB_EXT, GL_UNSIGNED_BYTE );
+
+ // From GL_OES_texture_float
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_FLOAT );
+
+ // From GL_OES_texture_half_float
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE, GL_LUMINANCE, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_ALPHA, GL_ALPHA, GL_HALF_FLOAT_OES );
+
+ // From GL_EXT_texture_format_BGRA8888
+ InsertES3FormatCombo(&set, GL_BGRA_EXT, GL_BGRA_EXT, GL_UNSIGNED_BYTE );
+
+ // From GL_EXT_texture_storage
+ // | Internal format | Format | Type |
+ // | | | |
+ InsertES3FormatCombo(&set, GL_ALPHA8_EXT, GL_ALPHA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_LUMINANCE8_EXT, GL_LUMINANCE, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_LUMINANCE8_ALPHA8_EXT, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_ALPHA32F_EXT, GL_ALPHA, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE32F_EXT, GL_LUMINANCE, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA32F_EXT, GL_LUMINANCE_ALPHA, GL_FLOAT );
+ InsertES3FormatCombo(&set, GL_ALPHA16F_EXT, GL_ALPHA, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_ALPHA16F_EXT, GL_ALPHA, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_LUMINANCE16F_EXT, GL_LUMINANCE, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE16F_EXT, GL_LUMINANCE, GL_HALF_FLOAT_OES );
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA16F_EXT, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT );
+ InsertES3FormatCombo(&set, GL_LUMINANCE_ALPHA16F_EXT, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES );
+
+ // From GL_EXT_texture_storage and GL_EXT_texture_format_BGRA8888
+ InsertES3FormatCombo(&set, GL_BGRA8_EXT, GL_BGRA_EXT, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_BGRA4_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT);
+ InsertES3FormatCombo(&set, GL_BGRA4_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_BYTE );
+ InsertES3FormatCombo(&set, GL_BGR5_A1_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT);
+ InsertES3FormatCombo(&set, GL_BGR5_A1_ANGLEX, GL_BGRA_EXT, GL_UNSIGNED_BYTE );
+
+ // From GL_ANGLE_depth_texture
+ InsertES3FormatCombo(&set, GL_DEPTH_COMPONENT32_OES, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT_24_8_OES );
+
+ // Compressed formats
+ // From ES 3.0.1 spec, table 3.16
+ // | Internal format | Format | Type |
+ // | | | |
+ InsertES3FormatCombo(&set, GL_COMPRESSED_R11_EAC, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_R11_EAC, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_SIGNED_R11_EAC, GL_COMPRESSED_SIGNED_R11_EAC, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RG11_EAC, GL_COMPRESSED_RG11_EAC, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_SIGNED_RG11_EAC, GL_COMPRESSED_SIGNED_RG11_EAC, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGB8_ETC2, GL_COMPRESSED_RGB8_ETC2, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_SRGB8_ETC2, GL_COMPRESSED_SRGB8_ETC2, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_UNSIGNED_BYTE);
+
+
+ // From GL_EXT_texture_compression_dxt1
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE);
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE);
+
+ // From GL_ANGLE_texture_compression_dxt3
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE);
+
+ // From GL_ANGLE_texture_compression_dxt5
+ InsertES3FormatCombo(&set, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE);
+
+ return set;
+}
+
+static bool ValidateTexImageFormatCombination(gl::Context *context, GLenum internalFormat, GLenum format, GLenum type)
+{
+ // Note: dEQP 2013.4 expects an INVALID_VALUE error for TexImage3D with an invalid
+ // internal format. (dEQP-GLES3.functional.negative_api.texture.teximage3d)
+ const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(internalFormat);
+ if (!formatInfo.textureSupport(context->getClientVersion(), context->getExtensions()))
+ {
+ return gl::error(GL_INVALID_ENUM, false);
+ }
+
+ // The type and format are valid if any supported internal format has that type and format
+ bool formatSupported = false;
+ bool typeSupported = false;
+
+ static const ES3FormatCombinationSet es3FormatSet = BuildES3FormatSet();
+ for (ES3FormatCombinationSet::const_iterator i = es3FormatSet.begin(); i != es3FormatSet.end(); i++)
+ {
+ if (i->format == format || i->type == type)
+ {
+ const gl::InternalFormat &info = gl::GetInternalFormatInfo(i->internalFormat);
+ bool supported = info.textureSupport(context->getClientVersion(), context->getExtensions());
+ if (supported && i->type == type)
+ {
+ typeSupported = true;
+ }
+ if (supported && i->format == format)
+ {
+ formatSupported = true;
+ }
+
+ // Early-out if both type and format are supported now
+ if (typeSupported && formatSupported)
+ {
+ break;
+ }
+ }
+ }
+
+ if (!typeSupported || !formatSupported)
+ {
+ return gl::error(GL_INVALID_ENUM, false);
+ }
+
+ // Check if this is a valid format combination to load texture data
+ ES3FormatCombination searchFormat;
+ searchFormat.internalFormat = internalFormat;
+ searchFormat.format = format;
+ searchFormat.type = type;
+
+ if (es3FormatSet.find(searchFormat) == es3FormatSet.end())
+ {
+ return gl::error(GL_INVALID_OPERATION, false);
+ }
+
+ return true;
+}
+
bool ValidateES3TexImageParameters(gl::Context *context, GLenum target, GLint level, GLenum internalformat, bool isCompressed, bool isSubImage,
GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
GLint border, GLenum format, GLenum type, const GLvoid *pixels)
return gl::error(GL_INVALID_VALUE, false);
}
+ const gl::Caps &caps = context->getCaps();
+
gl::Texture *texture = NULL;
bool textureCompressed = false;
GLenum textureInternalFormat = GL_NONE;
{
case GL_TEXTURE_2D:
{
- if (width > (context->getMaximum2DTextureDimension() >> level) ||
- height > (context->getMaximum2DTextureDimension() >> level))
+ if (static_cast<GLuint>(width) > (caps.max2DTextureSize >> level) ||
+ static_cast<GLuint>(height) > (caps.max2DTextureSize >> level))
{
return gl::error(GL_INVALID_VALUE, false);
}
return gl::error(GL_INVALID_VALUE, false);
}
- if (width > (context->getMaximumCubeTextureDimension() >> level))
+ if (static_cast<GLuint>(width) > (caps.maxCubeMapTextureSize >> level))
{
return gl::error(GL_INVALID_VALUE, false);
}
case GL_TEXTURE_3D:
{
- if (width > (context->getMaximum3DTextureDimension() >> level) ||
- height > (context->getMaximum3DTextureDimension() >> level) ||
- depth > (context->getMaximum3DTextureDimension() >> level))
+ if (static_cast<GLuint>(width) > (caps.max3DTextureSize >> level) ||
+ static_cast<GLuint>(height) > (caps.max3DTextureSize >> level) ||
+ static_cast<GLuint>(depth) > (caps.max3DTextureSize >> level))
{
return gl::error(GL_INVALID_VALUE, false);
}
case GL_TEXTURE_2D_ARRAY:
{
- if (width > (context->getMaximum2DTextureDimension() >> level) ||
- height > (context->getMaximum2DTextureDimension() >> level) ||
- depth > (context->getMaximum2DArrayTextureLayers() >> level))
+ if (static_cast<GLuint>(width) > (caps.max2DTextureSize >> level) ||
+ static_cast<GLuint>(height) > (caps.max2DTextureSize >> level) ||
+ static_cast<GLuint>(depth) > (caps.maxArrayTextureLayers >> level))
{
return gl::error(GL_INVALID_VALUE, false);
}
// Validate texture formats
GLenum actualInternalFormat = isSubImage ? textureInternalFormat : internalformat;
- int clientVersion = context->getClientVersion();
+ const gl::InternalFormat &actualFormatInfo = gl::GetInternalFormatInfo(actualInternalFormat);
if (isCompressed)
{
if (!ValidCompressedImageSize(context, actualInternalFormat, width, height))
return gl::error(GL_INVALID_OPERATION, false);
}
- if (!gl::IsFormatCompressed(actualInternalFormat, clientVersion))
+ if (!actualFormatInfo.compressed)
{
return gl::error(GL_INVALID_ENUM, false);
}
}
else
{
- // Note: dEQP 2013.4 expects an INVALID_VALUE error for TexImage3D with an invalid
- // internal format. (dEQP-GLES3.functional.negative_api.texture.teximage3d)
- if (!gl::IsValidInternalFormat(actualInternalFormat, context) ||
- !gl::IsValidFormat(format, clientVersion) ||
- !gl::IsValidType(type, clientVersion))
- {
- return gl::error(GL_INVALID_ENUM, false);
- }
-
- if (!gl::IsValidFormatCombination(actualInternalFormat, format, type, clientVersion))
+ if (!ValidateTexImageFormatCombination(context, actualInternalFormat, format, type))
{
- return gl::error(GL_INVALID_OPERATION, false);
+ return false;
}
if (target == GL_TEXTURE_3D && (format == GL_DEPTH_COMPONENT || format == GL_DEPTH_STENCIL))
}
// Check for pixel unpack buffer related API errors
- gl::Buffer *pixelUnpackBuffer = context->getPixelUnpackBuffer();
+ gl::Buffer *pixelUnpackBuffer = context->getState().getTargetBuffer(GL_PIXEL_UNPACK_BUFFER);
if (pixelUnpackBuffer != NULL)
{
// ...the data would be unpacked from the buffer object such that the memory reads required
size_t widthSize = static_cast<size_t>(width);
size_t heightSize = static_cast<size_t>(height);
size_t depthSize = static_cast<size_t>(depth);
- GLenum sizedFormat = gl::IsSizedInternalFormat(actualInternalFormat, clientVersion) ?
- actualInternalFormat :
- gl::GetSizedInternalFormat(actualInternalFormat, type, clientVersion);
+ GLenum sizedFormat = GetSizedInternalFormat(actualInternalFormat, type);
- size_t pixelBytes = static_cast<size_t>(gl::GetPixelBytes(sizedFormat, clientVersion));
+ size_t pixelBytes = static_cast<size_t>(gl::GetInternalFormatInfo(sizedFormat).pixelBytes);
if (!rx::IsUnsignedMultiplicationSafe(widthSize, heightSize) ||
!rx::IsUnsignedMultiplicationSafe(widthSize * heightSize, depthSize) ||
size_t offset = reinterpret_cast<size_t>(pixels);
if (!rx::IsUnsignedAdditionSafe(offset, copyBytes) ||
- ((offset + copyBytes) > static_cast<size_t>(pixelUnpackBuffer->size())))
+ ((offset + copyBytes) > static_cast<size_t>(pixelUnpackBuffer->getSize())))
{
// Overflow past the end of the buffer
return gl::error(GL_INVALID_OPERATION, false);
// ...data is not evenly divisible into the number of bytes needed to store in memory a datum
// indicated by type.
- size_t dataBytesPerPixel = static_cast<size_t>(gl::GetTypeBytes(type));
+ size_t dataBytesPerPixel = static_cast<size_t>(gl::GetTypeInfo(type).bytes);
if ((offset % dataBytesPerPixel) != 0)
{
}
// ...the buffer object's data store is currently mapped.
- if (pixelUnpackBuffer->mapped())
+ if (pixelUnpackBuffer->isMapped())
{
return gl::error(GL_INVALID_OPERATION, false);
}
return true;
}
+struct EffectiveInternalFormatInfo
+{
+ GLenum mEffectiveFormat;
+ GLenum mDestFormat;
+ GLuint mMinRedBits;
+ GLuint mMaxRedBits;
+ GLuint mMinGreenBits;
+ GLuint mMaxGreenBits;
+ GLuint mMinBlueBits;
+ GLuint mMaxBlueBits;
+ GLuint mMinAlphaBits;
+ GLuint mMaxAlphaBits;
+
+ EffectiveInternalFormatInfo(GLenum effectiveFormat, GLenum destFormat, GLuint minRedBits, GLuint maxRedBits,
+ GLuint minGreenBits, GLuint maxGreenBits, GLuint minBlueBits, GLuint maxBlueBits,
+ GLuint minAlphaBits, GLuint maxAlphaBits)
+ : mEffectiveFormat(effectiveFormat), mDestFormat(destFormat), mMinRedBits(minRedBits),
+ mMaxRedBits(maxRedBits), mMinGreenBits(minGreenBits), mMaxGreenBits(maxGreenBits),
+ mMinBlueBits(minBlueBits), mMaxBlueBits(maxBlueBits), mMinAlphaBits(minAlphaBits),
+ mMaxAlphaBits(maxAlphaBits) {};
+};
+
+typedef std::vector<EffectiveInternalFormatInfo> EffectiveInternalFormatList;
+
+static EffectiveInternalFormatList BuildSizedEffectiveInternalFormatList()
+{
+ EffectiveInternalFormatList list;
+
+ // OpenGL ES 3.0.3 Specification, Table 3.17, pg 141: Effective internal format coresponding to destination internal format and
+ // linear source buffer component sizes.
+ // | Source channel min/max sizes |
+ // Effective Internal Format | N/A | R | G | B | A |
+ list.push_back(EffectiveInternalFormatInfo(GL_ALPHA8_EXT, GL_NONE, 0, 0, 0, 0, 0, 0, 1, 8));
+ list.push_back(EffectiveInternalFormatInfo(GL_R8, GL_NONE, 1, 8, 0, 0, 0, 0, 0, 0));
+ list.push_back(EffectiveInternalFormatInfo(GL_RG8, GL_NONE, 1, 8, 1, 8, 0, 0, 0, 0));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB565, GL_NONE, 1, 5, 1, 6, 1, 5, 0, 0));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB8, GL_NONE, 6, 8, 7, 8, 6, 8, 0, 0));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGBA4, GL_NONE, 1, 4, 1, 4, 1, 4, 1, 4));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB5_A1, GL_NONE, 5, 5, 5, 5, 5, 5, 1, 1));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGBA8, GL_NONE, 5, 8, 5, 8, 5, 8, 2, 8));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB10_A2, GL_NONE, 9, 10, 9, 10, 9, 10, 2, 2));
+
+ return list;
+}
+
+static EffectiveInternalFormatList BuildUnsizedEffectiveInternalFormatList()
+{
+ EffectiveInternalFormatList list;
+
+ // OpenGL ES 3.0.3 Specification, Table 3.17, pg 141: Effective internal format coresponding to destination internal format and
+ // linear source buffer component sizes.
+ // | Source channel min/max sizes |
+ // Effective Internal Format | Dest Format | R | G | B | A |
+ list.push_back(EffectiveInternalFormatInfo(GL_ALPHA8_EXT, GL_ALPHA, 0, UINT_MAX, 0, UINT_MAX, 0, UINT_MAX, 1, 8));
+ list.push_back(EffectiveInternalFormatInfo(GL_LUMINANCE8_EXT, GL_LUMINANCE, 1, 8, 0, UINT_MAX, 0, UINT_MAX, 0, UINT_MAX));
+ list.push_back(EffectiveInternalFormatInfo(GL_LUMINANCE8_ALPHA8_EXT, GL_LUMINANCE_ALPHA, 1, 8, 0, UINT_MAX, 0, UINT_MAX, 1, 8));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB565, GL_RGB, 1, 5, 1, 6, 1, 5, 0, UINT_MAX));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB8, GL_RGB, 6, 8, 7, 8, 6, 8, 0, UINT_MAX));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGBA4, GL_RGBA, 1, 4, 1, 4, 1, 4, 1, 4));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGB5_A1, GL_RGBA, 5, 5, 5, 5, 5, 5, 1, 1));
+ list.push_back(EffectiveInternalFormatInfo(GL_RGBA8, GL_RGBA, 5, 8, 5, 8, 5, 8, 5, 8));
+
+ return list;
+}
+
+static bool GetEffectiveInternalFormat(const InternalFormat &srcFormat, const InternalFormat &destFormat,
+ GLenum *outEffectiveFormat)
+{
+ const EffectiveInternalFormatList *list = NULL;
+ GLenum targetFormat = GL_NONE;
+
+ if (destFormat.pixelBytes > 0)
+ {
+ static const EffectiveInternalFormatList sizedList = BuildSizedEffectiveInternalFormatList();
+ list = &sizedList;
+ }
+ else
+ {
+ static const EffectiveInternalFormatList unsizedList = BuildUnsizedEffectiveInternalFormatList();
+ list = &unsizedList;
+ targetFormat = destFormat.format;
+ }
+
+ for (size_t curFormat = 0; curFormat < list->size(); ++curFormat)
+ {
+ const EffectiveInternalFormatInfo& formatInfo = list->at(curFormat);
+ if ((formatInfo.mDestFormat == targetFormat) &&
+ (formatInfo.mMinRedBits <= srcFormat.redBits && formatInfo.mMaxRedBits >= srcFormat.redBits) &&
+ (formatInfo.mMinGreenBits <= srcFormat.greenBits && formatInfo.mMaxGreenBits >= srcFormat.greenBits) &&
+ (formatInfo.mMinBlueBits <= srcFormat.blueBits && formatInfo.mMaxBlueBits >= srcFormat.blueBits) &&
+ (formatInfo.mMinAlphaBits <= srcFormat.alphaBits && formatInfo.mMaxAlphaBits >= srcFormat.alphaBits))
+ {
+ *outEffectiveFormat = formatInfo.mEffectiveFormat;
+ return true;
+ }
+ }
+
+ return false;
+}
+
+struct CopyConversion
+{
+ GLenum mTextureFormat;
+ GLenum mFramebufferFormat;
+
+ CopyConversion(GLenum textureFormat, GLenum framebufferFormat)
+ : mTextureFormat(textureFormat), mFramebufferFormat(framebufferFormat) { }
+
+ bool operator<(const CopyConversion& other) const
+ {
+ return memcmp(this, &other, sizeof(CopyConversion)) < 0;
+ }
+};
+
+typedef std::set<CopyConversion> CopyConversionSet;
+
+static CopyConversionSet BuildValidES3CopyTexImageCombinations()
+{
+ CopyConversionSet set;
+
+ // From ES 3.0.1 spec, table 3.15
+ set.insert(CopyConversion(GL_ALPHA, GL_RGBA));
+ set.insert(CopyConversion(GL_LUMINANCE, GL_RED));
+ set.insert(CopyConversion(GL_LUMINANCE, GL_RG));
+ set.insert(CopyConversion(GL_LUMINANCE, GL_RGB));
+ set.insert(CopyConversion(GL_LUMINANCE, GL_RGBA));
+ set.insert(CopyConversion(GL_LUMINANCE_ALPHA, GL_RGBA));
+ set.insert(CopyConversion(GL_RED, GL_RED));
+ set.insert(CopyConversion(GL_RED, GL_RG));
+ set.insert(CopyConversion(GL_RED, GL_RGB));
+ set.insert(CopyConversion(GL_RED, GL_RGBA));
+ set.insert(CopyConversion(GL_RG, GL_RG));
+ set.insert(CopyConversion(GL_RG, GL_RGB));
+ set.insert(CopyConversion(GL_RG, GL_RGBA));
+ set.insert(CopyConversion(GL_RGB, GL_RGB));
+ set.insert(CopyConversion(GL_RGB, GL_RGBA));
+ set.insert(CopyConversion(GL_RGBA, GL_RGBA));
+
+ // Necessary for ANGLE back-buffers
+ set.insert(CopyConversion(GL_ALPHA, GL_BGRA_EXT));
+ set.insert(CopyConversion(GL_LUMINANCE, GL_BGRA_EXT));
+ set.insert(CopyConversion(GL_LUMINANCE_ALPHA, GL_BGRA_EXT));
+ set.insert(CopyConversion(GL_RED, GL_BGRA_EXT));
+ set.insert(CopyConversion(GL_RG, GL_BGRA_EXT));
+ set.insert(CopyConversion(GL_RGB, GL_BGRA_EXT));
+ set.insert(CopyConversion(GL_RGBA, GL_BGRA_EXT));
+
+ set.insert(CopyConversion(GL_RED_INTEGER, GL_RED_INTEGER));
+ set.insert(CopyConversion(GL_RED_INTEGER, GL_RG_INTEGER));
+ set.insert(CopyConversion(GL_RED_INTEGER, GL_RGB_INTEGER));
+ set.insert(CopyConversion(GL_RED_INTEGER, GL_RGBA_INTEGER));
+ set.insert(CopyConversion(GL_RG_INTEGER, GL_RG_INTEGER));
+ set.insert(CopyConversion(GL_RG_INTEGER, GL_RGB_INTEGER));
+ set.insert(CopyConversion(GL_RG_INTEGER, GL_RGBA_INTEGER));
+ set.insert(CopyConversion(GL_RGB_INTEGER, GL_RGB_INTEGER));
+ set.insert(CopyConversion(GL_RGB_INTEGER, GL_RGBA_INTEGER));
+ set.insert(CopyConversion(GL_RGBA_INTEGER, GL_RGBA_INTEGER));
+
+ return set;
+}
+
+static bool IsValidES3CopyTexImageCombination(GLenum textureInternalFormat, GLenum frameBufferInternalFormat, GLuint readBufferHandle)
+{
+ const InternalFormat &textureInternalFormatInfo = GetInternalFormatInfo(textureInternalFormat);
+ const InternalFormat &framebufferInternalFormatInfo = GetInternalFormatInfo(frameBufferInternalFormat);
+
+ static const CopyConversionSet conversionSet = BuildValidES3CopyTexImageCombinations();
+ if (conversionSet.find(CopyConversion(textureInternalFormatInfo.format, framebufferInternalFormatInfo.format)) != conversionSet.end())
+ {
+ // Section 3.8.5 of the GLES 3.0.3 spec states that source and destination formats
+ // must both be signed, unsigned, or fixed point and both source and destinations
+ // must be either both SRGB or both not SRGB. EXT_color_buffer_float adds allowed
+ // conversion between fixed and floating point.
+
+ if ((textureInternalFormatInfo.colorEncoding == GL_SRGB) != (framebufferInternalFormatInfo.colorEncoding == GL_SRGB))
+ {
+ return false;
+ }
+
+ if (((textureInternalFormatInfo.componentType == GL_INT) != (framebufferInternalFormatInfo.componentType == GL_INT )) ||
+ ((textureInternalFormatInfo.componentType == GL_UNSIGNED_INT) != (framebufferInternalFormatInfo.componentType == GL_UNSIGNED_INT)))
+ {
+ return false;
+ }
+
+ if ((textureInternalFormatInfo.componentType == GL_UNSIGNED_NORMALIZED ||
+ textureInternalFormatInfo.componentType == GL_SIGNED_NORMALIZED ||
+ textureInternalFormatInfo.componentType == GL_FLOAT) &&
+ !(framebufferInternalFormatInfo.componentType == GL_UNSIGNED_NORMALIZED ||
+ framebufferInternalFormatInfo.componentType == GL_SIGNED_NORMALIZED ||
+ framebufferInternalFormatInfo.componentType == GL_FLOAT))
+ {
+ return false;
+ }
+
+ // GLES specification 3.0.3, sec 3.8.5, pg 139-140:
+ // The effective internal format of the source buffer is determined with the following rules applied in order:
+ // * If the source buffer is a texture or renderbuffer that was created with a sized internal format then the
+ // effective internal format is the source buffer's sized internal format.
+ // * If the source buffer is a texture that was created with an unsized base internal format, then the
+ // effective internal format is the source image array's effective internal format, as specified by table
+ // 3.12, which is determined from the <format> and <type> that were used when the source image array was
+ // specified by TexImage*.
+ // * Otherwise the effective internal format is determined by the row in table 3.17 or 3.18 where
+ // Destination Internal Format matches internalformat and where the [source channel sizes] are consistent
+ // with the values of the source buffer's [channel sizes]. Table 3.17 is used if the
+ // FRAMEBUFFER_ATTACHMENT_ENCODING is LINEAR and table 3.18 is used if the FRAMEBUFFER_ATTACHMENT_ENCODING
+ // is SRGB.
+ const InternalFormat *sourceEffectiveFormat = NULL;
+ if (readBufferHandle != 0)
+ {
+ // Not the default framebuffer, therefore the read buffer must be a user-created texture or renderbuffer
+ if (framebufferInternalFormatInfo.pixelBytes > 0)
+ {
+ sourceEffectiveFormat = &framebufferInternalFormatInfo;
+ }
+ else
+ {
+ // Renderbuffers cannot be created with an unsized internal format, so this must be an unsized-format
+ // texture. We can use the same table we use when creating textures to get its effective sized format.
+ const FormatType &typeInfo = GetFormatTypeInfo(framebufferInternalFormatInfo.format, framebufferInternalFormatInfo.type);
+ sourceEffectiveFormat = &GetInternalFormatInfo(typeInfo.internalFormat);
+ }
+ }
+ else
+ {
+ // The effective internal format must be derived from the source framebuffer's channel sizes.
+ // This is done in GetEffectiveInternalFormat for linear buffers (table 3.17)
+ if (framebufferInternalFormatInfo.colorEncoding == GL_LINEAR)
+ {
+ GLenum effectiveFormat;
+ if (GetEffectiveInternalFormat(framebufferInternalFormatInfo, textureInternalFormatInfo, &effectiveFormat))
+ {
+ sourceEffectiveFormat = &GetInternalFormatInfo(effectiveFormat);
+ }
+ else
+ {
+ return false;
+ }
+ }
+ else if (framebufferInternalFormatInfo.colorEncoding == GL_SRGB)
+ {
+ // SRGB buffers can only be copied to sized format destinations according to table 3.18
+ if ((textureInternalFormatInfo.pixelBytes > 0) &&
+ (framebufferInternalFormatInfo.redBits >= 1 && framebufferInternalFormatInfo.redBits <= 8) &&
+ (framebufferInternalFormatInfo.greenBits >= 1 && framebufferInternalFormatInfo.greenBits <= 8) &&
+ (framebufferInternalFormatInfo.blueBits >= 1 && framebufferInternalFormatInfo.blueBits <= 8) &&
+ (framebufferInternalFormatInfo.alphaBits >= 1 && framebufferInternalFormatInfo.alphaBits <= 8))
+ {
+ sourceEffectiveFormat = &GetInternalFormatInfo(GL_SRGB8_ALPHA8);
+ }
+ else
+ {
+ return false;
+ }
+ }
+ else
+ {
+ UNREACHABLE();
+ return false;
+ }
+ }
+
+ if (textureInternalFormatInfo.pixelBytes > 0)
+ {
+ // Section 3.8.5 of the GLES 3.0.3 spec, pg 139, requires that, if the destination format is sized,
+ // component sizes of the source and destination formats must exactly match
+ if (textureInternalFormatInfo.redBits != sourceEffectiveFormat->redBits ||
+ textureInternalFormatInfo.greenBits != sourceEffectiveFormat->greenBits ||
+ textureInternalFormatInfo.blueBits != sourceEffectiveFormat->blueBits ||
+ textureInternalFormatInfo.alphaBits != sourceEffectiveFormat->alphaBits)
+ {
+ return false;
+ }
+ }
+
+
+ return true; // A conversion function exists, and no rule in the specification has precluded conversion
+ // between these formats.
+ }
+
+ return false;
+}
+
bool ValidateES3CopyTexImageParameters(gl::Context *context, GLenum target, GLint level, GLenum internalformat,
bool isSubImage, GLint xoffset, GLint yoffset, GLint zoffset,
GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
return false;
}
- gl::Framebuffer *framebuffer = context->getReadFramebuffer();
+ gl::Framebuffer *framebuffer = context->getState().getReadFramebuffer();
if (framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)
{
return gl::error(GL_INVALID_FRAMEBUFFER_OPERATION, false);
}
- if (context->getReadFramebufferHandle() != 0 && framebuffer->getSamples() != 0)
+ if (context->getState().getReadFramebuffer()->id() != 0 && framebuffer->getSamples() != 0)
{
return gl::error(GL_INVALID_OPERATION, false);
}
if (isSubImage)
{
- if (!gl::IsValidCopyTexImageCombination(textureInternalFormat, colorbufferInternalFormat,
- context->getReadFramebufferHandle(),
- context->getClientVersion()))
+ if (!IsValidES3CopyTexImageCombination(textureInternalFormat, colorbufferInternalFormat,
+ context->getState().getReadFramebuffer()->id()))
{
return gl::error(GL_INVALID_OPERATION, false);
}
}
else
{
- if (!gl::IsValidCopyTexImageCombination(internalformat, colorbufferInternalFormat,
- context->getReadFramebufferHandle(),
- context->getClientVersion()))
+ if (!gl::IsValidES3CopyTexImageCombination(internalformat, colorbufferInternalFormat,
+ context->getState().getReadFramebuffer()->id()))
{
return gl::error(GL_INVALID_OPERATION, false);
}
return gl::error(GL_INVALID_OPERATION, false);
}
+ const gl::Caps &caps = context->getCaps();
+
gl::Texture *texture = NULL;
switch (target)
{
{
texture = context->getTexture2D();
- if (width > (context->getMaximum2DTextureDimension()) ||
- height > (context->getMaximum2DTextureDimension()))
+ if (static_cast<GLuint>(width) > caps.max2DTextureSize ||
+ static_cast<GLuint>(height) > caps.max2DTextureSize)
{
return gl::error(GL_INVALID_VALUE, false);
}
return gl::error(GL_INVALID_VALUE, false);
}
- if (width > (context->getMaximumCubeTextureDimension()))
+ if (static_cast<GLuint>(width) > caps.maxCubeMapTextureSize)
{
return gl::error(GL_INVALID_VALUE, false);
}
{
texture = context->getTexture3D();
- if (width > (context->getMaximum3DTextureDimension()) ||
- height > (context->getMaximum3DTextureDimension()) ||
- depth > (context->getMaximum3DTextureDimension()))
+ if (static_cast<GLuint>(width) > caps.max3DTextureSize ||
+ static_cast<GLuint>(height) > caps.max3DTextureSize ||
+ static_cast<GLuint>(depth) > caps.max3DTextureSize)
{
return gl::error(GL_INVALID_VALUE, false);
}
{
texture = context->getTexture2DArray();
- if (width > (context->getMaximum2DTextureDimension()) ||
- height > (context->getMaximum2DTextureDimension()) ||
- depth > (context->getMaximum2DArrayTextureLayers()))
+ if (static_cast<GLuint>(width) > caps.max2DTextureSize ||
+ static_cast<GLuint>(height) > caps.max2DTextureSize ||
+ static_cast<GLuint>(depth) > caps.maxArrayTextureLayers)
{
return gl::error(GL_INVALID_VALUE, false);
}
return gl::error(GL_INVALID_OPERATION, false);
}
- if (!gl::IsValidInternalFormat(internalformat, context))
+ const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(internalformat);
+ if (!formatInfo.textureSupport(context->getClientVersion(), context->getExtensions()))
{
return gl::error(GL_INVALID_ENUM, false);
}
- if (!gl::IsSizedInternalFormat(internalformat, context->getClientVersion()))
+ if (formatInfo.pixelBytes == 0)
{
return gl::error(GL_INVALID_ENUM, false);
}
return true;
}
-bool ValidateES3FramebufferTextureParameters(gl::Context *context, GLenum target, GLenum attachment,
- GLenum textarget, GLuint texture, GLint level, GLint layer,
- bool layerCall)
+bool ValidateFramebufferTextureLayer(const gl::Context *context, GLenum target, GLenum attachment,
+ GLuint texture, GLint level, GLint layer)
{
- if (target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER && target != GL_READ_FRAMEBUFFER)
+ if (context->getClientVersion() < 3)
{
- return gl::error(GL_INVALID_ENUM, false);
+ return gl::error(GL_INVALID_OPERATION, false);
}
- if (attachment >= GL_COLOR_ATTACHMENT0 && attachment <= GL_COLOR_ATTACHMENT15)
+ if (layer < 0)
{
- const unsigned int colorAttachment = (attachment - GL_COLOR_ATTACHMENT0);
- if (colorAttachment >= context->getMaximumRenderTargets())
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
+ return gl::error(GL_INVALID_VALUE, false);
}
- else
+
+ if (!ValidateFramebufferTextureBase(context, target, attachment, texture, level))
{
- switch (attachment)
- {
- case GL_DEPTH_ATTACHMENT:
- case GL_STENCIL_ATTACHMENT:
- case GL_DEPTH_STENCIL_ATTACHMENT:
- break;
- default:
- return gl::error(GL_INVALID_ENUM, false);
- }
+ return false;
}
+ const gl::Caps &caps = context->getCaps();
if (texture != 0)
{
gl::Texture *tex = context->getTexture(texture);
+ ASSERT(tex);
- if (tex == NULL)
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
-
- if (level < 0)
+ switch (tex->getTarget())
{
- return gl::error(GL_INVALID_VALUE, false);
- }
-
- if (layer < 0)
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
-
- if (!layerCall)
- {
- switch (textarget)
+ case GL_TEXTURE_2D_ARRAY:
{
- case GL_TEXTURE_2D:
+ if (level > gl::log2(caps.max2DTextureSize))
{
- if (level > gl::log2(context->getMaximum2DTextureDimension()))
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
- if (tex->getTarget() != GL_TEXTURE_2D)
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
- gl::Texture2D *tex2d = static_cast<gl::Texture2D *>(tex);
- if (tex2d->isCompressed(level))
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
- break;
+ return gl::error(GL_INVALID_VALUE, false);
}
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+ if (static_cast<GLuint>(layer) >= caps.maxArrayTextureLayers)
{
- if (level > gl::log2(context->getMaximumCubeTextureDimension()))
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
- if (tex->getTarget() != GL_TEXTURE_CUBE_MAP)
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
- gl::TextureCubeMap *texcube = static_cast<gl::TextureCubeMap *>(tex);
- if (texcube->isCompressed(textarget, level))
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
- break;
+ return gl::error(GL_INVALID_VALUE, false);
}
- default:
- return gl::error(GL_INVALID_ENUM, false);
+ gl::Texture2DArray *texArray = static_cast<gl::Texture2DArray *>(tex);
+ if (texArray->isCompressed(level))
+ {
+ return gl::error(GL_INVALID_OPERATION, false);
+ }
}
- }
- else
- {
- switch (tex->getTarget())
+ break;
+
+ case GL_TEXTURE_3D:
{
- case GL_TEXTURE_2D_ARRAY:
+ if (level > gl::log2(caps.max3DTextureSize))
{
- if (level > gl::log2(context->getMaximum2DTextureDimension()))
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
-
- if (layer >= context->getMaximum2DArrayTextureLayers())
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
-
- gl::Texture2DArray *texArray = static_cast<gl::Texture2DArray *>(tex);
- if (texArray->isCompressed(level))
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
-
- break;
+ return gl::error(GL_INVALID_VALUE, false);
}
- case GL_TEXTURE_3D:
+ if (static_cast<GLuint>(layer) >= caps.max3DTextureSize)
{
- if (level > gl::log2(context->getMaximum3DTextureDimension()))
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
-
- if (layer >= context->getMaximum3DTextureDimension())
- {
- return gl::error(GL_INVALID_VALUE, false);
- }
-
- gl::Texture3D *tex3d = static_cast<gl::Texture3D *>(tex);
- if (tex3d->isCompressed(level))
- {
- return gl::error(GL_INVALID_OPERATION, false);
- }
-
- break;
+ return gl::error(GL_INVALID_VALUE, false);
}
- default:
- return gl::error(GL_INVALID_OPERATION, false);
+ gl::Texture3D *tex3d = static_cast<gl::Texture3D *>(tex);
+ if (tex3d->isCompressed(level))
+ {
+ return gl::error(GL_INVALID_OPERATION, false);
+ }
}
- }
- }
-
- gl::Framebuffer *framebuffer = NULL;
- GLuint framebufferHandle = 0;
- if (target == GL_READ_FRAMEBUFFER)
- {
- framebuffer = context->getReadFramebuffer();
- framebufferHandle = context->getReadFramebufferHandle();
- }
- else
- {
- framebuffer = context->getDrawFramebuffer();
- framebufferHandle = context->getDrawFramebufferHandle();
- }
+ break;
- if (framebufferHandle == 0 || !framebuffer)
- {
- return gl::error(GL_INVALID_OPERATION, false);
+ default:
+ return gl::error(GL_INVALID_OPERATION, false);
+ }
}
return true;
bool ValidES3ReadFormatType(gl::Context *context, GLenum internalFormat, GLenum format, GLenum type)
{
+ const gl::InternalFormat &internalFormatInfo = gl::GetInternalFormatInfo(internalFormat);
+
switch (format)
{
case GL_RGBA:
}
break;
case GL_FLOAT:
- if (gl::GetComponentType(internalFormat, 3) != GL_FLOAT)
+ if (internalFormatInfo.componentType != GL_FLOAT)
{
return false;
}
switch (type)
{
case GL_INT:
- if (gl::GetComponentType(internalFormat, 3) != GL_INT)
+ if (internalFormatInfo.componentType != GL_INT)
{
return false;
}
break;
case GL_UNSIGNED_INT:
- if (gl::GetComponentType(internalFormat, 3) != GL_UNSIGNED_INT)
+ if (internalFormatInfo.componentType != GL_UNSIGNED_INT)
{
return false;
}
break;
case GL_RG_EXT:
case GL_RED_EXT:
- if (!context->supportsRGTextures())
+ if (!context->getExtensions().textureRG)
{
return false;
}
{
case GL_DRAW_FRAMEBUFFER:
case GL_FRAMEBUFFER:
- defaultFramebuffer = context->getDrawFramebufferHandle() == 0;
+ defaultFramebuffer = context->getState().getDrawFramebuffer()->id() == 0;
break;
case GL_READ_FRAMEBUFFER:
- defaultFramebuffer = context->getReadFramebufferHandle() == 0;
+ defaultFramebuffer = context->getState().getReadFramebuffer()->id() == 0;
break;
default:
return gl::error(GL_INVALID_ENUM, false);
return gl::error(GL_INVALID_ENUM, false);
}
- if (attachments[i] >= GL_COLOR_ATTACHMENT0 + context->getMaximumRenderTargets())
+ if (attachments[i] >= GL_COLOR_ATTACHMENT0 + context->getCaps().maxColorAttachments)
{
return gl::error(GL_INVALID_OPERATION, false);
}
return true;
}
+bool ValidateClearBuffer(const gl::Context *context)
+{
+ if (context->getClientVersion() < 3)
+ {
+ return gl::error(GL_INVALID_OPERATION, false);
+ }
+
+ const gl::Framebuffer *fbo = context->getState().getDrawFramebuffer();
+ if (!fbo || fbo->completeness() != GL_FRAMEBUFFER_COMPLETE)
+ {
+ return gl::error(GL_INVALID_FRAMEBUFFER_OPERATION, false);
+ }
+
+ return true;
+}
+
}