#include "tcuStringTemplate.hpp"
#include "tcuTextureUtil.hpp"
#include "tcuResultCollector.hpp"
+#include "tcuFloatFormat.hpp"
#include "vkImageUtil.hpp"
#include "deStringUtil.hpp"
#include "deRandom.hpp"
"{\n"
" fragColor = v_color;\n"
"}\n";
+
enum InterpolationCaseFlags
{
INTERPOLATIONFLAGS_NONE = 0,
PRIMITIVESTRICTNESS_LAST
};
+
class BaseRenderingTestCase : public TestCase
{
public:
protected:
void addImageTransitionBarrier (VkCommandBuffer commandBuffer, VkImage image, VkPipelineStageFlags srcStageMask, VkPipelineStageFlags dstStageMask, VkAccessFlags srcAccessMask, VkAccessFlags dstAccessMask, VkImageLayout oldLayout, VkImageLayout newLayout) const;
- void drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& vertexData, VkPrimitiveTopology primitiveTopology);
+ virtual void drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& vertexData, VkPrimitiveTopology primitiveTopology);
void drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& vertexData, const std::vector<tcu::Vec4>& coloDrata, VkPrimitiveTopology primitiveTopology);
void drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& positionData, const std::vector<tcu::Vec4>& colorData, VkPrimitiveTopology primitiveTopology,
VkImage image, VkImage resolvedImage, VkFramebuffer frameBuffer, const deUint32 renderSize, VkBuffer resultBuffer, const Allocation& resultBufferMemory);
const VkPipelineRasterizationStateCreateInfo* getRasterizationStateCreateInfo (void) const;
virtual
- VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void);
+ VkPipelineRasterizationLineStateCreateInfoEXT initLineRasterizationStateCreateInfo (void) const;
+
+ virtual
+ const VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void) const;
virtual
const VkPipelineColorBlendStateCreateInfo* getColorBlendStateCreateInfo (void) const;
const VkDeviceSize m_additionalResultBufferSize;
VkPipelineRasterizationLineStateCreateInfoEXT m_lineRasterizationStateInfo;
+
+private:
+ virtual int getIteration (void) const { TCU_THROW(InternalError, "Iteration undefined in the base class"); }
};
BaseRenderingTestInstance::BaseRenderingTestInstance (Context& context, VkSampleCountFlagBits sampleCount, deUint32 renderSize, VkFormat imageFormat, deUint32 additionalRenderSize)
, m_resultBufferSize (renderSize * renderSize * m_textureFormat.getPixelSize())
, m_additionalRenderSize(additionalRenderSize)
, m_additionalResultBufferSize(additionalRenderSize * additionalRenderSize * m_textureFormat.getPixelSize())
+ , m_lineRasterizationStateInfo (initLineRasterizationStateCreateInfo())
{
const DeviceInterface& vkd = m_context.getDeviceInterface();
const VkDevice vkDevice = m_context.getDevice();
VkPipelineRasterizationStateCreateInfo rasterizationStateInfo = *getRasterizationStateCreateInfo();
- rasterizationStateInfo.pNext = getLineRasterizationStateCreateInfo();
+ const VkPipelineRasterizationLineStateCreateInfoEXT* lineRasterizationStateInfo = getLineRasterizationStateCreateInfo();
+
+ if (lineRasterizationStateInfo != DE_NULL)
+ appendStructurePtrToVulkanChain(&rasterizationStateInfo.pNext, lineRasterizationStateInfo);
VkPipelineDynamicStateCreateInfo dynamicStateCreateInfo =
{
return &rasterizationStateCreateInfo;
}
-VkPipelineRasterizationLineStateCreateInfoEXT* BaseRenderingTestInstance::getLineRasterizationStateCreateInfo (void)
+VkPipelineRasterizationLineStateCreateInfoEXT BaseRenderingTestInstance::initLineRasterizationStateCreateInfo (void) const
{
- m_lineRasterizationStateInfo =
+ VkPipelineRasterizationLineStateCreateInfoEXT lineRasterizationStateInfo =
{
VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_LINE_STATE_CREATE_INFO_EXT, // VkStructureType sType;
DE_NULL, // const void* pNext;
0xFFFF, // uint16_t lineStipplePattern;
};
+ return lineRasterizationStateInfo;
+}
+
+const VkPipelineRasterizationLineStateCreateInfoEXT* BaseRenderingTestInstance::getLineRasterizationStateCreateInfo (void) const
+{
return &m_lineRasterizationStateInfo;
}
class BaseTriangleTestInstance : public BaseRenderingTestInstance
{
public:
- BaseTriangleTestInstance (Context& context, VkPrimitiveTopology primitiveTopology, VkSampleCountFlagBits sampleCount);
+ BaseTriangleTestInstance (Context& context, VkPrimitiveTopology primitiveTopology, VkSampleCountFlagBits sampleCount, deUint32 renderSize = RESOLUTION_POT);
virtual tcu::TestStatus iterate (void);
+protected:
+ int getIteration (void) const { return m_iteration; }
+ int getIterationCount (void) const { return m_iterationCount; }
+
private:
virtual void generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles) = DE_NULL;
+ virtual bool compareAndVerify (std::vector<TriangleSceneSpec::SceneTriangle>& triangles,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer);
int m_iteration;
const int m_iterationCount;
bool m_allIterationsPassed;
};
-BaseTriangleTestInstance::BaseTriangleTestInstance (Context& context, VkPrimitiveTopology primitiveTopology, VkSampleCountFlagBits sampleCount)
- : BaseRenderingTestInstance (context, sampleCount)
+BaseTriangleTestInstance::BaseTriangleTestInstance (Context& context, VkPrimitiveTopology primitiveTopology, VkSampleCountFlagBits sampleCount, deUint32 renderSize)
+ : BaseRenderingTestInstance (context, sampleCount, renderSize)
, m_iteration (0)
, m_iterationCount (3)
, m_primitiveTopology (primitiveTopology)
// compare
{
- bool compareOk;
- RasterizationArguments args;
- TriangleSceneSpec scene;
-
- tcu::IVec4 colorBits = tcu::getTextureFormatBitDepth(getTextureFormat());
-
- args.numSamples = m_multisampling ? 1 : 0;
- args.subpixelBits = m_subpixelBits;
- args.redBits = colorBits[0];
- args.greenBits = colorBits[1];
- args.blueBits = colorBits[2];
-
- scene.triangles.swap(triangles);
-
- compareOk = verifyTriangleGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog());
+ const bool compareOk = compareAndVerify(triangles, resultImage, drawBuffer);
if (!compareOk)
m_allIterationsPassed = false;
return tcu::TestStatus::incomplete();
}
+bool BaseTriangleTestInstance::compareAndVerify (std::vector<TriangleSceneSpec::SceneTriangle>& triangles, tcu::Surface& resultImage, std::vector<tcu::Vec4>&)
+{
+ RasterizationArguments args;
+ TriangleSceneSpec scene;
+
+ tcu::IVec4 colorBits = tcu::getTextureFormatBitDepth(getTextureFormat());
+
+ args.numSamples = m_multisampling ? 1 : 0;
+ args.subpixelBits = m_subpixelBits;
+ args.redBits = colorBits[0];
+ args.greenBits = colorBits[1];
+ args.blueBits = colorBits[2];
+
+ scene.triangles.swap(triangles);
+
+ return verifyTriangleGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog());
+}
+
class BaseLineTestInstance : public BaseRenderingTestInstance
{
public:
VkSampleCountFlagBits sampleCount,
LineStipple stipple,
VkLineRasterizationModeEXT lineRasterizationMode,
- const deUint32 additionalRenderSize = 0);
+ const deUint32 additionalRenderSize = 0,
+ const deUint32 renderSize = RESOLUTION_POT,
+ const float narrowLineWidth = 1.0f);
virtual tcu::TestStatus iterate (void);
virtual float getLineWidth (void) const;
bool getLineStippleEnable (void) const { return m_stipple != LINESTIPPLE_DISABLED; }
virtual bool getLineStippleDynamic (void) const { return m_stipple == LINESTIPPLE_DYNAMIC; };
virtual
- VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void);
+ VkPipelineRasterizationLineStateCreateInfoEXT initLineRasterizationStateCreateInfo (void) const;
+
+ virtual
+ const VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void) const;
+
+protected:
+ int getIteration (void) const { return m_iteration; }
+ int getIterationCount (void) const { return m_iterationCount; }
private:
virtual void generateLines (int iteration, std::vector<tcu::Vec4>& outData, std::vector<LineSceneSpec::SceneLine>& outLines) = DE_NULL;
+ virtual bool compareAndVerify (std::vector<LineSceneSpec::SceneLine>& lines,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer);
bool resultHasAlpha (tcu::Surface& result);
VkSampleCountFlagBits sampleCount,
LineStipple stipple,
VkLineRasterizationModeEXT lineRasterizationMode,
- const deUint32 additionalRenderSize)
- : BaseRenderingTestInstance (context, sampleCount, RESOLUTION_POT, VK_FORMAT_R8G8B8A8_UNORM, additionalRenderSize)
+ const deUint32 additionalRenderSize,
+ const deUint32 renderSize,
+ const float narrowLineWidth)
+ : BaseRenderingTestInstance (context, sampleCount, renderSize, VK_FORMAT_R8G8B8A8_UNORM, additionalRenderSize)
, m_iteration (0)
, m_iterationCount (3)
, m_primitiveTopology (primitiveTopology)
{
DE_ASSERT(m_primitiveWideness < PRIMITIVEWIDENESS_LAST);
+ m_lineRasterizationStateInfo = initLineRasterizationStateCreateInfo();
+
if (m_lineRasterizationMode != VK_LINE_RASTERIZATION_MODE_EXT_LAST)
{
if (context.isDeviceFunctionalitySupported("VK_EXT_line_rasterization"))
// create line widths
if (m_primitiveWideness == PRIMITIVEWIDENESS_NARROW)
{
- m_lineWidths.resize(m_iterationCount, 1.0f);
+ m_lineWidths.resize(m_iterationCount, narrowLineWidth);
+
+ // Bump up m_maxLineWidth for conservative rasterization
+ if (narrowLineWidth > m_maxLineWidth)
+ m_maxLineWidth = narrowLineWidth;
}
else if (m_primitiveWideness == PRIMITIVEWIDENESS_WIDE)
{
const tcu::ScopedLogSection section (m_context.getTestContext().getLog(), iterationDescription, iterationDescription);
const float lineWidth = getLineWidth();
tcu::Surface resultImage (m_renderSize, m_renderSize);
- tcu::Surface additionalResultImage (m_additionalRenderSize, m_additionalRenderSize);
std::vector<tcu::Vec4> drawBuffer;
std::vector<LineSceneSpec::SceneLine> lines;
drawPrimitives(resultImage, drawBuffer, m_primitiveTopology);
// compare
- RasterizationArguments args;
- LineSceneSpec scene;
- tcu::IVec4 colorBits = tcu::getTextureFormatBitDepth(getTextureFormat());
- bool strict = m_primitiveStrictness == PRIMITIVESTRICTNESS_STRICT;
-
- args.numSamples = m_multisampling ? 1 : 0;
- args.subpixelBits = m_subpixelBits;
- args.redBits = colorBits[0];
- args.greenBits = colorBits[1];
- args.blueBits = colorBits[2];
-
- scene.lines.swap(lines);
- scene.lineWidth = lineWidth;
- scene.stippleEnable = getLineStippleEnable();
- scene.stippleFactor = getLineStippleEnable() ? lineStippleFactor : 1;
- scene.stipplePattern = getLineStippleEnable() ? lineStipplePattern : 0xFFFF;
- scene.isStrip = m_primitiveTopology == VK_PRIMITIVE_TOPOLOGY_LINE_STRIP;
- scene.isSmooth = m_lineRasterizationMode == VK_LINE_RASTERIZATION_MODE_RECTANGULAR_SMOOTH_EXT;
-
- // Choose verification mode. Smooth lines assume mostly over-rasterization (bloated lines with a falloff).
- // Stippled lines lose some precision across segments in a strip, so need a weaker threshold than normal
- // lines. For simple cases, check for an exact match (STRICT).
- if (scene.isSmooth)
- scene.verificationMode = tcu::VERIFICATIONMODE_SMOOTH;
- else if (scene.stippleEnable)
- scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
- else
- scene.verificationMode = tcu::VERIFICATIONMODE_STRICT;
-
- if (m_lineRasterizationMode == VK_LINE_RASTERIZATION_MODE_BRESENHAM_EXT)
- {
- // bresenham is "no AA" in GL, so set numSamples to zero.
- args.numSamples = 0;
- if (!verifyLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog()))
- m_allIterationsPassed = false;
- }
- else
{
- if (scene.isSmooth)
- {
- // Smooth lines get the fractional coverage multiplied into the alpha component,
- // so do a sanity check to validate that there is at least one pixel in the image
- // with a fractional opacity.
- bool hasAlpha = resultHasAlpha(resultImage);
- if (!hasAlpha)
- {
- m_context.getTestContext().getLog() << tcu::TestLog::Message << "Missing alpha transparency (failed)." << tcu::TestLog::EndMessage;
- m_allIterationsPassed = false;
- }
- }
-
- if (!verifyRelaxedLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog(), (0 == m_multisampling), strict))
- {
- // Retry with weaker verification. If it passes, consider it a quality warning.
- scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
- if (!verifyRelaxedLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog(), false, strict))
- m_allIterationsPassed = false;
- else
- m_qualityWarning = true;
- }
-
- if (m_additionalRenderSize != 0)
- {
- const std::vector<tcu::Vec4> colorData(drawBuffer.size(), tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f));
-
- if (scene.isSmooth)
- scene.verificationMode = tcu::VERIFICATIONMODE_SMOOTH;
- else if (scene.stippleEnable)
- scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
- else
- scene.verificationMode = tcu::VERIFICATIONMODE_STRICT;
+ const bool compareOk = compareAndVerify(lines, resultImage, drawBuffer);
- drawPrimitives(additionalResultImage, drawBuffer, colorData, m_primitiveTopology, *m_additionalImage, *m_additionalResolvedImage, *m_additionalFrameBuffer, m_additionalRenderSize, *m_additionalResultBuffer, *m_additionalResultBufferMemory);
-
- // Compare
- if (!verifyRelaxedLineGroupRasterization(additionalResultImage, scene, args, m_context.getTestContext().getLog(), (0 == m_multisampling), strict))
- {
- if (strict)
- {
- m_allIterationsPassed = false;
- }
- else
- {
- // Retry with weaker verification. If it passes, consider it a quality warning.
- scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
- if (!verifyRelaxedLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog(), (0 == m_multisampling), strict))
- m_allIterationsPassed = false;
- else
- m_qualityWarning = true;
- }
- }
- }
+ if (!compareOk)
+ m_allIterationsPassed = false;
}
}
else
return tcu::TestStatus::incomplete();
}
+bool BaseLineTestInstance::compareAndVerify (std::vector<LineSceneSpec::SceneLine>& lines, tcu::Surface& resultImage, std::vector<tcu::Vec4>& drawBuffer)
+{
+ const float lineWidth = getLineWidth();
+ bool result = true;
+ tcu::Surface additionalResultImage (m_additionalRenderSize, m_additionalRenderSize);
+ RasterizationArguments args;
+ LineSceneSpec scene;
+ tcu::IVec4 colorBits = tcu::getTextureFormatBitDepth(getTextureFormat());
+ bool strict = m_primitiveStrictness == PRIMITIVESTRICTNESS_STRICT;
+
+ args.numSamples = m_multisampling ? 1 : 0;
+ args.subpixelBits = m_subpixelBits;
+ args.redBits = colorBits[0];
+ args.greenBits = colorBits[1];
+ args.blueBits = colorBits[2];
+
+ scene.lines.swap(lines);
+ scene.lineWidth = lineWidth;
+ scene.stippleEnable = getLineStippleEnable();
+ scene.stippleFactor = getLineStippleEnable() ? lineStippleFactor : 1;
+ scene.stipplePattern = getLineStippleEnable() ? lineStipplePattern : 0xFFFF;
+ scene.isStrip = m_primitiveTopology == VK_PRIMITIVE_TOPOLOGY_LINE_STRIP;
+ scene.isSmooth = m_lineRasterizationMode == VK_LINE_RASTERIZATION_MODE_RECTANGULAR_SMOOTH_EXT;
+
+ // Choose verification mode. Smooth lines assume mostly over-rasterization (bloated lines with a falloff).
+ // Stippled lines lose some precision across segments in a strip, so need a weaker threshold than normal
+ // lines. For simple cases, check for an exact match (STRICT).
+ if (scene.isSmooth)
+ scene.verificationMode = tcu::VERIFICATIONMODE_SMOOTH;
+ else if (scene.stippleEnable)
+ scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
+ else
+ scene.verificationMode = tcu::VERIFICATIONMODE_STRICT;
+
+ if (m_lineRasterizationMode == VK_LINE_RASTERIZATION_MODE_BRESENHAM_EXT)
+ {
+ // bresenham is "no AA" in GL, so set numSamples to zero.
+ args.numSamples = 0;
+ if (!verifyLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog()))
+ result = false;
+ }
+ else
+ {
+ if (scene.isSmooth)
+ {
+ // Smooth lines get the fractional coverage multiplied into the alpha component,
+ // so do a sanity check to validate that there is at least one pixel in the image
+ // with a fractional opacity.
+ bool hasAlpha = resultHasAlpha(resultImage);
+ if (!hasAlpha)
+ {
+ m_context.getTestContext().getLog() << tcu::TestLog::Message << "Missing alpha transparency (failed)." << tcu::TestLog::EndMessage;
+ result = false;
+ }
+ }
+
+ if (!verifyRelaxedLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog(), (0 == m_multisampling), strict))
+ {
+ // Retry with weaker verification. If it passes, consider it a quality warning.
+ scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
+ if (!verifyRelaxedLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog(), false, strict))
+ result = false;
+ else
+ m_qualityWarning = true;
+ }
+
+ if (m_additionalRenderSize != 0)
+ {
+ const std::vector<tcu::Vec4> colorData(drawBuffer.size(), tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f));
+
+ if (scene.isSmooth)
+ scene.verificationMode = tcu::VERIFICATIONMODE_SMOOTH;
+ else if (scene.stippleEnable)
+ scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
+ else
+ scene.verificationMode = tcu::VERIFICATIONMODE_STRICT;
+
+ drawPrimitives(additionalResultImage, drawBuffer, colorData, m_primitiveTopology, *m_additionalImage, *m_additionalResolvedImage, *m_additionalFrameBuffer, m_additionalRenderSize, *m_additionalResultBuffer, *m_additionalResultBufferMemory);
+
+ // Compare
+ if (!verifyRelaxedLineGroupRasterization(additionalResultImage, scene, args, m_context.getTestContext().getLog(), (0 == m_multisampling), strict))
+ {
+ if (strict)
+ {
+ result = false;
+ }
+ else
+ {
+ // Retry with weaker verification. If it passes, consider it a quality warning.
+ scene.verificationMode = tcu::VERIFICATIONMODE_WEAKER;
+ if (!verifyRelaxedLineGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog(), (0 == m_multisampling), strict))
+ result = false;
+ else
+ m_qualityWarning = true;
+ }
+ }
+ }
+ }
+
+ return result;
+}
float BaseLineTestInstance::getLineWidth (void) const
{
return m_lineWidths[m_iteration];
}
-VkPipelineRasterizationLineStateCreateInfoEXT* BaseLineTestInstance::getLineRasterizationStateCreateInfo (void)
+VkPipelineRasterizationLineStateCreateInfoEXT BaseLineTestInstance::initLineRasterizationStateCreateInfo (void) const
{
- if (m_lineRasterizationMode == VK_LINE_RASTERIZATION_MODE_EXT_LAST)
- return DE_NULL;
-
- m_lineRasterizationStateInfo =
+ VkPipelineRasterizationLineStateCreateInfoEXT lineRasterizationStateInfo =
{
VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_LINE_STATE_CREATE_INFO_EXT, // VkStructureType sType;
DE_NULL, // const void* pNext;
if (m_stipple == LINESTIPPLE_STATIC)
{
- m_lineRasterizationStateInfo.lineStippleFactor = lineStippleFactor;
- m_lineRasterizationStateInfo.lineStipplePattern = lineStipplePattern;
+ lineRasterizationStateInfo.lineStippleFactor = lineStippleFactor;
+ lineRasterizationStateInfo.lineStipplePattern = lineStipplePattern;
}
+ return lineRasterizationStateInfo;
+}
+
+const VkPipelineRasterizationLineStateCreateInfoEXT* BaseLineTestInstance::getLineRasterizationStateCreateInfo (void) const
+{
+ if (m_lineRasterizationMode == VK_LINE_RASTERIZATION_MODE_EXT_LAST)
+ return DE_NULL;
+
return &m_lineRasterizationStateInfo;
}
VkSampleCountFlagBits sampleCount,
LineStipple stipple, // ignored
VkLineRasterizationModeEXT lineRasterizationMode, // ignored
- deUint32 renderSize); // ignored
+ deUint32 additionalRenderSize, // ignored
+ deUint32 renderSize = RESOLUTION_POT,
+ float pointSizeNarrow = 1.0f);
virtual tcu::TestStatus iterate (void);
virtual float getPointSize (void) const;
+protected:
+ int getIteration (void) const { return m_iteration; }
+ int getIterationCount (void) const { return m_iterationCount; }
+
private:
virtual void generatePoints (int iteration, std::vector<tcu::Vec4>& outData, std::vector<PointSceneSpec::ScenePoint>& outPoints);
+ virtual bool compareAndVerify (std::vector<PointSceneSpec::ScenePoint>& points,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer);
int m_iteration;
const int m_iterationCount;
VkSampleCountFlagBits sampleCount,
LineStipple stipple,
VkLineRasterizationModeEXT lineRasterizationMode,
- deUint32 renderSize)
- : BaseRenderingTestInstance (context, sampleCount)
+ deUint32 additionalRenderSize,
+ deUint32 renderSize,
+ float pointSizeNarrow)
+ : BaseRenderingTestInstance (context, sampleCount, renderSize)
, m_iteration (0)
, m_iterationCount (3)
, m_primitiveWideness (wideness)
, m_allIterationsPassed (true)
- , m_maxPointSize (1.0f)
+ , m_maxPointSize (pointSizeNarrow)
{
DE_UNREF(strictness);
DE_UNREF(stipple);
DE_UNREF(lineRasterizationMode);
- DE_UNREF(renderSize);
+ DE_UNREF(additionalRenderSize);
// create point sizes
if (m_primitiveWideness == PRIMITIVEWIDENESS_NARROW)
{
- m_pointSizes.resize(m_iterationCount, 1.0f);
+ m_pointSizes.resize(m_iterationCount, pointSizeNarrow);
}
else if (m_primitiveWideness == PRIMITIVEWIDENESS_WIDE)
{
// compare
{
- bool compareOk;
- RasterizationArguments args;
- PointSceneSpec scene;
-
- tcu::IVec4 colorBits = tcu::getTextureFormatBitDepth(getTextureFormat());
-
- args.numSamples = m_multisampling ? 1 : 0;
- args.subpixelBits = m_subpixelBits;
- args.redBits = colorBits[0];
- args.greenBits = colorBits[1];
- args.blueBits = colorBits[2];
-
- scene.points.swap(points);
-
- compareOk = verifyPointGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog());
+ const bool compareOk = compareAndVerify(points, resultImage, drawBuffer);
if (!compareOk)
m_allIterationsPassed = false;
return tcu::TestStatus::incomplete();
}
+bool PointTestInstance::compareAndVerify (std::vector<PointSceneSpec::ScenePoint>& points,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer)
+{
+ RasterizationArguments args;
+ PointSceneSpec scene;
+
+ tcu::IVec4 colorBits = tcu::getTextureFormatBitDepth(getTextureFormat());
+
+ args.numSamples = m_multisampling ? 1 : 0;
+ args.subpixelBits = m_subpixelBits;
+ args.redBits = colorBits[0];
+ args.greenBits = colorBits[1];
+ args.blueBits = colorBits[2];
+
+ scene.points.swap(points);
+
+ DE_UNREF(drawBuffer);
+
+ return verifyPointGroupRasterization(resultImage, scene, args, m_context.getTestContext().getLog());
+}
+
float PointTestInstance::getPointSize (void) const
{
return m_pointSizes[m_iteration];
{
m_context.getTestContext().getLog()
<< tcu::TestLog::Message
- << "Triangle " << (triangleNdx+1) << ":"
- << "\n\t" << outTriangles[triangleNdx].positions[0]
- << "\n\t" << outTriangles[triangleNdx].positions[1]
- << "\n\t" << outTriangles[triangleNdx].positions[2]
+ << "Triangle " << (triangleNdx+1) << ":"
+ << "\n\t" << outTriangles[triangleNdx].positions[0]
+ << "\n\t" << outTriangles[triangleNdx].positions[1]
+ << "\n\t" << outTriangles[triangleNdx].positions[2]
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+class TriangleStripTestInstance : public BaseTriangleTestInstance
+{
+public:
+ TriangleStripTestInstance (Context& context, VkSampleCountFlagBits sampleCount)
+ : BaseTriangleTestInstance(context, VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP, sampleCount)
+ {}
+
+ void generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
+};
+
+void TriangleStripTestInstance::generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
+{
+ outData.resize(5);
+
+ switch (iteration)
+ {
+ case 0:
+ // \note: these values are chosen arbitrarily
+ outData[0] = tcu::Vec4(-0.504f, 0.8f, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4(-0.2f, -0.2f, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4(-0.2f, 0.199f, 0.0f, 1.0f);
+ outData[3] = tcu::Vec4( 0.5f, 0.201f, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4( 1.5f, 0.4f, 0.0f, 1.0f);
+ break;
+
+ case 1:
+ outData[0] = tcu::Vec4(-0.499f, 0.129f, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4(-0.501f, -0.3f, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4( 0.11f, -0.2f, 0.0f, 1.0f);
+ outData[3] = tcu::Vec4( 0.11f, -0.31f, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4( 0.88f, 0.9f, 0.0f, 1.0f);
+ break;
+
+ case 2:
+ outData[0] = tcu::Vec4( -0.9f, -0.3f, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4( 1.1f, -0.9f, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4(-0.87f, -0.1f, 0.0f, 1.0f);
+ outData[3] = tcu::Vec4(-0.11f, 0.19f, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4( 0.88f, 0.7f, 0.0f, 1.0f);
+ break;
+ }
+
+ outTriangles.resize(3);
+ outTriangles[0].positions[0] = outData[0]; outTriangles[0].sharedEdge[0] = false;
+ outTriangles[0].positions[1] = outData[1]; outTriangles[0].sharedEdge[1] = true;
+ outTriangles[0].positions[2] = outData[2]; outTriangles[0].sharedEdge[2] = false;
+
+ outTriangles[1].positions[0] = outData[2]; outTriangles[1].sharedEdge[0] = true;
+ outTriangles[1].positions[1] = outData[1]; outTriangles[1].sharedEdge[1] = false;
+ outTriangles[1].positions[2] = outData[3]; outTriangles[1].sharedEdge[2] = true;
+
+ outTriangles[2].positions[0] = outData[2]; outTriangles[2].sharedEdge[0] = true;
+ outTriangles[2].positions[1] = outData[3]; outTriangles[2].sharedEdge[1] = false;
+ outTriangles[2].positions[2] = outData[4]; outTriangles[2].sharedEdge[2] = false;
+
+ // log
+ m_context.getTestContext().getLog() << tcu::TestLog::Message << "Rendering triangle strip, " << outData.size() << " vertices." << tcu::TestLog::EndMessage;
+ for (int vtxNdx = 0; vtxNdx < (int)outData.size(); ++vtxNdx)
+ {
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "\t" << outData[vtxNdx]
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+class TriangleFanTestInstance : public BaseTriangleTestInstance
+{
+public:
+ TriangleFanTestInstance (Context& context, VkSampleCountFlagBits sampleCount)
+ : BaseTriangleTestInstance(context, VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN, sampleCount)
+ {}
+
+ void generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
+};
+
+void TriangleFanTestInstance::generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
+{
+ outData.resize(5);
+
+ switch (iteration)
+ {
+ case 0:
+ // \note: these values are chosen arbitrarily
+ outData[0] = tcu::Vec4( 0.01f, 0.0f, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4( 0.5f, 0.2f, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4( 0.46f, 0.3f, 0.0f, 1.0f);
+ outData[3] = tcu::Vec4(-0.5f, 0.2f, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4(-1.5f, -0.4f, 0.0f, 1.0f);
+ break;
+
+ case 1:
+ outData[0] = tcu::Vec4(-0.499f, 0.128f, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4(-0.501f, -0.3f, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4( 0.11f, -0.2f, 0.0f, 1.0f);
+ outData[3] = tcu::Vec4( 0.11f, 0.2f, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4( 0.88f, 0.9f, 0.0f, 1.0f);
+ break;
+
+ case 2:
+ outData[0] = tcu::Vec4( -0.9f, -0.3f, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4( 1.1f, -0.9f, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4( 0.7f, -0.1f, 0.0f, 1.0f);
+ outData[3] = tcu::Vec4( 0.11f, 0.2f, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4( 0.88f, 0.7f, 0.0f, 1.0f);
+ break;
+ }
+
+ outTriangles.resize(3);
+ outTriangles[0].positions[0] = outData[0]; outTriangles[0].sharedEdge[0] = false;
+ outTriangles[0].positions[1] = outData[1]; outTriangles[0].sharedEdge[1] = false;
+ outTriangles[0].positions[2] = outData[2]; outTriangles[0].sharedEdge[2] = true;
+
+ outTriangles[1].positions[0] = outData[0]; outTriangles[1].sharedEdge[0] = true;
+ outTriangles[1].positions[1] = outData[2]; outTriangles[1].sharedEdge[1] = false;
+ outTriangles[1].positions[2] = outData[3]; outTriangles[1].sharedEdge[2] = true;
+
+ outTriangles[2].positions[0] = outData[0]; outTriangles[2].sharedEdge[0] = true;
+ outTriangles[2].positions[1] = outData[3]; outTriangles[2].sharedEdge[1] = false;
+ outTriangles[2].positions[2] = outData[4]; outTriangles[2].sharedEdge[2] = false;
+
+ // log
+ m_context.getTestContext().getLog() << tcu::TestLog::Message << "Rendering triangle fan, " << outData.size() << " vertices." << tcu::TestLog::EndMessage;
+ for (int vtxNdx = 0; vtxNdx < (int)outData.size(); ++vtxNdx)
+ {
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "\t" << outData[vtxNdx]
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+struct ConservativeTestConfig
+{
+ VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ float extraOverestimationSize;
+ VkPrimitiveTopology primitiveTopology;
+ bool degeneratePrimitives;
+ float lineWidth;
+ deUint32 resolution;
+};
+
+float getExtraOverestimationSize (const float overestimationSizeDesired, const VkPhysicalDeviceConservativeRasterizationPropertiesEXT& conservativeRasterizationProperties)
+{
+ const float extraOverestimationSize = overestimationSizeDesired == TCU_INFINITY ? conservativeRasterizationProperties.maxExtraPrimitiveOverestimationSize
+ : overestimationSizeDesired == -TCU_INFINITY ? conservativeRasterizationProperties.extraPrimitiveOverestimationSizeGranularity
+ : overestimationSizeDesired;
+
+ return extraOverestimationSize;
+}
+
+template <typename ConcreteTestInstance>
+class ConservativeTestCase : public BaseRenderingTestCase
+{
+public:
+ ConservativeTestCase (tcu::TestContext& context,
+ const std::string& name,
+ const std::string& description,
+ const ConservativeTestConfig& conservativeTestConfig,
+ VkSampleCountFlagBits sampleCount = VK_SAMPLE_COUNT_1_BIT)
+ : BaseRenderingTestCase (context, name, description, sampleCount)
+ , m_conservativeTestConfig (conservativeTestConfig)
+ {}
+
+ virtual void checkSupport (Context& context) const;
+
+ virtual TestInstance* createInstance (Context& context) const
+ {
+ return new ConcreteTestInstance(context, m_conservativeTestConfig, m_sampleCount);
+ }
+
+protected:
+ bool isUseLineSubPixel (Context& context) const;
+ deUint32 getSubPixelResolution (Context& context) const;
+
+ const ConservativeTestConfig m_conservativeTestConfig;
+};
+
+template <typename ConcreteTestInstance>
+bool ConservativeTestCase<ConcreteTestInstance>::isUseLineSubPixel (Context& context) const
+{
+ return (isPrimitiveTopologyLine(m_conservativeTestConfig.primitiveTopology) && context.isDeviceFunctionalitySupported("VK_EXT_line_rasterization"));
+}
+
+template <typename ConcreteTestInstance>
+deUint32 ConservativeTestCase<ConcreteTestInstance>::getSubPixelResolution (Context& context) const
+{
+ if (isUseLineSubPixel(context))
+ {
+ const VkPhysicalDeviceLineRasterizationPropertiesEXT lineRasterizationPropertiesEXT = context.getLineRasterizationPropertiesEXT();
+
+ return lineRasterizationPropertiesEXT.lineSubPixelPrecisionBits;
+ }
+ else
+ {
+ return context.getDeviceProperties().limits.subPixelPrecisionBits;
+ }
+}
+
+template <typename ConcreteTestInstance>
+void ConservativeTestCase<ConcreteTestInstance>::checkSupport (Context& context) const
+{
+ context.requireDeviceFunctionality("VK_EXT_conservative_rasterization");
+
+ const VkPhysicalDeviceConservativeRasterizationPropertiesEXT conservativeRasterizationProperties = context.getConservativeRasterizationPropertiesEXT();
+ const deUint32 subPixelPrecisionBits = getSubPixelResolution(context);
+ const deUint32 subPixelPrecision = 1<<subPixelPrecisionBits;
+ const bool linesPrecision = isUseLineSubPixel(context);
+ const float primitiveOverestimationSizeMult = float(subPixelPrecision) * conservativeRasterizationProperties.primitiveOverestimationSize;
+ const bool topologyLineOrPoint = isPrimitiveTopologyLine(m_conservativeTestConfig.primitiveTopology) || isPrimitiveTopologyPoint(m_conservativeTestConfig.primitiveTopology);
+
+ DE_ASSERT(subPixelPrecisionBits < sizeof(deUint32) * 8);
+
+ context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "maxExtraPrimitiveOverestimationSize=" << conservativeRasterizationProperties.maxExtraPrimitiveOverestimationSize << '\n'
+ << "extraPrimitiveOverestimationSizeGranularity=" << conservativeRasterizationProperties.extraPrimitiveOverestimationSizeGranularity << '\n'
+ << "degenerateLinesRasterized=" << conservativeRasterizationProperties.degenerateLinesRasterized << '\n'
+ << "degenerateTrianglesRasterized=" << conservativeRasterizationProperties.degenerateTrianglesRasterized << '\n'
+ << "primitiveOverestimationSize=" << conservativeRasterizationProperties.primitiveOverestimationSize << " (==" << primitiveOverestimationSizeMult << '/' << subPixelPrecision << ")\n"
+ << "subPixelPrecisionBits=" << subPixelPrecisionBits << (linesPrecision ? " (using VK_EXT_line_rasterization)" : " (using limits)") << '\n'
+ << tcu::TestLog::EndMessage;
+
+ if (conservativeRasterizationProperties.extraPrimitiveOverestimationSizeGranularity > conservativeRasterizationProperties.maxExtraPrimitiveOverestimationSize)
+ TCU_FAIL("Granularity cannot be greater than maximum extra size");
+
+ if (topologyLineOrPoint)
+ {
+ if (!conservativeRasterizationProperties.conservativePointAndLineRasterization)
+ TCU_THROW(NotSupportedError, "Conservative line and point rasterization is not supported");
+ }
+
+ if (m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_UNDERESTIMATE_EXT)
+ {
+ if (conservativeRasterizationProperties.primitiveUnderestimation == DE_FALSE)
+ TCU_THROW(NotSupportedError, "Underestimation is not supported");
+
+ if (isPrimitiveTopologyLine(m_conservativeTestConfig.primitiveTopology))
+ {
+ const float testLineWidth = m_conservativeTestConfig.lineWidth;
+
+ if (testLineWidth != 1.0f)
+ {
+ const VkPhysicalDeviceLimits& limits = context.getDeviceProperties().limits;
+ const float lineWidthRange[2] = { limits.lineWidthRange[0], limits.lineWidthRange[1] };
+ const float lineWidthGranularity = limits.lineWidthGranularity;
+
+ context.requireDeviceCoreFeature(DEVICE_CORE_FEATURE_WIDE_LINES);
+
+ if (lineWidthGranularity == 0.0f)
+ TCU_THROW(NotSupportedError, "Wide lines required for test, but are not supported");
+
+ DE_ASSERT(lineWidthGranularity > 0.0f && lineWidthRange[0] > 0.0f && lineWidthRange[1] >= lineWidthRange[0]);
+
+ if (!de::inBounds(testLineWidth, lineWidthRange[0], lineWidthRange[1]))
+ TCU_THROW(NotSupportedError, "Tested line width is not supported");
+
+ const float n = (testLineWidth - lineWidthRange[0]) / lineWidthGranularity;
+
+ if (deFloatFrac(n) != 0.0f || n * lineWidthGranularity + lineWidthRange[0] != testLineWidth)
+ TCU_THROW(NotSupportedError, "Exact match of line width is required for the test");
+ }
+ }
+ else if (isPrimitiveTopologyPoint(m_conservativeTestConfig.primitiveTopology))
+ {
+ const float testPointSize = m_conservativeTestConfig.lineWidth;
+
+ if (testPointSize != 1.0f)
+ {
+ const VkPhysicalDeviceLimits& limits = context.getDeviceProperties().limits;
+ const float pointSizeRange[2] = { limits.pointSizeRange[0], limits.pointSizeRange[1] };
+ const float pointSizeGranularity = limits.pointSizeGranularity;
+
+ context.requireDeviceCoreFeature(DEVICE_CORE_FEATURE_LARGE_POINTS);
+
+ if (pointSizeGranularity == 0.0f)
+ TCU_THROW(NotSupportedError, "Large points required for test, but are not supported");
+
+ DE_ASSERT(pointSizeGranularity > 0.0f && pointSizeRange[0] > 0.0f && pointSizeRange[1] >= pointSizeRange[0]);
+
+ if (!de::inBounds(testPointSize, pointSizeRange[0], pointSizeRange[1]))
+ TCU_THROW(NotSupportedError, "Tested point size is not supported");
+
+ const float n = (testPointSize - pointSizeRange[0]) / pointSizeGranularity;
+
+ if (deFloatFrac(n) != 0.0f || n * pointSizeGranularity + pointSizeRange[0] != testPointSize)
+ TCU_THROW(NotSupportedError, "Exact match of point size is required for the test");
+ }
+ }
+ }
+ else if (m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT)
+ {
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, conservativeRasterizationProperties);
+
+ if (extraOverestimationSize > conservativeRasterizationProperties.maxExtraPrimitiveOverestimationSize)
+ TCU_THROW(NotSupportedError, "Specified overestimation size is not supported");
+
+ if (topologyLineOrPoint)
+ {
+ if (!conservativeRasterizationProperties.conservativePointAndLineRasterization)
+ TCU_THROW(NotSupportedError, "Conservative line and point rasterization is not supported");
+ }
+
+ if (isPrimitiveTopologyTriangle(m_conservativeTestConfig.primitiveTopology))
+ {
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ {
+ // Enforce specification minimum required limit to avoid division by zero
+ DE_ASSERT(subPixelPrecisionBits >= 4);
+
+ // Make sure float precision of 22 bits is enough, i.e. resoultion in subpixel quarters less than float precision
+ if (m_conservativeTestConfig.resolution * (1<<(subPixelPrecisionBits + 2)) > (1<<21))
+ TCU_THROW(NotSupportedError, "Subpixel resolution is too high to generate degenerate primitives");
+ }
+ }
+ }
+ else
+ TCU_THROW(InternalError, "Non-conservative mode tests are not supported by this class");
+}
+
+class ConservativeTraingleTestInstance : public BaseTriangleTestInstance
+{
+public:
+ ConservativeTraingleTestInstance (Context& context,
+ ConservativeTestConfig conservativeTestConfig,
+ VkSampleCountFlagBits sampleCount)
+ : BaseTriangleTestInstance (context,
+ conservativeTestConfig.primitiveTopology,
+ sampleCount,
+ conservativeTestConfig.resolution)
+ , m_conservativeTestConfig (conservativeTestConfig)
+ , m_conservativeRasterizationProperties (context.getConservativeRasterizationPropertiesEXT())
+ , m_rasterizationConservativeStateCreateInfo (initRasterizationConservativeStateCreateInfo())
+ , m_rasterizationStateCreateInfo (initRasterizationStateCreateInfo())
+ {}
+
+ void generateTriangles (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
+ const VkPipelineRasterizationStateCreateInfo* getRasterizationStateCreateInfo (void) const;
+
+protected:
+ virtual const VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void) const;
+
+ virtual bool compareAndVerify (std::vector<TriangleSceneSpec::SceneTriangle>& triangles,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer);
+ virtual bool compareAndVerifyOverestimatedNormal (std::vector<TriangleSceneSpec::SceneTriangle>& triangles,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyOverestimatedDegenerate (std::vector<TriangleSceneSpec::SceneTriangle>& triangles,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyUnderestimatedNormal (std::vector<TriangleSceneSpec::SceneTriangle>& triangles,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyUnderestimatedDegenerate (std::vector<TriangleSceneSpec::SceneTriangle>& triangles,
+ tcu::Surface& resultImage);
+ void generateNormalTriangles (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
+ void generateDegenerateTriangles (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
+ void drawPrimitives (tcu::Surface& result,
+ const std::vector<tcu::Vec4>& vertexData,
+ VkPrimitiveTopology primitiveTopology);
+
+private:
+ const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> initRasterizationConservativeStateCreateInfo (void);
+ const std::vector<VkPipelineRasterizationStateCreateInfo> initRasterizationStateCreateInfo (void);
+
+ const ConservativeTestConfig m_conservativeTestConfig;
+ const VkPhysicalDeviceConservativeRasterizationPropertiesEXT m_conservativeRasterizationProperties;
+ const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> m_rasterizationConservativeStateCreateInfo;
+ const std::vector<VkPipelineRasterizationStateCreateInfo> m_rasterizationStateCreateInfo;
+};
+
+void ConservativeTraingleTestInstance::generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
+{
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ generateDegenerateTriangles(iteration, outData, outTriangles);
+ else
+ generateNormalTriangles(iteration, outData, outTriangles);
+}
+
+void ConservativeTraingleTestInstance::generateNormalTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
+{
+ const float halfPixel = 1.0f / float(m_renderSize);
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ const float overestimate = 2.0f * halfPixel * (m_conservativeRasterizationProperties.primitiveOverestimationSize + extraOverestimationSize);
+ const float overestimateMargin = overestimate;
+ const float underestimateMargin = 0.0f;
+ const bool isOverestimate = m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT;
+ const float margin = isOverestimate ? overestimateMargin : underestimateMargin;
+ const char* overestimateIterationComments[] = { "Corner touch", "Any portion pixel coverage", "Edge touch" };
+
+ outData.resize(6);
+
+ switch (iteration)
+ {
+ case 0:
+ {
+ // Corner touch
+ const float edge = 2 * halfPixel + margin;
+ const float left = -1.0f + edge;
+ const float right = +1.0f - edge;
+ const float up = -1.0f + edge;
+ const float down = +1.0f - edge;
+
+ outData[0] = tcu::Vec4( left, down, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4( left, up, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4(right, down, 0.0f, 1.0f);
+
+ outData[3] = tcu::Vec4( left, up, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4(right, down, 0.0f, 1.0f);
+ outData[5] = tcu::Vec4(right, up, 0.0f, 1.0f);
+
+ break;
+ }
+
+ case 1:
+ {
+ // Partial coverage
+ const float eps = halfPixel / 32.0f;
+ const float edge = 4.0f * halfPixel + margin - eps;
+ const float left = -1.0f + edge;
+ const float right = +1.0f - edge;
+ const float up = -1.0f + edge;
+ const float down = +1.0f - edge;
+
+ outData[0] = tcu::Vec4( left, down, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4( left, up, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4(right, down, 0.0f, 1.0f);
+
+ outData[3] = tcu::Vec4( left, up, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4(right, down, 0.0f, 1.0f);
+ outData[5] = tcu::Vec4(right, up, 0.0f, 1.0f);
+
+ break;
+ }
+
+ case 2:
+ {
+ // Edge touch
+ const float edge = 6.0f * halfPixel + margin;
+ const float left = -1.0f + edge;
+ const float right = +1.0f - edge;
+ const float up = -1.0f + edge;
+ const float down = +1.0f - edge;
+
+ outData[0] = tcu::Vec4( left, down, 0.0f, 1.0f);
+ outData[1] = tcu::Vec4( left, up, 0.0f, 1.0f);
+ outData[2] = tcu::Vec4(right, down, 0.0f, 1.0f);
+
+ outData[3] = tcu::Vec4( left, up, 0.0f, 1.0f);
+ outData[4] = tcu::Vec4(right, down, 0.0f, 1.0f);
+ outData[5] = tcu::Vec4(right, up, 0.0f, 1.0f);
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unexpected iteration");
+ }
+
+ outTriangles.resize(outData.size() / 3);
+
+ for (size_t ndx = 0; ndx < outTriangles.size(); ++ndx)
+ {
+ outTriangles[ndx].positions[0] = outData[3 * ndx + 0]; outTriangles[ndx].sharedEdge[0] = false;
+ outTriangles[ndx].positions[1] = outData[3 * ndx + 1]; outTriangles[ndx].sharedEdge[1] = false;
+ outTriangles[ndx].positions[2] = outData[3 * ndx + 2]; outTriangles[ndx].sharedEdge[2] = false;
+ }
+
+ // log
+ if (isOverestimate)
+ {
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Testing " << overestimateIterationComments[iteration] << " "
+ << "with rendering " << outTriangles.size() << " triangle(s):"
+ << tcu::TestLog::EndMessage;
+ }
+ else
+ {
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Rendering " << outTriangles.size() << " triangle(s):"
+ << tcu::TestLog::EndMessage;
+ }
+
+ for (size_t ndx = 0; ndx < outTriangles.size(); ++ndx)
+ {
+ const deUint32 multiplier = m_renderSize / 2;
+
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Triangle " << (ndx + 1) << ":"
+ << "\n\t" << outTriangles[ndx].positions[0] << " == " << (float(multiplier) * outTriangles[ndx].positions[0]) << "/" << multiplier
+ << "\n\t" << outTriangles[ndx].positions[1] << " == " << (float(multiplier) * outTriangles[ndx].positions[1]) << "/" << multiplier
+ << "\n\t" << outTriangles[ndx].positions[2] << " == " << (float(multiplier) * outTriangles[ndx].positions[2]) << "/" << multiplier
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+void ConservativeTraingleTestInstance::generateDegenerateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
+{
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ const float pixelSize = 2.0f / float(m_renderSize);
+ const deUint32 subPixels = 1u << m_context.getDeviceProperties().limits.subPixelPrecisionBits;
+ const float subPixelSize = pixelSize / float(subPixels);
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ const float totalOverestimate = m_conservativeRasterizationProperties.primitiveOverestimationSize + extraOverestimationSize;
+ const float totalOverestimateInSubPixels = deFloatCeil(totalOverestimate * float(subPixels));
+ const float overestimate = subPixelSize * totalOverestimateInSubPixels;
+ const float overestimateSafetyMargin = subPixelSize * 0.125f;
+ const float overestimateMargin = overestimate + overestimateSafetyMargin;
+ const float underestimateMargin = 0.0f;
+ const bool isOverestimate = m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT;
+ const float margin = isOverestimate ? overestimateMargin : underestimateMargin;
+ const char* overestimateIterationComments[] = { "Backfacing", "Generate pixels", "Use provoking vertex" };
+
+ if (pixelSize < 2 * overestimateMargin)
+ TCU_THROW(NotSupportedError, "Could not generate degenerate triangle for such overestimate parameters");
+
+ outData.clear();
+
+ switch (iteration)
+ {
+ case 0:
+ case 1:
+ case 2:
+ {
+ for (int rowNdx = 0; rowNdx < 3; ++rowNdx)
+ for (int colNdx = 0; colNdx < 4; ++colNdx)
+ {
+ const float offsetX = -1.0f + float(4 * (colNdx + 1)) * pixelSize;
+ const float offsetY = -1.0f + float(4 * (rowNdx + 1)) * pixelSize;
+ const float left = offsetX + margin;
+ const float right = offsetX + margin + 0.25f * subPixelSize;
+ const float up = offsetY + margin;
+ const float down = offsetY + margin + 0.25f * subPixelSize;
+ const bool luPresent = (rowNdx & 1) == 0;
+ const bool rdPresent = (rowNdx & 2) == 0;
+ const bool luCW = (colNdx & 1) == 0;
+ const bool rdCW = (colNdx & 2) == 0;
+
+ DE_ASSERT(left < right);
+ DE_ASSERT(up < down);
+
+ if (luPresent)
+ {
+ if (luCW)
+ {
+ // CW triangle left up
+ outData.push_back(tcu::Vec4( left, down, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( left, up, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(right, up, 0.0f, 1.0f));
+ }
+ else
+ {
+ // CCW triangle left up
+ outData.push_back(tcu::Vec4(right, up, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( left, up, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( left, down, 0.0f, 1.0f));
+ }
+ }
+
+ if (rdPresent)
+ {
+ if (rdCW)
+ {
+ // CW triangle right down
+ outData.push_back(tcu::Vec4(right, up, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(right, down, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( left, down, 0.0f, 1.0f));
+ }
+ else
+ {
+ // CCW triangle right down
+ outData.push_back(tcu::Vec4( left, down, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(right, down, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(right, up, 0.0f, 1.0f));
+ }
+ }
+ }
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unexpected iteration");
+ }
+
+ outTriangles.resize(outData.size() / 3);
+
+ for (size_t ndx = 0; ndx < outTriangles.size(); ++ndx)
+ {
+ outTriangles[ndx].positions[0] = outData[3 * ndx + 0]; outTriangles[ndx].sharedEdge[0] = false;
+ outTriangles[ndx].positions[1] = outData[3 * ndx + 1]; outTriangles[ndx].sharedEdge[1] = false;
+ outTriangles[ndx].positions[2] = outData[3 * ndx + 2]; outTriangles[ndx].sharedEdge[2] = false;
+ }
+
+ // log
+ if (isOverestimate)
+ {
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Testing " << overestimateIterationComments[iteration] << " "
+ << "with rendering " << outTriangles.size() << " triangle(s):"
+ << tcu::TestLog::EndMessage;
+ }
+ else
+ {
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Rendering " << outTriangles.size() << " triangle(s):"
+ << tcu::TestLog::EndMessage;
+ }
+
+ for (int ndx = 0; ndx < (int)outTriangles.size(); ++ndx)
+ {
+ const deUint32 multiplierInt = m_renderSize / 2;
+ const deUint32 multiplierFrac = subPixels;
+ std::string coordsString;
+
+ for (size_t vertexNdx = 0; vertexNdx < 3; ++vertexNdx)
+ {
+ const tcu::Vec4& pos = outTriangles[ndx].positions[vertexNdx];
+ std::ostringstream coordsFloat;
+ std::ostringstream coordsNatural;
+
+ for (int coordNdx = 0; coordNdx < 2; ++coordNdx)
+ {
+ const char* sep = (coordNdx < 1) ? "," : "";
+ const float coord = pos[coordNdx];
+ const char sign = deSign(coord) < 0 ? '-' : '+';
+ const float m = deFloatFloor(float(multiplierInt) * deFloatAbs(coord));
+ const float r = deFloatFrac(float(multiplierInt) * deFloatAbs(coord)) * float(multiplierFrac);
+
+ coordsFloat << std::fixed << std::setw(13) << std::setprecision(10) << coord << sep;
+ coordsNatural << sign << '(' << m << '+' << r << '/' << multiplierFrac << ')' << sep;
+ }
+
+ coordsString += "\n\t[" + coordsFloat.str() + "] == [" + coordsNatural.str() + "] / " + de::toString(multiplierInt);
+ }
+
+ log << tcu::TestLog::Message
+ << "Triangle " << (ndx + 1) << ':'
+ << coordsString
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+void ConservativeTraingleTestInstance::drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& vertexData, VkPrimitiveTopology primitiveTopology)
+{
+ if (m_conservativeTestConfig.degeneratePrimitives && getIteration() == 2)
+ {
+ // Set provoking vertex color to white
+ tcu::Vec4 colorProvoking (1.0f, 1.0f, 1.0f, 1.0f);
+ tcu::Vec4 colorOther (0.0f, 1.0f, 1.0f, 1.0f);
+ std::vector<tcu::Vec4> colorData;
+
+ colorData.reserve(vertexData.size());
+
+ for (size_t vertexNdx = 0; vertexNdx < vertexData.size(); ++vertexNdx)
+ if (vertexNdx % 3 == 0)
+ colorData.push_back(colorProvoking);
+ else
+ colorData.push_back(colorOther);
+
+ BaseRenderingTestInstance::drawPrimitives(result, vertexData, colorData, primitiveTopology);
+ }
+ else
+ BaseRenderingTestInstance::drawPrimitives(result, vertexData, primitiveTopology);
+}
+
+bool ConservativeTraingleTestInstance::compareAndVerify (std::vector<TriangleSceneSpec::SceneTriangle>& triangles, tcu::Surface& resultImage, std::vector<tcu::Vec4>& drawBuffer)
+{
+ DE_UNREF(drawBuffer);
+
+ switch (m_conservativeTestConfig.conservativeRasterizationMode)
+ {
+ case VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT:
+ {
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ return compareAndVerifyOverestimatedDegenerate(triangles, resultImage);
+ else
+ return compareAndVerifyOverestimatedNormal(triangles, resultImage);
+
+ break;
+ }
+
+ case VK_CONSERVATIVE_RASTERIZATION_MODE_UNDERESTIMATE_EXT:
+ {
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ return compareAndVerifyUnderestimatedDegenerate(triangles, resultImage);
+ else
+ return compareAndVerifyUnderestimatedNormal(triangles, resultImage);
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unknown conservative rasterization mode");
+ }
+}
+
+bool ConservativeTraingleTestInstance::compareAndVerifyOverestimatedNormal (std::vector<TriangleSceneSpec::SceneTriangle>& triangles, tcu::Surface& resultImage)
+{
+ DE_UNREF(triangles);
+
+ const int start = getIteration() + 1;
+ const int end = resultImage.getHeight() - start;
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = 0;
+ int errY = 0;
+ deUint32 errValue = 0;
+ bool result = true;
+
+ DE_ASSERT(resultImage.getHeight() == resultImage.getWidth());
+
+ for (int y = start; result && y < end; ++y)
+ for (int x = start; result && x < end; ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != foregroundColor.getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x,y).getPacked();
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+ tcu::Surface expectedImage (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ errorMask.setPixel(x, y, backgroundColor);
+ expectedImage.setPixel(x, y, backgroundColor);
+ }
+
+ for (int y = start; y < end; ++y)
+ for (int x = start; x < end; ++x)
+ {
+ expectedImage.setPixel(x, y, foregroundColor);
+
+ if (resultImage.getPixel(x, y).getPacked() != foregroundColor.getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found starting at " << errX << "," << errY << " value=0x" << std::hex << errValue
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Expected", "Expected", expectedImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+bool ConservativeTraingleTestInstance::compareAndVerifyOverestimatedDegenerate (std::vector<TriangleSceneSpec::SceneTriangle>& triangles, tcu::Surface& resultImage)
+{
+ DE_UNREF(triangles);
+
+ const char* iterationComments[] = { "Cull back face triangles", "Cull front face triangles", "Cull none" };
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ bool result = true;
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
+
+ if (m_conservativeRasterizationProperties.degenerateTrianglesRasterized)
+ {
+ if (getIteration() != 0)
+ {
+ log << tcu::TestLog::Message << "Triangles expected to be rasterized with one pixel of white color each" << tcu::TestLog::EndMessage;
+
+ for (int rowNdx = 0; rowNdx < 3; ++rowNdx)
+ for (int colNdx = 0; colNdx < 4; ++colNdx)
+ referenceImage.setPixel(4 * (colNdx + 1), 4 * (rowNdx + 1), foregroundColor);
+ }
+ else
+ log << tcu::TestLog::Message << "Triangles expected to be culled due to backfacing culling and all degenerate triangles assumed to be backfacing" << tcu::TestLog::EndMessage;
+ }
+ else
+ log << tcu::TestLog::Message << "Triangles expected to be culled due to degenerateTrianglesRasterized=false" << tcu::TestLog::EndMessage;
+
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != referenceImage.getPixel(x,y).getPacked())
+ {
+ result = false;
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found for mode '" << iterationComments[getIteration()] << "'"
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+bool ConservativeTraingleTestInstance::compareAndVerifyUnderestimatedNormal (std::vector<TriangleSceneSpec::SceneTriangle>& triangles, tcu::Surface& resultImage)
+{
+ DE_UNREF(triangles);
+
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ const tcu::IVec2 viewportSize = tcu::IVec2(resultImage.getWidth(), resultImage.getHeight());
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = -1;
+ int errY = -1;
+ deUint32 errValue = 0;
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+ bool result = true;
+
+ DE_ASSERT(resultImage.getHeight() == resultImage.getWidth());
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
+
+ for (size_t triangleNdx = 0; triangleNdx < triangles.size(); ++triangleNdx)
+ {
+ const tcu::Vec4& p0 = triangles[triangleNdx].positions[0];
+ const tcu::Vec4& p1 = triangles[triangleNdx].positions[1];
+ const tcu::Vec4& p2 = triangles[triangleNdx].positions[2];
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ {
+ if (calculateUnderestimateTriangleCoverage(p0, p1, p2, tcu::IVec2(x,y), m_subpixelBits, viewportSize) == tcu::COVERAGE_FULL)
+ referenceImage.setPixel(x, y, foregroundColor);
+ }
+ }
+
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x,y).getPacked();
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != referenceImage.getPixel(x,y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found starting at " << errX << "," << errY << " value=0x" << std::hex << errValue
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Refernce", "Refernce", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+bool ConservativeTraingleTestInstance::compareAndVerifyUnderestimatedDegenerate (std::vector<TriangleSceneSpec::SceneTriangle>& triangles, tcu::Surface& resultImage)
+{
+ DE_UNREF(triangles);
+
+ const char* iterationComments[] = { "Cull back face triangles", "Cull front face triangles", "Cull none" };
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = 0;
+ int errY = 0;
+ deUint32 errValue = 0;
+ bool result = true;
+
+ if (m_conservativeRasterizationProperties.degenerateTrianglesRasterized)
+ {
+ if (getIteration() != 0)
+ log << tcu::TestLog::Message << "Triangles expected to be not rendered due to no one triangle can fully cover fragment" << tcu::TestLog::EndMessage;
+ else
+ log << tcu::TestLog::Message << "Triangles expected to be culled due to backfacing culling and all degenerate triangles assumed to be backfacing" << tcu::TestLog::EndMessage;
+ }
+ else
+ log << tcu::TestLog::Message << "Triangles expected to be culled due to degenerateTrianglesRasterized=false" << tcu::TestLog::EndMessage;
+
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != backgroundColor.getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x,y).getPacked();
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found for mode '" << iterationComments[getIteration()] << "' starting at " << errX << "," << errY << " value=0x" << std::hex << errValue
+ << tcu::TestLog::EndMessage;
+
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> ConservativeTraingleTestInstance::initRasterizationConservativeStateCreateInfo (void)
+{
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> result;
+
+ result.reserve(getIterationCount());
+
+ for (int iteration = 0; iteration < getIterationCount(); ++iteration)
+ {
+ const VkPipelineRasterizationConservativeStateCreateInfoEXT rasterizationConservativeStateCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_CONSERVATIVE_STATE_CREATE_INFO_EXT, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ (VkPipelineRasterizationConservativeStateCreateFlagsEXT)0, // VkPipelineRasterizationConservativeStateCreateFlagsEXT flags;
+ m_conservativeTestConfig.conservativeRasterizationMode, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ extraOverestimationSize // float extraPrimitiveOverestimationSize;
+ };
+
+ result.push_back(rasterizationConservativeStateCreateInfo);
+ }
+
+ return result;
+}
+
+const std::vector<VkPipelineRasterizationStateCreateInfo> ConservativeTraingleTestInstance::initRasterizationStateCreateInfo (void)
+{
+ std::vector<VkPipelineRasterizationStateCreateInfo> result;
+
+ result.reserve(getIterationCount());
+
+ for (int iteration = 0; iteration < getIterationCount(); ++iteration)
+ {
+ const VkCullModeFlags cullModeFlags = (!m_conservativeTestConfig.degeneratePrimitives) ? VK_CULL_MODE_NONE
+ : (iteration == 0) ? VK_CULL_MODE_BACK_BIT
+ : (iteration == 1) ? VK_CULL_MODE_FRONT_BIT
+ : VK_CULL_MODE_NONE;
+
+ const VkPipelineRasterizationStateCreateInfo rasterizationStateCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO, // VkStructureType sType;
+ &m_rasterizationConservativeStateCreateInfo[iteration], // const void* pNext;
+ 0, // VkPipelineRasterizationStateCreateFlags flags;
+ false, // VkBool32 depthClampEnable;
+ false, // VkBool32 rasterizerDiscardEnable;
+ VK_POLYGON_MODE_FILL, // VkPolygonMode polygonMode;
+ cullModeFlags, // VkCullModeFlags cullMode;
+ VK_FRONT_FACE_COUNTER_CLOCKWISE, // VkFrontFace frontFace;
+ VK_FALSE, // VkBool32 depthBiasEnable;
+ 0.0f, // float depthBiasConstantFactor;
+ 0.0f, // float depthBiasClamp;
+ 0.0f, // float depthBiasSlopeFactor;
+ getLineWidth(), // float lineWidth;
+ };
+
+ result.push_back(rasterizationStateCreateInfo);
+ }
+
+ return result;
+}
+
+const VkPipelineRasterizationStateCreateInfo* ConservativeTraingleTestInstance::getRasterizationStateCreateInfo (void) const
+{
+ return &m_rasterizationStateCreateInfo[getIteration()];
+}
+
+const VkPipelineRasterizationLineStateCreateInfoEXT* ConservativeTraingleTestInstance::getLineRasterizationStateCreateInfo (void) const
+{
+ return DE_NULL;
+}
+
+
+class ConservativeLineTestInstance : public BaseLineTestInstance
+{
+public:
+ ConservativeLineTestInstance (Context& context,
+ ConservativeTestConfig conservativeTestConfig,
+ VkSampleCountFlagBits sampleCount);
+
+ void generateLines (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<LineSceneSpec::SceneLine>& outLines);
+ const VkPipelineRasterizationStateCreateInfo* getRasterizationStateCreateInfo (void) const;
+
+protected:
+ virtual const VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void) const;
+
+ virtual bool compareAndVerify (std::vector<LineSceneSpec::SceneLine>& lines,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer);
+ virtual bool compareAndVerifyOverestimatedNormal (std::vector<LineSceneSpec::SceneLine>& lines,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyOverestimatedDegenerate (std::vector<LineSceneSpec::SceneLine>& lines,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyUnderestimatedNormal (std::vector<LineSceneSpec::SceneLine>& lines,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyUnderestimatedDegenerate (std::vector<LineSceneSpec::SceneLine>& lines,
+ tcu::Surface& resultImage);
+ void generateNormalLines (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<LineSceneSpec::SceneLine>& outLines);
+ void generateDegenerateLines (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<LineSceneSpec::SceneLine>& outLines);
+ void drawPrimitives (tcu::Surface& result,
+ const std::vector<tcu::Vec4>& vertexData,
+ VkPrimitiveTopology primitiveTopology);
+
+private:
+ const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> initRasterizationConservativeStateCreateInfo (void);
+ const std::vector<VkPipelineRasterizationStateCreateInfo> initRasterizationStateCreateInfo (void);
+
+ const ConservativeTestConfig m_conservativeTestConfig;
+ const VkPhysicalDeviceConservativeRasterizationPropertiesEXT m_conservativeRasterizationProperties;
+ const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> m_rasterizationConservativeStateCreateInfo;
+ const std::vector<VkPipelineRasterizationStateCreateInfo> m_rasterizationStateCreateInfo;
+};
+
+ConservativeLineTestInstance::ConservativeLineTestInstance (Context& context,
+ ConservativeTestConfig conservativeTestConfig,
+ VkSampleCountFlagBits sampleCount)
+ : BaseLineTestInstance (
+ context,
+ conservativeTestConfig.primitiveTopology,
+ PRIMITIVEWIDENESS_NARROW,
+ PRIMITIVESTRICTNESS_IGNORE,
+ sampleCount,
+ LINESTIPPLE_DISABLED,
+ VK_LINE_RASTERIZATION_MODE_DEFAULT_EXT,
+ 0,
+ conservativeTestConfig.resolution,
+ conservativeTestConfig.lineWidth
+ )
+ , m_conservativeTestConfig (conservativeTestConfig)
+ , m_conservativeRasterizationProperties (context.getConservativeRasterizationPropertiesEXT())
+ , m_rasterizationConservativeStateCreateInfo (initRasterizationConservativeStateCreateInfo())
+ , m_rasterizationStateCreateInfo (initRasterizationStateCreateInfo())
+{
+}
+
+void ConservativeLineTestInstance::generateLines (int iteration, std::vector<tcu::Vec4>& outData, std::vector<LineSceneSpec::SceneLine>& outLines)
+{
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ generateDegenerateLines(iteration, outData, outLines);
+ else
+ generateNormalLines(iteration, outData, outLines);
+}
+
+void ConservativeLineTestInstance::generateNormalLines (int iteration, std::vector<tcu::Vec4>& outData, std::vector<LineSceneSpec::SceneLine>& outLines)
+{
+ const char* iterationComment = "";
+ const float halfPixel = 1.0f / float(m_renderSize);
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ const float overestimate = 2.0f * halfPixel * (m_conservativeRasterizationProperties.primitiveOverestimationSize + extraOverestimationSize);
+ const float overestimateMargin = overestimate;
+ const float underestimateMargin = 0.0f;
+ const bool isOverestimate = m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT;
+ const float margin = isOverestimate ? overestimateMargin : underestimateMargin;
+ const float edge = 4 * halfPixel + margin;
+ const float left = -1.0f + edge;
+ const float right = +1.0f - edge;
+ const float up = -1.0f + edge;
+ const float down = +1.0f - edge;
+
+ outData.reserve(2);
+
+ if (isOverestimate)
+ {
+ const char* iterationComments[] = { "Horizontal up line", "Vertical line", "Horizontal down line" };
+
+ iterationComment = iterationComments[iteration];
+
+ switch (iteration)
+ {
+ case 0:
+ {
+ outData.push_back(tcu::Vec4( left, up + halfPixel, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( right, up + halfPixel, 0.0f, 1.0f));
+
+ break;
+ }
+
+ case 1:
+ {
+ outData.push_back(tcu::Vec4( left + halfPixel, up, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( left + halfPixel, down, 0.0f, 1.0f));
+
+ break;
+ }
+
+ case 2:
+ {
+ outData.push_back(tcu::Vec4( left, down - halfPixel, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( right, down - halfPixel, 0.0f, 1.0f));
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unexpected iteration");
+ }
+ }
+ else
+ {
+ const char* iterationComments[] = { "Horizontal lines", "Vertical lines", "Diagonal lines" };
+ const deUint32 subPixels = 1u << m_subpixelBits;
+ const float subPixelSize = 2.0f * halfPixel / float(subPixels);
+ const float blockStep = 16.0f * 2.0f * halfPixel;
+ const float lineWidth = 2.0f * halfPixel * getLineWidth();
+ const float offsets[] =
+ {
+ float(1) * blockStep,
+ float(2) * blockStep + halfPixel,
+ float(3) * blockStep + 0.5f * lineWidth + 2.0f * subPixelSize,
+ float(4) * blockStep + 0.5f * lineWidth - 2.0f * subPixelSize,
+ };
+
+ iterationComment = iterationComments[iteration];
+
+ outData.reserve(DE_LENGTH_OF_ARRAY(offsets));
+
+ switch (iteration)
+ {
+ case 0:
+ {
+ for (size_t lineNdx = 0; lineNdx < DE_LENGTH_OF_ARRAY(offsets); ++lineNdx)
+ {
+ outData.push_back(tcu::Vec4( left + halfPixel, up + offsets[lineNdx], 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(right - halfPixel, up + offsets[lineNdx], 0.0f, 1.0f));
+ }
+
+ break;
+ }
+
+ case 1:
+ {
+ for (size_t lineNdx = 0; lineNdx < DE_LENGTH_OF_ARRAY(offsets); ++lineNdx)
+ {
+ outData.push_back(tcu::Vec4(left + offsets[lineNdx], up + halfPixel, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(left + offsets[lineNdx], down - halfPixel, 0.0f, 1.0f));
+ }
+
+ break;
+ }
+
+ case 2:
+ {
+ for (size_t lineNdx = 0; lineNdx < DE_LENGTH_OF_ARRAY(offsets); ++lineNdx)
+ {
+ outData.push_back(tcu::Vec4(left + offsets[lineNdx], up + halfPixel, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( right - halfPixel, down - offsets[lineNdx], 0.0f, 1.0f));
+ }
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unexpected iteration");
+ }
+ }
+
+ DE_ASSERT(outData.size() % 2 == 0);
+ outLines.resize(outData.size() / 2);
+ for(size_t lineNdx = 0; lineNdx < outLines.size(); ++lineNdx)
+ {
+ outLines[lineNdx].positions[0] = outData[2 * lineNdx + 0];
+ outLines[lineNdx].positions[1] = outData[2 * lineNdx + 1];
+ }
+
+ // log
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Testing " << iterationComment << " "
+ << "with rendering " << outLines.size() << " line(s):"
+ << tcu::TestLog::EndMessage;
+
+ for (int ndx = 0; ndx < (int)outLines.size(); ++ndx)
+ {
+ const deUint32 multiplier = m_renderSize / 2;
+
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Line " << (ndx+1) << ":"
+ << "\n\t" << outLines[ndx].positions[0] << " == " << (float(multiplier) * outLines[ndx].positions[0]) << "/" << multiplier
+ << "\n\t" << outLines[ndx].positions[1] << " == " << (float(multiplier) * outLines[ndx].positions[1]) << "/" << multiplier
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+void ConservativeLineTestInstance::generateDegenerateLines (int iteration, std::vector<tcu::Vec4>& outData, std::vector<LineSceneSpec::SceneLine>& outLines)
+{
+ const bool isOverestimate = m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT;
+ const float pixelSize = 2.0f / float(m_renderSize);
+ const deUint32 subPixels = 1u << m_context.getDeviceProperties().limits.subPixelPrecisionBits;
+ const float subPixelSize = pixelSize / float(subPixels);
+ const char* iterationComments[] = { "Horizontal line", "Vertical line", "Diagonal line" };
+
+ outData.clear();
+
+ if (isOverestimate)
+ {
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ const float totalOverestimate = m_conservativeRasterizationProperties.primitiveOverestimationSize + extraOverestimationSize;
+ const float totalOverestimateInSubPixels = deFloatCeil(totalOverestimate * float(subPixels));
+ const float overestimate = subPixelSize * totalOverestimateInSubPixels;
+ const float overestimateSafetyMargin = subPixelSize * 0.125f;
+ const float margin = overestimate + overestimateSafetyMargin;
+ const float originOffset = -1.0f + 1 * pixelSize;
+ const float originLeft = originOffset + margin;
+ const float originRight = originOffset + margin + 0.25f * subPixelSize;
+ const float originUp = originOffset + margin;
+ const float originDown = originOffset + margin + 0.25f * subPixelSize;
+
+ switch (iteration)
+ {
+ case 0:
+ {
+ outData.push_back(tcu::Vec4( originLeft, originUp, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(originRight, originUp, 0.0f, 1.0f));
+
+ break;
+ }
+
+ case 1:
+ {
+ outData.push_back(tcu::Vec4( originLeft, originUp, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4( originLeft, originDown, 0.0f, 1.0f));
+
+ break;
+ }
+
+ case 2:
+ {
+ outData.push_back(tcu::Vec4( originLeft, originUp, 0.0f, 1.0f));
+ outData.push_back(tcu::Vec4(originRight, originDown, 0.0f, 1.0f));
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unexpected iteration");
+ }
+ }
+ else
+ {
+ size_t rowStart = 3 * getIteration();
+ size_t rowEnd = 3 * (getIteration() + 1);
+
+ for (size_t rowNdx = rowStart; rowNdx < rowEnd; ++rowNdx)
+ for (size_t colNdx = 0; colNdx < 3 * 3; ++colNdx)
+ {
+ const float originOffsetY = -1.0f + float(4 * (1 + rowNdx)) * pixelSize;
+ const float originOffsetX = -1.0f + float(4 * (1 + colNdx)) * pixelSize;
+ const float x0 = float(rowNdx % 3);
+ const float y0 = float(rowNdx / 3);
+ const float x1 = float(colNdx % 3);
+ const float y1 = float(colNdx / 3);
+ const tcu::Vec4 p0 = tcu::Vec4(originOffsetX + x0 * pixelSize / 2.0f, originOffsetY + y0 * pixelSize / 2.0f, 0.0f, 1.0f);
+ const tcu::Vec4 p1 = tcu::Vec4(originOffsetX + x1 * pixelSize / 2.0f, originOffsetY + y1 * pixelSize / 2.0f, 0.0f, 1.0f);
+
+ if (x0 == x1 && y0 == y1)
+ continue;
+
+ outData.push_back(p0);
+ outData.push_back(p1);
+ }
+ }
+
+ outLines.resize(outData.size() / 2);
+
+ for (size_t ndx = 0; ndx < outLines.size(); ++ndx)
+ {
+ outLines[ndx].positions[0] = outData[2 * ndx + 0];
+ outLines[ndx].positions[1] = outData[2 * ndx + 1];
+ }
+
+ // log
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Testing " << iterationComments[iteration] << " "
+ << "with rendering " << outLines.size() << " line(s):"
+ << tcu::TestLog::EndMessage;
+
+ for (int ndx = 0; ndx < (int)outLines.size(); ++ndx)
+ {
+ const deUint32 multiplierInt = m_renderSize / 2;
+ const deUint32 multiplierFrac = subPixels;
+ std::string coordsString;
+
+ for (size_t vertexNdx = 0; vertexNdx < 2; ++vertexNdx)
+ {
+ const tcu::Vec4& pos = outLines[ndx].positions[vertexNdx];
+ std::ostringstream coordsFloat;
+ std::ostringstream coordsNatural;
+
+ for (int coordNdx = 0; coordNdx < 2; ++coordNdx)
+ {
+ const char* sep = (coordNdx < 1) ? "," : "";
+ const float coord = pos[coordNdx];
+ const char sign = deSign(coord) < 0 ? '-' : '+';
+ const float m = deFloatFloor(float(multiplierInt) * deFloatAbs(coord));
+ const float r = deFloatFrac(float(multiplierInt) * deFloatAbs(coord)) * float(multiplierFrac);
+
+ coordsFloat << std::fixed << std::setw(13) << std::setprecision(10) << coord << sep;
+ coordsNatural << sign << '(' << m << '+' << r << '/' << multiplierFrac << ')' << sep;
+ }
+
+ coordsString += "\n\t[" + coordsFloat.str() + "] == [" + coordsNatural.str() + "] / " + de::toString(multiplierInt);
+ }
+
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Line " << (ndx + 1) << ':'
+ << coordsString
+ << tcu::TestLog::EndMessage;
+ }
+}
+
+void ConservativeLineTestInstance::drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& vertexData, VkPrimitiveTopology primitiveTopology)
+{
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ {
+ // Set provoking vertex color to white
+ tcu::Vec4 colorProvoking (1.0f, 1.0f, 1.0f, 1.0f);
+ tcu::Vec4 colorOther (0.0f, 1.0f, 1.0f, 1.0f);
+ std::vector<tcu::Vec4> colorData;
+
+ colorData.reserve(vertexData.size());
+
+ for (size_t vertexNdx = 0; vertexNdx < vertexData.size(); ++vertexNdx)
+ if (vertexNdx % 2 == 0)
+ colorData.push_back(colorProvoking);
+ else
+ colorData.push_back(colorOther);
+
+ BaseRenderingTestInstance::drawPrimitives(result, vertexData, colorData, primitiveTopology);
+ }
+ else
+ BaseRenderingTestInstance::drawPrimitives(result, vertexData, primitiveTopology);
+}
+
+bool ConservativeLineTestInstance::compareAndVerify (std::vector<LineSceneSpec::SceneLine>& lines, tcu::Surface& resultImage, std::vector<tcu::Vec4>& drawBuffer)
+{
+ DE_UNREF(drawBuffer);
+
+ switch (m_conservativeTestConfig.conservativeRasterizationMode)
+ {
+ case VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT:
+ {
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ return compareAndVerifyOverestimatedDegenerate(lines, resultImage);
+ else
+ return compareAndVerifyOverestimatedNormal(lines, resultImage);
+
+ break;
+ }
+ case VK_CONSERVATIVE_RASTERIZATION_MODE_UNDERESTIMATE_EXT:
+ {
+ if (m_conservativeTestConfig.degeneratePrimitives)
+ return compareAndVerifyUnderestimatedDegenerate(lines, resultImage);
+ else
+ return compareAndVerifyUnderestimatedNormal(lines, resultImage);
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unknown conservative rasterization mode");
+ }
+}
+
+bool ConservativeLineTestInstance::compareAndVerifyOverestimatedNormal (std::vector<LineSceneSpec::SceneLine>& lines, tcu::Surface& resultImage)
+{
+ DE_UNREF(lines);
+
+ const int b = 3; // bar width
+ const int w = resultImage.getWidth() - 1;
+ const int h = resultImage.getHeight() - 1;
+ const int xStarts[] = { 1, 1, 1 };
+ const int xEnds[] = { w - 1, b, w - 1 };
+ const int yStarts[] = { 1, 1, h - b };
+ const int yEnds[] = { b, h - 1, h - 1 };
+ const int xStart = xStarts[getIteration()];
+ const int xEnd = xEnds[getIteration()];
+ const int yStart = yStarts[getIteration()];
+ const int yEnd = yEnds[getIteration()];
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = 0;
+ int errY = 0;
+ deUint32 errValue = 0;
+ bool result = true;
+
+ DE_ASSERT(resultImage.getHeight() == resultImage.getWidth());
+
+ for (int y = yStart; result && y < yEnd; ++y)
+ for (int x = xStart; result && x < xEnd; ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != foregroundColor.getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x,y).getPacked();
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ errorMask.setPixel(x, y, backgroundColor);
+
+ for (int y = yStart; y < yEnd; ++y)
+ for (int x = xStart; x < xEnd; ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != foregroundColor.getPacked())
+ errorMask.setPixel(x,y, unexpectedPixelColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found starting at " << errX << "," << errY << " value=0x" << std::hex << errValue
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+bool ConservativeLineTestInstance::compareAndVerifyOverestimatedDegenerate (std::vector<LineSceneSpec::SceneLine>& lines, tcu::Surface& resultImage)
+{
+ DE_UNREF(lines);
+
+ const char* iterationComments[] = { "Horizontal line", "Vertical line", "Diagonal line" };
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ bool result = true;
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
+
+ if (m_conservativeRasterizationProperties.degenerateLinesRasterized)
+ {
+ log << tcu::TestLog::Message << "Lines expected to be rasterized with white color" << tcu::TestLog::EndMessage;
+
+ // This pixel will alway be covered due to the placement of the line.
+ referenceImage.setPixel(1, 1, foregroundColor);
+
+ // Additional pixels will be covered based on the extra bloat added to the primitive.
+ const float extraOverestimation = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ const int xExtent = 1 + int((extraOverestimation * 2.0f) + 0.5f);
+ const int yExtent = xExtent;
+
+ for (int y = 0; y <= yExtent; ++y)
+ for (int x = 0; x <= xExtent; ++x)
+ referenceImage.setPixel(x, y, foregroundColor);
+ }
+ else
+ log << tcu::TestLog::Message << "Lines expected to be culled" << tcu::TestLog::EndMessage;
+
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ {
+ result = false;
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found for mode " << iterationComments[getIteration()]
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+bool ConservativeLineTestInstance::compareAndVerifyUnderestimatedNormal (std::vector<LineSceneSpec::SceneLine>& lines, tcu::Surface& resultImage)
+{
+ DE_UNREF(lines);
+
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = -1;
+ int errY = -1;
+ tcu::RGBA errValue;
+ bool result = true;
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+
+ DE_ASSERT(resultImage.getHeight() == resultImage.getWidth());
+
+ for (int y = 0; y < referenceImage.getHeight(); ++y)
+ for (int x = 0; x < referenceImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
+
+ if (getLineWidth() > 1.0f)
+ {
+ const tcu::IVec2 viewportSize(resultImage.getWidth(), resultImage.getHeight());
+
+ for (size_t lineNdx = 0; lineNdx < lines.size(); ++lineNdx)
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ {
+ if (calculateUnderestimateLineCoverage(lines[lineNdx].positions[0], lines[lineNdx].positions[1], getLineWidth(), tcu::IVec2(x,y), viewportSize) == tcu::COVERAGE_FULL)
+ referenceImage.setPixel(x, y, foregroundColor);
+ }
+ }
+
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != referenceImage.getPixel(x,y).getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x,y);
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ errorMask.setPixel(x, y, backgroundColor);
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != referenceImage.getPixel(x,y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found starting at " << errX << "," << errY << " errValue=" << errValue
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+bool ConservativeLineTestInstance::compareAndVerifyUnderestimatedDegenerate (std::vector<LineSceneSpec::SceneLine>& lines, tcu::Surface& resultImage)
+{
+ DE_UNREF(lines);
+
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ bool result = true;
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
+
+ log << tcu::TestLog::Message << "No lines expected to be rasterized" << tcu::TestLog::EndMessage;
+
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != referenceImage.getPixel(x,y).getPacked())
+ {
+ result = false;
+
+ break;
+ }
+ }
+
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found" << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
+ }
+
+ return result;
+}
+
+const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> ConservativeLineTestInstance::initRasterizationConservativeStateCreateInfo (void)
+{
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> result;
+
+ result.reserve(getIterationCount());
+
+ for (int iteration = 0; iteration < getIterationCount(); ++iteration)
+ {
+ const VkPipelineRasterizationConservativeStateCreateInfoEXT rasterizationConservativeStateCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_CONSERVATIVE_STATE_CREATE_INFO_EXT, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ (VkPipelineRasterizationConservativeStateCreateFlagsEXT)0, // VkPipelineRasterizationConservativeStateCreateFlagsEXT flags;
+ m_conservativeTestConfig.conservativeRasterizationMode, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ extraOverestimationSize // float extraPrimitiveOverestimationSize;
+ };
+
+ result.push_back(rasterizationConservativeStateCreateInfo);
+ }
+
+ return result;
+}
+
+const std::vector<VkPipelineRasterizationStateCreateInfo> ConservativeLineTestInstance::initRasterizationStateCreateInfo (void)
+{
+ std::vector<VkPipelineRasterizationStateCreateInfo> result;
+
+ result.reserve(getIterationCount());
+
+ for (int iteration = 0; iteration < getIterationCount(); ++iteration)
+ {
+ const VkPipelineRasterizationStateCreateInfo rasterizationStateCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO, // VkStructureType sType;
+ &m_rasterizationConservativeStateCreateInfo[iteration], // const void* pNext;
+ 0, // VkPipelineRasterizationStateCreateFlags flags;
+ false, // VkBool32 depthClampEnable;
+ false, // VkBool32 rasterizerDiscardEnable;
+ VK_POLYGON_MODE_FILL, // VkPolygonMode polygonMode;
+ VK_CULL_MODE_NONE, // VkCullModeFlags cullMode;
+ VK_FRONT_FACE_COUNTER_CLOCKWISE, // VkFrontFace frontFace;
+ VK_FALSE, // VkBool32 depthBiasEnable;
+ 0.0f, // float depthBiasConstantFactor;
+ 0.0f, // float depthBiasClamp;
+ 0.0f, // float depthBiasSlopeFactor;
+ getLineWidth(), // float lineWidth;
+ };
+
+ result.push_back(rasterizationStateCreateInfo);
+ }
+
+ return result;
+}
+
+const VkPipelineRasterizationStateCreateInfo* ConservativeLineTestInstance::getRasterizationStateCreateInfo (void) const
+{
+ return &m_rasterizationStateCreateInfo[getIteration()];
+}
+
+const VkPipelineRasterizationLineStateCreateInfoEXT* ConservativeLineTestInstance::getLineRasterizationStateCreateInfo (void) const
+{
+ return DE_NULL;
+}
+
+
+class ConservativePointTestInstance : public PointTestInstance
+{
+public:
+ ConservativePointTestInstance (Context& context,
+ ConservativeTestConfig conservativeTestConfig,
+ VkSampleCountFlagBits sampleCount)
+ : PointTestInstance (
+ context,
+ PRIMITIVEWIDENESS_NARROW,
+ PRIMITIVESTRICTNESS_IGNORE,
+ sampleCount,
+ LINESTIPPLE_DISABLED,
+ VK_LINE_RASTERIZATION_MODE_DEFAULT_EXT,
+ 0,
+ conservativeTestConfig.resolution,
+ conservativeTestConfig.lineWidth
+ )
+ , m_conservativeTestConfig (conservativeTestConfig)
+ , m_conservativeRasterizationProperties (context.getConservativeRasterizationPropertiesEXT())
+ , m_rasterizationConservativeStateCreateInfo (initRasterizationConservativeStateCreateInfo())
+ , m_rasterizationStateCreateInfo (initRasterizationStateCreateInfo())
+ , m_renderStart ()
+ , m_renderEnd ()
+ {}
+
+ void generatePoints (int iteration,
+ std::vector<tcu::Vec4>& outData,
+ std::vector<PointSceneSpec::ScenePoint>& outPoints);
+ const VkPipelineRasterizationStateCreateInfo* getRasterizationStateCreateInfo (void) const;
+
+protected:
+ virtual const VkPipelineRasterizationLineStateCreateInfoEXT* getLineRasterizationStateCreateInfo (void) const;
+
+ virtual bool compareAndVerify (std::vector<PointSceneSpec::ScenePoint>& points,
+ tcu::Surface& resultImage,
+ std::vector<tcu::Vec4>& drawBuffer);
+ virtual bool compareAndVerifyOverestimated (std::vector<PointSceneSpec::ScenePoint>& points,
+ tcu::Surface& resultImage);
+ virtual bool compareAndVerifyUnderestimated (std::vector<PointSceneSpec::ScenePoint>& points,
+ tcu::Surface& resultImage);
+
+private:
+ const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> initRasterizationConservativeStateCreateInfo (void);
+ const std::vector<VkPipelineRasterizationStateCreateInfo> initRasterizationStateCreateInfo (void);
+
+ const ConservativeTestConfig m_conservativeTestConfig;
+ const VkPhysicalDeviceConservativeRasterizationPropertiesEXT m_conservativeRasterizationProperties;
+ const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> m_rasterizationConservativeStateCreateInfo;
+ const std::vector<VkPipelineRasterizationStateCreateInfo> m_rasterizationStateCreateInfo;
+ std::vector<int> m_renderStart;
+ std::vector<int> m_renderEnd;
+};
+
+void ConservativePointTestInstance::generatePoints (int iteration, std::vector<tcu::Vec4>& outData, std::vector<PointSceneSpec::ScenePoint>& outPoints)
+{
+ const float pixelSize = 2.0f / float(m_renderSize);
+ const bool isOverestimate = m_conservativeTestConfig.conservativeRasterizationMode == VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT;
+
+ m_renderStart.clear();
+ m_renderEnd.clear();
+
+ if (isOverestimate)
+ {
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ const float overestimate = m_conservativeRasterizationProperties.primitiveOverestimationSize + extraOverestimationSize;
+ const float halfRenderAreaSize = overestimate + 0.5f;
+ const float pointCenterOffset = 2.0f + 0.5f * float(iteration) + halfRenderAreaSize;
+ const float pointEdgeStart = pointCenterOffset - halfRenderAreaSize;
+ const float pointEdgeEnd = pointEdgeStart + 2 * halfRenderAreaSize;
+ const int renderStart = int(deFloatFloor(pointEdgeStart)) + int((deFloatFrac(pointEdgeStart) > 0.0f) ? 0 : -1);
+ const int renderEnd = int(deFloatCeil(pointEdgeEnd)) + int((deFloatFrac(pointEdgeEnd) > 0.0f) ? 0 : 1);
+
+ outData.push_back(tcu::Vec4(-1.0f + pixelSize * pointCenterOffset, -1.0f + pixelSize * pointCenterOffset, 0.0f, 1.0f));
+
+ m_renderStart.push_back(renderStart);
+ m_renderEnd.push_back(renderEnd);
+ }
+ else
+ {
+ const float pointSize = m_conservativeTestConfig.lineWidth;
+ const float halfRenderAreaSize = pointSize / 2.0f;
+
+ switch (iteration)
+ {
+ case 0:
+ {
+ const float pointCenterOffset = (pointSize + 1.0f + deFloatFrac(pointSize)) / 2.0f;
+ const float pointEdgeStart = pointCenterOffset - halfRenderAreaSize;
+ const float pointEdgeEnd = pointEdgeStart + 2.0f * halfRenderAreaSize;
+ const int renderStart = (m_renderSize / 2) + int(deFloatCeil(pointEdgeStart));
+ const int renderEnd = (m_renderSize / 2) + int(deFloatFloor(pointEdgeEnd));
+
+ outData.push_back(tcu::Vec4(pixelSize * pointCenterOffset, pixelSize * pointCenterOffset, 0.0f, 1.0f));
+
+ m_renderStart.push_back(renderStart);
+ m_renderEnd.push_back(renderEnd);
+
+ break;
+ }
+
+ case 1:
+ {
+ const float subPixelSize = 1.0f / float(1u<<(m_subpixelBits - 1));
+ const float pointBottomLeft = 1.0f - subPixelSize;
+ const float pointCenterOffset = pointBottomLeft + pointSize / 2.0f;
+ const float pointEdgeStart = pointCenterOffset - halfRenderAreaSize;
+ const float pointEdgeEnd = pointEdgeStart + 2.0f * halfRenderAreaSize;
+ const int renderStart = (m_renderSize / 2) + int(deFloatCeil(pointEdgeStart));
+ const int renderEnd = (m_renderSize / 2) + int(deFloatFloor(pointEdgeEnd));
+
+ outData.push_back(tcu::Vec4(pixelSize * pointCenterOffset, pixelSize * pointCenterOffset, 0.0f, 1.0f));
+
+ m_renderStart.push_back(renderStart);
+ m_renderEnd.push_back(renderEnd);
+
+ break;
+ }
+
+ case 2:
+ {
+ // Edges of a point are considered not covered. Top-left coverage rule is not applicable for underestimate rasterization.
+ const float pointCenterOffset = (pointSize + deFloatFrac(pointSize)) / 2.0f;
+ const float pointEdgeStart = pointCenterOffset - halfRenderAreaSize;
+ const float pointEdgeEnd = pointEdgeStart + 2.0f * halfRenderAreaSize;
+ const int renderStart = (m_renderSize / 2) + int(deFloatCeil(pointEdgeStart)) + 1;
+ const int renderEnd = (m_renderSize / 2) + int(deFloatFloor(pointEdgeEnd)) - 1;
+
+ outData.push_back(tcu::Vec4(pixelSize * pointCenterOffset, pixelSize * pointCenterOffset, 0.0f, 1.0f));
+
+ m_renderStart.push_back(renderStart);
+ m_renderEnd.push_back(renderEnd);
+
+ break;
+ }
+
+ default:
+ TCU_THROW(InternalError, "Unexpected iteration");
+ }
+ }
+
+ outPoints.resize(outData.size());
+ for (size_t ndx = 0; ndx < outPoints.size(); ++ndx)
+ {
+ outPoints[ndx].position = outData[ndx];
+ outPoints[ndx].pointSize = getPointSize();
+ }
+
+ // log
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Testing conservative point rendering "
+ << "with rendering " << outPoints.size() << " points(s):"
+ << tcu::TestLog::EndMessage;
+ for (int ndx = 0; ndx < (int)outPoints.size(); ++ndx)
+ {
+ const deUint32 multiplier = m_renderSize / 2;
+
+ m_context.getTestContext().getLog()
+ << tcu::TestLog::Message
+ << "Point " << (ndx+1) << ":"
+ << "\n\t" << outPoints[ndx].position << " == " << (float(multiplier) * outPoints[ndx].position) << "/" << multiplier
<< tcu::TestLog::EndMessage;
}
}
-class TriangleStripTestInstance : public BaseTriangleTestInstance
+bool ConservativePointTestInstance::compareAndVerify (std::vector<PointSceneSpec::ScenePoint>& points, tcu::Surface& resultImage, std::vector<tcu::Vec4>& drawBuffer)
{
-public:
- TriangleStripTestInstance (Context& context, VkSampleCountFlagBits sampleCount)
- : BaseTriangleTestInstance(context, VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP, sampleCount)
- {}
+ DE_UNREF(drawBuffer);
- void generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
-};
+ switch (m_conservativeTestConfig.conservativeRasterizationMode)
+ {
+ case VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT:
+ {
+ return compareAndVerifyOverestimated(points, resultImage);
+ }
+ case VK_CONSERVATIVE_RASTERIZATION_MODE_UNDERESTIMATE_EXT:
+ {
+ return compareAndVerifyUnderestimated(points, resultImage);
+ }
-void TriangleStripTestInstance::generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
-{
- outData.resize(5);
+ default:
+ TCU_THROW(InternalError, "Unknown conservative rasterization mode");
+ }
+}
- switch (iteration)
+bool ConservativePointTestInstance::compareAndVerifyOverestimated (std::vector<PointSceneSpec::ScenePoint>& points, tcu::Surface& resultImage)
+{
+ DE_UNREF(points);
+
+ const char* iterationComments[] = { "Edges and corners", "Partial coverage", "Edges and corners" };
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = 0;
+ int errY = 0;
+ deUint32 errValue = 0;
+ bool result = true;
+
+ log << tcu::TestLog::Message << "Points expected to be rasterized with white color" << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Testing " << iterationComments[getIteration()] << tcu::TestLog::EndMessage;
+
+ for (size_t renderAreaNdx = 0; result && renderAreaNdx < m_renderStart.size(); ++renderAreaNdx)
{
- case 0:
- // \note: these values are chosen arbitrarily
- outData[0] = tcu::Vec4(-0.504f, 0.8f, 0.0f, 1.0f);
- outData[1] = tcu::Vec4(-0.2f, -0.2f, 0.0f, 1.0f);
- outData[2] = tcu::Vec4(-0.2f, 0.199f, 0.0f, 1.0f);
- outData[3] = tcu::Vec4( 0.5f, 0.201f, 0.0f, 1.0f);
- outData[4] = tcu::Vec4( 1.5f, 0.4f, 0.0f, 1.0f);
- break;
+ const int renderStart = m_renderStart[renderAreaNdx];
+ const int renderEnd = m_renderEnd[renderAreaNdx];
- case 1:
- outData[0] = tcu::Vec4(-0.499f, 0.129f, 0.0f, 1.0f);
- outData[1] = tcu::Vec4(-0.501f, -0.3f, 0.0f, 1.0f);
- outData[2] = tcu::Vec4( 0.11f, -0.2f, 0.0f, 1.0f);
- outData[3] = tcu::Vec4( 0.11f, -0.31f, 0.0f, 1.0f);
- outData[4] = tcu::Vec4( 0.88f, 0.9f, 0.0f, 1.0f);
- break;
+ for (int y = renderStart; result && y < renderEnd; ++y)
+ for (int x = renderStart; result && x < renderEnd; ++x)
+ {
+ if (resultImage.getPixel(x,y).getPacked() != foregroundColor.getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x, y).getPacked();
- case 2:
- outData[0] = tcu::Vec4( -0.9f, -0.3f, 0.0f, 1.0f);
- outData[1] = tcu::Vec4( 1.1f, -0.9f, 0.0f, 1.0f);
- outData[2] = tcu::Vec4(-0.87f, -0.1f, 0.0f, 1.0f);
- outData[3] = tcu::Vec4(-0.11f, 0.19f, 0.0f, 1.0f);
- outData[4] = tcu::Vec4( 0.88f, 0.7f, 0.0f, 1.0f);
- break;
+ break;
+ }
+ }
}
- outTriangles.resize(3);
- outTriangles[0].positions[0] = outData[0]; outTriangles[0].sharedEdge[0] = false;
- outTriangles[0].positions[1] = outData[1]; outTriangles[0].sharedEdge[1] = true;
- outTriangles[0].positions[2] = outData[2]; outTriangles[0].sharedEdge[2] = false;
+ if (!result)
+ {
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+ std::ostringstream css;
- outTriangles[1].positions[0] = outData[2]; outTriangles[1].sharedEdge[0] = true;
- outTriangles[1].positions[1] = outData[1]; outTriangles[1].sharedEdge[1] = false;
- outTriangles[1].positions[2] = outData[3]; outTriangles[1].sharedEdge[2] = true;
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
- outTriangles[2].positions[0] = outData[2]; outTriangles[2].sharedEdge[0] = true;
- outTriangles[2].positions[1] = outData[3]; outTriangles[2].sharedEdge[1] = false;
- outTriangles[2].positions[2] = outData[4]; outTriangles[2].sharedEdge[2] = false;
+ for (size_t renderAreaNdx = 0; result && renderAreaNdx < m_renderStart.size(); ++renderAreaNdx)
+ {
+ const int renderStart = m_renderStart[renderAreaNdx];
+ const int renderEnd = m_renderEnd[renderAreaNdx];
- // log
- m_context.getTestContext().getLog() << tcu::TestLog::Message << "Rendering triangle strip, " << outData.size() << " vertices." << tcu::TestLog::EndMessage;
- for (int vtxNdx = 0; vtxNdx < (int)outData.size(); ++vtxNdx)
- {
- m_context.getTestContext().getLog()
- << tcu::TestLog::Message
- << "\t" << outData[vtxNdx]
+ for (int y = renderStart; y < renderEnd; ++y)
+ for (int x = renderStart; x < renderEnd; ++x)
+ referenceImage.setPixel(x, y, foregroundColor);
+ }
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ css << std::endl;
+ for (size_t renderAreaNdx = 0; result && renderAreaNdx < m_renderStart.size(); ++renderAreaNdx)
+ {
+ const int renderStart = m_renderStart[renderAreaNdx];
+ const int renderEnd = m_renderEnd[renderAreaNdx];
+
+ css << "[" << renderStart << "," << renderEnd << ") x [" << renderStart << "," << renderEnd << ")" << std::endl;
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found starting at " << errX << "," << errY << " value=0x" << std::hex << errValue
<< tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Expected area(s) to be filled:" << css.str()
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
}
+
+ return result;
}
-class TriangleFanTestInstance : public BaseTriangleTestInstance
+bool ConservativePointTestInstance::compareAndVerifyUnderestimated (std::vector<PointSceneSpec::ScenePoint>& points, tcu::Surface& resultImage)
{
-public:
- TriangleFanTestInstance (Context& context, VkSampleCountFlagBits sampleCount)
- : BaseTriangleTestInstance(context, VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN, sampleCount)
- {}
+ DE_UNREF(points);
+
+ const char* iterationComments[] = { "Full coverage", "Full coverage with subpixel", "Exact coverage" };
+ const tcu::RGBA backgroundColor = tcu::RGBA(0, 0, 0, 255);
+ const tcu::RGBA foregroundColor = tcu::RGBA(255, 255, 255, 255);
+ const tcu::RGBA unexpectedPixelColor = tcu::RGBA(255, 0, 0, 255);
+ tcu::TestLog& log = m_context.getTestContext().getLog();
+ int errX = 0;
+ int errY = 0;
+ deUint32 errValue = 0;
+ bool result = true;
+ tcu::Surface referenceImage (resultImage.getWidth(), resultImage.getHeight());
+
+ log << tcu::TestLog::Message << "Points expected to be rasterized with white color" << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Testing " << iterationComments[getIteration()] << tcu::TestLog::EndMessage;
+
+ for (int y = 0; y < resultImage.getHeight(); ++y)
+ for (int x = 0; x < resultImage.getWidth(); ++x)
+ referenceImage.setPixel(x, y, backgroundColor);
- void generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles);
-};
+ for (size_t renderAreaNdx = 0; result && renderAreaNdx < m_renderStart.size(); ++renderAreaNdx)
+ {
+ const int renderStart = m_renderStart[renderAreaNdx];
+ const int renderEnd = m_renderEnd[renderAreaNdx];
-void TriangleFanTestInstance::generateTriangles (int iteration, std::vector<tcu::Vec4>& outData, std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles)
-{
- outData.resize(5);
+ for (int y = renderStart; y < renderEnd; ++y)
+ for (int x = renderStart; x < renderEnd; ++x)
+ referenceImage.setPixel(x, y, foregroundColor);
+ }
- switch (iteration)
+ for (int y = 0; result && y < resultImage.getHeight(); ++y)
+ for (int x = 0; result && x < resultImage.getWidth(); ++x)
{
- case 0:
- // \note: these values are chosen arbitrarily
- outData[0] = tcu::Vec4( 0.01f, 0.0f, 0.0f, 1.0f);
- outData[1] = tcu::Vec4( 0.5f, 0.2f, 0.0f, 1.0f);
- outData[2] = tcu::Vec4( 0.46f, 0.3f, 0.0f, 1.0f);
- outData[3] = tcu::Vec4(-0.5f, 0.2f, 0.0f, 1.0f);
- outData[4] = tcu::Vec4(-1.5f, -0.4f, 0.0f, 1.0f);
- break;
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ {
+ result = false;
+ errX = x;
+ errY = y;
+ errValue = resultImage.getPixel(x, y).getPacked();
- case 1:
- outData[0] = tcu::Vec4(-0.499f, 0.128f, 0.0f, 1.0f);
- outData[1] = tcu::Vec4(-0.501f, -0.3f, 0.0f, 1.0f);
- outData[2] = tcu::Vec4( 0.11f, -0.2f, 0.0f, 1.0f);
- outData[3] = tcu::Vec4( 0.11f, 0.2f, 0.0f, 1.0f);
- outData[4] = tcu::Vec4( 0.88f, 0.9f, 0.0f, 1.0f);
break;
+ }
+ }
- case 2:
- outData[0] = tcu::Vec4( -0.9f, -0.3f, 0.0f, 1.0f);
- outData[1] = tcu::Vec4( 1.1f, -0.9f, 0.0f, 1.0f);
- outData[2] = tcu::Vec4( 0.7f, -0.1f, 0.0f, 1.0f);
- outData[3] = tcu::Vec4( 0.11f, 0.2f, 0.0f, 1.0f);
- outData[4] = tcu::Vec4( 0.88f, 0.7f, 0.0f, 1.0f);
- break;
+ if (!result)
+ {
+ tcu::Surface errorMask (resultImage.getWidth(), resultImage.getHeight());
+ std::ostringstream css;
+
+ for (int y = 0; y < errorMask.getHeight(); ++y)
+ for (int x = 0; x < errorMask.getWidth(); ++x)
+ {
+ if (resultImage.getPixel(x, y).getPacked() != referenceImage.getPixel(x, y).getPacked())
+ errorMask.setPixel(x, y, unexpectedPixelColor);
+ else
+ errorMask.setPixel(x, y, backgroundColor);
+ }
+
+ css << std::endl;
+ for (size_t renderAreaNdx = 0; result && renderAreaNdx < m_renderStart.size(); ++renderAreaNdx)
+ {
+ const int renderStart = m_renderStart[renderAreaNdx];
+ const int renderEnd = m_renderEnd[renderAreaNdx];
+
+ css << "[" << renderStart << "," << renderEnd << ") x [" << renderStart << "," << renderEnd << ")" << std::endl;
+ }
+
+ log << tcu::TestLog::Message << "Invalid pixels found starting at " << errX << "," << errY << " value=0x" << std::hex << errValue
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::Message << "Expected area(s) to be filled:" << css.str()
+ << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::Image("Reference", "Reference", referenceImage)
+ << tcu::TestLog::Image("ErrorMask", "ErrorMask", errorMask)
+ << tcu::TestLog::EndImageSet;
+ }
+ else
+ {
+ log << tcu::TestLog::Message << "No invalid pixels found." << tcu::TestLog::EndMessage;
+ log << tcu::TestLog::ImageSet("Verification result", "Result of rendering")
+ << tcu::TestLog::Image("Result", "Result", resultImage)
+ << tcu::TestLog::EndImageSet;
}
- outTriangles.resize(3);
- outTriangles[0].positions[0] = outData[0]; outTriangles[0].sharedEdge[0] = false;
- outTriangles[0].positions[1] = outData[1]; outTriangles[0].sharedEdge[1] = false;
- outTriangles[0].positions[2] = outData[2]; outTriangles[0].sharedEdge[2] = true;
+ return result;
+}
- outTriangles[1].positions[0] = outData[0]; outTriangles[1].sharedEdge[0] = true;
- outTriangles[1].positions[1] = outData[2]; outTriangles[1].sharedEdge[1] = false;
- outTriangles[1].positions[2] = outData[3]; outTriangles[1].sharedEdge[2] = true;
+const std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> ConservativePointTestInstance::initRasterizationConservativeStateCreateInfo (void)
+{
+ const float extraOverestimationSize = getExtraOverestimationSize(m_conservativeTestConfig.extraOverestimationSize, m_conservativeRasterizationProperties);
+ std::vector<VkPipelineRasterizationConservativeStateCreateInfoEXT> result;
- outTriangles[2].positions[0] = outData[0]; outTriangles[2].sharedEdge[0] = true;
- outTriangles[2].positions[1] = outData[3]; outTriangles[2].sharedEdge[1] = false;
- outTriangles[2].positions[2] = outData[4]; outTriangles[2].sharedEdge[2] = false;
+ result.reserve(getIterationCount());
- // log
- m_context.getTestContext().getLog() << tcu::TestLog::Message << "Rendering triangle fan, " << outData.size() << " vertices." << tcu::TestLog::EndMessage;
- for (int vtxNdx = 0; vtxNdx < (int)outData.size(); ++vtxNdx)
+ for (int iteration = 0; iteration < getIterationCount(); ++iteration)
{
- m_context.getTestContext().getLog()
- << tcu::TestLog::Message
- << "\t" << outData[vtxNdx]
- << tcu::TestLog::EndMessage;
+ const VkPipelineRasterizationConservativeStateCreateInfoEXT rasterizationConservativeStateCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_CONSERVATIVE_STATE_CREATE_INFO_EXT, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ (VkPipelineRasterizationConservativeStateCreateFlagsEXT)0, // VkPipelineRasterizationConservativeStateCreateFlagsEXT flags;
+ m_conservativeTestConfig.conservativeRasterizationMode, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ extraOverestimationSize // float extraPrimitiveOverestimationSize;
+ };
+
+ result.push_back(rasterizationConservativeStateCreateInfo);
+ }
+
+ return result;
+}
+
+const std::vector<VkPipelineRasterizationStateCreateInfo> ConservativePointTestInstance::initRasterizationStateCreateInfo (void)
+{
+ std::vector<VkPipelineRasterizationStateCreateInfo> result;
+
+ result.reserve(getIterationCount());
+
+ for (int iteration = 0; iteration < getIterationCount(); ++iteration)
+ {
+ const VkPipelineRasterizationStateCreateInfo rasterizationStateCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO, // VkStructureType sType;
+ &m_rasterizationConservativeStateCreateInfo[iteration], // const void* pNext;
+ 0, // VkPipelineRasterizationStateCreateFlags flags;
+ false, // VkBool32 depthClampEnable;
+ false, // VkBool32 rasterizerDiscardEnable;
+ VK_POLYGON_MODE_FILL, // VkPolygonMode polygonMode;
+ VK_CULL_MODE_NONE, // VkCullModeFlags cullMode;
+ VK_FRONT_FACE_COUNTER_CLOCKWISE, // VkFrontFace frontFace;
+ VK_FALSE, // VkBool32 depthBiasEnable;
+ 0.0f, // float depthBiasConstantFactor;
+ 0.0f, // float depthBiasClamp;
+ 0.0f, // float depthBiasSlopeFactor;
+ 0.0f, // float lineWidth;
+ };
+
+ result.push_back(rasterizationStateCreateInfo);
}
+
+ return result;
+}
+
+const VkPipelineRasterizationStateCreateInfo* ConservativePointTestInstance::getRasterizationStateCreateInfo (void) const
+{
+ return &m_rasterizationStateCreateInfo[getIteration()];
+}
+
+const VkPipelineRasterizationLineStateCreateInfoEXT* ConservativePointTestInstance::getLineRasterizationStateCreateInfo (void) const
+{
+ return DE_NULL;
}
+
template <typename ConcreteTestInstance>
class WidenessTestCase : public BaseRenderingTestCase
{
void extractTriangles (std::vector<TriangleSceneSpec::SceneTriangle>& outTriangles, const std::vector<tcu::Vec4>& vertices) const;
void extractLines (std::vector<LineSceneSpec::SceneLine>& outLines, const std::vector<tcu::Vec4>& vertices) const;
void extractPoints (std::vector<PointSceneSpec::ScenePoint>& outPoints, const std::vector<tcu::Vec4>& vertices) const;
- void drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& positionData, VkPrimitiveTopology primitiveTopology, Move<VkQueryPool>& queryPool);
+ void drawPrimitivesDiscard (tcu::Surface& result, const std::vector<tcu::Vec4>& positionData, VkPrimitiveTopology primitiveTopology, Move<VkQueryPool>& queryPool);
const VkPrimitiveTopology m_primitiveTopology;
const deBool m_queryFragmentShaderInvocations;
{
Move<VkQueryPool> queryPool = createQueryPool(vkd, vkDevice, &queryPoolCreateInfo);
- drawPrimitives(resultImage, drawBuffer, m_primitiveTopology, queryPool);
+ drawPrimitivesDiscard(resultImage, drawBuffer, m_primitiveTopology, queryPool);
vkd.getQueryPoolResults(vkDevice, *queryPool, 0u, 1u, sizeof(deUint64), &queryResult, 0u, VK_QUERY_RESULT_64_BIT | VK_QUERY_RESULT_WAIT_BIT);
}
else
return &rasterizationStateCreateInfo;
}
-void DiscardTestInstance::drawPrimitives (tcu::Surface& result, const std::vector<tcu::Vec4>& positionData, VkPrimitiveTopology primitiveTopology, Move<VkQueryPool>& queryPool)
+void DiscardTestInstance::drawPrimitivesDiscard (tcu::Surface& result, const std::vector<tcu::Vec4>& positionData, VkPrimitiveTopology primitiveTopology, Move<VkQueryPool>& queryPool)
{
const DeviceInterface& vkd = m_context.getDeviceInterface();
const VkDevice vkDevice = m_context.getDevice();
rasterizationTests->addChild(discard);
}
+ // .conservative
+ {
+ typedef struct
+ {
+ float size;
+ const char* name;
+ } overestimateSizes;
+
+ const overestimateSizes overestimateNormalSizes[] =
+ {
+ { 0.00f, "0_00" },
+ { 0.25f, "0_25" },
+ { 0.50f, "0_50" },
+ { 0.75f, "0_75" },
+ { 1.00f, "1_00" },
+ { 2.00f, "2_00" },
+ { 4.00f, "4_00" },
+ { -TCU_INFINITY, "min" },
+ { TCU_INFINITY, "max" },
+ };
+ const overestimateSizes overestimateDegenerate[] =
+ {
+ { 0.00f, "0_00" },
+ { 0.25f, "0_25" },
+ { -TCU_INFINITY, "min" },
+ { TCU_INFINITY, "max" },
+ };
+ const overestimateSizes underestimateLineWidths[] =
+ {
+ { 0.50f, "0_50" },
+ { 1.00f, "1_00" },
+ { 1.50f, "1_50" },
+ };
+ const overestimateSizes underestimatePointSizes[] =
+ {
+ { 1.00f, "1_00" },
+ { 1.50f, "1_50" },
+ { 2.00f, "2_00" },
+ { 3.00f, "3_00" },
+ { 4.00f, "4_00" },
+ { 8.00f, "8_00" },
+ };
+ const struct PrimitiveType
+ {
+ VkPrimitiveTopology type;
+ const char* name;
+ }
+ primitiveTypes[] =
+ {
+ { VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST, "triangles" },
+ { VK_PRIMITIVE_TOPOLOGY_LINE_LIST, "lines" },
+ { VK_PRIMITIVE_TOPOLOGY_POINT_LIST, "points" }
+ };
+ const VkSampleCountFlagBits samples[] =
+ {
+ VK_SAMPLE_COUNT_1_BIT,
+ VK_SAMPLE_COUNT_2_BIT,
+ VK_SAMPLE_COUNT_4_BIT,
+ VK_SAMPLE_COUNT_8_BIT,
+ VK_SAMPLE_COUNT_16_BIT,
+ VK_SAMPLE_COUNT_32_BIT,
+ VK_SAMPLE_COUNT_64_BIT
+ };
+
+ tcu::TestCaseGroup* const conservative = new tcu::TestCaseGroup(testCtx, "conservative", "Conservative rasterization tests");
+
+ rasterizationTests->addChild(conservative);
+
+ {
+ tcu::TestCaseGroup* const overestimate = new tcu::TestCaseGroup(testCtx, "overestimate", "Overestimate tests");
+
+ conservative->addChild(overestimate);
+
+ for (int samplesNdx = 0; samplesNdx < DE_LENGTH_OF_ARRAY(samples); ++samplesNdx)
+ {
+ const std::string samplesGroupName = "samples_" + de::toString(samples[samplesNdx]);
+
+ tcu::TestCaseGroup* const samplesGroup = new tcu::TestCaseGroup(testCtx, samplesGroupName.c_str(), "Samples tests");
+
+ overestimate->addChild(samplesGroup);
+
+ for (int primitiveTypeNdx = 0; primitiveTypeNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); ++primitiveTypeNdx)
+ {
+ tcu::TestCaseGroup* const primitiveGroup = new tcu::TestCaseGroup(testCtx, primitiveTypes[primitiveTypeNdx].name, "Primitive tests");
+
+ samplesGroup->addChild(primitiveGroup);
+
+ {
+ tcu::TestCaseGroup* const normal = new tcu::TestCaseGroup(testCtx, "normal", "Normal conservative rasterization tests");
+
+ primitiveGroup->addChild(normal);
+
+ for (int overestimateSizesNdx = 0; overestimateSizesNdx < DE_LENGTH_OF_ARRAY(overestimateNormalSizes); ++overestimateSizesNdx)
+ {
+ const ConservativeTestConfig config =
+ {
+ VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ overestimateNormalSizes[overestimateSizesNdx].size, // float extraOverestimationSize;
+ primitiveTypes[primitiveTypeNdx].type, // VkPrimitiveTopology primitiveTopology;
+ false, // bool degeneratePrimitives;
+ 1.0f, // float lineWidth;
+ RESOLUTION_POT, // deUint32 resolution;
+ };
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST)
+ normal->addChild(new ConservativeTestCase<ConservativeTraingleTestInstance> (testCtx,
+ overestimateNormalSizes[overestimateSizesNdx].name,
+ "Overestimate test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_LINE_LIST)
+ normal->addChild(new ConservativeTestCase<ConservativeLineTestInstance> (testCtx,
+ overestimateNormalSizes[overestimateSizesNdx].name,
+ "Overestimate test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_POINT_LIST)
+ normal->addChild(new ConservativeTestCase<ConservativePointTestInstance> (testCtx,
+ overestimateNormalSizes[overestimateSizesNdx].name,
+ "Overestimate test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+ }
+ }
+
+ {
+ tcu::TestCaseGroup* const degenerate = new tcu::TestCaseGroup(testCtx, "degenerate", "Degenerate primitives conservative rasterization tests");
+
+ primitiveGroup->addChild(degenerate);
+
+ for (int overestimateSizesNdx = 0; overestimateSizesNdx < DE_LENGTH_OF_ARRAY(overestimateDegenerate); ++overestimateSizesNdx)
+ {
+ const ConservativeTestConfig config =
+ {
+ VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ overestimateDegenerate[overestimateSizesNdx].size, // float extraOverestimationSize;
+ primitiveTypes[primitiveTypeNdx].type, // VkPrimitiveTopology primitiveTopology;
+ true, // bool degeneratePrimitives;
+ 1.0f, // float lineWidth;
+ 64u, // deUint32 resolution;
+ };
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST)
+ degenerate->addChild(new ConservativeTestCase<ConservativeTraingleTestInstance> (testCtx,
+ overestimateDegenerate[overestimateSizesNdx].name,
+ "Overestimate triangle test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_LINE_LIST)
+ degenerate->addChild(new ConservativeTestCase<ConservativeLineTestInstance> (testCtx,
+ overestimateDegenerate[overestimateSizesNdx].name,
+ "Overestimate line test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+ }
+ }
+ }
+ }
+ }
+
+ {
+ tcu::TestCaseGroup* const underestimate = new tcu::TestCaseGroup(testCtx, "underestimate", "Underestimate tests");
+
+ conservative->addChild(underestimate);
+
+ for (int samplesNdx = 0; samplesNdx < DE_LENGTH_OF_ARRAY(samples); ++samplesNdx)
+ {
+ const std::string samplesGroupName = "samples_" + de::toString(samples[samplesNdx]);
+
+ tcu::TestCaseGroup* const samplesGroup = new tcu::TestCaseGroup(testCtx, samplesGroupName.c_str(), "Samples tests");
+
+ underestimate->addChild(samplesGroup);
+
+ for (int primitiveTypeNdx = 0; primitiveTypeNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); ++primitiveTypeNdx)
+ {
+ tcu::TestCaseGroup* const primitiveGroup = new tcu::TestCaseGroup(testCtx, primitiveTypes[primitiveTypeNdx].name, "Primitive tests");
+
+ samplesGroup->addChild(primitiveGroup);
+
+ {
+ tcu::TestCaseGroup* const normal = new tcu::TestCaseGroup(testCtx, "normal", "Normal conservative rasterization tests");
+
+ primitiveGroup->addChild(normal);
+
+ ConservativeTestConfig config =
+ {
+ VK_CONSERVATIVE_RASTERIZATION_MODE_UNDERESTIMATE_EXT, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ 0.0f, // float extraOverestimationSize;
+ primitiveTypes[primitiveTypeNdx].type, // VkPrimitiveTopology primitiveTopology;
+ false, // bool degeneratePrimitives;
+ 1.0f, // float lineWidth;
+ 64u, // deUint32 resolution;
+ };
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST)
+ normal->addChild(new ConservativeTestCase<ConservativeTraingleTestInstance> (testCtx,
+ "test",
+ "Underestimate test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_LINE_LIST)
+ {
+ for (int underestimateWidthNdx = 0; underestimateWidthNdx < DE_LENGTH_OF_ARRAY(underestimateLineWidths); ++underestimateWidthNdx)
+ {
+ config.lineWidth = underestimateLineWidths[underestimateWidthNdx].size;
+ normal->addChild(new ConservativeTestCase<ConservativeLineTestInstance> (testCtx,
+ underestimateLineWidths[underestimateWidthNdx].name,
+ "Underestimate test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+ }
+ }
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_POINT_LIST)
+ {
+ for (int underestimatePointSizeNdx = 0; underestimatePointSizeNdx < DE_LENGTH_OF_ARRAY(underestimatePointSizes); ++underestimatePointSizeNdx)
+ {
+ config.lineWidth = underestimatePointSizes[underestimatePointSizeNdx].size;
+ normal->addChild(new ConservativeTestCase<ConservativePointTestInstance> (testCtx,
+ underestimatePointSizes[underestimatePointSizeNdx].name,
+ "Underestimate test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+ }
+ }
+ }
+
+ {
+ tcu::TestCaseGroup* const degenerate = new tcu::TestCaseGroup(testCtx, "degenerate", "Degenerate primitives conservative rasterization tests");
+
+ primitiveGroup->addChild(degenerate);
+
+ ConservativeTestConfig config =
+ {
+ VK_CONSERVATIVE_RASTERIZATION_MODE_UNDERESTIMATE_EXT, // VkConservativeRasterizationModeEXT conservativeRasterizationMode;
+ 0.0f, // float extraOverestimationSize;
+ primitiveTypes[primitiveTypeNdx].type, // VkPrimitiveTopology primitiveTopology;
+ true, // bool degeneratePrimitives;
+ 1.0f, // float lineWidth;
+ 64u, // deUint32 resolution;
+ };
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST)
+ degenerate->addChild(new ConservativeTestCase<ConservativeTraingleTestInstance> (testCtx,
+ "test",
+ "Underestimate triangle test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+
+ if (primitiveTypes[primitiveTypeNdx].type == VK_PRIMITIVE_TOPOLOGY_LINE_LIST)
+ {
+ for (int underestimateWidthNdx = 0; underestimateWidthNdx < DE_LENGTH_OF_ARRAY(underestimateLineWidths); ++underestimateWidthNdx)
+ {
+ config.lineWidth = underestimateLineWidths[underestimateWidthNdx].size;
+ degenerate->addChild(new ConservativeTestCase<ConservativeLineTestInstance> (testCtx,
+ underestimateLineWidths[underestimateWidthNdx].name,
+ "Underestimate line test, verify rasterization result",
+ config,
+ samples[samplesNdx]));
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
// .interpolation
{
tcu::TestCaseGroup* const interpolation = new tcu::TestCaseGroup(testCtx, "interpolation", "Test interpolation");
projects / platform / upstream / VK-GL-CTS.git / commitdiff