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android13/external/deqp/modules/gles3/functional/es3fFramebufferBlitTests.cpp

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/*-------------------------------------------------------------------------
* drawElements Quality Program OpenGL ES 3.0 Module
* -------------------------------------------------
*
* Copyright 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief FBO stencilbuffer tests.
*//*--------------------------------------------------------------------*/
#include "es3fFramebufferBlitTests.hpp"
#include "es3fFboTestCase.hpp"
#include "es3fFboTestUtil.hpp"
#include "gluTextureUtil.hpp"
#include "gluContextInfo.hpp"
#include "tcuTextureUtil.hpp"
#include "tcuVectorUtil.hpp"
#include "tcuTestLog.hpp"
#include "tcuImageCompare.hpp"
#include "tcuRenderTarget.hpp"
#include "sglrContextUtil.hpp"
#include "glwEnums.hpp"
#include "deStringUtil.hpp"
namespace deqp
{
namespace gles3
{
namespace Functional
{
using std::string;
using tcu::TestLog;
using tcu::Vec2;
using tcu::Vec3;
using tcu::Vec4;
using tcu::IVec2;
using tcu::IVec3;
using tcu::IVec4;
using tcu::UVec4;
using namespace FboTestUtil;
class BlitRectCase : public FboTestCase
{
public:
BlitRectCase (Context& context, const char* name, const char* desc, deUint32 filter, const IVec2& srcSize, const IVec4& srcRect, const IVec2& dstSize, const IVec4& dstRect, int cellSize = 8)
: FboTestCase (context, name, desc)
, m_filter (filter)
, m_srcSize (srcSize)
, m_srcRect (srcRect)
, m_dstSize (dstSize)
, m_dstRect (dstRect)
, m_cellSize (cellSize)
, m_gridCellColorA (0.2f, 0.7f, 0.1f, 1.0f)
, m_gridCellColorB (0.7f, 0.1f, 0.5f, 0.8f)
{
}
void render (tcu::Surface& dst)
{
const deUint32 colorFormat = GL_RGBA8;
GradientShader gradShader (glu::TYPE_FLOAT_VEC4);
Texture2DShader texShader (DataTypes() << glu::TYPE_SAMPLER_2D, glu::TYPE_FLOAT_VEC4);
deUint32 gradShaderID = getCurrentContext()->createProgram(&gradShader);
deUint32 texShaderID = getCurrentContext()->createProgram(&texShader);
deUint32 srcFbo = 0;
deUint32 dstFbo = 0;
deUint32 srcRbo = 0;
deUint32 dstRbo = 0;
// Setup shaders
gradShader.setGradient(*getCurrentContext(), gradShaderID, Vec4(0.0f), Vec4(1.0f));
texShader.setUniforms(*getCurrentContext(), texShaderID);
// Create framebuffers.
for (int ndx = 0; ndx < 2; ndx++)
{
deUint32& fbo = ndx ? dstFbo : srcFbo;
deUint32& rbo = ndx ? dstRbo : srcRbo;
const IVec2& size = ndx ? m_dstSize : m_srcSize;
glGenFramebuffers(1, &fbo);
glGenRenderbuffers(1, &rbo);
glBindRenderbuffer(GL_RENDERBUFFER, rbo);
glRenderbufferStorage(GL_RENDERBUFFER, colorFormat, size.x(), size.y());
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbo);
checkError();
checkFramebufferStatus(GL_FRAMEBUFFER);
}
// Fill destination with gradient.
glBindFramebuffer(GL_FRAMEBUFFER, dstFbo);
glViewport(0, 0, m_dstSize.x(), m_dstSize.y());
sglr::drawQuad(*getCurrentContext(), gradShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
// Fill source with grid pattern.
{
const deUint32 format = GL_RGBA;
const deUint32 dataType = GL_UNSIGNED_BYTE;
const int texW = m_srcSize.x();
const int texH = m_srcSize.y();
deUint32 gridTex = 0;
tcu::TextureLevel data (glu::mapGLTransferFormat(format, dataType), texW, texH, 1);
tcu::fillWithGrid(data.getAccess(), m_cellSize, m_gridCellColorA, m_gridCellColorB);
glGenTextures(1, &gridTex);
glBindTexture(GL_TEXTURE_2D, gridTex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, format, texW, texH, 0, format, dataType, data.getAccess().getDataPtr());
glBindFramebuffer(GL_FRAMEBUFFER, srcFbo);
glViewport(0, 0, m_srcSize.x(), m_srcSize.y());
sglr::drawQuad(*getCurrentContext(), texShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
}
// Perform copy.
glBindFramebuffer(GL_READ_FRAMEBUFFER, srcFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, dstFbo);
glBlitFramebuffer(m_srcRect.x(), m_srcRect.y(), m_srcRect.z(), m_srcRect.w(), m_dstRect.x(), m_dstRect.y(), m_dstRect.z(), m_dstRect.w(), GL_COLOR_BUFFER_BIT, m_filter);
// Read back results.
glBindFramebuffer(GL_READ_FRAMEBUFFER, dstFbo);
readPixels(dst, 0, 0, m_dstSize.x(), m_dstSize.y(), glu::mapGLInternalFormat(colorFormat), Vec4(1.0f), Vec4(0.0f));
}
virtual bool compare (const tcu::Surface& reference, const tcu::Surface& result)
{
// Use pixel-threshold compare for rect cases since 1px off will mean failure.
tcu::RGBA threshold = TestCase::m_context.getRenderTarget().getPixelFormat().getColorThreshold() + tcu::RGBA(7,7,7,7);
return tcu::pixelThresholdCompare(m_testCtx.getLog(), "Result", "Image comparison result", reference, result, threshold, tcu::COMPARE_LOG_RESULT);
}
protected:
const deUint32 m_filter;
const IVec2 m_srcSize;
const IVec4 m_srcRect;
const IVec2 m_dstSize;
const IVec4 m_dstRect;
const int m_cellSize;
const Vec4 m_gridCellColorA;
const Vec4 m_gridCellColorB;
};
class BlitNearestFilterConsistencyCase : public BlitRectCase
{
public:
BlitNearestFilterConsistencyCase (Context& context, const char* name, const char* desc, const IVec2& srcSize, const IVec4& srcRect, const IVec2& dstSize, const IVec4& dstRect);
bool compare (const tcu::Surface& reference, const tcu::Surface& result);
};
BlitNearestFilterConsistencyCase::BlitNearestFilterConsistencyCase (Context& context, const char* name, const char* desc, const IVec2& srcSize, const IVec4& srcRect, const IVec2& dstSize, const IVec4& dstRect)
: BlitRectCase(context, name, desc, GL_NEAREST, srcSize, srcRect, dstSize, dstRect, 1)
{
}
bool BlitNearestFilterConsistencyCase::compare (const tcu::Surface& reference, const tcu::Surface& result)
{
DE_ASSERT(reference.getWidth() == result.getWidth());
DE_ASSERT(reference.getHeight() == result.getHeight());
DE_UNREF(reference);
// Image origin must be visible (for baseColor)
DE_ASSERT(de::min(m_dstRect.x(), m_dstRect.z()) >= 0);
DE_ASSERT(de::min(m_dstRect.y(), m_dstRect.w()) >= 0);
const tcu::RGBA cellColorA (m_gridCellColorA);
const tcu::RGBA cellColorB (m_gridCellColorB);
const tcu::RGBA threshold = TestCase::m_context.getRenderTarget().getPixelFormat().getColorThreshold() + tcu::RGBA(7,7,7,7);
const tcu::IVec4 destinationArea = tcu::IVec4(de::clamp(de::min(m_dstRect.x(), m_dstRect.z()), 0, result.getWidth()),
de::clamp(de::min(m_dstRect.y(), m_dstRect.w()), 0, result.getHeight()),
de::clamp(de::max(m_dstRect.x(), m_dstRect.z()), 0, result.getWidth()),
de::clamp(de::max(m_dstRect.y(), m_dstRect.w()), 0, result.getHeight()));
const tcu::RGBA baseColor = result.getPixel(destinationArea.x(), destinationArea.y());
const bool signConfig = tcu::compareThreshold(baseColor, cellColorA, threshold);
bool error = false;
tcu::Surface errorMask (result.getWidth(), result.getHeight());
std::vector<bool> horisontalSign (destinationArea.z() - destinationArea.x());
std::vector<bool> verticalSign (destinationArea.w() - destinationArea.y());
tcu::clear(errorMask.getAccess(), tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f));
// Checking only area in our destination rect
m_testCtx.getLog()
<< tcu::TestLog::Message
<< "Verifying consistency of NEAREST filtering. Verifying rect " << m_dstRect << ".\n"
<< "Rounding direction of the NEAREST filter at the horisontal texel edge (x = n + 0.5) should not depend on the y-coordinate.\n"
<< "Rounding direction of the NEAREST filter at the vertical texel edge (y = n + 0.5) should not depend on the x-coordinate.\n"
<< "Blitting a grid (with uniform sized cells) should result in a grid (with non-uniform sized cells)."
<< tcu::TestLog::EndMessage;
// Verify that destination only contains valid colors
for (int dy = 0; dy < destinationArea.w() - destinationArea.y(); ++dy)
for (int dx = 0; dx < destinationArea.z() - destinationArea.x(); ++dx)
{
const tcu::RGBA color = result.getPixel(destinationArea.x() + dx, destinationArea.y() + dy);
const bool isValidColor = tcu::compareThreshold(color, cellColorA, threshold) || tcu::compareThreshold(color, cellColorB, threshold);
if (!isValidColor)
{
errorMask.setPixel(destinationArea.x() + dx, destinationArea.y() + dy, tcu::RGBA::red());
error = true;
}
}
if (error)
{
m_testCtx.getLog()
<< tcu::TestLog::Message
<< "Image verification failed, destination rect contains unexpected values. "
<< "Expected either " << cellColorA << " or " << cellColorB << "."
<< tcu::TestLog::EndMessage
<< tcu::TestLog::ImageSet("Result", "Image verification result")
<< tcu::TestLog::Image("Result", "Result", result)
<< tcu::TestLog::Image("ErrorMask", "Error mask", errorMask)
<< tcu::TestLog::EndImageSet;
return false;
}
// Detect result edges by reading the first row and first column of the blitted area.
// Blitting a grid should result in a grid-like image. ("sign changes" should be consistent)
for (int dx = 0; dx < destinationArea.z() - destinationArea.x(); ++dx)
{
const tcu::RGBA color = result.getPixel(destinationArea.x() + dx, destinationArea.y());
if (tcu::compareThreshold(color, cellColorA, threshold))
horisontalSign[dx] = true;
else if (tcu::compareThreshold(color, cellColorB, threshold))
horisontalSign[dx] = false;
else
DE_ASSERT(DE_FALSE);
}
for (int dy = 0; dy < destinationArea.w() - destinationArea.y(); ++dy)
{
const tcu::RGBA color = result.getPixel(destinationArea.x(), destinationArea.y() + dy);
if (tcu::compareThreshold(color, cellColorA, threshold))
verticalSign[dy] = true;
else if (tcu::compareThreshold(color, cellColorB, threshold))
verticalSign[dy] = false;
else
DE_ASSERT(DE_FALSE);
}
// Verify grid-like image
for (int dy = 0; dy < destinationArea.w() - destinationArea.y(); ++dy)
for (int dx = 0; dx < destinationArea.z() - destinationArea.x(); ++dx)
{
const tcu::RGBA color = result.getPixel(destinationArea.x() + dx, destinationArea.y() + dy);
const bool resultSign = tcu::compareThreshold(cellColorA, color, threshold);
const bool correctSign = (horisontalSign[dx] == verticalSign[dy]) == signConfig;
if (resultSign != correctSign)
{
errorMask.setPixel(destinationArea.x() + dx, destinationArea.y() + dy, tcu::RGBA::red());
error = true;
}
}
// Report result
if (error)
{
m_testCtx.getLog()
<< tcu::TestLog::Message
<< "Image verification failed, nearest filter is not consistent."
<< tcu::TestLog::EndMessage
<< tcu::TestLog::ImageSet("Result", "Image verification result")
<< tcu::TestLog::Image("Result", "Result", result)
<< tcu::TestLog::Image("ErrorMask", "Error mask", errorMask)
<< tcu::TestLog::EndImageSet;
}
else
{
m_testCtx.getLog()
<< tcu::TestLog::Message
<< "Image verification passed."
<< tcu::TestLog::EndMessage
<< tcu::TestLog::ImageSet("Result", "Image verification result")
<< tcu::TestLog::Image("Result", "Result", result)
<< tcu::TestLog::EndImageSet;
}
return !error;
}
static tcu::BVec4 getChannelMask (tcu::TextureFormat::ChannelOrder order)
{
switch (order)
{
case tcu::TextureFormat::R: return tcu::BVec4(true, false, false, false);
case tcu::TextureFormat::RG: return tcu::BVec4(true, true, false, false);
case tcu::TextureFormat::RGB: return tcu::BVec4(true, true, true, false);
case tcu::TextureFormat::RGBA: return tcu::BVec4(true, true, true, true);
case tcu::TextureFormat::sRGB: return tcu::BVec4(true, true, true, false);
case tcu::TextureFormat::sRGBA: return tcu::BVec4(true, true, true, true);
default:
DE_ASSERT(false);
return tcu::BVec4(false);
}
}
class BlitColorConversionCase : public FboTestCase
{
public:
BlitColorConversionCase (Context& context, const char* name, const char* desc, deUint32 srcFormat, deUint32 dstFormat, const IVec2& size)
: FboTestCase (context, name, desc)
, m_srcFormat (srcFormat)
, m_dstFormat (dstFormat)
, m_size (size)
{
}
protected:
void preCheck (void)
{
checkFormatSupport(m_srcFormat);
checkFormatSupport(m_dstFormat);
}
void render (tcu::Surface& dst)
{
tcu::TextureFormat srcFormat = glu::mapGLInternalFormat(m_srcFormat);
tcu::TextureFormat dstFormat = glu::mapGLInternalFormat(m_dstFormat);
glu::DataType srcOutputType = getFragmentOutputType(srcFormat);
glu::DataType dstOutputType = getFragmentOutputType(dstFormat);
// Compute ranges \note Doesn't handle case where src or dest is not subset of the another!
tcu::TextureFormatInfo srcFmtRangeInfo = tcu::getTextureFormatInfo(srcFormat);
tcu::TextureFormatInfo dstFmtRangeInfo = tcu::getTextureFormatInfo(dstFormat);
tcu::BVec4 copyMask = tcu::logicalAnd(getChannelMask(srcFormat.order), getChannelMask(dstFormat.order));
tcu::BVec4 srcIsGreater = tcu::greaterThan(srcFmtRangeInfo.valueMax-srcFmtRangeInfo.valueMin, dstFmtRangeInfo.valueMax-dstFmtRangeInfo.valueMin);
tcu::TextureFormatInfo srcRangeInfo (tcu::select(dstFmtRangeInfo.valueMin, srcFmtRangeInfo.valueMin, tcu::logicalAnd(copyMask, srcIsGreater)),
tcu::select(dstFmtRangeInfo.valueMax, srcFmtRangeInfo.valueMax, tcu::logicalAnd(copyMask, srcIsGreater)),
tcu::select(dstFmtRangeInfo.lookupScale, srcFmtRangeInfo.lookupScale, tcu::logicalAnd(copyMask, srcIsGreater)),
tcu::select(dstFmtRangeInfo.lookupBias, srcFmtRangeInfo.lookupBias, tcu::logicalAnd(copyMask, srcIsGreater)));
tcu::TextureFormatInfo dstRangeInfo (tcu::select(dstFmtRangeInfo.valueMin, srcFmtRangeInfo.valueMin, tcu::logicalOr(tcu::logicalNot(copyMask), srcIsGreater)),
tcu::select(dstFmtRangeInfo.valueMax, srcFmtRangeInfo.valueMax, tcu::logicalOr(tcu::logicalNot(copyMask), srcIsGreater)),
tcu::select(dstFmtRangeInfo.lookupScale, srcFmtRangeInfo.lookupScale, tcu::logicalOr(tcu::logicalNot(copyMask), srcIsGreater)),
tcu::select(dstFmtRangeInfo.lookupBias, srcFmtRangeInfo.lookupBias, tcu::logicalOr(tcu::logicalNot(copyMask), srcIsGreater)));
// Shaders.
GradientShader gradientToSrcShader (srcOutputType);
GradientShader gradientToDstShader (dstOutputType);
deUint32 gradShaderSrcID = getCurrentContext()->createProgram(&gradientToSrcShader);
deUint32 gradShaderDstID = getCurrentContext()->createProgram(&gradientToDstShader);
deUint32 srcFbo, dstFbo;
deUint32 srcRbo, dstRbo;
// Create framebuffers.
for (int ndx = 0; ndx < 2; ndx++)
{
deUint32& fbo = ndx ? dstFbo : srcFbo;
deUint32& rbo = ndx ? dstRbo : srcRbo;
deUint32 format = ndx ? m_dstFormat : m_srcFormat;
glGenFramebuffers(1, &fbo);
glGenRenderbuffers(1, &rbo);
glBindRenderbuffer(GL_RENDERBUFFER, rbo);
glRenderbufferStorage(GL_RENDERBUFFER, format, m_size.x(), m_size.y());
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbo);
checkError();
checkFramebufferStatus(GL_FRAMEBUFFER);
}
glViewport(0, 0, m_size.x(), m_size.y());
// Render gradients.
for (int ndx = 0; ndx < 2; ndx++)
{
glBindFramebuffer(GL_FRAMEBUFFER, ndx ? dstFbo : srcFbo);
if (ndx)
{
gradientToDstShader.setGradient(*getCurrentContext(), gradShaderDstID, dstRangeInfo.valueMax, dstRangeInfo.valueMin);
sglr::drawQuad(*getCurrentContext(), gradShaderDstID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
}
else
{
gradientToSrcShader.setGradient(*getCurrentContext(), gradShaderSrcID, srcRangeInfo.valueMin, dstRangeInfo.valueMax);
sglr::drawQuad(*getCurrentContext(), gradShaderSrcID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
}
}
// Execute copy.
glBindFramebuffer(GL_READ_FRAMEBUFFER, srcFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, dstFbo);
glBlitFramebuffer(0, 0, m_size.x(), m_size.y(), 0, 0, m_size.x(), m_size.y(), GL_COLOR_BUFFER_BIT, GL_NEAREST);
checkError();
// Read results.
glBindFramebuffer(GL_READ_FRAMEBUFFER, dstFbo);
readPixels(dst, 0, 0, m_size.x(), m_size.y(), dstFormat, dstRangeInfo.lookupScale, dstRangeInfo.lookupBias);
}
bool compare (const tcu::Surface& reference, const tcu::Surface& result)
{
const tcu::TextureFormat srcFormat = glu::mapGLInternalFormat(m_srcFormat);
const tcu::TextureFormat dstFormat = glu::mapGLInternalFormat(m_dstFormat);
const bool srcIsSRGB = tcu::isSRGB(srcFormat);
const bool dstIsSRGB = tcu::isSRGB(dstFormat);
tcu::RGBA threshold;
if (dstIsSRGB)
{
threshold = getToSRGBConversionThreshold(srcFormat, dstFormat);
}
else
{
const tcu::RGBA srcMaxDiff = getFormatThreshold(srcFormat) * (srcIsSRGB ? 2 : 1);
const tcu::RGBA dstMaxDiff = getFormatThreshold(dstFormat);
threshold = tcu::max(srcMaxDiff, dstMaxDiff);
}
m_testCtx.getLog() << tcu::TestLog::Message << "threshold = " << threshold << tcu::TestLog::EndMessage;
return tcu::pixelThresholdCompare(m_testCtx.getLog(), "Result", "Image comparison result", reference, result, threshold, tcu::COMPARE_LOG_RESULT);
}
private:
deUint32 m_srcFormat;
deUint32 m_dstFormat;
IVec2 m_size;
};
class BlitDepthStencilCase : public FboTestCase
{
public:
BlitDepthStencilCase (Context& context, const char* name, const char* desc, deUint32 depthFormat, deUint32 stencilFormat, deUint32 srcBuffers, const IVec2& srcSize, const IVec4& srcRect, deUint32 dstBuffers, const IVec2& dstSize, const IVec4& dstRect, deUint32 copyBuffers)
: FboTestCase (context, name, desc)
, m_depthFormat (depthFormat)
, m_stencilFormat(stencilFormat)
, m_srcBuffers (srcBuffers)
, m_srcSize (srcSize)
, m_srcRect (srcRect)
, m_dstBuffers (dstBuffers)
, m_dstSize (dstSize)
, m_dstRect (dstRect)
, m_copyBuffers (copyBuffers)
{
}
protected:
void preCheck (void)
{
if (m_depthFormat != GL_NONE)
checkFormatSupport(m_depthFormat);
if (m_stencilFormat != GL_NONE)
checkFormatSupport(m_stencilFormat);
if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_separate_depth_stencil")
&& m_depthFormat != GL_NONE && m_stencilFormat != GL_NONE)
throw tcu::NotSupportedError("Separate depth and stencil buffers not supported");
}
void render (tcu::Surface& dst)
{
const deUint32 colorFormat = GL_RGBA8;
GradientShader gradShader (glu::TYPE_FLOAT_VEC4);
Texture2DShader texShader (DataTypes() << glu::TYPE_SAMPLER_2D, glu::TYPE_FLOAT_VEC4);
FlatColorShader flatShader (glu::TYPE_FLOAT_VEC4);
deUint32 flatShaderID = getCurrentContext()->createProgram(&flatShader);
deUint32 texShaderID = getCurrentContext()->createProgram(&texShader);
deUint32 gradShaderID = getCurrentContext()->createProgram(&gradShader);
deUint32 srcFbo = 0;
deUint32 dstFbo = 0;
deUint32 srcColorRbo = 0;
deUint32 dstColorRbo = 0;
deUint32 srcDepthRbo = 0;
deUint32 srcStencilRbo = 0;
deUint32 dstDepthRbo = 0;
deUint32 dstStencilRbo = 0;
// setup shaders
gradShader.setGradient(*getCurrentContext(), gradShaderID, Vec4(0.0f), Vec4(1.0f));
texShader.setUniforms(*getCurrentContext(), texShaderID);
// Create framebuffers.
for (int ndx = 0; ndx < 2; ndx++)
{
deUint32& fbo = ndx ? dstFbo : srcFbo;
deUint32& colorRbo = ndx ? dstColorRbo : srcColorRbo;
deUint32& depthRbo = ndx ? dstDepthRbo : srcDepthRbo;
deUint32& stencilRbo = ndx ? dstStencilRbo : srcStencilRbo;
deUint32 bufs = ndx ? m_dstBuffers : m_srcBuffers;
const IVec2& size = ndx ? m_dstSize : m_srcSize;
glGenFramebuffers(1, &fbo);
glGenRenderbuffers(1, &colorRbo);
glBindRenderbuffer(GL_RENDERBUFFER, colorRbo);
glRenderbufferStorage(GL_RENDERBUFFER, colorFormat, size.x(), size.y());
if (m_depthFormat != GL_NONE) {
glGenRenderbuffers(1, &depthRbo);
glBindRenderbuffer(GL_RENDERBUFFER, depthRbo);
glRenderbufferStorage(GL_RENDERBUFFER, m_depthFormat, size.x(), size.y());
}
if (m_stencilFormat != GL_NONE) {
glGenRenderbuffers(1, &stencilRbo);
glBindRenderbuffer(GL_RENDERBUFFER, stencilRbo);
glRenderbufferStorage(GL_RENDERBUFFER, m_stencilFormat, size.x(), size.y());
}
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, colorRbo);
if (bufs & GL_DEPTH_BUFFER_BIT)
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depthRbo);
if (bufs & GL_STENCIL_BUFFER_BIT)
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER,
m_stencilFormat == GL_NONE? depthRbo : stencilRbo);
checkError();
checkFramebufferStatus(GL_FRAMEBUFFER);
// Clear depth to 1 and stencil to 0.
glClearBufferfi(GL_DEPTH_STENCIL, 0, 1.0f, 0);
}
// Fill source with gradient, depth = [-1..1], stencil = 7
glBindFramebuffer(GL_FRAMEBUFFER, srcFbo);
glViewport(0, 0, m_srcSize.x(), m_srcSize.y());
glEnable(GL_DEPTH_TEST);
glEnable(GL_STENCIL_TEST);
glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
glStencilFunc(GL_ALWAYS, 7, 0xffu);
sglr::drawQuad(*getCurrentContext(), gradShaderID, Vec3(-1.0f, -1.0f, -1.0f), Vec3(1.0f, 1.0f, 1.0f));
// Fill destination with grid pattern, depth = 0 and stencil = 1
{
const deUint32 format = GL_RGBA;
const deUint32 dataType = GL_UNSIGNED_BYTE;
const int texW = m_srcSize.x();
const int texH = m_srcSize.y();
deUint32 gridTex = 0;
tcu::TextureLevel data (glu::mapGLTransferFormat(format, dataType), texW, texH, 1);
tcu::fillWithGrid(data.getAccess(), 8, Vec4(0.2f, 0.7f, 0.1f, 1.0f), Vec4(0.7f, 0.1f, 0.5f, 0.8f));
glGenTextures(1, &gridTex);
glBindTexture(GL_TEXTURE_2D, gridTex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, format, texW, texH, 0, format, dataType, data.getAccess().getDataPtr());
glBindFramebuffer(GL_FRAMEBUFFER, dstFbo);
glViewport(0, 0, m_dstSize.x(), m_dstSize.y());
glStencilFunc(GL_ALWAYS, 1, 0xffu);
sglr::drawQuad(*getCurrentContext(), texShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
}
// Perform copy.
glBindFramebuffer(GL_READ_FRAMEBUFFER, srcFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, dstFbo);
glBlitFramebuffer(m_srcRect.x(), m_srcRect.y(), m_srcRect.z(), m_srcRect.w(), m_dstRect.x(), m_dstRect.y(), m_dstRect.z(), m_dstRect.w(), m_copyBuffers, GL_NEAREST);
// Render blue color where depth < 0, decrement on depth failure.
glBindFramebuffer(GL_FRAMEBUFFER, dstFbo);
glViewport(0, 0, m_dstSize.x(), m_dstSize.y());
glStencilOp(GL_KEEP, GL_DECR, GL_KEEP);
glStencilFunc(GL_ALWAYS, 0, 0xffu);
flatShader.setColor(*getCurrentContext(), flatShaderID, Vec4(0.0f, 0.0f, 1.0f, 1.0f));
sglr::drawQuad(*getCurrentContext(), flatShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
if (m_dstBuffers & GL_STENCIL_BUFFER_BIT)
{
// Render green color where stencil == 6.
glDisable(GL_DEPTH_TEST);
glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
glStencilFunc(GL_EQUAL, 6, 0xffu);
flatShader.setColor(*getCurrentContext(), flatShaderID, Vec4(0.0f, 1.0f, 0.0f, 1.0f));
sglr::drawQuad(*getCurrentContext(), flatShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
}
readPixels(dst, 0, 0, m_dstSize.x(), m_dstSize.y(), glu::mapGLInternalFormat(colorFormat), Vec4(1.0f), Vec4(0.0f));
}
private:
deUint32 m_depthFormat;
deUint32 m_stencilFormat;
deUint32 m_srcBuffers;
IVec2 m_srcSize;
IVec4 m_srcRect;
deUint32 m_dstBuffers;
IVec2 m_dstSize;
IVec4 m_dstRect;
deUint32 m_copyBuffers;
};
class BlitDefaultFramebufferCase : public FboTestCase
{
public:
BlitDefaultFramebufferCase (Context& context, const char* name, const char* desc, deUint32 format, deUint32 filter)
: FboTestCase (context, name, desc)
, m_format (format)
, m_filter (filter)
{
}
protected:
void preCheck (void)
{
if (m_context.getRenderTarget().getNumSamples() > 0)
throw tcu::NotSupportedError("Not supported in MSAA config");
checkFormatSupport(m_format);
}
virtual void render (tcu::Surface& dst)
{
tcu::TextureFormat colorFormat = glu::mapGLInternalFormat(m_format);
glu::TransferFormat transferFmt = glu::getTransferFormat(colorFormat);
GradientShader gradShader (glu::TYPE_FLOAT_VEC4);
Texture2DShader texShader (DataTypes() << glu::getSampler2DType(colorFormat), glu::TYPE_FLOAT_VEC4);
deUint32 gradShaderID = getCurrentContext()->createProgram(&gradShader);
deUint32 texShaderID = getCurrentContext()->createProgram(&texShader);
deUint32 fbo = 0;
deUint32 tex = 0;
const int texW = 128;
const int texH = 128;
// Setup shaders
gradShader.setGradient(*getCurrentContext(), gradShaderID, Vec4(0.0f), Vec4(1.0f));
texShader.setUniforms(*getCurrentContext(), texShaderID);
// FBO
glGenFramebuffers(1, &fbo);
glGenTextures(1, &tex);
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_filter);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_filter);
glTexImage2D(GL_TEXTURE_2D, 0, m_format, texW, texH, 0, transferFmt.format, transferFmt.dataType, DE_NULL);
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, tex, 0);
checkError();
checkFramebufferStatus(GL_FRAMEBUFFER);
// Render gradient to screen.
glBindFramebuffer(GL_FRAMEBUFFER, m_context.getRenderContext().getDefaultFramebuffer());
sglr::drawQuad(*getCurrentContext(), gradShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
// Blit gradient from screen to fbo.
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo);
glBlitFramebuffer(0, 0, getWidth(), getHeight(), 0, 0, texW, texH, GL_COLOR_BUFFER_BIT, m_filter);
// Fill left half of viewport with quad that uses texture.
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, m_context.getRenderContext().getDefaultFramebuffer());
glClearBufferfv(GL_COLOR, 0, Vec4(1.0f, 0.0f, 0.0f, 1.0f).getPtr());
sglr::drawQuad(*getCurrentContext(), texShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(0.0f, 1.0f, 0.0f));
// Blit fbo to right half.
glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo);
glBlitFramebuffer(0, 0, texW, texH, getWidth()/2, 0, getWidth(), getHeight(), GL_COLOR_BUFFER_BIT, m_filter);
glBindFramebuffer(GL_READ_FRAMEBUFFER, m_context.getRenderContext().getDefaultFramebuffer());
readPixels(dst, 0, 0, getWidth(), getHeight());
}
bool compare (const tcu::Surface& reference, const tcu::Surface& result)
{
const tcu::RGBA threshold (tcu::max(getFormatThreshold(m_format), tcu::RGBA(12, 12, 12, 12)));
m_testCtx.getLog() << TestLog::Message << "Comparing images, threshold: " << threshold << TestLog::EndMessage;
return tcu::bilinearCompare(m_testCtx.getLog(), "Result", "Image comparison result", reference.getAccess(), result.getAccess(), threshold, tcu::COMPARE_LOG_RESULT);
}
protected:
const deUint32 m_format;
const deUint32 m_filter;
};
class DefaultFramebufferBlitCase : public BlitDefaultFramebufferCase
{
public:
enum BlitDirection
{
BLIT_DEFAULT_TO_TARGET,
BLIT_TO_DEFAULT_FROM_TARGET,
BLIT_LAST
};
enum BlitArea
{
AREA_SCALE,
AREA_OUT_OF_BOUNDS,
AREA_LAST
};
DefaultFramebufferBlitCase (Context& context, const char* name, const char* desc, deUint32 format, deUint32 filter, BlitDirection dir, BlitArea area)
: BlitDefaultFramebufferCase (context, name, desc, format, filter)
, m_blitDir (dir)
, m_blitArea (area)
, m_srcRect (-1, -1, -1, -1)
, m_dstRect (-1, -1, -1, -1)
, m_interestingArea (-1, -1, -1, -1)
{
DE_ASSERT(dir < BLIT_LAST);
DE_ASSERT(area < AREA_LAST);
}
void init (void)
{
// requirements
const int minViewportSize = 128;
if (m_context.getRenderTarget().getWidth() < minViewportSize || m_context.getRenderTarget().getHeight() < minViewportSize)
throw tcu::NotSupportedError("Viewport size " + de::toString(minViewportSize) + "x" + de::toString(minViewportSize) + " required");
// prevent viewport randoming
m_viewportWidth = m_context.getRenderTarget().getWidth();
m_viewportHeight = m_context.getRenderTarget().getHeight();
// set proper areas
if (m_blitArea == AREA_SCALE)
{
m_srcRect = IVec4( 10, 20, 65, 100);
m_dstRect = IVec4( 25, 30, 125, 94);
m_interestingArea = IVec4(0, 0, 128, 128);
}
else if (m_blitArea == AREA_OUT_OF_BOUNDS)
{
const tcu::IVec2 ubound = (m_blitDir == BLIT_DEFAULT_TO_TARGET) ? (tcu::IVec2(128, 128)) : (tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight()));
m_srcRect = IVec4(-10, -15, 100, 63);
m_dstRect = ubound.swizzle(0, 1, 0, 1) + IVec4(-75, -99, 8, 16);
m_interestingArea = IVec4(ubound.x() - 128, ubound.y() - 128, ubound.x(), ubound.y());
}
else
DE_ASSERT(false);
}
void render (tcu::Surface& dst)
{
const tcu::TextureFormat colorFormat = glu::mapGLInternalFormat(m_format);
const glu::TransferFormat transferFmt = glu::getTransferFormat(colorFormat);
const tcu::TextureChannelClass targetClass = (m_blitDir == BLIT_DEFAULT_TO_TARGET) ? (tcu::getTextureChannelClass(colorFormat.type)) : (tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT);
deUint32 fbo = 0;
deUint32 fboTex = 0;
const int fboTexW = 128;
const int fboTexH = 128;
const int sourceWidth = (m_blitDir == BLIT_DEFAULT_TO_TARGET) ? (getWidth()) : (fboTexW);
const int sourceHeight = (m_blitDir == BLIT_DEFAULT_TO_TARGET) ? (getHeight()) : (fboTexH);
const int gridRenderWidth = de::min(256, sourceWidth);
const int gridRenderHeight= de::min(256, sourceHeight);
int targetFbo = -1;
int sourceFbo = -1;
// FBO
glGenFramebuffers(1, &fbo);
glGenTextures(1, &fboTex);
glBindTexture(GL_TEXTURE_2D, fboTex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_filter);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_filter);
glTexImage2D(GL_TEXTURE_2D, 0, m_format, fboTexW, fboTexH, 0, transferFmt.format, transferFmt.dataType, DE_NULL);
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, fboTex, 0);
checkError();
checkFramebufferStatus(GL_FRAMEBUFFER);
targetFbo = (m_blitDir == BLIT_DEFAULT_TO_TARGET) ? (fbo) : (m_context.getRenderContext().getDefaultFramebuffer());
sourceFbo = (m_blitDir == BLIT_DEFAULT_TO_TARGET) ? (m_context.getRenderContext().getDefaultFramebuffer()) : (fbo);
// Render grid to source framebuffer
{
Texture2DShader texShader (DataTypes() << glu::TYPE_SAMPLER_2D, glu::TYPE_FLOAT_VEC4);
const deUint32 texShaderID = getCurrentContext()->createProgram(&texShader);
const deUint32 internalFormat = GL_RGBA8;
const deUint32 format = GL_RGBA;
const deUint32 dataType = GL_UNSIGNED_BYTE;
const int gridTexW = 128;
const int gridTexH = 128;
deUint32 gridTex = 0;
tcu::TextureLevel data (glu::mapGLTransferFormat(format, dataType), gridTexW, gridTexH, 1);
tcu::fillWithGrid(data.getAccess(), 9, tcu::Vec4(0.9f, 0.5f, 0.1f, 0.9f), tcu::Vec4(0.2f, 0.8f, 0.2f, 0.7f));
glGenTextures(1, &gridTex);
glBindTexture(GL_TEXTURE_2D, gridTex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, gridTexW, gridTexH, 0, format, dataType, data.getAccess().getDataPtr());
glBindFramebuffer(GL_FRAMEBUFFER, sourceFbo);
glViewport(0, 0, gridRenderWidth, gridRenderHeight);
glClearBufferfv(GL_COLOR, 0, Vec4(1.0f, 0.0f, 0.0f, 1.0f).getPtr());
texShader.setUniforms(*getCurrentContext(), texShaderID);
sglr::drawQuad(*getCurrentContext(), texShaderID, Vec3(-1.0f, -1.0f, 0.0f), Vec3(1.0f, 1.0f, 0.0f));
glUseProgram(0);
}
// Blit source framebuffer to destination
glBindFramebuffer(GL_READ_FRAMEBUFFER, sourceFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, targetFbo);
checkError();
if (targetClass == tcu::TEXTURECHANNELCLASS_SIGNED_FIXED_POINT || targetClass == tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT || targetClass == tcu::TEXTURECHANNELCLASS_FLOATING_POINT)
glClearBufferfv(GL_COLOR, 0, Vec4(1.0f, 1.0f, 0.0f, 1.0f).getPtr());
else if (targetClass == tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER)
glClearBufferiv(GL_COLOR, 0, IVec4(0, 0, 0, 0).getPtr());
else if (targetClass == tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER)
glClearBufferuiv(GL_COLOR, 0, UVec4(0, 0, 0, 0).getPtr());
else
DE_ASSERT(false);
glBlitFramebuffer(m_srcRect.x(), m_srcRect.y(), m_srcRect.z(), m_srcRect.w(), m_dstRect.x(), m_dstRect.y(), m_dstRect.z(), m_dstRect.w(), GL_COLOR_BUFFER_BIT, m_filter);
checkError();
// Read target
glBindFramebuffer(GL_FRAMEBUFFER, targetFbo);
if (m_blitDir == BLIT_TO_DEFAULT_FROM_TARGET)
readPixels(dst, m_interestingArea.x(), m_interestingArea.y(), m_interestingArea.z() - m_interestingArea.x(), m_interestingArea.w() - m_interestingArea.y());
else
readPixels(dst, m_interestingArea.x(), m_interestingArea.y(), m_interestingArea.z() - m_interestingArea.x(), m_interestingArea.w() - m_interestingArea.y(), colorFormat, tcu::Vec4(1.0f), tcu::Vec4(0.0f));
checkError();
}
private:
const BlitDirection m_blitDir;
const BlitArea m_blitArea;
tcu::IVec4 m_srcRect;
tcu::IVec4 m_dstRect;
tcu::IVec4 m_interestingArea;
};
FramebufferBlitTests::FramebufferBlitTests (Context& context)
: TestCaseGroup(context, "blit", "Framebuffer blit tests")
{
}
FramebufferBlitTests::~FramebufferBlitTests (void)
{
}
void FramebufferBlitTests::init (void)
{
static const deUint32 colorFormats[] =
{
// RGBA formats
GL_RGBA32I,
GL_RGBA32UI,
GL_RGBA16I,
GL_RGBA16UI,
GL_RGBA8,
GL_RGBA8I,
GL_RGBA8UI,
GL_SRGB8_ALPHA8,
GL_RGB10_A2,
GL_RGB10_A2UI,
GL_RGBA4,
GL_RGB5_A1,
// RGB formats
GL_RGB8,
GL_RGB565,
// RG formats
GL_RG32I,
GL_RG32UI,
GL_RG16I,
GL_RG16UI,
GL_RG8,
GL_RG8I,
GL_RG8UI,
// R formats
GL_R32I,
GL_R32UI,
GL_R16I,
GL_R16UI,
GL_R8,
GL_R8I,
GL_R8UI,
// GL_EXT_color_buffer_float
GL_RGBA32F,
GL_RGBA16F,
GL_R11F_G11F_B10F,
GL_RG32F,
GL_RG16F,
GL_R32F,
GL_R16F
};
static const deUint32 depthStencilFormats[] =
{
GL_NONE,
GL_DEPTH_COMPONENT32F,
GL_DEPTH_COMPONENT24,
GL_DEPTH_COMPONENT16,
GL_DEPTH32F_STENCIL8,
GL_DEPTH24_STENCIL8
};
static const deUint32 stencilFormats[] =
{
GL_NONE,
GL_STENCIL_INDEX8
};
// .rect
{
static const struct
{
const char* name;
IVec4 srcRect;
IVec4 dstRect;
} copyRects[] =
{
{ "basic", IVec4( 10, 20, 65, 100), IVec4( 45, 5, 100, 85) },
{ "scale", IVec4( 10, 20, 65, 100), IVec4( 25, 30, 125, 94) },
{ "out_of_bounds", IVec4(-10, -15, 100, 63), IVec4( 50, 30, 136, 144) },
};
static const struct
{
const char* name;
IVec4 srcRect;
IVec4 dstRect;
} filterConsistencyRects[] =
{
{ "mag", IVec4( 20, 10, 74, 88), IVec4( 10, 10, 91, 101) },
{ "min", IVec4( 10, 20, 78, 100), IVec4( 20, 20, 71, 80) },
{ "out_of_bounds_mag", IVec4( 21, 10, 73, 82), IVec4( 11, 43, 141, 151) },
{ "out_of_bounds_min", IVec4( 11, 21, 77, 97), IVec4( 80, 82, 135, 139) },
};
static const struct
{
const char* name;
IVec4 srcSwizzle;
IVec4 dstSwizzle;
} swizzles[] =
{
{ DE_NULL, IVec4(0,1,2,3), IVec4(0,1,2,3) },
{ "reverse_src_x", IVec4(2,1,0,3), IVec4(0,1,2,3) },
{ "reverse_src_y", IVec4(0,3,2,1), IVec4(0,1,2,3) },
{ "reverse_dst_x", IVec4(0,1,2,3), IVec4(2,1,0,3) },
{ "reverse_dst_y", IVec4(0,1,2,3), IVec4(0,3,2,1) },
{ "reverse_src_dst_x", IVec4(2,1,0,3), IVec4(2,1,0,3) },
{ "reverse_src_dst_y", IVec4(0,3,2,1), IVec4(0,3,2,1) }
};
const IVec2 srcSize(127, 119);
const IVec2 dstSize(132, 128);
// Blit rectangle tests.
tcu::TestCaseGroup* rectGroup = new tcu::TestCaseGroup(m_testCtx, "rect", "Blit rectangle tests");
addChild(rectGroup);
for (int rectNdx = 0; rectNdx < DE_LENGTH_OF_ARRAY(copyRects); rectNdx++)
{
for (int swzNdx = 0; swzNdx < DE_LENGTH_OF_ARRAY(swizzles); swzNdx++)
{
string name = string(copyRects[rectNdx].name) + (swizzles[swzNdx].name ? (string("_") + swizzles[swzNdx].name) : string());
IVec4 srcSwz = swizzles[swzNdx].srcSwizzle;
IVec4 dstSwz = swizzles[swzNdx].dstSwizzle;
IVec4 srcRect = copyRects[rectNdx].srcRect.swizzle(srcSwz[0], srcSwz[1], srcSwz[2], srcSwz[3]);
IVec4 dstRect = copyRects[rectNdx].dstRect.swizzle(dstSwz[0], dstSwz[1], dstSwz[2], dstSwz[3]);
rectGroup->addChild(new BlitRectCase(m_context, (name + "_nearest").c_str(), "", GL_NEAREST, srcSize, srcRect, dstSize, dstRect));
rectGroup->addChild(new BlitRectCase(m_context, (name + "_linear").c_str(), "", GL_LINEAR, srcSize, srcRect, dstSize, dstRect));
}
}
// Nearest filter tests
for (int rectNdx = 0; rectNdx < DE_LENGTH_OF_ARRAY(filterConsistencyRects); rectNdx++)
{
for (int swzNdx = 0; swzNdx < DE_LENGTH_OF_ARRAY(swizzles); swzNdx++)
{
string name = string("nearest_consistency_") + filterConsistencyRects[rectNdx].name + (swizzles[swzNdx].name ? (string("_") + swizzles[swzNdx].name) : string());
IVec4 srcSwz = swizzles[swzNdx].srcSwizzle;
IVec4 dstSwz = swizzles[swzNdx].dstSwizzle;
IVec4 srcRect = filterConsistencyRects[rectNdx].srcRect.swizzle(srcSwz[0], srcSwz[1], srcSwz[2], srcSwz[3]);
IVec4 dstRect = filterConsistencyRects[rectNdx].dstRect.swizzle(dstSwz[0], dstSwz[1], dstSwz[2], dstSwz[3]);
rectGroup->addChild(new BlitNearestFilterConsistencyCase(m_context, name.c_str(), "Test consistency of the nearest filter", srcSize, srcRect, dstSize, dstRect));
}
}
}
// .conversion
{
tcu::TestCaseGroup* conversionGroup = new tcu::TestCaseGroup(m_testCtx, "conversion", "Color conversion tests");
addChild(conversionGroup);
for (int srcFmtNdx = 0; srcFmtNdx < DE_LENGTH_OF_ARRAY(colorFormats); srcFmtNdx++)
{
for (int dstFmtNdx = 0; dstFmtNdx < DE_LENGTH_OF_ARRAY(colorFormats); dstFmtNdx++)
{
deUint32 srcFormat = colorFormats[srcFmtNdx];
tcu::TextureFormat srcTexFmt = glu::mapGLInternalFormat(srcFormat);
tcu::TextureChannelClass srcType = tcu::getTextureChannelClass(srcTexFmt.type);
deUint32 dstFormat = colorFormats[dstFmtNdx];
tcu::TextureFormat dstTexFmt = glu::mapGLInternalFormat(dstFormat);
tcu::TextureChannelClass dstType = tcu::getTextureChannelClass(dstTexFmt.type);
if (((srcType == tcu::TEXTURECHANNELCLASS_FLOATING_POINT || srcType == tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT) !=
(dstType == tcu::TEXTURECHANNELCLASS_FLOATING_POINT || dstType == tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT)) ||
((srcType == tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER) != (dstType == tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER)) ||
((srcType == tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER) != (dstType == tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER)))
continue; // Conversion not supported.
string name = string(getFormatName(srcFormat)) + "_to_" + getFormatName(dstFormat);
conversionGroup->addChild(new BlitColorConversionCase(m_context, name.c_str(), "", srcFormat, dstFormat, IVec2(127, 113)));
}
}
}
// .depth_stencil
{
tcu::TestCaseGroup* depthStencilGroup = new tcu::TestCaseGroup(m_testCtx, "depth_stencil", "Depth and stencil blits");
addChild(depthStencilGroup);
for (int dFmtNdx = 0; dFmtNdx < DE_LENGTH_OF_ARRAY(depthStencilFormats); dFmtNdx++)
{
for (int sFmtNdx = 0; sFmtNdx < DE_LENGTH_OF_ARRAY(stencilFormats); sFmtNdx++)
{
deUint32 depthFormat = depthStencilFormats[dFmtNdx];
deUint32 stencilFormat = stencilFormats[sFmtNdx];
bool depth = false;
bool stencil = false;
string fmtName;
if (depthFormat != GL_NONE)
{
tcu::TextureFormat info = glu::mapGLInternalFormat(depthFormat);
fmtName += getFormatName(depthFormat);
if (info.order == tcu::TextureFormat::D || info.order == tcu::TextureFormat::DS)
depth = true;
if (info.order == tcu::TextureFormat::DS)
stencil = true;
}
if (stencilFormat != GL_NONE)
{
// Do not try separate stencil along with a combined depth/stencil
if (stencil)
continue;
if (depthFormat != GL_NONE)
fmtName += "_";
fmtName += getFormatName(stencilFormat);
stencil = true;
}
if (!stencil && !depth)
continue;
deUint32 buffers = (depth ? GL_DEPTH_BUFFER_BIT : 0) | (stencil ? GL_STENCIL_BUFFER_BIT : 0);
depthStencilGroup->addChild(new BlitDepthStencilCase(m_context, (fmtName + "_basic").c_str(), "", depthFormat, stencilFormat, buffers, IVec2(128, 128), IVec4(0, 0, 128, 128), buffers, IVec2(128, 128), IVec4(0, 0, 128, 128), buffers));
depthStencilGroup->addChild(new BlitDepthStencilCase(m_context, (fmtName + "_scale").c_str(), "", depthFormat, stencilFormat, buffers, IVec2(127, 119), IVec4(10, 30, 100, 70), buffers, IVec2(111, 130), IVec4(20, 5, 80, 130), buffers));
if (depth && stencil)
{
depthStencilGroup->addChild(new BlitDepthStencilCase(m_context, (fmtName + "_depth_only").c_str(), "", depthFormat, stencilFormat, buffers, IVec2(128, 128), IVec4(0, 0, 128, 128), buffers, IVec2(128, 128), IVec4(0, 0, 128, 128), GL_DEPTH_BUFFER_BIT));
depthStencilGroup->addChild(new BlitDepthStencilCase(m_context, (fmtName + "_stencil_only").c_str(), "", depthFormat, stencilFormat, buffers, IVec2(128, 128), IVec4(0, 0, 128, 128), buffers, IVec2(128, 128), IVec4(0, 0, 128, 128), GL_STENCIL_BUFFER_BIT));
}
}
}
}
// .default_framebuffer
{
static const struct
{
const char* name;
DefaultFramebufferBlitCase::BlitArea area;
} areas[] =
{
{ "scale", DefaultFramebufferBlitCase::AREA_SCALE },
{ "out_of_bounds", DefaultFramebufferBlitCase::AREA_OUT_OF_BOUNDS },
};
tcu::TestCaseGroup* defaultFbGroup = new tcu::TestCaseGroup(m_testCtx, "default_framebuffer", "Blits with default framebuffer");
addChild(defaultFbGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(colorFormats); fmtNdx++)
{
const deUint32 format = colorFormats[fmtNdx];
const tcu::TextureFormat texFmt = glu::mapGLInternalFormat(format);
const tcu::TextureChannelClass fmtClass = tcu::getTextureChannelClass(texFmt.type);
const deUint32 filter = glu::isGLInternalColorFormatFilterable(format) ? GL_LINEAR : GL_NEAREST;
const bool filterable = glu::isGLInternalColorFormatFilterable(format);
if (fmtClass != tcu::TEXTURECHANNELCLASS_FLOATING_POINT &&
fmtClass != tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT &&
fmtClass != tcu::TEXTURECHANNELCLASS_SIGNED_FIXED_POINT)
continue; // Conversion not supported.
defaultFbGroup->addChild(new BlitDefaultFramebufferCase(m_context, getFormatName(format), "", format, filter));
for (int areaNdx = 0; areaNdx < DE_LENGTH_OF_ARRAY(areas); areaNdx++)
{
const string name = string(areas[areaNdx].name);
const bool addLinear = filterable;
const bool addNearest = !addLinear || (areas[areaNdx].area != DefaultFramebufferBlitCase::AREA_OUT_OF_BOUNDS); // No need to check out-of-bounds with different filtering
if (addNearest)
{
defaultFbGroup->addChild(new DefaultFramebufferBlitCase(m_context, (std::string(getFormatName(format)) + "_nearest_" + name + "_blit_from_default").c_str(), "", format, GL_NEAREST, DefaultFramebufferBlitCase::BLIT_DEFAULT_TO_TARGET, areas[areaNdx].area));
defaultFbGroup->addChild(new DefaultFramebufferBlitCase(m_context, (std::string(getFormatName(format)) + "_nearest_" + name + "_blit_to_default").c_str(), "", format, GL_NEAREST, DefaultFramebufferBlitCase::BLIT_TO_DEFAULT_FROM_TARGET, areas[areaNdx].area));
}
if (addLinear)
{
defaultFbGroup->addChild(new DefaultFramebufferBlitCase(m_context, (std::string(getFormatName(format)) + "_linear_" + name + "_blit_from_default").c_str(), "", format, GL_LINEAR, DefaultFramebufferBlitCase::BLIT_DEFAULT_TO_TARGET, areas[areaNdx].area));
defaultFbGroup->addChild(new DefaultFramebufferBlitCase(m_context, (std::string(getFormatName(format)) + "_linear_" + name + "_blit_to_default").c_str(), "", format, GL_LINEAR, DefaultFramebufferBlitCase::BLIT_TO_DEFAULT_FROM_TARGET, areas[areaNdx].area));
}
}
}
}
}
} // Functional
} // gles3
} // deqp
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