/*-------------------------------------------------------------------------
* 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 Fragment shader output tests.
*
* \todo [2012-04-10 pyry] Missing:
* + non-contiguous attachments in framebuffer
*//*--------------------------------------------------------------------*/
#include "es3fFragmentOutputTests.hpp"
#include "gluShaderUtil.hpp"
#include "gluShaderProgram.hpp"
#include "gluTextureUtil.hpp"
#include "gluStrUtil.hpp"
#include "tcuTestLog.hpp"
#include "tcuTexture.hpp"
#include "tcuTextureUtil.hpp"
#include "tcuVector.hpp"
#include "tcuVectorUtil.hpp"
#include "tcuImageCompare.hpp"
#include "deRandom.hpp"
#include "deStringUtil.hpp"
#include "deMath.h"
// For getFormatName() \todo [pyry] Move to glu?
#include "es3fFboTestUtil.hpp"
#include "glwEnums.hpp"
#include "glwFunctions.hpp"
namespace deqp
{
namespace gles3
{
namespace Functional
{
using std::vector;
using std::string;
using tcu::IVec2;
using tcu::IVec4;
using tcu::UVec2;
using tcu::UVec4;
using tcu::Vec2;
using tcu::Vec3;
using tcu::Vec4;
using tcu::BVec4;
using tcu::TestLog;
using FboTestUtil::getFormatName;
using FboTestUtil::getFramebufferReadFormat;
struct BufferSpec
{
BufferSpec (void)
: format (GL_NONE)
, width (0)
, height (0)
, samples (0)
{
}
BufferSpec (deUint32 format_, int width_, int height_, int samples_)
: format (format_)
, width (width_)
, height (height_)
, samples (samples_)
{
}
deUint32 format;
int width;
int height;
int samples;
};
struct FragmentOutput
{
FragmentOutput (void)
: type (glu::TYPE_LAST)
, precision (glu::PRECISION_LAST)
, location (0)
, arrayLength (0)
{
}
FragmentOutput (glu::DataType type_, glu::Precision precision_, int location_, int arrayLength_ = 0)
: type (type_)
, precision (precision_)
, location (location_)
, arrayLength (arrayLength_)
{
}
glu::DataType type;
glu::Precision precision;
int location;
int arrayLength; //!< 0 if not an array.
};
struct OutputVec
{
vector<FragmentOutput> outputs;
OutputVec& operator<< (const FragmentOutput& output)
{
outputs.push_back(output);
return *this;
}
vector<FragmentOutput> toVec (void) const
{
return outputs;
}
};
class FragmentOutputCase : public TestCase
{
public:
FragmentOutputCase (Context& context, const char* name, const char* desc, const vector<BufferSpec>& fboSpec, const vector<FragmentOutput>& outputs);
~FragmentOutputCase (void);
void init (void);
void deinit (void);
IterateResult iterate (void);
private:
FragmentOutputCase (const FragmentOutputCase& other);
FragmentOutputCase& operator= (const FragmentOutputCase& other);
vector<BufferSpec> m_fboSpec;
vector<FragmentOutput> m_outputs;
glu::ShaderProgram* m_program;
deUint32 m_framebuffer;
vector<deUint32> m_renderbuffers;
};
FragmentOutputCase::FragmentOutputCase (Context& context, const char* name, const char* desc, const vector<BufferSpec>& fboSpec, const vector<FragmentOutput>& outputs)
: TestCase (context, name, desc)
, m_fboSpec (fboSpec)
, m_outputs (outputs)
, m_program (DE_NULL)
, m_framebuffer (0)
{
}
FragmentOutputCase::~FragmentOutputCase (void)
{
deinit();
}
static glu::ShaderProgram* createProgram (const glu::RenderContext& context, const vector<FragmentOutput>& outputs)
{
std::ostringstream vtx;
std::ostringstream frag;
vtx << "#version 300 es\n"
<< "in highp vec4 a_position;\n";
frag << "#version 300 es\n";
// Input-output declarations.
for (int outNdx = 0; outNdx < (int)outputs.size(); outNdx++)
{
const FragmentOutput& output = outputs[outNdx];
bool isArray = output.arrayLength > 0;
const char* typeName = glu::getDataTypeName(output.type);
const char* outputPrec = glu::getPrecisionName(output.precision);
bool isFloat = glu::isDataTypeFloatOrVec(output.type);
const char* interp = isFloat ? "smooth" : "flat";
const char* interpPrec = isFloat ? "highp" : outputPrec;
if (isArray)
{
for (int elemNdx = 0; elemNdx < output.arrayLength; elemNdx++)
{
vtx << "in " << interpPrec << " " << typeName << " in" << outNdx << "_" << elemNdx << ";\n"
<< interp << " out " << interpPrec << " " << typeName << " var" << outNdx << "_" << elemNdx << ";\n";
frag << interp << " in " << interpPrec << " " << typeName << " var" << outNdx << "_" << elemNdx << ";\n";
}
frag << "layout(location = " << output.location << ") out " << outputPrec << " " << typeName << " out" << outNdx << "[" << output.arrayLength << "];\n";
}
else
{
vtx << "in " << interpPrec << " " << typeName << " in" << outNdx << ";\n"
<< interp << " out " << interpPrec << " " << typeName << " var" << outNdx << ";\n";
frag << interp << " in " << interpPrec << " " << typeName << " var" << outNdx << ";\n"
<< "layout(location = " << output.location << ") out " << outputPrec << " " << typeName << " out" << outNdx << ";\n";
}
}
vtx << "\nvoid main()\n{\n";
frag << "\nvoid main()\n{\n";
vtx << " gl_Position = a_position;\n";
// Copy body
for (int outNdx = 0; outNdx < (int)outputs.size(); outNdx++)
{
const FragmentOutput& output = outputs[outNdx];
bool isArray = output.arrayLength > 0;
if (isArray)
{
for (int elemNdx = 0; elemNdx < output.arrayLength; elemNdx++)
{
vtx << "\tvar" << outNdx << "_" << elemNdx << " = in" << outNdx << "_" << elemNdx << ";\n";
frag << "\tout" << outNdx << "[" << elemNdx << "] = var" << outNdx << "_" << elemNdx << ";\n";
}
}
else
{
vtx << "\tvar" << outNdx << " = in" << outNdx << ";\n";
frag << "\tout" << outNdx << " = var" << outNdx << ";\n";
}
}
vtx << "}\n";
frag << "}\n";
return new glu::ShaderProgram(context, glu::makeVtxFragSources(vtx.str(), frag.str()));
}
void FragmentOutputCase::init (void)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
TestLog& log = m_testCtx.getLog();
// Check that all attachments are supported
for (std::vector<BufferSpec>::const_iterator bufIter = m_fboSpec.begin(); bufIter != m_fboSpec.end(); ++bufIter)
{
if (!glu::isSizedFormatColorRenderable(m_context.getRenderContext(), m_context.getContextInfo(), bufIter->format))
throw tcu::NotSupportedError("Unsupported attachment format");
}
DE_ASSERT(!m_program);
m_program = createProgram(m_context.getRenderContext(), m_outputs);
log << *m_program;
if (!m_program->isOk())
TCU_FAIL("Compile failed");
// Print render target info to log.
log << TestLog::Section("Framebuffer", "Framebuffer configuration");
for (int ndx = 0; ndx < (int)m_fboSpec.size(); ndx++)
log << TestLog::Message << "COLOR_ATTACHMENT" << ndx << ": "
<< glu::getPixelFormatStr(m_fboSpec[ndx].format) << ", "
<< m_fboSpec[ndx].width << "x" << m_fboSpec[ndx].height << ", "
<< m_fboSpec[ndx].samples << " samples"
<< TestLog::EndMessage;
log << TestLog::EndSection;
// Create framebuffer.
m_renderbuffers.resize(m_fboSpec.size(), 0);
gl.genFramebuffers(1, &m_framebuffer);
gl.genRenderbuffers((int)m_renderbuffers.size(), &m_renderbuffers[0]);
gl.bindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
for (int bufNdx = 0; bufNdx < (int)m_renderbuffers.size(); bufNdx++)
{
deUint32 rbo = m_renderbuffers[bufNdx];
const BufferSpec& bufSpec = m_fboSpec[bufNdx];
deUint32 attachment = GL_COLOR_ATTACHMENT0+bufNdx;
gl.bindRenderbuffer(GL_RENDERBUFFER, rbo);
gl.renderbufferStorageMultisample(GL_RENDERBUFFER, bufSpec.samples, bufSpec.format, bufSpec.width, bufSpec.height);
gl.framebufferRenderbuffer(GL_FRAMEBUFFER, attachment, GL_RENDERBUFFER, rbo);
}
GLU_EXPECT_NO_ERROR(gl.getError(), "After framebuffer setup");
deUint32 fboStatus = gl.checkFramebufferStatus(GL_FRAMEBUFFER);
if (fboStatus == GL_FRAMEBUFFER_UNSUPPORTED)
throw tcu::NotSupportedError("Framebuffer not supported", "", __FILE__, __LINE__);
else if (fboStatus != GL_FRAMEBUFFER_COMPLETE)
throw tcu::TestError((string("Incomplete framebuffer: ") + glu::getFramebufferStatusStr(fboStatus).toString()).c_str(), "", __FILE__, __LINE__);
gl.bindFramebuffer(GL_FRAMEBUFFER, 0);
GLU_EXPECT_NO_ERROR(gl.getError(), "After init");
}
void FragmentOutputCase::deinit (void)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
if (m_framebuffer)
{
gl.deleteFramebuffers(1, &m_framebuffer);
m_framebuffer = 0;
}
if (!m_renderbuffers.empty())
{
gl.deleteRenderbuffers((int)m_renderbuffers.size(), &m_renderbuffers[0]);
m_renderbuffers.clear();
}
delete m_program;
m_program = DE_NULL;
}
static IVec2 getMinSize (const vector<BufferSpec>& fboSpec)
{
IVec2 minSize(0x7fffffff, 0x7fffffff);
for (vector<BufferSpec>::const_iterator i = fboSpec.begin(); i != fboSpec.end(); i++)
{
minSize.x() = de::min(minSize.x(), i->width);
minSize.y() = de::min(minSize.y(), i->height);
}
return minSize;
}
static int getNumInputVectors (const vector<FragmentOutput>& outputs)
{
int numVecs = 0;
for (vector<FragmentOutput>::const_iterator i = outputs.begin(); i != outputs.end(); i++)
numVecs += (i->arrayLength > 0 ? i->arrayLength : 1);
return numVecs;
}
static Vec2 getFloatRange (glu::Precision precision)
{
// \todo [2012-04-09 pyry] Not quite the full ranges.
static const Vec2 ranges[] =
{
Vec2(-2.0f, 2.0f),
Vec2(-16000.0f, 16000.0f),
Vec2(-1e35f, 1e35f)
};
DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(ranges) == glu::PRECISION_LAST);
DE_ASSERT(de::inBounds<int>(precision, 0, DE_LENGTH_OF_ARRAY(ranges)));
return ranges[precision];
}
static IVec2 getIntRange (glu::Precision precision)
{
static const IVec2 ranges[] =
{
IVec2(-(1<< 7), (1<< 7)-1),
IVec2(-(1<<15), (1<<15)-1),
IVec2(0x80000000, 0x7fffffff)
};
DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(ranges) == glu::PRECISION_LAST);
DE_ASSERT(de::inBounds<int>(precision, 0, DE_LENGTH_OF_ARRAY(ranges)));
return ranges[precision];
}
static UVec2 getUintRange (glu::Precision precision)
{
static const UVec2 ranges[] =
{
UVec2(0, (1<< 8)-1),
UVec2(0, (1<<16)-1),
UVec2(0, 0xffffffffu)
};
DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(ranges) == glu::PRECISION_LAST);
DE_ASSERT(de::inBounds<int>(precision, 0, DE_LENGTH_OF_ARRAY(ranges)));
return ranges[precision];
}
static inline Vec4 readVec4 (const float* ptr, int numComponents)
{
DE_ASSERT(numComponents >= 1);
return Vec4(ptr[0],
numComponents >= 2 ? ptr[1] : 0.0f,
numComponents >= 3 ? ptr[2] : 0.0f,
numComponents >= 4 ? ptr[3] : 0.0f);
}
static inline IVec4 readIVec4 (const int* ptr, int numComponents)
{
DE_ASSERT(numComponents >= 1);
return IVec4(ptr[0],
numComponents >= 2 ? ptr[1] : 0,
numComponents >= 3 ? ptr[2] : 0,
numComponents >= 4 ? ptr[3] : 0);
}
static void renderFloatReference (const tcu::PixelBufferAccess& dst, int gridWidth, int gridHeight, int numComponents, const float* vertices)
{
const bool isSRGB = tcu::isSRGB(dst.getFormat());
const float cellW = (float)dst.getWidth() / (float)(gridWidth-1);
const float cellH = (float)dst.getHeight() / (float)(gridHeight-1);
for (int y = 0; y < dst.getHeight(); y++)
{
for (int x = 0; x < dst.getWidth(); x++)
{
const int cellX = de::clamp(deFloorFloatToInt32((float)x / cellW), 0, gridWidth-2);
const int cellY = de::clamp(deFloorFloatToInt32((float)y / cellH), 0, gridHeight-2);
const float xf = ((float)x - (float)cellX*cellW + 0.5f) / cellW;
const float yf = ((float)y - (float)cellY*cellH + 0.5f) / cellH;
const Vec4 v00 = readVec4(vertices + ((cellY+0)*gridWidth + cellX+0)*numComponents, numComponents);
const Vec4 v01 = readVec4(vertices + ((cellY+1)*gridWidth + cellX+0)*numComponents, numComponents);
const Vec4 v10 = readVec4(vertices + ((cellY+0)*gridWidth + cellX+1)*numComponents, numComponents);
const Vec4 v11 = readVec4(vertices + ((cellY+1)*gridWidth + cellX+1)*numComponents, numComponents);
const bool tri = xf + yf >= 1.0f;
const Vec4& v0 = tri ? v11 : v00;
const Vec4& v1 = tri ? v01 : v10;
const Vec4& v2 = tri ? v10 : v01;
const float s = tri ? 1.0f-xf : xf;
const float t = tri ? 1.0f-yf : yf;
const Vec4 color = v0 + (v1-v0)*s + (v2-v0)*t;
dst.setPixel(isSRGB ? tcu::linearToSRGB(color) : color, x, y);
}
}
}
static void renderIntReference (const tcu::PixelBufferAccess& dst, int gridWidth, int gridHeight, int numComponents, const int* vertices)
{
float cellW = (float)dst.getWidth() / (float)(gridWidth-1);
float cellH = (float)dst.getHeight() / (float)(gridHeight-1);
for (int y = 0; y < dst.getHeight(); y++)
{
for (int x = 0; x < dst.getWidth(); x++)
{
int cellX = de::clamp(deFloorFloatToInt32((float)x / cellW), 0, gridWidth-2);
int cellY = de::clamp(deFloorFloatToInt32((float)y / cellH), 0, gridHeight-2);
IVec4 c = readIVec4(vertices + (cellY*gridWidth + cellX+1)*numComponents, numComponents);
dst.setPixel(c, x, y);
}
}
}
static const IVec4 s_swizzles[] =
{
IVec4(0,1,2,3),
IVec4(1,2,3,0),
IVec4(2,3,0,1),
IVec4(3,0,1,2),
IVec4(3,2,1,0),
IVec4(2,1,0,3),
IVec4(1,0,3,2),
IVec4(0,3,2,1)
};
template <typename T>
inline tcu::Vector<T, 4> swizzleVec (const tcu::Vector<T, 4>& vec, int swzNdx)
{
const IVec4& swz = s_swizzles[swzNdx % DE_LENGTH_OF_ARRAY(s_swizzles)];
return vec.swizzle(swz[0], swz[1], swz[2], swz[3]);
}
namespace
{
struct AttachmentData
{
tcu::TextureFormat format; //!< Actual format of attachment.
tcu::TextureFormat referenceFormat; //!< Used for reference rendering.
tcu::TextureFormat readFormat;
int numWrittenChannels;
glu::Precision outPrecision;
vector<deUint8> renderedData;
vector<deUint8> referenceData;
};
template<typename Type>
string valueRangeToString (int numValidChannels, const tcu::Vector<Type, 4>& minValue, const tcu::Vector<Type, 4>& maxValue)
{
std::ostringstream stream;
stream << "(";
for (int i = 0; i < 4; i++)
{
if (i != 0)
stream << ", ";
if (i < numValidChannels)
stream << minValue[i] << " -> " << maxValue[i];
else
stream << "Undef";
}
stream << ")";
return stream.str();
}
void clearUndefined (const tcu::PixelBufferAccess& access, int numValidChannels)
{
for (int y = 0; y < access.getHeight(); y++)
for (int x = 0; x < access.getWidth(); x++)
{
switch (tcu::getTextureChannelClass(access.getFormat().type))
{
case tcu::TEXTURECHANNELCLASS_FLOATING_POINT:
{
const Vec4 srcPixel = access.getPixel(x, y);
Vec4 dstPixel (0.0f, 0.0f, 0.0f, 1.0f);
for (int channelNdx = 0; channelNdx < numValidChannels; channelNdx++)
dstPixel[channelNdx] = srcPixel[channelNdx];
access.setPixel(dstPixel, x, y);
break;
}
case tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER:
case tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER:
case tcu::TEXTURECHANNELCLASS_SIGNED_FIXED_POINT:
case tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT:
{
const IVec4 bitDepth = tcu::getTextureFormatBitDepth(access.getFormat());
const IVec4 srcPixel = access.getPixelInt(x, y);
IVec4 dstPixel (0, 0, 0, (0x1u << (deUint64)bitDepth.w()) - 1);
for (int channelNdx = 0; channelNdx < numValidChannels; channelNdx++)
dstPixel[channelNdx] = srcPixel[channelNdx];
access.setPixel(dstPixel, x, y);
break;
}
default:
DE_ASSERT(false);
}
}
}
} // anonymous
FragmentOutputCase::IterateResult FragmentOutputCase::iterate (void)
{
TestLog& log = m_testCtx.getLog();
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
// Compute grid size & index list.
const int minCellSize = 8;
const IVec2 minBufSize = getMinSize(m_fboSpec);
const int gridWidth = de::clamp(minBufSize.x()/minCellSize, 1, 255)+1;
const int gridHeight = de::clamp(minBufSize.y()/minCellSize, 1, 255)+1;
const int numVertices = gridWidth*gridHeight;
const int numQuads = (gridWidth-1)*(gridHeight-1);
const int numIndices = numQuads*6;
const int numInputVecs = getNumInputVectors(m_outputs);
vector<vector<deUint32> > inputs (numInputVecs);
vector<float> positions (numVertices*4);
vector<deUint16> indices (numIndices);
const int readAlignment = 4;
const int viewportW = minBufSize.x();
const int viewportH = minBufSize.y();
const int numAttachments = (int)m_fboSpec.size();
vector<deUint32> drawBuffers (numAttachments);
vector<AttachmentData> attachments (numAttachments);
// Initialize attachment data.
for (int ndx = 0; ndx < numAttachments; ndx++)
{
const tcu::TextureFormat texFmt = glu::mapGLInternalFormat(m_fboSpec[ndx].format);
const tcu::TextureChannelClass chnClass = tcu::getTextureChannelClass(texFmt.type);
const bool isFixedPoint = chnClass == tcu::TEXTURECHANNELCLASS_SIGNED_FIXED_POINT ||
chnClass == tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT;
// \note Fixed-point formats use float reference to enable more accurate result verification.
const tcu::TextureFormat refFmt = isFixedPoint ? tcu::TextureFormat(texFmt.order, tcu::TextureFormat::FLOAT) : texFmt;
const tcu::TextureFormat readFmt = getFramebufferReadFormat(texFmt);
const int attachmentW = m_fboSpec[ndx].width;
const int attachmentH = m_fboSpec[ndx].height;
drawBuffers[ndx] = GL_COLOR_ATTACHMENT0+ndx;
attachments[ndx].format = texFmt;
attachments[ndx].readFormat = readFmt;
attachments[ndx].referenceFormat = refFmt;
attachments[ndx].renderedData.resize(readFmt.getPixelSize()*attachmentW*attachmentH);
attachments[ndx].referenceData.resize(refFmt.getPixelSize()*attachmentW*attachmentH);
}
// Initialize indices.
for (int quadNdx = 0; quadNdx < numQuads; quadNdx++)
{
int quadY = quadNdx / (gridWidth-1);
int quadX = quadNdx - quadY*(gridWidth-1);
indices[quadNdx*6+0] = quadX + quadY*gridWidth;
indices[quadNdx*6+1] = quadX + (quadY+1)*gridWidth;
indices[quadNdx*6+2] = quadX + quadY*gridWidth + 1;
indices[quadNdx*6+3] = indices[quadNdx*6+1];
indices[quadNdx*6+4] = quadX + (quadY+1)*gridWidth + 1;
indices[quadNdx*6+5] = indices[quadNdx*6+2];
}
for (int y = 0; y < gridHeight; y++)
{
for (int x = 0; x < gridWidth; x++)
{
float xf = (float)x / (float)(gridWidth-1);
float yf = (float)y / (float)(gridHeight-1);
positions[(y*gridWidth + x)*4 + 0] = 2.0f*xf - 1.0f;
positions[(y*gridWidth + x)*4 + 1] = 2.0f*yf - 1.0f;
positions[(y*gridWidth + x)*4 + 2] = 0.0f;
positions[(y*gridWidth + x)*4 + 3] = 1.0f;
}
}
// Initialize input vectors.
{
int curInVec = 0;
for (int outputNdx = 0; outputNdx < (int)m_outputs.size(); outputNdx++)
{
const FragmentOutput& output = m_outputs[outputNdx];
bool isFloat = glu::isDataTypeFloatOrVec(output.type);
bool isInt = glu::isDataTypeIntOrIVec(output.type);
bool isUint = glu::isDataTypeUintOrUVec(output.type);
int numVecs = output.arrayLength > 0 ? output.arrayLength : 1;
int numScalars = glu::getDataTypeScalarSize(output.type);
for (int vecNdx = 0; vecNdx < numVecs; vecNdx++)
{
inputs[curInVec].resize(numVertices*numScalars);
// Record how many outputs are written in attachment.
DE_ASSERT(output.location+vecNdx < (int)attachments.size());
attachments[output.location+vecNdx].numWrittenChannels = numScalars;
attachments[output.location+vecNdx].outPrecision = output.precision;
if (isFloat)
{
Vec2 range = getFloatRange(output.precision);
Vec4 minVal (range.x());
Vec4 maxVal (range.y());
float* dst = (float*)&inputs[curInVec][0];
if (de::inBounds(output.location+vecNdx, 0, (int)attachments.size()))
{
// \note Floating-point precision conversion is not well-defined. For that reason we must
// limit value range to intersection of both data type and render target value ranges.
const tcu::TextureFormatInfo fmtInfo = tcu::getTextureFormatInfo(attachments[output.location+vecNdx].format);
minVal = tcu::max(minVal, fmtInfo.valueMin);
maxVal = tcu::min(maxVal, fmtInfo.valueMax);
}
m_testCtx.getLog() << TestLog::Message << "out" << curInVec << " value range: " << valueRangeToString(numScalars, minVal, maxVal) << TestLog::EndMessage;
for (int y = 0; y < gridHeight; y++)
{
for (int x = 0; x < gridWidth; x++)
{
float xf = (float)x / (float)(gridWidth-1);
float yf = (float)y / (float)(gridHeight-1);
float f0 = (xf + yf) * 0.5f;
float f1 = 0.5f + (xf - yf) * 0.5f;
Vec4 f = swizzleVec(Vec4(f0, f1, 1.0f-f0, 1.0f-f1), curInVec);
Vec4 c = minVal + (maxVal-minVal)*f;
float* v = dst + (y*gridWidth + x)*numScalars;
for (int ndx = 0; ndx < numScalars; ndx++)
v[ndx] = c[ndx];
}
}
}
else if (isInt)
{
const IVec2 range = getIntRange(output.precision);
IVec4 minVal (range.x());
IVec4 maxVal (range.y());
if (de::inBounds(output.location+vecNdx, 0, (int)attachments.size()))
{
// Limit to range of output format as conversion mode is not specified.
const IVec4 fmtBits = tcu::getTextureFormatBitDepth(attachments[output.location+vecNdx].format);
const BVec4 isZero = lessThanEqual(fmtBits, IVec4(0));
const IVec4 fmtMinVal = (-(tcu::Vector<deInt64, 4>(1) << (fmtBits-1).cast<deInt64>())).asInt();
const IVec4 fmtMaxVal = ((tcu::Vector<deInt64, 4>(1) << (fmtBits-1).cast<deInt64>())-deInt64(1)).asInt();
minVal = select(minVal, tcu::max(minVal, fmtMinVal), isZero);
maxVal = select(maxVal, tcu::min(maxVal, fmtMaxVal), isZero);
}
m_testCtx.getLog() << TestLog::Message << "out" << curInVec << " value range: " << valueRangeToString(numScalars, minVal, maxVal) << TestLog::EndMessage;
const IVec4 rangeDiv = swizzleVec((IVec4(gridWidth, gridHeight, gridWidth, gridHeight)-1), curInVec);
const IVec4 step = ((maxVal.cast<deInt64>() - minVal.cast<deInt64>()) / (rangeDiv.cast<deInt64>())).asInt();
deInt32* dst = (deInt32*)&inputs[curInVec][0];
for (int y = 0; y < gridHeight; y++)
{
for (int x = 0; x < gridWidth; x++)
{
int ix = gridWidth - x - 1;
int iy = gridHeight - y - 1;
IVec4 c = minVal + step*swizzleVec(IVec4(x, y, ix, iy), curInVec);
deInt32* v = dst + (y*gridWidth + x)*numScalars;
DE_ASSERT(boolAll(logicalAnd(greaterThanEqual(c, minVal), lessThanEqual(c, maxVal))));
for (int ndx = 0; ndx < numScalars; ndx++)
v[ndx] = c[ndx];
}
}
}
else if (isUint)
{
const UVec2 range = getUintRange(output.precision);
UVec4 maxVal (range.y());
if (de::inBounds(output.location+vecNdx, 0, (int)attachments.size()))
{
// Limit to range of output format as conversion mode is not specified.
const IVec4 fmtBits = tcu::getTextureFormatBitDepth(attachments[output.location+vecNdx].format);
const UVec4 fmtMaxVal = ((tcu::Vector<deUint64, 4>(1) << fmtBits.cast<deUint64>())-deUint64(1)).asUint();
maxVal = tcu::min(maxVal, fmtMaxVal);
}
m_testCtx.getLog() << TestLog::Message << "out" << curInVec << " value range: " << valueRangeToString(numScalars, UVec4(0), maxVal) << TestLog::EndMessage;
const IVec4 rangeDiv = swizzleVec((IVec4(gridWidth, gridHeight, gridWidth, gridHeight)-1), curInVec);
const UVec4 step = maxVal / rangeDiv.asUint();
deUint32* dst = &inputs[curInVec][0];
DE_ASSERT(range.x() == 0);
for (int y = 0; y < gridHeight; y++)
{
for (int x = 0; x < gridWidth; x++)
{
int ix = gridWidth - x - 1;
int iy = gridHeight - y - 1;
UVec4 c = step*swizzleVec(IVec4(x, y, ix, iy).asUint(), curInVec);
deUint32* v = dst + (y*gridWidth + x)*numScalars;
DE_ASSERT(boolAll(lessThanEqual(c, maxVal)));
for (int ndx = 0; ndx < numScalars; ndx++)
v[ndx] = c[ndx];
}
}
}
else
DE_ASSERT(false);
curInVec += 1;
}
}
}
// Render using gl.
gl.useProgram(m_program->getProgram());
gl.bindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
gl.viewport(0, 0, viewportW, viewportH);
gl.drawBuffers((int)drawBuffers.size(), &drawBuffers[0]);
gl.disable(GL_DITHER); // Dithering causes issues with unorm formats. Those issues could be worked around in threshold, but it makes validation less accurate.
GLU_EXPECT_NO_ERROR(gl.getError(), "After program setup");
{
int curInVec = 0;
for (int outputNdx = 0; outputNdx < (int)m_outputs.size(); outputNdx++)
{
const FragmentOutput& output = m_outputs[outputNdx];
bool isArray = output.arrayLength > 0;
bool isFloat = glu::isDataTypeFloatOrVec(output.type);
bool isInt = glu::isDataTypeIntOrIVec(output.type);
bool isUint = glu::isDataTypeUintOrUVec(output.type);
int scalarSize = glu::getDataTypeScalarSize(output.type);
deUint32 glScalarType = isFloat ? GL_FLOAT :
isInt ? GL_INT :
isUint ? GL_UNSIGNED_INT : GL_NONE;
int numVecs = isArray ? output.arrayLength : 1;
for (int vecNdx = 0; vecNdx < numVecs; vecNdx++)
{
string name = string("in") + de::toString(outputNdx) + (isArray ? string("_") + de::toString(vecNdx) : string());
int loc = gl.getAttribLocation(m_program->getProgram(), name.c_str());
if (loc >= 0)
{
gl.enableVertexAttribArray(loc);
if (isFloat)
gl.vertexAttribPointer(loc, scalarSize, glScalarType, GL_FALSE, 0, &inputs[curInVec][0]);
else
gl.vertexAttribIPointer(loc, scalarSize, glScalarType, 0, &inputs[curInVec][0]);
}
else
log << TestLog::Message << "Warning: No location for attribute '" << name << "' found." << TestLog::EndMessage;
curInVec += 1;
}
}
}
{
int posLoc = gl.getAttribLocation(m_program->getProgram(), "a_position");
TCU_CHECK(posLoc >= 0);
gl.enableVertexAttribArray(posLoc);
gl.vertexAttribPointer(posLoc, 4, GL_FLOAT, GL_FALSE, 0, &positions[0]);
}
GLU_EXPECT_NO_ERROR(gl.getError(), "After attribute setup");
gl.drawElements(GL_TRIANGLES, numIndices, GL_UNSIGNED_SHORT, &indices[0]);
GLU_EXPECT_NO_ERROR(gl.getError(), "glDrawElements");
// Read all attachment points.
for (int ndx = 0; ndx < numAttachments; ndx++)
{
const glu::TransferFormat transferFmt = glu::getTransferFormat(attachments[ndx].readFormat);
void* dst = &attachments[ndx].renderedData[0];
const int attachmentW = m_fboSpec[ndx].width;
const int attachmentH = m_fboSpec[ndx].height;
const int numValidChannels = attachments[ndx].numWrittenChannels;
const tcu::PixelBufferAccess rendered (attachments[ndx].readFormat, attachmentW, attachmentH, 1, deAlign32(attachments[ndx].readFormat.getPixelSize()*attachmentW, readAlignment), 0, &attachments[ndx].renderedData[0]);
gl.readBuffer(GL_COLOR_ATTACHMENT0+ndx);
gl.readPixels(0, 0, minBufSize.x(), minBufSize.y(), transferFmt.format, transferFmt.dataType, dst);
clearUndefined(rendered, numValidChannels);
}
// Render reference images.
{
int curInNdx = 0;
for (int outputNdx = 0; outputNdx < (int)m_outputs.size(); outputNdx++)
{
const FragmentOutput& output = m_outputs[outputNdx];
const bool isArray = output.arrayLength > 0;
const bool isFloat = glu::isDataTypeFloatOrVec(output.type);
const bool isInt = glu::isDataTypeIntOrIVec(output.type);
const bool isUint = glu::isDataTypeUintOrUVec(output.type);
const int scalarSize = glu::getDataTypeScalarSize(output.type);
const int numVecs = isArray ? output.arrayLength : 1;
for (int vecNdx = 0; vecNdx < numVecs; vecNdx++)
{
const int location = output.location+vecNdx;
const void* inputData = &inputs[curInNdx][0];
DE_ASSERT(de::inBounds(location, 0, (int)m_fboSpec.size()));
const int bufW = m_fboSpec[location].width;
const int bufH = m_fboSpec[location].height;
const tcu::PixelBufferAccess buf (attachments[location].referenceFormat, bufW, bufH, 1, &attachments[location].referenceData[0]);
const tcu::PixelBufferAccess viewportBuf = getSubregion(buf, 0, 0, 0, viewportW, viewportH, 1);
if (isInt || isUint)
renderIntReference(viewportBuf, gridWidth, gridHeight, scalarSize, (const int*)inputData);
else if (isFloat)
renderFloatReference(viewportBuf, gridWidth, gridHeight, scalarSize, (const float*)inputData);
else
DE_ASSERT(false);
curInNdx += 1;
}
}
}
// Compare all images.
bool allLevelsOk = true;
for (int attachNdx = 0; attachNdx < numAttachments; attachNdx++)
{
const int attachmentW = m_fboSpec[attachNdx].width;
const int attachmentH = m_fboSpec[attachNdx].height;
const int numValidChannels = attachments[attachNdx].numWrittenChannels;
const tcu::BVec4 cmpMask (numValidChannels >= 1, numValidChannels >= 2, numValidChannels >= 3, numValidChannels >= 4);
const glu::Precision outPrecision = attachments[attachNdx].outPrecision;
const tcu::TextureFormat& format = attachments[attachNdx].format;
tcu::ConstPixelBufferAccess rendered (attachments[attachNdx].readFormat, attachmentW, attachmentH, 1, deAlign32(attachments[attachNdx].readFormat.getPixelSize()*attachmentW, readAlignment), 0, &attachments[attachNdx].renderedData[0]);
tcu::ConstPixelBufferAccess reference (attachments[attachNdx].referenceFormat, attachmentW, attachmentH, 1, &attachments[attachNdx].referenceData[0]);
tcu::TextureChannelClass texClass = tcu::getTextureChannelClass(format.type);
bool isOk = true;
const string name = string("Attachment") + de::toString(attachNdx);
const string desc = string("Color attachment ") + de::toString(attachNdx);
log << TestLog::Message << "Attachment " << attachNdx << ": " << numValidChannels << " channels have defined values and used for comparison" << TestLog::EndMessage;
switch (texClass)
{
case tcu::TEXTURECHANNELCLASS_FLOATING_POINT:
{
const deUint32 interpThreshold = 4; //!< 4 ULP interpolation threshold (interpolation always in highp)
deUint32 outTypeThreshold = 0; //!< Threshold based on output type
UVec4 formatThreshold; //!< Threshold computed based on format.
UVec4 finalThreshold;
// 1 ULP rounding error is allowed for smaller floating-point formats
switch (format.type)
{
case tcu::TextureFormat::FLOAT: formatThreshold = UVec4(0); break;
case tcu::TextureFormat::HALF_FLOAT: formatThreshold = UVec4((1<<(23-10))); break;
case tcu::TextureFormat::UNSIGNED_INT_11F_11F_10F_REV: formatThreshold = UVec4((1<<(23-6)), (1<<(23-6)), (1<<(23-5)), 0); break;
default:
DE_ASSERT(false);
break;
}
// 1 ULP rounding error for highp -> output precision cast
switch (outPrecision)
{
case glu::PRECISION_LOWP: outTypeThreshold = (1<<(23-8)); break;
case glu::PRECISION_MEDIUMP: outTypeThreshold = (1<<(23-10)); break;
case glu::PRECISION_HIGHP: outTypeThreshold = 0; break;
default:
DE_ASSERT(false);
}
finalThreshold = select(max(formatThreshold, UVec4(deMax32(interpThreshold, outTypeThreshold))), UVec4(~0u), cmpMask);
isOk = tcu::floatUlpThresholdCompare(log, name.c_str(), desc.c_str(), reference, rendered, finalThreshold, tcu::COMPARE_LOG_RESULT);
break;
}
case tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT:
{
// \note glReadPixels() allows only 8 bits to be read. This means that RGB10_A2 will loose some
// bits in the process and it must be taken into account when computing threshold.
const IVec4 bits = min(IVec4(8), tcu::getTextureFormatBitDepth(format));
const Vec4 baseThreshold = 1.0f / ((IVec4(1) << bits)-1).asFloat();
const Vec4 threshold = select(baseThreshold, Vec4(2.0f), cmpMask);
isOk = tcu::floatThresholdCompare(log, name.c_str(), desc.c_str(), reference, rendered, threshold, tcu::COMPARE_LOG_RESULT);
break;
}
case tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER:
case tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER:
{
const tcu::UVec4 threshold = select(UVec4(0u), UVec4(~0u), cmpMask);
isOk = tcu::intThresholdCompare(log, name.c_str(), desc.c_str(), reference, rendered, threshold, tcu::COMPARE_LOG_RESULT);
break;
}
default:
TCU_FAIL("Unsupported comparison");
break;
}
if (!isOk)
allLevelsOk = false;
}
m_testCtx.setTestResult(allLevelsOk ? QP_TEST_RESULT_PASS : QP_TEST_RESULT_FAIL,
allLevelsOk ? "Pass" : "Image comparison failed");
return STOP;
}
FragmentOutputTests::FragmentOutputTests (Context& context)
: TestCaseGroup(context, "fragment_out", "Fragment output tests")
{
}
FragmentOutputTests::~FragmentOutputTests (void)
{
}
static FragmentOutputCase* createRandomCase (Context& context, int minRenderTargets, int maxRenderTargets, deUint32 seed)
{
static const glu::DataType outputTypes[] =
{
glu::TYPE_FLOAT,
glu::TYPE_FLOAT_VEC2,
glu::TYPE_FLOAT_VEC3,
glu::TYPE_FLOAT_VEC4,
glu::TYPE_INT,
glu::TYPE_INT_VEC2,
glu::TYPE_INT_VEC3,
glu::TYPE_INT_VEC4,
glu::TYPE_UINT,
glu::TYPE_UINT_VEC2,
glu::TYPE_UINT_VEC3,
glu::TYPE_UINT_VEC4
};
static const glu::Precision precisions[] =
{
glu::PRECISION_LOWP,
glu::PRECISION_MEDIUMP,
glu::PRECISION_HIGHP
};
static const deUint32 floatFormats[] =
{
GL_RGBA32F,
GL_RGBA16F,
GL_R11F_G11F_B10F,
GL_RG32F,
GL_RG16F,
GL_R32F,
GL_R16F,
GL_RGBA8,
GL_SRGB8_ALPHA8,
GL_RGB10_A2,
GL_RGBA4,
GL_RGB5_A1,
GL_RGB8,
GL_RGB565,
GL_RG8,
GL_R8
};
static const deUint32 intFormats[] =
{
GL_RGBA32I,
GL_RGBA16I,
GL_RGBA8I,
GL_RG32I,
GL_RG16I,
GL_RG8I,
GL_R32I,
GL_R16I,
GL_R8I
};
static const deUint32 uintFormats[] =
{
GL_RGBA32UI,
GL_RGBA16UI,
GL_RGBA8UI,
GL_RGB10_A2UI,
GL_RG32UI,
GL_RG16UI,
GL_RG8UI,
GL_R32UI,
GL_R16UI,
GL_R8UI
};
de::Random rnd (seed);
vector<FragmentOutput> outputs;
vector<BufferSpec> targets;
vector<glu::DataType> outTypes;
int numTargets = rnd.getInt(minRenderTargets, maxRenderTargets);
const int width = 128; // \todo [2012-04-10 pyry] Separate randomized sizes per target?
const int height = 64;
const int samples = 0;
// Compute outputs.
int curLoc = 0;
while (curLoc < numTargets)
{
bool useArray = rnd.getFloat() < 0.3f;
int maxArrayLen = numTargets-curLoc;
int arrayLen = useArray ? rnd.getInt(1, maxArrayLen) : 0;
glu::DataType basicType = rnd.choose<glu::DataType>(&outputTypes[0], &outputTypes[0] + DE_LENGTH_OF_ARRAY(outputTypes));
glu::Precision precision = rnd.choose<glu::Precision>(&precisions[0], &precisions[0] + DE_LENGTH_OF_ARRAY(precisions));
int numLocations = useArray ? arrayLen : 1;
outputs.push_back(FragmentOutput(basicType, precision, curLoc, arrayLen));
for (int ndx = 0; ndx < numLocations; ndx++)
outTypes.push_back(basicType);
curLoc += numLocations;
}
DE_ASSERT(curLoc == numTargets);
DE_ASSERT((int)outTypes.size() == numTargets);
// Compute buffers.
while ((int)targets.size() < numTargets)
{
glu::DataType outType = outTypes[targets.size()];
bool isFloat = glu::isDataTypeFloatOrVec(outType);
bool isInt = glu::isDataTypeIntOrIVec(outType);
bool isUint = glu::isDataTypeUintOrUVec(outType);
deUint32 format = 0;
if (isFloat)
format = rnd.choose<deUint32>(&floatFormats[0], &floatFormats[0] + DE_LENGTH_OF_ARRAY(floatFormats));
else if (isInt)
format = rnd.choose<deUint32>(&intFormats[0], &intFormats[0] + DE_LENGTH_OF_ARRAY(intFormats));
else if (isUint)
format = rnd.choose<deUint32>(&uintFormats[0], &uintFormats[0] + DE_LENGTH_OF_ARRAY(uintFormats));
else
DE_ASSERT(false);
targets.push_back(BufferSpec(format, width, height, samples));
}
return new FragmentOutputCase(context, de::toString(seed).c_str(), "", targets, outputs);
}
void FragmentOutputTests::init (void)
{
static const deUint32 requiredFloatFormats[] =
{
GL_RGBA32F,
GL_RGBA16F,
GL_R11F_G11F_B10F,
GL_RG32F,
GL_RG16F,
GL_R32F,
GL_R16F
};
static const deUint32 requiredFixedFormats[] =
{
GL_RGBA8,
GL_SRGB8_ALPHA8,
GL_RGB10_A2,
GL_RGBA4,
GL_RGB5_A1,
GL_RGB8,
GL_RGB565,
GL_RG8,
GL_R8
};
static const deUint32 requiredIntFormats[] =
{
GL_RGBA32I,
GL_RGBA16I,
GL_RGBA8I,
GL_RG32I,
GL_RG16I,
GL_RG8I,
GL_R32I,
GL_R16I,
GL_R8I
};
static const deUint32 requiredUintFormats[] =
{
GL_RGBA32UI,
GL_RGBA16UI,
GL_RGBA8UI,
GL_RGB10_A2UI,
GL_RG32UI,
GL_RG16UI,
GL_RG8UI,
GL_R32UI,
GL_R16UI,
GL_R8UI
};
static const glu::Precision precisions[] =
{
glu::PRECISION_LOWP,
glu::PRECISION_MEDIUMP,
glu::PRECISION_HIGHP
};
// .basic.
{
tcu::TestCaseGroup* basicGroup = new tcu::TestCaseGroup(m_testCtx, "basic", "Basic fragment output tests");
addChild(basicGroup);
const int width = 64;
const int height = 64;
const int samples = 0;
// .float
tcu::TestCaseGroup* floatGroup = new tcu::TestCaseGroup(m_testCtx, "float", "Floating-point output tests");
basicGroup->addChild(floatGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredFloatFormats); fmtNdx++)
{
deUint32 format = requiredFloatFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_float").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT, prec, 0)).toVec()));
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC2, prec, 0)).toVec()));
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC3, prec, 0)).toVec()));
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC4, prec, 0)).toVec()));
}
}
// .fixed
tcu::TestCaseGroup* fixedGroup = new tcu::TestCaseGroup(m_testCtx, "fixed", "Fixed-point output tests");
basicGroup->addChild(fixedGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredFixedFormats); fmtNdx++)
{
deUint32 format = requiredFixedFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_float").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT, prec, 0)).toVec()));
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC2, prec, 0)).toVec()));
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC3, prec, 0)).toVec()));
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC4, prec, 0)).toVec()));
}
}
// .int
tcu::TestCaseGroup* intGroup = new tcu::TestCaseGroup(m_testCtx, "int", "Integer output tests");
basicGroup->addChild(intGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredIntFormats); fmtNdx++)
{
deUint32 format = requiredIntFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_int").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT, prec, 0)).toVec()));
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_ivec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT_VEC2, prec, 0)).toVec()));
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_ivec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT_VEC3, prec, 0)).toVec()));
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_ivec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT_VEC4, prec, 0)).toVec()));
}
}
// .uint
tcu::TestCaseGroup* uintGroup = new tcu::TestCaseGroup(m_testCtx, "uint", "Usigned integer output tests");
basicGroup->addChild(uintGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredUintFormats); fmtNdx++)
{
deUint32 format = requiredUintFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uint").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT, prec, 0)).toVec()));
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uvec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT_VEC2, prec, 0)).toVec()));
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uvec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT_VEC3, prec, 0)).toVec()));
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uvec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT_VEC4, prec, 0)).toVec()));
}
}
}
// .array
{
tcu::TestCaseGroup* arrayGroup = new tcu::TestCaseGroup(m_testCtx, "array", "Array outputs");
addChild(arrayGroup);
const int width = 64;
const int height = 64;
const int samples = 0;
const int numTargets = 3;
// .float
tcu::TestCaseGroup* floatGroup = new tcu::TestCaseGroup(m_testCtx, "float", "Floating-point output tests");
arrayGroup->addChild(floatGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredFloatFormats); fmtNdx++)
{
deUint32 format = requiredFloatFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
for (int ndx = 0; ndx < numTargets; ndx++)
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_float").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT, prec, 0, numTargets)).toVec()));
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC2, prec, 0, numTargets)).toVec()));
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC3, prec, 0, numTargets)).toVec()));
floatGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC4, prec, 0, numTargets)).toVec()));
}
}
// .fixed
tcu::TestCaseGroup* fixedGroup = new tcu::TestCaseGroup(m_testCtx, "fixed", "Fixed-point output tests");
arrayGroup->addChild(fixedGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredFixedFormats); fmtNdx++)
{
deUint32 format = requiredFixedFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
for (int ndx = 0; ndx < numTargets; ndx++)
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_float").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT, prec, 0, numTargets)).toVec()));
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC2, prec, 0, numTargets)).toVec()));
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC3, prec, 0, numTargets)).toVec()));
fixedGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_vec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_FLOAT_VEC4, prec, 0, numTargets)).toVec()));
}
}
// .int
tcu::TestCaseGroup* intGroup = new tcu::TestCaseGroup(m_testCtx, "int", "Integer output tests");
arrayGroup->addChild(intGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredIntFormats); fmtNdx++)
{
deUint32 format = requiredIntFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
for (int ndx = 0; ndx < numTargets; ndx++)
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_int").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT, prec, 0, numTargets)).toVec()));
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_ivec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT_VEC2, prec, 0, numTargets)).toVec()));
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_ivec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT_VEC3, prec, 0, numTargets)).toVec()));
intGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_ivec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_INT_VEC4, prec, 0, numTargets)).toVec()));
}
}
// .uint
tcu::TestCaseGroup* uintGroup = new tcu::TestCaseGroup(m_testCtx, "uint", "Usigned integer output tests");
arrayGroup->addChild(uintGroup);
for (int fmtNdx = 0; fmtNdx < DE_LENGTH_OF_ARRAY(requiredUintFormats); fmtNdx++)
{
deUint32 format = requiredUintFormats[fmtNdx];
string fmtName = getFormatName(format);
vector<BufferSpec> fboSpec;
for (int ndx = 0; ndx < numTargets; ndx++)
fboSpec.push_back(BufferSpec(format, width, height, samples));
for (int precNdx = 0; precNdx < DE_LENGTH_OF_ARRAY(precisions); precNdx++)
{
glu::Precision prec = precisions[precNdx];
string precName = glu::getPrecisionName(prec);
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uint").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT, prec, 0, numTargets)).toVec()));
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uvec2").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT_VEC2, prec, 0, numTargets)).toVec()));
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uvec3").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT_VEC3, prec, 0, numTargets)).toVec()));
uintGroup->addChild(new FragmentOutputCase(m_context, (fmtName + "_" + precName + "_uvec4").c_str(), "", fboSpec, (OutputVec() << FragmentOutput(glu::TYPE_UINT_VEC4, prec, 0, numTargets)).toVec()));
}
}
}
// .random
{
tcu::TestCaseGroup* randomGroup = new tcu::TestCaseGroup(m_testCtx, "random", "Random fragment output cases");
addChild(randomGroup);
for (deUint32 seed = 0; seed < 100; seed++)
randomGroup->addChild(createRandomCase(m_context, 2, 4, seed));
}
}
} // Functional
} // gles3
} // deqp