/*-------------------------------------------------------------------------
* drawElements Quality Program OpenGL ES 3.1 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 Multisample texture size tests
*//*--------------------------------------------------------------------*/
#include "es31fShaderTextureSizeTests.hpp"
#include "gluRenderContext.hpp"
#include "gluShaderProgram.hpp"
#include "gluPixelTransfer.hpp"
#include "gluContextInfo.hpp"
#include "glwEnums.hpp"
#include "glwFunctions.hpp"
#include "tcuTestLog.hpp"
#include "tcuStringTemplate.hpp"
#include "tcuSurface.hpp"
#include "tcuRenderTarget.hpp"
#include "deStringUtil.hpp"
using namespace glw;
namespace deqp
{
namespace gles31
{
namespace Functional
{
namespace
{
static const char* const s_positionVertexShaderSource = "#version 310 es\n"
"in highp vec4 a_position;\n"
"void main (void)\n"
"{\n"
" gl_Position = a_position;\n"
"}\n";
class TextureSizeCase : public TestCase
{
public:
enum TextureType
{
TEXTURE_FLOAT_2D = 0,
TEXTURE_FLOAT_2D_ARRAY,
TEXTURE_INT_2D,
TEXTURE_INT_2D_ARRAY,
TEXTURE_UINT_2D,
TEXTURE_UINT_2D_ARRAY,
TEXTURE_LAST
};
TextureSizeCase (Context& context, const char* name, const char* desc, TextureType type, int samples);
~TextureSizeCase (void);
private:
void init (void);
void deinit (void);
IterateResult iterate (void);
std::string genFragmentSource (void);
glw::GLenum getTextureGLTarget (void);
glw::GLenum getTextureGLInternalFormat (void);
void createTexture (const tcu::IVec3& size);
void deleteTexture (void);
void runShader (tcu::Surface& dst, const tcu::IVec3& size);
bool verifyImage (const tcu::Surface& dst);
const TextureType m_type;
const int m_numSamples;
const bool m_isArrayType;
glw::GLuint m_texture;
glw::GLuint m_vbo;
glu::ShaderProgram* m_shader;
std::vector<tcu::IVec3> m_iterations;
int m_iteration;
bool m_allIterationsPassed;
bool m_allCasesSkipped;
};
TextureSizeCase::TextureSizeCase (Context& context, const char* name, const char* desc, TextureType type, int samples)
: TestCase (context, name, desc)
, m_type (type)
, m_numSamples (samples)
, m_isArrayType (m_type == TEXTURE_FLOAT_2D_ARRAY || m_type == TEXTURE_INT_2D_ARRAY || m_type == TEXTURE_UINT_2D_ARRAY)
, m_texture (0)
, m_vbo (0)
, m_shader (DE_NULL)
, m_iteration (0)
, m_allIterationsPassed (true)
, m_allCasesSkipped (true)
{
DE_ASSERT(type < TEXTURE_LAST);
}
TextureSizeCase::~TextureSizeCase (void)
{
deinit();
}
void TextureSizeCase::init (void)
{
static const tcu::IVec2 testSizes2D[] =
{
tcu::IVec2(1, 1),
tcu::IVec2(1, 4),
tcu::IVec2(4, 8),
tcu::IVec2(21, 11),
tcu::IVec2(107, 254),
tcu::IVec2(-1, 3),
tcu::IVec2(3, -1),
};
static const tcu::IVec3 testSizes3D[] =
{
tcu::IVec3(1, 1, 1),
tcu::IVec3(1, 4, 7),
tcu::IVec3(4, 8, 12),
tcu::IVec3(21, 11, 9),
tcu::IVec3(107, 254, 2),
tcu::IVec3(-1, 3, 3),
tcu::IVec3(3, -1, 3),
tcu::IVec3(4, 4, -1),
};
static const tcu::Vec4 fullscreenQuad[] =
{
tcu::Vec4(-1.0f, 1.0f, 0.0f, 1.0f),
tcu::Vec4(-1.0f, -1.0f, 0.0f, 1.0f),
tcu::Vec4( 1.0f, 1.0f, 0.0f, 1.0f),
tcu::Vec4( 1.0f, -1.0f, 0.0f, 1.0f)
};
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
glw::GLint maxTextureSize = 0;
glw::GLint maxTextureLayers = 0;
glw::GLint maxSamples = 0;
gl.getIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
gl.getIntegerv(GL_MAX_ARRAY_TEXTURE_LAYERS, &maxTextureLayers);
gl.getInternalformativ(getTextureGLTarget(), getTextureGLInternalFormat(), GL_SAMPLES, 1, &maxSamples);
// requirements
if (m_isArrayType && !m_context.getContextInfo().isExtensionSupported("GL_OES_texture_storage_multisample_2d_array"))
throw tcu::NotSupportedError("Test requires OES_texture_storage_multisample_2d_array extension");
if (m_context.getRenderTarget().getWidth() < 1 || m_context.getRenderTarget().getHeight() < 1)
throw tcu::NotSupportedError("rendertarget size must be at least 1x1");
if (m_numSamples > maxSamples)
throw tcu::NotSupportedError("sample count is not supported");
// gen shade
m_shader = new glu::ShaderProgram(m_context.getRenderContext(), glu::ProgramSources() << glu::VertexSource(s_positionVertexShaderSource) << glu::FragmentSource(genFragmentSource()));
m_testCtx.getLog() << *m_shader;
if (!m_shader->isOk())
throw tcu::TestError("shader build failed");
// gen buffer
gl.genBuffers(1, &m_vbo);
gl.bindBuffer(GL_ARRAY_BUFFER, m_vbo);
gl.bufferData(GL_ARRAY_BUFFER, sizeof(fullscreenQuad), fullscreenQuad, GL_STATIC_DRAW);
// gen iterations
m_testCtx.getLog()
<< tcu::TestLog::Message
<< "GL_MAX_TEXTURE_SIZE = " << maxTextureSize << "\n"
<< "GL_MAX_ARRAY_TEXTURE_LAYERS = " << maxTextureLayers
<< tcu::TestLog::EndMessage;
if (!m_isArrayType)
{
for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(testSizes2D); ++ndx)
{
if (testSizes2D[ndx].x() <= maxTextureSize && testSizes2D[ndx].y() <= maxTextureSize)
{
const int w = (testSizes2D[ndx].x() < 0) ? (maxTextureSize) : (testSizes2D[ndx].x());
const int h = (testSizes2D[ndx].y() < 0) ? (maxTextureSize) : (testSizes2D[ndx].y());
m_iterations.push_back(tcu::IVec3(w, h, 0));
}
}
}
else
{
for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(testSizes3D); ++ndx)
{
if (testSizes3D[ndx].x() <= maxTextureSize && testSizes3D[ndx].y() <= maxTextureSize && testSizes3D[ndx].z() <= maxTextureLayers)
{
const int w = (testSizes3D[ndx].x() < 0) ? (maxTextureSize) : (testSizes3D[ndx].x());
const int h = (testSizes3D[ndx].y() < 0) ? (maxTextureSize) : (testSizes3D[ndx].y());
const int d = (testSizes3D[ndx].z() < 0) ? (maxTextureLayers) : (testSizes3D[ndx].z());
m_iterations.push_back(tcu::IVec3(w, h, d));
}
}
}
}
void TextureSizeCase::deinit (void)
{
if (m_texture)
{
m_context.getRenderContext().getFunctions().deleteTextures(1, &m_texture);
m_texture = 0;
}
if (m_vbo)
{
m_context.getRenderContext().getFunctions().deleteBuffers(1, &m_vbo);
m_vbo = 0;
}
if (m_shader)
{
delete m_shader;
m_shader = DE_NULL;
}
}
TextureSizeCase::IterateResult TextureSizeCase::iterate (void)
{
tcu::Surface result (1, 1);
bool skipTest = false;
m_testCtx.getLog() << tcu::TestLog::Message << "\nIteration " << (m_iteration+1) << " / " << (int)m_iterations.size() << tcu::TestLog::EndMessage;
try
{
// set texture size
createTexture(m_iterations[m_iteration]);
// query texture size
runShader(result, m_iterations[m_iteration]);
}
catch (glu::OutOfMemoryError&)
{
m_testCtx.getLog() << tcu::TestLog::Message << "Got GL_OUT_OF_MEMORY, skipping this size" << tcu::TestLog::EndMessage;
skipTest = true;
}
// free resources
deleteTexture();
// queried value was correct?
if (!skipTest)
{
m_allCasesSkipped = false;
if (!verifyImage(result))
m_allIterationsPassed = false;
}
// final result
if (++m_iteration < (int)m_iterations.size())
return CONTINUE;
if (!m_allIterationsPassed)
{
m_testCtx.getLog() << tcu::TestLog::Message << "One or more test sizes failed." << tcu::TestLog::EndMessage;
m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Got invalid texture size");
}
else if (m_allCasesSkipped)
{
m_testCtx.getLog() << tcu::TestLog::Message << "Could not test any texture size, texture creation failed." << tcu::TestLog::EndMessage;
m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "All test texture creations failed");
}
else
{
m_testCtx.getLog() << tcu::TestLog::Message << "All texture sizes passed." << tcu::TestLog::EndMessage;
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
}
return STOP;
}
std::string TextureSizeCase::genFragmentSource (void)
{
static const char* const templateSource = "#version 310 es\n"
"${EXTENSION_STATEMENT}"
"layout(location = 0) out highp vec4 fragColor;\n"
"uniform highp ${SAMPLERTYPE} u_sampler;\n"
"uniform highp ${SIZETYPE} u_size;\n"
"void main (void)\n"
"{\n"
" const highp vec4 okColor = vec4(0.0, 1.0, 0.0, 1.0);\n"
" const highp vec4 failColor = vec4(1.0, 0.0, 0.0, 1.0);\n"
" fragColor = (textureSize(u_sampler) == u_size) ? (okColor) : (failColor);\n"
"}\n";
std::map<std::string, std::string> args;
switch (m_type)
{
case TEXTURE_FLOAT_2D: args["SAMPLERTYPE"] = "sampler2DMS"; break;
case TEXTURE_FLOAT_2D_ARRAY: args["SAMPLERTYPE"] = "sampler2DMSArray"; break;
case TEXTURE_INT_2D: args["SAMPLERTYPE"] = "isampler2DMS"; break;
case TEXTURE_INT_2D_ARRAY: args["SAMPLERTYPE"] = "isampler2DMSArray"; break;
case TEXTURE_UINT_2D: args["SAMPLERTYPE"] = "usampler2DMS"; break;
case TEXTURE_UINT_2D_ARRAY: args["SAMPLERTYPE"] = "usampler2DMSArray"; break;
default:
DE_ASSERT(DE_FALSE);
}
if (!m_isArrayType)
args["SIZETYPE"] = "ivec2";
else
args["SIZETYPE"] = "ivec3";
if (m_isArrayType)
args["EXTENSION_STATEMENT"] = "#extension GL_OES_texture_storage_multisample_2d_array : require\n";
else
args["EXTENSION_STATEMENT"] = "";
return tcu::StringTemplate(templateSource).specialize(args);
}
glw::GLenum TextureSizeCase::getTextureGLTarget (void)
{
switch (m_type)
{
case TEXTURE_FLOAT_2D: return GL_TEXTURE_2D_MULTISAMPLE;
case TEXTURE_FLOAT_2D_ARRAY: return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
case TEXTURE_INT_2D: return GL_TEXTURE_2D_MULTISAMPLE;
case TEXTURE_INT_2D_ARRAY: return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
case TEXTURE_UINT_2D: return GL_TEXTURE_2D_MULTISAMPLE;
case TEXTURE_UINT_2D_ARRAY: return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
default:
DE_ASSERT(DE_FALSE);
return 0;
}
}
glw::GLenum TextureSizeCase::getTextureGLInternalFormat (void)
{
switch (m_type)
{
case TEXTURE_FLOAT_2D: return GL_RGBA8;
case TEXTURE_FLOAT_2D_ARRAY: return GL_RGBA8;
case TEXTURE_INT_2D: return GL_R8I;
case TEXTURE_INT_2D_ARRAY: return GL_R8I;
case TEXTURE_UINT_2D: return GL_R8UI;
case TEXTURE_UINT_2D_ARRAY: return GL_R8UI;
default:
DE_ASSERT(DE_FALSE);
return 0;
}
}
void TextureSizeCase::createTexture (const tcu::IVec3& size)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
if (!m_isArrayType)
m_testCtx.getLog() << tcu::TestLog::Message << "Creating texture with size " << size.x() << "x" << size.y() << tcu::TestLog::EndMessage;
else
m_testCtx.getLog() << tcu::TestLog::Message << "Creating texture with size " << size.x() << "x" << size.y() << "x" << size.z() << tcu::TestLog::EndMessage;
gl.genTextures(1, &m_texture);
gl.bindTexture(getTextureGLTarget(), m_texture);
GLU_EXPECT_NO_ERROR(gl.getError(), "texture gen");
if (!m_isArrayType)
gl.texStorage2DMultisample(getTextureGLTarget(), m_numSamples, getTextureGLInternalFormat(), size.x(), size.y(), GL_FALSE);
else
gl.texStorage3DMultisample(getTextureGLTarget(), m_numSamples, getTextureGLInternalFormat(), size.x(), size.y(), size.z(), GL_FALSE);
GLU_EXPECT_NO_ERROR(gl.getError(), "texStorage");
}
void TextureSizeCase::deleteTexture (void)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
if (m_texture)
{
gl.deleteTextures(1, &m_texture);
m_texture = 0;
GLU_EXPECT_NO_ERROR(gl.getError(), "texture delete");
}
}
void TextureSizeCase::runShader (tcu::Surface& dst, const tcu::IVec3& size)
{
const glw::Functions& gl = m_context.getRenderContext().getFunctions();
const int positionLoc = gl.getAttribLocation(m_shader->getProgram(), "a_position");
const int shaderSamplerLoc = gl.getUniformLocation(m_shader->getProgram(), "u_sampler");
const int shaderSizeLoc = gl.getUniformLocation(m_shader->getProgram(), "u_size");
m_testCtx.getLog() << tcu::TestLog::Message << "Running the verification shader." << tcu::TestLog::EndMessage;
GLU_EXPECT_NO_ERROR(gl.getError(), "preclear");
gl.viewport(0, 0, 1, 1);
gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f);
gl.clear(GL_COLOR_BUFFER_BIT);
GLU_EXPECT_NO_ERROR(gl.getError(), "clear");
gl.bindBuffer(GL_ARRAY_BUFFER, m_vbo);
gl.vertexAttribPointer(positionLoc, 4, GL_FLOAT, GL_FALSE, 0, DE_NULL);
gl.enableVertexAttribArray(positionLoc);
GLU_EXPECT_NO_ERROR(gl.getError(), "vertexAttrib");
gl.useProgram(m_shader->getProgram());
gl.uniform1i(shaderSamplerLoc, 0);
if (m_isArrayType)
gl.uniform3iv(shaderSizeLoc, 1, size.getPtr());
else
gl.uniform2iv(shaderSizeLoc, 1, size.getPtr());
GLU_EXPECT_NO_ERROR(gl.getError(), "setup program");
gl.bindTexture(getTextureGLTarget(), m_texture);
GLU_EXPECT_NO_ERROR(gl.getError(), "bindtex");
gl.drawArrays(GL_TRIANGLE_STRIP, 0, 4);
GLU_EXPECT_NO_ERROR(gl.getError(), "drawArrays");
gl.disableVertexAttribArray(positionLoc);
gl.useProgram(0);
GLU_EXPECT_NO_ERROR(gl.getError(), "cleanup");
gl.finish();
glu::readPixels(m_context.getRenderContext(), 0, 0, dst.getAccess());
GLU_EXPECT_NO_ERROR(gl.getError(), "readPixels");
}
bool TextureSizeCase::verifyImage (const tcu::Surface& dst)
{
DE_ASSERT(dst.getWidth() == 1 && dst.getHeight() == 1);
const int colorThresholdRed = 1 << (8 - m_context.getRenderTarget().getPixelFormat().redBits);
const int colorThresholdGreen = 1 << (8 - m_context.getRenderTarget().getPixelFormat().greenBits);
const int colorThresholdBlue = 1 << (8 - m_context.getRenderTarget().getPixelFormat().blueBits);
const tcu::RGBA color = dst.getPixel(0,0);
m_testCtx.getLog() << tcu::TestLog::Message << "Verifying image." << tcu::TestLog::EndMessage;
// green
if (color.getRed() < colorThresholdRed && color.getGreen() > 255 - colorThresholdGreen && color.getBlue() < colorThresholdBlue)
{
m_testCtx.getLog() << tcu::TestLog::Message << "Result ok." << tcu::TestLog::EndMessage;
return true;
}
// red
else if (color.getRed() > 255 - colorThresholdRed && color.getGreen() < colorThresholdGreen && color.getBlue() < colorThresholdBlue)
{
m_testCtx.getLog() << tcu::TestLog::Message << "Image size incorrect." << tcu::TestLog::EndMessage;
return false;
}
m_testCtx.getLog() << tcu::TestLog::Message << "Expected either green or red pixel, got " << color << tcu::TestLog::EndMessage;
return false;
}
} // anonymous
ShaderTextureSizeTests::ShaderTextureSizeTests (Context& context)
: TestCaseGroup(context, "texture_size", "Texture size tests")
{
}
ShaderTextureSizeTests::~ShaderTextureSizeTests (void)
{
}
void ShaderTextureSizeTests::init (void)
{
static const struct SamplerType
{
TextureSizeCase::TextureType type;
const char* name;
} samplerTypes[] =
{
{ TextureSizeCase::TEXTURE_FLOAT_2D, "texture_2d" },
{ TextureSizeCase::TEXTURE_FLOAT_2D_ARRAY, "texture_2d_array" },
{ TextureSizeCase::TEXTURE_INT_2D, "texture_int_2d" },
{ TextureSizeCase::TEXTURE_INT_2D_ARRAY, "texture_int_2d_array" },
{ TextureSizeCase::TEXTURE_UINT_2D, "texture_uint_2d" },
{ TextureSizeCase::TEXTURE_UINT_2D_ARRAY, "texture_uint_2d_array" },
};
static const int sampleCounts[] = { 1, 4 };
for (int samplerTypeNdx = 0; samplerTypeNdx < DE_LENGTH_OF_ARRAY(samplerTypes); ++samplerTypeNdx)
{
for (int sampleCountNdx = 0; sampleCountNdx < DE_LENGTH_OF_ARRAY(sampleCounts); ++sampleCountNdx)
{
const std::string name = std::string() + "samples_" + de::toString(sampleCounts[sampleCountNdx]) + "_" + samplerTypes[samplerTypeNdx].name;
const std::string desc = std::string() + "samples count = " + de::toString(sampleCounts[sampleCountNdx]) + ", type = " + samplerTypes[samplerTypeNdx].name;
addChild(new TextureSizeCase(m_context, name.c_str(), desc.c_str(), samplerTypes[samplerTypeNdx].type, sampleCounts[sampleCountNdx]));
}
}
}
} // Functional
} // gles31
} // deqp