/*-------------------------------------------------------------------------
* 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 Blend performance tests.
*//*--------------------------------------------------------------------*/
#include "es3pBlendTests.hpp"
#include "glsShaderPerformanceCase.hpp"
#include "tcuTestLog.hpp"
#include "gluStrUtil.hpp"
#include "glwEnums.hpp"
#include "glwFunctions.hpp"
namespace deqp
{
namespace gles3
{
namespace Performance
{
using namespace gls;
using namespace glw; // GL types
using tcu::Vec4;
using tcu::TestLog;
class BlendCase : public ShaderPerformanceCase
{
public:
BlendCase (Context& context, const char* name, const char* description, GLenum modeRGB, GLenum modeAlpha, GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);
~BlendCase (void);
void init (void);
private:
void setupRenderState (void);
GLenum m_modeRGB;
GLenum m_modeAlpha;
GLenum m_srcRGB;
GLenum m_dstRGB;
GLenum m_srcAlpha;
GLenum m_dstAlpha;
};
BlendCase::BlendCase (Context& context, const char* name, const char* description, GLenum modeRGB, GLenum modeAlpha, GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
: ShaderPerformanceCase (context.getTestContext(), context.getRenderContext(), name, description, CASETYPE_FRAGMENT)
, m_modeRGB (modeRGB)
, m_modeAlpha (modeAlpha)
, m_srcRGB (srcRGB)
, m_dstRGB (dstRGB)
, m_srcAlpha (srcAlpha)
, m_dstAlpha (dstAlpha)
{
}
BlendCase::~BlendCase (void)
{
}
void BlendCase::init (void)
{
TestLog& log = m_testCtx.getLog();
log << TestLog::Message << "modeRGB: " << glu::getBlendEquationStr(m_modeRGB) << TestLog::EndMessage;
log << TestLog::Message << "modeAlpha: " << glu::getBlendEquationStr(m_modeAlpha) << TestLog::EndMessage;
log << TestLog::Message << "srcRGB: " << glu::getBlendFactorStr(m_srcRGB) << TestLog::EndMessage;
log << TestLog::Message << "dstRGB: " << glu::getBlendFactorStr(m_dstRGB) << TestLog::EndMessage;
log << TestLog::Message << "srcAlpha: " << glu::getBlendFactorStr(m_srcAlpha) << TestLog::EndMessage;
log << TestLog::Message << "dstAlpha: " << glu::getBlendFactorStr(m_dstAlpha) << TestLog::EndMessage;
m_vertShaderSource =
"#version 300 es\n"
"in highp vec4 a_position;\n"
"in mediump vec4 a_color;\n"
"out mediump vec4 v_color;\n"
"void main (void)\n"
"{\n"
" gl_Position = a_position;\n"
" v_color = a_color;\n"
"}\n";
m_fragShaderSource =
"#version 300 es\n"
"in mediump vec4 v_color;\n"
"layout(location = 0) out mediump vec4 o_color;\n"
"void main (void)\n"
"{\n"
" o_color = v_color;\n"
"}\n";
m_attributes.push_back(AttribSpec("a_color", Vec4(0.0f, 0.5f, 0.5f, 1.0f),
Vec4(0.5f, 1.0f, 0.0f, 0.5f),
Vec4(0.5f, 0.0f, 1.0f, 0.5f),
Vec4(1.0f, 0.5f, 0.5f, 0.0f)));
ShaderPerformanceCase::init();
}
void BlendCase::setupRenderState (void)
{
const glw::Functions& gl = m_renderCtx.getFunctions();
gl.enable(GL_BLEND);
gl.blendEquationSeparate(m_modeRGB, m_modeAlpha);
gl.blendFuncSeparate(m_srcRGB, m_dstRGB, m_srcAlpha, m_dstAlpha);
GLU_EXPECT_NO_ERROR(gl.getError(), "After render state setup");
}
BlendTests::BlendTests (Context& context)
: TestCaseGroup(context, "blend", "Blend Performance Tests")
{
}
BlendTests::~BlendTests (void)
{
}
void BlendTests::init (void)
{
static const struct
{
const char* name;
GLenum modeRGB;
GLenum modeAlpha;
GLenum srcRGB;
GLenum dstRGB;
GLenum srcAlpha;
GLenum dstAlpha;
} cases[] =
{
// Single blend func, factor one.
{ "add", GL_FUNC_ADD, GL_FUNC_ADD, GL_ONE, GL_ONE, GL_ONE, GL_ONE },
{ "subtract", GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT, GL_ONE, GL_ONE, GL_ONE, GL_ONE },
{ "reverse_subtract", GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT, GL_ONE, GL_ONE, GL_ONE, GL_ONE },
{ "min", GL_MIN, GL_MIN, GL_ONE, GL_ONE, GL_ONE, GL_ONE },
{ "max", GL_MAX, GL_MAX, GL_ONE, GL_ONE, GL_ONE, GL_ONE },
// Porter-duff modes that can be implemented.
{ "dst_atop", GL_FUNC_ADD, GL_FUNC_ADD, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA, GL_ONE, GL_ZERO },
{ "dst_in", GL_FUNC_ADD, GL_FUNC_ADD, GL_ZERO, GL_SRC_ALPHA, GL_ZERO, GL_SRC_ALPHA },
{ "dst_out", GL_FUNC_ADD, GL_FUNC_ADD, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA },
{ "dst_over", GL_FUNC_ADD, GL_FUNC_ADD, GL_ONE_MINUS_DST_ALPHA, GL_ONE, GL_ONE, GL_ONE_MINUS_SRC_ALPHA },
{ "src_atop", GL_FUNC_ADD, GL_FUNC_ADD, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ZERO, GL_ONE },
{ "src_in", GL_FUNC_ADD, GL_FUNC_ADD, GL_DST_ALPHA, GL_ZERO, GL_DST_ALPHA, GL_ZERO },
{ "src_out", GL_FUNC_ADD, GL_FUNC_ADD, GL_ONE_MINUS_DST_ALPHA, GL_ZERO, GL_ONE_MINUS_DST_ALPHA, GL_ZERO },
{ "src_over", GL_FUNC_ADD, GL_FUNC_ADD, GL_ONE, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA },
{ "multiply", GL_FUNC_ADD, GL_FUNC_ADD, GL_DST_COLOR, GL_ZERO, GL_DST_ALPHA, GL_ZERO },
{ "screen", GL_FUNC_ADD, GL_FUNC_ADD, GL_ONE, GL_ONE_MINUS_SRC_COLOR, GL_ONE, GL_ONE_MINUS_SRC_ALPHA },
{ "alpha_saturate", GL_FUNC_ADD, GL_FUNC_ADD, GL_SRC_ALPHA_SATURATE, GL_ONE, GL_ONE, GL_ONE },
};
for (int caseNdx = 0; caseNdx < DE_LENGTH_OF_ARRAY(cases); caseNdx++)
addChild(new BlendCase(m_context, cases[caseNdx].name, "", cases[caseNdx].modeRGB, cases[caseNdx].modeAlpha, cases[caseNdx].srcRGB, cases[caseNdx].dstRGB, cases[caseNdx].srcAlpha, cases[caseNdx].dstAlpha));
}
} // Performance
} // gles3
} // deqp