#ifndef _GLSSAMPLEROBJECTTEST_HPP
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#define _GLSSAMPLEROBJECTTEST_HPP
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/*-------------------------------------------------------------------------
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* drawElements Quality Program OpenGL ES 3.0 Module
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* -------------------------------------------------
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*
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* Copyright 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*//*!
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* \file
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* \brief Sampler object testcases.
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*//*--------------------------------------------------------------------*/
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#include "tcuTestCase.hpp"
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#include "tcuTestLog.hpp"
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#include "deRandom.hpp"
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#include "tcuSurface.hpp"
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#include "gluRenderContext.hpp"
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#include "glw.h"
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#include "glwEnums.hpp"
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#include "gluShaderProgram.hpp"
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namespace deqp
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{
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namespace gls
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{
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class TextureSamplerTest : public tcu::TestCase
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{
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public:
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struct SamplingState
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{
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GLenum minFilter;
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GLenum magFilter;
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GLenum wrapT;
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GLenum wrapS;
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GLenum wrapR;
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GLfloat minLod;
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GLfloat maxLod;
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};
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struct TestSpec
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{
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const char* name;
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const char* desc;
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GLenum target;
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SamplingState textureState;
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SamplingState samplerState;
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};
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TextureSamplerTest (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const TestSpec& spec);
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~TextureSamplerTest (void);
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void init (void);
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void deinit (void);
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IterateResult iterate (void);
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private:
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void renderReferences (tcu::Surface& textureRef, tcu::Surface& samplerRef, int x, int y);
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void renderResults (tcu::Surface& textureResult, tcu::Surface& samplerResult, int x, int y);
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void render (void);
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static void setTextureState (const glw::Functions& gl, GLenum target, SamplingState state);
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static void setSamplerState (const glw::Functions& gl, SamplingState state, GLuint sampler);
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static GLuint createTexture2D (const glw::Functions& gl);
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static GLuint createTexture3D (const glw::Functions& gl);
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static GLuint createTextureCube (const glw::Functions& gl);
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static GLuint createTexture (const glw::Functions& gl, GLenum target);
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static const char* selectVertexShader (GLenum target);
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static const char* selectFragmentShader (GLenum target);
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glu::RenderContext& m_renderCtx;
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glu::ShaderProgram* m_program;
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GLenum m_target;
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SamplingState m_textureState;
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SamplingState m_samplerState;
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de::Random m_random;
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};
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class MultiTextureSamplerTest : public tcu::TestCase
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{
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public:
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struct SamplingState
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{
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GLenum minFilter;
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GLenum magFilter;
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GLenum wrapT;
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GLenum wrapS;
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GLenum wrapR;
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GLfloat minLod;
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GLfloat maxLod;
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};
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struct TestSpec
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{
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const char* name;
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const char* desc;
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GLenum target;
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SamplingState textureState1;
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SamplingState textureState2;
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SamplingState samplerState;
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};
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MultiTextureSamplerTest (tcu::TestContext& testCtx, glu::RenderContext& renderCtx, const TestSpec& spec);
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~MultiTextureSamplerTest (void);
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void init (void);
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void deinit (void);
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IterateResult iterate (void);
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private:
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void renderReferences (tcu::Surface& textureRef, tcu::Surface& samplerRef, int x, int y);
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void renderResults (tcu::Surface& textureResult, tcu::Surface& samplerResult, int x, int y);
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void render (void);
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static void setTextureState (const glw::Functions& gl, GLenum target, SamplingState state);
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static void setSamplerState (const glw::Functions& gl, SamplingState state, GLuint sampler);
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static GLuint createTexture2D (const glw::Functions& gl, int id);
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static GLuint createTexture3D (const glw::Functions& gl, int id);
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static GLuint createTextureCube (const glw::Functions& gl, int id);
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static GLuint createTexture (const glw::Functions& gl, GLenum target, int id);
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static const char* selectVertexShader (GLenum target);
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static const char* selectFragmentShader (GLenum target);
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glu::RenderContext& m_renderCtx;
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glu::ShaderProgram* m_program;
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GLenum m_target;
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SamplingState m_textureState1;
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SamplingState m_textureState2;
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SamplingState m_samplerState;
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de::Random m_random;
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};
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} // gls
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} // deqp
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#endif // _GLSSAMPLEROBJECTTEST_HPP
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