1 #ifndef _ES3FFBOTESTUTIL_HPP 2 #define _ES3FFBOTESTUTIL_HPP 3 /*------------------------------------------------------------------------- 4 * drawElements Quality Program OpenGL ES 3.0 Module 5 * ------------------------------------------------- 6 * 7 * Copyright 2014 The Android Open Source Project 8 * 9 * Licensed under the Apache License, Version 2.0 (the "License"); 10 * you may not use this file except in compliance with the License. 11 * You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 * 21 *//*! 22 * \file 23 * \brief FBO test utilities. 24 *//*--------------------------------------------------------------------*/ 25 26 #include "tcuDefs.hpp" 27 #include "sglrContext.hpp" 28 #include "gluShaderUtil.hpp" 29 #include "tcuTexture.hpp" 30 #include "tcuMatrix.hpp" 31 #include "tcuRenderTarget.hpp" 32 33 #include <vector> 34 35 namespace deqp 36 { 37 namespace gles3 38 { 39 namespace Functional 40 { 41 namespace FboTestUtil 42 { 43 44 // \todo [2012-04-29 pyry] Clean up and name as SglrUtil 45 46 // Helper class for constructing DataType vectors. 47 struct DataTypes 48 { 49 std::vector<glu::DataType> vec; operator <<deqp::gles3::Functional::FboTestUtil::DataTypes50 DataTypes& operator<< (glu::DataType type) { vec.push_back(type); return *this; } 51 }; 52 53 // Shaders. 54 55 class FlatColorShader : public sglr::ShaderProgram 56 { 57 public: 58 FlatColorShader (glu::DataType outputType); ~FlatColorShader(void)59 ~FlatColorShader (void) {} 60 61 void setColor (sglr::Context& context, deUint32 program, const tcu::Vec4& color); 62 63 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 64 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 65 66 private: 67 const glu::DataType m_outputType; 68 }; 69 70 class GradientShader : public sglr::ShaderProgram 71 { 72 public: 73 GradientShader (glu::DataType outputType); ~GradientShader(void)74 ~GradientShader (void) {} 75 76 void setGradient (sglr::Context& context, deUint32 program, const tcu::Vec4& gradientMin, const tcu::Vec4& gradientMax); 77 78 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 79 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 80 81 private: 82 const glu::DataType m_outputType; 83 }; 84 85 class Texture2DShader : public sglr::ShaderProgram 86 { 87 public: 88 Texture2DShader (const DataTypes& samplerTypes, glu::DataType outputType, const tcu::Vec4& outScale = tcu::Vec4(1.0f), const tcu::Vec4& outBias = tcu::Vec4(0.0f)); ~Texture2DShader(void)89 ~Texture2DShader (void) {} 90 91 void setUnit (int samplerNdx, int unitNdx); 92 void setTexScaleBias (int samplerNdx, const tcu::Vec4& scale, const tcu::Vec4& bias); 93 void setOutScaleBias (const tcu::Vec4& scale, const tcu::Vec4& bias); 94 95 void setUniforms (sglr::Context& context, deUint32 program) const; 96 97 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 98 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 99 100 private: 101 struct Input 102 { 103 int unitNdx; 104 tcu::Vec4 scale; 105 tcu::Vec4 bias; 106 }; 107 108 std::vector<Input> m_inputs; 109 tcu::Vec4 m_outScale; 110 tcu::Vec4 m_outBias; 111 112 const glu::DataType m_outputType; 113 }; 114 115 class TextureCubeShader : public sglr::ShaderProgram 116 { 117 public: 118 TextureCubeShader (glu::DataType samplerType, glu::DataType outputType); ~TextureCubeShader(void)119 ~TextureCubeShader (void) {} 120 121 void setFace (tcu::CubeFace face); 122 void setTexScaleBias (const tcu::Vec4& scale, const tcu::Vec4& bias); 123 124 void setUniforms (sglr::Context& context, deUint32 program) const; 125 126 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 127 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 128 129 private: 130 tcu::Mat3 m_coordMat; 131 tcu::Vec4 m_texScale; 132 tcu::Vec4 m_texBias; 133 134 const glu::DataType m_outputType; 135 }; 136 137 class Texture2DArrayShader : public sglr::ShaderProgram 138 { 139 public: 140 Texture2DArrayShader (glu::DataType samplerType, glu::DataType outputType); ~Texture2DArrayShader(void)141 ~Texture2DArrayShader (void) {} 142 143 void setLayer (int layer); 144 void setTexScaleBias (const tcu::Vec4& scale, const tcu::Vec4& bias); 145 146 void setUniforms (sglr::Context& context, deUint32 program) const; 147 148 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 149 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 150 151 private: 152 tcu::Vec4 m_texScale; 153 tcu::Vec4 m_texBias; 154 int m_layer; 155 156 const glu::DataType m_outputType; 157 }; 158 159 class Texture3DShader : public sglr::ShaderProgram 160 { 161 public: 162 Texture3DShader (glu::DataType samplerType, glu::DataType outputType); ~Texture3DShader(void)163 ~Texture3DShader (void) {} 164 165 void setDepth (float r); 166 void setTexScaleBias (const tcu::Vec4& scale, const tcu::Vec4& bias); 167 168 void setUniforms (sglr::Context& context, deUint32 program) const; 169 170 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 171 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 172 173 private: 174 tcu::Vec4 m_texScale; 175 tcu::Vec4 m_texBias; 176 float m_depth; 177 178 const glu::DataType m_outputType; 179 }; 180 181 class DepthGradientShader : public sglr::ShaderProgram 182 { 183 public: 184 DepthGradientShader (glu::DataType outputType); ~DepthGradientShader(void)185 ~DepthGradientShader (void) {} 186 187 void setUniforms (sglr::Context& context, deUint32 program, const float gradientMin, const float gradientMax, const tcu::Vec4& color); 188 189 void shadeVertices (const rr::VertexAttrib* inputs, rr::VertexPacket* const* packets, const int numPackets) const; 190 void shadeFragments (rr::FragmentPacket* packets, const int numPackets, const rr::FragmentShadingContext& context) const; 191 192 private: 193 const glu::DataType m_outputType; 194 const sglr::UniformSlot& u_minGradient; 195 const sglr::UniformSlot& u_maxGradient; 196 const sglr::UniformSlot& u_color; 197 }; 198 199 // Framebuffer incomplete exception. 200 class FboIncompleteException : public tcu::TestError 201 { 202 public: 203 FboIncompleteException (deUint32 reason, const char* file, int line); ~FboIncompleteException(void)204 virtual ~FboIncompleteException (void) throw() {} 205 getReason(void) const206 deUint32 getReason (void) const { return m_reason; } 207 208 private: 209 deUint32 m_reason; 210 }; 211 212 // Utility functions. 213 214 glu::DataType getFragmentOutputType (const tcu::TextureFormat& format); 215 tcu::TextureFormat getFramebufferReadFormat (const tcu::TextureFormat& format); 216 217 const char* getFormatName (deUint32 format); 218 219 void clearColorBuffer (sglr::Context& ctx, const tcu::TextureFormat& format, const tcu::Vec4& value); 220 void readPixels (sglr::Context& ctx, tcu::Surface& dst, int x, int y, int width, int height, const tcu::TextureFormat& format, const tcu::Vec4& scale, const tcu::Vec4& bias); 221 222 tcu::RGBA getFormatThreshold (const tcu::TextureFormat& format); 223 tcu::RGBA getFormatThreshold (const deUint32 glFormat); 224 225 tcu::RGBA getToSRGBConversionThreshold (const tcu::TextureFormat& src, const tcu::TextureFormat& dst); 226 227 } // FboTestUtil 228 } // Functional 229 } // gles3 230 } // deqp 231 232 #endif // _ES3FFBOTESTUTIL_HPP 233