1 #ifndef _SGLRCONTEXT_HPP 2 #define _SGLRCONTEXT_HPP 3 /*------------------------------------------------------------------------- 4 * drawElements Quality Program OpenGL ES Utilities 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 Simplified GLES reference context. 24 *//*--------------------------------------------------------------------*/ 25 26 #include "tcuDefs.hpp" 27 #include "tcuSurface.hpp" 28 #include "gluRenderContext.hpp" 29 #include "sglrShaderProgram.hpp" 30 31 32 /*--------------------------------------------------------------------*//*! 33 * \brief Reference OpenGL API implementation 34 *//*--------------------------------------------------------------------*/ 35 namespace sglr 36 { 37 38 // Abstract drawing context with GL-style API 39 40 class Context 41 { 42 public: 43 Context (glu::ContextType type) : m_type(type) {} 44 virtual ~Context (void) {} 45 46 virtual int getWidth (void) const = DE_NULL; 47 virtual int getHeight (void) const = DE_NULL; 48 49 virtual void activeTexture (deUint32 texture) = DE_NULL; 50 virtual void viewport (int x, int y, int width, int height) = DE_NULL; 51 52 virtual void bindTexture (deUint32 target, deUint32 texture) = DE_NULL; 53 virtual void genTextures (int numTextures, deUint32* textures) = DE_NULL; 54 virtual void deleteTextures (int numTextures, const deUint32* textures) = DE_NULL; 55 56 virtual void bindFramebuffer (deUint32 target, deUint32 framebuffer) = DE_NULL; 57 virtual void genFramebuffers (int numFramebuffers, deUint32* framebuffers) = DE_NULL; 58 virtual void deleteFramebuffers (int numFramebuffers, const deUint32* framebuffers) = DE_NULL; 59 60 virtual void bindRenderbuffer (deUint32 target, deUint32 renderbuffer) = DE_NULL; 61 virtual void genRenderbuffers (int numRenderbuffers, deUint32* renderbuffers) = DE_NULL; 62 virtual void deleteRenderbuffers (int numRenderbuffers, const deUint32* renderbuffers) = DE_NULL; 63 64 virtual void pixelStorei (deUint32 pname, int param) = DE_NULL; 65 virtual void texImage1D (deUint32 target, int level, deUint32 internalFormat, int width, int border, deUint32 format, deUint32 type, const void* data) = DE_NULL; 66 virtual void texImage2D (deUint32 target, int level, deUint32 internalFormat, int width, int height, int border, deUint32 format, deUint32 type, const void* data) = DE_NULL; 67 virtual void texImage3D (deUint32 target, int level, deUint32 internalFormat, int width, int height, int depth, int border, deUint32 format, deUint32 type, const void* data) = DE_NULL; 68 virtual void texSubImage1D (deUint32 target, int level, int xoffset, int width, deUint32 format, deUint32 type, const void* data) = DE_NULL; 69 virtual void texSubImage2D (deUint32 target, int level, int xoffset, int yoffset, int width, int height, deUint32 format, deUint32 type, const void* data) = DE_NULL; 70 virtual void texSubImage3D (deUint32 target, int level, int xoffset, int yoffset, int zoffset, int width, int height, int depth, deUint32 format, deUint32 type, const void* data) = DE_NULL; 71 virtual void copyTexImage1D (deUint32 target, int level, deUint32 internalFormat, int x, int y, int width, int border) = DE_NULL; 72 virtual void copyTexImage2D (deUint32 target, int level, deUint32 internalFormat, int x, int y, int width, int height, int border) = DE_NULL; 73 virtual void copyTexSubImage1D (deUint32 target, int level, int xoffset, int x, int y, int width) = DE_NULL; 74 virtual void copyTexSubImage2D (deUint32 target, int level, int xoffset, int yoffset, int x, int y, int width, int height) = DE_NULL; 75 virtual void copyTexSubImage3D (deUint32 target, int level, int xoffset, int yoffset, int zoffset, int x, int y, int width, int height) = DE_NULL; 76 77 virtual void texStorage2D (deUint32 target, int levels, deUint32 internalFormat, int width, int height) = DE_NULL; 78 virtual void texStorage3D (deUint32 target, int levels, deUint32 internalFormat, int width, int height, int depth) = DE_NULL; 79 80 virtual void texParameteri (deUint32 target, deUint32 pname, int value) = DE_NULL; 81 82 virtual void framebufferTexture2D (deUint32 target, deUint32 attachment, deUint32 textarget, deUint32 texture, int level) = DE_NULL; 83 virtual void framebufferTextureLayer (deUint32 target, deUint32 attachment, deUint32 texture, int level, int layer) = DE_NULL; 84 virtual void framebufferRenderbuffer (deUint32 target, deUint32 attachment, deUint32 renderbuffertarget, deUint32 renderbuffer) = DE_NULL; 85 virtual deUint32 checkFramebufferStatus (deUint32 target) = DE_NULL; 86 87 virtual void getFramebufferAttachmentParameteriv (deUint32 target, deUint32 attachment, deUint32 pname, int* params) = DE_NULL; 88 89 virtual void renderbufferStorage (deUint32 target, deUint32 internalformat, int width, int height) = DE_NULL; 90 virtual void renderbufferStorageMultisample (deUint32 target, int samples, deUint32 internalFormat, int width, int height) = DE_NULL; 91 92 virtual void bindBuffer (deUint32 target, deUint32 buffer) = DE_NULL; 93 virtual void genBuffers (int numBuffers, deUint32* buffers) = DE_NULL; 94 virtual void deleteBuffers (int numBuffers, const deUint32* buffers) = DE_NULL; 95 96 virtual void bufferData (deUint32 target, deIntptr size, const void* data, deUint32 usage) = DE_NULL; 97 virtual void bufferSubData (deUint32 target, deIntptr offset, deIntptr size, const void* data) = DE_NULL; 98 99 virtual void clearColor (float red, float green, float blue, float alpha) = DE_NULL; 100 virtual void clearDepthf (float depth) = DE_NULL; 101 virtual void clearStencil (int stencil) = DE_NULL; 102 103 virtual void clear (deUint32 buffers) = DE_NULL; 104 virtual void clearBufferiv (deUint32 buffer, int drawbuffer, const int* value) = DE_NULL; 105 virtual void clearBufferfv (deUint32 buffer, int drawbuffer, const float* value) = DE_NULL; 106 virtual void clearBufferuiv (deUint32 buffer, int drawbuffer, const deUint32* value) = DE_NULL; 107 virtual void clearBufferfi (deUint32 buffer, int drawbuffer, float depth, int stencil) = DE_NULL; 108 virtual void scissor (int x, int y, int width, int height) = DE_NULL; 109 110 virtual void enable (deUint32 cap) = DE_NULL; 111 virtual void disable (deUint32 cap) = DE_NULL; 112 113 virtual void stencilFunc (deUint32 func, int ref, deUint32 mask) = DE_NULL; 114 virtual void stencilOp (deUint32 sfail, deUint32 dpfail, deUint32 dppass) = DE_NULL; 115 virtual void stencilFuncSeparate (deUint32 face, deUint32 func, int ref, deUint32 mask) = DE_NULL; 116 virtual void stencilOpSeparate (deUint32 face, deUint32 sfail, deUint32 dpfail, deUint32 dppass) = DE_NULL; 117 118 virtual void depthFunc (deUint32 func) = DE_NULL; 119 virtual void depthRangef (float n, float f) = DE_NULL; 120 virtual void depthRange (double n, double f) = DE_NULL; 121 122 virtual void polygonOffset (float factor, float units) = DE_NULL; 123 virtual void provokingVertex (deUint32 convention) = DE_NULL; 124 virtual void primitiveRestartIndex (deUint32 index) = DE_NULL; 125 126 virtual void blendEquation (deUint32 mode) = DE_NULL; 127 virtual void blendEquationSeparate (deUint32 modeRGB, deUint32 modeAlpha) = DE_NULL; 128 virtual void blendFunc (deUint32 src, deUint32 dst) = DE_NULL; 129 virtual void blendFuncSeparate (deUint32 srcRGB, deUint32 dstRGB, deUint32 srcAlpha, deUint32 dstAlpha) = DE_NULL; 130 virtual void blendColor (float red, float green, float blue, float alpha) = DE_NULL; 131 132 virtual void colorMask (deBool r, deBool g, deBool b, deBool a) = DE_NULL; 133 virtual void depthMask (deBool mask) = DE_NULL; 134 virtual void stencilMask (deUint32 mask) = DE_NULL; 135 virtual void stencilMaskSeparate (deUint32 face, deUint32 mask) = DE_NULL; 136 137 virtual void blitFramebuffer (int srcX0, int srcY0, int srcX1, int srcY1, int dstX0, int dstY0, int dstX1, int dstY1, deUint32 mask, deUint32 filter) = DE_NULL; 138 139 virtual void invalidateSubFramebuffer(deUint32 target, int numAttachments, const deUint32* attachments, int x, int y, int width, int height) = DE_NULL; 140 virtual void invalidateFramebuffer (deUint32 target, int numAttachments, const deUint32* attachments) = DE_NULL; 141 142 virtual void bindVertexArray (deUint32 array) = DE_NULL; 143 virtual void genVertexArrays (int numArrays, deUint32* vertexArrays) = DE_NULL; 144 virtual void deleteVertexArrays (int numArrays, const deUint32* vertexArrays) = DE_NULL; 145 146 virtual void vertexAttribPointer (deUint32 index, int size, deUint32 type, deBool normalized, int stride, const void *pointer) = DE_NULL; 147 virtual void vertexAttribIPointer (deUint32 index, int size, deUint32 type, int stride, const void *pointer) = DE_NULL; 148 virtual void enableVertexAttribArray (deUint32 index) = DE_NULL; 149 virtual void disableVertexAttribArray(deUint32 index) = DE_NULL; 150 virtual void vertexAttribDivisor (deUint32 index, deUint32 divisor) = DE_NULL; 151 152 virtual void vertexAttrib1f (deUint32 index, float) = DE_NULL; 153 virtual void vertexAttrib2f (deUint32 index, float, float) = DE_NULL; 154 virtual void vertexAttrib3f (deUint32 index, float, float, float) = DE_NULL; 155 virtual void vertexAttrib4f (deUint32 index, float, float, float, float) = DE_NULL; 156 virtual void vertexAttribI4i (deUint32 index, deInt32, deInt32, deInt32, deInt32) = DE_NULL; 157 virtual void vertexAttribI4ui (deUint32 index, deUint32, deUint32, deUint32, deUint32) = DE_NULL; 158 159 virtual deInt32 getAttribLocation (deUint32 program, const char *name) = DE_NULL; 160 161 virtual void uniform1f (deInt32 index, float) = DE_NULL; 162 virtual void uniform1i (deInt32 index, deInt32) = DE_NULL; 163 virtual void uniform1fv (deInt32 index, deInt32 count, const float*) = DE_NULL; 164 virtual void uniform2fv (deInt32 index, deInt32 count, const float*) = DE_NULL; 165 virtual void uniform3fv (deInt32 index, deInt32 count, const float*) = DE_NULL; 166 virtual void uniform4fv (deInt32 index, deInt32 count, const float*) = DE_NULL; 167 virtual void uniform1iv (deInt32 index, deInt32 count, const deInt32*) = DE_NULL; 168 virtual void uniform2iv (deInt32 index, deInt32 count, const deInt32*) = DE_NULL; 169 virtual void uniform3iv (deInt32 index, deInt32 count, const deInt32*) = DE_NULL; 170 virtual void uniform4iv (deInt32 index, deInt32 count, const deInt32*) = DE_NULL; 171 virtual void uniformMatrix3fv (deInt32 location, deInt32 count, deInt32 transpose, const float *value) = DE_NULL; 172 virtual void uniformMatrix4fv (deInt32 location, deInt32 count, deInt32 transpose, const float *value) = DE_NULL; 173 virtual deInt32 getUniformLocation (deUint32 program, const char *name) = DE_NULL; 174 175 virtual void lineWidth (float) = DE_NULL; 176 177 virtual void drawArrays (deUint32 mode, int first, int count) = DE_NULL; 178 virtual void drawArraysInstanced (deUint32 mode, int first, int count, int instanceCount) = DE_NULL; 179 virtual void drawElements (deUint32 mode, int count, deUint32 type, const void *indices) = DE_NULL; 180 virtual void drawElementsInstanced (deUint32 mode, int count, deUint32 type, const void *indices, int instanceCount) = DE_NULL; 181 virtual void drawElementsBaseVertex (deUint32 mode, int count, deUint32 type, const void *indices, int baseVertex) = DE_NULL; 182 virtual void drawElementsInstancedBaseVertex (deUint32 mode, int count, deUint32 type, const void *indices, int instanceCount, int baseVertex) = DE_NULL; 183 virtual void drawRangeElements (deUint32 mode, deUint32 start, deUint32 end, int count, deUint32 type, const void *indices) = DE_NULL; 184 virtual void drawRangeElementsBaseVertex (deUint32 mode, deUint32 start, deUint32 end, int count, deUint32 type, const void *indices, int baseVertex) = DE_NULL; 185 virtual void drawArraysIndirect (deUint32 mode, const void *indirect) = DE_NULL; 186 virtual void drawElementsIndirect (deUint32 mode, deUint32 type, const void *indirect) = DE_NULL; 187 188 virtual void multiDrawArrays (deUint32 mode, const int* first, const int* count, int primCount) = DE_NULL; 189 virtual void multiDrawElements (deUint32 mode, const int* count, deUint32 type, const void** indices, int primCount) = DE_NULL; 190 virtual void multiDrawElementsBaseVertex (deUint32 mode, const int* count, deUint32 type, const void** indices, int primCount, const int* baseVertex) = DE_NULL; 191 192 virtual deUint32 createProgram (ShaderProgram* program) = DE_NULL; 193 virtual void useProgram (deUint32 program) = DE_NULL; 194 virtual void deleteProgram (deUint32 program) = DE_NULL; 195 196 197 virtual void readPixels (int x, int y, int width, int height, deUint32 format, deUint32 type, void* data) = DE_NULL; 198 virtual deUint32 getError (void) = DE_NULL; 199 virtual void finish (void) = DE_NULL; 200 201 virtual void getIntegerv (deUint32 pname, int* params) = DE_NULL; 202 virtual const char* getString (deUint32 pname) = DE_NULL; 203 204 // Helpers implemented by Context. 205 virtual void texImage2D (deUint32 target, int level, deUint32 internalFormat, const tcu::Surface& src); 206 virtual void texImage2D (deUint32 target, int level, deUint32 internalFormat, int width, int height); 207 virtual void texSubImage2D (deUint32 target, int level, int xoffset, int yoffset, const tcu::Surface& src); 208 virtual void readPixels (tcu::Surface& dst, int x, int y, int width, int height); 209 210 glu::ContextType getType (void) { return m_type; } 211 212 private: 213 const glu::ContextType m_type; 214 }; 215 216 } // sglr 217 218 #endif // _SGLRCONTEXT_HPP 219
