framework/opengl/simplereference/sglrContext.hpp

   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, deBool transpose, const float *value) = DE_NULL;
 172         virtual void            uniformMatrix4fv                (deInt32 location, deInt32 count, deBool 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 } DE_WARN_UNUSED_TYPE;
 215
 216 } // sglr
 217
 218 #endif // _SGLRCONTEXT_HPP