diff options
| -rw-r--r-- | src/glsl/Makefile | 3 | ||||
| -rw-r--r-- | src/glsl/main.cpp | 60 | ||||
| -rw-r--r-- | src/glsl/standalone_scaffolding.cpp | 91 | ||||
| -rw-r--r-- | src/glsl/standalone_scaffolding.h | 54 |
4 files changed, 150 insertions, 58 deletions
diff --git a/src/glsl/Makefile b/src/glsl/Makefile index d1422c2a4d6..edfb35eb0b8 100644 --- a/src/glsl/Makefile +++ b/src/glsl/Makefile @@ -95,7 +95,8 @@ GLSL2_C_SOURCES = \ ../mesa/program/hash_table.c \ ../mesa/program/symbol_table.c GLSL2_CXX_SOURCES = \ - main.cpp + main.cpp \ + standalone_scaffolding.cpp GLSL2_OBJECTS = \ $(GLSL2_C_SOURCES:.c=.o) \ diff --git a/src/glsl/main.cpp b/src/glsl/main.cpp index 7952bb1a3e3..9f85096e1a1 100644 --- a/src/glsl/main.cpp +++ b/src/glsl/main.cpp @@ -29,80 +29,26 @@ #include "ir_print_visitor.h" #include "program.h" #include "loop_analysis.h" - -extern "C" struct gl_shader * -_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type); - -extern "C" void -_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr, - struct gl_shader *sh); - -/* Copied from shader_api.c for the stand-alone compiler. - */ -void -_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr, - struct gl_shader *sh) -{ - *ptr = sh; -} - -struct gl_shader * -_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type) -{ - struct gl_shader *shader; - - (void) ctx; - - assert(type == GL_FRAGMENT_SHADER || type == GL_VERTEX_SHADER); - shader = rzalloc(NULL, struct gl_shader); - if (shader) { - shader->Type = type; - shader->Name = name; - shader->RefCount = 1; - } - return shader; -} +#include "standalone_scaffolding.h" static void initialize_context(struct gl_context *ctx, gl_api api) { - memset(ctx, 0, sizeof(*ctx)); - - ctx->API = api; - - ctx->Extensions.ARB_ES2_compatibility = GL_TRUE; - ctx->Extensions.ARB_draw_buffers = GL_TRUE; - ctx->Extensions.ARB_draw_instanced = GL_TRUE; - ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE; - ctx->Extensions.EXT_texture_array = GL_TRUE; - ctx->Extensions.NV_texture_rectangle = GL_TRUE; - ctx->Extensions.EXT_texture3D = GL_TRUE; + initialize_context_to_defaults(ctx, api); /* GLSL 1.30 isn't fully supported, but we need to advertise 1.30 so that * the built-in functions for 1.30 can be built. */ ctx->Const.GLSLVersion = 130; - /* 1.10 minimums. */ - ctx->Const.MaxLights = 8; ctx->Const.MaxClipPlanes = 8; - ctx->Const.MaxTextureUnits = 2; + ctx->Const.MaxDrawBuffers = 2; /* More than the 1.10 minimum to appease parser tests taken from * apps that (hopefully) already checked the number of coords. */ ctx->Const.MaxTextureCoordUnits = 4; - ctx->Const.VertexProgram.MaxAttribs = 16; - ctx->Const.VertexProgram.MaxUniformComponents = 512; - ctx->Const.MaxVarying = 8; - ctx->Const.MaxVertexTextureImageUnits = 0; - ctx->Const.MaxCombinedTextureImageUnits = 2; - ctx->Const.MaxTextureImageUnits = 2; - ctx->Const.FragmentProgram.MaxUniformComponents = 64; - - ctx->Const.MaxDrawBuffers = 2; - ctx->Driver.NewShader = _mesa_new_shader; } diff --git a/src/glsl/standalone_scaffolding.cpp b/src/glsl/standalone_scaffolding.cpp new file mode 100644 index 00000000000..696ea757e96 --- /dev/null +++ b/src/glsl/standalone_scaffolding.cpp @@ -0,0 +1,91 @@ +/* + * Copyright © 2011 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +/* This file declares stripped-down versions of functions that + * normally exist outside of the glsl folder, so that they can be used + * when running the GLSL compiler standalone (for unit testing or + * compiling builtins). + */ + +#include "standalone_scaffolding.h" + +#include <assert.h> +#include <string.h> +#include "ralloc.h" + +void +_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr, + struct gl_shader *sh) +{ + *ptr = sh; +} + +struct gl_shader * +_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type) +{ + struct gl_shader *shader; + + (void) ctx; + + assert(type == GL_FRAGMENT_SHADER || type == GL_VERTEX_SHADER); + shader = rzalloc(NULL, struct gl_shader); + if (shader) { + shader->Type = type; + shader->Name = name; + shader->RefCount = 1; + } + return shader; +} + +void initialize_context_to_defaults(struct gl_context *ctx, gl_api api) +{ + memset(ctx, 0, sizeof(*ctx)); + + ctx->API = api; + + ctx->Extensions.ARB_ES2_compatibility = true; + ctx->Extensions.ARB_draw_buffers = true; + ctx->Extensions.ARB_draw_instanced = true; + ctx->Extensions.ARB_fragment_coord_conventions = true; + ctx->Extensions.EXT_texture_array = true; + ctx->Extensions.NV_texture_rectangle = true; + ctx->Extensions.EXT_texture3D = true; + + ctx->Const.GLSLVersion = 120; + + /* 1.20 minimums. */ + ctx->Const.MaxLights = 8; + ctx->Const.MaxClipPlanes = 6; + ctx->Const.MaxTextureUnits = 2; + ctx->Const.MaxTextureCoordUnits = 2; + ctx->Const.VertexProgram.MaxAttribs = 16; + + ctx->Const.VertexProgram.MaxUniformComponents = 512; + ctx->Const.MaxVarying = 8; /* == gl_MaxVaryingFloats / 4 */ + ctx->Const.MaxVertexTextureImageUnits = 0; + ctx->Const.MaxCombinedTextureImageUnits = 2; + ctx->Const.MaxTextureImageUnits = 2; + ctx->Const.FragmentProgram.MaxUniformComponents = 64; + + ctx->Const.MaxDrawBuffers = 1; +} diff --git a/src/glsl/standalone_scaffolding.h b/src/glsl/standalone_scaffolding.h new file mode 100644 index 00000000000..87733200670 --- /dev/null +++ b/src/glsl/standalone_scaffolding.h @@ -0,0 +1,54 @@ +/* + * Copyright © 2011 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +/* This file declares stripped-down versions of functions that + * normally exist outside of the glsl folder, so that they can be used + * when running the GLSL compiler standalone (for unit testing or + * compiling builtins). + */ + +#pragma once +#ifndef STANDALONE_SCAFFOLDING_H +#define STANDALONE_SCAFFOLDING_H + +#include "main/mtypes.h" + +extern "C" void +_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr, + struct gl_shader *sh); + +extern "C" struct gl_shader * +_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type); + +/** + * Initialize the given gl_context structure to a reasonable set of + * defaults representing the minimum capabilities required by the + * OpenGL spec. + * + * This is used when compiling builtin functions and in testing, when + * we don't have a connection to an actual driver. + */ +void initialize_context_to_defaults(struct gl_context *ctx, gl_api api); + + +#endif /* STANDALONE_SCAFFOLDING_H */ |