1 /* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 1999-2004 Brian Paul All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included 14 * in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 26 /** 27 * \file glapi_dispatch.c 28 * 29 * This file generates all the gl* function entrypoints. This code is not 30 * used if optimized assembly stubs are available (e.g., using 31 * glapi/glapi_x86.S on IA32 or glapi/glapi_sparc.S on SPARC). 32 * 33 * \note 34 * This file is also used to build the client-side libGL that loads DRI-based 35 * device drivers. At build-time it is symlinked to src/glx. 36 * 37 * \author Brian Paul <brian@precisioninsight.com> 38 */ 39 40 #include "glapi/glapi_priv.h" 41 #include "glapitable.h" 42 43 44 #if !(defined(USE_X86_ASM) || defined(USE_X86_64_ASM) || defined(USE_SPARC_ASM)) 45 46 #if defined(_WIN32) 47 #define KEYWORD1 GLAPI 48 #else 49 #define KEYWORD1 PUBLIC 50 #endif 51 52 #define KEYWORD2 GLAPIENTRY 53 54 #define NAME(func) gl##func 55 56 #if 0 /* Use this to log GL calls to stdout (for DEBUG only!) */ 57 58 #define F stdout 59 #define DISPATCH(FUNC, ARGS, MESSAGE) \ 60 fprintf MESSAGE; \ 61 GET_DISPATCH()->FUNC ARGS 62 63 #define RETURN_DISPATCH(FUNC, ARGS, MESSAGE) \ 64 fprintf MESSAGE; \ 65 return GET_DISPATCH()->FUNC ARGS 66 67 #else 68 69 #define DISPATCH(FUNC, ARGS, MESSAGE) \ 70 GET_DISPATCH()->FUNC ARGS 71 72 #define RETURN_DISPATCH(FUNC, ARGS, MESSAGE) \ 73 return GET_DISPATCH()->FUNC ARGS 74 75 #endif /* logging */ 76 77 78 #ifndef GLAPIENTRY 79 #define GLAPIENTRY 80 #endif 81 82 #ifdef GLX_INDIRECT_RENDERING 83 /* those link to libglapi.a should provide the entry points */ 84 #define _GLAPI_SKIP_PROTO_ENTRY_POINTS 85 #endif 86 87 /* These prototypes are necessary because GLES1 library builds will create 88 * dispatch functions for them. We can't directly include GLES/gl.h because 89 * it would conflict the previously-included GL/gl.h. Since GLES1 ABI is not 90 * expected to every add more functions, the path of least resistance is to 91 * just duplicate the prototypes for the functions that aren't already in 92 * desktop OpenGL. 93 */ 94 #include <GLES/glplatform.h> 95 96 97 /* Redefine GL_API to avoid MSVC/MinGW warnings about different dllimport 98 * attributes for these prototypes vs those in the GLES/gl.h header. 99 */ 100 #undef GL_API 101 #define GL_API KEYWORD1 102 103 GL_API void GL_APIENTRY glClearDepthf (GLclampf depth); 104 GL_API void GL_APIENTRY glClipPlanef (GLenum plane, const GLfloat *equation); 105 GL_API void GL_APIENTRY glFrustumf (GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar); 106 GL_API void GL_APIENTRY glGetClipPlanef (GLenum pname, GLfloat *equation); 107 GL_API void GL_APIENTRY glOrthof (GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar); 108 109 GL_API void GL_APIENTRY glAlphaFuncx (GLenum func, GLclampx ref); 110 GL_API void GL_APIENTRY glClearColorx (GLclampx red, GLclampx green, GLclampx blue, GLclampx alpha); 111 GL_API void GL_APIENTRY glClearDepthx (GLclampx depth); 112 GL_API void GL_APIENTRY glClipPlanex (GLenum plane, const GLfixed *equation); 113 GL_API void GL_APIENTRY glColor4x (GLfixed red, GLfixed green, GLfixed blue, GLfixed alpha); 114 GL_API void GL_APIENTRY glDepthRangex (GLclampx zNear, GLclampx zFar); 115 GL_API void GL_APIENTRY glFogx (GLenum pname, GLfixed param); 116 GL_API void GL_APIENTRY glFogxv (GLenum pname, const GLfixed *params); 117 GL_API void GL_APIENTRY glFrustumx (GLfixed left, GLfixed right, GLfixed bottom, GLfixed top, GLfixed zNear, GLfixed zFar); 118 GL_API void GL_APIENTRY glGetClipPlanex (GLenum pname, GLfixed *equation); 119 GL_API void GL_APIENTRY glGetFixedv (GLenum pname, GLfixed *params); 120 GL_API void GL_APIENTRY glGetLightxv (GLenum light, GLenum pname, GLfixed *params); 121 GL_API void GL_APIENTRY glGetMaterialxv (GLenum face, GLenum pname, GLfixed *params); 122 GL_API void GL_APIENTRY glGetTexEnvxv (GLenum env, GLenum pname, GLfixed *params); 123 GL_API void GL_APIENTRY glGetTexParameterxv (GLenum target, GLenum pname, GLfixed *params); 124 GL_API void GL_APIENTRY glLightModelx (GLenum pname, GLfixed param); 125 GL_API void GL_APIENTRY glLightModelxv (GLenum pname, const GLfixed *params); 126 GL_API void GL_APIENTRY glLightx (GLenum light, GLenum pname, GLfixed param); 127 GL_API void GL_APIENTRY glLightxv (GLenum light, GLenum pname, const GLfixed *params); 128 GL_API void GL_APIENTRY glLineWidthx (GLfixed width); 129 GL_API void GL_APIENTRY glLoadMatrixx (const GLfixed *m); 130 GL_API void GL_APIENTRY glMaterialx (GLenum face, GLenum pname, GLfixed param); 131 GL_API void GL_APIENTRY glMaterialxv (GLenum face, GLenum pname, const GLfixed *params); 132 GL_API void GL_APIENTRY glMultMatrixx (const GLfixed *m); 133 GL_API void GL_APIENTRY glMultiTexCoord4x (GLenum target, GLfixed s, GLfixed t, GLfixed r, GLfixed q); 134 GL_API void GL_APIENTRY glNormal3x (GLfixed nx, GLfixed ny, GLfixed nz); 135 GL_API void GL_APIENTRY glOrthox (GLfixed left, GLfixed right, GLfixed bottom, GLfixed top, GLfixed zNear, GLfixed zFar); 136 GL_API void GL_APIENTRY glPointParameterx (GLenum pname, GLfixed param); 137 GL_API void GL_APIENTRY glPointParameterxv (GLenum pname, const GLfixed *params); 138 GL_API void GL_APIENTRY glPointSizex (GLfixed size); 139 GL_API void GL_APIENTRY glPolygonOffsetx (GLfixed factor, GLfixed units); 140 GL_API void GL_APIENTRY glRotatex (GLfixed angle, GLfixed x, GLfixed y, GLfixed z); 141 GL_API void GL_APIENTRY glSampleCoveragex (GLclampx value, GLboolean invert); 142 GL_API void GL_APIENTRY glScalex (GLfixed x, GLfixed y, GLfixed z); 143 GL_API void GL_APIENTRY glTexEnvx (GLenum target, GLenum pname, GLfixed param); 144 GL_API void GL_APIENTRY glTexEnvxv (GLenum target, GLenum pname, const GLfixed *params); 145 GL_API void GL_APIENTRY glTexParameterx (GLenum target, GLenum pname, GLfixed param); 146 GL_API void GL_APIENTRY glTexParameterxv (GLenum target, GLenum pname, const GLfixed *params); 147 GL_API void GL_APIENTRY glTranslatex (GLfixed x, GLfixed y, GLfixed z); 148 GL_API void GL_APIENTRY glPointSizePointerOES (GLenum type, GLsizei stride, const GLvoid *pointer); 149 GL_API void GL_APIENTRY glBlendBarrier (void); 150 GL_API void GL_APIENTRY glPrimitiveBoundingBox (GLfloat minX, GLfloat minY, GLfloat minZ, GLfloat minW, GLfloat maxX, GLfloat maxY, GLfloat maxZ, GLfloat maxW); 151 152 /* Enable frame pointer elimination on Windows, otherwise forgetting to add 153 * APIENTRY to _mesa_* entrypoints will not cause crashes on debug builds, as 154 * the initial ESP value is saved in the EBP in the function prologue, then 155 * restored on the epilogue, clobbering any corruption in the ESP pointer due 156 * to mismatch in the callee calling convention. 157 * 158 * On MSVC it's not sufficient to enable /Oy -- other optimizations must be 159 * enabled or frame pointer will be used regardless. 160 * 161 * We don't do this when NDEBUG is defined since, frame pointer omission 162 * optimization compiler flag are already specified on release builds, and 163 * because on profile builds we must have frame pointers or certain profilers 164 * might fail to unwind the stack. 165 */ 166 #if defined(_WIN32) && !defined(NDEBUG) 167 # if defined(_MSC_VER) 168 # pragma optimize( "gty", on ) 169 # elif defined(__GNUC__) 170 # pragma GCC optimize ("omit-frame-pointer") 171 # endif 172 #endif 173 174 #include "glapitemp.h" 175 176 #endif /* USE_X86_ASM */ 177