| 1 | /** @file
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| 2 | *
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| 3 | * VirtualBox Windows NT/2000/XP guest OpenGL ICD
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| 4 | *
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| 5 | * OpenGL extensions
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| 6 | *
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| 7 | * References: http://oss.sgi.com/projects/ogl-sample/registry/
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| 8 | * http://icps.u-strasbg.fr/~marchesin/perso/extensions/
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| 9 | *
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| 10 | * Copyright (C) 2006-2007 innotek GmbH
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| 11 | *
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| 12 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 13 | * available from http://www.virtualbox.org. This file is free software;
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| 14 | * you can redistribute it and/or modify it under the terms of the GNU
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| 15 | * General Public License as published by the Free Software Foundation,
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| 16 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 17 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 18 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 19 | *
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| 20 | * If you received this file as part of a commercial VirtualBox
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| 21 | * distribution, then only the terms of your commercial VirtualBox
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| 22 | * license agreement apply instead of the previous paragraph.
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| 23 | *
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| 24 | */
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| 25 |
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| 26 | #include "VBoxOGL.h"
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| 27 | #define WGL_WGLEXT_PROTOTYPES
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| 28 | #include <VBox/HostServices/wglext.h>
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| 29 |
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| 30 | typedef struct
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| 31 | {
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| 32 | const char *pszExtName;
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| 33 | const char *pszExtFunctionName;
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| 34 | RTUINTPTR pfnFunction;
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| 35 | bool fAvailable;
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| 36 | } OPENGL_EXT, *POPENGL_EXT;
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| 37 |
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| 38 | static OPENGL_EXT OpenGLExtensions[] =
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| 39 | {
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| 40 | { "WGL_EXT_swap_control", "wglSwapIntervalEXT", (RTUINTPTR)wglSwapIntervalEXT, false },
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| 41 | { "WGL_EXT_swap_control", "wglGetSwapIntervalEXT", (RTUINTPTR)wglGetSwapIntervalEXT, false },
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| 42 | };
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| 43 |
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| 44 |
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| 45 | int vboxInitOpenGLExtensions()
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| 46 | {
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| 47 | const GLubyte *pszExtensions = glGetString(GL_EXTENSIONS);
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| 48 |
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| 49 | for (int i=0;i<RT_ELEMENTS(OpenGLExtensions);i++)
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| 50 | {
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| 51 | if (strstr((char *)pszExtensions, OpenGLExtensions[i].pszExtFunctionName))
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| 52 | OpenGLExtensions[i].fAvailable = VBoxIsExtensionAvailable(OpenGLExtensions[i].pszExtFunctionName);
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| 53 | }
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| 54 | return VINF_SUCCESS;
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| 55 | }
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| 56 |
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| 57 |
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| 58 | PROC APIENTRY DrvGetProcAddress(LPCSTR lpszProc)
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| 59 | {
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| 60 | PROC pfnProc;
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| 61 |
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| 62 | for (int i=0;i<RT_ELEMENTS(OpenGLExtensions);i++)
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| 63 | {
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| 64 | if ( OpenGLExtensions[i].fAvailable
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| 65 | && !strcmp(OpenGLExtensions[i].pszExtFunctionName, lpszProc))
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| 66 | {
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| 67 | pfnProc = (PROC)OpenGLExtensions[i].pfnFunction;
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| 68 | }
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| 69 | }
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| 70 | if (pfnProc == NULL)
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| 71 | DbgPrintf(("DrvGetProcAddress %s FAILED\n", lpszProc));
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| 72 | else
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| 73 | DbgPrintf(("DrvGetProcAddress %s\n", lpszProc));
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| 74 |
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| 75 | return pfnProc;
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| 76 | }
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| 77 |
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| 78 | BOOL WINAPI wglSwapIntervalEXT(int interval)
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| 79 | {
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| 80 | VBOX_OGL_GEN_SYNC_OP1_RET(BOOL, wglSwapIntervalEXT, interval);
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| 81 | return retval;
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| 82 | }
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| 83 |
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| 84 | int WINAPI wglGetSwapIntervalEXT(void)
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| 85 | {
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| 86 | VBOX_OGL_GEN_SYNC_OP_RET(int, wglGetSwapIntervalEXT);
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| 87 | return retval;
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| 88 | }
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| 89 |
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| 90 |
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| 91 |
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| 92 |
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| 93 |
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| 94 | #if 0
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| 95 | GL_ARB_multitexture
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| 96 | GL_EXT_texture_env_add
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| 97 | GL_EXT_compiled_vertex_array
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| 98 | GL_S3_s3tc
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| 99 | GL_ARB_occlusion_query
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| 100 | GL_ARB_point_parameters
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| 101 | GL_ARB_texture_border_clamp
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| 102 | GL_ARB_texture_compression
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| 103 | GL_ARB_texture_cube_map
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| 104 | GL_ARB_texture_env_add
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| 105 | GL_ARB_texture_env_combine
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| 106 | GL_ARB_texture_env_crossbar
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| 107 | GL_ARB_texture_env_dot3
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| 108 | GL_ARB_texture_mirrored_repeat
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| 109 | GL_ARB_transpose_matrix
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| 110 | GL_ARB_vertex_blend
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| 111 | GL_ARB_vertex_buffer_object
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| 112 | GL_ARB_vertex_program
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| 113 | GL_ARB_window_pos
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| 114 | GL_ATI_element_array
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| 115 | GL_ATI_envmap_bumpmap
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| 116 | GL_ATI_fragment_shader
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| 117 | GL_ATI_map_object_buffer
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| 118 | GL_ATI_texture_env_combine3
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| 119 | GL_ATI_texture_mirror_once
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| 120 | GL_ATI_vertex_array_object
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| 121 | GL_ATI_vertex_attrib_array_object
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| 122 | GL_ATI_vertex_streams
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| 123 | GL_ATIX_texture_env_combine3
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| 124 | GL_ATIX_texture_env_route
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| 125 | GL_ATIX_vertex_shader_output_point_size
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| 126 | GL_EXT_abgr
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| 127 | GL_EXT_bgra
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| 128 | GL_EXT_blend_color
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| 129 | GL_EXT_blend_func_separate
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| 130 | GL_EXT_blend_minmax
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| 131 | GL_EXT_blend_subtract
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| 132 | GL_EXT_clip_volume_hint
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| 133 | GL_EXT_draw_range_elements
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| 134 | GL_EXT_fog_coord
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| 135 | GL_EXT_multi_draw_arrays
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| 136 | GL_EXT_packed_pixels
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| 137 | GL_EXT_point_parameters
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| 138 | GL_EXT_polygon_offset
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| 139 | GL_EXT_rescale_normal
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| 140 | GL_EXT_secondary_color
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| 141 | GL_EXT_separate_specular_color
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| 142 | GL_EXT_stencil_wrap
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| 143 | GL_EXT_texgen_reflection
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| 144 | GL_EXT_texture3D
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| 145 | GL_EXT_texture_compression_s3tc
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| 146 | GL_EXT_texture_cube_map
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| 147 | GL_EXT_texture_edge_clamp
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| 148 | GL_EXT_texture_env_combine
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| 149 | GL_EXT_texture_env_dot3
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| 150 | GL_EXT_texture_filter_anisotropic
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| 151 | GL_EXT_texture_lod_bias
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| 152 | GL_EXT_texture_mirror_clamp
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| 153 | GL_EXT_texture_object
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| 154 | GL_EXT_texture_rectangle
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| 155 | GL_EXT_vertex_array
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| 156 | GL_EXT_vertex_shader
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| 157 | GL_HP_occlusion_test
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| 158 | GL_KTX_buffer_region
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| 159 | GL_NV_blend_square
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| 160 | GL_NV_occlusion_query
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| 161 | GL_NV_texgen_reflection
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| 162 | GL_SGI_color_matrix
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| 163 | GL_SGIS_generate_mipmap
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| 164 | GL_SGIS_multitexture
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| 165 | GL_SGIS_texture_border_clamp
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| 166 | GL_SGIS_texture_edge_clamp
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| 167 | GL_SGIS_texture_lod
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| 168 | GL_SUN_multi_draw_arrays
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| 169 | GL_WIN_swap_hint
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| 170 | WGL_EXT_extensions_string
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| 171 | #endif
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| 172 |
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