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Diffstat (limited to 'gl/internal/glcore.h')
| -rw-r--r-- | gl/internal/glcore.h | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/gl/internal/glcore.h b/gl/internal/glcore.h new file mode 100644 index 000000000..18f657662 --- /dev/null +++ b/gl/internal/glcore.h @@ -0,0 +1,185 @@ +#ifndef __gl_core_h_ +#define __gl_core_h_ + +/* + * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) + * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved. + * + * 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 including the dates of first publication and + * either this permission notice or a reference to + * http://oss.sgi.com/projects/FreeB/ + * 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 + * SILICON GRAPHICS, INC. 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. + * + * Except as contained in this notice, the name of Silicon Graphics, Inc. + * shall not be used in advertising or otherwise to promote the sale, use or + * other dealings in this Software without prior written authorization from + * Silicon Graphics, Inc. + */ + +#if !defined(_WIN32_WCE) +#include <sys/types.h> +#endif + +#define GL_CORE_SGI 1 +#define GL_CORE_MESA 2 +#define GL_CORE_APPLE 4 +#define GL_CORE_WINDOWS 8 + +typedef struct __GLcontextRec __GLcontext; + +/* +** This file defines the interface between the GL core and the surrounding +** "operating system" that supports it (currently the GLX or WGL extensions). +** +** Members (data and function pointers) are documented as imported or +** exported according to how they are used by the core rendering functions. +** Imported members are initialized by the "operating system" and used by +** the core functions. Exported members are initialized by the core functions +** and used by the "operating system". +*/ + +/** + * Mode and limit information for a context. This information is + * kept around in the context so that values can be used during + * command execution, and for returning information about the + * context to the application. + * + * Instances of this structure are shared by the driver and the loader. To + * maintain binary compatability, new fields \b must be added only to the + * end of the structure. + * + * \sa _gl_context_modes_create + */ +typedef struct __GLcontextModesRec { + struct __GLcontextModesRec * next; + + GLboolean rgbMode; + GLboolean floatMode; + GLboolean colorIndexMode; + GLuint doubleBufferMode; + GLuint stereoMode; + + GLboolean haveAccumBuffer; + GLboolean haveDepthBuffer; + GLboolean haveStencilBuffer; + + GLint redBits, greenBits, blueBits, alphaBits; /* bits per comp */ + GLuint redMask, greenMask, blueMask, alphaMask; + GLint rgbBits; /* total bits for rgb */ + GLint indexBits; /* total bits for colorindex */ + + GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits; + GLint depthBits; + GLint stencilBits; + + GLint numAuxBuffers; + + GLint level; + + GLint pixmapMode; + + /* GLX */ + GLint visualID; + GLint visualType; /**< One of the GLX X visual types. (i.e., + * \c GLX_TRUE_COLOR, etc.) + */ + + /* EXT_visual_rating / GLX 1.2 */ + GLint visualRating; + + /* EXT_visual_info / GLX 1.2 */ + GLint transparentPixel; + /* colors are floats scaled to ints */ + GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha; + GLint transparentIndex; + + /* ARB_multisample / SGIS_multisample */ + GLint sampleBuffers; + GLint samples; + + /* SGIX_fbconfig / GLX 1.3 */ + GLint drawableType; + GLint renderType; + GLint xRenderable; + GLint fbconfigID; + + /* SGIX_pbuffer / GLX 1.3 */ + GLint maxPbufferWidth; + GLint maxPbufferHeight; + GLint maxPbufferPixels; + GLint optimalPbufferWidth; /* Only for SGIX_pbuffer. */ + GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */ + + /* SGIX_visual_select_group */ + GLint visualSelectGroup; + + /* OML_swap_method */ + GLint swapMethod; + + GLint screen; + + /* EXT_texture_from_pixmap */ + GLint bindToTextureRgb; + GLint bindToTextureRgba; + GLint bindToMipmapTexture; + GLint bindToTextureTargets; + GLint yInverted; +} __GLcontextModes; + +/* Several fields of __GLcontextModes can take these as values. Since + * GLX header files may not be available everywhere they need to be used, + * redefine them here. + */ +#define GLX_NONE 0x8000 +#define GLX_SLOW_CONFIG 0x8001 +#define GLX_TRUE_COLOR 0x8002 +#define GLX_DIRECT_COLOR 0x8003 +#define GLX_PSEUDO_COLOR 0x8004 +#define GLX_STATIC_COLOR 0x8005 +#define GLX_GRAY_SCALE 0x8006 +#define GLX_STATIC_GRAY 0x8007 +#define GLX_TRANSPARENT_RGB 0x8008 +#define GLX_TRANSPARENT_INDEX 0x8009 +#define GLX_NON_CONFORMANT_CONFIG 0x800D +#define GLX_SWAP_EXCHANGE_OML 0x8061 +#define GLX_SWAP_COPY_OML 0x8062 +#define GLX_SWAP_UNDEFINED_OML 0x8063 + +#define GLX_DONT_CARE 0xFFFFFFFF + +#define GLX_RGBA_BIT 0x00000001 +#define GLX_COLOR_INDEX_BIT 0x00000002 +#define GLX_WINDOW_BIT 0x00000001 +#define GLX_PIXMAP_BIT 0x00000002 +#define GLX_PBUFFER_BIT 0x00000004 + +#define GLX_BIND_TO_TEXTURE_RGB_EXT 0x20D0 +#define GLX_BIND_TO_TEXTURE_RGBA_EXT 0x20D1 +#define GLX_BIND_TO_MIPMAP_TEXTURE_EXT 0x20D2 +#define GLX_BIND_TO_TEXTURE_TARGETS_EXT 0x20D3 +#define GLX_Y_INVERTED_EXT 0x20D4 + +#define GLX_TEXTURE_1D_BIT_EXT 0x00000001 +#define GLX_TEXTURE_2D_BIT_EXT 0x00000002 +#define GLX_TEXTURE_RECTANGLE_BIT_EXT 0x00000004 + +#define GLX_TEXTURE_FORMAT_NONE_EXT 0x20D8 +#define GLX_TEXTURE_FORMAT_RGB_EXT 0x20D9 +#define GLX_TEXTURE_FORMAT_RGBA_EXT 0x20DA + +#endif /* __gl_core_h_ */ |