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Diffstat (limited to 'nx-X11/extras/Mesa/include/GL/internal/glcore.h')
| -rw-r--r-- | nx-X11/extras/Mesa/include/GL/internal/glcore.h | 496 |
1 files changed, 0 insertions, 496 deletions
diff --git a/nx-X11/extras/Mesa/include/GL/internal/glcore.h b/nx-X11/extras/Mesa/include/GL/internal/glcore.h deleted file mode 100644 index 9a864e7f2..000000000 --- a/nx-X11/extras/Mesa/include/GL/internal/glcore.h +++ /dev/null @@ -1,496 +0,0 @@ -#ifndef __gl_core_h_ -#define __gl_core_h_ - -/* -** License Applicability. Except to the extent portions of this file are -** made subject to an alternative license as permitted in the SGI Free -** Software License B, Version 1.1 (the "License"), the contents of this -** file are subject only to the provisions of the License. You may not use -** this file except in compliance with the License. You may obtain a copy -** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 -** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: -** -** http://oss.sgi.com/projects/FreeB -** -** Note that, as provided in the License, the Software is distributed on an -** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS -** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND -** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A -** PARTICULAR PURPOSE, AND NON-INFRINGEMENT. -** -** Original Code. The Original Code is: OpenGL Sample Implementation, -** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, -** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. -** Copyright in any portions created by third parties is as indicated -** elsewhere herein. All Rights Reserved. -** -** Additional Notice Provisions: The application programming interfaces -** established by SGI in conjunction with the Original Code are The -** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released -** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version -** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X -** Window System(R) (Version 1.3), released October 19, 1998. This software -** was created using the OpenGL(R) version 1.2.1 Sample Implementation -** published by SGI, but has not been independently verified as being -** compliant with the OpenGL(R) version 1.2.1 Specification. -** -*/ - -#include <sys/types.h> - -#ifdef CAPI -#undef CAPI -#endif -#define CAPI - -#define GL_CORE_SGI 1 -#define GL_CORE_MESA 2 -#define GL_CORE_APPLE 4 -#define GL_CORE_WINDOWS 8 - -typedef struct __GLcontextRec __GLcontext; -typedef struct __GLinterfaceRec __GLinterface; - -/* -** 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. -*/ -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; -} __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 - -/************************************************************************/ - -/* -** Structure used for allocating and freeing drawable private memory. -** (like software buffers, for example). -** -** The memory allocation routines are provided by the surrounding -** "operating system" code, and they are to be used for allocating -** software buffers and things which are associated with the drawable, -** and used by any context which draws to that drawable. There are -** separate memory allocation functions for drawables and contexts -** since drawables and contexts can be created and destroyed independently -** of one another, and the "operating system" may want to use separate -** allocation arenas for each. -** -** The freePrivate function is filled in by the core routines when they -** allocates software buffers, and stick them in "private". The freePrivate -** function will destroy anything allocated to this drawable (to be called -** when the drawable is destroyed). -*/ -typedef struct __GLdrawableRegionRec __GLdrawableRegion; -typedef struct __GLdrawableBufferRec __GLdrawableBuffer; -typedef struct __GLdrawablePrivateRec __GLdrawablePrivate; - -typedef struct __GLregionRectRec { - /* lower left (inside the rectangle) */ - GLint x0, y0; - /* upper right (outside the rectangle) */ - GLint x1, y1; -} __GLregionRect; - -struct __GLdrawableRegionRec { - GLint numRects; - __GLregionRect *rects; - __GLregionRect boundingRect; -}; - -/************************************************************************/ - -/* masks for the buffers */ -#define __GL_FRONT_BUFFER_MASK 0x00000001 -#define __GL_FRONT_LEFT_BUFFER_MASK 0x00000001 -#define __GL_FRONT_RIGHT_BUFFER_MASK 0x00000002 -#define __GL_BACK_BUFFER_MASK 0x00000004 -#define __GL_BACK_LEFT_BUFFER_MASK 0x00000004 -#define __GL_BACK_RIGHT_BUFFER_MASK 0x00000008 -#define __GL_ACCUM_BUFFER_MASK 0x00000010 -#define __GL_DEPTH_BUFFER_MASK 0x00000020 -#define __GL_STENCIL_BUFFER_MASK 0x00000040 -#define __GL_AUX_BUFFER_MASK(i) (0x0000080 << (i)) - -#define __GL_ALL_BUFFER_MASK 0xffffffff - -/* what Resize routines return if resize resorted to fallback case */ -#define __GL_BUFFER_FALLBACK 0x10 - -typedef void (*__GLbufFallbackInitFn)(__GLdrawableBuffer *buf, - __GLdrawablePrivate *glPriv, GLint bits); -typedef void (*__GLbufMainInitFn)(__GLdrawableBuffer *buf, - __GLdrawablePrivate *glPriv, GLint bits, - __GLbufFallbackInitFn back); - -/* -** A drawable buffer -** -** This data structure describes the context side of a drawable. -** -** According to the spec there could be multiple contexts bound to the same -** drawable at the same time (from different threads). In order to avoid -** multiple-access conflicts, locks are used to serialize access. When a -** thread needs to access (read or write) a member of the drawable, it takes -** a lock first. Some of the entries in the drawable are treated "mostly -** constant", so we take the freedom of allowing access to them without -** taking a lock (for optimization reasons). -** -** For more details regarding locking, see buffers.h in the GL core -*/ -struct __GLdrawableBufferRec { - /* - ** Buffer dimensions - */ - GLint width, height, depth; - - /* - ** Framebuffer base address - */ - void *base; - - /* - ** Framebuffer size (in bytes) - */ - GLuint size; - - /* - ** Size (in bytes) of each element in the framebuffer - */ - GLuint elementSize; - GLuint elementSizeLog2; - - /* - ** Element skip from one scanline to the next. - ** If the buffer is part of another buffer (for example, fullscreen - ** front buffer), outerWidth is the width of that buffer. - */ - GLint outerWidth; - - /* - ** outerWidth * elementSize - */ - GLint byteWidth; - - /* - ** Allocation/deallocation is done based on this handle. A handle - ** is conceptually different from the framebuffer 'base'. - */ - void *handle; - - /* imported */ - GLboolean (*resize)(__GLdrawableBuffer *buf, - GLint x, GLint y, GLuint width, GLuint height, - __GLdrawablePrivate *glPriv, GLuint bufferMask); - void (*lock)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv); - void (*unlock)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv); - void (*fill)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv, - GLuint val, GLint x, GLint y, GLint w, GLint h); - void (*free)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv); - - /* exported */ - void (*freePrivate)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv); -#ifdef __cplusplus - void *privatePtr; -#else - void *private; -#endif - - /* private */ - void *other; /* implementation private data */ - __GLbufMainInitFn mainInit; - __GLbufFallbackInitFn fallbackInit; -}; - -/* -** The context side of the drawable private -*/ -struct __GLdrawablePrivateRec { - /* - ** Drawable Modes - */ - __GLcontextModes *modes; - - /* - ** Drawable size - */ - GLuint width, height; - - /* - ** Origin in screen coordinates of the drawable - */ - GLint xOrigin, yOrigin; -#ifdef __GL_ALIGNED_BUFFERS - /* - ** Drawable offset from screen origin - */ - GLint xOffset, yOffset; - - /* - ** Alignment restriction - */ - GLint xAlignment, yAlignment; -#endif - /* - ** Should we invert the y axis? - */ - GLint yInverted; - - /* - ** Mask specifying which buffers are renderable by the hw - */ - GLuint accelBufferMask; - - /* - ** the buffers themselves - */ - __GLdrawableBuffer frontBuffer; - __GLdrawableBuffer backBuffer; - __GLdrawableBuffer accumBuffer; - __GLdrawableBuffer depthBuffer; - __GLdrawableBuffer stencilBuffer; -#if defined(__GL_NUMBER_OF_AUX_BUFFERS) && (__GL_NUMBER_OF_AUX_BUFFERS > 0) - __GLdrawableBuffer *auxBuffer; -#endif - - __GLdrawableRegion ownershipRegion; - - /* - ** Lock for the drawable private structure - */ - void *lock; -#ifdef DEBUG - /* lock debugging info */ - int lockRefCount; - int lockLine[10]; - char *lockFile[10]; -#endif - - /* imported */ - void *(*malloc)(size_t size); - void *(*calloc)(size_t numElem, size_t elemSize); - void *(*realloc)(void *oldAddr, size_t newSize); - void (*free)(void *addr); - - GLboolean (*addSwapRect)(__GLdrawablePrivate *glPriv, - GLint x, GLint y, GLsizei width, GLsizei height); - void (*setClipRect)(__GLdrawablePrivate *glPriv, - GLint x, GLint y, GLsizei width, GLsizei height); - void (*updateClipRegion)(__GLdrawablePrivate *glPriv); - GLboolean (*resize)(__GLdrawablePrivate *glPriv); - void (*getDrawableSize)(__GLdrawablePrivate *glPriv, - GLint *x, GLint *y, GLuint *width, GLuint *height); - - void (*lockDP)(__GLdrawablePrivate *glPriv, __GLcontext *gc); - void (*unlockDP)(__GLdrawablePrivate *glPriv); - - /* exported */ -#ifdef __cplusplus - void *privatePtr; -#else - void *private; -#endif - void (*freePrivate)(__GLdrawablePrivate *); - - /* client data */ - void *other; -}; - -/* -** Macros to lock/unlock the drawable private -*/ -#if defined(DEBUG) -#define __GL_LOCK_DP(glPriv,gc) \ - (*(glPriv)->lockDP)(glPriv,gc); \ - (glPriv)->lockLine[(glPriv)->lockRefCount] = __LINE__; \ - (glPriv)->lockFile[(glPriv)->lockRefCount] = __FILE__; \ - (glPriv)->lockRefCount++ -#define __GL_UNLOCK_DP(glPriv) \ - (glPriv)->lockRefCount--; \ - (glPriv)->lockLine[(glPriv)->lockRefCount] = 0; \ - (glPriv)->lockFile[(glPriv)->lockRefCount] = NULL; \ - (*(glPriv)->unlockDP)(glPriv) -#else /* DEBUG */ -#define __GL_LOCK_DP(glPriv,gc) (*(glPriv)->lockDP)(glPriv,gc) -#define __GL_UNLOCK_DP(glPriv) (*(glPriv)->unlockDP)(glPriv) -#endif /* DEBUG */ - - -/* -** Procedures which are imported by the GL from the surrounding -** "operating system". Math functions are not considered part of the -** "operating system". -*/ -typedef struct __GLimportsRec { - /* Memory management */ - void * (*malloc)(__GLcontext *gc, size_t size); - void *(*calloc)(__GLcontext *gc, size_t numElem, size_t elemSize); - void *(*realloc)(__GLcontext *gc, void *oldAddr, size_t newSize); - void (*free)(__GLcontext *gc, void *addr); - - /* Error handling */ - void (*warning)(__GLcontext *gc, char *fmt); - void (*fatal)(__GLcontext *gc, char *fmt); - - /* other system calls */ - char *(CAPI *getenv)(__GLcontext *gc, const char *var); - int (CAPI *atoi)(__GLcontext *gc, const char *str); - int (CAPI *sprintf)(__GLcontext *gc, char *str, const char *fmt, ...); - void *(CAPI *fopen)(__GLcontext *gc, const char *path, const char *mode); - int (CAPI *fclose)(__GLcontext *gc, void *stream); - int (CAPI *fprintf)(__GLcontext *gc, void *stream, const char *fmt, ...); - - /* Drawing surface management */ - __GLdrawablePrivate *(*getDrawablePrivate)(__GLcontext *gc); - __GLdrawablePrivate *(*getReadablePrivate)(__GLcontext *gc); - - /* Operating system dependent data goes here */ - void *other; -} __GLimports; - -/************************************************************************/ - -/* -** Procedures which are exported by the GL to the surrounding "operating -** system" so that it can manage multiple GL context's. -*/ -typedef struct __GLexportsRec { - /* Context management (return GL_FALSE on failure) */ - GLboolean (*destroyContext)(__GLcontext *gc); - GLboolean (*loseCurrent)(__GLcontext *gc); - /* oldglPriv isn't used anymore, kept for backwards compatibility */ - GLboolean (*makeCurrent)(__GLcontext *gc); - GLboolean (*shareContext)(__GLcontext *gc, __GLcontext *gcShare); - GLboolean (*copyContext)(__GLcontext *dst, const __GLcontext *src, GLuint mask); - GLboolean (*forceCurrent)(__GLcontext *gc); - - /* Drawing surface notification callbacks */ - GLboolean (*notifyResize)(__GLcontext *gc); - void (*notifyDestroy)(__GLcontext *gc); - void (*notifySwapBuffers)(__GLcontext *gc); - - /* Dispatch table override control for external agents like libGLS */ - struct __GLdispatchStateRec* (*dispatchExec)(__GLcontext *gc); - void (*beginDispatchOverride)(__GLcontext *gc); - void (*endDispatchOverride)(__GLcontext *gc); -} __GLexports; - -/************************************************************************/ - -/* -** This must be the first member of a __GLcontext structure. This is the -** only part of a context that is exposed to the outside world; everything -** else is opaque. -*/ -struct __GLinterfaceRec { - __GLimports imports; - __GLexports exports; -}; - -extern __GLcontext *__glCoreCreateContext(__GLimports *, __GLcontextModes *); -extern void __glCoreNopDispatch(void); - -#endif /* __gl_core_h_ */ |