diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/GL/internal/dri_interface.h | 160 |
1 files changed, 112 insertions, 48 deletions
diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h index e5c5a7759d1..1b1aeba55f9 100644 --- a/include/GL/internal/dri_interface.h +++ b/include/GL/internal/dri_interface.h @@ -62,6 +62,7 @@ typedef struct __DRIdrawableRec __DRIdrawable; typedef struct __DRIdriverRec __DRIdriver; typedef struct __DRIframebufferRec __DRIframebuffer; typedef struct __DRIversionRec __DRIversion; +typedef struct __DRIinterfaceMethodsRec __DRIinterfaceMethods; typedef unsigned long __DRIid; typedef void __DRInativeDisplay; /*@}*/ @@ -74,38 +75,6 @@ typedef void __DRInativeDisplay; extern __DRIscreen *__glXFindDRIScreen(__DRInativeDisplay *dpy, int scrn); -/** - * Type of a pointer to \c __glXGetInternalVersion, as returned by - * \c glXGetProcAddress. - * - * \sa __glXGetInternalVersion, glXGetProcAddress - */ -typedef int (* PFNGLXGETINTERNALVERSIONPROC) ( void ); - -/** - * Type of a pointer to \c __glXWindowExists, as returned by - * \c glXGetProcAddress. - * - * \sa __glXWindowExists, glXGetProcAddress - */ -typedef GLboolean (* PFNGLXWINDOWEXISTSPROC) (__DRInativeDisplay *dpy, __DRIid draw); - -/** - * Type of a pointer to \c __glXGetUST, as returned by \c glXGetProcAddress. - * - * \sa __glXGetUST, glXGetProcAddress - */ -typedef int (* PFNGLXGETUSTPROC) ( int64_t * ust ); - -/** - * Type of pointer to \c __glXCreateContextModes, as returned by - * \c glXGetProcAddress. - * - * \sa _gl_context_modes_create, glXGetProcAddress - */ - -typedef __GLcontextModes * (* PFNGLXCREATECONTEXTMODES) ( unsigned count, - size_t minimum_bytes_per_struct ); /** * Type of a pointer to \c glXGetScreenDriver, as returned by @@ -135,19 +104,6 @@ typedef const char * (* PFNGLXGETDRIVERCONFIGPROC) (const char *driverName); */ typedef void (* PFNGLXSCRENABLEEXTENSIONPROC) ( void *psc, const char * name ); -/** - * Type of a pointer to \c __glXGetDrawableInfo, as returned by - * \c glXGetProcAddress. This function is used to get information about the - * position, size, and clip rects of a drawable. - * - * \sa __glXGetDrawableInfo, glXGetProcAddress - */ -typedef GLboolean (* PFNGLXGETDRAWABLEINFOPROC) ( __DRInativeDisplay *dpy, int scrn, - __DRIid draw, unsigned int * index, unsigned int * stamp, - int * x, int * y, int * width, int * height, - int * numClipRects, drm_clip_rect_t ** pClipRects, - int * backX, int * backY, - int * numBackClipRects, drm_clip_rect_t ** pBackClipRects ); /* Test for the xf86dri.h header file */ #ifndef _XF86DRI_H_ @@ -173,9 +129,10 @@ typedef void *(CREATENEWSCREENFUNC)(__DRInativeDisplay *dpy, int scrn, const __DRIversion * ddx_version, const __DRIversion * dri_version, const __DRIversion * drm_version, const __DRIframebuffer * frame_buffer, void * pSAREA, int fd, int internal_api_version, + const __DRIinterfaceMethods * interface, __GLcontextModes ** driver_modes); typedef CREATENEWSCREENFUNC* PFNCREATENEWSCREENFUNC; -extern CREATENEWSCREENFUNC __driCreateNewScreen_20050722; +extern CREATENEWSCREENFUNC __driCreateNewScreen_20050725; /** @@ -202,6 +159,113 @@ struct __DRIversionRec { int patch; /**< Patch-level. */ }; + +typedef void (*__DRIfuncPtr)(void); + +struct __DRIinterfaceMethodsRec { + /** + * Get pointer to named function. + */ + __DRIfuncPtr (*getProcAddress)( const char * proc_name ); + + /** + * Create a list of \c __GLcontextModes structures. + */ + __GLcontextModes * (*createContextModes)(unsigned count, + size_t minimum_bytes_per_struct); + + /** + * Destroy a list of \c __GLcontextModes structures. + * + * \todo + * Determine if the drivers actually need to call this. + */ + void (*destroyContextModes)( __GLcontextModes * modes ); + + /** + * Get the \c __DRIscreen for a given display and screen number. + */ + __DRIscreen *(*getScreen)(__DRInativeDisplay *dpy, int screenNum); + + + /** + * \name Client/server protocol functions. + * + * These functions implement the DRI client/server protocol for + * context and drawable operations. Platforms that do not implement + * the wire protocol (e.g., EGL) will implement glorified no-op functions. + */ + /*@{*/ + /** + * Determine if the specified window ID still exists. + * + * \note + * Implementations may assume that the driver will only pass an ID into + * this function that actually corresponds to a window. On + * implementations where windows can only be destroyed by the DRI driver + * (e.g., EGL), this function is allowed to always return \c GL_TRUE. + */ + GLboolean (*windowExists)(__DRInativeDisplay *dpy, __DRIid draw); + + /** + * Create the server-side portion of the GL context. + */ + GLboolean (* createContext)( __DRInativeDisplay *dpy, int screenNum, + int configID, void * contextID, drm_context_t * hw_context ); + + /** + * Destroy the server-side portion of the GL context. + */ + GLboolean (* destroyContext)( __DRInativeDisplay *dpy, int screenNum, + __DRIid context ); + + /** + * Create the server-side portion of the drawable. + */ + GLboolean (*createDrawable)( __DRInativeDisplay * ndpy, int screen, + __DRIid drawable, drm_drawable_t * hHWDrawable ); + + /** + * Destroy the server-side portion of the drawable. + */ + GLboolean (*destroyDrawable)( __DRInativeDisplay * ndpy, int screen, + __DRIid drawable ); + + /** + * This function is used to get information about the position, size, and + * clip rects of a drawable. + */ + GLboolean (* getDrawableInfo) ( __DRInativeDisplay *dpy, int scrn, + __DRIid draw, unsigned int * index, unsigned int * stamp, + int * x, int * y, int * width, int * height, + int * numClipRects, drm_clip_rect_t ** pClipRects, + int * backX, int * backY, + int * numBackClipRects, drm_clip_rect_t ** pBackClipRects ); + /*@}*/ + + + /** + * \name Timing related functions. + */ + /*@{*/ + /** + * Get the 64-bit unadjusted system time (UST). + */ + int (*getUST)(int64_t * ust); + + /** + * Get the media stream counter (MSC) rate. + * + * Matching the definition in GLX_OML_sync_control, this function returns + * the rate of the "media stream counter". In practical terms, this is + * the frame refresh rate of the display. + */ + GLboolean (*getMSCRate)(__DRInativeDisplay * dpy, __DRIid drawable, + int32_t * numerator, int32_t * denominator); + /*@}*/ +}; + + /** * Framebuffer information record. Used by libGL to communicate information * about the framebuffer to the driver's \c __driCreateNewScreen function. @@ -332,7 +396,7 @@ struct __DRIcontextRec { /** * Method to bind a DRI drawable to a DRI graphics context. * - * \since Internal API version 20050722. + * \since Internal API version 20050725. */ GLboolean (*bindContext)(__DRInativeDisplay *dpy, int scrn, __DRIid draw, __DRIid read, __DRIcontext *ctx); @@ -340,7 +404,7 @@ struct __DRIcontextRec { /** * Method to unbind a DRI drawable from a DRI graphics context. * - * \since Internal API version 20050722. + * \since Internal API version 20050725. */ GLboolean (*unbindContext)(__DRInativeDisplay *dpy, int scrn, __DRIid draw, __DRIid read, __DRIcontext *ctx); |