diff options
Diffstat (limited to 'exa/exa.h')
| -rw-r--r-- | exa/exa.h | 223 |
1 files changed, 98 insertions, 125 deletions
@@ -44,7 +44,8 @@ typedef struct _ExaOffscreenArea ExaOffscreenArea; -typedef void (*ExaOffscreenSaveProc) (ScreenPtr pScreen, ExaOffscreenArea *area); +typedef void (*ExaOffscreenSaveProc) (ScreenPtr pScreen, + ExaOffscreenArea * area); typedef enum _ExaOffscreenState { ExaOffscreenAvail, @@ -53,22 +54,22 @@ typedef enum _ExaOffscreenState { } ExaOffscreenState; struct _ExaOffscreenArea { - int base_offset; /* allocation base */ - int offset; /* aligned offset */ - int size; /* total allocation size */ - unsigned last_use; - pointer privData; + int base_offset; /* allocation base */ + int offset; /* aligned offset */ + int size; /* total allocation size */ + unsigned last_use; + pointer privData; ExaOffscreenSaveProc save; - ExaOffscreenState state; + ExaOffscreenState state; - ExaOffscreenArea *next; + ExaOffscreenArea *next; - unsigned eviction_cost; + unsigned eviction_cost; - ExaOffscreenArea *prev; /* Double-linked list for defragmentation */ - int align; /* required alignment */ + ExaOffscreenArea *prev; /* Double-linked list for defragmentation */ + int align; /* required alignment */ }; /** @@ -89,7 +90,7 @@ typedef struct _ExaDriver { * The visible screen should be within memoryBase to memoryBase + * memorySize. */ - CARD8 *memoryBase; + CARD8 *memoryBase; /** * offScreenBase is the offset from memoryBase of the beginning of the area @@ -98,7 +99,7 @@ typedef struct _ExaDriver { * In XFree86 DDX drivers, this is probably: * (pScrn->displayWidth * cpp * pScrn->virtualY) */ - unsigned long offScreenBase; + unsigned long offScreenBase; /** * memorySize is the length (in bytes) of framebuffer memory beginning @@ -162,8 +163,8 @@ typedef struct _ExaDriver { /* private */ ExaOffscreenArea *offScreenAreas; - Bool needsSync; - int lastMarker; + Bool needsSync; + int lastMarker; /** @name Solid * @{ @@ -189,10 +190,8 @@ typedef struct _ExaDriver { * The PrepareSolid() call is required of all drivers, but it may fail for any * reason. Failure results in a fallback to software rendering. */ - Bool (*PrepareSolid) (PixmapPtr pPixmap, - int alu, - Pixel planemask, - Pixel fg); + Bool (*PrepareSolid) (PixmapPtr pPixmap, + int alu, Pixel planemask, Pixel fg); /** * Solid() performs a solid fill set up in the last PrepareSolid() call. @@ -213,7 +212,7 @@ typedef struct _ExaDriver { * * This call is required if PrepareSolid() ever succeeds. */ - void (*Solid) (PixmapPtr pPixmap, int x1, int y1, int x2, int y2); + void (*Solid) (PixmapPtr pPixmap, int x1, int y1, int x2, int y2); /** * DoneSolid() finishes a set of solid fills. @@ -227,7 +226,7 @@ typedef struct _ExaDriver { * * This call is required if PrepareSolid() ever succeeds. */ - void (*DoneSolid) (PixmapPtr pPixmap); + void (*DoneSolid) (PixmapPtr pPixmap); /** @} */ /** @name Copy @@ -264,12 +263,9 @@ typedef struct _ExaDriver { * The PrepareCopy() call is required of all drivers, but it may fail for any * reason. Failure results in a fallback to software rendering. */ - Bool (*PrepareCopy) (PixmapPtr pSrcPixmap, - PixmapPtr pDstPixmap, - int dx, - int dy, - int alu, - Pixel planemask); + Bool (*PrepareCopy) (PixmapPtr pSrcPixmap, + PixmapPtr pDstPixmap, + int dx, int dy, int alu, Pixel planemask); /** * Copy() performs a copy set up in the last PrepareCopy call. @@ -295,13 +291,9 @@ typedef struct _ExaDriver { * * This call is required if PrepareCopy ever succeeds. */ - void (*Copy) (PixmapPtr pDstPixmap, - int srcX, - int srcY, - int dstX, - int dstY, - int width, - int height); + void (*Copy) (PixmapPtr pDstPixmap, + int srcX, + int srcY, int dstX, int dstY, int width, int height); /** * DoneCopy() finishes a set of copies. @@ -315,7 +307,7 @@ typedef struct _ExaDriver { * * This call is required if PrepareCopy() ever succeeds. */ - void (*DoneCopy) (PixmapPtr pDstPixmap); + void (*DoneCopy) (PixmapPtr pDstPixmap); /** @} */ /** @name Composite @@ -346,10 +338,9 @@ typedef struct _ExaDriver { * The CheckComposite() call is recommended if PrepareComposite() is * implemented, but is not required. */ - Bool (*CheckComposite) (int op, - PicturePtr pSrcPicture, - PicturePtr pMaskPicture, - PicturePtr pDstPicture); + Bool (*CheckComposite) (int op, + PicturePtr pSrcPicture, + PicturePtr pMaskPicture, PicturePtr pDstPicture); /** * PrepareComposite() sets up the driver for doing a Composite operation @@ -405,13 +396,11 @@ typedef struct _ExaDriver { * of cairo applications. Failure results in a fallback to software * rendering. */ - Bool (*PrepareComposite) (int op, - PicturePtr pSrcPicture, - PicturePtr pMaskPicture, - PicturePtr pDstPicture, - PixmapPtr pSrc, - PixmapPtr pMask, - PixmapPtr pDst); + Bool (*PrepareComposite) (int op, + PicturePtr pSrcPicture, + PicturePtr pMaskPicture, + PicturePtr pDstPicture, + PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst); /** * Composite() performs a Composite operation set up in the last @@ -437,15 +426,11 @@ typedef struct _ExaDriver { * * This call is required if PrepareComposite() ever succeeds. */ - void (*Composite) (PixmapPtr pDst, - int srcX, - int srcY, - int maskX, - int maskY, - int dstX, - int dstY, - int width, - int height); + void (*Composite) (PixmapPtr pDst, + int srcX, + int srcY, + int maskX, + int maskY, int dstX, int dstY, int width, int height); /** * DoneComposite() finishes a set of Composite operations. @@ -459,7 +444,7 @@ typedef struct _ExaDriver { * * This call is required if PrepareComposite() ever succeeds. */ - void (*DoneComposite) (PixmapPtr pDst); + void (*DoneComposite) (PixmapPtr pDst); /** @} */ /** @@ -493,20 +478,15 @@ typedef struct _ExaDriver { * UploadToScreen() is not required, but is recommended if Composite * acceleration is supported. */ - Bool (*UploadToScreen) (PixmapPtr pDst, - int x, - int y, - int w, - int h, - char *src, - int src_pitch); + Bool (*UploadToScreen) (PixmapPtr pDst, + int x, + int y, int w, int h, char *src, int src_pitch); /** * UploadToScratch() is no longer used and will be removed next time the EXA * major version needs to be bumped. */ - Bool (*UploadToScratch) (PixmapPtr pSrc, - PixmapPtr pDst); + Bool (*UploadToScratch) (PixmapPtr pSrc, PixmapPtr pDst); /** * DownloadFromScreen() loads a rectangle of data from pSrc into dst @@ -538,10 +518,9 @@ typedef struct _ExaDriver { * * DownloadFromScreen() is not required, but is highly recommended. */ - Bool (*DownloadFromScreen)(PixmapPtr pSrc, - int x, int y, - int w, int h, - char *dst, int dst_pitch); + Bool (*DownloadFromScreen) (PixmapPtr pSrc, + int x, int y, + int w, int h, char *dst, int dst_pitch); /** * MarkSync() requests that the driver mark a synchronization point, @@ -558,7 +537,7 @@ typedef struct _ExaDriver { * * MarkSync() is optional. */ - int (*MarkSync) (ScreenPtr pScreen); + int (*MarkSync) (ScreenPtr pScreen); /** * WaitMarker() waits for all rendering before the given marker to have @@ -572,7 +551,7 @@ typedef struct _ExaDriver { * * WaitMarker() is required of all drivers. */ - void (*WaitMarker) (ScreenPtr pScreen, int marker); + void (*WaitMarker) (ScreenPtr pScreen, int marker); /** @{ */ /** @@ -608,7 +587,7 @@ typedef struct _ExaDriver { * @return FALSE if PrepareAccess() is unsuccessful and EXA should use * DownloadFromScreen() to migate the pixmap out. */ - Bool (*PrepareAccess)(PixmapPtr pPix, int index); + Bool (*PrepareAccess) (PixmapPtr pPix, int index); /** * FinishAccess() is called after CPU access to an offscreen pixmap. @@ -620,7 +599,7 @@ typedef struct _ExaDriver { * pixmap set up by PrepareAccess(). Note that the FinishAccess() will not be * called if PrepareAccess() failed and the pixmap was migrated out. */ - void (*FinishAccess)(PixmapPtr pPix, int index); + void (*FinishAccess) (PixmapPtr pPix, int index); /** * PixmapIsOffscreen() is an optional driver replacement to @@ -637,34 +616,34 @@ typedef struct _ExaDriver { * * */ - Bool (*PixmapIsOffscreen)(PixmapPtr pPix); + Bool (*PixmapIsOffscreen) (PixmapPtr pPix); - /** @name PrepareAccess() and FinishAccess() indices + /** @name PrepareAccess() and FinishAccess() indices * @{ */ - /** + /** * EXA_PREPARE_DEST is the index for a pixmap that may be drawn to or * read from. - */ - #define EXA_PREPARE_DEST 0 - /** + */ +#define EXA_PREPARE_DEST 0 + /** * EXA_PREPARE_SRC is the index for a pixmap that may be read from */ - #define EXA_PREPARE_SRC 1 - /** +#define EXA_PREPARE_SRC 1 + /** * EXA_PREPARE_SRC is the index for a second pixmap that may be read * from. */ - #define EXA_PREPARE_MASK 2 - /** +#define EXA_PREPARE_MASK 2 + /** * EXA_PREPARE_AUX* are additional indices for other purposes, e.g. * separate alpha maps with Composite operations. */ - #define EXA_PREPARE_AUX_DEST 3 - #define EXA_PREPARE_AUX_SRC 4 - #define EXA_PREPARE_AUX_MASK 5 - #define EXA_NUM_PREPARE_INDICES 6 - /** @} */ +#define EXA_PREPARE_AUX_DEST 3 +#define EXA_PREPARE_AUX_SRC 4 +#define EXA_PREPARE_AUX_MASK 5 +#define EXA_NUM_PREPARE_INDICES 6 + /** @} */ /** * maxPitchPixels controls the pitch limitation for rendering from @@ -697,23 +676,23 @@ typedef struct _ExaDriver { int maxPitchBytes; /* Hooks to allow driver to its own pixmap memory management */ - void *(*CreatePixmap)(ScreenPtr pScreen, int size, int align); - void (*DestroyPixmap)(ScreenPtr pScreen, void *driverPriv); + void *(*CreatePixmap) (ScreenPtr pScreen, int size, int align); + void (*DestroyPixmap) (ScreenPtr pScreen, void *driverPriv); /** * Returning a pixmap with non-NULL devPrivate.ptr implies a pixmap which is * not offscreen, which will never be accelerated and Prepare/FinishAccess won't * be called. */ - Bool (*ModifyPixmapHeader)(PixmapPtr pPixmap, int width, int height, - int depth, int bitsPerPixel, int devKind, - pointer pPixData); + Bool (*ModifyPixmapHeader) (PixmapPtr pPixmap, int width, int height, + int depth, int bitsPerPixel, int devKind, + pointer pPixData); /* hooks for drivers with tiling support: * driver MUST fill out new_fb_pitch with valid pitch of pixmap */ - void *(*CreatePixmap2)(ScreenPtr pScreen, int width, int height, - int depth, int usage_hint, int bitsPerPixel, - int *new_fb_pitch); + void *(*CreatePixmap2) (ScreenPtr pScreen, int width, int height, + int depth, int usage_hint, int bitsPerPixel, + int *new_fb_pitch); /** @} */ } ExaDriverRec, *ExaDriverPtr; @@ -772,65 +751,59 @@ typedef struct _ExaDriver { /** @} */ /* in exa.c */ -extern _X_EXPORT ExaDriverPtr -exaDriverAlloc(void); +extern _X_EXPORT ExaDriverPtr exaDriverAlloc(void); extern _X_EXPORT Bool -exaDriverInit(ScreenPtr pScreen, - ExaDriverPtr pScreenInfo); + exaDriverInit(ScreenPtr pScreen, ExaDriverPtr pScreenInfo); extern _X_EXPORT void -exaDriverFini(ScreenPtr pScreen); + exaDriverFini(ScreenPtr pScreen); extern _X_EXPORT void -exaMarkSync(ScreenPtr pScreen); + exaMarkSync(ScreenPtr pScreen); extern _X_EXPORT void -exaWaitSync(ScreenPtr pScreen); + exaWaitSync(ScreenPtr pScreen); extern _X_EXPORT unsigned long -exaGetPixmapOffset(PixmapPtr pPix); + exaGetPixmapOffset(PixmapPtr pPix); extern _X_EXPORT unsigned long -exaGetPixmapPitch(PixmapPtr pPix); + exaGetPixmapPitch(PixmapPtr pPix); extern _X_EXPORT unsigned long -exaGetPixmapSize(PixmapPtr pPix); - -extern _X_EXPORT void * -exaGetPixmapDriverPrivate(PixmapPtr p); + exaGetPixmapSize(PixmapPtr pPix); +extern _X_EXPORT void *exaGetPixmapDriverPrivate(PixmapPtr p); /* in exa_offscreen.c */ -extern _X_EXPORT ExaOffscreenArea * -exaOffscreenAlloc(ScreenPtr pScreen, int size, int align, - Bool locked, - ExaOffscreenSaveProc save, - pointer privData); +extern _X_EXPORT ExaOffscreenArea *exaOffscreenAlloc(ScreenPtr pScreen, + int size, int align, + Bool locked, + ExaOffscreenSaveProc save, + pointer privData); -extern _X_EXPORT ExaOffscreenArea * -exaOffscreenFree(ScreenPtr pScreen, ExaOffscreenArea *area); +extern _X_EXPORT ExaOffscreenArea *exaOffscreenFree(ScreenPtr pScreen, + ExaOffscreenArea * area); extern _X_EXPORT void -ExaOffscreenMarkUsed (PixmapPtr pPixmap); + ExaOffscreenMarkUsed(PixmapPtr pPixmap); extern _X_EXPORT void -exaEnableDisableFBAccess (int index, Bool enable); + exaEnableDisableFBAccess(int index, Bool enable); extern _X_EXPORT Bool -exaDrawableIsOffscreen (DrawablePtr pDrawable); + exaDrawableIsOffscreen(DrawablePtr pDrawable); /* in exa.c */ extern _X_EXPORT void -exaMoveInPixmap (PixmapPtr pPixmap); + exaMoveInPixmap(PixmapPtr pPixmap); extern _X_EXPORT void -exaMoveOutPixmap (PixmapPtr pPixmap); - + exaMoveOutPixmap(PixmapPtr pPixmap); /* in exa_unaccel.c */ extern _X_EXPORT CARD32 -exaGetPixmapFirstPixel (PixmapPtr pPixmap); - + exaGetPixmapFirstPixel(PixmapPtr pPixmap); /** * Returns TRUE if the given planemask covers all the significant bits in the @@ -840,4 +813,4 @@ exaGetPixmapFirstPixel (PixmapPtr pPixmap); (((_pm) & FbFullMask((_pDrawable)->depth)) == \ FbFullMask((_pDrawable)->depth)) -#endif /* EXA_H */ +#endif /* EXA_H */ |