165 lines
5.1 KiB
C
165 lines
5.1 KiB
C
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/*
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* Copyright <EFBFBD> 2004 Eric Anholt
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Eric Anholt not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Eric Anholt makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL ERIC ANHOLT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Header$ */
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#include "picturestr.h"
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/*
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* One of these structures is allocated per GC that gets used with a window with
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* backing pixmap.
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*/
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typedef struct {
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GCPtr pBackingGC; /* Copy of the GC but with graphicsExposures
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* set FALSE and the clientClip set to
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* clip output to the valid regions of the
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* backing pixmap. */
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int guarantee; /* GuaranteeNothing, etc. */
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unsigned long serialNumber; /* clientClip computed time */
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unsigned long stateChanges; /* changes in parent gc since last copy */
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GCOps *wrapOps; /* wrapped ops */
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GCFuncs *wrapFuncs; /* wrapped funcs */
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} cwGCRec, *cwGCPtr;
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extern int cwGCIndex;
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#define getCwGC(pGC) ((cwGCPtr)(pGC)->devPrivates[cwGCIndex].ptr)
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#define setCwGC(pGC,p) ((pGC)->devPrivates[cwGCIndex].ptr = (pointer) (p))
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typedef struct {
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PicturePtr pBackingPicture;
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unsigned long serialNumber; /* clientClip computed time */
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unsigned long stateChanges; /* changes in parent gc since last copy */
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} cwPictureRec, *cwPicturePtr;
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extern int cwPictureIndex;
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#define getCwPicture(pPicture) ((cwPicturePtr)(pPicture)->devPrivates[cwPictureIndex].ptr)
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#define setCwPicture(pPicture,p) ((pPicture)->devPrivates[cwPictureIndex].ptr = (pointer) (p))
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#define cwDrawableIsRedirWindow(pDraw) ((pDraw)->type == DRAWABLE_WINDOW && \
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((WindowPtr)(pDraw))->redirectDraw)
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typedef struct {
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/*
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* screen func wrappers
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*/
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CloseScreenProcPtr CloseScreen;
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GetImageProcPtr GetImage;
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GetSpansProcPtr GetSpans;
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CreateGCProcPtr CreateGC;
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DestroyWindowProcPtr DestroyWindow;
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StoreColorsProcPtr StoreColors;
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InitIndexedProcPtr InitIndexed;
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CloseIndexedProcPtr CloseIndexed;
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UpdateIndexedProcPtr UpdateIndexed;
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#ifdef RENDER
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CreatePictureProcPtr CreatePicture;
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DestroyPictureProcPtr DestroyPicture;
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ChangePictureClipProcPtr ChangePictureClip;
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DestroyPictureClipProcPtr DestroyPictureClip;
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ChangePictureProcPtr ChangePicture;
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ValidatePictureProcPtr ValidatePicture;
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CompositeProcPtr Composite;
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GlyphsProcPtr Glyphs;
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CompositeRectsProcPtr CompositeRects;
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TrapezoidsProcPtr Trapezoids;
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TrianglesProcPtr Triangles;
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TriStripProcPtr TriStrip;
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TriFanProcPtr TriFan;
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RasterizeTrapezoidProcPtr RasterizeTrapezoid;
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#if 0
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AddTrapsProcPtr AddTraps;
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#endif
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#endif
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} cwScreenRec, *cwScreenPtr;
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extern int cwScreenIndex;
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#define getCwScreen(pScreen) ((cwScreenPtr)(pScreen)->devPrivates[cwScreenIndex].ptr)
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#define setCwScreen(pScreen,p) ((cwScreenPtr)(pScreen)->devPrivates[cwScreenIndex].ptr = (p))
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#define CW_COPY_OFFSET_XYPOINTS(ppt_trans, ppt, npt) do { \
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short *_origpt = (short *)(ppt); \
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short *_transpt = (short *)(ppt_trans); \
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int _i; \
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for (_i = 0; _i < npt; _i++) { \
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*_transpt++ = *_origpt++ + dst_off_x; \
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*_transpt++ = *_origpt++ + dst_off_y; \
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} \
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} while (0)
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#define CW_COPY_OFFSET_RECTS(prect_trans, prect, nrect) do { \
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short *_origpt = (short *)(prect); \
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short *_transpt = (short *)(prect_trans); \
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int _i; \
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for (_i = 0; _i < nrect; _i++) { \
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*_transpt++ = *_origpt++ + dst_off_x; \
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*_transpt++ = *_origpt++ + dst_off_y; \
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_transpt += 2; \
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_origpt += 2; \
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} \
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} while (0)
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#define CW_COPY_OFFSET_ARCS(parc_trans, parc, narc) do { \
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short *_origpt = (short *)(parc); \
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short *_transpt = (short *)(parc_trans); \
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int _i; \
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for (_i = 0; _i < narc; _i++) { \
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*_transpt++ = *_origpt++ + dst_off_x; \
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*_transpt++ = *_origpt++ + dst_off_y; \
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_transpt += 4; \
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_origpt += 4; \
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} \
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} while (0)
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#define CW_COPY_OFFSET_XY_DST(bx, by, x, y) do { \
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bx = x + dst_off_x; \
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by = y + dst_off_y; \
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} while (0)
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#define CW_COPY_OFFSET_XY_SRC(bx, by, x, y) do { \
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bx = x + src_off_x; \
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by = y + src_off_y; \
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} while (0)
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/* cw.c */
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DrawablePtr
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cwGetBackingDrawable(DrawablePtr pDrawable, int *x_off, int *y_off);
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/* cw_render.c */
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Bool
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cwInitializeRender (ScreenPtr pScreen);
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/* cw.c */
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void
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miInitializeCompositeWrapper(ScreenPtr pScreen);
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