169 lines
5.1 KiB
C
169 lines
5.1 KiB
C
/*
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* Copyright © 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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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "gcstruct.h"
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#include "picturestr.h"
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#include "privates.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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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 _X_EXPORT DevPrivateKey cwGCKey;
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#define getCwGC(pGC) ((cwGCPtr)dixLookupPrivate(&(pGC)->devPrivates, cwGCKey))
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#define setCwGC(pGC,p) dixSetPrivate(&(pGC)->devPrivates, cwGCKey, p)
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/*
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* One of these structures is allocated per Picture that gets used with a
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* window with a backing pixmap
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*/
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typedef struct {
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PicturePtr pBackingPicture;
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unsigned long serialNumber;
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unsigned long stateChanges;
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} cwPictureRec, *cwPicturePtr;
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#define getCwPicture(pPicture) (pPicture->pDrawable ? \
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(cwPicturePtr)dixLookupPrivate(&(pPicture)->devPrivates, cwPictureKey) : 0)
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#define setCwPicture(pPicture,p) dixSetPrivate(&(pPicture)->devPrivates, cwPictureKey, p)
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extern _X_EXPORT DevPrivateKey cwPictureKey;
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extern _X_EXPORT DevPrivateKey cwWindowKey;
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#define cwWindowPrivate(pWin) dixLookupPrivate(&(pWin)->devPrivates, cwWindowKey)
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#define getCwPixmap(pWindow) ((PixmapPtr) cwWindowPrivate(pWindow))
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#define setCwPixmap(pWindow,pPixmap) \
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dixSetPrivate(&(pWindow)->devPrivates, cwWindowKey, pPixmap)
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#define cwDrawableIsRedirWindow(pDraw) \
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((pDraw)->type == DRAWABLE_WINDOW && \
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getCwPixmap((WindowPtr) (pDraw)) != NULL)
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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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CopyWindowProcPtr CopyWindow;
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GetWindowPixmapProcPtr GetWindowPixmap;
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SetWindowPixmapProcPtr SetWindowPixmap;
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#ifdef RENDER
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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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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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#endif
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} cwScreenRec, *cwScreenPtr;
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extern _X_EXPORT DevPrivateKey cwScreenKey;
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#define getCwScreen(pScreen) ((cwScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, cwScreenKey))
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#define setCwScreen(pScreen,p) dixSetPrivate(&(pScreen)->devPrivates, cwScreenKey, p)
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#define CW_OFFSET_XYPOINTS(ppt, npt) do { \
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DDXPointPtr _ppt = (DDXPointPtr)(ppt); \
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int _i; \
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for (_i = 0; _i < npt; _i++) { \
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_ppt[_i].x += dst_off_x; \
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_ppt[_i].y += dst_off_y; \
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} \
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} while (0)
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#define CW_OFFSET_RECTS(prect, nrect) do { \
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int _i; \
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for (_i = 0; _i < nrect; _i++) { \
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(prect)[_i].x += dst_off_x; \
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(prect)[_i].y += dst_off_y; \
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} \
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} while (0)
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#define CW_OFFSET_ARCS(parc, narc) do { \
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int _i; \
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for (_i = 0; _i < narc; _i++) { \
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(parc)[_i].x += dst_off_x; \
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(parc)[_i].y += dst_off_y; \
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} \
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} while (0)
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#define CW_OFFSET_XY_DST(x, y) do { \
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(x) = (x) + dst_off_x; \
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(y) = (y) + dst_off_y; \
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} while (0)
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#define CW_OFFSET_XY_SRC(x, y) do { \
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(x) = (x) + src_off_x; \
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(y) = (y) + src_off_y; \
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} while (0)
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/* cw.c */
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extern _X_EXPORT 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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extern _X_EXPORT void
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cwInitializeRender (ScreenPtr pScreen);
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extern _X_EXPORT void
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cwFiniRender (ScreenPtr pScreen);
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/* cw.c */
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extern _X_EXPORT void
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miInitializeCompositeWrapper(ScreenPtr pScreen);
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