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+/*
+ * $Id: picturestr.h,v 1.15 2005/12/09 18:35:21 ajax Exp $
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifndef _PICTURESTR_H_
+#define _PICTURESTR_H_
+
+#include "glyphstr.h"
+#include "scrnintstr.h"
+#include "resource.h"
+
+typedef struct _DirectFormat {
+ CARD16 red, redMask;
+ CARD16 green, greenMask;
+ CARD16 blue, blueMask;
+ CARD16 alpha, alphaMask;
+} DirectFormatRec;
+
+typedef struct _IndexFormat {
+ VisualID vid;
+ ColormapPtr pColormap;
+ int nvalues;
+ xIndexValue *pValues;
+ void *devPrivate;
+} IndexFormatRec;
+
+typedef struct _PictFormat {
+ CARD32 id;
+ CARD32 format; /* except bpp */
+ unsigned char type;
+ unsigned char depth;
+ DirectFormatRec direct;
+ IndexFormatRec index;
+} PictFormatRec;
+
+typedef struct _PictVector {
+ xFixed vector[3];
+} PictVector, *PictVectorPtr;
+
+typedef struct _PictTransform {
+ xFixed matrix[3][3];
+} PictTransform, *PictTransformPtr;
+
+#define PICT_GRADIENT_STOPTABLE_SIZE 1024
+#define SourcePictTypeSolidFill 0
+#define SourcePictTypeLinear 1
+#define SourcePictTypeRadial 2
+#define SourcePictTypeConical 3
+
+typedef struct _PictSolidFill {
+ unsigned int type;
+ CARD32 color;
+} PictSolidFill, *PictSolidFillPtr;
+
+typedef struct _PictGradientStop {
+ xFixed x;
+ xRenderColor color;
+} PictGradientStop, *PictGradientStopPtr;
+
+typedef struct _PictGradient {
+ unsigned int type;
+ int nstops;
+ PictGradientStopPtr stops;
+ CARD32 colorTable[PICT_GRADIENT_STOPTABLE_SIZE];
+} PictGradient, *PictGradientPtr;
+
+typedef struct _PictLinearGradient {
+ unsigned int type;
+ int nstops;
+ PictGradientStopPtr stops;
+ CARD32 colorTable[PICT_GRADIENT_STOPTABLE_SIZE];
+ xPointFixed p1;
+ xPointFixed p2;
+} PictLinearGradient, *PictLinearGradientPtr;
+
+typedef struct _PictRadialGradient {
+ unsigned int type;
+ int nstops;
+ PictGradientStopPtr stops;
+ CARD32 colorTable[PICT_GRADIENT_STOPTABLE_SIZE];
+ double fx;
+ double fy;
+ double dx;
+ double dy;
+ double a;
+ double m;
+ double b;
+} PictRadialGradient, *PictRadialGradientPtr;
+
+typedef struct _PictConicalGradient {
+ unsigned int type;
+ int nstops;
+ PictGradientStopPtr stops;
+ CARD32 colorTable[PICT_GRADIENT_STOPTABLE_SIZE];
+ xPointFixed center;
+ xFixed angle;
+} PictConicalGradient, *PictConicalGradientPtr;
+
+typedef union _SourcePict {
+ unsigned int type;
+ PictSolidFill solidFill;
+ PictGradient gradient;
+ PictLinearGradient linear;
+ PictRadialGradient radial;
+ PictConicalGradient conical;
+} SourcePict, *SourcePictPtr;
+
+typedef struct _Picture {
+ DrawablePtr pDrawable;
+ PictFormatPtr pFormat;
+ CARD32 format; /* PICT_FORMAT */
+ int refcnt;
+ CARD32 id;
+ PicturePtr pNext; /* chain on same drawable */
+
+ unsigned int repeat : 1;
+ unsigned int graphicsExposures : 1;
+ unsigned int subWindowMode : 1;
+ unsigned int polyEdge : 1;
+ unsigned int polyMode : 1;
+ unsigned int freeCompClip : 1;
+ unsigned int clientClipType : 2;
+ unsigned int componentAlpha : 1;
+ unsigned int repeatType : 2;
+ unsigned int unused : 21;
+
+ PicturePtr alphaMap;
+ DDXPointRec alphaOrigin;
+
+ DDXPointRec clipOrigin;
+ pointer clientClip;
+
+ Atom dither;
+
+ unsigned long stateChanges;
+ unsigned long serialNumber;
+
+ RegionPtr pCompositeClip;
+
+ DevUnion *devPrivates;
+
+ PictTransform *transform;
+
+ int filter;
+ xFixed *filter_params;
+ int filter_nparams;
+ SourcePictPtr pSourcePict;
+} PictureRec;
+
+typedef Bool (*PictFilterValidateParamsProcPtr) (PicturePtr pPicture, int id,
+ xFixed *params, int nparams);
+typedef struct {
+ char *name;
+ int id;
+ PictFilterValidateParamsProcPtr ValidateParams;
+} PictFilterRec, *PictFilterPtr;
+
+#define PictFilterNearest 0
+#define PictFilterBilinear 1
+
+#define PictFilterFast 2
+#define PictFilterGood 3
+#define PictFilterBest 4
+
+#define PictFilterConvolution 5
+
+typedef struct {
+ char *alias;
+ int alias_id;
+ int filter_id;
+} PictFilterAliasRec, *PictFilterAliasPtr;
+
+typedef int (*CreatePictureProcPtr) (PicturePtr pPicture);
+typedef void (*DestroyPictureProcPtr) (PicturePtr pPicture);
+typedef int (*ChangePictureClipProcPtr) (PicturePtr pPicture,
+ int clipType,
+ pointer value,
+ int n);
+typedef void (*DestroyPictureClipProcPtr)(PicturePtr pPicture);
+
+typedef int (*ChangePictureTransformProcPtr) (PicturePtr pPicture,
+ PictTransform *transform);
+
+typedef int (*ChangePictureFilterProcPtr) (PicturePtr pPicture,
+ int filter,
+ xFixed *params,
+ int nparams);
+
+typedef void (*DestroyPictureFilterProcPtr) (PicturePtr pPicture);
+
+typedef void (*ChangePictureProcPtr) (PicturePtr pPicture,
+ Mask mask);
+typedef void (*ValidatePictureProcPtr) (PicturePtr pPicture,
+ Mask mask);
+typedef void (*CompositeProcPtr) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+typedef void (*GlyphsProcPtr) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int nlists,
+ GlyphListPtr lists,
+ GlyphPtr *glyphs);
+
+typedef void (*CompositeRectsProcPtr) (CARD8 op,
+ PicturePtr pDst,
+ xRenderColor *color,
+ int nRect,
+ xRectangle *rects);
+
+typedef void (*RasterizeTrapezoidProcPtr)(PicturePtr pMask,
+ xTrapezoid *trap,
+ int x_off,
+ int y_off);
+
+typedef void (*TrapezoidsProcPtr) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntrap,
+ xTrapezoid *traps);
+
+typedef void (*TrianglesProcPtr) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntri,
+ xTriangle *tris);
+
+typedef void (*TriStripProcPtr) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoint,
+ xPointFixed *points);
+
+typedef void (*TriFanProcPtr) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoint,
+ xPointFixed *points);
+
+typedef Bool (*InitIndexedProcPtr) (ScreenPtr pScreen,
+ PictFormatPtr pFormat);
+
+typedef void (*CloseIndexedProcPtr) (ScreenPtr pScreen,
+ PictFormatPtr pFormat);
+
+typedef void (*UpdateIndexedProcPtr) (ScreenPtr pScreen,
+ PictFormatPtr pFormat,
+ int ndef,
+ xColorItem *pdef);
+
+typedef void (*AddTrapsProcPtr) (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntrap,
+ xTrap *traps);
+
+typedef void (*AddTrianglesProcPtr) (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntri,
+ xTriangle *tris);
+
+typedef struct _PictureScreen {
+ int totalPictureSize;
+ unsigned int *PicturePrivateSizes;
+ int PicturePrivateLen;
+
+ PictFormatPtr formats;
+ PictFormatPtr fallback;
+ int nformats;
+
+ CreatePictureProcPtr CreatePicture;
+ DestroyPictureProcPtr DestroyPicture;
+ ChangePictureClipProcPtr ChangePictureClip;
+ DestroyPictureClipProcPtr DestroyPictureClip;
+
+ ChangePictureProcPtr ChangePicture;
+ ValidatePictureProcPtr ValidatePicture;
+
+ CompositeProcPtr Composite;
+ GlyphsProcPtr Glyphs;
+ CompositeRectsProcPtr CompositeRects;
+
+ DestroyWindowProcPtr DestroyWindow;
+ CloseScreenProcPtr CloseScreen;
+
+ StoreColorsProcPtr StoreColors;
+
+ InitIndexedProcPtr InitIndexed;
+ CloseIndexedProcPtr CloseIndexed;
+ UpdateIndexedProcPtr UpdateIndexed;
+
+ int subpixel;
+
+ PictFilterPtr filters;
+ int nfilters;
+ PictFilterAliasPtr filterAliases;
+ int nfilterAliases;
+
+ ChangePictureTransformProcPtr ChangePictureTransform;
+ ChangePictureFilterProcPtr ChangePictureFilter;
+ DestroyPictureFilterProcPtr DestroyPictureFilter;
+
+ TrapezoidsProcPtr Trapezoids;
+ TrianglesProcPtr Triangles;
+ TriStripProcPtr TriStrip;
+ TriFanProcPtr TriFan;
+
+ RasterizeTrapezoidProcPtr RasterizeTrapezoid;
+
+ AddTrianglesProcPtr AddTriangles;
+
+ AddTrapsProcPtr AddTraps;
+
+} PictureScreenRec, *PictureScreenPtr;
+
+extern int PictureScreenPrivateIndex;
+extern int PictureWindowPrivateIndex;
+extern RESTYPE PictureType;
+extern RESTYPE PictFormatType;
+extern RESTYPE GlyphSetType;
+
+#define GetPictureScreen(s) ((PictureScreenPtr) ((s)->devPrivates[PictureScreenPrivateIndex].ptr))
+#define GetPictureScreenIfSet(s) ((PictureScreenPrivateIndex != -1) ? GetPictureScreen(s) : NULL)
+#define SetPictureScreen(s,p) ((s)->devPrivates[PictureScreenPrivateIndex].ptr = (pointer) (p))
+#define GetPictureWindow(w) ((PicturePtr) ((w)->devPrivates[PictureWindowPrivateIndex].ptr))
+#define SetPictureWindow(w,p) ((w)->devPrivates[PictureWindowPrivateIndex].ptr = (pointer) (p))
+
+#define VERIFY_PICTURE(pPicture, pid, client, mode, err) {\
+ pPicture = SecurityLookupIDByType(client, pid, PictureType, mode);\
+ if (!pPicture) { \
+ client->errorValue = pid; \
+ return err; \
+ } \
+}
+
+#define VERIFY_ALPHA(pPicture, pid, client, mode, err) {\
+ if (pid == None) \
+ pPicture = 0; \
+ else { \
+ VERIFY_PICTURE(pPicture, pid, client, mode, err); \
+ } \
+} \
+
+void
+ResetPicturePrivateIndex (void);
+
+int
+AllocatePicturePrivateIndex (void);
+
+Bool
+AllocatePicturePrivate (ScreenPtr pScreen, int index2, unsigned int amount);
+
+Bool
+PictureDestroyWindow (WindowPtr pWindow);
+
+Bool
+PictureCloseScreen (int Index, ScreenPtr pScreen);
+
+void
+PictureStoreColors (ColormapPtr pColormap, int ndef, xColorItem *pdef);
+
+Bool
+PictureInitIndexedFormats (ScreenPtr pScreen);
+
+Bool
+PictureSetSubpixelOrder (ScreenPtr pScreen, int subpixel);
+
+int
+PictureGetSubpixelOrder (ScreenPtr pScreen);
+
+PictFormatPtr
+PictureCreateDefaultFormats (ScreenPtr pScreen, int *nformatp);
+
+PictFormatPtr
+PictureMatchVisual (ScreenPtr pScreen, int depth, VisualPtr pVisual);
+
+PictFormatPtr
+PictureMatchFormat (ScreenPtr pScreen, int depth, CARD32 format);
+
+Bool
+PictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats);
+
+int
+PictureGetFilterId (char *filter, int len, Bool makeit);
+
+char *
+PictureGetFilterName (int id);
+
+int
+PictureAddFilter (ScreenPtr pScreen,
+ char *filter,
+ PictFilterValidateParamsProcPtr ValidateParams);
+
+Bool
+PictureSetFilterAlias (ScreenPtr pScreen, char *filter, char *alias);
+
+Bool
+PictureSetDefaultFilters (ScreenPtr pScreen);
+
+void
+PictureResetFilters (ScreenPtr pScreen);
+
+PictFilterPtr
+PictureFindFilter (ScreenPtr pScreen, char *name, int len);
+
+int
+SetPictureFilter (PicturePtr pPicture, char *name, int len, xFixed *params, int nparams);
+
+Bool
+PictureFinishInit (void);
+
+void
+SetPictureToDefaults (PicturePtr pPicture);
+
+PicturePtr
+AllocatePicture (ScreenPtr pScreen);
+
+#if 0
+Bool
+miPictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats);
+#endif
+
+
+PicturePtr
+CreatePicture (Picture pid,
+ DrawablePtr pDrawable,
+ PictFormatPtr pFormat,
+ Mask mask,
+ XID *list,
+ ClientPtr client,
+ int *error);
+
+int
+ChangePicture (PicturePtr pPicture,
+ Mask vmask,
+ XID *vlist,
+ DevUnion *ulist,
+ ClientPtr client);
+
+int
+SetPictureClipRects (PicturePtr pPicture,
+ int xOrigin,
+ int yOrigin,
+ int nRect,
+ xRectangle *rects);
+
+int
+SetPictureClipRegion (PicturePtr pPicture,
+ int xOrigin,
+ int yOrigin,
+ RegionPtr pRegion);
+
+int
+SetPictureTransform (PicturePtr pPicture,
+ PictTransform *transform);
+
+void
+CopyPicture (PicturePtr pSrc,
+ Mask mask,
+ PicturePtr pDst);
+
+void
+ValidatePicture(PicturePtr pPicture);
+
+int
+FreePicture (pointer pPicture,
+ XID pid);
+
+int
+FreePictFormat (pointer pPictFormat,
+ XID pid);
+
+void
+CompositePicture (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+void
+CompositeGlyphs (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int nlist,
+ GlyphListPtr lists,
+ GlyphPtr *glyphs);
+
+void
+CompositeRects (CARD8 op,
+ PicturePtr pDst,
+ xRenderColor *color,
+ int nRect,
+ xRectangle *rects);
+
+void
+CompositeTrapezoids (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntrap,
+ xTrapezoid *traps);
+
+void
+CompositeTriangles (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntriangles,
+ xTriangle *triangles);
+
+void
+CompositeTriStrip (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoints,
+ xPointFixed *points);
+
+void
+CompositeTriFan (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int npoints,
+ xPointFixed *points);
+
+Bool
+PictureTransformPoint (PictTransformPtr transform,
+ PictVectorPtr vector);
+
+Bool
+PictureTransformPoint3d (PictTransformPtr transform,
+ PictVectorPtr vector);
+
+void RenderExtensionInit (void);
+
+Bool
+AnimCurInit (ScreenPtr pScreen);
+
+int
+AnimCursorCreate (CursorPtr *cursors, CARD32 *deltas, int ncursor, CursorPtr *ppCursor);
+
+void
+AddTraps (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntraps,
+ xTrap *traps);
+
+PicturePtr
+CreateSolidPicture (Picture pid,
+ xRenderColor *color,
+ int *error);
+
+PicturePtr
+CreateLinearGradientPicture (Picture pid,
+ xPointFixed *p1,
+ xPointFixed *p2,
+ int nStops,
+ xFixed *stops,
+ xRenderColor *colors,
+ int *error);
+
+PicturePtr
+CreateRadialGradientPicture (Picture pid,
+ xPointFixed *inner,
+ xPointFixed *outer,
+ xFixed innerRadius,
+ xFixed outerRadius,
+ int nStops,
+ xFixed *stops,
+ xRenderColor *colors,
+ int *error);
+
+PicturePtr
+CreateConicalGradientPicture (Picture pid,
+ xPointFixed *center,
+ xFixed angle,
+ int nStops,
+ xFixed *stops,
+ xRenderColor *colors,
+ int *error);
+
+#ifdef PANORAMIX
+void PanoramiXRenderInit (void);
+void PanoramiXRenderReset (void);
+#endif
+
+#endif /* _PICTURESTR_H_ */
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