xserver-multidpi/render/picturestr.h
Adam Jackson 8171d4c2d6 render: Store and use all 16bpc of precision for solid pixels (v2.1)
This plumbs the full width color for solid pictures through to fb, exa,
and glamor. External drivers and acceleration code may wish to make a
similar change for sufficiently new servers.

v2: Don't break ABI (Michel Dänzer)
v2.1: Use the (correct) full color in fb too (Michel Dänzer)

Signed-off-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
2018-02-26 16:46:34 -05:00

572 lines
18 KiB
C

/*
* 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 "scrnintstr.h"
#include "glyphstr.h"
#include "resource.h"
#include "privates.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 pixman_vector PictVector, *PictVectorPtr;
typedef struct pixman_transform PictTransform, *PictTransformPtr;
#define pict_f_vector pixman_f_vector
#define pict_f_transform pixman_f_transform
#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;
xRenderColor fullcolor;
} PictSolidFill, *PictSolidFillPtr;
typedef struct _PictGradientStop {
xFixed x;
xRenderColor color;
} PictGradientStop, *PictGradientStopPtr;
typedef struct _PictGradient {
unsigned int type;
int nstops;
PictGradientStopPtr stops;
} PictGradient, *PictGradientPtr;
typedef struct _PictLinearGradient {
unsigned int type;
int nstops;
PictGradientStopPtr stops;
xPointFixed p1;
xPointFixed p2;
} PictLinearGradient, *PictLinearGradientPtr;
typedef struct _PictCircle {
xFixed x;
xFixed y;
xFixed radius;
} PictCircle, *PictCirclePtr;
typedef struct _PictRadialGradient {
unsigned int type;
int nstops;
PictGradientStopPtr stops;
PictCircle c1;
PictCircle c2;
} PictRadialGradient, *PictRadialGradientPtr;
typedef struct _PictConicalGradient {
unsigned int type;
int nstops;
PictGradientStopPtr stops;
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;
PictFormatShort format; /* PICT_FORMAT */
int refcnt;
CARD32 id;
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 componentAlpha:1;
unsigned int repeatType:2;
unsigned int filter:3;
unsigned int stateChanges:CPLastBit;
unsigned int unused:18 - CPLastBit;
PicturePtr pNext; /* chain on same drawable */
PicturePtr alphaMap;
DDXPointRec alphaOrigin;
DDXPointRec clipOrigin;
RegionPtr clientClip;
unsigned long serialNumber;
RegionPtr pCompositeClip;
PrivateRec *devPrivates;
PictTransform *transform;
SourcePictPtr pSourcePict;
xFixed *filter_params;
int filter_nparams;
} PictureRec;
typedef Bool (*PictFilterValidateParamsProcPtr) (ScreenPtr pScreen, int id,
xFixed * params, int nparams,
int *width, int *height);
typedef struct {
char *name;
int id;
PictFilterValidateParamsProcPtr ValidateParams;
int width, height;
} PictFilterRec, *PictFilterPtr;
#define PictFilterNearest 0
#define PictFilterBilinear 1
#define PictFilterFast 2
#define PictFilterGood 3
#define PictFilterBest 4
#define PictFilterConvolution 5
/* if you add an 8th filter, expand the filter bitfield above */
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, void *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 Bool (*RealizeGlyphProcPtr) (ScreenPtr pScreen, GlyphPtr glyph);
typedef void (*UnrealizeGlyphProcPtr) (ScreenPtr pScreen, GlyphPtr glyph);
typedef struct _PictureScreen {
PictFormatPtr formats;
PictFormatPtr fallback;
int nformats;
CreatePictureProcPtr CreatePicture;
DestroyPictureProcPtr DestroyPicture;
ChangePictureClipProcPtr ChangePictureClip;
DestroyPictureClipProcPtr DestroyPictureClip;
ChangePictureProcPtr ChangePicture;
ValidatePictureProcPtr ValidatePicture;
CompositeProcPtr Composite;
GlyphsProcPtr Glyphs; /* unused */
CompositeRectsProcPtr CompositeRects;
DestroyWindowProcPtr DestroyWindow;
CloseScreenProcPtr CloseScreen;
StoreColorsProcPtr StoreColors;
InitIndexedProcPtr InitIndexed;
CloseIndexedProcPtr CloseIndexed;
UpdateIndexedProcPtr UpdateIndexed;
int subpixel;
PictFilterPtr filters;
int nfilters;
PictFilterAliasPtr filterAliases;
int nfilterAliases;
/**
* Called immediately after a picture's transform is changed through the
* SetPictureTransform request. Not called for source-only pictures.
*/
ChangePictureTransformProcPtr ChangePictureTransform;
/**
* Called immediately after a picture's transform is changed through the
* SetPictureFilter request. Not called for source-only pictures.
*/
ChangePictureFilterProcPtr ChangePictureFilter;
DestroyPictureFilterProcPtr DestroyPictureFilter;
TrapezoidsProcPtr Trapezoids;
TrianglesProcPtr Triangles;
RasterizeTrapezoidProcPtr RasterizeTrapezoid;
AddTrianglesProcPtr AddTriangles;
AddTrapsProcPtr AddTraps;
RealizeGlyphProcPtr RealizeGlyph;
UnrealizeGlyphProcPtr UnrealizeGlyph;
#define PICTURE_SCREEN_VERSION 2
TriStripProcPtr TriStrip;
TriFanProcPtr TriFan;
} PictureScreenRec, *PictureScreenPtr;
extern _X_EXPORT DevPrivateKeyRec PictureScreenPrivateKeyRec;
#define PictureScreenPrivateKey (&PictureScreenPrivateKeyRec)
extern _X_EXPORT DevPrivateKeyRec PictureWindowPrivateKeyRec;
#define PictureWindowPrivateKey (&PictureWindowPrivateKeyRec)
extern RESTYPE PictureType;
extern RESTYPE PictFormatType;
extern RESTYPE GlyphSetType;
#define GetPictureScreen(s) ((PictureScreenPtr)dixLookupPrivate(&(s)->devPrivates, PictureScreenPrivateKey))
#define GetPictureScreenIfSet(s) (dixPrivateKeyRegistered(PictureScreenPrivateKey) ? GetPictureScreen(s) : NULL)
#define SetPictureScreen(s,p) dixSetPrivate(&(s)->devPrivates, PictureScreenPrivateKey, p)
#define GetPictureWindow(w) ((PicturePtr)dixLookupPrivate(&(w)->devPrivates, PictureWindowPrivateKey))
#define SetPictureWindow(w,p) dixSetPrivate(&(w)->devPrivates, PictureWindowPrivateKey, p)
#define VERIFY_PICTURE(pPicture, pid, client, mode) {\
int tmprc = dixLookupResourceByType((void *)&(pPicture), pid,\
PictureType, client, mode);\
if (tmprc != Success)\
return tmprc;\
}
#define VERIFY_ALPHA(pPicture, pid, client, mode) {\
if (pid == None) \
pPicture = 0; \
else { \
VERIFY_PICTURE(pPicture, pid, client, mode); \
} \
} \
extern _X_EXPORT PictFormatPtr
PictureWindowFormat(WindowPtr pWindow);
extern _X_EXPORT Bool
PictureSetSubpixelOrder(ScreenPtr pScreen, int subpixel);
extern _X_EXPORT int
PictureGetSubpixelOrder(ScreenPtr pScreen);
extern _X_EXPORT PictFormatPtr
PictureMatchVisual(ScreenPtr pScreen, int depth, VisualPtr pVisual);
extern _X_EXPORT PictFormatPtr
PictureMatchFormat(ScreenPtr pScreen, int depth, CARD32 format);
extern _X_EXPORT Bool
PictureInit(ScreenPtr pScreen, PictFormatPtr formats, int nformats);
extern _X_EXPORT int
PictureGetFilterId(const char *filter, int len, Bool makeit);
extern _X_EXPORT char *PictureGetFilterName(int id);
extern _X_EXPORT int
PictureAddFilter(ScreenPtr pScreen,
const char *filter,
PictFilterValidateParamsProcPtr ValidateParams,
int width, int height);
extern _X_EXPORT Bool
PictureSetFilterAlias(ScreenPtr pScreen, const char *filter, const char *alias);
extern _X_EXPORT Bool
PictureSetDefaultFilters(ScreenPtr pScreen);
extern _X_EXPORT void
PictureResetFilters(ScreenPtr pScreen);
extern _X_EXPORT PictFilterPtr
PictureFindFilter(ScreenPtr pScreen, char *name, int len);
extern _X_EXPORT int
SetPicturePictFilter(PicturePtr pPicture, PictFilterPtr pFilter,
xFixed * params, int nparams);
extern _X_EXPORT int
SetPictureFilter(PicturePtr pPicture, char *name, int len,
xFixed * params, int nparams);
extern _X_EXPORT Bool
PictureFinishInit(void);
extern _X_EXPORT PicturePtr
CreatePicture(Picture pid,
DrawablePtr pDrawable,
PictFormatPtr pFormat,
Mask mask, XID *list, ClientPtr client, int *error);
extern _X_EXPORT int
ChangePicture(PicturePtr pPicture,
Mask vmask, XID *vlist, DevUnion *ulist, ClientPtr client);
extern _X_EXPORT int
SetPictureClipRects(PicturePtr pPicture,
int xOrigin, int yOrigin, int nRect, xRectangle *rects);
extern _X_EXPORT int
SetPictureClipRegion(PicturePtr pPicture,
int xOrigin, int yOrigin, RegionPtr pRegion);
extern _X_EXPORT int
SetPictureTransform(PicturePtr pPicture, PictTransform * transform);
extern _X_EXPORT void
ValidatePicture(PicturePtr pPicture);
extern _X_EXPORT int
FreePicture(void *pPicture, XID pid);
extern _X_EXPORT 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);
extern _X_EXPORT void
CompositeGlyphs(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc, int nlist, GlyphListPtr lists, GlyphPtr * glyphs);
extern _X_EXPORT void
CompositeRects(CARD8 op,
PicturePtr pDst,
xRenderColor * color, int nRect, xRectangle *rects);
extern _X_EXPORT void
CompositeTrapezoids(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int ntrap, xTrapezoid * traps);
extern _X_EXPORT void
CompositeTriangles(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc, int ntriangles, xTriangle * triangles);
extern _X_EXPORT void
CompositeTriStrip(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int npoints, xPointFixed * points);
extern _X_EXPORT void
CompositeTriFan(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int npoints, xPointFixed * points);
Bool
AnimCurInit(ScreenPtr pScreen);
int
AnimCursorCreate(CursorPtr *cursors, CARD32 *deltas, int ncursor,
CursorPtr *ppCursor, ClientPtr client, XID cid);
extern _X_EXPORT void
AddTraps(PicturePtr pPicture,
INT16 xOff, INT16 yOff, int ntraps, xTrap * traps);
extern _X_EXPORT PicturePtr
CreateSolidPicture(Picture pid, xRenderColor * color, int *error);
extern _X_EXPORT PicturePtr
CreateLinearGradientPicture(Picture pid,
xPointFixed * p1,
xPointFixed * p2,
int nStops,
xFixed * stops, xRenderColor * colors, int *error);
extern _X_EXPORT PicturePtr
CreateRadialGradientPicture(Picture pid,
xPointFixed * inner,
xPointFixed * outer,
xFixed innerRadius,
xFixed outerRadius,
int nStops,
xFixed * stops, xRenderColor * colors, int *error);
extern _X_EXPORT PicturePtr
CreateConicalGradientPicture(Picture pid,
xPointFixed * center,
xFixed angle,
int nStops,
xFixed * stops, xRenderColor * colors, int *error);
#ifdef PANORAMIX
extern void PanoramiXRenderInit(void);
extern void PanoramiXRenderReset(void);
#endif
/*
* matrix.c
*/
extern _X_EXPORT void
PictTransform_from_xRenderTransform(PictTransformPtr pict,
xRenderTransform * render);
extern _X_EXPORT void
xRenderTransform_from_PictTransform(xRenderTransform * render,
PictTransformPtr pict);
extern _X_EXPORT Bool
PictureTransformPoint(PictTransformPtr transform, PictVectorPtr vector);
extern _X_EXPORT Bool
PictureTransformPoint3d(PictTransformPtr transform, PictVectorPtr vector);
#endif /* _PICTURESTR_H_ */