TinyX/render/mipict.h
2013-11-30 15:51:10 +02:00

192 lines
5.1 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 _MIPICT_H_
#define _MIPICT_H_
#include "picturestr.h"
#define MI_MAX_INDEXED 256 /* XXX depth must be <= 8 */
#if MI_MAX_INDEXED <= 256
typedef CARD8 miIndexType;
#endif
typedef struct _miIndexed {
Bool color;
CARD32 rgba[MI_MAX_INDEXED];
miIndexType ent[32768];
} miIndexedRec, *miIndexedPtr;
#define miCvtR8G8B8to15(s) ((((s) >> 3) & 0x001f) | \
(((s) >> 6) & 0x03e0) | \
(((s) >> 9) & 0x7c00))
#define miIndexToEnt15(mif,rgb15) ((mif)->ent[rgb15])
#define miIndexToEnt24(mif,rgb24) miIndexToEnt15(mif,miCvtR8G8B8to15(rgb24))
#define miIndexToEntY24(mif,rgb24) ((mif)->ent[CvtR8G8B8toY15(rgb24)])
int
miCreatePicture(PicturePtr pPicture);
void
miDestroyPicture(PicturePtr pPicture);
void
miDestroyPictureClip(PicturePtr pPicture);
int
miChangePictureClip(PicturePtr pPicture, int type, pointer value, int n);
void
miChangePicture(PicturePtr pPicture, Mask mask);
void
miValidatePicture(PicturePtr pPicture, Mask mask);
int
miChangePictureTransform(PicturePtr pPicture, PictTransform * transform);
int
miChangePictureFilter(PicturePtr pPicture,
int filter, xFixed * params, int nparams);
Bool
miClipPicture(RegionPtr pRegion,
PicturePtr pPicture,
INT16 xReg, INT16 yReg, INT16 xPict, INT16 yPict);
Bool
miComputeCompositeRegion(RegionPtr pRegion,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
Bool
miPictureInit(ScreenPtr pScreen, PictFormatPtr formats, int nformats);
Bool
miRealizeGlyph(ScreenPtr pScreen, GlyphPtr glyph);
void
miUnrealizeGlyph(ScreenPtr pScreen, GlyphPtr glyph);
void
miGlyphExtents(int nlist, GlyphListPtr list, GlyphPtr * glyphs, BoxPtr extents);
void
miGlyphs(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc, int nlist, GlyphListPtr list, GlyphPtr * glyphs);
void
miRenderColorToPixel(PictFormatPtr pPict, xRenderColor * color, CARD32 *pixel);
void
miRenderPixelToColor(PictFormatPtr pPict, CARD32 pixel, xRenderColor * color);
Bool
miIsSolidAlpha(PicturePtr pSrc);
void
miCompositeRects(CARD8 op,
PicturePtr pDst,
xRenderColor * color, int nRect, xRectangle *rects);
void
miTrapezoidBounds(int ntrap, xTrapezoid * traps, BoxPtr box);
void
miTrapezoids(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int ntrap, xTrapezoid * traps);
void
miPointFixedBounds(int npoint, xPointFixed * points, BoxPtr bounds);
void
miTriangleBounds(int ntri, xTriangle * tris, BoxPtr bounds);
void
miRasterizeTriangle(PicturePtr pMask, xTriangle * tri, int x_off, int y_off);
void
miTriangles(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int ntri, xTriangle * tris);
void
miTriStrip(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int npoint, xPointFixed * points);
void
miTriFan(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc, INT16 ySrc, int npoint, xPointFixed * points);
PicturePtr
miCreateAlphaPicture(ScreenPtr pScreen,
PicturePtr pDst,
PictFormatPtr pPictFormat, CARD16 width, CARD16 height);
Bool
miInitIndexed(ScreenPtr pScreen, PictFormatPtr pFormat);
void
miCloseIndexed(ScreenPtr pScreen, PictFormatPtr pFormat);
void
miUpdateIndexed(ScreenPtr pScreen,
PictFormatPtr pFormat, int ndef, xColorItem * pdef);
#endif /* _MIPICT_H_ */