| 1 | /*
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| 2 | * $XFree86: xc/programs/Xserver/render/mipict.h,v 1.12 2002/11/05 05:34:40 keithp Exp $
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| 3 | *
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| 4 | * Copyright © 2000 SuSE, Inc.
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| 5 | *
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| 6 | * Permission to use, copy, modify, distribute, and sell this software and its
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| 7 | * documentation for any purpose is hereby granted without fee, provided that
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| 8 | * the above copyright notice appear in all copies and that both that
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| 9 | * copyright notice and this permission notice appear in supporting
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| 10 | * documentation, and that the name of SuSE not be used in advertising or
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| 11 | * publicity pertaining to distribution of the software without specific,
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| 12 | * written prior permission. SuSE makes no representations about the
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| 13 | * suitability of this software for any purpose. It is provided "as is"
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| 14 | * without express or implied warranty.
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| 15 | *
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| 16 | * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
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| 17 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
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| 18 | * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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| 19 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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| 20 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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| 21 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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| 22 | *
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| 23 | * Author: Keith Packard, SuSE, Inc.
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| 24 | */
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| 25 |
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| 26 | #ifndef _MIPICT_H_
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| 27 | #define _MIPICT_H_
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| 28 |
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| 29 | #include "picturestr.h"
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| 30 |
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| 31 | #define MI_MAX_INDEXED 256 /* XXX depth must be <= 8 */
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| 32 |
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| 33 | #if MI_MAX_INDEXED <= 256
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| 34 | typedef CARD8 miIndexType;
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| 35 | #endif
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| 36 |
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| 37 | typedef struct _miIndexed {
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| 38 | Bool color;
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| 39 | CARD32 rgba[MI_MAX_INDEXED];
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| 40 | miIndexType ent[32768];
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| 41 | } miIndexedRec, *miIndexedPtr;
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| 42 |
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| 43 | #define miCvtR8G8B8to15(s) ((((s) >> 3) & 0x001f) | \
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| 44 | (((s) >> 6) & 0x03e0) | \
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| 45 | (((s) >> 9) & 0x7c00))
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| 46 | #define miIndexToEnt15(mif,rgb15) ((mif)->ent[rgb15])
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| 47 | #define miIndexToEnt24(mif,rgb24) miIndexToEnt15(mif,miCvtR8G8B8to15(rgb24))
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| 48 |
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| 49 | #define miIndexToEntY24(mif,rgb24) ((mif)->ent[CvtR8G8B8toY15(rgb24)])
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| 50 |
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| 51 | int
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| 52 | miCreatePicture (PicturePtr pPicture);
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| 53 |
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| 54 | void
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| 55 | miDestroyPicture (PicturePtr pPicture);
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| 56 |
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| 57 | void
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| 58 | miDestroyPictureClip (PicturePtr pPicture);
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| 59 |
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| 60 | int
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| 61 | miChangePictureClip (PicturePtr pPicture,
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| 62 | int type,
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| 63 | pointer value,
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| 64 | int n);
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| 65 |
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| 66 | void
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| 67 | miChangePicture (PicturePtr pPicture,
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| 68 | Mask mask);
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| 69 |
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| 70 | void
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| 71 | miValidatePicture (PicturePtr pPicture,
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| 72 | Mask mask);
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| 73 |
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| 74 |
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| 75 | Bool
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| 76 | miClipPicture (RegionPtr pRegion,
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| 77 | PicturePtr pPicture,
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| 78 | INT16 xReg,
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| 79 | INT16 yReg,
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| 80 | INT16 xPict,
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| 81 | INT16 yPict);
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| 82 |
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| 83 | Bool
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| 84 | miComputeCompositeRegion (RegionPtr pRegion,
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| 85 | PicturePtr pSrc,
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| 86 | PicturePtr pMask,
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| 87 | PicturePtr pDst,
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| 88 | INT16 xSrc,
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| 89 | INT16 ySrc,
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| 90 | INT16 xMask,
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| 91 | INT16 yMask,
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| 92 | INT16 xDst,
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| 93 | INT16 yDst,
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| 94 | CARD16 width,
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| 95 | CARD16 height);
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| 96 |
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| 97 | Bool
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| 98 | miPictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats);
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| 99 |
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| 100 | void
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| 101 | miGlyphExtents (int nlist,
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| 102 | GlyphListPtr list,
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| 103 | GlyphPtr *glyphs,
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| 104 | BoxPtr extents);
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| 105 |
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| 106 | void
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| 107 | miGlyphs (CARD8 op,
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| 108 | PicturePtr pSrc,
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| 109 | PicturePtr pDst,
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| 110 | PictFormatPtr maskFormat,
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| 111 | INT16 xSrc,
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| 112 | INT16 ySrc,
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| 113 | int nlist,
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| 114 | GlyphListPtr list,
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| 115 | GlyphPtr *glyphs);
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| 116 |
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| 117 | void
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| 118 | miRenderColorToPixel (PictFormatPtr pPict,
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| 119 | xRenderColor *color,
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| 120 | CARD32 *pixel);
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| 121 |
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| 122 | void
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| 123 | miRenderPixelToColor (PictFormatPtr pPict,
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| 124 | CARD32 pixel,
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| 125 | xRenderColor *color);
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| 126 |
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| 127 | Bool
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| 128 | miIsSolidAlpha (PicturePtr pSrc);
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| 129 |
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| 130 | void
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| 131 | miCompositeRects (CARD8 op,
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| 132 | PicturePtr pDst,
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| 133 | xRenderColor *color,
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| 134 | int nRect,
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| 135 | xRectangle *rects);
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| 136 |
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| 137 | void
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| 138 | miTrapezoidBounds (int ntrap, xTrapezoid *traps, BoxPtr box);
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| 139 |
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| 140 | void
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| 141 | miTrapezoids (CARD8 op,
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| 142 | PicturePtr pSrc,
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| 143 | PicturePtr pDst,
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| 144 | PictFormatPtr maskFormat,
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| 145 | INT16 xSrc,
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| 146 | INT16 ySrc,
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| 147 | int ntrap,
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| 148 | xTrapezoid *traps);
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| 149 |
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| 150 | void
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| 151 | miPointFixedBounds (int npoint, xPointFixed *points, BoxPtr bounds);
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| 152 |
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| 153 | void
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| 154 | miTriangleBounds (int ntri, xTriangle *tris, BoxPtr bounds);
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| 155 |
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| 156 | void
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| 157 | miRasterizeTriangle (PicturePtr pMask,
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| 158 | xTriangle *tri,
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| 159 | int x_off,
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| 160 | int y_off);
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| 161 |
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| 162 | void
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| 163 | miTriangles (CARD8 op,
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| 164 | PicturePtr pSrc,
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| 165 | PicturePtr pDst,
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| 166 | PictFormatPtr maskFormat,
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| 167 | INT16 xSrc,
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| 168 | INT16 ySrc,
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| 169 | int ntri,
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| 170 | xTriangle *tris);
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| 171 |
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| 172 | void
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| 173 | miTriStrip (CARD8 op,
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| 174 | PicturePtr pSrc,
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| 175 | PicturePtr pDst,
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| 176 | PictFormatPtr maskFormat,
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| 177 | INT16 xSrc,
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| 178 | INT16 ySrc,
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| 179 | int npoint,
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| 180 | xPointFixed *points);
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| 181 |
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| 182 | void
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| 183 | miTriFan (CARD8 op,
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| 184 | PicturePtr pSrc,
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| 185 | PicturePtr pDst,
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| 186 | PictFormatPtr maskFormat,
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| 187 | INT16 xSrc,
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| 188 | INT16 ySrc,
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| 189 | int npoint,
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| 190 | xPointFixed *points);
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| 191 |
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| 192 | PicturePtr
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| 193 | miCreateAlphaPicture (ScreenPtr pScreen,
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| 194 | PicturePtr pDst,
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| 195 | PictFormatPtr pPictFormat,
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| 196 | CARD16 width,
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| 197 | CARD16 height);
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| 198 |
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| 199 | Bool
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| 200 | miInitIndexed (ScreenPtr pScreen,
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| 201 | PictFormatPtr pFormat);
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| 202 |
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| 203 | void
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| 204 | miCloseIndexed (ScreenPtr pScreen,
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| 205 | PictFormatPtr pFormat);
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| 206 |
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| 207 | void
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| 208 | miUpdateIndexed (ScreenPtr pScreen,
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| 209 | PictFormatPtr pFormat,
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| 210 | int ndef,
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| 211 | xColorItem *pdef);
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| 212 |
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| 213 | #endif /* _MIPICT_H_ */
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