mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
synced 2026-05-08 09:08:16 +02:00
Merged pixregion.h (former name and CVS history of this file) and ic.h (now CVS deleted here).
This commit is contained in:
Dave Beckett
parent
9b086c3330
commit
08e0943c9f
1 changed files with 304 additions and 5 deletions
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@ -1,3 +1,13 @@
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#ifndef _PIXMAN_H_
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#define _PIXMAN_H_
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/* pixman.h - a merge of pixregion.h and ic.h */
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/* from pixregion.h */
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/***********************************************************
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Copyright 1987, 1998 The Open Group
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@ -44,12 +54,45 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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/* $Id: pixman.h,v 1.5 2003-07-30 17:36:50 cworth Exp $ */
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/* $Id: pixman.h,v 1.6 2003-12-10 00:08:16 dajobe Exp $ */
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#ifndef _PIXREGION_H_
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#define _PIXREGION_H_
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/* libic.h */
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#ifdef _PIXREGIONINT_H_
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/*
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* Copyright © 1998 Keith Packard
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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 Keith Packard 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. Keith Packard 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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* KEITH PACKARD 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 KEITH PACKARD 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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#if defined (__SVR4) && defined (__sun)
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# include <sys/int_types.h>
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#else
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# if defined (__OpenBSD__)
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# include <inttypes.h>
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# else
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# include <stdint.h>
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# endif
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#endif
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#if defined(_PIXREGIONINT_H_) || defined(_ICINT_H_)
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#include <slim_export.h>
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#else
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#include <slim_import.h>
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@ -59,6 +102,8 @@ SOFTWARE.
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extern "C" {
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#endif
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/* pixregion.h */
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typedef struct _PixRegion PixRegion;
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typedef struct _PixRegionBox {
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@ -156,10 +201,264 @@ PixRegionReset (PixRegion *region, PixRegionBox *pBox);
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extern void __external_linkage
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PixRegionEmpty (PixRegion *region);
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/* ic.h */
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/* icformat.c */
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typedef enum _IcOperator {
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IcOperatorClear,
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IcOperatorSrc,
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IcOperatorDst,
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IcOperatorOver,
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IcOperatorOverReverse,
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IcOperatorIn,
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IcOperatorInReverse,
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IcOperatorOut,
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IcOperatorOutReverse,
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IcOperatorAtop,
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IcOperatorAtopReverse,
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IcOperatorXor,
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IcOperatorAdd,
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IcOperatorSaturate,
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} IcOperator;
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typedef enum _IcFormatName {
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IcFormatNameARGB32,
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IcFormatNameRGB24,
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IcFormatNameA8,
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IcFormatNameA1
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} IcFormatName;
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typedef struct _IcFormat IcFormat;
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extern IcFormat * __external_linkage
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IcFormatCreate (IcFormatName name);
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extern IcFormat * __external_linkage
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IcFormatCreateMasks (int bpp,
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int alpha_mask,
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int red_mask,
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int green_mask,
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int blue_mask);
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extern void __external_linkage
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IcFormatDestroy (IcFormat *format);
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/* icimage.c */
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typedef struct _IcImage IcImage;
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extern IcImage * __external_linkage
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IcImageCreate (IcFormat *format,
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int width,
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int height);
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/*
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* This single define controls the basic size of data manipulated
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* by this software; it must be log2(sizeof (IcBits) * 8)
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*/
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#ifndef IC_SHIFT
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# if defined(__alpha__) || defined(__alpha) || \
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defined(ia64) || defined(__ia64__) || \
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defined(__sparc64__) || \
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defined(__s390x__) || \
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defined(x86_64) || defined (__x86_64__)
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#define IC_SHIFT 6
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typedef uint64_t IcBits;
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# else
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#define IC_SHIFT 5
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typedef uint32_t IcBits;
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# endif
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#endif
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extern IcImage * __external_linkage
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IcImageCreateForData (IcBits *data, IcFormat *format, int width, int height, int bpp, int stride);
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extern void __external_linkage
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IcImageDestroy (IcImage *image);
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extern int __external_linkage
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IcImageSetClipRegion (IcImage *image,
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PixRegion *region);
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typedef int IcFixed16_16;
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typedef struct _IcPointFixed {
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IcFixed16_16 x, y;
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} IcPointFixed;
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typedef struct _IcLineFixed {
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IcPointFixed p1, p2;
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} IcLineFixed;
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/* XXX: It's goofy that IcRectangle has integers while all the other
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datatypes have fixed-point values. (Though by design,
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IcFillRectangles is designed to fill only whole pixels) */
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typedef struct _IcRectangle {
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short x, y;
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unsigned short width, height;
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} IcRectangle;
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typedef struct _IcTriangle {
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IcPointFixed p1, p2, p3;
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} IcTriangle;
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typedef struct _IcTrapezoid {
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IcFixed16_16 top, bottom;
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IcLineFixed left, right;
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} IcTrapezoid;
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typedef struct _IcVector {
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IcFixed16_16 vector[3];
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} IcVector;
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typedef struct _IcTransform {
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IcFixed16_16 matrix[3][3];
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} IcTransform;
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typedef enum {
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IcFilterFast,
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IcFilterGood,
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IcFilterBest,
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IcFilterNearest,
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IcFilterBilinear
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} IcFilter;
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extern int __external_linkage
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IcImageSetTransform (IcImage *image,
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IcTransform *transform);
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extern void __external_linkage
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IcImageSetRepeat (IcImage *image,
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int repeat);
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extern void __external_linkage
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IcImageSetFilter (IcImage *image,
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IcFilter filter);
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extern int __external_linkage
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IcImageGetWidth (IcImage *image);
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extern int __external_linkage
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IcImageGetHeight (IcImage *image);
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extern int __external_linkage
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IcImageGetStride (IcImage *image);
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extern int __external_linkage
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IcImageGetDepth (IcImage *image);
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extern IcFormat * __external_linkage
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IcImageGetFormat (IcImage *image);
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extern IcBits * __external_linkage
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IcImageGetData (IcImage *image);
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/* iccolor.c */
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/* XXX: Do we really need a struct here? Only IcRectangles uses this. */
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typedef struct {
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unsigned short red;
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unsigned short green;
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unsigned short blue;
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unsigned short alpha;
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} IcColor;
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extern void __external_linkage
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IcColorToPixel (const IcFormat *format,
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const IcColor *color,
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IcBits *pixel);
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extern void __external_linkage
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IcPixelToColor (const IcFormat *format,
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IcBits pixel,
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IcColor *color);
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/* icrect.c */
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extern void __external_linkage
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IcFillRectangle (IcOperator op,
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IcImage *dst,
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const IcColor *color,
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int x,
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int y,
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unsigned int width,
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unsigned int height);
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extern void __external_linkage
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IcFillRectangles (IcOperator op,
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IcImage *dst,
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const IcColor *color,
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const IcRectangle *rects,
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int nRects);
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/* ictrap.c */
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/* XXX: Switch to enum for op */
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extern void __external_linkage
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IcCompositeTrapezoids (IcOperator op,
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IcImage *src,
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IcImage *dst,
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int xSrc,
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int ySrc,
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const IcTrapezoid *traps,
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int ntrap);
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/* ictri.c */
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extern void __external_linkage
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IcCompositeTriangles (IcOperator op,
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IcImage *src,
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IcImage *dst,
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int xSrc,
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int ySrc,
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const IcTriangle *tris,
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int ntris);
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extern void __external_linkage
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IcCompositeTriStrip (IcOperator op,
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IcImage *src,
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IcImage *dst,
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int xSrc,
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int ySrc,
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const IcPointFixed *points,
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int npoints);
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extern void __external_linkage
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IcCompositeTriFan (IcOperator op,
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IcImage *src,
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IcImage *dst,
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int xSrc,
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int ySrc,
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const IcPointFixed *points,
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int npoints);
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/* ic.c */
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extern void __external_linkage
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IcComposite (IcOperator op,
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IcImage *iSrc,
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IcImage *iMask,
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IcImage *iDst,
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int xSrc,
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int ySrc,
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int xMask,
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int yMask,
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int xDst,
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int yDst,
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int width,
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int height);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#undef __external_linkage
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#endif /* _PIXREGION_H_ */
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#endif /* _PIXMAN_H_ */
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