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Diffstat (limited to 'libs/pixman-0.40.0/pixman/pixman.h')
| -rw-r--r-- | libs/pixman-0.40.0/pixman/pixman.h | 1419 |
1 files changed, 0 insertions, 1419 deletions
diff --git a/libs/pixman-0.40.0/pixman/pixman.h b/libs/pixman-0.40.0/pixman/pixman.h deleted file mode 100644 index 08303b5..0000000 --- a/libs/pixman-0.40.0/pixman/pixman.h +++ /dev/null @@ -1,1419 +0,0 @@ -/*********************************************************** - -Copyright 1987, 1998 The Open Group - -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. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -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 Digital not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL 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. - -******************************************************************/ -/* - * Copyright © 1998, 2004 Keith Packard - * Copyright 2007 Red Hat, 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 Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD 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. - */ - -#ifndef PIXMAN_H__ -#define PIXMAN_H__ - -#include <pixman-version.h> - -#ifdef __cplusplus -#define PIXMAN_BEGIN_DECLS extern "C" { -#define PIXMAN_END_DECLS } -#else -#define PIXMAN_BEGIN_DECLS -#define PIXMAN_END_DECLS -#endif - -PIXMAN_BEGIN_DECLS - -/* - * Standard integers - */ - -#if !defined (PIXMAN_DONT_DEFINE_STDINT) - -#if defined (_SVR4) || defined (SVR4) || defined (__OpenBSD__) || defined (_sgi) || defined (__sun) || defined (sun) || defined (__digital__) || defined (__HP_cc) -# include <inttypes.h> -/* VS 2010 (_MSC_VER 1600) has stdint.h */ -#elif defined (_MSC_VER) && _MSC_VER < 1600 -typedef __int8 int8_t; -typedef unsigned __int8 uint8_t; -typedef __int16 int16_t; -typedef unsigned __int16 uint16_t; -typedef __int32 int32_t; -typedef unsigned __int32 uint32_t; -typedef __int64 int64_t; -typedef unsigned __int64 uint64_t; -#elif defined (_AIX) -# include <sys/inttypes.h> -#else -# include <stdint.h> -#endif - -#endif - -/* - * Boolean - */ -typedef int pixman_bool_t; - -/* - * Fixpoint numbers - */ -typedef int64_t pixman_fixed_32_32_t; -typedef pixman_fixed_32_32_t pixman_fixed_48_16_t; -typedef uint32_t pixman_fixed_1_31_t; -typedef uint32_t pixman_fixed_1_16_t; -typedef int32_t pixman_fixed_16_16_t; -typedef pixman_fixed_16_16_t pixman_fixed_t; - -#define pixman_fixed_e ((pixman_fixed_t) 1) -#define pixman_fixed_1 (pixman_int_to_fixed(1)) -#define pixman_fixed_1_minus_e (pixman_fixed_1 - pixman_fixed_e) -#define pixman_fixed_minus_1 (pixman_int_to_fixed(-1)) -#define pixman_fixed_to_int(f) ((int) ((f) >> 16)) -#define pixman_int_to_fixed(i) ((pixman_fixed_t) ((uint32_t) (i) << 16)) -#define pixman_fixed_to_double(f) (double) ((f) / (double) pixman_fixed_1) -#define pixman_double_to_fixed(d) ((pixman_fixed_t) ((d) * 65536.0)) -#define pixman_fixed_frac(f) ((f) & pixman_fixed_1_minus_e) -#define pixman_fixed_floor(f) ((f) & ~pixman_fixed_1_minus_e) -#define pixman_fixed_ceil(f) pixman_fixed_floor ((f) + pixman_fixed_1_minus_e) -#define pixman_fixed_fraction(f) ((f) & pixman_fixed_1_minus_e) -#define pixman_fixed_mod_2(f) ((f) & (pixman_fixed1 | pixman_fixed_1_minus_e)) -#define pixman_max_fixed_48_16 ((pixman_fixed_48_16_t) 0x7fffffff) -#define pixman_min_fixed_48_16 (-((pixman_fixed_48_16_t) 1 << 31)) - -/* - * Misc structs - */ -typedef struct pixman_color pixman_color_t; -typedef struct pixman_point_fixed pixman_point_fixed_t; -typedef struct pixman_line_fixed pixman_line_fixed_t; -typedef struct pixman_vector pixman_vector_t; -typedef struct pixman_transform pixman_transform_t; - -struct pixman_color -{ - uint16_t red; - uint16_t green; - uint16_t blue; - uint16_t alpha; -}; - -struct pixman_point_fixed -{ - pixman_fixed_t x; - pixman_fixed_t y; -}; - -struct pixman_line_fixed -{ - pixman_point_fixed_t p1, p2; -}; - -/* - * Fixed point matrices - */ - -struct pixman_vector -{ - pixman_fixed_t vector[3]; -}; - -struct pixman_transform -{ - pixman_fixed_t matrix[3][3]; -}; - -/* forward declaration (sorry) */ -struct pixman_box16; -typedef union pixman_image pixman_image_t; - -PIXMAN_API -void pixman_transform_init_identity (struct pixman_transform *matrix); - -PIXMAN_API -pixman_bool_t pixman_transform_point_3d (const struct pixman_transform *transform, - struct pixman_vector *vector); - -PIXMAN_API -pixman_bool_t pixman_transform_point (const struct pixman_transform *transform, - struct pixman_vector *vector); - -PIXMAN_API -pixman_bool_t pixman_transform_multiply (struct pixman_transform *dst, - const struct pixman_transform *l, - const struct pixman_transform *r); - -PIXMAN_API -void pixman_transform_init_scale (struct pixman_transform *t, - pixman_fixed_t sx, - pixman_fixed_t sy); - -PIXMAN_API -pixman_bool_t pixman_transform_scale (struct pixman_transform *forward, - struct pixman_transform *reverse, - pixman_fixed_t sx, - pixman_fixed_t sy); - -PIXMAN_API -void pixman_transform_init_rotate (struct pixman_transform *t, - pixman_fixed_t cos, - pixman_fixed_t sin); - -PIXMAN_API -pixman_bool_t pixman_transform_rotate (struct pixman_transform *forward, - struct pixman_transform *reverse, - pixman_fixed_t c, - pixman_fixed_t s); - -PIXMAN_API -void pixman_transform_init_translate (struct pixman_transform *t, - pixman_fixed_t tx, - pixman_fixed_t ty); - -PIXMAN_API -pixman_bool_t pixman_transform_translate (struct pixman_transform *forward, - struct pixman_transform *reverse, - pixman_fixed_t tx, - pixman_fixed_t ty); - -PIXMAN_API -pixman_bool_t pixman_transform_bounds (const struct pixman_transform *matrix, - struct pixman_box16 *b); - -PIXMAN_API -pixman_bool_t pixman_transform_invert (struct pixman_transform *dst, - const struct pixman_transform *src); - -PIXMAN_API -pixman_bool_t pixman_transform_is_identity (const struct pixman_transform *t); - -PIXMAN_API -pixman_bool_t pixman_transform_is_scale (const struct pixman_transform *t); - -PIXMAN_API -pixman_bool_t pixman_transform_is_int_translate (const struct pixman_transform *t); - -PIXMAN_API -pixman_bool_t pixman_transform_is_inverse (const struct pixman_transform *a, - const struct pixman_transform *b); - -/* - * Floating point matrices - */ -typedef struct pixman_f_transform pixman_f_transform_t; -typedef struct pixman_f_vector pixman_f_vector_t; - -struct pixman_f_vector -{ - double v[3]; -}; - -struct pixman_f_transform -{ - double m[3][3]; -}; - - -PIXMAN_API -pixman_bool_t pixman_transform_from_pixman_f_transform (struct pixman_transform *t, - const struct pixman_f_transform *ft); - -PIXMAN_API -void pixman_f_transform_from_pixman_transform (struct pixman_f_transform *ft, - const struct pixman_transform *t); - -PIXMAN_API -pixman_bool_t pixman_f_transform_invert (struct pixman_f_transform *dst, - const struct pixman_f_transform *src); - -PIXMAN_API -pixman_bool_t pixman_f_transform_point (const struct pixman_f_transform *t, - struct pixman_f_vector *v); - -PIXMAN_API -void pixman_f_transform_point_3d (const struct pixman_f_transform *t, - struct pixman_f_vector *v); - -PIXMAN_API -void pixman_f_transform_multiply (struct pixman_f_transform *dst, - const struct pixman_f_transform *l, - const struct pixman_f_transform *r); - -PIXMAN_API -void pixman_f_transform_init_scale (struct pixman_f_transform *t, - double sx, - double sy); - -PIXMAN_API -pixman_bool_t pixman_f_transform_scale (struct pixman_f_transform *forward, - struct pixman_f_transform *reverse, - double sx, - double sy); - -PIXMAN_API -void pixman_f_transform_init_rotate (struct pixman_f_transform *t, - double cos, - double sin); - -PIXMAN_API -pixman_bool_t pixman_f_transform_rotate (struct pixman_f_transform *forward, - struct pixman_f_transform *reverse, - double c, - double s); - -PIXMAN_API -void pixman_f_transform_init_translate (struct pixman_f_transform *t, - double tx, - double ty); - -PIXMAN_API -pixman_bool_t pixman_f_transform_translate (struct pixman_f_transform *forward, - struct pixman_f_transform *reverse, - double tx, - double ty); - -PIXMAN_API -pixman_bool_t pixman_f_transform_bounds (const struct pixman_f_transform *t, - struct pixman_box16 *b); - -PIXMAN_API -void pixman_f_transform_init_identity (struct pixman_f_transform *t); - -typedef enum -{ - PIXMAN_REPEAT_NONE, - PIXMAN_REPEAT_NORMAL, - PIXMAN_REPEAT_PAD, - PIXMAN_REPEAT_REFLECT -} pixman_repeat_t; - -typedef enum -{ - PIXMAN_DITHER_NONE, - PIXMAN_DITHER_FAST, - PIXMAN_DITHER_GOOD, - PIXMAN_DITHER_BEST, - PIXMAN_DITHER_ORDERED_BAYER_8, - PIXMAN_DITHER_ORDERED_BLUE_NOISE_64, -} pixman_dither_t; - -typedef enum -{ - PIXMAN_FILTER_FAST, - PIXMAN_FILTER_GOOD, - PIXMAN_FILTER_BEST, - PIXMAN_FILTER_NEAREST, - PIXMAN_FILTER_BILINEAR, - PIXMAN_FILTER_CONVOLUTION, - - /* The SEPARABLE_CONVOLUTION filter takes the following parameters: - * - * width: integer given as 16.16 fixpoint number - * height: integer given as 16.16 fixpoint number - * x_phase_bits: integer given as 16.16 fixpoint - * y_phase_bits: integer given as 16.16 fixpoint - * xtables: (1 << x_phase_bits) tables of size width - * ytables: (1 << y_phase_bits) tables of size height - * - * When sampling at (x, y), the location is first rounded to one of - * n_x_phases * n_y_phases subpixel positions. These subpixel positions - * determine an xtable and a ytable to use. - * - * Conceptually a width x height matrix is then formed in which each entry - * is the product of the corresponding entries in the x and y tables. - * This matrix is then aligned with the image pixels such that its center - * is as close as possible to the subpixel location chosen earlier. Then - * the image is convolved with the matrix and the resulting pixel returned. - */ - PIXMAN_FILTER_SEPARABLE_CONVOLUTION -} pixman_filter_t; - -typedef enum -{ - PIXMAN_OP_CLEAR = 0x00, - PIXMAN_OP_SRC = 0x01, - PIXMAN_OP_DST = 0x02, - PIXMAN_OP_OVER = 0x03, - PIXMAN_OP_OVER_REVERSE = 0x04, - PIXMAN_OP_IN = 0x05, - PIXMAN_OP_IN_REVERSE = 0x06, - PIXMAN_OP_OUT = 0x07, - PIXMAN_OP_OUT_REVERSE = 0x08, - PIXMAN_OP_ATOP = 0x09, - PIXMAN_OP_ATOP_REVERSE = 0x0a, - PIXMAN_OP_XOR = 0x0b, - PIXMAN_OP_ADD = 0x0c, - PIXMAN_OP_SATURATE = 0x0d, - - PIXMAN_OP_DISJOINT_CLEAR = 0x10, - PIXMAN_OP_DISJOINT_SRC = 0x11, - PIXMAN_OP_DISJOINT_DST = 0x12, - PIXMAN_OP_DISJOINT_OVER = 0x13, - PIXMAN_OP_DISJOINT_OVER_REVERSE = 0x14, - PIXMAN_OP_DISJOINT_IN = 0x15, - PIXMAN_OP_DISJOINT_IN_REVERSE = 0x16, - PIXMAN_OP_DISJOINT_OUT = 0x17, - PIXMAN_OP_DISJOINT_OUT_REVERSE = 0x18, - PIXMAN_OP_DISJOINT_ATOP = 0x19, - PIXMAN_OP_DISJOINT_ATOP_REVERSE = 0x1a, - PIXMAN_OP_DISJOINT_XOR = 0x1b, - - PIXMAN_OP_CONJOINT_CLEAR = 0x20, - PIXMAN_OP_CONJOINT_SRC = 0x21, - PIXMAN_OP_CONJOINT_DST = 0x22, - PIXMAN_OP_CONJOINT_OVER = 0x23, - PIXMAN_OP_CONJOINT_OVER_REVERSE = 0x24, - PIXMAN_OP_CONJOINT_IN = 0x25, - PIXMAN_OP_CONJOINT_IN_REVERSE = 0x26, - PIXMAN_OP_CONJOINT_OUT = 0x27, - PIXMAN_OP_CONJOINT_OUT_REVERSE = 0x28, - PIXMAN_OP_CONJOINT_ATOP = 0x29, - PIXMAN_OP_CONJOINT_ATOP_REVERSE = 0x2a, - PIXMAN_OP_CONJOINT_XOR = 0x2b, - - PIXMAN_OP_MULTIPLY = 0x30, - PIXMAN_OP_SCREEN = 0x31, - PIXMAN_OP_OVERLAY = 0x32, - PIXMAN_OP_DARKEN = 0x33, - PIXMAN_OP_LIGHTEN = 0x34, - PIXMAN_OP_COLOR_DODGE = 0x35, - PIXMAN_OP_COLOR_BURN = 0x36, - PIXMAN_OP_HARD_LIGHT = 0x37, - PIXMAN_OP_SOFT_LIGHT = 0x38, - PIXMAN_OP_DIFFERENCE = 0x39, - PIXMAN_OP_EXCLUSION = 0x3a, - PIXMAN_OP_HSL_HUE = 0x3b, - PIXMAN_OP_HSL_SATURATION = 0x3c, - PIXMAN_OP_HSL_COLOR = 0x3d, - PIXMAN_OP_HSL_LUMINOSITY = 0x3e - -#ifdef PIXMAN_USE_INTERNAL_API - , - PIXMAN_N_OPERATORS, - PIXMAN_OP_NONE = PIXMAN_N_OPERATORS -#endif -} pixman_op_t; - -/* - * Regions - */ -typedef struct pixman_region16_data pixman_region16_data_t; -typedef struct pixman_box16 pixman_box16_t; -typedef struct pixman_rectangle16 pixman_rectangle16_t; -typedef struct pixman_region16 pixman_region16_t; - -struct pixman_region16_data { - long size; - long numRects; -/* pixman_box16_t rects[size]; in memory but not explicitly declared */ -}; - -struct pixman_rectangle16 -{ - int16_t x, y; - uint16_t width, height; -}; - -struct pixman_box16 -{ - int16_t x1, y1, x2, y2; -}; - -struct pixman_region16 -{ - pixman_box16_t extents; - pixman_region16_data_t *data; -}; - -typedef enum -{ - PIXMAN_REGION_OUT, - PIXMAN_REGION_IN, - PIXMAN_REGION_PART -} pixman_region_overlap_t; - -/* This function exists only to make it possible to preserve - * the X ABI - it should go away at first opportunity. - */ -PIXMAN_API -void pixman_region_set_static_pointers (pixman_box16_t *empty_box, - pixman_region16_data_t *empty_data, - pixman_region16_data_t *broken_data); - -/* creation/destruction */ -PIXMAN_API -void pixman_region_init (pixman_region16_t *region); - -PIXMAN_API -void pixman_region_init_rect (pixman_region16_t *region, - int x, - int y, - unsigned int width, - unsigned int height); - -PIXMAN_API -pixman_bool_t pixman_region_init_rects (pixman_region16_t *region, - const pixman_box16_t *boxes, - int count); - -PIXMAN_API -void pixman_region_init_with_extents (pixman_region16_t *region, - pixman_box16_t *extents); - -PIXMAN_API -void pixman_region_init_from_image (pixman_region16_t *region, - pixman_image_t *image); - -PIXMAN_API -void pixman_region_fini (pixman_region16_t *region); - - -/* manipulation */ -PIXMAN_API -void pixman_region_translate (pixman_region16_t *region, - int x, - int y); - -PIXMAN_API -pixman_bool_t pixman_region_copy (pixman_region16_t *dest, - pixman_region16_t *source); - -PIXMAN_API -pixman_bool_t pixman_region_intersect (pixman_region16_t *new_reg, - pixman_region16_t *reg1, - pixman_region16_t *reg2); - -PIXMAN_API -pixman_bool_t pixman_region_union (pixman_region16_t *new_reg, - pixman_region16_t *reg1, - pixman_region16_t *reg2); - -PIXMAN_API -pixman_bool_t pixman_region_union_rect (pixman_region16_t *dest, - pixman_region16_t *source, - int x, - int y, - unsigned int width, - unsigned int height); - -PIXMAN_API -pixman_bool_t pixman_region_intersect_rect (pixman_region16_t *dest, - pixman_region16_t *source, - int x, - int y, - unsigned int width, - unsigned int height); - -PIXMAN_API -pixman_bool_t pixman_region_subtract (pixman_region16_t *reg_d, - pixman_region16_t *reg_m, - pixman_region16_t *reg_s); - -PIXMAN_API -pixman_bool_t pixman_region_inverse (pixman_region16_t *new_reg, - pixman_region16_t *reg1, - pixman_box16_t *inv_rect); - -PIXMAN_API -pixman_bool_t pixman_region_contains_point (pixman_region16_t *region, - int x, - int y, - pixman_box16_t *box); - -PIXMAN_API -pixman_region_overlap_t pixman_region_contains_rectangle (pixman_region16_t *region, - pixman_box16_t *prect); - -PIXMAN_API -pixman_bool_t pixman_region_not_empty (pixman_region16_t *region); - -PIXMAN_API -pixman_box16_t * pixman_region_extents (pixman_region16_t *region); - -PIXMAN_API -int pixman_region_n_rects (pixman_region16_t *region); - -PIXMAN_API -pixman_box16_t * pixman_region_rectangles (pixman_region16_t *region, - int *n_rects); - -PIXMAN_API -pixman_bool_t pixman_region_equal (pixman_region16_t *region1, - pixman_region16_t *region2); - -PIXMAN_API -pixman_bool_t pixman_region_selfcheck (pixman_region16_t *region); - -PIXMAN_API -void pixman_region_reset (pixman_region16_t *region, - pixman_box16_t *box); - -PIXMAN_API -void pixman_region_clear (pixman_region16_t *region); -/* - * 32 bit regions - */ -typedef struct pixman_region32_data pixman_region32_data_t; -typedef struct pixman_box32 pixman_box32_t; -typedef struct pixman_rectangle32 pixman_rectangle32_t; -typedef struct pixman_region32 pixman_region32_t; - -struct pixman_region32_data { - long size; - long numRects; -/* pixman_box32_t rects[size]; in memory but not explicitly declared */ -}; - -struct pixman_rectangle32 -{ - int32_t x, y; - uint32_t width, height; -}; - -struct pixman_box32 -{ - int32_t x1, y1, x2, y2; -}; - -struct pixman_region32 -{ - pixman_box32_t extents; - pixman_region32_data_t *data; -}; - -/* creation/destruction */ -PIXMAN_API -void pixman_region32_init (pixman_region32_t *region); - -PIXMAN_API -void pixman_region32_init_rect (pixman_region32_t *region, - int x, - int y, - unsigned int width, - unsigned int height); - -PIXMAN_API -pixman_bool_t pixman_region32_init_rects (pixman_region32_t *region, - const pixman_box32_t *boxes, - int count); - -PIXMAN_API -void pixman_region32_init_with_extents (pixman_region32_t *region, - pixman_box32_t *extents); - -PIXMAN_API -void pixman_region32_init_from_image (pixman_region32_t *region, - pixman_image_t *image); - -PIXMAN_API -void pixman_region32_fini (pixman_region32_t *region); - - -/* manipulation */ -PIXMAN_API -void pixman_region32_translate (pixman_region32_t *region, - int x, - int y); - -PIXMAN_API -pixman_bool_t pixman_region32_copy (pixman_region32_t *dest, - pixman_region32_t *source); - -PIXMAN_API -pixman_bool_t pixman_region32_intersect (pixman_region32_t *new_reg, - pixman_region32_t *reg1, - pixman_region32_t *reg2); - -PIXMAN_API -pixman_bool_t pixman_region32_union (pixman_region32_t *new_reg, - pixman_region32_t *reg1, - pixman_region32_t *reg2); - -PIXMAN_API -pixman_bool_t pixman_region32_intersect_rect (pixman_region32_t *dest, - pixman_region32_t *source, - int x, - int y, - unsigned int width, - unsigned int height); - -PIXMAN_API -pixman_bool_t pixman_region32_union_rect (pixman_region32_t *dest, - pixman_region32_t *source, - int x, - int y, - unsigned int width, - unsigned int height); - -PIXMAN_API -pixman_bool_t pixman_region32_subtract (pixman_region32_t *reg_d, - pixman_region32_t *reg_m, - pixman_region32_t *reg_s); - -PIXMAN_API -pixman_bool_t pixman_region32_inverse (pixman_region32_t *new_reg, - pixman_region32_t *reg1, - pixman_box32_t *inv_rect); - -PIXMAN_API -pixman_bool_t pixman_region32_contains_point (pixman_region32_t *region, - int x, - int y, - pixman_box32_t *box); - -PIXMAN_API -pixman_region_overlap_t pixman_region32_contains_rectangle (pixman_region32_t *region, - pixman_box32_t *prect); - -PIXMAN_API -pixman_bool_t pixman_region32_not_empty (pixman_region32_t *region); - -PIXMAN_API -pixman_box32_t * pixman_region32_extents (pixman_region32_t *region); - -PIXMAN_API -int pixman_region32_n_rects (pixman_region32_t *region); - -PIXMAN_API -pixman_box32_t * pixman_region32_rectangles (pixman_region32_t *region, - int *n_rects); - -PIXMAN_API -pixman_bool_t pixman_region32_equal (pixman_region32_t *region1, - pixman_region32_t *region2); - -PIXMAN_API -pixman_bool_t pixman_region32_selfcheck (pixman_region32_t *region); - -PIXMAN_API -void pixman_region32_reset (pixman_region32_t *region, - pixman_box32_t *box); - -PIXMAN_API -void pixman_region32_clear (pixman_region32_t *region); - - -/* Copy / Fill / Misc */ -PIXMAN_API -pixman_bool_t pixman_blt (uint32_t *src_bits, - uint32_t *dst_bits, - int src_stride, - int dst_stride, - int src_bpp, - int dst_bpp, - int src_x, - int src_y, - int dest_x, - int dest_y, - int width, - int height); - -PIXMAN_API -pixman_bool_t pixman_fill (uint32_t *bits, - int stride, - int bpp, - int x, - int y, - int width, - int height, - uint32_t _xor); - - -PIXMAN_API -int pixman_version (void); - -PIXMAN_API -const char* pixman_version_string (void); - -/* - * Images - */ -typedef struct pixman_indexed pixman_indexed_t; -typedef struct pixman_gradient_stop pixman_gradient_stop_t; - -typedef uint32_t (* pixman_read_memory_func_t) (const void *src, int size); -typedef void (* pixman_write_memory_func_t) (void *dst, uint32_t value, int size); - -typedef void (* pixman_image_destroy_func_t) (pixman_image_t *image, void *data); - -struct pixman_gradient_stop { - pixman_fixed_t x; - pixman_color_t color; -}; - -#define PIXMAN_MAX_INDEXED 256 /* XXX depth must be <= 8 */ - -#if PIXMAN_MAX_INDEXED <= 256 -typedef uint8_t pixman_index_type; -#endif - -struct pixman_indexed -{ - pixman_bool_t color; - uint32_t rgba[PIXMAN_MAX_INDEXED]; - pixman_index_type ent[32768]; -}; - -/* - * While the protocol is generous in format support, the - * sample implementation allows only packed RGB and GBR - * representations for data to simplify software rendering, - */ -#define PIXMAN_FORMAT(bpp,type,a,r,g,b) (((bpp) << 24) | \ - ((type) << 16) | \ - ((a) << 12) | \ - ((r) << 8) | \ - ((g) << 4) | \ - ((b))) - -#define PIXMAN_FORMAT_BYTE(bpp,type,a,r,g,b) \ - (((bpp >> 3) << 24) | \ - (3 << 22) | ((type) << 16) | \ - ((a >> 3) << 12) | \ - ((r >> 3) << 8) | \ - ((g >> 3) << 4) | \ - ((b >> 3))) - -#define PIXMAN_FORMAT_RESHIFT(val, ofs, num) \ - (((val >> (ofs)) & ((1 << (num)) - 1)) << ((val >> 22) & 3)) - -#define PIXMAN_FORMAT_BPP(f) PIXMAN_FORMAT_RESHIFT(f, 24, 8) -#define PIXMAN_FORMAT_SHIFT(f) ((uint32_t)((f >> 22) & 3)) -#define PIXMAN_FORMAT_TYPE(f) (((f) >> 16) & 0x3f) -#define PIXMAN_FORMAT_A(f) PIXMAN_FORMAT_RESHIFT(f, 12, 4) -#define PIXMAN_FORMAT_R(f) PIXMAN_FORMAT_RESHIFT(f, 8, 4) -#define PIXMAN_FORMAT_G(f) PIXMAN_FORMAT_RESHIFT(f, 4, 4) -#define PIXMAN_FORMAT_B(f) PIXMAN_FORMAT_RESHIFT(f, 0, 4) -#define PIXMAN_FORMAT_RGB(f) (((f) ) & 0xfff) -#define PIXMAN_FORMAT_VIS(f) (((f) ) & 0xffff) -#define PIXMAN_FORMAT_DEPTH(f) (PIXMAN_FORMAT_A(f) + \ - PIXMAN_FORMAT_R(f) + \ - PIXMAN_FORMAT_G(f) + \ - PIXMAN_FORMAT_B(f)) - -#define PIXMAN_TYPE_OTHER 0 -#define PIXMAN_TYPE_A 1 -#define PIXMAN_TYPE_ARGB 2 -#define PIXMAN_TYPE_ABGR 3 -#define PIXMAN_TYPE_COLOR 4 -#define PIXMAN_TYPE_GRAY 5 -#define PIXMAN_TYPE_YUY2 6 -#define PIXMAN_TYPE_YV12 7 -#define PIXMAN_TYPE_BGRA 8 -#define PIXMAN_TYPE_RGBA 9 -#define PIXMAN_TYPE_ARGB_SRGB 10 -#define PIXMAN_TYPE_RGBA_FLOAT 11 - -#define PIXMAN_FORMAT_COLOR(f) \ - (PIXMAN_FORMAT_TYPE(f) == PIXMAN_TYPE_ARGB || \ - PIXMAN_FORMAT_TYPE(f) == PIXMAN_TYPE_ABGR || \ - PIXMAN_FORMAT_TYPE(f) == PIXMAN_TYPE_BGRA || \ - PIXMAN_FORMAT_TYPE(f) == PIXMAN_TYPE_RGBA || \ - PIXMAN_FORMAT_TYPE(f) == PIXMAN_TYPE_RGBA_FLOAT) - -typedef enum { -/* 128bpp formats */ - PIXMAN_rgba_float = PIXMAN_FORMAT_BYTE(128,PIXMAN_TYPE_RGBA_FLOAT,32,32,32,32), -/* 96bpp formats */ - PIXMAN_rgb_float = PIXMAN_FORMAT_BYTE(96,PIXMAN_TYPE_RGBA_FLOAT,0,32,32,32), - -/* 32bpp formats */ - PIXMAN_a8r8g8b8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,8,8,8,8), - PIXMAN_x8r8g8b8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,0,8,8,8), - PIXMAN_a8b8g8r8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ABGR,8,8,8,8), - PIXMAN_x8b8g8r8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ABGR,0,8,8,8), - PIXMAN_b8g8r8a8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_BGRA,8,8,8,8), - PIXMAN_b8g8r8x8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_BGRA,0,8,8,8), - PIXMAN_r8g8b8a8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_RGBA,8,8,8,8), - PIXMAN_r8g8b8x8 = PIXMAN_FORMAT(32,PIXMAN_TYPE_RGBA,0,8,8,8), - PIXMAN_x14r6g6b6 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,0,6,6,6), - PIXMAN_x2r10g10b10 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,0,10,10,10), - PIXMAN_a2r10g10b10 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB,2,10,10,10), - PIXMAN_x2b10g10r10 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ABGR,0,10,10,10), - PIXMAN_a2b10g10r10 = PIXMAN_FORMAT(32,PIXMAN_TYPE_ABGR,2,10,10,10), - -/* sRGB formats */ - PIXMAN_a8r8g8b8_sRGB = PIXMAN_FORMAT(32,PIXMAN_TYPE_ARGB_SRGB,8,8,8,8), - -/* 24bpp formats */ - PIXMAN_r8g8b8 = PIXMAN_FORMAT(24,PIXMAN_TYPE_ARGB,0,8,8,8), - PIXMAN_b8g8r8 = PIXMAN_FORMAT(24,PIXMAN_TYPE_ABGR,0,8,8,8), - -/* 16bpp formats */ - PIXMAN_r5g6b5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,0,5,6,5), - PIXMAN_b5g6r5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ABGR,0,5,6,5), - - PIXMAN_a1r5g5b5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,1,5,5,5), - PIXMAN_x1r5g5b5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,0,5,5,5), - PIXMAN_a1b5g5r5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ABGR,1,5,5,5), - PIXMAN_x1b5g5r5 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ABGR,0,5,5,5), - PIXMAN_a4r4g4b4 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,4,4,4,4), - PIXMAN_x4r4g4b4 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ARGB,0,4,4,4), - PIXMAN_a4b4g4r4 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ABGR,4,4,4,4), - PIXMAN_x4b4g4r4 = PIXMAN_FORMAT(16,PIXMAN_TYPE_ABGR,0,4,4,4), - -/* 8bpp formats */ - PIXMAN_a8 = PIXMAN_FORMAT(8,PIXMAN_TYPE_A,8,0,0,0), - PIXMAN_r3g3b2 = PIXMAN_FORMAT(8,PIXMAN_TYPE_ARGB,0,3,3,2), - PIXMAN_b2g3r3 = PIXMAN_FORMAT(8,PIXMAN_TYPE_ABGR,0,3,3,2), - PIXMAN_a2r2g2b2 = PIXMAN_FORMAT(8,PIXMAN_TYPE_ARGB,2,2,2,2), - PIXMAN_a2b2g2r2 = PIXMAN_FORMAT(8,PIXMAN_TYPE_ABGR,2,2,2,2), - - PIXMAN_c8 = PIXMAN_FORMAT(8,PIXMAN_TYPE_COLOR,0,0,0,0), - PIXMAN_g8 = PIXMAN_FORMAT(8,PIXMAN_TYPE_GRAY,0,0,0,0), - - PIXMAN_x4a4 = PIXMAN_FORMAT(8,PIXMAN_TYPE_A,4,0,0,0), - - PIXMAN_x4c4 = PIXMAN_FORMAT(8,PIXMAN_TYPE_COLOR,0,0,0,0), - PIXMAN_x4g4 = PIXMAN_FORMAT(8,PIXMAN_TYPE_GRAY,0,0,0,0), - -/* 4bpp formats */ - PIXMAN_a4 = PIXMAN_FORMAT(4,PIXMAN_TYPE_A,4,0,0,0), - PIXMAN_r1g2b1 = PIXMAN_FORMAT(4,PIXMAN_TYPE_ARGB,0,1,2,1), - PIXMAN_b1g2r1 = PIXMAN_FORMAT(4,PIXMAN_TYPE_ABGR,0,1,2,1), - PIXMAN_a1r1g1b1 = PIXMAN_FORMAT(4,PIXMAN_TYPE_ARGB,1,1,1,1), - PIXMAN_a1b1g1r1 = PIXMAN_FORMAT(4,PIXMAN_TYPE_ABGR,1,1,1,1), - - PIXMAN_c4 = PIXMAN_FORMAT(4,PIXMAN_TYPE_COLOR,0,0,0,0), - PIXMAN_g4 = PIXMAN_FORMAT(4,PIXMAN_TYPE_GRAY,0,0,0,0), - -/* 1bpp formats */ - PIXMAN_a1 = PIXMAN_FORMAT(1,PIXMAN_TYPE_A,1,0,0,0), - - PIXMAN_g1 = PIXMAN_FORMAT(1,PIXMAN_TYPE_GRAY,0,0,0,0), - -/* YUV formats */ - PIXMAN_yuy2 = PIXMAN_FORMAT(16,PIXMAN_TYPE_YUY2,0,0,0,0), - PIXMAN_yv12 = PIXMAN_FORMAT(12,PIXMAN_TYPE_YV12,0,0,0,0) -} pixman_format_code_t; - -/* Querying supported format values. */ -PIXMAN_API -pixman_bool_t pixman_format_supported_destination (pixman_format_code_t format); - -PIXMAN_API -pixman_bool_t pixman_format_supported_source (pixman_format_code_t format); - -/* Constructors */ -PIXMAN_API -pixman_image_t *pixman_image_create_solid_fill (const pixman_color_t *color); - -PIXMAN_API -pixman_image_t *pixman_image_create_linear_gradient (const pixman_point_fixed_t *p1, - const pixman_point_fixed_t *p2, - const pixman_gradient_stop_t *stops, - int n_stops); - -PIXMAN_API -pixman_image_t *pixman_image_create_radial_gradient (const pixman_point_fixed_t *inner, - const pixman_point_fixed_t *outer, - pixman_fixed_t inner_radius, - pixman_fixed_t outer_radius, - const pixman_gradient_stop_t *stops, - int n_stops); - -PIXMAN_API -pixman_image_t *pixman_image_create_conical_gradient (const pixman_point_fixed_t *center, - pixman_fixed_t angle, - const pixman_gradient_stop_t *stops, - int n_stops); - -PIXMAN_API -pixman_image_t *pixman_image_create_bits (pixman_format_code_t format, - int width, - int height, - uint32_t *bits, - int rowstride_bytes); - -PIXMAN_API -pixman_image_t *pixman_image_create_bits_no_clear (pixman_format_code_t format, - int width, - int height, - uint32_t * bits, - int rowstride_bytes); - -/* Destructor */ -PIXMAN_API -pixman_image_t *pixman_image_ref (pixman_image_t *image); - -PIXMAN_API -pixman_bool_t pixman_image_unref (pixman_image_t *image); - - -PIXMAN_API -void pixman_image_set_destroy_function (pixman_image_t *image, - pixman_image_destroy_func_t function, - void *data); - -PIXMAN_API -void * pixman_image_get_destroy_data (pixman_image_t *image); - -/* Set properties */ -PIXMAN_API -pixman_bool_t pixman_image_set_clip_region (pixman_image_t *image, - pixman_region16_t *region); - -PIXMAN_API -pixman_bool_t pixman_image_set_clip_region32 (pixman_image_t *image, - pixman_region32_t *region); - -PIXMAN_API -void pixman_image_set_has_client_clip (pixman_image_t *image, - pixman_bool_t clien_clip); - -PIXMAN_API -pixman_bool_t pixman_image_set_transform (pixman_image_t *image, - const pixman_transform_t *transform); - -PIXMAN_API -void pixman_image_set_repeat (pixman_image_t *image, - pixman_repeat_t repeat); - -PIXMAN_API -void pixman_image_set_dither (pixman_image_t *image, - pixman_dither_t dither); - -PIXMAN_API -void pixman_image_set_dither_offset (pixman_image_t *image, - int offset_x, - int offset_y); - -PIXMAN_API -pixman_bool_t pixman_image_set_filter (pixman_image_t *image, - pixman_filter_t filter, - const pixman_fixed_t *filter_params, - int n_filter_params); - -PIXMAN_API -void pixman_image_set_source_clipping (pixman_image_t *image, - pixman_bool_t source_clipping); - -PIXMAN_API -void pixman_image_set_alpha_map (pixman_image_t *image, - pixman_image_t *alpha_map, - int16_t x, - int16_t y); - -PIXMAN_API -void pixman_image_set_component_alpha (pixman_image_t *image, - pixman_bool_t component_alpha); - -PIXMAN_API -pixman_bool_t pixman_image_get_component_alpha (pixman_image_t *image); - -PIXMAN_API -void pixman_image_set_accessors (pixman_image_t *image, - pixman_read_memory_func_t read_func, - pixman_write_memory_func_t write_func); - -PIXMAN_API -void pixman_image_set_indexed (pixman_image_t *image, - const pixman_indexed_t *indexed); - -PIXMAN_API -uint32_t *pixman_image_get_data (pixman_image_t *image); - -PIXMAN_API -int pixman_image_get_width (pixman_image_t *image); - -PIXMAN_API -int pixman_image_get_height (pixman_image_t *image); - -PIXMAN_API -int pixman_image_get_stride (pixman_image_t *image); /* in bytes */ - -PIXMAN_API -int pixman_image_get_depth (pixman_image_t *image); - -PIXMAN_API -pixman_format_code_t pixman_image_get_format (pixman_image_t *image); - -typedef enum -{ - PIXMAN_KERNEL_IMPULSE, - PIXMAN_KERNEL_BOX, - PIXMAN_KERNEL_LINEAR, - PIXMAN_KERNEL_CUBIC, - PIXMAN_KERNEL_GAUSSIAN, - PIXMAN_KERNEL_LANCZOS2, - PIXMAN_KERNEL_LANCZOS3, - PIXMAN_KERNEL_LANCZOS3_STRETCHED /* Jim Blinn's 'nice' filter */ -} pixman_kernel_t; - -/* Create the parameter list for a SEPARABLE_CONVOLUTION filter - * with the given kernels and scale parameters. - */ -PIXMAN_API -pixman_fixed_t * -pixman_filter_create_separable_convolution (int *n_values, - pixman_fixed_t scale_x, - pixman_fixed_t scale_y, - pixman_kernel_t reconstruct_x, - pixman_kernel_t reconstruct_y, - pixman_kernel_t sample_x, - pixman_kernel_t sample_y, - int subsample_bits_x, - int subsample_bits_y); - - -PIXMAN_API -pixman_bool_t pixman_image_fill_rectangles (pixman_op_t op, - pixman_image_t *image, - const pixman_color_t *color, - int n_rects, - const pixman_rectangle16_t *rects); - -PIXMAN_API -pixman_bool_t pixman_image_fill_boxes (pixman_op_t op, - pixman_image_t *dest, - const pixman_color_t *color, - int n_boxes, - const pixman_box32_t *boxes); - -/* Composite */ -PIXMAN_API -pixman_bool_t pixman_compute_composite_region (pixman_region16_t *region, - pixman_image_t *src_image, - pixman_image_t *mask_image, - pixman_image_t *dest_image, - int16_t src_x, - int16_t src_y, - int16_t mask_x, - int16_t mask_y, - int16_t dest_x, - int16_t dest_y, - uint16_t width, - uint16_t height); - -PIXMAN_API -void pixman_image_composite (pixman_op_t op, - pixman_image_t *src, - pixman_image_t *mask, - pixman_image_t *dest, - int16_t src_x, - int16_t src_y, - int16_t mask_x, - int16_t mask_y, - int16_t dest_x, - int16_t dest_y, - uint16_t width, - uint16_t height); - -PIXMAN_API -void pixman_image_composite32 (pixman_op_t op, - pixman_image_t *src, - pixman_image_t *mask, - pixman_image_t *dest, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height); - -/* Executive Summary: This function is a no-op that only exists - * for historical reasons. - * - * There used to be a bug in the X server where it would rely on - * out-of-bounds accesses when it was asked to composite with a - * window as the source. It would create a pixman image pointing - * to some bogus position in memory, but then set a clip region - * to the position where the actual bits were. - * - * Due to a bug in old versions of pixman, where it would not clip - * against the image bounds when a clip region was set, this would - * actually work. So when the pixman bug was fixed, a workaround was - * added to allow certain out-of-bound accesses. This function disabled - * those workarounds. - * - * Since 0.21.2, pixman doesn't do these workarounds anymore, so now this - * function is a no-op. - */ -PIXMAN_API -void pixman_disable_out_of_bounds_workaround (void); - -/* - * Glyphs - */ -typedef struct pixman_glyph_cache_t pixman_glyph_cache_t; -typedef struct -{ - int x, y; - const void *glyph; -} pixman_glyph_t; - -PIXMAN_API -pixman_glyph_cache_t *pixman_glyph_cache_create (void); - -PIXMAN_API -void pixman_glyph_cache_destroy (pixman_glyph_cache_t *cache); - -PIXMAN_API -void pixman_glyph_cache_freeze (pixman_glyph_cache_t *cache); - -PIXMAN_API -void pixman_glyph_cache_thaw (pixman_glyph_cache_t *cache); - -PIXMAN_API -const void * pixman_glyph_cache_lookup (pixman_glyph_cache_t *cache, - void *font_key, - void *glyph_key); - -PIXMAN_API -const void * pixman_glyph_cache_insert (pixman_glyph_cache_t *cache, - void *font_key, - void *glyph_key, - int origin_x, - int origin_y, - pixman_image_t *glyph_image); - -PIXMAN_API -void pixman_glyph_cache_remove (pixman_glyph_cache_t *cache, - void *font_key, - void *glyph_key); - -PIXMAN_API -void pixman_glyph_get_extents (pixman_glyph_cache_t *cache, - int n_glyphs, - pixman_glyph_t *glyphs, - pixman_box32_t *extents); - -PIXMAN_API -pixman_format_code_t pixman_glyph_get_mask_format (pixman_glyph_cache_t *cache, - int n_glyphs, - const pixman_glyph_t *glyphs); - -PIXMAN_API -void pixman_composite_glyphs (pixman_op_t op, - pixman_image_t *src, - pixman_image_t *dest, - pixman_format_code_t mask_format, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height, - pixman_glyph_cache_t *cache, - int n_glyphs, - const pixman_glyph_t *glyphs); - -PIXMAN_API -void pixman_composite_glyphs_no_mask (pixman_op_t op, - pixman_image_t *src, - pixman_image_t *dest, - int32_t src_x, - int32_t src_y, - int32_t dest_x, - int32_t dest_y, - pixman_glyph_cache_t *cache, - int n_glyphs, - const pixman_glyph_t *glyphs); - -/* - * Trapezoids - */ -typedef struct pixman_edge pixman_edge_t; -typedef struct pixman_trapezoid pixman_trapezoid_t; -typedef struct pixman_trap pixman_trap_t; -typedef struct pixman_span_fix pixman_span_fix_t; -typedef struct pixman_triangle pixman_triangle_t; - -/* - * An edge structure. This represents a single polygon edge - * and can be quickly stepped across small or large gaps in the - * sample grid - */ -struct pixman_edge -{ - pixman_fixed_t x; - pixman_fixed_t e; - pixman_fixed_t stepx; - pixman_fixed_t signdx; - pixman_fixed_t dy; - pixman_fixed_t dx; - - pixman_fixed_t stepx_small; - pixman_fixed_t stepx_big; - pixman_fixed_t dx_small; - pixman_fixed_t dx_big; -}; - -struct pixman_trapezoid -{ - pixman_fixed_t top, bottom; - pixman_line_fixed_t left, right; -}; - -struct pixman_triangle -{ - pixman_point_fixed_t p1, p2, p3; -}; - -/* whether 't' is a well defined not obviously empty trapezoid */ -#define pixman_trapezoid_valid(t) \ - ((t)->left.p1.y != (t)->left.p2.y && \ - (t)->right.p1.y != (t)->right.p2.y && \ - ((t)->bottom > (t)->top)) - -struct pixman_span_fix -{ - pixman_fixed_t l, r, y; -}; - -struct pixman_trap -{ - pixman_span_fix_t top, bot; -}; - -PIXMAN_API -pixman_fixed_t pixman_sample_ceil_y (pixman_fixed_t y, - int bpp); - -PIXMAN_API -pixman_fixed_t pixman_sample_floor_y (pixman_fixed_t y, - int bpp); - -PIXMAN_API -void pixman_edge_step (pixman_edge_t *e, - int n); - -PIXMAN_API -void pixman_edge_init (pixman_edge_t *e, - int bpp, - pixman_fixed_t y_start, - pixman_fixed_t x_top, - pixman_fixed_t y_top, - pixman_fixed_t x_bot, - pixman_fixed_t y_bot); - -PIXMAN_API -void pixman_line_fixed_edge_init (pixman_edge_t *e, - int bpp, - pixman_fixed_t y, - const pixman_line_fixed_t *line, - int x_off, - int y_off); - -PIXMAN_API -void pixman_rasterize_edges (pixman_image_t *image, - pixman_edge_t *l, - pixman_edge_t *r, - pixman_fixed_t t, - pixman_fixed_t b); - -PIXMAN_API -void pixman_add_traps (pixman_image_t *image, - int16_t x_off, - int16_t y_off, - int ntrap, - const pixman_trap_t *traps); - -PIXMAN_API -void pixman_add_trapezoids (pixman_image_t *image, - int16_t x_off, - int y_off, - int ntraps, - const pixman_trapezoid_t *traps); - -PIXMAN_API -void pixman_rasterize_trapezoid (pixman_image_t *image, - const pixman_trapezoid_t *trap, - int x_off, - int y_off); - -PIXMAN_API -void pixman_composite_trapezoids (pixman_op_t op, - pixman_image_t * src, - pixman_image_t * dst, - pixman_format_code_t mask_format, - int x_src, - int y_src, - int x_dst, - int y_dst, - int n_traps, - const pixman_trapezoid_t * traps); - -PIXMAN_API -void pixman_composite_triangles (pixman_op_t op, - pixman_image_t * src, - pixman_image_t * dst, - pixman_format_code_t mask_format, - int x_src, - int y_src, - int x_dst, - int y_dst, - int n_tris, - const pixman_triangle_t * tris); - -PIXMAN_API -void pixman_add_triangles (pixman_image_t *image, - int32_t x_off, - int32_t y_off, - int n_tris, - const pixman_triangle_t *tris); - -PIXMAN_END_DECLS - -#endif /* PIXMAN_H__ */ |