2 # error config.h must be included before pixman-private.h
5 #ifndef PIXMAN_PRIVATE_H
6 #define PIXMAN_PRIVATE_H
12 #include "pixman-compiler.h"
17 typedef struct image_common image_common_t;
18 typedef struct source_image source_image_t;
19 typedef struct solid_fill solid_fill_t;
20 typedef struct gradient gradient_t;
21 typedef struct linear_gradient linear_gradient_t;
22 typedef struct horizontal_gradient horizontal_gradient_t;
23 typedef struct vertical_gradient vertical_gradient_t;
24 typedef struct conical_gradient conical_gradient_t;
25 typedef struct radial_gradient radial_gradient_t;
26 typedef struct bits_image bits_image_t;
27 typedef struct circle circle_t;
29 typedef void (*fetchProc32) (bits_image_t *pict,
30 int x, int y, int width,
32 typedef void (*storeProc32) (pixman_image_t *, uint32_t *bits,
33 const uint32_t *values,
35 typedef void (*fetchProc64) (bits_image_t *pict,
36 int x, int y, int width,
38 typedef void (*storeProc64) (pixman_image_t *, uint32_t *bits,
39 const uint64_t *values,
41 typedef void (*fetch_pixels_32_t) (bits_image_t *image,
42 uint32_t *buffer, int n_pixels);
43 typedef void (*fetch_pixels_64_t) (bits_image_t *image,
44 uint64_t *buffer, int n_pixels);
45 typedef void (*scanStoreProc) (bits_image_t *img,
46 int x, int y, int width,
48 typedef void (*scanFetchProc) (pixman_image_t *,
49 int, int, int, uint32_t *,
50 uint32_t *, uint32_t);
63 SOURCE_IMAGE_CLASS_UNKNOWN,
64 SOURCE_IMAGE_CLASS_HORIZONTAL,
65 SOURCE_IMAGE_CLASS_VERTICAL,
66 } source_pict_class_t;
68 typedef source_pict_class_t (* classify_func_t) (pixman_image_t *image,
73 typedef void (* property_changed_func_t) (pixman_image_t *image);
79 pixman_region32_t clip_region;
80 pixman_bool_t have_clip_region; /* FALSE if there is no clip */
81 pixman_bool_t client_clip; /* Whether the source clip was
83 pixman_bool_t clip_sources; /* Whether the clip applies when
84 * the image is used as a source
86 pixman_transform_t *transform;
87 pixman_repeat_t repeat;
88 pixman_filter_t filter;
89 pixman_fixed_t *filter_params;
91 bits_image_t *alpha_map;
94 pixman_bool_t component_alpha;
95 pixman_read_memory_func_t read_func;
96 pixman_write_memory_func_t write_func;
97 classify_func_t classify;
98 property_changed_func_t property_changed;
99 scanFetchProc get_scanline_32;
100 scanFetchProc get_scanline_64;
102 pixman_image_destroy_func_t destroy_func;
108 image_common_t common;
109 source_pict_class_t class;
114 source_image_t common;
115 uint32_t color; /* FIXME: shouldn't this be a pixman_color_t? */
120 source_image_t common;
122 pixman_gradient_stop_t * stops;
124 uint32_t * color_table;
125 int color_table_size;
128 struct linear_gradient
131 pixman_point_fixed_t p1;
132 pixman_point_fixed_t p2;
139 pixman_fixed_t radius;
142 struct radial_gradient
154 struct conical_gradient
157 pixman_point_fixed_t center;
158 pixman_fixed_t angle;
163 image_common_t common;
164 pixman_format_code_t format;
165 const pixman_indexed_t *indexed;
170 int rowstride; /* in number of uint32_t's */
172 /* Fetch raw pixels, with no regard for transformations, alpha map etc. */
173 fetch_pixels_32_t fetch_pixels_raw_32;
174 fetch_pixels_64_t fetch_pixels_raw_64;
176 /* Fetch raw scanlines, with no regard for transformations, alpha maps etc. */
177 fetchProc32 fetch_scanline_raw_32;
178 fetchProc64 fetch_scanline_raw_64;
180 /* Store scanlines with no regard for alpha maps */
181 storeProc32 store_scanline_raw_32;
182 storeProc64 store_scanline_raw_64;
184 /* Store a scanline, taking alpha maps into account */
185 scanStoreProc store_scanline_32;
186 scanStoreProc store_scanline_64;
188 /* Used for indirect access to the bits */
189 pixman_read_memory_func_t read_func;
190 pixman_write_memory_func_t write_func;
196 image_common_t common;
198 source_image_t source;
200 linear_gradient_t linear;
201 conical_gradient_t conical;
202 radial_gradient_t radial;
208 _pixman_bits_image_setup_raw_accessors (bits_image_t *image);
211 _pixman_image_get_scanline_64_generic (pixman_image_t *pict,
220 _pixman_image_classify (pixman_image_t *image,
227 _pixman_image_get_scanline_32 (pixman_image_t *image, int x, int y, int width,
228 uint32_t *buffer, uint32_t *mask,
231 /* Even thought the type of buffer is uint32_t *, the function actually expects
232 * a uint64_t *buffer.
235 _pixman_image_get_scanline_64 (pixman_image_t *image, int x, int y, int width,
237 uint32_t *unused, uint32_t unused2);
240 _pixman_image_store_scanline_32 (bits_image_t *image, int x, int y, int width,
243 _pixman_image_fetch_pixels (bits_image_t *image, uint32_t *buffer,
246 /* Even thought the type of buffer is uint32_t *, the function actually expects
247 * a uint64_t *buffer.
250 _pixman_image_store_scanline_64 (bits_image_t *image, int x, int y, int width,
254 _pixman_image_allocate (void);
257 _pixman_init_gradient (gradient_t *gradient,
258 const pixman_gradient_stop_t *stops,
261 _pixman_image_reset_clip_region (pixman_image_t *image);
264 _pixman_image_is_opaque(pixman_image_t *image);
267 _pixman_image_is_solid (pixman_image_t *image);
270 _pixman_image_get_solid (pixman_image_t *image,
271 pixman_format_code_t format);
273 #define fbComposeGetStart(pict,x,y,type,out_stride,line,mul) do { \
274 uint32_t *__bits__; \
277 __bits__ = pict->bits.bits; \
278 __stride__ = pict->bits.rowstride; \
279 (out_stride) = __stride__ * (int) sizeof (uint32_t) / (int) sizeof (type); \
280 (line) = ((type *) __bits__) + \
281 (out_stride) * (y) + (mul) * (x); \
297 pixman_gradient_stop_t *stops;
302 } pixman_gradient_walker_t;
305 _pixman_gradient_walker_init (pixman_gradient_walker_t *walker,
306 gradient_t *gradient,
307 unsigned int spread);
310 _pixman_gradient_walker_reset (pixman_gradient_walker_t *walker,
311 pixman_fixed_32_32_t pos);
314 _pixman_gradient_walker_pixel (pixman_gradient_walker_t *walker,
315 pixman_fixed_32_32_t x);
317 #define FbIntMult(a,b,t) ((t) = (a) * (b) + 0x80, ((((t) >> 8) + (t)) >> 8))
318 #define FbIntDiv(a,b) (((uint16_t) (a) * 255) / (b))
319 #define FbIntAdd(x,y,t) ( \
321 (uint32_t) (uint8_t) ((t) | (0 - ((t) >> 8))))
327 #define MAX_ALPHA(n) ((1 << (n)) - 1)
328 #define N_Y_FRAC(n) ((n) == 1 ? 1 : (1 << ((n)/2)) - 1)
329 #define N_X_FRAC(n) ((n) == 1 ? 1 : (1 << ((n)/2)) + 1)
331 #define STEP_Y_SMALL(n) (pixman_fixed_1 / N_Y_FRAC(n))
332 #define STEP_Y_BIG(n) (pixman_fixed_1 - (N_Y_FRAC(n) - 1) * STEP_Y_SMALL(n))
334 #define Y_FRAC_FIRST(n) (STEP_Y_SMALL(n) / 2)
335 #define Y_FRAC_LAST(n) (Y_FRAC_FIRST(n) + (N_Y_FRAC(n) - 1) * STEP_Y_SMALL(n))
337 #define STEP_X_SMALL(n) (pixman_fixed_1 / N_X_FRAC(n))
338 #define STEP_X_BIG(n) (pixman_fixed_1 - (N_X_FRAC(n) - 1) * STEP_X_SMALL(n))
340 #define X_FRAC_FIRST(n) (STEP_X_SMALL(n) / 2)
341 #define X_FRAC_LAST(n) (X_FRAC_FIRST(n) + (N_X_FRAC(n) - 1) * STEP_X_SMALL(n))
343 #define RenderSamplesX(x,n) ((n) == 1 ? 0 : (pixman_fixed_frac (x) + X_FRAC_FIRST(n)) / STEP_X_SMALL(n))
346 pixman_rasterize_edges_accessors (pixman_image_t *image,
356 typedef struct pixman_implementation_t pixman_implementation_t;
358 typedef void (* pixman_combine_32_func_t) (pixman_implementation_t * imp,
361 const uint32_t * src,
362 const uint32_t * mask,
365 typedef void (* pixman_combine_64_func_t) (pixman_implementation_t * imp,
368 const uint64_t * src,
369 const uint64_t * mask,
372 typedef void (* pixman_composite_func_t) (pixman_implementation_t * imp,
374 pixman_image_t * src,
375 pixman_image_t * mask,
376 pixman_image_t * dest,
385 typedef pixman_bool_t (* pixman_blt_func_t) (pixman_implementation_t * imp,
398 typedef pixman_bool_t (* pixman_fill_func_t) (pixman_implementation_t *imp,
408 void _pixman_setup_combiner_functions_32 (pixman_implementation_t *imp);
409 void _pixman_setup_combiner_functions_64 (pixman_implementation_t *imp);
411 struct pixman_implementation_t
413 pixman_implementation_t * toplevel;
414 pixman_implementation_t * delegate;
416 pixman_composite_func_t composite;
417 pixman_blt_func_t blt;
418 pixman_fill_func_t fill;
420 pixman_combine_32_func_t combine_32[PIXMAN_OP_LAST];
421 pixman_combine_32_func_t combine_32_ca[PIXMAN_OP_LAST];
422 pixman_combine_64_func_t combine_64[PIXMAN_OP_LAST];
423 pixman_combine_64_func_t combine_64_ca[PIXMAN_OP_LAST];
426 pixman_implementation_t *
427 _pixman_implementation_create (pixman_implementation_t *delegate);
430 _pixman_implementation_combine_32 (pixman_implementation_t * imp,
433 const uint32_t * src,
434 const uint32_t * mask,
437 _pixman_implementation_combine_64 (pixman_implementation_t * imp,
440 const uint64_t * src,
441 const uint64_t * mask,
444 _pixman_implementation_combine_32_ca (pixman_implementation_t * imp,
447 const uint32_t * src,
448 const uint32_t * mask,
451 _pixman_implementation_combine_64_ca (pixman_implementation_t * imp,
454 const uint64_t * src,
455 const uint64_t * mask,
458 _pixman_implementation_composite (pixman_implementation_t * imp,
460 pixman_image_t * src,
461 pixman_image_t * mask,
462 pixman_image_t * dest,
473 _pixman_implementation_blt (pixman_implementation_t * imp,
487 _pixman_implementation_fill (pixman_implementation_t * imp,
497 /* Specific implementations */
498 pixman_implementation_t *
499 _pixman_implementation_create_general (void);
500 pixman_implementation_t *
501 _pixman_implementation_create_fast_path (void);
503 pixman_implementation_t *
504 _pixman_implementation_create_mmx (void);
507 pixman_implementation_t *
508 _pixman_implementation_create_sse2 (void);
511 pixman_implementation_t *
512 _pixman_implementation_create_arm_simd (void);
515 pixman_implementation_t *
516 _pixman_implementation_create_arm_neon (void);
519 pixman_implementation_t *
520 _pixman_implementation_create_vmx (void);
523 pixman_implementation_t *
524 _pixman_choose_implementation (void);
532 /* These "formats" both have depth 0, so they
533 * will never clash with any real ones
535 #define PIXMAN_null PIXMAN_FORMAT(0,0,0,0,0,0)
536 #define PIXMAN_solid PIXMAN_FORMAT(0,1,0,0,0,0)
538 #define NEED_COMPONENT_ALPHA (1 << 0)
539 #define NEED_PIXBUF (1 << 1)
540 #define NEED_SOLID_MASK (1 << 2)
545 pixman_format_code_t src_format;
546 pixman_format_code_t mask_format;
547 pixman_format_code_t dest_format;
548 pixman_composite_func_t func;
550 } pixman_fast_path_t;
552 /* Memory allocation helpers */
554 pixman_malloc_ab (unsigned int n, unsigned int b);
557 pixman_malloc_abc (unsigned int a, unsigned int b, unsigned int c);
560 pixman_multiply_overflows_int (unsigned int a, unsigned int b);
563 pixman_addition_overflows_int (unsigned int a, unsigned int b);
565 /* Compositing utilities */
567 _pixman_run_fast_path (const pixman_fast_path_t *paths,
568 pixman_implementation_t *imp,
571 pixman_image_t *mask,
572 pixman_image_t *dest,
583 _pixman_walk_composite_region (pixman_implementation_t *imp,
585 pixman_image_t * pSrc,
586 pixman_image_t * pMask,
587 pixman_image_t * pDst,
596 pixman_composite_func_t compositeRect);
599 pixman_expand (uint64_t *dst, const uint32_t *src, pixman_format_code_t, int width);
602 pixman_contract (uint32_t *dst, const uint64_t *src, int width);
607 pixman_region32_copy_from_region16 (pixman_region32_t *dst,
608 pixman_region16_t *src);
611 pixman_region16_copy_from_region32 (pixman_region16_t *dst,
612 pixman_region32_t *src);
626 # define MIN(a,b) ((a < b)? a : b)
630 # define MAX(a,b) ((a > b)? a : b)
633 /* Integer division that rounds towards -infinity */
634 #define DIV(a,b) ((((a) < 0) == ((b) < 0)) ? (a) / (b) : \
635 ((a) - (b) + 1 - (((b) < 0) << 1)) / (b))
637 /* Modulus that produces the remainder wrt. DIV */
638 #define MOD(a,b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b))
640 #define CLIP(v,low,high) ((v) < (low) ? (low) : ((v) > (high) ? (high) : (v)))
642 /* Conversion between 8888 and 0565 */
644 #define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \
645 (((s) >> 5) & 0x07e0) | \
646 (((s) >> 8) & 0xf800))
647 #define cvt0565to0888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
648 ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
649 ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
651 #define PIXMAN_FORMAT_IS_WIDE(f) (PIXMAN_FORMAT_A(f) > 8 || \
652 PIXMAN_FORMAT_R(f) > 8 || \
653 PIXMAN_FORMAT_G(f) > 8 || \
654 PIXMAN_FORMAT_B(f) > 8)
657 * Various debugging code
665 #define return_if_fail(expr) \
670 fprintf(stderr, "In %s: %s failed\n", FUNC, #expr); \
676 #define return_val_if_fail(expr, retval) \
681 fprintf(stderr, "In %s: %s failed\n", FUNC, #expr); \
689 #define return_if_fail(expr) \
697 #define return_val_if_fail(expr, retval) \
713 static inline uint64_t
714 oil_profile_stamp_rdtsc (void)
717 __asm__ __volatile__("rdtsc\n" : "=A" (ts));
720 #define OIL_STAMP oil_profile_stamp_rdtsc
722 typedef struct pixman_timer_t pixman_timer_t;
724 struct pixman_timer_t
730 pixman_timer_t *next;
733 extern int timer_defined;
734 void pixman_timer_register (pixman_timer_t *timer);
736 #define TIMER_BEGIN(tname) \
738 static pixman_timer_t timer##tname; \
739 uint64_t begin##tname; \
741 if (!timer##tname.initialized) \
743 timer##tname.initialized = 1; \
744 timer##tname.name = #tname; \
745 pixman_timer_register (&timer##tname); \
748 timer##tname.n_times++; \
749 begin##tname = OIL_STAMP();
751 #define TIMER_END(tname) \
752 timer##tname.total += OIL_STAMP() - begin##tname; \
755 #endif /* PIXMAN_TIMERS */
757 #endif /* PIXMAN_PRIVATE_H */