diff options
Diffstat (limited to 'pixman/pixman/pixman-private.h')
| -rw-r--r-- | pixman/pixman/pixman-private.h | 70 |
1 files changed, 39 insertions, 31 deletions
diff --git a/pixman/pixman/pixman-private.h b/pixman/pixman/pixman-private.h index 6d9c05321..af4a0b6e0 100644 --- a/pixman/pixman/pixman-private.h +++ b/pixman/pixman/pixman-private.h @@ -212,7 +212,8 @@ typedef void (* pixman_iter_write_back_t) (pixman_iter_t *iter); typedef enum { - ITER_NARROW = (1 << 0), + ITER_NARROW = (1 << 0), + ITER_WIDE = (1 << 1), /* "Localized alpha" is when the alpha channel is used only to compute * the alpha value of the destination. This means that the computation @@ -229,9 +230,15 @@ typedef enum * we can treat it as if it were ARGB, which means in some cases we can * avoid copying it to a temporary buffer. */ - ITER_LOCALIZED_ALPHA = (1 << 1), - ITER_IGNORE_ALPHA = (1 << 2), - ITER_IGNORE_RGB = (1 << 3) + ITER_LOCALIZED_ALPHA = (1 << 2), + ITER_IGNORE_ALPHA = (1 << 3), + ITER_IGNORE_RGB = (1 << 4), + + /* These indicate whether the iterator is for a source + * or a destination image + */ + ITER_SRC = (1 << 5), + ITER_DEST = (1 << 6) } iter_flags_t; struct pixman_iter_t @@ -255,6 +262,19 @@ struct pixman_iter_t int stride; }; +typedef struct pixman_iter_info_t pixman_iter_info_t; +typedef void (* pixman_iter_initializer_t) (pixman_iter_t *iter, + const pixman_iter_info_t *info); +struct pixman_iter_info_t +{ + pixman_format_code_t format; + uint32_t image_flags; + iter_flags_t iter_flags; + pixman_iter_initializer_t initializer; + pixman_iter_get_scanline_t get_scanline; + pixman_iter_write_back_t write_back; +}; + void _pixman_bits_image_setup_accessors (bits_image_t *image); @@ -454,8 +474,6 @@ typedef pixman_bool_t (*pixman_fill_func_t) (pixman_implementation_t *imp, int width, int height, uint32_t filler); -typedef pixman_bool_t (*pixman_iter_init_func_t) (pixman_implementation_t *imp, - pixman_iter_t *iter); void _pixman_setup_combiner_functions_32 (pixman_implementation_t *imp); void _pixman_setup_combiner_functions_float (pixman_implementation_t *imp); @@ -477,11 +495,10 @@ struct pixman_implementation_t pixman_implementation_t * toplevel; pixman_implementation_t * fallback; const pixman_fast_path_t * fast_paths; + const pixman_iter_info_t * iter_info; pixman_blt_func_t blt; pixman_fill_func_t fill; - pixman_iter_init_func_t src_iter_init; - pixman_iter_init_func_t dest_iter_init; pixman_combine_32_func_t combine_32[PIXMAN_N_OPERATORS]; pixman_combine_32_func_t combine_32_ca[PIXMAN_N_OPERATORS]; @@ -542,29 +559,17 @@ _pixman_implementation_fill (pixman_implementation_t *imp, int height, uint32_t filler); -pixman_bool_t -_pixman_implementation_src_iter_init (pixman_implementation_t *imp, - pixman_iter_t *iter, - pixman_image_t *image, - int x, - int y, - int width, - int height, - uint8_t *buffer, - iter_flags_t flags, - uint32_t image_flags); - -pixman_bool_t -_pixman_implementation_dest_iter_init (pixman_implementation_t *imp, - pixman_iter_t *iter, - pixman_image_t *image, - int x, - int y, - int width, - int height, - uint8_t *buffer, - iter_flags_t flags, - uint32_t image_flags); +void +_pixman_implementation_iter_init (pixman_implementation_t *imp, + pixman_iter_t *iter, + pixman_image_t *image, + int x, + int y, + int width, + int height, + uint8_t *buffer, + iter_flags_t flags, + uint32_t image_flags); /* Specific implementations */ pixman_implementation_t * @@ -647,6 +652,9 @@ _pixman_compute_composite_region32 (pixman_region32_t * region, uint32_t * _pixman_iter_get_scanline_noop (pixman_iter_t *iter, const uint32_t *mask); +void +_pixman_iter_init_bits_stride (pixman_iter_t *iter, const pixman_iter_info_t *info); + /* These "formats" all have depth 0, so they * will never clash with any real ones */ |