diff options
Diffstat (limited to 'pixman/pixman/pixman-private.h')
| -rw-r--r-- | pixman/pixman/pixman-private.h | 79 |
1 files changed, 43 insertions, 36 deletions
diff --git a/pixman/pixman/pixman-private.h b/pixman/pixman/pixman-private.h index b9c8319df..dd03a939b 100644 --- a/pixman/pixman/pixman-private.h +++ b/pixman/pixman/pixman-private.h @@ -45,6 +45,16 @@ typedef struct radial_gradient radial_gradient_t; typedef struct bits_image bits_image_t; typedef struct circle circle_t; +typedef struct argb_t argb_t; + +struct argb_t +{ + float a; + float r; + float g; + float b; +}; + typedef void (*fetch_scanline_t) (pixman_image_t *image, int x, int y, @@ -56,9 +66,9 @@ typedef uint32_t (*fetch_pixel_32_t) (bits_image_t *image, int x, int y); -typedef uint64_t (*fetch_pixel_64_t) (bits_image_t *image, - int x, - int y); +typedef argb_t (*fetch_pixel_float_t) (bits_image_t *image, + int x, + int y); typedef void (*store_scanline_t) (bits_image_t * image, int x, @@ -112,9 +122,9 @@ struct solid_fill { image_common_t common; pixman_color_t color; - + uint32_t color_32; - uint64_t color_64; + argb_t color_float; }; struct gradient @@ -173,9 +183,9 @@ struct bits_image fetch_pixel_32_t fetch_pixel_32; store_scanline_t store_scanline_32; - fetch_scanline_t fetch_scanline_64; - fetch_pixel_64_t fetch_pixel_64; - store_scanline_t store_scanline_64; + fetch_scanline_t fetch_scanline_float; + fetch_pixel_float_t fetch_pixel_float; + store_scanline_t store_scanline_float; /* Used for indirect access to the bits */ pixman_read_memory_func_t read_func; @@ -414,12 +424,12 @@ typedef void (*pixman_combine_32_func_t) (pixman_implementation_t *imp, const uint32_t * mask, int width); -typedef void (*pixman_combine_64_func_t) (pixman_implementation_t *imp, - pixman_op_t op, - uint64_t * dest, - const uint64_t * src, - const uint64_t * mask, - int width); +typedef void (*pixman_combine_float_func_t) (pixman_implementation_t *imp, + pixman_op_t op, + float * dest, + const float * src, + const float * mask, + int n_pixels); typedef void (*pixman_composite_func_t) (pixman_implementation_t *imp, pixman_composite_info_t *info); @@ -449,7 +459,7 @@ 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_64 (pixman_implementation_t *imp); +void _pixman_setup_combiner_functions_float (pixman_implementation_t *imp); typedef struct { @@ -476,8 +486,8 @@ struct pixman_implementation_t pixman_combine_32_func_t combine_32[PIXMAN_N_OPERATORS]; pixman_combine_32_func_t combine_32_ca[PIXMAN_N_OPERATORS]; - pixman_combine_64_func_t combine_64[PIXMAN_N_OPERATORS]; - pixman_combine_64_func_t combine_64_ca[PIXMAN_N_OPERATORS]; + pixman_combine_float_func_t combine_float[PIXMAN_N_OPERATORS]; + pixman_combine_float_func_t combine_float_ca[PIXMAN_N_OPERATORS]; }; uint32_t @@ -754,6 +764,12 @@ get_implementation (void) return global_implementation; } +/* This function is exported for the sake of the test suite and not part + * of the ABI. + */ +PIXMAN_EXPORT pixman_implementation_t * +_pixman_internal_only_get_implementation (void); + /* Memory allocation helpers */ void * pixman_malloc_ab (unsigned int n, unsigned int b); @@ -772,15 +788,15 @@ _pixman_addition_overflows_int (unsigned int a, unsigned int b); /* Compositing utilities */ void -pixman_expand (uint64_t * dst, - const uint32_t * src, - pixman_format_code_t format, - int width); +pixman_expand_to_float (argb_t *dst, + const uint32_t *src, + pixman_format_code_t format, + int width); void -pixman_contract (uint32_t * dst, - const uint64_t *src, - int width); +pixman_contract_from_float (uint32_t *dst, + const argb_t *src, + int width); /* Region Helpers */ pixman_bool_t @@ -941,6 +957,9 @@ unorm_to_unorm (uint32_t val, int from_bits, int to_bits) return result; } +uint16_t pixman_float_to_unorm (float f, int n_bits); +float pixman_unorm_to_float (uint16_t u, int n_bits); + /* * Various debugging code */ @@ -1089,18 +1108,6 @@ void pixman_timer_register (pixman_timer_t *timer); #endif /* PIXMAN_TIMERS */ -/* sRGB<->linear conversion tables. Linear color space is the same - * as sRGB but the components are in linear light (gamma 1.0). - * - * linear_to_srgb maps linear value from 0 to 4095 ([0.0, 1.0]) - * and returns 8-bit sRGB value. - * - * srgb_to_linear maps 8-bit sRGB value to 16-bit linear value - * with range 0 to 65535 ([0.0, 1.0]). - */ -extern const uint8_t linear_to_srgb[4096]; -extern const uint16_t srgb_to_linear[256]; - #endif /* __ASSEMBLER__ */ #endif /* PIXMAN_PRIVATE_H */ |