diff options
Diffstat (limited to 'pixman/pixman-implementation.c')
| -rw-r--r-- | pixman/pixman-implementation.c | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/pixman/pixman-implementation.c b/pixman/pixman-implementation.c index bc3749ef..1aa28d15 100644 --- a/pixman/pixman-implementation.c +++ b/pixman/pixman-implementation.c @@ -111,6 +111,21 @@ delegate_fill (pixman_implementation_t *imp, imp->delegate, bits, stride, bpp, x, y, width, height, xor); } +static void +delegate_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) +{ + _pixman_implementation_iter_init ( + imp->delegate, iter, image, x, y, width, height, buffer, flags); +} + pixman_implementation_t * _pixman_implementation_create (pixman_implementation_t *delegate, const pixman_fast_path_t *fast_paths) @@ -133,6 +148,7 @@ _pixman_implementation_create (pixman_implementation_t *delegate, */ imp->blt = delegate_blt; imp->fill = delegate_fill; + imp->iter_init = delegate_iter_init; for (i = 0; i < PIXMAN_N_OPERATORS; ++i) { @@ -143,7 +159,7 @@ _pixman_implementation_create (pixman_implementation_t *delegate, } imp->fast_paths = fast_paths; - + return imp; } @@ -225,3 +241,31 @@ _pixman_implementation_fill (pixman_implementation_t *imp, return (*imp->fill) (imp, bits, stride, bpp, x, y, width, height, xor); } +static uint32_t * +get_scanline_null (pixman_iter_t *iter, const uint32_t *mask) +{ + return NULL; +} + +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) +{ + if (!image) + { + iter->get_scanline = get_scanline_null; + iter->next_line = _pixman_iter_next_line_noop; + } + else + { + (*imp->iter_init) ( + imp, iter, image, x, y, width, height, buffer, flags); + } +} |