diff options
Diffstat (limited to 'source/blender/imbuf/intern/rectop.c')
| -rw-r--r-- | source/blender/imbuf/intern/rectop.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/source/blender/imbuf/intern/rectop.c b/source/blender/imbuf/intern/rectop.c index 44af7ffdb3f..844478e03cb 100644 --- a/source/blender/imbuf/intern/rectop.c +++ b/source/blender/imbuf/intern/rectop.c @@ -450,7 +450,7 @@ void IMB_rectblend(struct ImBuf *dbuf, struct ImBuf *sbuf, int destx, /* fill */ -void IMB_rectfill(struct ImBuf *drect, float col[4]) +void IMB_rectfill(struct ImBuf *drect, const float col[4]) { int num; @@ -561,3 +561,18 @@ void IMB_rectfill_area(struct ImBuf *ibuf, float *col, int x1, int y1, int x2, i if (!ibuf) return; buf_rectfill_area((unsigned char *) ibuf->rect, ibuf->rect_float, ibuf->x, ibuf->y, col, x1, y1, x2, y2); } + + +void IMB_rectfill_alpha(ImBuf *ibuf, const float value) +{ + int i; + if (ibuf->rect_float) { + float *fbuf= ibuf->rect_float + 3; + for (i = ibuf->x * ibuf->y; i > 0; i--, fbuf+= 4) { *fbuf = value; } + } + else { + const unsigned char cvalue= value * 255; + unsigned char *cbuf= ((unsigned char *)ibuf->rect) + 3; + for (i = ibuf->x * ibuf->y; i > 0; i--, cbuf+= 4) { *cbuf = cvalue; } + } +} |