diff options
Diffstat (limited to 'source/blender/windowmanager/intern/wm_subwindow.c')
| -rw-r--r-- | source/blender/windowmanager/intern/wm_subwindow.c | 60 |
1 files changed, 49 insertions, 11 deletions
diff --git a/source/blender/windowmanager/intern/wm_subwindow.c b/source/blender/windowmanager/intern/wm_subwindow.c index d081644fa61..9209fa49f74 100644 --- a/source/blender/windowmanager/intern/wm_subwindow.c +++ b/source/blender/windowmanager/intern/wm_subwindow.c @@ -461,25 +461,63 @@ void WM_framebuffer_index_set(int index) cpack(col); } +#define INDEX_FROM_BUF_8(col) (((col & 0xC00000) >> 18) + ((col & 0xC000) >> 12) + ((col & 0xC0) >> 6)) +#define INDEX_FROM_BUF_12(col) (((col & 0xF00000) >> 12) + ((col & 0xF000) >> 8) + ((col & 0xF0) >> 4)) +#define INDEX_FROM_BUF_15_16(col) (((col & 0xF80000) >> 9) + ((col & 0xF800) >> 6) + ((col & 0xF8) >> 3)) +#define INDEX_FROM_BUF_18(col) (((col & 0xFC0000) >> 6) + ((col & 0xFC00) >> 4) + ((col & 0xFC) >> 2)) +#define INDEX_FROM_BUF_24(col) (col & 0xFFFFFF) + int WM_framebuffer_to_index(unsigned int col) { - if (col == 0) return 0; + if (col == 0) { + return 0; + } switch (GPU_color_depth()) { - case 8: - return ((col & 0xC00000) >> 18) + ((col & 0xC000) >> 12) + ((col & 0xC0) >> 6); - case 12: - return ((col & 0xF00000) >> 12) + ((col & 0xF000) >> 8) + ((col & 0xF0) >> 4); + case 8: return INDEX_FROM_BUF_8(col); + case 12: return INDEX_FROM_BUF_12(col); case 15: - case 16: - return ((col & 0xF80000) >> 9) + ((col & 0xF800) >> 6) + ((col & 0xF8) >> 3); - case 24: - return col & 0xFFFFFF; - default: // 18 bits... - return ((col & 0xFC0000) >> 6) + ((col & 0xFC00) >> 4) + ((col & 0xFC) >> 2); + case 16: return INDEX_FROM_BUF_15_16(col); + case 24: return INDEX_FROM_BUF_24(col); + default: return INDEX_FROM_BUF_18(col); } } +void WM_framebuffer_to_index_array(unsigned int *col, const unsigned int size) +{ +#define INDEX_BUF_ARRAY(INDEX_FROM_BUF_BITS) \ + for (i = size; i--; col++) { \ + if ((c = *col)) { \ + *col = INDEX_FROM_BUF_BITS(c); \ + } \ + } ((void)0) + + if (size > 0) { + unsigned int i, c; + + switch (GPU_color_depth()) { + case 8: + INDEX_BUF_ARRAY(INDEX_FROM_BUF_8); + break; + case 12: + INDEX_BUF_ARRAY(INDEX_FROM_BUF_12); + break; + case 15: + case 16: + INDEX_BUF_ARRAY(INDEX_FROM_BUF_15_16); + break; + case 24: + INDEX_BUF_ARRAY(INDEX_FROM_BUF_24); + break; + default: + INDEX_BUF_ARRAY(INDEX_FROM_BUF_18); + break; + } + } + +#undef INDEX_BUF_ARRAY +} + /* ********** END MY WINDOW ************** */ |