diff options
Diffstat (limited to 'render/color.c')
| -rw-r--r-- | render/color.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/render/color.c b/render/color.c index d5821c87..c2570720 100644 --- a/render/color.c +++ b/render/color.c @@ -65,12 +65,11 @@ void color_free(color_rgb *c) void reduce_depth(pixel32 *data, XImage *im) { - /* since pixel32 is the largest possible pixel size, we can share the - array*/ int r, g, b; int x,y; - pixel16 *p16 = (pixel16*) data; - unsigned char *p8 = (unsigned char *)data; + pixel32 *p32 = (pixel32 *) im->data; + pixel16 *p16 = (pixel16 *) im->data; + unsigned char *p8 = (unsigned char *)im->data; switch (im->bits_per_pixel) { case 32: if ((render_red_offset != default_red_shift) || @@ -81,12 +80,14 @@ void reduce_depth(pixel32 *data, XImage *im) r = (data[x] >> default_red_shift) & 0xFF; g = (data[x] >> default_green_shift) & 0xFF; b = (data[x] >> default_blue_shift) & 0xFF; - data[x] = (r << render_red_offset) + (g << render_green_offset) + - (b << render_blue_offset); + p32[x] = (r << render_red_offset) + + (g << render_green_offset) + + (b << render_blue_offset); } data += im->width; + p32 += im->width; } - } + } else im->data = data; break; case 16: for (y = 0; y < im->height; y++) { |