diff options
Diffstat (limited to 'otk/truerendercontrol.cc')
| -rw-r--r-- | otk/truerendercontrol.cc | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/otk/truerendercontrol.cc b/otk/truerendercontrol.cc index 2f1b710e..2ce771eb 100644 --- a/otk/truerendercontrol.cc +++ b/otk/truerendercontrol.cc @@ -60,7 +60,8 @@ void TrueRenderControl::reduceDepth(Surface &sf, XImage *im) const int r, g, b; int x,y; pixel32 *data = sf.pixelData(); - pixel16 *p = (pixel16*) data; + pixel32 *ret = (pixel32*)malloc(im->width * im->height * 4); + pixel16 *p = (pixel16*) ret; switch (im->bits_per_pixel) { case 32: if ((_red_offset != default_red_shift) || @@ -72,13 +73,15 @@ void TrueRenderControl::reduceDepth(Surface &sf, XImage *im) const r = (data[x] >> default_red_shift) & 0xFF; g = (data[x] >> default_green_shift) & 0xFF; b = (data[x] >> default_blue_shift) & 0xFF; - data[x] = (r << _red_offset) + (g << _green_offset) + + ret[x] = (r << _red_offset) + (g << _green_offset) + (b << _blue_offset); } data += im->width; } - } - return; + } else { + memcpy(ret, data, im->width * im->height * 4); + } + break; case 16: for (y = 0; y < im->height; y++) { for (x = 0; x < im->width; x++) { @@ -97,6 +100,7 @@ void TrueRenderControl::reduceDepth(Surface &sf, XImage *im) const default: printf("your bit depth is currently unhandled\n"); } + im->data = (char*)ret; } void TrueRenderControl::allocateColor(XColor *color) const |