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properly support "cross endian" configurations

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This commit is contained in:
Derek Foreman 2003-02-01 01:41:35 +00:00
parent 2eccd90f1b
commit bbe129c40e
1 changed files with 15 additions and 1 deletions
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16
otk/truerendercontrol.cc
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@ -279,7 +279,21 @@ void TrueRenderControl::reduceDepth(XImage *im, pixel32 *data) const
pixel16 *p = (pixel16 *)data; pixel16 *p = (pixel16 *)data;
switch (im->bits_per_pixel) { switch (im->bits_per_pixel) {
case 32: case 32:
return; if ((_red_offset != default_red_shift) ||
(_blue_offset != default_blue_shift) ||
(_green_offset != default_green_shift)) {
printf("cross endian conversion\n");
for (y = 0; y < im->height; y++) {
for (x = 0; x < im->width; x++) {
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) + (b << _blue_offset);
}
data += im->width;
}
}
return;
case 16: case 16:
for (y = 0; y < im->height; y++) { for (y = 0; y < im->height; y++) {
for (x = 0; x < im->width; x++) { for (x = 0; x < im->width; x++) {