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Fixed problem with alpha images showing a blue tint on big endian machines

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dan
2001-05-15 11:26:12 +00:00
parent b444894d88
commit bcf7358072
2 changed files with 19 additions and 6 deletions
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ChangeLog
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@@ -1,4 +1,5 @@
- removed FocusFollowMouse from wmaker and WPrefs
- fixed problem with alpha images showing a blue tint on big endian machines
Changes since version 0.64.0:
.............................

24
wrlib/convert.c
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@@ -803,20 +803,32 @@ hermesConvert(RContext *context, RImage *image)
/* The masks look weird for images with alpha. but they work this way.
* wth does hermes do internally?
*/
source.r = 0xff0000;
source.g = 0x00ff00;
source.b = 0x0000ff;
source.a = 0x000000;
source.bits = (HAS_ALPHA(image) ? 32 : 24);
if (ximage->image->byte_order==LSBFirst) {
source.r = 0xff0000;
source.g = 0x00ff00;
source.b = 0x0000ff;
} else {
if (source.bits == 32) {
source.r = 0xff000000;
source.g = 0x00ff0000;
source.b = 0x0000ff00;
} else {
source.r = 0xff0000;
source.g = 0x00ff00;
source.b = 0x0000ff;
}
}
source.a = 0; /* Don't care about alpha */
source.indexed = 0;
source.has_colorkey = 0;
/* This is a hack and certainly looks weird, but it works :P
* it assumes though that green is inbetween red and blue (the mask) */
if (ximage->image->byte_order==LSBFirst) {
dest.b = context->visual->red_mask;
dest.g = context->visual->green_mask;
dest.r = context->visual->blue_mask;
dest.g = context->visual->green_mask;
dest.b = context->visual->red_mask;
} else {
dest.r = context->visual->red_mask;
dest.g = context->visual->green_mask;