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(svn r11076) -Fix: MakeTransparent of 32bpp blitter used 0..100; using 0..255 makes it much faster (frosch)

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-Fix: ComposeColourXXX could work a tiny bit faster when using 256, not 255 as value to divide with; downside is that it can give alpha errors (frosch)
This commit is contained in:
truelight
2007-09-09 21:56:52 +00:00
parent 634aba16a7
commit 3de2c716df
3 changed files with 23 additions and 15 deletions
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4
src/blitter/32bpp_anim.cpp
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@@ -59,7 +59,7 @@ void Blitter_32bppAnim::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomL
/* Make the current color a bit more black, so it looks like this image is transparent */
if (src->a != 0) {
*dst = MakeTransparent(*dst, 75);
*dst = MakeTransparent(*dst, 192);
*anim = bp->remap[*anim];
}
break;
@@ -90,7 +90,7 @@ void Blitter_32bppAnim::DrawColorMappingRect(void *dst, int width, int height, i
if (pal == PALETTE_TO_TRANSPARENT) {
do {
for (int i = 0; i != width; i++) {
*udst = MakeTransparent(*udst, 60);
*udst = MakeTransparent(*udst, 154);
*anim = 0;
udst++;
anim++;