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gpu: fix a bug added today which causes the backdrop not to get drawn sometimes

This commit is contained in:
zeromus 2009-05-07 04:51:54 +00:00
parent 23c6438dc0
commit 1de5957a3e
1 changed files with 2 additions and 0 deletions
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2
desmume/src/GPU.cpp
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@ -1007,6 +1007,7 @@ FORCEINLINE void GPU::renderline_checkWindows(u16 x, bool &draw, bool &effect) c
if (WINOBJ_ENABLED | WIN1_ENABLED | WIN0_ENABLED)
{
draw = (WINOUT >> currBgNum) & 1;
if(currBgNum==5) draw = true; //backdrop must always be drawn. windows only control color effects.
effect = (WINOUT_SPECIAL);
}
}
@ -2713,6 +2714,7 @@ static void GPU_ligne_layer(NDS_Screen * screen, u16 l)
//we need to write backdrop colors in the same way as we do BG pixels in order to
//do correct window processing
//memset(gpu->bgPixels,6,256); //dont know whether we need this...
gpu->currBgNum = 5;
for(int x=0;x<256;x++) {
gpu->__setFinalColorBck(backdrop_color,x,1);