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fix a bug that made some sprites get cut off in x=255; also some small speedups in GPU

This commit is contained in:
zeromus 2009-01-26 07:58:13 +00:00
parent 9689548ac8
commit fecd7ffd69
1 changed files with 4 additions and 4 deletions
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8
desmume/src/GPU.cpp
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@ -573,7 +573,7 @@ void GPU_addBack(GPU * gpu, u8 num)
/*****************************************************************************/ /*****************************************************************************/
template<int WIN_NUM> template<int WIN_NUM>
bool GPU::withinRect(u8 x) const FORCEINLINE bool GPU::withinRect(u8 x) const
{ {
u8 y = currLine; u8 y = currLine;
u16 startX,startY,endX,endY; u16 startX,startY,endX,endY;
@ -1993,7 +1993,7 @@ INLINE void render_sprite_Win (GPU * gpu, u16 l, u8 * src,
} }
// return val means if the sprite is to be drawn or not // return val means if the sprite is to be drawn or not
INLINE BOOL compute_sprite_vars(_OAM_ * spriteInfo, u16 l, FORCEINLINE BOOL compute_sprite_vars(_OAM_ * spriteInfo, u16 l,
size &sprSize, s32 &sprX, s32 &sprY, s32 &x, s32 &y, s32 &lg, int &xdir) { size &sprSize, s32 &sprX, s32 &sprY, s32 &x, s32 &y, s32 &lg, int &xdir) {
x = 0; x = 0;
@ -2143,7 +2143,7 @@ void sprite1D(GPU * gpu, u16 l, u8 * dst, u8 * dst_alpha, u8 * typeTab, u8 * pri
else else
{ {
if(sprX+fieldX>256) if(sprX+fieldX>256)
lg = 255 - sprX; lg = 256 - sprX;
} }
// If we are using 1 palette of 256 colours // If we are using 1 palette of 256 colours
@ -2444,7 +2444,7 @@ void sprite2D(GPU * gpu, u16 l, u8 * dst, u8 * dst_alpha, u8 * typeTab, u8 * pri
else else
{ {
if(sprX+fieldX>256) if(sprX+fieldX>256)
lg = 255 - sprX; lg = 256 - sprX;
} }
// If we are using 1 palette of 256 colours // If we are using 1 palette of 256 colours