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[CHG] Modified SetPixel() and GetPixel() so they each request half the number of RAM accesses
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1 changed files with 11 additions and 11 deletions
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@ -35,12 +35,14 @@ THE SOFTWARE.
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INLINE
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INLINE
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u32 GRRLIB_GetPixelFromtexImg (const int x, const int y,
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u32 GRRLIB_GetPixelFromtexImg (const int x, const int y,
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const GRRLIB_texImg *tex) {
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const GRRLIB_texImg *tex) {
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u8 *truc = (u8*)tex->data;
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register u32 offs;
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u32 offset;
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register u32 ar;
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register u8* bp = (u8*)tex->data;
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offset = (((y >> 2)<<4)*tex->w) + ((x >> 2)<<6) + ((((y&3) << 2) + (x&3) ) << 1); // Fuckin equation found by NoNameNo ;)
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offs = (((y&(~3))<<2)*tex->w) + ((x&(~3))<<4) + ((((y&3)<<2) + (x&3)) <<1);
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return ((*(truc+offset+1)<<24) | (*(truc+offset+32)<<16) | (*(truc+offset+33)<<8) | *(truc+offset));
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ar = (u32)(*((u16*)(bp+offs )));
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return (ar<<24) | ( ((u32)(*((u16*)(bp+offs+32)))) <<8) | (ar>>8); // Wii is big-endian
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}
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}
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/**
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/**
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@ -54,15 +56,13 @@ u32 GRRLIB_GetPixelFromtexImg (const int x, const int y,
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INLINE
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INLINE
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void GRRLIB_SetPixelTotexImg (const int x, const int y,
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void GRRLIB_SetPixelTotexImg (const int x, const int y,
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GRRLIB_texImg *tex, const u32 color) {
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GRRLIB_texImg *tex, const u32 color) {
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u8 *truc = (u8*)tex->data;
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register u32 offs;
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u32 offset;
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register u8* bp = (u8*)tex->data;
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offset = (((y >> 2)<<4)*tex->w) + ((x >> 2)<<6) + ((((y&3) << 2) + (x&3) ) << 1); // Fuckin equation found by NoNameNo ;)
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offs = (((y&(~3))<<2)*tex->w) + ((x&(~3))<<4) + ((((y&3)<<2) + (x&3)) <<1);
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*(truc+offset) = color & 0xFF;
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*((u16*)(bp+offs )) = (u16)((color <<8) | (color >>24));
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*(truc+offset+1) = (color>>24) & 0xFF;
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*((u16*)(bp+offs+32)) = (u16) (color >>8);
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*(truc+offset+32) = (color>>16) & 0xFF;
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*(truc+offset+33) = (color>>8) & 0xFF;
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}
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}
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/**
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/**
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