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Marijn van der Werf
21 lines
702 B
C
21 lines
702 B
C
#include "global.h"
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#include "blend_palette.h"
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#include "palette.h"
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void BlendPalette(u16 palOffset, u16 numEntries, u8 coeff, u16 blendColor)
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{
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u16 i;
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for (i = 0; i < numEntries; i++)
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{
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u16 index = i + palOffset;
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struct PlttData *data1 = (struct PlttData *)&gPlttBufferUnfaded[index];
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s8 r = data1->r;
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s8 g = data1->g;
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s8 b = data1->b;
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struct PlttData *data2 = (struct PlttData *)&blendColor;
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gPlttBufferFaded[index] = ((r + (((data2->r - r) * coeff) >> 4)) << 0)
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| ((g + (((data2->g - g) * coeff) >> 4)) << 5)
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| ((b + (((data2->b - b) * coeff) >> 4)) << 10);
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}
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}
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