review of sw_texture_sample_linear
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14
src/external/rlsw.h
vendored
14
src/external/rlsw.h
vendored
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@ -1942,18 +1942,20 @@ static inline void sw_texture_sample_linear(float *color, const sw_texture_t *te
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// TODO: With a bit more cleverness we could clearly reduce the
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// number of operations here, but for now it works fine.
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float xf = u*tex->width - 0.5f;
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float yf = v*tex->height - 0.5f;
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float xf = (u * tex->width) - 0.5f;
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float yf = (v * tex->height) - 0.5f;
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int x0 = (int)floorf(xf);
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int y0 = (int)floorf(yf);
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float fx = sw_fract(xf);
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float fy = sw_fract(yf);
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float fx = xf - x0;
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float fy = yf - y0;
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int x0 = (int)xf;
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int y0 = (int)yf;
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int x1 = x0 + 1;
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int y1 = y0 + 1;
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// NOTE: If the textures are POT we could avoid the division for SW_REPEAT
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if (tex->sWrap == SW_CLAMP)
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{
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x0 = (x0 > tex->wMinus1)? tex->wMinus1 : x0;
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