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Remove unused functions.

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This commit is contained in:
Jorge Rodriguez 2014-07-24 15:02:54 -07:00
parent 8ac052ac8a
commit 7d8faf5727
1 changed files with 0 additions and 17 deletions
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17
stb_resample.h
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@ -225,23 +225,6 @@ int stbr__get_total_coefficients(stbr_filter filter, int input_w, int output_w)
return output_w * stbr__get_filter_texel_width(filter, output_w > input_w ? 1 : 0); return output_w * stbr__get_filter_texel_width(filter, output_w > input_w ? 1 : 0);
} }
// i0 is a texel in [0, n0-1]
// What's the nearest texel center to i0's center in [0, n1-1] ?
// Remapping [0, n0-1] to [0, n1-1] gives (i0 + 0.5)*n1/n0 but we want to avoid
// floating point math so we rearrange it as (n1*i0 + n1/2)/n0
stbr_inline static int stbr__nearest_texel(int i0, int n0, int n1)
{
return (n1*i0 + n1/2) / n0;
}
stbr_inline static stbr_size_t stbr__texel_index(int x, int y, int c, int width_stride, int num_c, int w, int h)
{
STBR_DEBUG_ASSERT(x >= 0 && x < w);
STBR_DEBUG_ASSERT(y >= 0 && y < h);
return y*width_stride + x*num_c + c;
}
stbr_inline static stbr__contributors* stbr__get_contributor(stbr__info* stbr_info, int n) stbr_inline static stbr__contributors* stbr__get_contributor(stbr__info* stbr_info, int n)
{ {
STBR_DEBUG_ASSERT(n >= 0 && n < stbr_info->output_w); STBR_DEBUG_ASSERT(n >= 0 && n < stbr_info->output_w);