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| author | Sergey Sharybin <sergey.vfx@gmail.com> | 2014-10-31 14:35:20 +0300 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2014-10-31 14:35:20 +0300 |
| commit | 7bb910cd4e97cfb39fd5b874d9d634b13e4cee51 (patch) | |
| tree | bdb8bd0cbefd5266a01843f5a5f07446853c66da /source/blender/blenlib/intern/math_interp.c | |
| parent | fcc2ca008907a897286d1dfcd9c9105677f71ea8 (diff) | |
Fix T42344: EWA filter produces blured results
Derivatives variable names are swapped in the old EWA filter code,
need to adjust for that.
TODO: Make naming fore clear in there.
Diffstat (limited to 'source/blender/blenlib/intern/math_interp.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_interp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/blenlib/intern/math_interp.c b/source/blender/blenlib/intern/math_interp.c index 4feb954a31a..a0c47be8d48 100644 --- a/source/blender/blenlib/intern/math_interp.c +++ b/source/blender/blenlib/intern/math_interp.c @@ -467,7 +467,7 @@ void BLI_ewa_filter(const int width, const int height, /* scaling dxt/dyt by full resolution can cause overflow because of huge A/B/C and esp. F values, * scaling by aspect ratio alone does the opposite, so try something in between instead... */ const float ff2 = (float)width, ff = sqrtf(ff2), q = (float)height / ff; - const float Ux = du[0] * ff, Vx = dv[0] * q, Uy = du[1] * ff, Vy = dv[1] * q; + const float Ux = du[0] * ff, Vx = du[1] * q, Uy = dv[0] * ff, Vy = dv[1] * q; float A = Vx * Vx + Vy * Vy; float B = -2.0f * (Ux * Vx + Uy * Vy); float C = Ux * Ux + Uy * Uy; |