Fix a bug where DeconvolutionSharpenEffect would forget one line of the kernel.

[movit] / deconvolution_sharpen_effect.frag

diff --git a/deconvolution_sharpen_effect.frag b/deconvolution_sharpen_effect.frag
index 90ca3c1efd967df06a1656bf6c22aeebb19bf0d1..4b4b18f163b6e272a677a61ec51e070b8d01680e 100644 (file)
--- a/deconvolution_sharpen_effect.frag
+++ b/deconvolution_sharpen_effect.frag
@@ -36,7 +36,7 @@ vec4 FUNCNAME(vec2 tc) {
        // Case D: All other samples have four-way symmetry.
        // (Actually we have eight-way, but since we are using normalized
        // coordinates, we can't just flip x and y.)
-       for (int y = 1; y < R; ++y) {
+       for (int y = 1; y <= R; ++y) {
                for (int x = 1; x <= R; ++x) {
                        vec4 sample = PREFIX(samples)[y * (R + 1) + x];
                        vec2 mirror_sample = vec2(sample.x, -sample.y);