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path: root/src/effects/shaders/fastmaskedblur.frag
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Diffstat (limited to 'src/effects/shaders/fastmaskedblur.frag')
-rw-r--r--src/effects/shaders/fastmaskedblur.frag51
1 files changed, 0 insertions, 51 deletions
diff --git a/src/effects/shaders/fastmaskedblur.frag b/src/effects/shaders/fastmaskedblur.frag
deleted file mode 100644
index 9613012..0000000
--- a/src/effects/shaders/fastmaskedblur.frag
+++ /dev/null
@@ -1,51 +0,0 @@
-uniform lowp sampler2D mask;
-uniform lowp sampler2D source1;
-uniform lowp sampler2D source2;
-uniform lowp sampler2D source3;
-uniform lowp sampler2D source4;
-uniform lowp sampler2D source5;
-uniform lowp sampler2D source6;
-uniform lowp float lod;
-uniform lowp float qt_Opacity;
-varying mediump vec2 qt_TexCoord0;
-
-mediump float weight(mediump float v) {
- if (v <= 0.0)
- return 1.0;
-
- if (v >= 0.5)
- return 0.0;
-
- return 1.0 - v * 2.0;
-}
-
-void main() {
-
- lowp vec4 maskColor = texture2D(mask, qt_TexCoord0);
- mediump float l = lod * maskColor.a;
-
- mediump float w1 = weight(abs(l - 0.100));
- mediump float w2 = weight(abs(l - 0.300));
- mediump float w3 = weight(abs(l - 0.500));
- mediump float w4 = weight(abs(l - 0.700));
- mediump float w5 = weight(abs(l - 0.900));
- mediump float w6 = weight(abs(l - 1.100));
-
- mediump float sum = w1 + w2 + w3 + w4 + w5 + w6;
- mediump float weight1 = w1 / sum;
- mediump float weight2 = w2 / sum;
- mediump float weight3 = w3 / sum;
- mediump float weight4 = w4 / sum;
- mediump float weight5 = w5 / sum;
- mediump float weight6 = w6 / sum;
-
- lowp vec4 sourceColor = texture2D(source1, qt_TexCoord0) * weight1;
- sourceColor += texture2D(source2, qt_TexCoord0) * weight2;
- sourceColor += texture2D(source3, qt_TexCoord0) * weight3;
- sourceColor += texture2D(source4, qt_TexCoord0) * weight4;
- sourceColor += texture2D(source5, qt_TexCoord0) * weight5;
- sourceColor += texture2D(source6, qt_TexCoord0) * weight6;
-
- gl_FragColor = sourceColor * qt_Opacity;
-
-}