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-rw-r--r--indra/newview/app_settings/shaders/class1/effects/bloomBlurF.glsl37
1 files changed, 37 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class1/effects/bloomBlurF.glsl b/indra/newview/app_settings/shaders/class1/effects/bloomBlurF.glsl
new file mode 100644
index 0000000000..0efbbdce96
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/effects/bloomBlurF.glsl
@@ -0,0 +1,37 @@
+out vec4 frag_color;
+
+in vec2 vary_texcoord0;
+
+uniform sampler2D bloomEMap;
+
+uniform bool bloomHorizontal;
+uniform float bloomBlurRadius = 1.5;
+
+uniform float weight[5] = float[] (0.227027, 0.1945946, 0.1216216, 0.054054, 0.016216);
+
+void main()
+{
+ vec2 size = vec2(bloomBlurRadius, bloomBlurRadius);
+
+ vec2 tex_offset = size / textureSize(bloomEMap, 0); // gets size of single texel
+ vec3 result = texture(bloomEMap, vary_texcoord0).rgb * weight[0]; // current fragment's contribution
+
+ if(bloomHorizontal)
+ {
+ for(int i = 1; i < 5; i++)
+ {
+ result += texture(bloomEMap, vary_texcoord0 + vec2(tex_offset.x * i, 0.0)).rgb * weight[i];
+ result += texture(bloomEMap, vary_texcoord0 - vec2(tex_offset.x * i, 0.0)).rgb * weight[i];
+ }
+ }
+ else
+ {
+ for(int i = 1; i < 5; i++)
+ {
+ result += texture(bloomEMap, vary_texcoord0 + vec2(0.0, tex_offset.y * i)).rgb * weight[i];
+ result += texture(bloomEMap, vary_texcoord0 - vec2(0.0, tex_offset.y * i)).rgb * weight[i];
+ }
+ }
+
+ frag_color = vec4(result, 1.0);
+} \ No newline at end of file