diff options
Diffstat (limited to 'BuddhaTest/Shaders/BuddhaFragment.glsl')
-rw-r--r-- | BuddhaTest/Shaders/BuddhaFragment.glsl | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/BuddhaTest/Shaders/BuddhaFragment.glsl b/BuddhaTest/Shaders/BuddhaFragment.glsl new file mode 100644 index 0000000..4978765 --- /dev/null +++ b/BuddhaTest/Shaders/BuddhaFragment.glsl @@ -0,0 +1,28 @@ +#version 430 core
+
+in vec2 uv;
+
+out vec3 color;
+
+layout(std430, binding=2) buffer renderedData
+{
+ uint width;
+ uint height;
+ uint counts_SSBO[];
+};
+
+uvec3 getColorAt(vec2 fragCoord)
+{
+ uint xIndex = uint(max(0.0,(fragCoord.x+1.0)*0.5*width));
+ uint yIndex = uint(max(0.0,(fragCoord.y+1.0)*0.5*height));
+ uint firstIndex = 3*(xIndex + yIndex * width);
+ return uvec3(counts_SSBO[firstIndex],counts_SSBO[firstIndex+1],counts_SSBO[firstIndex+2]);
+}
+
+void main(){
+ uvec3 totalCount = getColorAt(uv) + getColorAt(vec2(uv.x, -uv.y));
+ uvec3 brightness = getColorAt(vec2(-0.2390625,0));
+
+ vec3 scaled = vec3(totalCount)/max(length(vec3(brightness)),1.0);
+ color = scaled;
+}
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