stuff

shaders/bloom_blur.frag

@@ -0,0 +1,23 @@
+#version 330 core
+out vec4 FragColor;
+
+in vec2 TexCoords;
+
+uniform sampler2D image;
+uniform int horizontal;
+
+const float weights[5] = float[](0.227027, 0.1945946, 0.1216216, 0.054054, 0.016216);
+
+void main()
+{
+    vec2 texel = 1.0 / vec2(textureSize(image, 0));
+    vec2 direction = horizontal != 0 ? vec2(texel.x, 0.0) : vec2(0.0, texel.y);
+
+    vec3 color = texture(image, TexCoords).rgb * weights[0];
+    for (int i = 1; i < 5; i++) {
+        color += texture(image, TexCoords + direction * float(i)).rgb * weights[i];
+        color += texture(image, TexCoords - direction * float(i)).rgb * weights[i];
+    }
+
+    FragColor = vec4(color, 1.0);
+}