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-rw-r--r--shaders/gl330/posterization.fs26
1 files changed, 26 insertions, 0 deletions
diff --git a/shaders/gl330/posterization.fs b/shaders/gl330/posterization.fs
new file mode 100644
index 00000000..652cf609
--- /dev/null
+++ b/shaders/gl330/posterization.fs
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+#version 330
+
+in vec2 fragTexCoord;
+
+out vec4 fragColor;
+
+uniform sampler2D texture0;
+uniform vec4 tintColor;
+
+// NOTE: Add here your custom variables
+
+float gamma = 0.6f;
+float numColors = 8.0f;
+
+void main()
+{
+ vec3 color = texture2D(texture0, fragTexCoord.xy).rgb;
+
+ color = pow(color, vec3(gamma, gamma, gamma));
+ color = color*numColors;
+ color = floor(color);
+ color = color/numColors;
+ color = pow(color, vec3(1.0/gamma));
+
+ fragColor = vec4(color, 1.0);
+} \ No newline at end of file