1 files changed, 6 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_posterize.glsl b/source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_posterize.glsl
new file mode 100644
index 00000000000..ee8ae234abe
--- /dev/null
+++ b/source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_posterize.glsl
@@ -0,0 +1,6 @@
+void node_composite_posterize(vec4 color, float steps, out vec4 result)
+{
+  steps = clamp(steps, 2.0, 1024.0);
+  result = floor(color * steps) / steps;
+  result.a = color.a;
+}