1 files changed, 8 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/compositor/compositor_set_alpha.glsl b/source/blender/gpu/shaders/compositor/compositor_set_alpha.glsl
new file mode 100644
index 00000000000..7dd40581790
--- /dev/null
+++ b/source/blender/gpu/shaders/compositor/compositor_set_alpha.glsl
@@ -0,0 +1,8 @@
+#pragma BLENDER_REQUIRE(gpu_shader_compositor_texture_utilities.glsl)
+
+void main()
+{
+  ivec2 texel = ivec2(gl_GlobalInvocationID.xy);
+  vec4 color = vec4(texture_load(image_tx, texel).rgb, texture_load(alpha_tx, texel).x);
+  imageStore(output_img, texel, color);
+}