1 files changed, 14 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/overlay_paint_texture_frag.glsl b/source/blender/draw/engines/overlay/shaders/overlay_paint_texture_frag.glsl
new file mode 100644
index 00000000000..e5af0e7bd88
--- /dev/null
+++ b/source/blender/draw/engines/overlay/shaders/overlay_paint_texture_frag.glsl
@@ -0,0 +1,14 @@
+#pragma BLENDER_REQUIRE(common_colormanagement_lib.glsl)
+
+void main()
+{
+  vec4 mask = vec4(texture_read_as_srgb(maskImage, maskImagePremultiplied, uv_interp).rgb, 1.0);
+  if (maskInvertStencil) {
+    mask.rgb = 1.0 - mask.rgb;
+  }
+  float mask_step = smoothstep(0.0, 3.0, mask.r + mask.g + mask.b);
+  mask.rgb *= maskColor;
+  mask.a = mask_step * opacity;
+
+  fragColor = mask;
+}