Merge pull request #1021 from akhilman/fix-glow-alpha-compositing

Fix window holes behind transparent objects
2021-09-04 14:20:03 +07:00 · 2021-09-04 14:20:03 +07:00 · 589f68df0f
commit 589f68df0f
parent 7ebdbec8e7 666f676d7c
1 changed files with 6 additions and 1 deletions
--- a/glow/src/window/compositor.rs
+++ b/glow/src/window/compositor.rs
@ -26,7 +26,12 @@ impl iced_graphics::window::GLCompositor for Compositor {

        // Enable alpha blending
        gl.enable(glow::BLEND);
-        gl.blend_func(glow::SRC_ALPHA, glow::ONE_MINUS_SRC_ALPHA);
+        gl.blend_func_separate(
+            glow::SRC_ALPHA,
+            glow::ONE_MINUS_SRC_ALPHA,
+            glow::ONE,
+            glow::ONE_MINUS_SRC_ALPHA,
+        );

        // Disable multisampling by default
        gl.disable(glow::MULTISAMPLE);