Implement rounded window corners

1 files changed, 27 insertions, 0 deletions

diff --git a/src/render_helpers/shaders/resize_epilogue.frag b/src/render_helpers/shaders/resize_epilogue.frag
new file mode 100644
index 00000000..12ed890f
--- /dev/null
+++ b/src/render_helpers/shaders/resize_epilogue.frag
@@ -0,0 +1,27 @@
+
+void main() {
+    vec3 coords_curr_geo = niri_input_to_curr_geo * vec3(niri_v_coords, 1.0);
+    vec3 size_curr_geo = vec3(niri_curr_geo_size, 1.0);
+
+    vec4 color = resize_color(coords_curr_geo, size_curr_geo);
+
+    if (niri_clip_to_geometry == 1.0) {
+        if (coords_curr_geo.x < 0.0 || 1.0 < coords_curr_geo.x
+                || coords_curr_geo.y < 0.0 || 1.0 < coords_curr_geo.y) {
+            // Clip outside geometry.
+            color = vec4(0.0);
+        } else {
+            // Apply corner rounding inside geometry.
+            color = color * niri_rounding_alpha(coords_curr_geo.xy * size_curr_geo.xy, size_curr_geo.xy);
+        }
+    }
+
+    color = color * niri_alpha;
+
+#if defined(DEBUG_FLAGS)
+    if (niri_tint == 1.0)
+        color = vec4(0.0, 0.2, 0.0, 0.2) + color * 0.8;
+#endif
+
+    gl_FragColor = color;
+}