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authorWill McKinnon <[email protected]>2022-11-11 20:05:05 -0500
committerWill McKinnon <[email protected]>2022-11-11 20:05:17 -0500
commit6ca742d4f2408e2277b98825206ed9d7e6cf41b1 (patch)
tree66c86680d3b44a36772ac7cea7469ca19c9d9247 /sway/desktop/shaders
parent1881b01d3fe1805d371589969b4a75b9cccd8d26 (diff)
feat: render tiling move indicator with round corners
Diffstat (limited to 'sway/desktop/shaders')
-rw-r--r--sway/desktop/shaders/meson.build1
-rw-r--r--sway/desktop/shaders/quad_round.frag15
2 files changed, 16 insertions, 0 deletions
diff --git a/sway/desktop/shaders/meson.build b/sway/desktop/shaders/meson.build
index 661ccc35..069bb73f 100644
--- a/sway/desktop/shaders/meson.build
+++ b/sway/desktop/shaders/meson.build
@@ -3,6 +3,7 @@ embed = find_program('./embed.sh', native: true)
shaders = [
'quad.vert',
'quad.frag',
+ 'quad_round.frag',
'quad_round_tl.frag',
'quad_round_tr.frag',
'corner.frag',
diff --git a/sway/desktop/shaders/quad_round.frag b/sway/desktop/shaders/quad_round.frag
new file mode 100644
index 00000000..e347284b
--- /dev/null
+++ b/sway/desktop/shaders/quad_round.frag
@@ -0,0 +1,15 @@
+precision mediump float;
+varying vec4 v_color;
+varying vec2 v_texcoord;
+
+uniform vec2 size;
+uniform vec2 position;
+uniform float radius;
+
+void main() {
+ vec2 half_size = size / 2.0;
+ vec2 q = abs(gl_FragCoord.xy - position - half_size) - half_size + radius;
+ float distance = min(max(q.x,q.y),0.0) + length(max(q,0.0)) - radius;
+ float smoothedAlpha = 1.0 - smoothstep(-1.0, 1.0, distance);
+ gl_FragColor = mix(vec4(0), v_color, smoothedAlpha);
+}