增加random shader函数

2019-11-20 19:52:26 +08:00 · 2019-11-20 19:52:26 +08:00 · 355234e75a
commit 355234e75a
parent a444f6b795
1 changed files with 4 additions and 0 deletions
--- a/res/shader/Random.glsl
+++ b/res/shader/Random.glsl
@ -0,0 +1,4 @@
+vec3 random(vec2 uv)        // from Godot 3.2
+{
+    return vec3(fract(sin(dot(uv,vec2(12.9898,78.233)))*43758.5453123));
+}