Make Movit work in premultiplied alpha.

[movit] / alpha_multiplication_effect.frag

diff --git a/alpha_multiplication_effect.frag b/alpha_multiplication_effect.frag
new file mode 100644 (file)
index 0000000..0a0a6eb
--- /dev/null
+++ b/alpha_multiplication_effect.frag
@@ -0,0 +1,5 @@
+vec4 FUNCNAME(vec2 tc) {
+       vec4 x = INPUT(tc);
+       x.rgb *= x.aaa; 
+       return x;
+}