🔧 Use vec4 for color

2022-06-09 08:28:48 +02:00
parent 67d6df0a70
commit 3360b45c18
2 changed files with 4 additions and 4 deletions
@@ -13,7 +13,7 @@

 // The content from common.glsl is automatically prepended to each shader effect.

-uniform vec3 uColor;
+uniform vec4 uColor;

 const float BLUR_WIDTH = 0.01;  // Width of the gradients.
 const float TB_TIME    = 0.7;   // Relative time for the top/bottom animation.
@@ -61,7 +61,7 @@ void main() {
    oColor.rgb /= oColor.a;
  }

-  oColor.rgb = mix(oColor.rgb, uColor * oColor.a, smoothstep(0.0, 1.0, prog));
+  oColor.rgb = mix(oColor.rgb, uColor.rgb * oColor.a, smoothstep(0.0, 1.0, prog));
  oColor.a *= mask;

  // These are pretty useful for understanding how this works.