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gl renderer: Properly apply opacity in cross-fade shader

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This commit is contained in:
Timm Bäder 2019-04-24 12:56:23 +02:00
parent 28815bc7e4
commit 34fcfb154a
1 changed files with 3 additions and 2 deletions
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5
gsk/resources/glsl/cross_fade.fs.glsl
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@ -6,7 +6,8 @@ void main() {
vec4 source1 = Texture(u_source, vUv); // start child
vec4 source2 = Texture(u_source2, vUv); // end child
float p = u_progress;
vec4 color = ((1.0 - p) * source1) + (p * source2);
float p_start = (1.0 - u_progress) * u_alpha;
float p_end = u_progress * u_alpha;
vec4 color = (p_start * source1) + (p_end * source2);
setOutputColor(color);
}