fixed fsr/fxaa alpha

cocos · Jul 21, 2023 · 898cec1 · 898cec1
1 parent 91fb580
commit 898cec1
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/editor/assets/effects/pipeline/post-process/fsr.effect b/editor/assets/effects/pipeline/post-process/fsr.effect
@@ -80,7 +80,8 @@ CCProgram fs-easu %{
       rendersize, rendersize, texSize.zw
     );
     FsrEasuF(c, gl_FragCoord.xy, con0, con1, con2, con3);
-    fragColor = vec4(c.xyz, 1.);
+    float alpha = texture(outputResultMap, v_uv).a;
+    fragColor = vec4(c.xyz, alpha);
   }
 
 }%
@@ -115,6 +116,7 @@ CCProgram fs-rcas %{
 
     // Perform RCAS pass
     vec3 col = FsrRcasF(gl_FragCoord.xy, con);
-    fragColor = vec4(col, 1.);
+    float alpha = texture(outputResultMap, v_uv).a;
+    fragColor = vec4(col, alpha);
   }
 }%
diff --git a/editor/assets/effects/pipeline/post-process/fxaa-hq.effect b/editor/assets/effects/pipeline/post-process/fxaa-hq.effect
@@ -35,7 +35,8 @@ CCProgram fxaa-edge-fs %{
 
   vec4 frag () {
     vec3 color = FxaaPixelShader(v_uv, sceneColorMap, texSize.zw);
-    return vec4(color, 1.0); 
+    float alpha = texture(sceneColorMap, v_uv).a;
+    return vec4(color, alpha); 
   }
 }%