alpha.mul to take in account previous alpha

mrdoob · Nov 25, 2024 · 4b6c85d · 4b6c85d
1 parent eb8c0d2
commit 4b6c85d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/materials/nodes/Line2NodeMaterial.js b/src/materials/nodes/Line2NodeMaterial.js
@@ -310,7 +310,7 @@ class Line2NodeMaterial extends NodeMaterial {
 					if ( useAlphaToCoverage && renderer.samples > 1 ) {
 
 						const dnorm = norm.fwidth();
-						alpha.assign( smoothstep( dnorm.negate().add( 0.5 ), dnorm.add( 0.5 ), norm ).oneMinus() );
+						alpha.assign( alpha.mul( smoothstep( dnorm.negate().add( 0.5 ), dnorm.add( 0.5 ), norm ).oneMinus() ) );
 
 					} else {
 
@@ -335,7 +335,7 @@ class Line2NodeMaterial extends NodeMaterial {
 
 					If( vUv.y.abs().greaterThan( 1.0 ), () => {
 
-						alpha.assign( smoothstep( dlen.oneMinus(), dlen.add( 1 ), len2 ).oneMinus() );
+						alpha.assign( alpha.mul( smoothstep( dlen.oneMinus(), dlen.add( 1 ), len2 ).oneMinus() ) );
 
 					} );