Water: Fix reflection bug similar to Reflector.

mrdoob · Apr 2, 2020 · 754a6b8 · 754a6b8
1 parent 4d8781a
commit 754a6b8
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diff --git a/examples/js/objects/Water.js b/examples/js/objects/Water.js
@@ -295,6 +295,9 @@ THREE.Water = function ( geometry, options ) {
 		renderer.shadowMap.autoUpdate = false; // Avoid re-computing shadows
 
 		renderer.setRenderTarget( renderTarget );
+
+		renderer.state.buffers.depth.setMask( true ); // make sure the depth buffer is writable so it can be properly cleared, see #18897
+
 		if ( renderer.autoClear === false ) renderer.clear();
 		renderer.render( scene, mirrorCamera );
 

diff --git a/examples/jsm/objects/Water.js b/examples/jsm/objects/Water.js
@@ -313,6 +313,9 @@ var Water = function ( geometry, options ) {
 		renderer.shadowMap.autoUpdate = false; // Avoid re-computing shadows
 
 		renderer.setRenderTarget( renderTarget );
+
+		renderer.state.buffers.depth.setMask( true ); // make sure the depth buffer is writable so it can be properly cleared, see #18897
+
 		if ( renderer.autoClear === false ) renderer.clear();
 		renderer.render( scene, mirrorCamera );