WebGPURenderer: Reversed depth buffer fixes. (#33000)

src/cameras/CubeCamera.js

@@ -204,7 +204,18 @@ class CubeCamera extends Object3D {
 		renderTarget.texture.generateMipmaps = false;
 
 		// https://github.com/mrdoob/three.js/issues/31413#issuecomment-3095966812
-		const reversedDepthBuffer = !! ( renderer.isWebGLRenderer && renderer.state.buffers.depth.getReversed() );
+
+		let reversedDepthBuffer = false;
+
+		if ( renderer.isWebGLRenderer === true ) {
+
+			reversedDepthBuffer = renderer.state.buffers.depth.getReversed();
+
+		} else {
+
+			reversedDepthBuffer = renderer.reversedDepthBuffer;
+
+		}
 
 		renderer.setRenderTarget( renderTarget, 0, activeMipmapLevel );
 		if ( reversedDepthBuffer && renderer.autoClear === false ) renderer.clearDepth();

src/renderers/webgpu/utils/WebGPUPipelineUtils.js

@@ -790,7 +790,7 @@ class WebGPUPipelineUtils {
 
 		if ( material.depthTest === false ) {
 
-			depthCompare = ( this.backend.parameters.reversedDepthBuffer ) ? GPUCompareFunction.Never : GPUCompareFunction.Always;
+			depthCompare = GPUCompareFunction.Always;
 
 		} else {