And another test

Author: De-Panther

Build/webxr_hololens_fbo.js

@@ -505,8 +505,8 @@
 
     this.ctx.bindFramebuffer(this.ctx.FRAMEBUFFER, glLayer.framebuffer);
     if (session.isAR) {
-      this.ctx.dontClearOnFrameStart = true;
-      this.ctx.clear(this.ctx.COLOR_BUFFER_BIT | this.ctx.DEPTH_BUFFER_BIT);
+      //this.ctx.dontClearOnFrameStart = true;
+      this.ctx.clear(this.ctx.COLOR_BUFFER_BIT | this.ctx.DEPTH_BUFFER_BIT | this.ctx.STENCIL_BUFFER_BIT);
     } else {
       this.ctx.clear(this.ctx.COLOR_BUFFER_BIT | this.ctx.DEPTH_BUFFER_BIT);
     }