Fix clone() on framebuffer cameras

Author: davepagurek

src/webgl/p5.Camera.js

@@ -1844,6 +1844,8 @@ class Camera {
     _cam.projMatrix = this.projMatrix.copy();
     _cam.yScale = this.yScale;
 
+    _cam.cameraType = this.cameraType;
+
     return _cam;
   }
 

src/webgl/p5.Framebuffer.js

@@ -31,6 +31,12 @@ class FramebufferCamera extends Camera {
     this.defaultCameraFOV =
       2 * Math.atan(this.fbo.height / 2 / this.defaultEyeZ);
   }
+
+  copy() {
+    const _cam = super.copy();
+    _cam.fbo = this.fbo;
+    return _cam;
+  }
 }
 
 class FramebufferTexture {