import QtQuick 2.0
import Qt3D 2.0
import Qt3D.Render 2.0
import QtQuick.Scene3D 2.0

ApplicationWindow {
  id: window

  // the SphereEntity.x position has a binding to this property
  property real inputX

  Scene3D {
    id: scene3D
    anchors.fill: parent
    focus: true
    aspects: "input"

    Keys.onPressed: {
      console.debug("key pressed:", event.key)
      if (event.key === Qt.Key_S) {
        window.inputX += 10
      } else if (event.key === Qt.Key_D) {
        window.inputX -= 10
      } else if (event.key === Qt.Key_C) {
        entityLoader.source = "SphereEntity.qml"
      } else if (event.key === Qt.Key_B) {
        entityLoader.source = ""
      }

    }


    Entity {     

      Camera {
        id: camera
        projectionType: CameraLens.PerspectiveProjection
        fieldOfView: 45
        aspectRatio: window.width / window.height
        nearPlane : 0.1
        farPlane : 1000.0
        position: Qt.vector3d( 0.0, 0.0, -100.0 )
        upVector: Qt.vector3d( 0.0, 1.0, 0.0 )
        viewCenter: Qt.vector3d( 0.0, 0.0, 0.0 )
      }

      Configuration  {
        controlledCamera: camera
      }

      components: [
        FrameGraph {
          activeFrameGraph: Viewport {
            id: viewport
            rect: Qt.rect(0.0, 0.0, 1.0, 1.0) // From Top Left
            clearColor: "lightblue"

            CameraSelector {
              id : cameraSelector
              camera: camera

              ClearBuffer {
                buffers : ClearBuffer.ColorDepthBuffer
              }
            }
          }
        }
      ]


      SphereEntity {y: -40 }

      // if added statically, wrapping inside an Entity works.. but if created dynamically with an EntityLoader, it does not work!
//      Entity {
//        SphereEntity { y: 20 }
//      }

      EntityLoader {
        id: entityLoader
        // NOTE: the torus created here initially is correctly applied its transform
        // further ones created dynamically do not have the correct transform applied!
        source: "SphereEntity.qml"
      }// EntityLoader


    }//sceneRootEntity

  }
}