AdsEffect.qml Example File

playground-qml/AdsEffect.qml

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  import Qt3D.Core 2.0
  import Qt3D.Render 2.0

  // For Qt.vector3d() and friends. For some reason this is provided by
  // QQuickValueTypeProvider in QtQuick rather than the default value
  // type provider in QtQml. So we will need to replicate this in Qt3D
  // for the types that we wish to support. Otherwise we'll have to import
  // QtQuick 2.1 all over the place.
  import QtQuick 2.1

  Effect {
      // TODO add another effect that uses texture for diffuse
      //property Texture2D diffuseTexture
      property vector3d ambient: Qt.vector3d( 0.1, 0.1, 0.1 )
      property vector3d diffuse: Qt.vector3d( 0.7, 0.7, 0.7 )
      property vector3d specular: Qt.vector3d( 0.2, 0.2, 0.2 )
      property real shininess: 10.0

      techniques: [
          Technique {
              criteria : [
                  TechniqueCriterion { criterionType : TechniqueCriterion.RenderingStyle; criterionValue : "forward"}
              ]

              renderPasses: [
                  RenderPass {
                      name: "zFill"
                      shaderProgram: zFillProgram
                      //renderStates: [ DepthState { depthTest: true; } ]
                  },

                  RenderPass {
                      name: "lighting"
                      shaderProgram: adsProgram
                      //renderStates: [ DepthState { depthWrites: true; depthTest: true; } ]
                  }
              ]
          }
      ]

      ShaderProgram {
          id: zFillProgram
          objectName: "zFillProgram"
          vertexSourceFile: ":/shaders/zfill.vert"
          fragmentSourceFile: ":/shaders/zfill.frag"
      }

      ShaderProgram {
          id: adsProgram
          objectName: "adsProgram"
          vertexSourceFile: ":/shaders/phong.vert"
          fragmentSourceFile: ":/shaders/phong.frag"

  //        // How to handle uniforms? Especially arrays and structs
  //        uniforms: [
  //            Uniform { name: "light[0].position:";  value: Qt.vector3d( 0.0, 0.0, 0.0 ) },
  //            Uniform { name: "light[0].intensity:"; value: Qt.vector3d( 1.0, 1.0, 1.0 ) }
  //        ]
      }
  }