C++ (Cpp) Pointer::SetFloatProperty示例

void mitk::FiberBundleXMapper2D::UpdateShaderParameter(mitk::BaseRenderer * renderer)
{
    //get information about current position of views
    mitk::SliceNavigationController::Pointer sliceContr = renderer->GetSliceNavigationController();
    mitk::PlaneGeometry::ConstPointer planeGeo = sliceContr->GetCurrentPlaneGeometry();

    //generate according cutting planes based on the view position
    float sliceN[3], planeOrigin[3];


    // since shader uses camera coordinates, transform origin and normal from worldcoordinates to cameracoordinates

    planeOrigin[0] = (float) planeGeo->GetOrigin()[0];
    planeOrigin[1] = (float) planeGeo->GetOrigin()[1];
    planeOrigin[2] = (float) planeGeo->GetOrigin()[2];

    sliceN[0] = planeGeo->GetNormal()[0];
    sliceN[1] = planeGeo->GetNormal()[1];
    sliceN[2] = planeGeo->GetNormal()[2];


    float tmp1 = planeOrigin[0] * sliceN[0];
    float tmp2 = planeOrigin[1] * sliceN[1];
    float tmp3 = planeOrigin[2] * sliceN[2];
    float d1 = tmp1 + tmp2 + tmp3; //attention, correct normalvector


    float plane1[4];
    plane1[0] = sliceN[0];
    plane1[1] = sliceN[1];
    plane1[2] = sliceN[2];
    plane1[3] = d1;

    float thickness = 2.0;
    if(!this->GetDataNode()->GetPropertyValue("Fiber2DSliceThickness",thickness))
        MITK_INFO << "FIBER2D SLICE THICKNESS PROPERTY ERROR";


    bool fiberfading = false;
    if(!this->GetDataNode()->GetPropertyValue("Fiber2DfadeEFX",fiberfading))
        MITK_INFO << "FIBER2D SLICE FADE EFX PROPERTY ERROR";

    // set Opacity
    float fiberOpacity;
    this->GetDataNode()->GetOpacity(fiberOpacity, NULL);

    DataNode::Pointer node = this->GetDataNode();
    node->SetFloatProperty("shader.mitkShaderFiberClipping.slicingPlane.w",plane1[3],renderer);
    node->SetFloatProperty("shader.mitkShaderFiberClipping.slicingPlane.x",plane1[0],renderer);
    node->SetFloatProperty("shader.mitkShaderFiberClipping.slicingPlane.y",plane1[1],renderer);
    node->SetFloatProperty("shader.mitkShaderFiberClipping.slicingPlane.z",plane1[2],renderer);
    node->SetFloatProperty("shader.mitkShaderFiberClipping.fiberThickness",thickness,renderer);
    node->SetIntProperty("shader.mitkShaderFiberClipping.fiberFadingON",fiberfading,renderer);
    node->SetFloatProperty("shader.mitkShaderFiberClipping.fiberOpacity",fiberOpacity,renderer);


}