private void RecreateTargetModel()
{
MainViewport.Children.Clear();
Visual3D targetModelVisual3D;
// Setup VisualBrush as the material for the model
var visualBrush = new VisualBrush(DrawingCanvas);
var material = new DiffuseMaterial(visualBrush);
if (HeightMapModelTypeRadioButton.IsChecked ?? false)
{
var heightMapVisual3D = new Ab3d.Visuals.HeightMapVisual3D()
{
Size = new Size3D(100, 50, 100),
IsWireframeShown = false,
IsSolidSurfaceShown = true,
Material = material,
BackMaterial = new DiffuseMaterial(Brushes.DimGray)
};
// Create height data from bitmap
string heightMapFileName = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Resources\\HeightMaps\\simpleHeightMap.png");
BitmapImage heightImage = new BitmapImage(new Uri(heightMapFileName, UriKind.RelativeOrAbsolute));
double[,] heightData = Ab3d.PowerToys.Samples.Objects3D.HeightMapSample.OpenHeightMapDataFile(heightImage, invertData: false);
if (heightData != null)
{
heightMapVisual3D.HeightData = heightData;
}
targetModelVisual3D = heightMapVisual3D;
}
else if (BoxModelTypeRadioButton.IsChecked ?? false)
{
var boxVisual3D = new Ab3d.Visuals.BoxVisual3D()
{
Size = new Size3D(100, 50, 100),
Material = material
};
targetModelVisual3D = boxVisual3D;
}
else //if (SphereModelTypeRadioButton.IsChecked ?? false)
{
var sphereVisual3D = new Ab3d.Visuals.SphereVisual3D()
{
Radius = 40,
Material = material
};
targetModelVisual3D = sphereVisual3D;
}
MainViewport.Children.Add(targetModelVisual3D);
SetupMouseEventHandlers(targetModelVisual3D);
}
private void CreateSampleScene()
{
_physicallyBasedMaterial = new PhysicallyBasedMaterial();
// We need to dispose the PhysicallyBasedMaterial when this sample is uloaded
_disposables.Add(_physicallyBasedMaterial);
UpdateBaseColor();
UpdateMetalness();
UpdateRoughness();
var normalMapShaderResourceView = GetNormalMapShaderResourceView();
if (normalMapShaderResourceView != null)
{
_physicallyBasedMaterial.SetTextureMap(TextureMapTypes.NormalMap, normalMapShaderResourceView, "bricks_normal.png");
}
var ambientOcclusionShaderResourceView = AmbientOcclusionShaderResourceView();
if (ambientOcclusionShaderResourceView != null)
{
_physicallyBasedMaterial.SetTextureMap(TextureMapTypes.AmbientOcclusion, ambientOcclusionShaderResourceView, "bricks_ao.png");
}
var wpfMaterial = new DiffuseMaterial(Brushes.Red);
wpfMaterial.SetUsedDXMaterial(_physicallyBasedMaterial);
ModelPlaceholder.Content = null;
ModelPlaceholder.Children.Clear();
var sphereVisual3D = new Ab3d.Visuals.SphereVisual3D()
{
CenterPosition = new Point3D(40, 12, 0),
Radius = 12,
Segments = 50,
Material = wpfMaterial,
FreezeMeshGeometry3D = false,
UseCachedMeshGeometry3D = false
};
ModelPlaceholder.Children.Add(sphereVisual3D);
var boxVisual3D = new Ab3d.Visuals.BoxVisual3D()
{
CenterPosition = new Point3D(-40, 10, 0),
Size = new Size3D(20, 20, 20),
Material = wpfMaterial,
FreezeMeshGeometry3D = false,
UseCachedMeshGeometry3D = false
};
ModelPlaceholder.Children.Add(boxVisual3D);
var readerObj = new Ab3d.ReaderObj();
var readModel3D = (GeometryModel3D)readerObj.ReadModel3D(_modelsFolder + "teapot-hires.obj");
Ab3d.Utilities.ModelUtils.CenterAndScaleModel3D(readModel3D, new Point3D(0, 10, 0), new Size3D(40, 40, 40), true);
//// This code is called for each GeometryModel3D inside Plane1
//var tangentVectors = Ab3d.DirectX.Utilities.MeshUtils.CalculateTangentVectors((MeshGeometry3D)readModel3D.Geometry);
////// Assign tangent array to the MeshGeometry3D
//readModel3D.Geometry.SetDXAttribute(DXAttributeType.MeshTangentArray, tangentVectors);
readModel3D.Material = wpfMaterial;
//ModelPlaceholder.Content = null;
ModelPlaceholder.Children.Add(readModel3D.CreateModelVisual3D());
// Rendering normal (bump) maps require tangent vectors.
// The following code will generate tangent vectors and assign them to the MeshGeometry3D that form our 3D model.
// If tangent vectors are not provided, they will be calculated on-demand in the pixel shader (slightly reducing performance).
Ab3d.Utilities.ModelIterator.IterateGeometryModel3DObjects(ModelPlaceholder, delegate(GeometryModel3D geometryModel3D, Transform3D transform3D)
{
// This code is called for each GeometryModel3D inside Plane1
var tangentVectors = Ab3d.DirectX.Utilities.MeshUtils.CalculateTangentVectors((MeshGeometry3D)geometryModel3D.Geometry);
// Assign tangent array to the MeshGeometry3D
geometryModel3D.Geometry.SetDXAttribute(DXAttributeType.MeshTangentArray, tangentVectors);
});
Camera1.Distance = 150;
UpdateLights();
}
