public ReflectionMapSample()
{
InitializeComponent();
//Ab3d.DirectX.DXDiagnostics.CreateDebugDirectXDevice = true;
MainDXViewportView.DXSceneInitialized += delegate(object sender, EventArgs args)
{
if (MainDXViewportView.UsedGraphicsProfile.DriverType != GraphicsProfile.DriverTypes.Wpf3D)
{
// We create the CubeMap from 6 bitmap images
string packUriPrefix = string.Format("pack://application:,,,/{0};component/Resources/SkyboxTextures/", this.GetType().Assembly.GetName().Name);
// Create DXCubeMap with specifying 6 bitmaps for all sides of the cube
_dxCubeMap = new DXCubeMap(packUriPrefix,
"CloudyLightRaysRight512.png",
"CloudyLightRaysLeft512.png",
"CloudyLightRaysUp512.png",
"CloudyLightRaysDown512.png",
"CloudyLightRaysFront512.png",
"CloudyLightRaysBack512.png");
// To show the environment map correctly for our bitmaps we need to flip bottom bitmap horizontally and vertically
_dxCubeMap.FlipBitmaps(flipRightBitmapType: DXCubeMap.FlipBitmapType.None,
flipLeftBitmapType: DXCubeMap.FlipBitmapType.None,
flipUpBitmapType: DXCubeMap.FlipBitmapType.None,
flipDownBitmapType: DXCubeMap.FlipBitmapType.FlipXY,
flipFrontBitmapType: DXCubeMap.FlipBitmapType.None,
flipBackBitmapType: DXCubeMap.FlipBitmapType.None);
SetupCubeMapMaterial();
}
};
this.Unloaded += delegate(object sender, RoutedEventArgs args)
{
// We need to dispose all the DirectX resources created here:
if (_dxCubeMap != null)
{
_dxCubeMap.Dispose();
_dxCubeMap = null;
}
// Then dispose the MainDXViewportView
MainDXViewportView.Dispose();
};
}
// reflectionFactor type can be:
// float, double and SharpDX.Color3
// When Color3 is used, then it is specifies the reflection factor for each color component
private void SetEnvironmentMap(Model3D rootModel3D, DXCubeMap dxCubeMap, object reflectionFactor)
{
// We are using ModelIterator to change material on every GeometryModel3D inside the rootModel3D.
Ab3d.Utilities.ModelIterator.IterateGeometryModel3DObjects(rootModel3D, parentTransform3D : null, callback : delegate(GeometryModel3D model3D, Transform3D transform3D)
{
// This code is called for each GeometryModel3D inside rootModel3D:
System.Windows.Media.Media3D.Material usedMaterial;
// Check i fthe material is frozen (this prevents any changes on the material)
// In this case clone the material into non-frozen version.
// This will allow adding additional DXEngine's attributes to the WPF material - in the lines below this if
if (model3D.Material.IsFrozen)
{
usedMaterial = model3D.Material.Clone(); // Clone to non-forzen object ...
model3D.Material = usedMaterial; // ... and replace the frozen material with the clone
}
else
{
usedMaterial = model3D.Material;
}
// Existing WPF materials do not support EnvironmentMaps.
// Therefore DXEngine support adding additional attributes to the WPF's materials.
// To add Environmental map to the existing material we call SetDXAttribute and pass Material_EnvironmentMap as attribute type and DXCubeMap as parameter (we could also pass ShaderResourceView).
// Because this adds a DependencyObject to the material, the material must not be frozen (therefore we have the code in the previous lines).
usedMaterial.SetDXAttribute(DXAttributeType.Material_EnvironmentMap, dxCubeMap);
// Material_ReflectionFactor attribute specifies how much environmental map (reflection) the material will show:
// 1.0 specifies full reflection
// 0.5 specifies half reflection and half diffuse color
// 0.0 specifies no reflection and full diffuse color
//
// Allowed value types are:
// float, double and SharpDX.Color3
// When Color3 is used, then it is specifies the reflection factor for each color component
//
usedMaterial.SetDXAttribute(DXAttributeType.Material_ReflectionFactor, reflectionFactor);
});
}
private DXCubeMap GetEnvironmentMapCubeMap()
{
DXCubeMap usedEnvironmentMapCubeMap;
if (EnvironmentMapCheckBox.IsChecked ?? false)
{
if (_environmentCubeMap == null)
{
string packUriPrefix = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Resources\\SkyboxTextures\\");
//string packUriPrefix = "pack://siteoforigin:,,,/Resources/SkyboxTextures/"; // This throws "InvalidDeployment" exception (internally caught by .Net)
//string packUriPrefix = string.Format("pack://application:,,,/{0};component/Resources/SkyboxTextures/", this.GetType().Assembly.GetName().Name); // When textures are defined as Resources
// Create DXCubeMap with specifying 6 bitmaps for all sides of the cube
_environmentCubeMap = new DXCubeMap(packUriPrefix,
"CloudyLightRaysRight512.png",
"CloudyLightRaysLeft512.png",
"CloudyLightRaysUp512.png",
"CloudyLightRaysDown512.png",
"CloudyLightRaysFront512.png",
"CloudyLightRaysBack512.png");
_environmentCubeMap.InitializeResources(MainDXViewportView.DXScene.DXDevice);
_disposables.Add(_environmentCubeMap);
}
usedEnvironmentMapCubeMap = _environmentCubeMap;
}
else
{
usedEnvironmentMapCubeMap = null;
}
return(usedEnvironmentMapCubeMap);
}
public EnvironmentReflectionsTest()
{
InitializeComponent();
string packUriPrefix = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Resources\\SkyboxTextures\\");
//string packUriPrefix = "pack://*****:*****@"Resources\SkyboxTextures\sunsetcube1024.dds");
// This sample is showing 4 teapot models. We set different reflectionFactors to each of them.
// Front left Teapot:
// full reflection (reflectionFactor = 1.0f)
SetEnvironmentMap(TeapotVisual1.Content, _dxCubeMap, reflectionFactor: 1.0f);
// Front right Teapot:
// half reflection and half diffuse color (reflectionFactor = 0.5f)
SetEnvironmentMap(TeapotVisual2.Content, _dxCubeMap, reflectionFactor: 0.5f);
// Back left Teapot:
// full reflection on blue color and half reflection of green and blue (reflectionFactor = new SharpDX.Color3(0.5f, 0.5f, 1.0f))
SetEnvironmentMap(TeapotVisual3.Content, _dxCubeMap, reflectionFactor: new SharpDX.Color3(0.5f, 0.5f, 1.0f));
// Back right Teapot:
// no reflection and full diffuse color (reflectionFactor = 0.0f)
SetEnvironmentMap(TeapotVisual4.Content, _dxCubeMap, reflectionFactor: 0.0f);
this.Unloaded += delegate(object sender, RoutedEventArgs args)
{
// We need to dispose all the DirectX resources created here:
if (_dxCubeMap != null)
{
_dxCubeMap.Dispose();
_dxCubeMap = null;
}
// Then dispose the MainDXViewportView
MainDXViewportView.Dispose();
};
}
