/// <summary>
///
/// </summary>
protected virtual void AttachMaterial()
{
this.phongMaterial = Material as PhongMaterial;
if (phongMaterial != null)
{
this.effectMaterial = new EffectMaterialVariables(this.effect);
/// --- has texture
if (phongMaterial.DiffuseMap != null)
{
this.texDiffuseMapView = ShaderResourceView.FromMemory(Device, phongMaterial.DiffuseMap.ToByteArray());
this.effectMaterial.texDiffuseMapVariable.SetResource(this.texDiffuseMapView);
this.effectMaterial.bHasDiffuseMapVariable.Set(true);
}
else
{
this.effectMaterial.bHasDiffuseMapVariable.Set(false);
}
// --- has bumpmap
if (phongMaterial.NormalMap != null)
{
var geometry = this.Geometry as MeshGeometry3D;
if (geometry != null)
{
if (geometry.Tangents == null)
{
//System.Windows.MessageBox.Show(string.Format("No Tangent-Space found. NormalMap will be omitted."), "Warrning", MessageBoxButton.OK);
phongMaterial.NormalMap = null;
}
else
{
this.texNormalMapView = ShaderResourceView.FromMemory(Device, phongMaterial.NormalMap.ToByteArray());
this.effectMaterial.texNormalMapVariable.SetResource(this.texNormalMapView);
this.effectMaterial.bHasNormalMapVariable.Set(true);
}
}
}
else
{
this.effectMaterial.bHasNormalMapVariable.Set(false);
}
// --- has displacement map
if (phongMaterial.DisplacementMap != null)
{
this.texDisplacementMapView = ShaderResourceView.FromMemory(Device, phongMaterial.DisplacementMap.ToByteArray());
this.effectMaterial.texDisplacementMapVariable.SetResource(this.texDisplacementMapView);
this.effectMaterial.bHasDisplacementMapVariable.Set(true);
}
else
{
this.effectMaterial.bHasDisplacementMapVariable.Set(false);
}
}
}
/// <summary>
/// Creates the material.
/// </summary>
/// <param name="texturePath">The texture path.</param>
/// <returns>A WPF material.</returns>
private Material CreateMaterial(string texturePath)
{
var mat = new PhongMaterial()
{
AmbientColor = this.Ambient,
//AmbientMap = this.AmbientMap,
DiffuseColor = this.Diffuse,
DiffuseMap = (this.DiffuseMap == null) ? null : LoadImage(Path.Combine(texturePath, this.DiffuseMap)),
SpecularColor = this.Specular,
SpecularShininess = (float)this.SpecularCoefficient,
//SpecularMap = this.SpecularMap,
NormalMap = (this.BumpMap == null) ? null : LoadImage(Path.Combine(texturePath, this.BumpMap)),
//Dissolved = this.Dissolved,
//Illumination = this.Illumination,
};
//return mg.Children.Count != 1 ? mg : mg.Children[0];
return mat;
}
/// <summary>
///
/// </summary>
public override void Detach()
{
Disposer.RemoveAndDispose(ref this.vertexBuffer);
Disposer.RemoveAndDispose(ref this.indexBuffer);
Disposer.RemoveAndDispose(ref this.instanceBuffer);
Disposer.RemoveAndDispose(ref this.effectMaterial);
Disposer.RemoveAndDispose(ref this.effectTransforms);
Disposer.RemoveAndDispose(ref this.texDiffuseMapView);
Disposer.RemoveAndDispose(ref this.texNormalMapView);
Disposer.RemoveAndDispose(ref this.texDisplacementMapView);
Disposer.RemoveAndDispose(ref this.bHasInstances);
this.phongMaterial = null;
this.effectTechnique = null;
this.vertexLayout = null;
base.Detach();
}
private void SetImages(BitmapSource img)
{
var ratio = img.PixelWidth / (double)img.PixelHeight;
var transform = Media3D.Transform3D.Identity;
ushort orientation = 1;
if (this.ExifReader != null && this.ExifReader.GetTagValue(ExifTags.Orientation, out orientation))
{
switch (orientation)
{
default:
case 1: //
transform = transform.AppendTransform(new Media3D.ScaleTransform3D(ratio, 1.0, 1.0));
break;
case 2: //"-flip horizontal";;
//transform = Media3D.Transform3D.Identity;
break;
case 3: //"-rotate 180";;
transform = transform.AppendTransform(new Media3D.ScaleTransform3D(ratio, 1.0, 1.0));
transform = transform.AppendTransform(new Media3D.RotateTransform3D(new Media3D.AxisAngleRotation3D(new Vector3D(0, 0, 1), -180)));
break;
case 4: //"-flip vertical";;
//transform = Media3D.Transform3D.Identity;
break;
case 5: //"-transpose";;
//transform = Media3D.Transform3D.Identity;
break;
case 6: //"-rotate 90";;
transform = transform.AppendTransform(new Media3D.ScaleTransform3D(1.0, 1.0 / ratio, 1.0));
transform = transform.AppendTransform(new Media3D.RotateTransform3D(new Media3D.AxisAngleRotation3D(new Vector3D(0, 0, 1), -90)));
break;
case 7: //"-transverse";;
// transform = Media3D.Transform3D.Identity;
break;
case 8: //"-rotate 270";;
transform = transform.AppendTransform(new Media3D.ScaleTransform3D(1.0, 1.0 / ratio, 1.0));
transform = transform.AppendTransform(new Media3D.RotateTransform3D(new Media3D.AxisAngleRotation3D(new Vector3D(0, 0, 1), -270)));
break;
}
this.PlaneTransform = transform;
this.GridTransform = transform;
}
else
{
if (ratio > 1)
{
transform = transform.AppendTransform(new Media3D.ScaleTransform3D(ratio, 1.0, 1.0));
this.PlaneTransform = transform;
this.GridTransform = this.PlaneTransform;
}
else
{
transform = transform.AppendTransform(new Media3D.ScaleTransform3D(1.0, 1.0 / ratio, 1.0));
this.PlaneTransform = transform;
this.GridTransform = this.PlaneTransform;
}
}
var white = new PhongMaterial()
{
DiffuseColor = Color.White,
AmbientColor = Color.Black,
ReflectiveColor = Color.Black,
EmissiveColor = Color.Black,
SpecularColor = Color.Black,
DiffuseMap = img,
};
this.PlaneMaterial = white;
this.RenderTechnique = this.RenderTechniquesManager.RenderTechniques[DefaultRenderTechniqueNames.Blinn];
}
