public XbimTexture CreateTexture(IfcSurfaceStyleRendering rendering)
{
DefinedObjectId = (int)rendering.EntityLabel;
ColourMap.Clear();
AddColour(rendering);
return(this);
}
private static Boolean tryGetColorFromIfcRepresentationItem(IfcRepresentationItem reprItem, out Color color)
{
color = Color.Black;
try
{
if (reprItem.mStyledByItem != null)
{
IfcStyledItem ifcStyledItem = reprItem.mStyledByItem;
IfcPresentationStyleAssignment sas = (IfcPresentationStyleAssignment)ifcStyledItem.Styles[0];
IfcSurfaceStyle ss = (IfcSurfaceStyle)sas.Styles[0];
IfcSurfaceStyleRendering ssr = (IfcSurfaceStyleRendering)ss.Styles[0];
int alpha = Convert.ToInt32((1 - ssr.Transparency) * 255);
color = Color.FromArgb(alpha, ssr.SurfaceColour.Colour);
return(true);
}
}
catch (Exception e)
{
//debug += e.Message + "\n";
}
return(false);
}
public static Material ToMaterial(this IfcSurfaceStyleRendering r)
{
MaterialGroup grp = new MaterialGroup();
if (r.DiffuseColour is IfcNormalisedRatioMeasure)
{
Brush brush = new SolidColorBrush(r.SurfaceColour.ToColor((IfcNormalisedRatioMeasure)r.DiffuseColour));
brush.Opacity = r.Transparency.HasValue ? 1.0 - r.Transparency.Value : 1.0;
grp.Children.Add(new DiffuseMaterial(brush));
}
else if (r.DiffuseColour is IfcColourRgb)
{
Brush brush = new SolidColorBrush(((IfcColourRgb)r.DiffuseColour).ToColor());
brush.Opacity = r.Transparency.HasValue ? 1.0 - r.Transparency.Value : 1.0;
grp.Children.Add(new DiffuseMaterial(brush));
}
else if (r.DiffuseColour == null)
{
Brush brush = new SolidColorBrush(r.SurfaceColour.ToColor());
brush.Opacity = r.Transparency.HasValue ? 1.0 - r.Transparency.Value : 1.0;
grp.Children.Add(new DiffuseMaterial(brush));
}
if (r.SpecularColour is IfcNormalisedRatioMeasure)
{
Brush brush = new SolidColorBrush(r.SurfaceColour.ToColor());
brush.Opacity = r.Transparency.HasValue ? 1.0 - r.Transparency.Value : 1.0;
grp.Children.Add(new SpecularMaterial(brush, (IfcNormalisedRatioMeasure)(r.SpecularColour)));
}
if (r.SpecularColour is IfcColourRgb)
{
Brush brush = new SolidColorBrush(((IfcColourRgb)r.SpecularColour).ToColor());
brush.Opacity = r.Transparency.HasValue ? 1.0 - r.Transparency.Value : 1.0;
grp.Children.Add(new SpecularMaterial(brush, 100.0));
}
if (grp.Children.Count == 1)
{
Material mat = grp.Children[0];
return(mat);
}
else
{
return(grp);
}
}
/// <summary>
/// Returns a material corresponding to this surface style, materials are cached in the ModelDataProvider
/// </summary>
/// <param name = "sStyle"></param>
/// <returns></returns>
public static Material ToMaterial(this IfcSurfaceStyle sStyle)
{
//need to change this to return a material group that considers all types of Styles
IfcSurfaceStyleRendering rendering = sStyle.Styles.OfType <IfcSurfaceStyleRendering>().FirstOrDefault();
if (rendering != null)
{
return(rendering.ToMaterial());
}
else //try the shading
{
IfcSurfaceStyleShading shading = sStyle.Styles.OfType <IfcSurfaceStyleShading>().FirstOrDefault();
if (shading != null)
{
return(shading.ToMaterial());
}
}
return(null); //no luck
}
private void AddColour(IfcSurfaceStyleRendering rendering)
{
if (rendering.DiffuseColour is IfcNormalisedRatioMeasure)
{
ColourMap.Add(new XbimColour(
rendering.SurfaceColour,
rendering.Transparency.HasValue ? 1.0 - rendering.Transparency.Value : 1.0,
(IfcNormalisedRatioMeasure)rendering.DiffuseColour
));
}
else if (rendering.DiffuseColour is IfcColourRgb)
{
ColourMap.Add(new XbimColour(
(IfcColourRgb)rendering.DiffuseColour,
rendering.Transparency.HasValue ? 1.0 - rendering.Transparency.Value : 1.0
));
}
else if (rendering.DiffuseColour == null)
{
ColourMap.Add(new XbimColour(
rendering.SurfaceColour,
rendering.Transparency.HasValue ? 1.0 - rendering.Transparency.Value : 1.0
));
}
else if (rendering.SpecularColour is IfcNormalisedRatioMeasure) //getting key duplication on some ifc models so add else if
{
ColourMap.Add(new XbimColour(
rendering.SurfaceColour,
rendering.Transparency.HasValue ? 1.0 - rendering.Transparency.Value : 1.0,
1.0,
(IfcNormalisedRatioMeasure)(rendering.SpecularColour)
));
}
else if (rendering.SpecularColour is IfcColourRgb)
{
ColourMap.Add(new XbimColour(
(IfcColourRgb)rendering.SpecularColour,
rendering.Transparency.HasValue ? 1.0 - rendering.Transparency.Value : 1.0
));
}
}
public static void loadProperties(IfcEntity ifcEntity, IfcProduct ifcProduct)
{
ifcEntity.ColorMethod = colorMethodType.byEntity;
#region Identification
ifcEntity.Identification.Add("Model", "nome del file");
ifcEntity.Identification.Add("Name", ifcProduct.Name);
ifcEntity.Identification.Add("Type", ifcProduct.ObjectType);
ifcEntity.Identification.Add("GUID", ifcProduct.GlobalId);
ifcEntity.Identification.Add("KeyWord", ifcProduct.KeyWord);
#endregion
if (ifcProduct is IfcElement)
{
IfcElement ifcElement = (IfcElement)ifcProduct;
#region Material
if (ifcElement.MaterialSelect != null)
{
if (ifcElement.MaterialSelect is IfcMaterialLayerSetUsage)
{
IfcMaterialLayerSetUsage mlsu = (IfcMaterialLayerSetUsage)ifcElement.MaterialSelect;
//foreach(IfcMaterialLayer ml in mlsu.ForLayerSet.MaterialLayers)
IfcMaterialLayerSet mls = mlsu.ForLayerSet;
for (int i = 0; i < mls.MaterialLayers.Count; i++)
{
ifcEntity.Material.Add(i + " " + mls.MaterialLayers[i].Material.Name, mls.MaterialLayers[i].LayerThickness);
IfcMaterial ifcMaterial = mls.MaterialLayers[i].Material;
if (ifcMaterial.HasRepresentation != null)
{
IfcMaterialDefinitionRepresentation imdr = ifcMaterial.HasRepresentation;
foreach (IfcStyledRepresentation isr in imdr.Representations)
{
foreach (IfcStyledItem isi in isr.Items)
{
foreach (IfcPresentationStyleAssignment isas in isi.Styles) // se c'e' presentatio style direttamente
{
foreach (IfcPresentationStyle ips in isas.Styles)
{
if (ips is IfcSurfaceStyle)
{
IfcSurfaceStyle iss = (IfcSurfaceStyle)ips;
foreach (var item in iss.Styles)
{
// vedere IFcSurfaceStyleElementSelect
if (item is IfcSurfaceStyleRendering)
{
IfcSurfaceStyleRendering issr = (IfcSurfaceStyleRendering)item;
int alpha = Convert.ToInt32((1 - issr.Transparency) * 255);
ifcEntity.Color = Color.FromArgb(alpha, issr.SurfaceColour.Colour);
ifcEntity.Identification.Add(i + "C" + mls.MaterialLayers[i].Material.Name, issr.SurfaceColour.Colour.ToString());
}
}
}
else if (ips is IfcCurveStyle)
{
//ddgfdg
}
}
}
//IfcStyledItem ifcStyledItem = reprItem.mStyledByItem;
//IfcStyleAssignmentSelect sas = (IfcPresentationStyleAssignment)ifcStyledItem.Styles[0];
//IfcSurfaceStyle ss = (IfcSurfaceStyle)sas.Styles[0];
//IfcSurfaceStyleRendering ssr = (IfcSurfaceStyleRendering)ss.Styles[0];
//color = ssr.SurfaceColour.Colour;
}
}
}
}
}
}
}
#endregion
if (ifcEntity.Color == Color.Black)
{
Color color;
if (defaultColor.TryGetValue(ifcProduct.KeyWord, out color))
{
ifcEntity.Color = color;
}
//else
//Debug.Write(ifcElement.KeyWord + " default color not set\n");
}
}
