public static Face MakeFace( List<Vector3> vertices, int offset, ShapeFill fill, bool reverseWind )
{
List<int> indices = new List<int>();
for(int i = 0; i < vertices.Count/2; i++)
{
indices.Add( (vertices.Count - 1) - i + offset);
indices.Add( i + offset );
}
List<int> triangles = TriangleStripToTriangles( indices.ToArray(), reverseWind );
return new Face( vertices, triangles, fill );
}
public static Face MakeEdgeFace( List<Vector3> vertices, int edgeLength, int offset, ShapeFill fill, bool reverseWind = false )
{
List<int> indices = new List<int>();
for( int i = 0; i < edgeLength; i++ )
{
indices.Add( i + offset );
indices.Add( i + edgeLength + offset );
}
indices.Add( offset );
indices.Add( edgeLength + offset );
List<int> triangles = TriangleStripToTriangles( indices.ToArray(), reverseWind );
return new Face( vertices, triangles, fill );
}
public static Material RequestMaterial( ShapeFill fill )
{
ShapeMaterial cachedMaterial = null;
for(int i = 0; i < shapeMaterials.Count; i++ )
{
ShapeMaterial material = shapeMaterials[i];
if( material.MatchesShapeFillRequirements( fill ) )
{
cachedMaterial = material;
break;
}
}
if( cachedMaterial == null )
{
cachedMaterial = new ShapeMaterial( fill );
shapeMaterials.Add( cachedMaterial );
}
return cachedMaterial.material;
}
public ShapeMaterial( ShapeFill fill )
{
this.fill = fill.Copy();
GenerateMaterial();
}
bool MatchesShapeFillRequirements( ShapeFill fill )
{
return this.fill.IsEquivalent( fill );
}
public Face( List<Vector3> vertices, List<int> triangles, ShapeFill fill )
{
this.vertices = vertices;
this.triangles = triangles;
this.fill = fill;
}
public bool IsEquivalent( ShapeFill fill )
{
return
this.fillType == fill.fillType &&
this.fillTypeAdvanced == fill.fillTypeAdvanced &&
this.blendMode == fill.blendMode &&
this.isLit == fill.isLit &&
this.texture == fill.texture;
}
public ShapeFill Copy()
{
ShapeFill fill = new ShapeFill();
fill.fillType = this.fillType;
fill.fillTypeAdvanced = this.fillTypeAdvanced;
fill.blendMode = this.blendMode;
fill.isLit = this.isLit;
fill.texture = this.texture;
return fill;
}