private float GetLightnessForVertex(Coord coord, int face, int index)
{
Coord.Direction2 vertex = new Coord.Direction1(face).UVPN(index);
return(MakeLightnessForVertex(face,
GetLightnessOnFace(coord, face),
GetLightnessOnFace(coord.WithOffset(vertex.Devide(0).coord), face),
GetLightnessOnFace(coord.WithOffset(vertex.Devide(1).coord), face),
GetLightnessOnFace(coord.WithOffset(vertex.coord), face)
));
}
private Vector4 GetAOOffset(Coord coord, int face)
{
Coord.Direction1 dir = new Coord.Direction1(face);
var offsetCoord = coord.WithOffset(dir.coord);
return(AmbientOcculsionTexture.MakeAOOffset(
MakeAOInner(offsetCoord, dir.UVPN(0)),
MakeAOInner(offsetCoord, dir.UVPN(1)),
MakeAOInner(offsetCoord, dir.UVPN(2)),
MakeAOInner(offsetCoord, dir.UVPN(3))));
}
private bool MakeAOInner(Coord coord, Coord.Direction2 dir)
{
return(AnyBlockAt(coord.WithOffset(dir.coord)) ||
AnyBlockAt(coord.WithOffset(dir.Devide(0).coord)) ||
AnyBlockAt(coord.WithOffset(dir.Devide(1).coord)));
}
private bool IsNormalCubeBeside(Coord coord, Coord.Direction1 offset)
{
return(AnyBlockAt(coord.WithOffset(offset.coord)));
}
