private void ParsePolygons(idLexer lexer, CollisionModel model)
{
idToken token = lexer.CheckTokenType(TokenType.Number, 0);
float[] tmp;
Vector3 normal;
lexer.ExpectTokenString("{");
while (lexer.CheckTokenString("}") == false)
{
// parse polygon
int edgeCount = lexer.ParseInt();
CollisionModelPolygon p = new CollisionModelPolygon();
p.Material = _traceModelMaterial;
p.Contents = ContentFlags.All;
p.Edges = new int[edgeCount];
lexer.ExpectTokenString("(");
for (int i = 0; i < edgeCount; i++)
{
p.Edges[i] = lexer.ParseInt();
}
lexer.ExpectTokenString(")");
tmp = lexer.Parse1DMatrix(3);
normal = new Vector3(tmp[0], tmp[1], tmp[2]);
p.Plane.Normal = normal;
p.Plane.D = lexer.ParseFloat();
tmp = lexer.Parse1DMatrix(3);
p.Bounds.Min = new Vector3(tmp[0], tmp[1], tmp[2]);
tmp = lexer.Parse1DMatrix(3);
p.Bounds.Max = new Vector3(tmp[0], tmp[1], tmp[2]);
token = lexer.ExpectTokenType(TokenType.String, 0);
// get material
p.Material = idE.DeclManager.FindMaterial(token.ToString());
p.Contents = p.Material.ContentFlags;
p.CheckCount = 0;
// filter polygon into tree
FilterPolygonIntoTree(model, model.Node, p);
}
}
private void ParsePolygons(idLexer lexer, CollisionModel model)
{
idToken token = lexer.CheckTokenType(TokenType.Number, 0);
float[] tmp;
Vector3 normal;
lexer.ExpectTokenString("{");
while(lexer.CheckTokenString("}") == false)
{
// parse polygon
int edgeCount = lexer.ParseInt();
CollisionModelPolygon p = new CollisionModelPolygon();
p.Material = _traceModelMaterial;
p.Contents = ContentFlags.All;
p.Edges = new int[edgeCount];
lexer.ExpectTokenString("(");
for(int i = 0; i < edgeCount; i++)
{
p.Edges[i] = lexer.ParseInt();
}
lexer.ExpectTokenString(")");
tmp = lexer.Parse1DMatrix(3);
normal = new Vector3(tmp[0], tmp[1], tmp[2]);
p.Plane.Normal = normal;
p.Plane.D = lexer.ParseFloat();
tmp = lexer.Parse1DMatrix(3);
p.Bounds.Min = new Vector3(tmp[0], tmp[1], tmp[2]);
tmp = lexer.Parse1DMatrix(3);
p.Bounds.Max = new Vector3(tmp[0], tmp[1], tmp[2]);
token = lexer.ExpectTokenType(TokenType.String, 0);
// get material
p.Material = idE.DeclManager.FindMaterial(token.ToString());
p.Contents = p.Material.ContentFlags;
p.CheckCount = 0;
// filter polygon into tree
FilterPolygonIntoTree(model, model.Node, p);
}
}
private void FilterPolygonIntoTree(CollisionModel model, CollisionModelNode node, CollisionModelPolygon p)
{
while (node.PlaneType != -1)
{
if (InsideAllChildren(node, p.Bounds) == true)
{
break;
}
float v = (node.PlaneType == 0) ? p.Bounds.Min.X : (node.PlaneType == 1) ? p.Bounds.Min.Y : p.Bounds.Min.Z;
float v2 = (node.PlaneType == 0) ? p.Bounds.Max.X : (node.PlaneType == 1) ? p.Bounds.Max.Y : p.Bounds.Max.Z;
if (v >= node.PlaneDistance)
{
node = node.Children[0];
}
else if (v2 <= node.PlaneDistance)
{
node = node.Children[1];
}
else
{
FilterPolygonIntoTree(model, node.Children[1], p);
node = node.Children[0];
}
}
node.Polygons.Add(p);
}
private void FilterPolygonIntoTree(CollisionModel model, CollisionModelNode node, CollisionModelPolygon p)
{
while(node.PlaneType != -1)
{
if(InsideAllChildren(node, p.Bounds) == true)
{
break;
}
float v = (node.PlaneType == 0) ? p.Bounds.Min.X : (node.PlaneType == 1) ? p.Bounds.Min.Y : p.Bounds.Min.Z;
float v2 = (node.PlaneType == 0) ? p.Bounds.Max.X : (node.PlaneType == 1) ? p.Bounds.Max.Y : p.Bounds.Max.Z;
if(v >= node.PlaneDistance)
{
node = node.Children[0];
}
else if(v2 <= node.PlaneDistance)
{
node = node.Children[1];
}
else
{
FilterPolygonIntoTree(model, node.Children[1], p);
node = node.Children[0];
}
}
node.Polygons.Add(p);
}