void Start()
{
string axiom;
float angle;
int derivations;
Dictionary <string, List <Production> > productions;
LSystemParser.Parse(
file.text,
out axiom,
out angle,
out derivations,
out productions);
string moduleString;
LSystemDeriver.Derive(
axiom,
angle,
derivations,
productions,
out moduleString);
GameObject leaves, trunk;
LSystemInterpreter.Interpret(
segmentAxialSamples,
segmentRadialSamples,
segmentWidth,
segmentHeight,
leafSize,
leafAxialDensity,
leafRadialDensity,
useFoliage,
narrowBranches,
leafMaterial,
trunkMaterial,
angle,
moduleString,
out leaves,
out trunk);
leaves.transform.parent = transform;
leaves.transform.localPosition = Vector3.zero;
trunk.transform.parent = transform;
trunk.transform.localPosition = Vector3.zero;
UpdateColliderBounds(trunk);
}
void OnWizardCreate()
{
GameObject lsys = new GameObject("L-System");
lsys.transform.position = new Vector3(0.0f, 0.0f, 0.0f);
LSystemParser parse = (LSystemParser)lsys.AddComponent(typeof(LSystemParser));
LSystemPainter render = (LSystemPainter)lsys.AddComponent(typeof(LSystemPainter));
if (guiOn)
{
LSystemGui gui = (LSystemGui)lsys.AddComponent(typeof(LSystemGui));
}
parse.initialize(variables, constants, start, rules, iteration, angle);
}
/* ----------
* Axiom: A
* Rules:
* A --> L B F R A F A R F B L
* B --> R A F L B F B L F A R
* ---------
* F=forward, L=turn left, R=turn right
*
**/
public static List <Module> Generate(int aOrder)
{
LSystemParser parser = new LSystemParser();
LSystem sys = parser.ParseSystem(@"
Axiom: A
Rules:
A --> L; B; F; R; A; F; A; R; F; B; L
B --> R; A; F; L; B; F; B; L; F; A; R
");
sys.Iterate(aOrder);
string last = "";
List <Module> result = new List <Module>(sys.symbols.Count);
// Filter out the symbols "A" and "B" and also remove pointless rotations
// So an "L" followed by a "R" is pointless so we can remove both.
foreach (var m in sys.symbols)
{
if (m.Name == "L" || m.Name == "R" || m.Name == "F")
{
if ((last == "L" && m.Name == "R") || (last == "R" && m.Name == "L"))
{
result.RemoveAt(result.Count - 1);
if (result.Count > 0)
{
last = result[result.Count - 1].Name;
}
else
{
last = "";
}
}
else
{
result.Add(m);
last = m.Name;
}
}
}
return(result);
}
void GenerateNewSystem(int windowID)
{
GUI.Label(new Rect(10, 15, 64, 32), "Start :");
startText = GUI.TextField(new Rect(64, 10, 240, 32), startText);
GUI.Label(new Rect(10, 50, 64, 32), "Rules :");
ruleText = GUI.TextField(new Rect(64, 50, 240, 32), ruleText);
GUI.Label(new Rect(10, 85, 64, 32), "Iterations :");
iterText = GUI.TextField(new Rect(104, 85, 200, 32), iterText);
GUI.Label(new Rect(10, 120, 64, 32), "Angle :");
anglText = GUI.TextField(new Rect(104, 120, 200, 32), anglText);
if (GUI.Button(new Rect(10, 280, 128, 32), "Generate"))
{
LSystemPainter paint = (LSystemPainter)this.GetComponent("LSystemPainter");
paint.reset();
LSystemParser parse = (LSystemParser)this.GetComponent("LSystemParser");
parse.initialize("", "", startText, ruleText, int.Parse(iterText), float.Parse(anglText));
parse.reset();
}
}
