void OnEnable()
{
ChaoticSystem chaotic = (ChaoticSystem)target;
eqns = ChaosEqnFactory.GetEquations();
eqnNames = new string[eqns.Count];
int index = 0;
foreach (ChaosEqn eqn in eqns)
{
eqnNames[index] = eqn.GetName();
index++;
}
}
public override void OnInspectorGUI()
{
ChaoticSystem chaotic = (ChaoticSystem)target;
int lastSelectedEqn = chaotic.selectedEqn;
int selectedParams = chaotic.selectedParams;
Vector3 evolveScale;
float timeZoom = chaotic.timeZoom;
int selectedEqn = EditorGUILayout.Popup("Chaos System:", lastSelectedEqn, eqnNames);
eqnFoldout = EditorGUILayout.Foldout(eqnFoldout, "Equations");
if (eqnFoldout)
{
foreach (string es in eqns[selectedEqn].GetEquationStrings())
{
EditorGUILayout.LabelField(es);
}
}
// show bundle choices + custom
ParamBundle[] paramBundles = eqns[selectedEqn].GetParamBundles();
// add one to allow custom to be added at end
string[] pBundleNames = new string[paramBundles.Length + 1];
for (int i = 0; i < paramBundles.Length; i++)
{
pBundleNames[i] = paramBundles[i].label;
}
pBundleNames[paramBundles.Length] = "Custom";
if (selectedEqn != lastSelectedEqn)
{
// if the equation changes reset to some sensible params for this equation
selectedParams = 0;
chaotic.customParams = new ParamBundle(paramBundles[0]);
}
selectedParams = EditorGUILayout.Popup("Parameter Choice:", selectedParams, pBundleNames);
string[] pNames = eqns[selectedEqn].GetParamNames();
float[] eqnParam = new float[pNames.Length];
chaotic.paramFoldout = EditorGUILayout.Foldout(chaotic.paramFoldout, "Parameters");
// First time need to instantiate the custom param object
if (chaotic.customParams == null || chaotic.customParams.eqnParam == null)
{
chaotic.customParams = new ParamBundle(paramBundles[0]);
chaotic.customParams.Log();
}
// To allow Undo on edited params, need to check for value change and then
// update sub
Vector3 initialPosition = chaotic.customParams.initialPosition;
Vector3 offset = chaotic.customParams.offset;
float scale = chaotic.customParams.scale;
if (chaotic.paramFoldout)
{
// show values
if (selectedParams >= paramBundles.Length)
{
// allow value changes if Custom
for (int i = 0; i < pNames.Length; i++)
{
if (pNames[i] != ChaoticSystem.NO_PARAM)
{
eqnParam[i] = EditorGUILayout.FloatField(pNames[i], chaotic.customParams.eqnParam[i]);
}
}
initialPosition = EditorGUILayout.Vector3Field(INITIAL_POS, chaotic.customParams.initialPosition);
offset = EditorGUILayout.Vector3Field(OFFSET, chaotic.customParams.offset);
scale = EditorGUILayout.FloatField(SCALE, chaotic.customParams.scale);
}
else
{
for (int i = 0; i < pNames.Length; i++)
{
if (pNames[i] != ChaoticSystem.NO_PARAM)
{
EditorGUILayout.LabelField(pNames[i] + " : " + paramBundles[selectedParams].eqnParam[i]);
}
}
EditorGUILayout.LabelField(INITIAL_POS + paramBundles[selectedParams].initialPosition);
EditorGUILayout.LabelField(OFFSET + paramBundles[selectedParams].offset);
EditorGUILayout.LabelField(SCALE + paramBundles[selectedParams].scale);
}
}
// timeZoom > 0
timeZoom = Mathf.Max(EditorGUILayout.FloatField("Time Zoom", chaotic.timeZoom), 0);
evolveScale = EditorGUILayout.Vector3Field("Evolution Scale: ", chaotic.evolveScale);
if (GUI.changed)
{
Undo.RecordObject(chaotic, "Chaotic Motion Change");
if (chaotic.paramFoldout && selectedParams >= paramBundles.Length)
{
chaotic.customParams.initialPosition = initialPosition;
for (int i = 0; i < pNames.Length; i++)
{
chaotic.customParams.eqnParam[i] = eqnParam[i];
}
chaotic.customParams.offset = offset;
chaotic.customParams.scale = scale;
}
chaotic.selectedEqn = selectedEqn;
chaotic.selectedParams = selectedParams;
chaotic.evolveScale = evolveScale;
chaotic.timeZoom = timeZoom;
EditorUtility.SetDirty(chaotic);
}
}
