public void OnSceneGUI()
{
metaballTarget = target as ColorMetaballs;
if (!metaballTarget)
{
return;
}
for (int i = 0; i < metaballTarget.positions.Length; i++)
{
EditorGUI.BeginChangeCheck();
Handles.color = Color.gray;
Vector3 pos = Handles.FreeMoveHandle(metaballTarget.positions[i], Quaternion.identity, 0.03f, Vector3.zero, Handles.DotHandleCap);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, "Move point " + i);
metaballTarget.positions[i] = new Vector4(pos.x, pos.y, pos.z, metaballTarget.positions[i].w);
metaballTarget.UpdateMaterial();
lastEdited = i;
}
}
}
public override void OnInspectorGUI()
{
DrawDefaultInspector();
metaballTarget = target as ColorMetaballs;
if (!metaballTarget)
{
return;
}
if (GUILayout.Button("Add point"))
{
Undo.RecordObject(target, "Add point");
System.Array.Resize(ref metaballTarget.positions, metaballTarget.positions.Length + 1);
System.Array.Resize(ref metaballTarget.colors, metaballTarget.colors.Length + 1);
System.Array.Resize(ref metaballTarget.properties, metaballTarget.properties.Length + 1);
metaballTarget.positions[metaballTarget.positions.Length - 1] = new Vector4(UnityEngine.Random.Range(-1f, 1f), UnityEngine.Random.Range(-1f, 1f), 0, 1);
metaballTarget.colors[metaballTarget.colors.Length - 1] = Color.HSVToRGB(UnityEngine.Random.value, 1, 1);
metaballTarget.properties[metaballTarget.colors.Length - 1] = new Vector4(1, 0, 0, 0);
metaballTarget.UpdateMaterial();
}
if (GUILayout.Button("randomize colors"))
{
Undo.RecordObject(target, "randomize colors");
for (int i = 0; i < metaballTarget.colors.Length; i++)
{
float h, s, v;
Color.RGBToHSV(metaballTarget.colors[i], out h, out s, out v);
//h;
if (s > 0)
{
s += UnityEngine.Random.Range(-0.05f, 0.05f);
}
v += UnityEngine.Random.Range(-0.05f, 0.05f);
metaballTarget.colors[i] = Color.HSVToRGB(h, s, v);
}
}
if (lastEdited >= 0)
{
GUILayout.Label("last edited: " + lastEdited);
if (GUILayout.Button("delete point number " + lastEdited))
{
Undo.RecordObject(target, "delete metaball " + lastEdited);
metaballTarget.positions = metaballTarget.positions.RemoveAt(lastEdited);
metaballTarget.colors = metaballTarget.colors.RemoveAt(lastEdited);
metaballTarget.properties = metaballTarget.properties.RemoveAt(lastEdited);
metaballTarget.UpdateMaterial();
}
EditorGUI.BeginChangeCheck();
Vector4 pos = EditorGUILayout.Vector4Field("Position " + lastEdited, metaballTarget.positions[lastEdited]);
Color col = EditorGUILayout.ColorField("Color " + lastEdited, metaballTarget.colors[lastEdited]);
Vector4 props = EditorGUILayout.Vector4Field("Size, Hole - " + lastEdited, metaballTarget.properties[lastEdited]);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, "change point " + lastEdited);
metaballTarget.positions[lastEdited] = pos;
metaballTarget.colors[lastEdited] = col;
metaballTarget.properties[lastEdited] = props;
}
}
metaballTarget.UpdateMaterial();
}
