private static void DrawCylinder(PropertyInfo radiusProp, PropertyInfo lengthProp, ParticleSystemForceField target, float multiplyByRadius = 1.0f)
{
float lengthHalf = (float)lengthProp.GetValue(target, null) * 0.5f;
// Circle at each end
for (int i = 0; i < 2; i++)
{
s_SphereBoundsHandle.axes = PrimitiveBoundsHandle.Axes.X | PrimitiveBoundsHandle.Axes.Z;
s_SphereBoundsHandle.center = new Vector3(0.0f, (i > 0) ? -lengthHalf : lengthHalf, 0.0f);
s_SphereBoundsHandle.radius = (float)radiusProp.GetValue(target, null) * multiplyByRadius;
EditorGUI.BeginChangeCheck();
s_SphereBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, string.Format(s_UndoString, ObjectNames.NicifyVariableName(target.GetType().Name)));
radiusProp.SetValue(target, s_SphereBoundsHandle.radius / multiplyByRadius, null);
}
}
// Handle at each end for controlling the length
EditorGUI.BeginChangeCheck();
lengthHalf = Handles.SizeSlider(Vector3.zero, Vector3.up, lengthHalf);
lengthHalf = Handles.SizeSlider(Vector3.zero, -Vector3.up, lengthHalf);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, string.Format(s_UndoString, ObjectNames.NicifyVariableName(target.GetType().Name)));
lengthProp.SetValue(target, Mathf.Max(0.0f, lengthHalf * 2.0f), null);
}
// Connecting lines
float lineRadius = (float)radiusProp.GetValue(target, null) * multiplyByRadius;
Handles.DrawLine(new Vector3(lineRadius, lengthHalf, 0.0f), new Vector3(lineRadius, -lengthHalf, 0.0f));
Handles.DrawLine(new Vector3(-lineRadius, lengthHalf, 0.0f), new Vector3(-lineRadius, -lengthHalf, 0.0f));
Handles.DrawLine(new Vector3(0.0f, lengthHalf, lineRadius), new Vector3(0.0f, -lengthHalf, lineRadius));
Handles.DrawLine(new Vector3(0.0f, lengthHalf, -lineRadius), new Vector3(0.0f, -lengthHalf, -lineRadius));
}
private static void DrawBox(PropertyInfo extentProp, ParticleSystemForceField target, float multiplyByRadius = 1.0f)
{
s_BoxBoundsHandle.axes = PrimitiveBoundsHandle.Axes.All;
s_BoxBoundsHandle.center = Vector3.zero;
s_BoxBoundsHandle.radius = (float)extentProp.GetValue(target, null) * multiplyByRadius;
EditorGUI.BeginChangeCheck();
s_BoxBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, string.Format(s_UndoString, ObjectNames.NicifyVariableName(target.GetType().Name)));
extentProp.SetValue(target, s_BoxBoundsHandle.radius / multiplyByRadius, null);
}
}
private static void DrawHemisphere(PropertyInfo radiusProp, ParticleSystemForceField target, float multiplyByRadius = 1.0f)
{
EditorGUI.BeginChangeCheck();
float oldRadius = (float)radiusProp.GetValue(target, null) * multiplyByRadius;
float newRadius = Handles.DoSimpleRadiusHandle(Quaternion.Euler(-90, 0, 0), Vector3.zero, oldRadius, true);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, string.Format(s_UndoString, ObjectNames.NicifyVariableName(target.GetType().Name)));
radiusProp.SetValue(target, newRadius / multiplyByRadius, null);
}
}
