public void Interesect(IPaintingTool tool, bool erase)
{
if (m_Root != null)
{
m_Root.Interesect(tool, erase, Vector2.zero, Vector2.right, Vector2.up, vertex0, vertex1, vertex2, 0, m_MaxDepth);
}
}
public void Erase(IPaintingTool tool)
{
if (m_Tree != null)
{
m_Tree.Interesect(tool, true);
}
}
/// <summary>
/// 相交测试
/// </summary>
/// <param name="tool">绘画工具</param>
/// <param name="erase">是否擦除</param>
public void Interesect(IPaintingTool tool, bool erase = false)
{
if (m_Root != null)
{
m_Root.Interesect(tool, erase);
}
}
public void Draw(IPaintingTool tool)
{
if (m_Tree != null)
{
m_Tree.Interesect(tool);
}
}
private void ApplyPaint(IPaintingTool tool)
{
if (tool != null)
{
m_IsPainterChanged = true;
if (m_ToolType == ToolType.Paint)
{
m_Target.Draw(tool);
}
else if (m_ToolType == ToolType.Erase)
{
m_Target.Erase(tool);
}
}
}
private void DrawPaintingToolSceneGUI()
{
IPaintingTool tool = m_Target.GetPaintingTool();
if (tool == null)
{
return;
}
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(FocusType.Passive));
if (m_Target.data != null && m_Target.renderMeshs != null && m_Target.renderMeshs.Length > 0)
{
var tooleditor = GetPaintingToolEditor(tool);
tooleditor.DrawSceneGUI(m_Target);
}
}
public void Interesect(IPaintingTool tool, bool erase)
{
for (int i = 0; i < m_ChildNodes.Length; i++)
{
if (m_ChildNodes[i] != null)
{
m_ChildNodes[i].Interesect(tool, erase);
}
}
if (tool.IntersectsBounds(this.bounds))
{
for (int i = 0; i < m_ItemList.Count; i++)
{
if (tool.IntersectsBounds(m_ItemList[i].bounds))
{
m_ItemList[i].Interesect(tool, erase);
}
}
}
}
private NavMeshToolEditor GetPaintingToolEditor(IPaintingTool tool)
{
System.Type tooltype = tool.GetType();
NavMeshToolEditor editor = null;
if (m_ToolEditors == null)
{
m_ToolEditors = new Dictionary <System.Type, NavMeshToolEditor>();
System.Reflection.Assembly assembly = this.GetType().Assembly;
var types = assembly.GetTypes();
foreach (var type in types)
{
if (type.IsSubclassOf(typeof(NavMeshToolEditor)))
{
var attributes = type.GetCustomAttributes(typeof(CustomNavMeshToolEditorAttribute), false);
foreach (var att in attributes)
{
CustomNavMeshToolEditorAttribute a = att as CustomNavMeshToolEditorAttribute;
if (a == null)
{
continue;
}
if (!m_ToolEditors.ContainsKey(a.navMeshToolType))
{
m_ToolEditors[a.navMeshToolType] = (NavMeshToolEditor)System.Activator.CreateInstance(type);
m_ToolEditors[a.navMeshToolType].SetApplyAction(new System.Action <IPaintingTool>(ApplyPaint));
}
}
}
}
}
if (m_ToolEditors.ContainsKey(tooltype))
{
editor = m_ToolEditors[tooltype];
editor.SetTool(tool);
}
return(editor);
}
public void Interesect(IPaintingTool tool, bool erase, Vector2 weight0, Vector2 weight1, Vector2 weight2, Vector3 v0, Vector3 v1, Vector3 v2, int depth, int maxDepth)
{
Vector3 vertex0 = (1 - weight0.x - weight0.y) * v0 + weight0.x * v1 + weight0.y * v2;
Vector3 vertex1 = (1 - weight1.x - weight1.y) * v0 + weight1.x * v1 + weight1.y * v2;
Vector3 vertex2 = (1 - weight2.x - weight2.y) * v0 + weight2.x * v1 + weight2.y * v2;
if (tool.IntersectsTriangle(vertex0, vertex1, vertex2))
{
bool continuePaint = m_PaintedType == PaintedType.Mix;
if (m_PaintedType == PaintedType.Painted && erase)
{
continuePaint = true;
}
if (m_PaintedType == PaintedType.None && !erase)
{
continuePaint = true;
}
if (!continuePaint)
{
return;
}
if (depth <= maxDepth)
{
if (m_CenterNode == null)
{
m_CenterNode = new NavMeshTriangleNode(m_PaintedType);
}
if (m_TopNode == null)
{
m_TopNode = new NavMeshTriangleNode(m_PaintedType);
}
if (m_LeftNode == null)
{
m_LeftNode = new NavMeshTriangleNode(m_PaintedType);
}
if (m_RightNode == null)
{
m_RightNode = new NavMeshTriangleNode(m_PaintedType);
}
}
Vector2 halfw01 = weight0 + (weight1 - weight0) * 0.5f;
Vector2 halfw02 = weight0 + (weight2 - weight0) * 0.5f;
Vector2 halfw12 = weight1 + (weight2 - weight1) * 0.5f;
if (m_CenterNode != null)
{
m_CenterNode.Interesect(tool, erase, halfw01, halfw12, halfw02, v0, v1, v2, depth + 1, maxDepth);
}
if (m_TopNode != null)
{
m_TopNode.Interesect(tool, erase, halfw01, weight1, halfw12, v0, v1, v2, depth + 1, maxDepth);
}
if (m_LeftNode != null)
{
m_LeftNode.Interesect(tool, erase, weight0, halfw01, halfw02, v0, v1, v2, depth + 1, maxDepth);
}
if (m_RightNode != null)
{
m_RightNode.Interesect(tool, erase, halfw02, halfw12, weight2, v0, v1, v2, depth + 1, maxDepth);
}
ResetPaintMark(!erase);
}
}
public void SetTool(IPaintingTool tool)
{
target = tool;
}