Store recast mesh bounds

components/detournavigator/makenavmesh.cpp

@@ -252,10 +252,8 @@ namespace DetourNavigator
             getRadius(settings, agentHalfExtents),
             " changedTile=", changedTile);
 
-        osg::Vec3f boundsMin;
-        osg::Vec3f boundsMax;
-        rcCalcBounds(recastMesh.getVertices().data(), int(recastMesh.getVerticesCount()),
-            boundsMin.ptr(), boundsMax.ptr());
+        const auto& boundsMin = recastMesh.getBoundsMin();
+        const auto& boundsMax = recastMesh.getBoundsMax();
 
         const auto& params = *navMesh.lock()->getParams();
         const osg::Vec3f origin(params.orig[0], params.orig[1], params.orig[2]);

components/detournavigator/recastmesh.cpp

@@ -1,7 +1,8 @@
 #include "recastmesh.hpp"
-#include "chunkytrimesh.hpp"
 #include "settings.hpp"
 
+#include <Recast.h>
+
 namespace DetourNavigator
 {
     RecastMesh::RecastMesh(std::vector<int> indices, std::vector<float> vertices, const Settings& settings)
@@ -9,5 +10,6 @@ namespace DetourNavigator
         , mVertices(std::move(vertices))
         , mChunkyTriMesh(mVertices, mIndices, settings.mTrianglesPerChunk)
     {
+        rcCalcBounds(mVertices.data(), static_cast<int>(getVerticesCount()), mBoundsMin.ptr(), mBoundsMax.ptr());
     }
 }

components/detournavigator/recastmesh.hpp

@@ -6,6 +6,8 @@
 #include <memory>
 #include <vector>
 
+#include <osg/Vec3f>
+
 namespace DetourNavigator
 {
     struct Settings;
@@ -40,10 +42,22 @@ namespace DetourNavigator
             return mChunkyTriMesh;
         }
 
+        const osg::Vec3f& getBoundsMin() const
+        {
+            return mBoundsMin;
+        }
+
+        const osg::Vec3f& getBoundsMax() const
+        {
+            return mBoundsMax;
+        }
+
     private:
         std::vector<int> mIndices;
         std::vector<float> mVertices;
         ChunkyTriMesh mChunkyTriMesh;
+        osg::Vec3f mBoundsMin;
+        osg::Vec3f mBoundsMax;
     };
 }