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Here's the code that loads in the verticies to recast:- Include:- #ifndef MESHLOADER_SBX #define MESHLOADER_SBX #include "leo.h" #include "MeshLoaderObj.h" class rcMeshLoaderSBX : public rcMeshLoaderObj { public: TEntity scene; int vcap; int tcap; int nidx; rcMeshLoaderSBX() { vcap = 0; tcap = 0; scene = NULL;}; ~rcMeshLoaderSBX(); void addVertex(float x, float y, float z, int& cap) { rcMeshLoaderObj::addVertex( x, y, z, cap); } void addTriangle(int a, int b, int c, int& cap) { rcMeshLoaderObj::addTriangle(a, b, c, cap); } bool load(const char* filename); private: }; #endif Source:- #include "leo.h" #include "recast.h" #include <stdio.h> #include <stdlib.h> #include <string.h> #define _USE_MATH_DEFINES #include <math.h> #include "ledcast.h" #include "ledcast_statmeshSimple.h" #include "rcMeshLoaderSBX.h" using namespace LEO; rcMeshLoaderSBX *currentLoader; bool processMesh( TEntity entity ) { TMesh mesh = (TMesh)entity; int SurfCnt = CountSurfaces( mesh ); TSurface surface; TVec3 vec; int vertIdx; float factor=1; vertIdx = currentLoader->getVertCount(); for( int s = 1; s <= SurfCnt; s++ ) { surface = GetSurface( mesh, s ); if (surface) { for( int t = 0; t < CountTriangles( surface ); t++) { for( int v = 0; v < 3; v++) { vec = GetVertexPosition( surface, TriangleVertex( surface, t, v )); vec=TFormPoint(Vec3(vec.X,vec.Y,vec.Z),entity,NULL); currentLoader->addVertex( (vec.X)*-factor, (vec.Y)*factor, (vec.Z)*factor, currentLoader->vcap ); } currentLoader->addTriangle( vertIdx+1, vertIdx, vertIdx+2, currentLoader->tcap ); vertIdx=vertIdx+3; } } else break; } return true; } int _stdcall recastLoadMesh( TEntity entity, byte* extra ) { TMesh mesh = (TMesh)entity; std::string entityClass, cn, en; int type, type1; // Only bother with collision type 1 cn=GetEntityKey(entity,"classname"); en=GetEntityKey(entity,"name"); entityClass = GetEntityKey(entity, "class",""); type = atoi( GetEntityKey(entity, "collisiontype","1") ); if (type >0) EntityType(entity, type, 1); type1 = GetEntityType(entity); //if (EntityHidden(entity)) return true; if (entityClass != "Model") return true; if( (type1 != 1)|| (cn=="water")|| (cn=="physics_prop")|| (cn=="physics_pivot")|| (cn=="joint_motor")|| (cn=="info_waypoint")|| (cn=="info_playerstart")|| (cn=="player")|| (cn=="light_directional")|| (cn=="light_spot")|| (cn=="light_point")|| (cn=="env_emitter")|| (cn=="env_sound")) { HideEntity(entity); return true; } int child = CountChildren(entity); for(int i=1; i<=child;i++) { processMesh( GetChild(entity, i) ); }; return true; } int _stdcall recastLoadTerrain( TEntity terrain, byte* extra ) { std::string entityClass; entityClass = GetEntityKey(terrain, "class",""); if (entityClass != "Terrain") return false; float mapSize = 1024; float x; float z; float mapHalfSize = 512; float height; int vertIdx; float minx = 0, minz =0, maxx=0, maxz=0; if (!terrain) return false; vertIdx = currentLoader->getVertCount(); for(x = -mapHalfSize; x<mapHalfSize - 1; x++) { for(z = -mapHalfSize; z<mapHalfSize - 1; z++) { height = TerrainElevation( terrain, x, z); if ((height != 0) || ((x>=minx && x<=maxx) && (z>=minz && z <= maxz))) { minx = __min(minx, x); minz = __min(minz, z); maxx = __max(maxx, x); maxz = __max(maxz, z); //br height = TerrainElevation( terrain, (float)x+1, (float)z); currentLoader->addVertex( (x+1)*-1, height, z, currentLoader->vcap ); //tr height = TerrainElevation( terrain, (float)x+1, (float)z+1); currentLoader->addVertex( (x+1)*-1, height, z+1, currentLoader->vcap ); //bl height = TerrainElevation( terrain, x, z); currentLoader->addVertex( x*-1, height, z, currentLoader->vcap ); currentLoader->addTriangle( vertIdx, vertIdx+1, vertIdx+2, currentLoader->tcap ); vertIdx=vertIdx+3; //Trianlge 2 //tl height = TerrainElevation( terrain, (float)x, (float)z+1); currentLoader->addVertex( x*-1, height, z+1, currentLoader->vcap ); //bl height = TerrainElevation( terrain, (float)x, (float)z); currentLoader->addVertex( x*-1, height, z, currentLoader->vcap ); //tr height = TerrainElevation( terrain, (float)x+1, (float)z+1); currentLoader->addVertex( (x+1)*-1, height, z+1, currentLoader->vcap ); currentLoader->addTriangle( vertIdx, vertIdx+1, vertIdx+2, currentLoader->tcap ); vertIdx=vertIdx+3; } else height = -1; } } return true; } int _stdcall recastLoadMeshNormals( TEntity entity, byte* extra ) { TMesh mesh = (TMesh)entity; std::string entityClass; entityClass = GetEntityKey(entity, "class",""); if (entityClass != "Mesh") return false; TSurface surface; int SurfCnt = CountSurfaces( mesh ); float *normals; normals = (float *)(currentLoader->getNormals()); TVec3 vnorm; for( int s = 1; s <= SurfCnt; s++ ) { surface = GetSurface( mesh, s ); for( int t = 0; t < CountTriangles( surface ); t++) { vnorm = GetVertexNormal( surface, TriangleVertex( surface, t, 1 )); normals[currentLoader->nidx] = vnorm.X; normals[currentLoader->nidx+1] = vnorm.Y; normals[currentLoader->nidx+2] = vnorm.Z; currentLoader->nidx=currentLoader->nidx+3; } } return true; } bool rcMeshLoaderSBX::load(const char* filename) { TWorld world; TWorld cur; cur = CurrentWorld(); std::string f = filename; if (f.find("sbx")) scene = LoadScene((str)filename); else if (f.find("gmf")) scene = LoadModel((str)filename); if (!scene) return false; currentLoader = this; ForEachEntityDo( (BP)recastLoadMesh,NULL, ENTITY_MESH|ENTITY_MODEL ); ForEachEntityDo( (BP)recastLoadTerrain,NULL, ENTITY_TERRAIN ); setNormals( new float[getTriCount()*3] ); nidx = 0; calcNormals(); SetWorld(cur); return true; } rcMeshLoaderSBX::~rcMeshLoaderSBX() { if (scene) FreeEntity(scene); }