static void LoadConfig()
{
if (!ConfigLoaded)
{
// Standard config
IntPtr ptr = Recast.DefaultConfig(Application.dataPath + Path.DirectorySeparatorChar + ".." + Path.DirectorySeparatorChar + ".." + Path.DirectorySeparatorChar + "Recast.log");
config = (Config)Marshal.PtrToStructure(ptr, typeof(Config));
ecfg.AgentHeight = config.walkableHeight * config.ch;
ecfg.AgentMaxClimb = config.walkableClimb * config.ch;
ecfg.AgentRadius = config.walkableRadius * config.ch;
EdgeLen = config.maxEdgeLen * config.cs;
RegionMinSize = (float)Math.Sqrt(config.minRegionArea);
RegionMergeSize = (float)Math.Sqrt(config.mergeRegionArea);
DetailSampleDist = config.detailSampleDist / config.cs;
DetailSampleMaxError = config.detailSampleMaxError / config.ch;
ConfigLoaded = true;
}
}
void BakeSingleTile()
{
UpdateProgress(0f);
int nverts = 0;
float[] verts = null;
int ntris = 0;
int[] tris = null;
ProcessTerrain(ref verts, ref nverts, ref tris, ref ntris);
UpdateProgress(0.25f);
config.walkableHeight = (int)Math.Ceiling(ecfg.AgentHeight / config.ch);
config.walkableClimb = (int)Math.Floor(ecfg.AgentMaxClimb / config.ch);
config.walkableRadius = (int)Math.Ceiling(ecfg.AgentRadius / config.cs);
config.maxEdgeLen = (int)(EdgeLen / config.cs);
config.minRegionArea = (int)Math.Pow(RegionMinSize, 2);
config.mergeRegionArea = (int)Math.Pow(RegionMergeSize, 2);
config.detailSampleDist = DetailSampleDist < 0.9f ? 0 : config.cs * DetailSampleDist;
config.detailSampleMaxError = DetailSampleMaxError * config.ch;
// Generate Recast
Recast.handleBuild(ref config, verts, nverts, tris, ntris);
// Fetch navmeshes
IntPtr polyPtr = Recast.getPolyMesh();
IntPtr detailPtr = Recast.getPolyMeshDetail();
PolyMesh mesh = (PolyMesh)Marshal.PtrToStructure(polyPtr, typeof(PolyMesh));
PolyMeshDetail detail = (PolyMeshDetail)Marshal.PtrToStructure(detailPtr, typeof(PolyMeshDetail));
UpdateProgress(0.5f);
// Create asset
PolyMeshAsset asset = CustomAssetUtility.CreateAssetWithoutSaving <PolyMeshAsset>();
// Save config
asset.config = config;
// Set poly data
asset.PolyMesh.nverts = mesh.nverts;
asset.PolyMesh.npolys = mesh.npolys;
asset.PolyMesh.maxpolys = mesh.maxpolys;
asset.PolyMesh.nvp = mesh.nvp;
CopyArray <float>(mesh.bmin, ref asset.PolyMesh.bmin, 3);
CopyArray <float>(mesh.bmax, ref asset.PolyMesh.bmax, 3);
asset.PolyMesh.cs = mesh.cs;
asset.PolyMesh.ch = mesh.ch;
asset.PolyMesh.borderSize = mesh.borderSize;
asset.PolyMesh.verts = new ushort[3 * mesh.nverts];
CopyArray(mesh.verts, asset.PolyMesh.verts, 3 * mesh.nverts);
asset.PolyMesh.polys = new ushort[mesh.maxpolys * 2 * mesh.nvp];
CopyArray(mesh.polys, asset.PolyMesh.polys, mesh.maxpolys * 2 * mesh.nvp);
asset.PolyMesh.regs = new ushort[mesh.maxpolys];
CopyArray(mesh.regs, asset.PolyMesh.regs, mesh.maxpolys);
asset.PolyMesh.flags = new ushort[mesh.npolys];
CopyArray(mesh.flags, asset.PolyMesh.flags, mesh.npolys);
asset.PolyMesh.areas = new byte[mesh.maxpolys];
CopyArray(mesh.areas, asset.PolyMesh.areas, mesh.maxpolys);
// Set detail data
asset.PolyDetailMesh.nmeshes = detail.nmeshes;
asset.PolyDetailMesh.nverts = detail.nverts;
asset.PolyDetailMesh.ntris = detail.ntris;
asset.PolyDetailMesh.meshes = new uint[4 * detail.nmeshes];
CopyArray(detail.meshes, asset.PolyDetailMesh.meshes, 4 * detail.nmeshes);
asset.PolyDetailMesh.verts = new float[3 * detail.nverts];
CopyArray(detail.verts, asset.PolyDetailMesh.verts, 3 * detail.nverts);
asset.PolyDetailMesh.tris = new byte[4 * detail.ntris];
CopyArray(detail.tris, asset.PolyDetailMesh.tris, 4 * detail.ntris);
// Save asset again
UpdateProgress(0.75f);
CustomAssetUtility.SaveAsset <PolyMeshAsset>(asset);
// Close window
UpdateProgress(0f);
EditorUtility.ClearProgressBar();
}