mirror of
https://github.com/mod-playerbots/azerothcore-wotlk.git
synced 2026-01-22 05:06:24 +00:00
Big re-organization of repository [W.I.P]
This commit is contained in:
Yehonal
@@ -1,414 +0,0 @@
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/*
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* Copyright (C)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "ContinentBuilder.h"
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#include "TileBuilder.h"
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#include "Geometry.h"
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#include "WorldModelRoot.h"
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#include "Constants.h"
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#include "Utils.h"
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#include "Cache.h"
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#include "ADT.h"
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#include "WDT.h"
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#include "Recast.h"
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#include "RecastAlloc.h"
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#include "DetourNavMeshBuilder.h"
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#include <ace/Synch.h>
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TileBuilder::TileBuilder(ContinentBuilder* _cBuilder, std::string world, int x, int y, uint32 mapId) :
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World(world), X(x), Y(y), MapId(mapId), _Geometry(NULL), DataSize(0), cBuilder(_cBuilder)
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{
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// Config for normal maps
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memset(&Config, 0, sizeof(rcConfig));
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Config.cs = Constants::TileSize / 1800.0f; // TileSize / voxelSize
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Config.ch = 0.3f;
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Config.minRegionArea = 36;
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Config.mergeRegionArea = 144;
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Config.walkableSlopeAngle = 50.0f;
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Config.detailSampleDist = 3.0f;
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Config.detailSampleMaxError = 1.25f;
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Config.walkableClimb = 1.0f / Config.ch;
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Config.walkableHeight = 2.1 / Config.ch;
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Config.walkableRadius = 0.6f / Config.cs;
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Config.maxEdgeLen = Config.walkableRadius * 8;
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Config.borderSize = Config.walkableRadius + 8;
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Config.tileSize = 1800;
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Config.maxSimplificationError = 1.3f;
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Config.maxVertsPerPoly = 6;
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// Config for instances
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memset(&InstanceConfig, 0, sizeof(rcConfig));
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InstanceConfig.cs = 0.2f;
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InstanceConfig.ch = 0.3f;
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InstanceConfig.minRegionArea = 25;
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InstanceConfig.mergeRegionArea = 100;
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InstanceConfig.walkableSlopeAngle = 50.0f;
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InstanceConfig.detailSampleDist = 3.0f;
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InstanceConfig.detailSampleMaxError = 1.5f;
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InstanceConfig.walkableClimb = 1.0f / InstanceConfig.ch;
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InstanceConfig.walkableHeight = 2.1f / InstanceConfig.ch;
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InstanceConfig.walkableRadius = 0.6f / InstanceConfig.cs;
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InstanceConfig.maxEdgeLen = 8 * InstanceConfig.walkableRadius;
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InstanceConfig.maxVertsPerPoly = 6;
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InstanceConfig.maxSimplificationError = 1.25f;
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InstanceConfig.borderSize = 0;
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Context = new rcContext;
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}
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void TileBuilder::CalculateTileBounds( float*& bmin, float*& bmax, dtNavMeshParams& /*navMeshParams*/ )
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{
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bmin = new float[3];
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bmax = new float[3];
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bmin[0] = Constants::Origin[0] /*navMeshParams.orig[0]*/ + (Constants::TileSize * X);
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bmin[2] = Constants::Origin[2] /*navMeshParams.orig[2]*/ + (Constants::TileSize * Y);
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bmax[0] = Constants::Origin[0] /*navMeshParams.orig[0]*/ + (Constants::TileSize * (X + 1));
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bmax[2] = Constants::Origin[2] /*navMeshParams.orig[2]*/ + (Constants::TileSize * (Y + 1));
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}
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void TileBuilder::AddGeometry(WorldModelRoot* root, const WorldModelDefinition& def)
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{
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_Geometry = new Geometry();
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_Geometry->Transform = true;
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WorldModelHandler::InsertModelGeometry(_Geometry->Vertices, _Geometry->Triangles, def, root, false);
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OutputDebugVertices();
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}
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uint8* TileBuilder::BuildInstance( dtNavMeshParams& navMeshParams )
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{
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float* bmin = NULL, *bmax = NULL;
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_Geometry->CalculateBoundingBox(bmin, bmax);
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rcVcopy(InstanceConfig.bmax, bmax);
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rcVcopy(InstanceConfig.bmin, bmin);
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uint32 numVerts = _Geometry->Vertices.size();
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uint32 numTris = _Geometry->Triangles.size();
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float* vertices;
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int* triangles;
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uint8* areas;
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_Geometry->GetRawData(vertices, triangles, areas);
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// this sets the dimensions of the heightfield
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rcCalcGridSize(InstanceConfig.bmin, InstanceConfig.bmax, InstanceConfig.cs, &InstanceConfig.width, &InstanceConfig.height);
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rcHeightfield* hf = rcAllocHeightfield();
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rcCreateHeightfield(Context, *hf, InstanceConfig.width, InstanceConfig.height, InstanceConfig.bmin, InstanceConfig.bmax, InstanceConfig.cs, InstanceConfig.ch);
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rcClearUnwalkableTriangles(Context, InstanceConfig.walkableSlopeAngle, vertices, numVerts, triangles, numTris, areas);
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rcRasterizeTriangles(Context, vertices, numVerts, triangles, areas, numTris, *hf, InstanceConfig.walkableClimb);
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rcFilterLowHangingWalkableObstacles(Context, InstanceConfig.walkableClimb, *hf);
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rcFilterLedgeSpans(Context, InstanceConfig.walkableHeight, InstanceConfig.walkableClimb, *hf);
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rcFilterWalkableLowHeightSpans(Context, InstanceConfig.walkableHeight, *hf);
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rcCompactHeightfield* chf = rcAllocCompactHeightfield();
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rcBuildCompactHeightfield(Context, InstanceConfig.walkableHeight, InstanceConfig.walkableClimb, *hf, *chf);
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rcErodeWalkableArea(Context, InstanceConfig.walkableRadius, *chf);
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rcBuildDistanceField(Context, *chf);
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rcBuildRegions(Context, *chf, InstanceConfig.borderSize, InstanceConfig.minRegionArea, InstanceConfig.minRegionArea);
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rcContourSet* contours = rcAllocContourSet();
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rcBuildContours(Context, *chf, InstanceConfig.maxSimplificationError, InstanceConfig.maxEdgeLen, *contours);
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rcPolyMesh* pmesh = rcAllocPolyMesh();
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rcBuildPolyMesh(Context, *contours, InstanceConfig.maxVertsPerPoly, *pmesh);
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rcPolyMeshDetail* dmesh = rcAllocPolyMeshDetail();
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rcBuildPolyMeshDetail(Context, *pmesh, *chf, InstanceConfig.detailSampleDist, InstanceConfig.detailSampleMaxError, *dmesh);
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// Set flags according to area types (e.g. Swim for Water)
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for (int i = 0; i < pmesh->npolys; i++)
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{
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if (pmesh->areas[i] == Constants::POLY_AREA_ROAD || pmesh->areas[i] == Constants::POLY_AREA_TERRAIN)
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pmesh->flags[i] = Constants::POLY_FLAG_WALK;
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else if (pmesh->areas[i] == Constants::POLY_AREA_WATER)
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pmesh->flags[i] = Constants::POLY_FLAG_SWIM;
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}
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dtNavMeshCreateParams params;
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memset(¶ms, 0, sizeof(params));
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// PolyMesh data
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params.verts = pmesh->verts;
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params.vertCount = pmesh->nverts;
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params.polys = pmesh->polys;
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params.polyAreas = pmesh->areas;
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params.polyFlags = pmesh->flags;
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params.polyCount = pmesh->npolys;
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params.nvp = pmesh->nvp;
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// PolyMeshDetail data
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params.detailMeshes = dmesh->meshes;
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params.detailVerts = dmesh->verts;
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params.detailVertsCount = dmesh->nverts;
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params.detailTris = dmesh->tris;
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params.detailTriCount = dmesh->ntris;
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rcVcopy(params.bmin, pmesh->bmin);
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rcVcopy(params.bmax, pmesh->bmax);
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// General settings
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params.ch = InstanceConfig.ch;
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params.cs = InstanceConfig.cs;
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params.walkableClimb = InstanceConfig.walkableClimb * InstanceConfig.ch;
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params.walkableHeight = InstanceConfig.walkableHeight * InstanceConfig.ch;
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params.walkableRadius = InstanceConfig.walkableRadius * InstanceConfig.cs;
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params.tileX = X;
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params.tileY = Y;
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params.tileLayer = 0;
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params.buildBvTree = true;
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rcVcopy(params.bmax, bmax);
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rcVcopy(params.bmin, bmin);
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// Offmesh-connection settings
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params.offMeshConCount = 0; // none for now
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rcFreeHeightField(hf);
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rcFreeCompactHeightfield(chf);
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rcFreeContourSet(contours);
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delete vertices;
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delete triangles;
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delete areas;
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delete bmin;
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delete bmax;
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if (!params.polyCount || !params.polys || Constants::TilesPerMap * Constants::TilesPerMap == params.polyCount)
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{
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// we have flat tiles with no actual geometry - don't build those, its useless
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// keep in mind that we do output those into debug info
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// drop tiles with only exact count - some tiles may have geometry while having less tiles
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printf("No polygons to build on tile, skipping.\n");
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rcFreePolyMesh(pmesh);
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rcFreePolyMeshDetail(dmesh);
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return NULL;
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}
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int navDataSize;
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uint8* navData;
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printf("Creating the navmesh with %i vertices, %i polys, %i triangles!\n", params.vertCount, params.polyCount, params.detailTriCount);
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bool result = dtCreateNavMeshData(¶ms, &navData, &navDataSize);
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rcFreePolyMesh(pmesh);
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rcFreePolyMeshDetail(dmesh);
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if (result)
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{
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printf("NavMesh created, size %i!\n", navDataSize);
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DataSize = navDataSize;
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return navData;
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}
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return NULL;
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}
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uint8* TileBuilder::BuildTiled(dtNavMeshParams& navMeshParams)
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{
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_Geometry = new Geometry();
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_Geometry->Transform = true;
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ADT* adt = new ADT(Utils::GetAdtPath(World, X, Y), X, Y);
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adt->Read();
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_Geometry->AddAdt(adt);
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delete adt;
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if (_Geometry->Vertices.empty() && _Geometry->Triangles.empty())
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return NULL;
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float* bmin = NULL, *bmax = NULL;
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CalculateTileBounds(bmin, bmax, navMeshParams);
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_Geometry->CalculateMinMaxHeight(bmin[1], bmax[1]);
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// again, we load everything - wasteful but who cares
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for (int ty = Y - 1; ty <= Y + 1; ty++)
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{
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for (int tx = X - 1; tx <= X + 1; tx++)
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{
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// don't load main tile again
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if (tx == X && ty == Y)
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continue;
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ADT* _adt = new ADT(Utils::GetAdtPath(World, tx, ty), tx, ty);
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// If this condition is met, it means that this WDT does not contain the ADT
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if (!_adt->Data->Stream)
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{
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delete _adt;
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continue;
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}
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_adt->Read();
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_Geometry->AddAdt(_adt);
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delete _adt;
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}
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}
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OutputDebugVertices();
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uint32 numVerts = _Geometry->Vertices.size();
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uint32 numTris = _Geometry->Triangles.size();
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float* vertices;
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int* triangles;
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uint8* areas;
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_Geometry->GetRawData(vertices, triangles, areas);
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_Geometry->Vertices.clear();
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_Geometry->Triangles.clear();
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// add border
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bmin[0] -= Config.borderSize * Config.cs;
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bmin[2] -= Config.borderSize * Config.cs;
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bmax[0] += Config.borderSize * Config.cs;
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bmax[2] += Config.borderSize * Config.cs;
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rcHeightfield* hf = rcAllocHeightfield();
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int width = Config.tileSize + (Config.borderSize * 2);
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rcCreateHeightfield(Context, *hf, width, width, bmin, bmax, Config.cs, Config.ch);
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rcClearUnwalkableTriangles(Context, Config.walkableSlopeAngle, vertices, numVerts, triangles, numTris, areas);
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rcRasterizeTriangles(Context, vertices, numVerts, triangles, areas, numTris, *hf, Config.walkableClimb);
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rcFilterLowHangingWalkableObstacles(Context, Config.walkableClimb, *hf);
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rcFilterLedgeSpans(Context, Config.walkableHeight, Config.walkableClimb, *hf);
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rcFilterWalkableLowHeightSpans(Context, Config.walkableHeight, *hf);
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rcCompactHeightfield* chf = rcAllocCompactHeightfield();
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rcBuildCompactHeightfield(Context, Config.walkableHeight, Config.walkableClimb, *hf, *chf);
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rcErodeWalkableArea(Context, Config.walkableRadius, *chf);
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rcBuildDistanceField(Context, *chf);
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rcBuildRegions(Context, *chf, Config.borderSize, Config.minRegionArea, Config.mergeRegionArea);
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rcContourSet* contours = rcAllocContourSet();
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rcBuildContours(Context, *chf, Config.maxSimplificationError, Config.maxEdgeLen, *contours);
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rcPolyMesh* pmesh = rcAllocPolyMesh();
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rcBuildPolyMesh(Context, *contours, Config.maxVertsPerPoly, *pmesh);
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rcPolyMeshDetail* dmesh = rcAllocPolyMeshDetail();
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rcBuildPolyMeshDetail(Context, *pmesh, *chf, Config.detailSampleDist, Config.detailSampleMaxError, *dmesh);
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// Set flags according to area types (e.g. Swim for Water)
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for (int i = 0; i < pmesh->npolys; i++)
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{
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if (pmesh->areas[i] == Constants::POLY_AREA_ROAD || pmesh->areas[i] == Constants::POLY_AREA_TERRAIN)
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pmesh->flags[i] = Constants::POLY_FLAG_WALK;
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else if (pmesh->areas[i] == Constants::POLY_AREA_WATER)
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pmesh->flags[i] = Constants::POLY_FLAG_SWIM;
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}
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dtNavMeshCreateParams params;
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memset(¶ms, 0, sizeof(params));
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// PolyMesh data
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params.verts = pmesh->verts;
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params.vertCount = pmesh->nverts;
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params.polys = pmesh->polys;
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params.polyAreas = pmesh->areas;
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params.polyFlags = pmesh->flags;
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params.polyCount = pmesh->npolys;
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params.nvp = pmesh->nvp;
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// PolyMeshDetail data
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params.detailMeshes = dmesh->meshes;
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params.detailVerts = dmesh->verts;
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params.detailVertsCount = dmesh->nverts;
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params.detailTris = dmesh->tris;
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params.detailTriCount = dmesh->ntris;
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// General settings
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params.ch = Config.ch;
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params.cs = Config.cs;
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params.walkableClimb = Config.walkableClimb * Config.ch;
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params.walkableHeight = Config.walkableHeight * Config.ch;
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params.walkableRadius = Config.walkableRadius * Config.cs;
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params.tileX = X;
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params.tileY = Y;
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params.tileLayer = 0;
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params.buildBvTree = true;
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// Recalculate the bounds with the added geometry
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float* bmin2 = NULL, *bmax2 = NULL;
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CalculateTileBounds(bmin2, bmax2, navMeshParams);
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bmin2[1] = bmin[1];
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bmax2[1] = bmax[1];
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rcVcopy(params.bmax, bmax2);
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rcVcopy(params.bmin, bmin2);
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// Offmesh-connection settings
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params.offMeshConCount = 0; // none for now
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rcFreeHeightField(hf);
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rcFreeCompactHeightfield(chf);
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rcFreeContourSet(contours);
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delete vertices;
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delete triangles;
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delete areas;
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delete bmin;
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delete bmax;
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if (!params.polyCount || !params.polys || Constants::TilesPerMap * Constants::TilesPerMap == params.polyCount)
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{
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// we have flat tiles with no actual geometry - don't build those, its useless
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// keep in mind that we do output those into debug info
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// drop tiles with only exact count - some tiles may have geometry while having less tiles
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printf("[%02i, %02i] No polygons to build on tile, skipping.\n", X, Y);
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rcFreePolyMesh(pmesh);
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rcFreePolyMeshDetail(dmesh);
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return NULL;
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}
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int navDataSize;
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uint8* navData;
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printf("[%02i, %02i] Creating the navmesh with %i vertices, %i polys, %i triangles!\n", X, Y, params.vertCount, params.polyCount, params.detailTriCount);
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bool result = dtCreateNavMeshData(¶ms, &navData, &navDataSize);
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rcFreePolyMesh(pmesh);
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rcFreePolyMeshDetail(dmesh);
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if (result)
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{
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printf("[%02i, %02i] NavMesh created, size %i!\n", X, Y, navDataSize);
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DataSize = navDataSize;
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return navData;
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}
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return NULL;
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}
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void TileBuilder::OutputDebugVertices()
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{
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if (Constants::Debug)
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{
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char buff[100];
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sprintf(buff, "mmaps/%s_%02u%02u.obj", World.c_str(), Y, X);
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FILE* debug = fopen(buff, "wb");
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for (uint32 i = 0; i < _Geometry->Vertices.size(); ++i)
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{
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const Vector3& vector = _Geometry->Vertices[i];
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fprintf(debug, "v %f %f %f\n", vector.x, vector.y, vector.z);
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}
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for (uint32 i = 0; i < _Geometry->Triangles.size(); ++i)
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{
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const Triangle<uint32>& triangle = _Geometry->Triangles[i];
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fprintf(debug, "f %u %u %u\n", triangle.V0 + 1, triangle.V1 + 1, triangle.V2 + 1);
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}
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fclose(debug);
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}
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}
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TileBuilder::~TileBuilder()
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{
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delete Context;
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delete _Geometry;
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}
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Reference in New Issue
Block a user