150 lines
4.3 KiB
C++
150 lines
4.3 KiB
C++
/*
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* Copyright (C)
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*
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* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*/
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#include "WorldModelGroup.h"
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#include "ChunkedData.h"
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#include "Chunk.h"
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#include "Utils.h"
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WorldModelGroup::WorldModelGroup( std::string path, int groupIndex ) : GroupIndex(groupIndex), MOBA(NULL), IsBad(false), HasLiquidData(false)
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{
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Data = new ChunkedData(path);
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if (!Data->Stream)
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{
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IsBad = true;
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return;
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}
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Chunk* mainChunk = Data->GetChunkByName("MOGP");
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int32 firstSub = mainChunk->FindSubChunkOffset("MOPY");
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if (firstSub == -1)
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return;
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Name = Utils::GetPlainName(path.c_str());
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FILE* stream = mainChunk->GetStream();
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fseek(stream, firstSub, SEEK_SET);
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SubData = new ChunkedData(stream, mainChunk->Length - firstSub);
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ReadHeader();
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ReadMaterials();
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ReadTriangles();
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ReadVertices();
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ReadNormals();
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ReadLiquid();
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ReadBatches();
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}
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void WorldModelGroup::ReadNormals()
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{
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Chunk* chunk = SubData->GetChunkByName("MONR");
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if (!chunk)
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return;
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uint32 normalCount = chunk->Length / 12;
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ASSERT(normalCount == Vertices.size() && "normalCount is different than the Vertices count");
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Normals.reserve(normalCount);
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FILE* stream = chunk->GetStream();
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for (uint32 i = 0; i < normalCount; i++)
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Normals.push_back(Vector3::Read(stream));
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}
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void WorldModelGroup::ReadLiquid()
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{
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Chunk* chunk = SubData->GetChunkByName("MLIQ");
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if (!chunk)
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return;
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HasLiquidData = true;
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FILE* stream = chunk->GetStream();
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LiquidDataHeader = LiquidHeader::Read(stream);
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LiquidDataGeometry = LiquidData::Read(stream, LiquidDataHeader);
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}
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void WorldModelGroup::ReadVertices()
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{
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Chunk* chunk = SubData->GetChunkByName("MOVT");
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if (!chunk)
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return;
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uint32 verticeCount = chunk->Length / 12;
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Vertices.reserve(verticeCount);
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FILE* stream = chunk->GetStream();
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for (uint32 i = 0; i < verticeCount; i++)
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Vertices.push_back(Vector3::Read(stream));
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}
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void WorldModelGroup::ReadTriangles()
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{
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Chunk* chunk = SubData->GetChunkByName("MOVI");
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if (!chunk)
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return;
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uint32 triangleCount = chunk->Length / 6;
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ASSERT(triangleCount == TriangleFlags.size() && "triangleCount != TriangleFlags.size()");
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FILE* stream = chunk->GetStream();
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Triangles.reserve(triangleCount);
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for (uint32 i = 0; i < triangleCount; i++)
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{
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uint16 v0;
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uint16 v1;
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uint16 v2;
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int count = 0;
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count += fread(&v0, sizeof(uint16), 1, stream);
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count += fread(&v1, sizeof(uint16), 1, stream);
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count += fread(&v2, sizeof(uint16), 1, stream);
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if (count != 3)
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printf("WorldModelGroup::ReadMaterials: Error reading data, expected 3, read %d\n", count);
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Triangles.push_back(Triangle<uint16>(Constants::TRIANGLE_TYPE_WMO, v0, v1, v2));
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}
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}
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void WorldModelGroup::ReadMaterials()
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{
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Chunk* chunk = SubData->GetChunkByName("MOPY");
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if (!chunk)
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return;
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FILE* stream = chunk->GetStream();
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uint32 triangleCount = chunk->Length / 2;
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TriangleFlags.reserve(triangleCount);
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TriangleMaterials.reserve(triangleCount);
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for (uint32 i = 0; i < triangleCount; i++)
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{
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uint8 tmp;
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if (fread(&tmp, sizeof(uint8), 1, stream) != 1)
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printf("WorldModelGroup::ReadMaterials: Error reading data, expected 1, read 0\n");
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TriangleFlags.push_back(tmp);
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// Read again for material.
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if (fread(&tmp, sizeof(uint8), 1, stream) != 1)
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printf("WorldModelGroup::ReadMaterials: Error reading data, expected 1, read 0\n");
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TriangleMaterials.push_back(tmp);
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}
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}
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void WorldModelGroup::ReadHeader()
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{
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Chunk* chunk = Data->GetChunkByName("MOGP");
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if (!chunk)
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return;
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FILE* stream = chunk->GetStream();
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Header = WMOGroupHeader::Read(stream);
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}
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void WorldModelGroup::ReadBatches()
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{
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Chunk* chunk = Data->GetChunkByName("MOBA");
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if (!chunk)
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return;
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MOBALength = chunk->Length / 2;
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MOBA = new uint16[MOBALength];
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uint32 count = (uint32)fread(MOBA, sizeof(uint16), MOBALength, chunk->GetStream());
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if (count != MOBALength)
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printf("WorldModelGroup::ReadBatches: Error reading data, expected %u, read %u\n", MOBALength, count);
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}
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