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#include "graphics/engine/modelmanager.h"
#include "app/app.h"
#include "common/logger.h"
#include "graphics/engine/engine.h"
#include <cstdio>
template<> Gfx::CModelManager* CSingleton<Gfx::CModelManager>::m_instance = nullptr;
namespace Gfx {
CModelManager::CModelManager(CEngine* engine)
{
m_engine = engine;
}
CModelManager::~CModelManager()
{
}
bool CModelManager::LoadModel(const std::string& fileName, bool mirrored)
{
GetLogger()->Debug("Loading model '%s'\n", fileName.c_str());
CModelFile modelFile;
std::string filePath = CApplication::GetInstance().GetDataFilePath(DIR_MODEL, fileName);
if (!modelFile.ReadModel(filePath))
{
GetLogger()->Error("Loading model '%s' failed\n", filePath.c_str());
return false;
}
ModelInfo modelInfo;
modelInfo.baseObjRank = m_engine->CreateBaseObject();
modelInfo.triangles = modelFile.GetTriangles();
if (mirrored)
Mirror(modelInfo.triangles);
FileInfo fileInfo(fileName, mirrored);
m_models[fileInfo] = modelInfo;
std::vector<VertexTex2> vs(3, VertexTex2());
for (int i = 0; i < static_cast<int>( modelInfo.triangles.size() ); i++)
{
int state = modelInfo.triangles[i].state;
std::string tex2Name = modelInfo.triangles[i].tex2Name;
if (modelInfo.triangles[i].variableTex2)
{
int texNum = m_engine->GetSecondTexture();
if (texNum >= 1 && texNum <= 10)
state |= ENG_RSTATE_DUAL_BLACK;
if (texNum >= 11 && texNum <= 20)
state |= ENG_RSTATE_DUAL_WHITE;
char name[20] = { 0 };
sprintf(name, "dirty%.2d.png", texNum);
tex2Name = name;
}
vs[0] = modelInfo.triangles[i].p1;
vs[1] = modelInfo.triangles[i].p2;
vs[2] = modelInfo.triangles[i].p3;
m_engine->AddBaseObjTriangles(modelInfo.baseObjRank, vs, ENG_TRIANGLE_TYPE_TRIANGLES,
modelInfo.triangles[i].material, state,
modelInfo.triangles[i].tex1Name, tex2Name,
modelInfo.triangles[i].lodLevel, false);
}
return true;
}
bool CModelManager::AddModelReference(const std::string& fileName, bool mirrored, int objRank)
{
auto it = m_models.find(FileInfo(fileName, mirrored));
if (it == m_models.end())
{
if (!LoadModel(fileName, mirrored))
return false;
it = m_models.find(FileInfo(fileName, mirrored));
}
m_engine->SetObjectBaseRank(objRank, (*it).second.baseObjRank);
return true;
}
bool CModelManager::AddModelCopy(const std::string& fileName, bool mirrored, int objRank)
{
auto it = m_models.find(FileInfo(fileName, mirrored));
if (it == m_models.end())
{
if (!LoadModel(fileName, mirrored))
return false;
it = m_models.find(FileInfo(fileName, mirrored));
}
int copyBaseObjRank = m_engine->CreateBaseObject();
m_engine->CopyBaseObject((*it).second.baseObjRank, copyBaseObjRank);
m_engine->SetObjectBaseRank(objRank, copyBaseObjRank);
m_copiesBaseRanks.push_back(copyBaseObjRank);
return true;
}
bool CModelManager::IsModelLoaded(const std::string& fileName, bool mirrored)
{
return m_models.count(FileInfo(fileName, mirrored)) > 0;
}
int CModelManager::GetModelBaseObjRank(const std::string& fileName, bool mirrored)
{
auto it = m_models.find(FileInfo(fileName, mirrored));
if (it == m_models.end())
return -1;
return (*it).second.baseObjRank;
}
void CModelManager::DeleteAllModelCopies()
{
for (int baseObjRank : m_copiesBaseRanks)
{
m_engine->DeleteBaseObject(baseObjRank);
}
m_copiesBaseRanks.clear();
}
void CModelManager::UnloadModel(const std::string& fileName, bool mirrored)
{
auto it = m_models.find(FileInfo(fileName, mirrored));
if (it == m_models.end())
return;
m_engine->DeleteBaseObject((*it).second.baseObjRank);
m_models.erase(it);
}
void CModelManager::UnloadAllModels()
{
for (auto& mf : m_models)
m_engine->DeleteBaseObject(mf.second.baseObjRank);
m_models.clear();
}
void CModelManager::Mirror(std::vector<ModelTriangle>& triangles)
{
for (int i = 0; i < static_cast<int>( triangles.size() ); i++)
{
VertexTex2 t = triangles[i].p1;
triangles[i].p1 = triangles[i].p2;
triangles[i].p2 = t;
triangles[i].p1.coord.z = -triangles[i].p1.coord.z;
triangles[i].p2.coord.z = -triangles[i].p2.coord.z;
triangles[i].p3.coord.z = -triangles[i].p3.coord.z;
triangles[i].p1.normal.z = -triangles[i].p1.normal.z;
triangles[i].p2.normal.z = -triangles[i].p2.normal.z;
triangles[i].p3.normal.z = -triangles[i].p3.normal.z;
}
}
float CModelManager::GetHeight(std::vector<ModelTriangle>& triangles, Math::Vector pos)
{
const float limit = 5.0f;
for (int i = 0; i < static_cast<int>( triangles.size() ); i++)
{
if ( fabs(pos.x - triangles[i].p1.coord.x) < limit &&
fabs(pos.z - triangles[i].p1.coord.z) < limit )
return triangles[i].p1.coord.y;
if ( fabs(pos.x - triangles[i].p2.coord.x) < limit &&
fabs(pos.z - triangles[i].p2.coord.z) < limit )
return triangles[i].p2.coord.y;
if ( fabs(pos.x - triangles[i].p3.coord.x) < limit &&
fabs(pos.z - triangles[i].p3.coord.z) < limit )
return triangles[i].p3.coord.y;
}
return 0.0f;
}
}
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