MeshManager.cpp

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#include <tdme/engine/subsystems/manager/MeshManager.h>
 
#include <string>
#include <unordered_map>
 
#include <tdme/tdme.h>
#include <tdme/engine/subsystems/manager/MeshManager_MeshManaged.h>
#include <tdme/engine/subsystems/rendering/Object3DNodeMesh.h>
#include <tdme/utilities/Console.h>
 
using std::string;
using std::unordered_map;
 
using tdme::engine::subsystems::manager::MeshManager;
using tdme::engine::subsystems::manager::MeshManager_MeshManaged;
using tdme::engine::subsystems::rendering::Object3DNodeMesh;
using tdme::utilities::Console;
 
MeshManager::MeshManager()
{
}
 
MeshManager::~MeshManager() {
    for (auto it = meshes.begin(); it != meshes.end(); ++it) {
        delete it->second;
    }
}
 
Object3DNodeMesh* MeshManager::getMesh(const string& meshId)
{
    // check if we already manage this mesh
    auto meshManagedIt = meshes.find(meshId);
    if (meshManagedIt != meshes.end()) {
        auto meshManaged = meshManagedIt->second;
        meshManaged->incrementReferenceCounter();
        return meshManaged->getMesh();
    }
    // otherwise no mesh
    return nullptr;
}
 
void MeshManager::addMesh(const string& meshId, Object3DNodeMesh* mesh)
{
    // create managed texture
    auto meshManaged = new MeshManager_MeshManaged(meshId, mesh);
    meshManaged->incrementReferenceCounter();
    // add it to our textures
    meshes[meshManaged->getId()] = meshManaged;
}
 
void MeshManager::removeMesh(const string& meshId)
{
    auto meshManagedIt = meshes.find(meshId);
    if (meshManagedIt != meshes.end()) {
        auto meshManaged = meshManagedIt->second;
        if (meshManaged->decrementReferenceCounter()) {
            // remove from our list
            meshes.erase(meshManagedIt);
            delete meshManaged;
        }
        return;
    }
    Console::println(string("Warning: mesh not managed by mesh manager: " + meshId));
}