VBOManager.h

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#pragma once
 
#include <string>
#include <unordered_map>
 
#include <tdme/tdme.h>
#include <tdme/engine/subsystems/manager/fwd-tdme.h>
#include <tdme/engine/subsystems/renderer/fwd-tdme.h>
#include <tdme/os/threading/ReadWriteLock.h>
#include <tdme/utilities/fwd-tdme.h>
 
using std::string;
using std::unordered_map;
 
using tdme::engine::subsystems::manager::VBOManager_VBOManaged;
using tdme::engine::subsystems::renderer::Renderer;
using tdme::os::threading::ReadWriteLock;
 
/**
 * VBO manager
 * @author Andreas Drewke
 * @version $Id$
 */
class tdme::engine::subsystems::manager::VBOManager final
{
    friend class VBOManager_VBOManaged;
 
private:
    Renderer* renderer { nullptr };
    unordered_map<string, VBOManager_VBOManaged*> vbos;
    ReadWriteLock rwLock;
 
public:
    /**
     * Public constructor
     */
    VBOManager(Renderer* renderer);
 
    /**
     * Destructor
     */
    ~VBOManager();
 
    /**
     * Adds a VBO to manager or retrieve VBO if existing
     * @param vboId VBO id
     * @param ids VBOs to allocate
     * @param useGPUMemory use GPU memory
     * @param shared shared between different threads
     * @param created returns if VBO was just created
     */
    VBOManager_VBOManaged* addVBO(const string& vboId, int32_t ids, bool useGPUMemory, bool shared, bool& created);
 
    /**
     * Retrieves a VBO managed from manager
     * @param vboId VBO id
     * @return VBO managed or nullptr
     */
    VBOManager_VBOManaged* getVBO(const string& vboId);
 
    /**
     * Removes a VBO from manager
     * @param vboId VBO id
     */
    void removeVBO(const string& vboId);
 
};