Object3DNodeRenderer.h

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#pragma once
 
#include <vector>
 
#include <tdme/tdme.h>
#include <tdme/engine/fwd-tdme.h>
#include <tdme/engine/model/Node.h>
#include <tdme/engine/subsystems/manager/VBOManager_VBOManaged.h>
#include <tdme/engine/subsystems/rendering/fwd-tdme.h>
#include <tdme/engine/subsystems/rendering/Object3DNode.h>
#include <tdme/engine/subsystems/rendering/Object3DNodeMesh.h>
#include <tdme/engine/subsystems/skinning/fwd-tdme.h>
 
using std::vector;
 
using tdme::engine::subsystems::manager::VBOManager_VBOManaged;
using tdme::engine::subsystems::rendering::EntityRenderer;
using tdme::engine::subsystems::rendering::Object3DNode;
using tdme::engine::subsystems::rendering::Object3DNodeMesh;
using tdme::engine::subsystems::skinning::SkinningShader;
 
/**
 * Object 3D node VBO renderer
 * @author Andreas Drewke
 * @version $Id$
 */
class tdme::engine::subsystems::rendering::Object3DNodeRenderer final
{
    friend class EntityRenderer;
    friend class tdme::engine::Object3D;
    friend class tdme::engine::subsystems::rendering::Object3DNodeMesh;
    friend class tdme::engine::subsystems::skinning::SkinningShader;
 
private:
    Object3DNode* object3DNode { nullptr };
    VBOManager_VBOManaged* vboManagedBase { nullptr };
    VBOManager_VBOManaged* vboManagedNormalMapping { nullptr };
    VBOManager_VBOManaged* vboManagedOrigins { nullptr };
    VBOManager_VBOManaged* vboManagedLods { nullptr };
    vector<int32_t>* vboBaseIds { nullptr };
    vector<int32_t>* vboNormalMappingIds { nullptr  };
    vector<int32_t>* vboOrigins { nullptr };
    vector<int32_t>* vboLods { nullptr };
    bool haveVBOs { false };
public:
    /**
     * Constructor
     * @param object3DNode object 3D node
     */
    Object3DNodeRenderer(Object3DNode* object3DNode);
 
    /**
     * @return if preRender call is required
     */
    inline bool needsPreRender() {
        return haveVBOs == false || object3DNode->mesh->hasRecreatedBuffers() == true || object3DNode->mesh->node->hasUpdate();
    }
 
    /**
     * Pre render step like uploading VBOs and such
     * @param contextIdx context index
     */
    void preRender(int contextIdx);
 
    /**
     * Disposes the object 3d node
     */
    void dispose();
 
};