82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
/**
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* @author Edouard DUPIN
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*
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* @copyright 2011, Edouard DUPIN, all right reserved
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*
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* @license BSD v3 (see license file)
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*/
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#ifndef __OPEN_GL__VIRTUAL_BUFFER_OBJECT_H__
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#define __OPEN_GL__VIRTUAL_BUFFER_OBJECT_H__
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#include <etk/Types.h>
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#include <ewol/Debug.h>
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#include <ewol/Resource.h>
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#include <ewol/openGL/openGL.h>
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namespace ewol
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{
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/**
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* @brief VirtualBufferObject is a specific resources for opengl, this load the data directly in the graphic card ad keep these inside
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*/
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// TODO : use and test it
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class VirtualBufferObject : public ewol::Resource
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{
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private :
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bool m_exist; //!< This data is availlable in the Graphic card
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GLuint m_vbo; //!< OpenGl ID of this VBO
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etk::Vector<float> m_buffer; //!< data that is availlable in the VBO system ...
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public:
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/**
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* @brief Constructor of this VBO.
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* @param[in] accesMode Acces mode : ???
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*/
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VirtualBufferObject(etk::UString& accesMode);
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/**
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* @brief Destructor of this VBO.
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*/
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virtual ~VirtualBufferObject(void);
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/**
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* @brief Generic function that get the resouces name of his type.
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* @return The define char of his name.
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*/
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const char* GetType(void) { return "ewol::VirtualBufferObject"; };
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/**
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* @brief Get the real OpenGL ID.
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* @return the Ogl id reference of this VBO.
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*/
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GLuint GetGL_ID(void) { return m_vbo; };
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/**
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* @brief Get a reference on hte buffer data for this VBO.
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* @return A reference on the data.
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*/
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etk::Vector<float>& GetRefBuffer(void) { return m_buffer; };
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/**
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* @brief Get the data from the graphic card.
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*/
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void RetreiveData(void);
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/**
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* @brief Send the data to the graphic card.
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*/
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void Flush(void) {};
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/**
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* @brief This load/reload the data in the opengl context, needed when removed previously.
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*/
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void UpdateContext(void);
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/**
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* @brief Remove the data from the opengl context.
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*/
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void RemoveContext(void);
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/**
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* @brief Special android spec! It inform us that all context is removed and after notify us...
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*/
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void RemoveContextToLate(void);
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/**
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* @brief Relode the shader from the file. used when a request of resouces reload is done.
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* @note this is really usefull when we tested the new themes or shader developpements.
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*/
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void Reload(void);
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};
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};
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#endif
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