ResInsight/Fwk/VizFwk/LibRender/cvfBufferObjectManaged.h

84 lines
2.9 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#pragma once
#include "cvfObject.h"
#include "cvfOpenGLTypes.h"
namespace cvf {
class OpenGLContext;
//==================================================================================================
//
// Class for buffer objects being managed by the OpenGLResourceManager
//
//==================================================================================================
class BufferObjectManaged : public Object
{
public:
~BufferObjectManaged();
static ref<BufferObjectManaged> create(OpenGLContext* oglContext, cvfGLenum target, size_t sizeInBytes, const void* data);
bool isUploaded() const;
bool bindBuffer(OpenGLContext* oglContext) const;
void unbindBuffer(OpenGLContext* oglContext) const;
static void unbindAllBuffers(OpenGLContext* oglContext);
size_t byteCount() const;
void deleteBuffer(OpenGLContext* oglContext);
static bool supportedOpenGL(OpenGLContext* oglContext);
private:
BufferObjectManaged();
private:
cvfGLenum m_target; // The target to which the buffer object will be bound (GL_ARRAY_BUFFER, GL_ELEMENT_ARRAY_BUFFER, etc)
OglId m_bufferId; // The id (OpenGL name of the buffer object)
size_t m_sizeInBytes; // Size of buffer in bytes
};
}