forked from bartvdbraak/blender
92 lines
1.7 KiB
C++
92 lines
1.7 KiB
C++
/**
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include "GlutDrawer.h"
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#include "MT_assert.h"
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MEM_SmartPtr<GlutDrawManager> GlutDrawManager::m_s_instance = MEM_SmartPtr<GlutDrawManager>();
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GlutDrawManager *
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GlutDrawManager::
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Instance(
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){
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if (m_s_instance == NULL) {
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m_s_instance = new GlutDrawManager();
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}
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return m_s_instance;
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}
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// this is the function you should pass to glut
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void
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GlutDrawManager::
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Draw(
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){
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GlutDrawManager *manager = GlutDrawManager::Instance();
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if (manager->m_drawer != NULL) {
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manager->m_drawer->Draw();
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}
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}
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void
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GlutDrawManager::
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InstallDrawer(
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GlutDrawer * drawer
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){
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MT_assert(m_drawer == NULL);
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m_drawer = drawer;
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}
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void
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GlutDrawManager::
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ReleaseDrawer(
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){
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m_drawer = NULL;
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}
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GlutDrawManager::
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~GlutDrawManager(
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){
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delete(m_drawer);
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}
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