Warning, /include/Geant4/toolx/sg/GL_viewer is written in an unsupported language. File is not indexed.
0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef toolx_sg_GL_viewer
0005 #define toolx_sg_GL_viewer
0006
0007 #include <tools/sg/viewer>
0008
0009 namespace tools{namespace sg{class render_manager;}}
0010
0011 namespace toolx {
0012 namespace sg {
0013
0014 template <class GL_MANAGER,class GL_ACTION>
0015 class GL_viewer_T : public tools::sg::viewer {
0016 TOOLS_T2_HEADER(GL_MANAGER,GL_ACTION,GL_viewer_T,toolx::sg::GL_viewer_T,tools::sg::viewer)
0017 public:
0018 void render() {
0019 if(!m_ww) return;
0020 if(!m_wh) return;
0021
0022 if(!m_gl_mgr.begin_render(0,0,m_ww,m_wh,
0023 m_clear_color.r(),
0024 m_clear_color.g(),
0025 m_clear_color.b(),
0026 m_clear_color.a())) return;
0027
0028 GL_ACTION action(m_gl_mgr,m_out,m_ww,m_wh);
0029 action.state().m_use_gsto = m_use_gsto;
0030
0031 action.set_do_transparency(false);
0032 action.set_have_to_do_transparency(false);
0033
0034 m_sg.render(action);
0035 if(!action.end()) { //check that matrices stack are ok.
0036 m_out << "toolx::sg::GL_viewer_T : bad gl_action end." << std::endl;
0037 } else {
0038 if(action.have_to_do_transparency()) {
0039 action.set_do_transparency(true);
0040 m_sg.render(action);
0041 if(!action.end()) { //check that matrices stack are ok.
0042 m_out << "toolx::sg::GL_viewer_T : bad gl_action end." << std::endl;
0043 }
0044 }
0045 }
0046
0047 m_gl_mgr.end_render();
0048 }
0049
0050 public:
0051 GL_viewer_T(std::ostream& a_out,unsigned int a_width,unsigned int a_height)
0052 :parent(a_out,a_width,a_height)
0053 ,m_gl_mgr(a_out)
0054 {}
0055 virtual ~GL_viewer_T(){
0056 //WARNING : nodes may refer m_gl_mgr (to handle gstos/texs), then
0057 // we have to delete them first.
0058 m_sg.clear();
0059 }
0060 public:
0061 GL_viewer_T(const GL_viewer_T& a_from)
0062 :parent(a_from)
0063 ,m_gl_mgr(a_from.m_gl_mgr)
0064 {}
0065 GL_viewer_T& operator=(const GL_viewer_T& a_from){
0066 parent::operator=(a_from);
0067 m_gl_mgr = a_from.m_gl_mgr;
0068 return *this;
0069 }
0070 public:
0071 const tools::sg::render_manager& render_manager() const {return m_gl_mgr;}
0072 tools::sg::render_manager& render_manager() {return m_gl_mgr;}
0073 protected:
0074 GL_MANAGER m_gl_mgr;
0075 };
0076
0077 }}
0078
0079 #endif
