| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights
2 // See the file tools.license for terms.
3
4 #ifndef toolx_sg_GL_viewer
5 #define toolx_sg_GL_viewer
6
7 #include <tools/sg/viewer>
8
9 #include "GL_manager"
10 #include "GL_action"
11
12 namespace toolx {
13 namespace sg {
14
15 class GL_viewer : public tools::sg::viewer {
16 TOOLS_HEADER(GL_viewer,toolx::sg::GL_viewer,
17 public:
18 void render() {
19 if(!m_ww) return;
20 if(!m_wh) return;
21
22 m_gl_mgr.begin_render(0,0,m_ww,m_wh,
23 m_clear_color.r(),
24 m_clear_color.g(),
25 m_clear_color.b(),
26 m_clear_color.a());
27
28 GL_action action(m_gl_mgr,m_out,m_ww,m_wh)
29 action.state().m_use_gsto = m_use_gsto;
30
31 action.set_do_transparency(false);
32 action.set_have_to_do_transparency(false);
33
34 m_sg.render(action);
35 if(!action.end()) { //check that matrices
36 m_out << "toolx::sg::GL_viewer : bad gl_
37 } else {
38 if(action.have_to_do_transparency()) {
39 action.set_do_transparency(true);
40 m_sg.render(action);
41 if(!action.end()) { //check that matri
42 m_out << "toolx::sg::GL_viewer : bad
43 }
44 }
45 }
46
47 //after_render();
48
49 m_gl_mgr.end_render();
50 }
51
52 public:
53 GL_viewer(std::ostream& a_out,unsigned int a
54 :parent(a_out,a_width,a_height)
55 ,m_gl_mgr(a_out)
56 {}
57 virtual ~GL_viewer(){
58 //WARNING : nodes may refer m_gl_mgr (to h
59 // we have to delete them first.
60 m_sg.clear();
61 }
62 public:
63 GL_viewer(const GL_viewer& a_from)
64 :parent(a_from)
65 ,m_gl_mgr(a_from.m_gl_mgr)
66 {}
67 GL_viewer& operator=(const GL_viewer& a_from
68 parent::operator=(a_from);
69 m_gl_mgr = a_from.m_gl_mgr;
70 return *this;
71 }
72 protected:
73 GL_manager m_gl_mgr;
74 };
75
76 }}
77
78 #endif