Gabriele Cosmo
70 lines
1.6 KiB
Plaintext
70 lines
1.6 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_sg_GL_viewer
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#define tools_sg_GL_viewer
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#include <tools/sg/viewer>
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#include "GL_manager"
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#include "GL_action"
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namespace tools {
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namespace sg {
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class GL_viewer : public tools::sg::viewer {
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TOOLS_HEADER(GL_viewer,tools::sg::GL_viewer,tools::sg::viewer)
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public:
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void render() {
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if(!m_ww) return;
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if(!m_wh) return;
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m_gl_mgr.begin_render(0,0,m_ww,m_wh,
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m_clear_color.r(),
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m_clear_color.g(),
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m_clear_color.b(),
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m_clear_color.a());
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GL_action action(m_gl_mgr,m_out,m_ww,m_wh);
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action.state().m_use_gsto = m_use_gsto;
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m_sg.render(action);
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if(!action.end()) { //check that matrices stack are ok.
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m_out << "exib::sg::GL_viewer :"
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<< " bad gl_action end."
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<< std::endl;
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}
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//after_render();
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m_gl_mgr.end_render();
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}
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public:
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GL_viewer(std::ostream& a_out,unsigned int a_width,unsigned int a_height)
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:parent(a_out,a_width,a_height)
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,m_gl_mgr(a_out)
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{}
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virtual ~GL_viewer(){
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//WARNING : nodes may refer m_gl_mgr (to handle gstos/texs), then
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// we have to delete them first.
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m_sg.clear();
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}
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public:
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GL_viewer(const GL_viewer& a_from)
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:parent(a_from)
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,m_gl_mgr(a_from.m_gl_mgr)
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{}
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GL_viewer& operator=(const GL_viewer& a_from){
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parent::operator=(a_from);
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m_gl_mgr = a_from.m_gl_mgr;
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return *this;
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}
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protected:
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GL_manager m_gl_mgr;
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};
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}}
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#endif
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