source/render/instancescene.cpp

   1 #include "object.h"
   2 #include "objectinstance.h"
   3 #include "instancescene.h"
   4 #include "renderer.h"
   5
   6 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
   7
   8 namespace Msp {
   9 namespace GL {
  10
  11 void InstanceScene::add(Renderable &r)
  12 {
  13         renderables[r.get_instance_key()].insert(&r);
  14 }
  15
  16 void InstanceScene::remove(Renderable &r)
  17 {
  18         InstanceMap::iterator i = renderables.find(r.get_instance_key());
  19         if(i!=renderables.end())
  20         {
  21                 i->second.erase(&r);
  22                 if(i->second.empty())
  23                         renderables.erase(i);
  24         }
  25 }
  26
  27 void InstanceScene::setup_frame(Renderer &renderer)
  28 {
  29         for(InstanceMap::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
  30                 for(RenderableSet::const_iterator j=i->second.begin(); j!=i->second.end(); ++j)
  31                         (*j)->setup_frame(renderer);
  32 }
  33
  34 void InstanceScene::finish_frame()
  35 {
  36         for(InstanceMap::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
  37                 for(RenderableSet::const_iterator j=i->second.begin(); j!=i->second.end(); ++j)
  38                         (*j)->finish_frame();
  39 }
  40
  41 void InstanceScene::render(Renderer &renderer, Tag tag) const
  42 {
  43         if(setup_frustum(renderer))
  44         {
  45                 for(InstanceMap::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
  46                         for(RenderableSet::const_iterator j=i->second.begin(); j!=i->second.end(); ++j)
  47                                 if(!frustum_cull(**j))
  48                                         renderer.render(**j, tag);
  49         }
  50         else
  51         {
  52                 for(InstanceMap::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
  53                         for(RenderableSet::const_iterator j=i->second.begin(); j!=i->second.end(); ++j)
  54                                 renderer.render(**j, tag);
  55         }
  56 }
  57
  58 } // namespace GL
  59 } // namespace Msp