source/stage.cpp

   1 #include <msp/gl/view.h>
   2 #include "demo.h"
   3 #include "stage.h"
   4
   5 using namespace std;
   6 using namespace Msp;
   7
   8 Stage::Stage():
   9         pipeline(0)
  10 { }
  11
  12 Stage::~Stage()
  13 {
  14         delete pipeline;
  15 }
  16
  17
  18 Stage::UseInView::UseInView():
  19         view(0),
  20         stage(0)
  21 { }
  22
  23 Stage::UseInView::UseInView(GL::View &v, Stage &s):
  24         view(&v),
  25         stage(&s)
  26 { }
  27
  28 void Stage::UseInView::validate() const
  29 {
  30         if(!view)
  31                 throw logic_error("null view");
  32         if(!stage)
  33                 throw logic_error("null stage");
  34 }
  35
  36 void Stage::UseInView::start(float, float)
  37 {
  38         view->set_camera(&stage->camera_control.get_camera());
  39         view->set_content(stage->pipeline);
  40 }
  41
  42
  43 Stage::UseInView::Loader::Loader(UseInView &u, Demo &d):
  44         DataFile::DerivedObjectLoader<UseInView, Action::Loader>(u, d)
  45 {
  46         add("view", &Loader::view);
  47         add("stage", &Loader::stage);
  48 }
  49
  50 void Stage::UseInView::Loader::view(const string &n)
  51 {
  52         obj.view = &demo.get_thing<GL::View>(n);
  53 }
  54
  55 void Stage::UseInView::Loader::stage(const string &n)
  56 {
  57         obj.stage = &demo.get_thing<Stage>(n);
  58 }