+/* $Id$
+
+This file is part of R²C²
+Copyright © 2011 Mikkosoft Productions, Mikko Rasa
+Distributed under the GPL
+*/
+
+#include <msp/gl/tests.h>
+#include "layout.h"
+#include "track.h"
+#include "view.h"
+
+using namespace std;
+using namespace Msp;
+
+namespace R2C2 {
+
+View3D::View3D(Layout3D &l, unsigned w, unsigned h):
+ layout(l),
+ pipeline(w, h)
+{
+ pipeline.set_camera(&camera);
+ pipeline.add_renderable_for_pass(layout.get_scene(), 0);
+
+ GL::PipelinePass *pass = &pipeline.add_pass(0);
+ pass->lighting = &layout.get_lighting();
+ pass->depth_test = &GL::DepthTest::lequal();
+
+ camera.set_up_direction(GL::Vector3(0, 0, 1));
+ // Y+, 60° down
+ camera.set_look_direction(GL::Vector3(0, 0.5, -0.866));
+
+ view_all();
+}
+
+void View3D::view_all(bool tight)
+{
+ Vector minp;
+ Vector maxp;
+
+ layout.get_bounds(minp, maxp);
+
+ float t = tan(camera.get_field_of_view()/2)*2;
+ float size = max((maxp.y-minp.y+0.1), (maxp.x-minp.x+0.1)/camera.get_aspect());
+ float dist = size/t;
+ if(!tight)
+ dist += sin(camera.get_field_of_view()/2)*size;
+ GL::Vector3 center((minp.x+maxp.x)/2, (minp.y+maxp.y)/2, 0);
+ const GL::Vector3 &look = camera.get_look_direction();
+ camera.set_position(GL::Vector3(center.x-look.x*dist, center.y-look.y*dist, center.z-look.z*dist));
+}
+
+void View3D::render()
+{
+ pipeline.render_all();
+}
+
+} // namespace R2C2