Derive Collection3D from Msp::DataFile and get GL::Objects through it

[r2c2.git] / source / 3d / catalogue.cpp

diff --git a/source/3d/catalogue.cpp b/source/3d/catalogue.cpp
index 8641013fe3559256a052644267aaf77d7e0869b7..99148f8fb3c234bfd17a0b2a3452ba9594d6967e 100644 (file)
--- a/source/3d/catalogue.cpp
+++ b/source/3d/catalogue.cpp
@@ -5,7 +5,11 @@ Copyright © 2010 Mikkosoft Productions, Mikko Rasa
 Distributed under the GPL
 */
 
+#include <msp/fs/stat.h>
 #include <msp/gl/meshbuilder.h>
+#include <msp/gl/object.h>
+#include <msp/gl/program.h>
+#include <msp/gl/technique.h>
 #include "catalogue.h"
 #include "tracktype.h"
 #include "vehicletype.h"
@@ -19,6 +23,12 @@ Catalogue3D::Catalogue3D(Catalogue &c):
        catalogue(c),
        endpoint_mesh((GL::NORMAL3, GL::VERTEX3))
 {
+       add_creator<GL::Material>(&Catalogue3D::create<GL::Material>);
+       add_creator<GL::Mesh>(&Catalogue3D::create<GL::Mesh>);
+       add_creator<GL::Object>(&Catalogue3D::create2<GL::Object>);
+       add_creator<GL::Program>(&Catalogue3D::create<GL::Program>);
+       add_creator<GL::Technique>(&Catalogue3D::create2<GL::Technique>);
+
        catalogue.signal_track_added.connect(sigc::mem_fun(this, &Catalogue3D::track_added));
        catalogue.signal_vehicle_added.connect(sigc::mem_fun(this, &Catalogue3D::vehicle_added));
 
@@ -93,4 +103,32 @@ void Catalogue3D::build_endpoint_mesh()
        bld.end();
 }
 
+FS::Path Catalogue3D::locate_file(const string &name)
+{
+       if(FS::exists(name))
+               return name;
+
+       FS::Path path = FS::Path("data")/name;
+       if(FS::exists(path))
+               return path;
+
+       throw Exception("Can't locate "+name);
+}
+
+template<typename T>
+T *Catalogue3D::create(const string &name)
+{
+       RefPtr<T> obj = new T;
+       DataFile::load(*obj, locate_file(name).str());
+       return obj.release();
+}
+
+template<typename T>
+T *Catalogue3D::create2(const string &name)
+{
+       RefPtr<T> obj = new T;
+       DataFile::load(*obj, locate_file(name).str(), *this);
+       return obj.release();
+}
+
 } // namespace R2C2