source/materials/light.cpp

   1 #include <stdexcept>
   2 #include <msp/strings/format.h>
   3 #include "directionallight.h"
   4 #include "light.h"
   5 #include "pointlight.h"
   6
   7 using namespace std;
   8
   9 namespace Msp {
  10 namespace GL {
  11
  12 void Light::set_color(const Color &c)
  13 {
  14         color = c;
  15         ++generation;
  16 }
  17
  18 void Light::update_shader_data(ProgramData &shdata, unsigned i) const
  19 {
  20         update_shader_data(shdata, format("light_sources[%d]", i));
  21 }
  22
  23 Light::GenericLoader::TypeRegistry &Light::get_light_registry()
  24 {
  25         static GenericLoader::TypeRegistry registry;
  26         static bool initialized = false;
  27         if(!initialized)
  28         {
  29                 initialized = true;
  30                 registry.register_type<DirectionalLight>("directional");
  31                 registry.register_type<PointLight>("point");
  32         }
  33         return registry;
  34 }
  35
  36
  37 Light::Loader::Loader(Light &l):
  38         DataFile::ObjectLoader<Light>(l)
  39 { }
  40
  41 void Light::Loader::init_actions()
  42 {
  43         add("color", &Loader::color);
  44 }
  45
  46 void Light::Loader::color(float r, float g, float b)
  47 {
  48         obj.set_color(Color(r, g, b));
  49 }
  50
  51 } // namespace GL
  52 } // namespace Msp