parse of light entities in models

2 files changed, 45 insertions, 2 deletions

diff --git a/src/render/draw.cc b/src/render/draw.cc
index 3fed4dd..1d27631 100644
--- a/src/render/draw.cc
+++ b/src/render/draw.cc
@@ -63,6 +63,33 @@ void draw_model_engines(core::Model *model, core::EntityControlable *entity)
 
 }
 
+void draw_model_lights(math::Vector3f const & eye, math::Vector3f const & target)
+{
+	glPointSize(10);
+	gl::begin(gl::Points);
+
+	std::map<unsigned int, core::Entity *>::iterator it;
+	for (it=core::Entity::registry.begin(); it != core::Entity::registry.end(); it++) {
+		core::Model *model = 0;
+		if ((*it).second->modelname().size())
+			model = core::Model::get((*it).second->modelname());
+			
+		if (model) {
+			for (std::list<core::Light *>::iterator lit = model->model_light.begin(); lit != model->model_light.end(); lit++) {
+				math::Vector3f location = (*it).second->location() + (*lit)->location();
+				math::Vector3f d = location-eye;
+				if ((d.lengthsquared() < 16*16) && (dotproduct(d, eye-target) < 0)) {
+					gl::color((*lit)->color());
+					gl::vertex(location);
+				}
+			}
+		}
+	}
+	
+	gl::end();
+	glPointSize(1);
+}
+
 void draw_entity_sphere(core::Entity *entity)
 {
 	sphere.sphere_color = entity->color();
@@ -266,7 +293,7 @@ void draw_spacegrid(math::Vector3f const &target)
 	gl::end();
 }
 
-void draw(math::Vector3f const &target, float seconds)
+void draw(math::Vector3f const &eye, math::Vector3f const &target, float seconds)
 {
 	// used for animations
     	angle += 180.0f * seconds;
@@ -306,6 +333,22 @@ void draw(math::Vector3f const &target, float seconds)
 
 	gl::enable(GL_BLEND);		// enable alpha blending again
 
+	/*
+	// DEBUG target lines
+	gl::push();
+	gl::color(0,1, 0, .7);
+	//gl::translate(target*-1);
+	gl::begin(gl::Lines);
+	for (it=core::Entity::registry.begin(); it != core::Entity::registry.end(); it++) {
+		gl::vertex(eye);
+		gl::vertex((*it).second->location());
+	}
+	gl::end();
+	gl::pop();
+
+	draw_model_lights(eye, target);	// second pass - draw lights
+	*/
+
 	draw_spacegrid(target);		// draw the blue spacegrid
 
 	gl::disable(GL_DEPTH_TEST);	// disable depth buffer writing
diff --git a/src/render/draw.h b/src/render/draw.h
index c1273aa..2590be2 100644
--- a/src/render/draw.h
+++ b/src/render/draw.h
@@ -13,7 +13,7 @@ namespace render
 {
 
 /// draw the world
-void draw(math::Vector3f const &target, float seconds);
+void draw(math::Vector3f const &eye, math::Vector3f const &target, float seconds);
 
 }