better target_engine rendering

3 files changed, 63 insertions, 10 deletions

diff --git a/src/render/draw.cc b/src/render/draw.cc
index 5627ac6..7342b69 100644
--- a/src/render/draw.cc
+++ b/src/render/draw.cc
@@ -385,7 +385,7 @@ void draw_pass_model_fx() {
 				gl::translate(entity->location());
 				gl::multmatrix(entity->axis());
 
-				draw_model_engines((core::EntityControlable *)entity);
+//				draw_model_engines((core::EntityControlable *)entity);
 				draw_model_shield((core::EntityControlable *)entity);
 				gl::pop();
 			}
@@ -397,8 +397,11 @@ void draw_pass_model_fx() {
 /* draw model lights */
 void draw_pass_model_lights()
 {
-	//glPointSize(10);
+	float t;
+
 	size_t flare_texture = Textures::bind("bitmaps/fx/flare00");
+	size_t engine_texture = Textures::find("bitmaps/fx/flare01");
+
 	gl::enable(GL_TEXTURE_2D);
 
 	gl::begin(gl::Quads);
@@ -406,11 +409,13 @@ void draw_pass_model_lights()
 	for (std::map<unsigned int, core::Entity *>::iterator it=core::Entity::registry.begin(); it != core::Entity::registry.end(); it++) {
 		core::Entity *entity = (*it).second;
 
-		if (test_drawfx_distance(entity)  && (entity->model()->model_light.size())) {
-		
+		if (test_drawfx_distance(entity)) {
+
+			// draw model lights		
 			for (std::list<model::Light *>::iterator lit = entity->model()->model_light.begin(); lit != entity->model()->model_light.end(); lit++) {
+				
 				// strobe frequency
-				float t = 1.0f;
+				t = 1.0f;
 				if ((*lit)->strobe())
 					t = (core::application()->time() + entity->fuzz() + (*lit)->offset()) * (*lit)->frequency();
 
@@ -432,22 +437,58 @@ void draw_pass_model_lights()
 					gl::vertex(location + (camera_axis.up() - camera_axis.left()) * light_size);
 					glTexCoord2f(0,0);
 					gl::vertex(location + (camera_axis.up() + camera_axis.left()) * light_size);
-					glTexCoord2f(-1,0);
+					glTexCoord2f(1,0);
 					gl::vertex(location + (camera_axis.up() * -1 + camera_axis.left()) * light_size);
-					glTexCoord2f(-1,1);
+					glTexCoord2f(1,1);
 					gl::vertex(location + (camera_axis.up() * -1 - camera_axis.left()) * light_size);
 
 					Stats::quads++;
 					
 				}
-			}	
+			}
+			
+			// draw model engines for Controlable entities
+			if (entity->type() == core::Entity::Controlable && entity->model()->model_engine.size()) {
+
+				if (flare_texture != engine_texture) {
+					gl::end();
+					flare_texture = Textures::bind(engine_texture);
+					gl::begin(gl::Quads);
+				}
+
+				float u = static_cast<core::EntityControlable *>(entity)->thrust();
+
+				t = entity->fuzz() + core::application()->time() * 4;
+
+				t = t - floorf(t);
+				if (t > 0.5)
+					t = 1-t;
+				t = 0.75f + t/2;
+				
+				for(std::list<model::Engine*>::iterator eit = entity->model()->model_engine.begin(); eit != entity->model()->model_engine.end(); eit++) {
+					math::Vector3f location = entity->location() + (entity->axis() * (*eit)->location());
+					float engine_size = 0.0625 * (*eit)->radius() * t;
+
+					math::Color color(1.0f, 0.0f, 0.0f, 0.9f * u);
+
+					gl::color(color);					
+					glTexCoord2f(0,1);
+					gl::vertex(location + (camera_axis.up() - camera_axis.left()) * engine_size);
+					glTexCoord2f(0,0);
+					gl::vertex(location + (camera_axis.up() + camera_axis.left()) * engine_size);
+					glTexCoord2f(1,0);
+					gl::vertex(location + (camera_axis.up() * -1 + camera_axis.left()) * engine_size);
+					glTexCoord2f(1,1);
+					gl::vertex(location + (camera_axis.up() * -1 - camera_axis.left()) * engine_size);
+
+					Stats::quads++;
+				}
+			}
 		}	
 	}
 
 	gl::end();
 	gl::disable(GL_TEXTURE_2D);
-	//glPointSize(1);
-
 }
 
 void draw_pass_model_radius()
diff --git a/src/render/textures.cc b/src/render/textures.cc
index 6880d87..eef5f1d 100644
--- a/src/render/textures.cc
+++ b/src/render/textures.cc
@@ -110,6 +110,15 @@ size_t Textures::load(std::string name)
 	return id;
 }
 
+size_t Textures::find(std::string name)
+{
+	size_t id = 0;
+	iterator it = registry.find(name);
+	if (it != registry.end())
+		id = (*it).second;
+	return id;
+}
+
 size_t Textures::bind(std::string name)
 {
 	size_t id = 0;
diff --git a/src/render/textures.h b/src/render/textures.h
index ad38451..f8e35b3 100644
--- a/src/render/textures.h
+++ b/src/render/textures.h
@@ -39,6 +39,9 @@ public:
 	/// bind a texture for OpenGL usage
 	static size_t bind(size_t texture);
 
+	/// find the texture index for a given name
+	static size_t find(std::string name);
+
 private:
 	static void clear();