Changeset 522 for trunk/src/engine/particle_engine.cc

Timestamp:

10/14/16 18:17:17 (9 years ago)

Author:

epyon

Message:

• updates lol

File:

• trunk/src/engine/particle_engine.cc (modified) (5 diffs)

trunk/src/engine/particle_engine.cc

@@ -306 +306 @@
                 else
                         info->emitters[i].pause = m_rng->frange( data->emitters[i].duration_min, data->emitters[i].duration_max );
-
         }
 
@@ -313 +312 @@
 
         return result;
+}
+
+void nv::particle_engine::set_on_collide( particle_system system, const particle_on_collide_func& f )
+{
+        particle_system_info* info = m_systems.get( system );
+        if ( info )
+                info->on_collide = f;
 }
 
@@ -364 +370 @@
                 m_systems.destroy( system );
         }
+}
+
+bool nv::particle_engine::is_finished( particle_system system )
+{
+        particle_system_info* info = m_systems.get( system );
+        if ( info )
+        {
+                if ( info->count > 0 ) return false;
+                for ( uint32 i = 0; i < info->data->emitter_count; ++i )
+                {
+                        const auto& edata = info->emitters[i];
+                        if ( edata.active || edata.pause > 0.0f )
+                        {
+                                return false;
+                        }
+                }
+        }
+        return true;
 }
 
@@ -403 +427 @@
 void nv::particle_engine::set_texcoords( particle_system system, vec2 a, vec2 b )
 {
-
         particle_system_info* info = m_systems.get( system );
         if ( info )
@@ -513 +536 @@
                 pdata.position += pdata.velocity * factor;
         }
+
+        if ( info->on_collide )
+        {
+                for ( uint32 i = 0; i < info->count; ++i )
+                {
+                        particle& pdata = info->particles[i];
+                        if ( pdata.position.y <= 0.0f )
+                        {
+                                info->on_collide( pdata.position, pdata.velocity );
+                                pdata.death = pdata.lifetime;
+                        }
+                }
+        }
+
 }