Changeset 353 for trunk/src/engine

Timestamp:

04/15/15 14:54:00 (10 years ago)

Author:

epyon

Message:

• minor fixes

File:

• trunk/src/engine/particle_engine.cc (modified) (6 diffs)

trunk/src/engine/particle_engine.cc

@@ -461 +461 @@
         m_program_local = m_device->create_program( nv_particle_engine_vertex_shader_local, nv_particle_engine_fragment_shader );
         m_program_world = m_device->create_program( nv_particle_engine_vertex_shader_world, nv_particle_engine_fragment_shader );
+        m_last_update = 0;
 
         register_standard_emmiters();
@@ -482 +483 @@
         {
                 info->emmiters[i].active      = true;
-                info->emmiters[i].last_create = 0;
-                info->emmiters[i].next_toggle = random::get().urange( data->emmiters[i].duration_min, data->emmiters[i].duration_max );
+                info->emmiters[i].last_create = float( m_last_update );
+                if ( data->emmiters[i].duration_max == 0 )
+                        info->emmiters[i].next_toggle = 0;
+                else
+                        info->emmiters[i].next_toggle = m_last_update + random::get().urange( data->emmiters[i].duration_min, data->emmiters[i].duration_max );
+
         }
 
@@ -492 +497 @@
                 (particle_vtx*)info->quads, data->quota*6, STREAM_DRAW );
         info->vtx_buffer = m_context->find_buffer( info->vtx_array, slot::POSITION );
-        info->last_update = 0;
+        info->last_update = m_last_update;
         info->test = false;
 //      result->m_own_va      = true;
@@ -511 +516 @@
 nv::particle_engine::~particle_engine()
 {
+        clear();
         m_device->release( m_program_world );
         m_device->release( m_program_local );
 }
+
+void nv::particle_engine::reset()
+{
+        clear();
+        register_standard_emmiters();
+        register_standard_affectors();
+}
+
+void nv::particle_engine::clear()
+{
+        while ( m_systems.size() > 0 )
+                release( m_systems.get_handle( 0 ) );
+        m_emmiters.clear();
+        m_affectors.clear();
+        m_names.clear();
+        m_data.clear();
+        m_last_update = 0;
+}
+
 
 void nv::particle_engine::release( particle_system system )
@@ -531 +556 @@
 {
         particle_system_info* info = m_systems.get( system );
+        m_last_update += ms;
         if ( info )
         {
@@ -538 +564 @@
                 m_inv_view_dir = glm::normalize(-s.get_camera().get_direction());
 
-                update_emmiters( info, ms );
-                destroy_particles( info, ms );
-                create_particles( info, ms );
-                update_particles( info, ms );
+                update_emmiters( info, m_last_update );
+                destroy_particles( info, m_last_update );
+                create_particles( info, m_last_update );
+                update_particles( info, m_last_update );
 
                 generate_data( info );