LPR - Skating

[carveJwlIkooP6JGAAIwe30JlM.git] / player_interface.h

diff --git a/player_interface.h b/player_interface.h
index f28d7a82ac5b960fd4238cae9b0c72f442c5bd14..1b9e16bc6b59528681d277fc0caee1b1a1c43846 100644 (file)
--- a/player_interface.h
+++ b/player_interface.h
@@ -38,6 +38,8 @@ struct player_interface
                         *input_reset,
                         *input_grab;
 
+   v3f prev_position;
+
    struct player_avatar  *playeravatar;
    glmesh                *playermesh;
    struct player_ragdoll  ragdoll;
@@ -67,6 +69,8 @@ struct player_device
    void (* store_state)( player_interface *player, player_attachment *at );
    void (* load_state) ( player_interface *player, player_attachment *at );
    void (* debug_ui)   ( player_interface *player, player_attachment *at );
+   void (* gate_transport)( player_interface *player, player_attachment *at,
+                            teleport_gate *gate );
 };
 
 VG_STATIC void player_interface_create_player( player_interface *inst )
@@ -162,6 +166,8 @@ VG_STATIC void player_pre_update( player_interface *player )
 {
    assert( player->dev.device );
 
+   v3_copy( player->rb.co, player->prev_position );
+
    if( player->dev.device->pre_update )
       player->dev.device->pre_update( player, &player->dev );
 }
@@ -174,12 +180,37 @@ VG_STATIC void player_update( player_interface *player )
       player->dev.device->update( player, &player->dev );
 }
 
-VG_STATIC void player_post_update( player_interface *player )
+VG_STATIC void player_post_update( player_interface *player, 
+                                   camera *main_camera )
 {
    assert( player->dev.device );
 
    if( player->dev.device->post_update )
       player->dev.device->post_update( player, &player->dev );
+
+   /* FIXME: only need to test against the visible gate....
+    *        OR... bvh */
+
+   for( int i=0; i<world.gate_count; i++ )
+   {
+      struct route_gate *rg = &world.gates[i];
+      teleport_gate *gate = &rg->gate;
+
+      if( gate_intersect( gate, player->rb.co, player->prev_position ) )
+      {
+         player->dev.device->gate_transport( player, &player->dev, gate );
+         v3_copy( player->rb.co, player->prev_position );
+
+         /* Pre-emptively edit the camera matrices so that the motion vectors 
+          * are correct */
+         m4x3f transport_i;
+         m4x4f transport_4;
+         m4x3_invert_affine( gate->transport, transport_i );
+         m4x3_expand( transport_i, transport_4 );
+         m4x4_mul( main_camera->mtx.pv, transport_4, main_camera->mtx.pv );
+         m4x4_mul( main_camera->mtx.v, transport_4, main_camera->mtx.v );
+      }
+   }
    
 #if 0
    camera_update_transform( &player->cam );
@@ -274,9 +305,11 @@ VG_STATIC void player_spawn( player_interface *player,
                              struct respawn_point *rp )
 {
    v3_copy( rp->co, player->rb.co );
+   v3_copy( rp->co, player->prev_position );
    v3_zero( player->rb.v );
    v3_zero( player->rb.w );
    q_identity( player->rb.q );
+   rb_update_transform( &player->rb );
 }
 
 /*