instance support
authorhgn <hgodden00@gmail.com>
Tue, 26 Jul 2022 07:13:28 +0000 (08:13 +0100)
committerhgn <hgodden00@gmail.com>
Tue, 26 Jul 2022 07:13:28 +0000 (08:13 +0100)
blender_export.py
character.h
common.h
model.h
models/cubeh.mdl [new file with mode: 0644]
models/export 10.mdl [new file with mode: 0644]
models/mp_dev.mdl
models/rs_vig.mdl [new file with mode: 0644]
player.h
world.h

index 05f687a42530d0b9b670fcc6b54621b10f32bcb1..8424753135935754e843bddc6d6f53b79329069c 100644 (file)
@@ -96,14 +96,16 @@ class classtype_car_path(Structure):
    _fields_ = [("target",c_uint32),
                ("target1",c_uint32)]
 
+class classtype_instance(Structure):
+   _pack_ = 1
+   _fields_ = [("pstr_file",c_uint32)]
+
 # Exporter
 # ==============================================================================
 
 def write_model(name):
    print( F"Create mode {name}" )
 
-   collection = bpy.data.collections[name]
-   
    header = mdl_header()
    header.identifier = 0xABCD0000
    header.version = 0
@@ -179,6 +181,8 @@ def write_model(name):
    # Do exporting
    #
    print( "  assigning ids" )
+   collection = bpy.data.collections[name]
+   
    header.node_count = 1
    for obj in collection.all_objects:
       obj.cv_data.uid = header.node_count
@@ -210,11 +214,7 @@ def write_model(name):
       node.offset = entdata_length
       classtype = obj.cv_data.classtype
 
-      if classtype == 'k_classtype_none':
-         node.classtype = 0
-         node.offset = 0
-
-      elif classtype == 'k_classtype_gate':
+      if classtype == 'k_classtype_gate':
          node.classtype = 1
          entdata_length += sizeof( classtype_gate )
 
@@ -260,6 +260,20 @@ def write_model(name):
             pn.target1 = obj.cv_data.target1.cv_data.uid
 
          entdata_buffer += [pn]
+      elif obj.is_instancer:
+         target = obj.instance_collection
+
+         node.classtype = 6
+         entdata_length += sizeof( classtype_instance )
+
+         inst = classtype_instance()
+         inst.pstr_file = emplace_string( F"models/{target.name}.mdl" )
+         entdata_buffer += [inst]
+
+      # classtype == 'k_classtype_none':
+      else:
+         node.classtype = 0
+         node.offset = 0
 
       # Process meshes
       #
index daa2e991bae10f6a6884ffedc58174de55459182..3858f24b9b3382ae8261cc524095fe8fde1118c1 100644 (file)
@@ -434,6 +434,7 @@ void character_pose_blend( struct character *ch, character_pose *pose, float q )
    v3_muladds( ch->cam_pos, pose->cam, q, ch->cam_pos );
 }
 
+#if 1
 static 
 void character_final_pose( struct character *ch, v3f cog,
       character_pose *pose, float q )
@@ -466,6 +467,34 @@ void character_final_pose( struct character *ch, v3f cog,
    
    character_pose_blend( ch, &npose, q );
 }
+#else
+static 
+void character_final_pose( struct character *ch, v4f rot,
+      character_pose *pose, float q )
+{
+   character_pose npose;
+
+   m4x3f tr;
+   q_m3x3( rot, tr );
+   v3_zero( tr[3] );
+
+   m4x3_mulv( tr, pose->b0, npose.b0 );
+   m4x3_mulv( tr, pose->b1, npose.b1 );
+   m4x3_mulv( tr, pose->p, npose.p );
+   m4x3_mulv( tr, pose->pl, npose.pl );
+   m4x3_mulv( tr, pose->pr, npose.pr );
+   m4x3_mulv( tr, pose->hl, npose.hl );
+   m4x3_mulv( tr, pose->hr, npose.hr );
+   m4x3_mulv( tr, pose->apl, npose.apl );
+   m4x3_mulv( tr, pose->apr, npose.apr );
+
+   v3_copy( pose->fr, npose.fr );
+   v3_copy( pose->fl, npose.fl );
+   v3_copy( pose->cam, npose.cam );
+   
+   character_pose_blend( ch, &npose, q );
+}
+#endif
 
 static void character_yaw_upper( struct character *ch, float yaw )
 {
index 2ee2d7cd55f70669b1cc310d12da17e31f68bbc1..c22fd453d34a2dc778e7d78110a5eaa2ad908ae2 100644 (file)
--- a/common.h
+++ b/common.h
@@ -16,7 +16,8 @@ enum classtype
    k_classtype_block = 2,
    k_classtype_spawn = 3,
    k_classtype_water = 4,
-   k_classtype_car_path = 5
+   k_classtype_car_path = 5,
+   k_classtype_instance = 6
 };
 
 /* TODO: he needs a home somewhere */
diff --git a/model.h b/model.h
index a65f11fd2ae20dcdde75ab1e72f6a50545af56f6..4fdd860e0f31df3437727fbfeb2c2936ca111d81 100644 (file)
--- a/model.h
+++ b/model.h
@@ -14,7 +14,7 @@ typedef struct mdl_header mdl_header;
 #define MDL_SIZE_MAX          0x1000000
 #define MDL_VERT_MAX          1000000
 #define MDL_INDICE_MAX        1000000
-#define MDL_MATERIAL_MAX      500
+#define MDL_MATERIAL_MAX      32
 #define MDL_NODE_MAX          4000
 #define MDL_SUBMESH_MAX       8000
 #define MDL_STRING_LENGTH_MAX 64
@@ -100,6 +100,11 @@ struct classtype_car_path
    u32 target, target1;
 };
 
+struct classtype_instance
+{
+   u32 pstr_file;
+};
+
 #pragma pack(pop)
 
 /*
@@ -411,5 +416,42 @@ static void *mdl_get_entdata( mdl_header *mdl, mdl_node *pnode )
    return mdl_baseptr( mdl, mdl->entdata_offset ) + pnode->offset;
 }
 
+static void mdl_link_materials( mdl_header *root, mdl_header *child )
+{
+   u32 lookup[MDL_MATERIAL_MAX];
+   
+   for( int i=0; i<child->material_count; i++ )
+   {
+      mdl_material *mi = mdl_material_from_id( child, i );
+      const char *si = mdl_pstr( child, mi->pstr_name );
+
+      lookup[i] = 0;
+
+      for( int j=0; j<root->material_count; j++ )
+      {
+         mdl_material *mj = mdl_material_from_id( root, j );
+         const char *sj = mdl_pstr( root, mj->pstr_name );
+         
+         if( !strcmp( si, sj ) )
+         {
+            lookup[i] = j;
+            break;
+         }
+      }
+
+      if( lookup[i] == 0 && i != 0 )
+      {
+         vg_warn( "Could not link material '%s' (not present in root model)\n", 
+                   si );
+      }
+   }
+
+   for( int i=0; i<child->submesh_count; i++ )
+   {
+      mdl_submesh *sm = mdl_submesh_from_id( child, i );
+      sm->material_id = lookup[sm->material_id];
+   }
+}
+
 
 #endif
diff --git a/models/cubeh.mdl b/models/cubeh.mdl
new file mode 100644 (file)
index 0000000..66380cb
Binary files /dev/null and b/models/cubeh.mdl differ
diff --git a/models/export 10.mdl b/models/export 10.mdl
new file mode 100644 (file)
index 0000000..9f0a845
Binary files /dev/null and b/models/export 10.mdl differ
index 3a57c6cd27f861f6c2341ccdbab566810c307a3c..65cfcf4f1f46cd27937e4b44b7eb3c919d8c007f 100644 (file)
Binary files a/models/mp_dev.mdl and b/models/mp_dev.mdl differ
diff --git a/models/rs_vig.mdl b/models/rs_vig.mdl
new file mode 100644 (file)
index 0000000..37bde7b
Binary files /dev/null and b/models/rs_vig.mdl differ
index 1d54fe9a39231180d54a57631470c55df15d9688..2860d1934cbbf217bb652ffcb8562255f168da38 100644 (file)
--- a/player.h
+++ b/player.h
 static float 
    k_walkspeed             = 2.0f,
    k_board_radius          = 0.3f,
-   k_board_length          = 0.55f,
+   k_board_length          = 0.45f,
    k_board_allowance       = 0.04f,
-   k_friction_lat          = 8.68f,
-   k_friction_resistance   = 0.02f,
+   k_friction_lat          = 8.8f,
+   k_friction_resistance   = 0.01f,
    k_max_push_speed        = 16.0f,
    k_push_accel            = 5.0f,
    k_push_cycle_rate       = 8.0f,
    k_steer_ground          = 2.5f,
    k_steer_air             = 3.6f,
    k_steer_air_lerp        = 0.3f,
+   k_pump_force            = 000.0f,
    k_downforce             = 5.0f;
 
 static int freecam = 0;
@@ -288,7 +289,8 @@ static void player_physics_control(void)
    for( int i=0; i<5; i++ )
    {
       vel[2] = stable_force( vel[2], vg_signf( vel[2] ) * fwd_resistance );
-      vel[0] = stable_force( vel[0], vg_signf( vel[0] ) * -8.78f *substep );
+      vel[0] = stable_force( vel[0], 
+            vg_signf( vel[0] ) * -k_friction_lat*substep );
    }
    
    static double start_push = 0.0;
@@ -304,6 +306,19 @@ static void player_physics_control(void)
       new_vel -= vg_minf(current, k_max_push_speed);
       vel[2] -= new_vel * player.reverse;
    }
+
+   /* Pumping */
+   static float previous = 0.0f;
+   float delta = previous - player.grab,
+          pump = delta * k_pump_force*ktimestep;
+   previous = player.grab;
+
+   v3f p1;
+   v3_muladds( player.rb.co, player.rb.up, pump, p1 );
+   vg_line( player.rb.co, p1, 0xff0000ff );
+
+   vel[1] += pump;
+
    
    m3x3_mulv( player.rb.to_world, vel, player.rb.v );
    
@@ -411,9 +426,13 @@ static void player_physics(void)
 
    m3x3_copy( player.rb.to_world, player.collide_front.to_world );
    m3x3_copy( player.rb.to_world, player.collide_back.to_world );
-   m4x3_mulv( player.rb.to_world, (v3f){0.0f,0.0f,-k_board_length}, rbf->co );
+   
+   player.air_blend = vg_lerpf( player.air_blend, player.in_air, 0.1f );
+   float h = player.air_blend*0.2f;
+
+   m4x3_mulv( player.rb.to_world, (v3f){0.0f,h,-k_board_length}, rbf->co );
    v3_copy( rbf->co, rbf->to_world[3] );
-   m4x3_mulv( player.rb.to_world, (v3f){0.0f,0.0f, k_board_length}, rbb->co );
+   m4x3_mulv( player.rb.to_world, (v3f){0.0f,h, k_board_length}, rbb->co );
    v3_copy( rbb->co, rbb->to_world[3] );
 
    m4x3_invert_affine( rbf->to_world, rbf->to_local );
@@ -534,14 +553,17 @@ static void player_physics(void)
       }
    }
 
+   float grabt = vg_get_axis( "grabr" )*0.5f+0.5f;
+   player.grab = vg_lerpf( player.grab, grabt, 0.14f );
+
    if( !player.in_air )
    {
       v3f axis;
       float angle = v3_dot( player.rb.up, surface_avg );
       v3_cross( player.rb.up, surface_avg, axis );
 
-      float cz = v3_dot( player.rb.forward, axis );
-      v3_muls( player.rb.forward, cz, axis );
+      //float cz = v3_dot( player.rb.forward, axis );
+      //v3_muls( player.rb.forward, cz, axis );
 
       if( angle < 0.999f )
       {
@@ -1602,14 +1624,12 @@ static void player_animate(void)
 
    /* Head */
    float lslip = fabsf(player.slip);
-                              
-   float grabt = vg_get_axis( "grabr" )*0.5f+0.5f;
-   player.grab = vg_lerpf( player.grab, grabt, 0.04f );
 
    float kheight = 2.0f,
          kleg = 0.6f;
 
    v3f offset;
+   v3_zero( offset );
    m3x3_mulv( player.rb.to_local, player.bob, offset );
 
    static float speed_wobble = 0.0f, speed_wobble_2 = 0.0f;
@@ -1629,11 +1649,30 @@ static void player_animate(void)
    offset[0] = vg_clampf( offset[0], -0.8f, 0.8f );
    offset[1] = vg_clampf( offset[1], -0.5f, 0.0f );
 
+   /* 
+    * Player rotation 
+    */
+#if 0
+   float angle = v3_dot( player.rb.up, (v3f){0.0f,1.0f,0.0f} );
+   v3f axis; 
+   v3_cross( player.rb.up, (v3f){0.0f,1.0f,0.0f}, axis );
+
+   v4f correction;
+   if( angle < 0.99f && 0 )
+   {
+      m3x3_mulv( player.rb.to_local, axis, axis );
+      q_axis_angle( correction, axis, acosf(angle) );
+   }
+   else
+   {
+      q_identity( correction );
+   }
 
    /* 
     * Animation blending
     * ===========================================
     */
+#endif
 
    static float fslide = 0.0f;
    static float fdirz = 0.0f;
@@ -1673,7 +1712,7 @@ static void player_animate(void)
    character_final_pose( &player.mdl, offset, 
          &pose_slide1, amt_slide*(1.0f-fdirx) );
 
-   character_final_pose( &player.mdl, (v3f){0.0f,0.0f,0.0f}, 
+   character_final_pose( &player.mdl, (v4f){0.0f,0.0f,0.0f,1.0f}, 
          &pose_fly, amt_air );
 
    /* 
diff --git a/world.h b/world.h
index 0ebf23a745b082c76ea8dc05650c5da02baeca69..e8c47d22085b8edad828aeccdaac3082739d97a0 100644 (file)
--- a/world.h
+++ b/world.h
@@ -62,6 +62,17 @@ static struct gworld
    mdl_submesh car_holden;
 
    rigidbody mr_ball;
+
+   /* Load time */
+
+   struct instance_cache
+   {
+      mdl_header *mdl;
+      u32 pstr_file;
+   }
+   * instance_cache;
+   u32 instance_cache_count,
+       instance_cache_cap;
 }
 world;
 
@@ -103,7 +114,8 @@ static void world_free(void)
 
 static void render_world_depth( m4x4f projection, m4x3f camera );
 
-static void add_all_if_material( scene *pscene, mdl_header *mdl, u32 id )
+static void add_all_if_material( m4x3f transform, scene *pscene, 
+                                 mdl_header *mdl, u32 id )
 {
    for( int i=0; i<mdl->node_count; i++ )
    {
@@ -115,9 +127,27 @@ static void add_all_if_material( scene *pscene, mdl_header *mdl, u32 id )
 
          if( sm->material_id == id )
          {
-            m4x3f transform;
-            mdl_node_transform( pnode, transform );
-            scene_add_submesh( pscene, mdl, sm, transform );
+            m4x3f transform2;
+            mdl_node_transform( pnode, transform2 );
+            m4x3_mul( transform, transform2, transform2 );
+
+            scene_add_submesh( pscene, mdl, sm, transform2 );
+         }
+      }
+
+      if( pnode->classtype == k_classtype_instance )
+      {
+         if( pnode->sub_uid )
+         {
+            u32 instance_id = pnode->sub_uid -1;
+            struct instance_cache *cache = &world.instance_cache[instance_id];
+            mdl_header *mdl2 = cache->mdl;
+
+            m4x3f transform2;
+            mdl_node_transform( pnode, transform2 );
+            m4x3_mul( transform, transform2, transform2 );
+
+            add_all_if_material( transform2, pscene, mdl2, id );
          }
       }
    }
@@ -180,47 +210,7 @@ static void world_load(void)
    world.gate_count = 0;
    world.rb_count = 0;
    world.traffic_count = 0;
-
-   scene_init( &world.geo );
-
-   /* 
-    * Compile meshes into the world scenes
-    */
-   u32 mat_surf = 0,
-       mat_surf_oob = 0,
-       mat_vertex_blend = 0;
-
-   for( int i=1; i<mworld->material_count; i++ )
-   {
-      mdl_material *mat = mdl_material_from_id( mworld, i );
-      const char *mat_name = mdl_pstr( mworld, mat->pstr_name );
-
-      vg_info( "%d %s\n", mat->pstr_name, mat_name );
-
-      if( !strcmp( "surf", mat_name ))
-         mat_surf = i;
-      else if( !strcmp( "surf_oob", mat_name ))
-         mat_surf_oob = i;
-      else if( !strcmp( "vertex_blend", mat_name ))
-         mat_vertex_blend = i;
-   }
-
-   if( mat_surf_oob )
-      add_all_if_material( &world.geo, mworld, mat_surf_oob );
-   else
-      vg_warn( "No OOB surface\n" );
-   scene_copy_slice( &world.geo, &world.sm_geo_std_oob );
-
-   if( mat_surf )
-      add_all_if_material( &world.geo, mworld, mat_surf );
-   scene_copy_slice( &world.geo, &world.sm_geo_std );
-
-   if( mat_vertex_blend )
-      add_all_if_material( &world.geo, mworld, mat_vertex_blend );
-   scene_copy_slice( &world.geo, &world.sm_geo_vb );
-
-   scene_upload( &world.geo );
-   scene_bh_create( &world.geo );
+   world.instance_cache = NULL;
    
    /*
     * Process entities
@@ -309,13 +299,109 @@ static void world_load(void)
 
          pnode->sub_uid = world.traffic_count ++;
       }
+      else if( pnode->classtype == k_classtype_instance )
+      {
+         struct classtype_instance *inst = mdl_get_entdata( mworld, pnode );
+         pnode->sub_uid = 0;
+         
+         int cached = 0;
+         for( int i=0; i<world.instance_cache_count; i++ )
+         {
+            struct instance_cache *cache = &world.instance_cache[i];
+            if( inst->pstr_file == cache->pstr_file )
+            {
+               cached = 1;
+               pnode->sub_uid = i+1;
+               break;
+            }
+         }
+
+         if( !cached )
+         {
+            world.instance_cache = buffer_reserve( 
+                            world.instance_cache, world.instance_cache_count,
+                            &world.instance_cache_cap, 1, 
+                            sizeof(struct instance_cache) );
+
+            struct instance_cache *cache = 
+               &world.instance_cache[world.instance_cache_count];
+
+            const char *filename = mdl_pstr(mworld, inst->pstr_file);
+
+            cache->pstr_file = inst->pstr_file;
+            cache->mdl = mdl_load( filename );
+
+            if( cache->mdl )
+            {
+               world.instance_cache_count ++;
+               pnode->sub_uid = world.instance_cache_count;
+               mdl_link_materials( mworld, cache->mdl );
+               vg_success( "Cached %s\n", filename );
+            }
+            else
+            {
+               vg_warn( "Failed to cache %s\n", filename );
+            }
+         }
+      }
    }
    
+   world.instance_cache = buffer_fix( world.instance_cache, 
+                                      world.instance_cache_count,
+                                     &world.instance_cache_cap,
+                                     sizeof( struct instance_cache ) );
+
    traffic_finalize( world.traffic, world.traffic_count );
    for( int i=0; i<vg_list_size(world.van_man); i++ )
       world.van_man[i].current =&world.traffic[vg_randint(world.traffic_count)];
 
+   /* 
+    * Compile meshes into the world scenes
+    */
+   scene_init( &world.geo );
+
+   u32 mat_surf = 0,
+       mat_surf_oob = 0,
+       mat_vertex_blend = 0;
+
+   for( int i=1; i<mworld->material_count; i++ )
+   {
+      mdl_material *mat = mdl_material_from_id( mworld, i );
+      const char *mat_name = mdl_pstr( mworld, mat->pstr_name );
+
+      if( !strcmp( "surf", mat_name ))
+         mat_surf = i;
+      else if( !strcmp( "surf_oob", mat_name ))
+         mat_surf_oob = i;
+      else if( !strcmp( "vertex_blend", mat_name ))
+         mat_vertex_blend = i;
+   }
+
+   vg_info( "surf %d\noob %d\nvert_blend %d\n", mat_surf, mat_surf_oob,
+                                                mat_vertex_blend );
+
+   m4x3f midentity;
+   m4x3_identity( midentity );
+
+   if( mat_surf_oob )
+      add_all_if_material( midentity, &world.geo, mworld, mat_surf_oob );
+   else
+      vg_warn( "No OOB surface\n" );
+   scene_copy_slice( &world.geo, &world.sm_geo_std_oob );
+
+   if( mat_surf )
+      add_all_if_material( midentity, &world.geo, mworld, mat_surf );
+   scene_copy_slice( &world.geo, &world.sm_geo_std );
+
+   if( mat_vertex_blend )
+      add_all_if_material( midentity, &world.geo, mworld, mat_vertex_blend );
+   scene_copy_slice( &world.geo, &world.sm_geo_vb );
+
+   scene_upload( &world.geo );
+   scene_bh_create( &world.geo );
+
    world_apply_foliage();
+   free( world.instance_cache );
    free( mworld );
 
    /* 
@@ -386,6 +472,12 @@ static void world_init(void)
    vg_tex2d_init( (vg_tex2d *[]){ &tex_terrain_colours, 
                                   &tex_terrain_noise }, 2 );
 
+   mdl_header *mcars = mdl_load( "models/rs_cars.mdl" );
+   mdl_unpack_glmesh( mcars, &world.cars );
+   mdl_node *nholden = mdl_node_from_name( mcars, "holden" );
+   world.car_holden = *mdl_node_submesh( mcars, nholden, 0 );
+   free(mcars);
+
 
    mdl_header *msky = mdl_load("models/rs_skydome.mdl");
    mdl_unpack_glmesh( msky, &world.skydome );
@@ -397,12 +489,6 @@ static void world_init(void)
    world.dome_upper = *mdl_node_submesh( msky, nupper, 0 );
    free(msky);
 
-   mdl_header *mcars = mdl_load( "models/rs_cars.mdl" );
-   mdl_unpack_glmesh( mcars, &world.cars );
-   mdl_node *nholden = mdl_node_from_name( mcars, "holden" );
-   world.car_holden = *mdl_node_submesh( mcars, nholden, 0 );
-   free(mcars);
-
    /*
     * Setup scene collider 
     */