modular stuffs

[carveJwlIkooP6JGAAIwe30JlM.git] / model.h

diff --git a/model.h b/model.h
index c92960f04569b11ea2b8e5a6b62776c07e8f59dd..fffd26d111228c8661989f7291208afec53d5b48 100644 (file)
--- a/model.h
+++ b/model.h
@@ -7,14 +7,15 @@
 
 #include "common.h"
 
-
 enum mdl_shader
 {
    k_shader_standard                = 0,
    k_shader_standard_cutout         = 1,
    k_shader_terrain_blend           = 2,
    k_shader_standard_vertex_blend   = 3,
-   k_shader_water                   = 4
+   k_shader_water                   = 4,
+   k_shader_invisible               = 5,
+   k_shader_boundary                = 6
 };
 
 enum mdl_surface_prop
@@ -22,15 +23,18 @@ enum mdl_surface_prop
    k_surface_prop_concrete          = 0,
    k_surface_prop_wood              = 1,
    k_surface_prop_grass             = 2,
-   k_surface_prop_tiles             = 3
+   k_surface_prop_tiles             = 3,
+   k_surface_prop_metal             = 4
 };
 
 enum material_flag
 {
-   k_material_flag_skate_surface    = 0x1,
+   k_material_flag_skate_target     = 0x1,
    k_material_flag_collision        = 0x2,
    k_material_flag_grow_grass       = 0x4,
-   k_material_flag_grind_surface    = 0x8
+   k_material_flag_grindable        = 0x8,
+   k_material_flag_invisible        = 0x10,
+   k_material_flag_boundary         = 0x20
 };
 
 #pragma pack(push,1)
@@ -149,7 +153,7 @@ struct mdl_mesh
    u32 submesh_start,
        submesh_count,
        pstr_name,
-       flags,
+       entity_id,    /* upper 16 bits: type, lower 16 bits: index */
        armature_id;
 };
 
@@ -163,7 +167,7 @@ struct mdl_file
 struct mdl_texture
 {
    mdl_file file;
-   u32 type;
+   u32 glname;
 };
 
 struct mdl_array
@@ -208,10 +212,12 @@ struct mdl_context
 
    /* mesh buffers */
    verts,
-   indices,
+   indices;
+
+   u32 pack_base_offset;
    
    /* pack data */
-   pack;
+   //pack;
 };
 
 
@@ -226,6 +232,32 @@ VG_STATIC void mdl_load_fatal_corrupt( mdl_context *mdl )
  * Model implementation
  */
 
+VG_STATIC u32 mdl_query_array_size( mdl_array *arr )
+{
+   if( arr->item_count ){
+      u32 size = arr->item_size*arr->item_count;
+      return vg_align8(size);
+   }
+   else
+      return 0;
+}
+
+VG_STATIC const char *mdl_pstr( mdl_context *mdl, u32 pstr );
+VG_STATIC 
+void mdl_fread_pack_file( mdl_context *mdl, mdl_file *info, void *dst )
+{
+   if( !info->pack_size ){
+      vg_warn( "path: %s\n", mdl_pstr( mdl, info->pstr_path ) );
+      vg_fatal_exit_loop( "Packed file is only a header; it is not packed" );
+   }
+
+   fseek( mdl->file, mdl->pack_base_offset+info->pack_offset, SEEK_SET );
+   u64 l = fread( dst, info->pack_size, 1, mdl->file );
+
+   if( l != 1 )
+      mdl_load_fatal_corrupt( mdl );
+}
+
 VG_STATIC void mdl_load_array_file( mdl_context *mdl, mdl_array_ptr *ptr,
                                     mdl_array *arr, void *lin_alloc )
 {
@@ -256,22 +288,34 @@ VG_STATIC u32 mdl_arrcount( mdl_array_ptr *arr )
    return arr->count;
 }
 
-VG_STATIC int mdl_load_array( mdl_context *mdl, mdl_array_ptr *ptr,
-                              const char *name, void *lin_alloc )
+VG_STATIC mdl_array *mdl_find_array( mdl_context *mdl, const char *name )
 {
    for( u32 i=0; i<mdl_arrcount(&mdl->index); i++ ){
       mdl_array *arr = mdl_arritm( &mdl->index, i );
       
       if( !strncmp(arr->name,name,16) ){
-         mdl_load_array_file( mdl, ptr, arr, lin_alloc );
-         return 1;
+         return arr;
       }
    }
 
-   ptr->data = NULL;
-   ptr->count = 0;
-   ptr->stride = 0;
-   return 0;
+   return NULL;
+}
+
+VG_STATIC int mdl_load_array( mdl_context *mdl, mdl_array_ptr *ptr,
+                              const char *name, void *lin_alloc )
+{
+   mdl_array *arr = mdl_find_array( mdl, name );
+
+   if( arr ){
+      mdl_load_array_file( mdl, ptr, arr, lin_alloc );
+      return 1;
+   }
+   else{
+      ptr->data = NULL;
+      ptr->count = 0;
+      ptr->stride = 0;
+      return 0;
+   }
 }
 
 VG_STATIC int mdl_load_mesh_block( mdl_context *mdl, void *lin_alloc )
@@ -305,11 +349,6 @@ VG_STATIC int mdl_load_animation_block( mdl_context *mdl, void *lin_alloc )
    return mdl_load_array( mdl, &mdl->keyframes, "mdl_keyframe", lin_alloc );
 }
 
-VG_STATIC int mdl_load_pack_block( mdl_context *mdl, void *lin_alloc )
-{
-   return mdl_load_array( mdl, &mdl->pack, "pack", lin_alloc );
-}
-
 /*
  * if calling mdl_open, and the file does not exist, the game will fatal quit
  */
@@ -328,6 +367,10 @@ VG_STATIC void mdl_open( mdl_context *mdl, const char *path, void *lin_alloc )
       mdl_load_fatal_corrupt( mdl );
 
    mdl_load_array_file( mdl, &mdl->index, &mdl->info.index, lin_alloc );
+
+   mdl_array *pack = mdl_find_array( mdl, "pack" );
+   if( pack ) mdl->pack_base_offset = pack->file_offset;
+   else mdl->pack_base_offset = 0;
 }
 
 /*