&pscene->vertex_cap, sm->vertex_count, sizeof(mdl_vert) );
pscene->indices = buffer_reserve( pscene->indices, pscene->indice_count,
&pscene->indice_cap, sm->indice_count, sizeof(u32) );
&pscene->vertex_cap, sm->vertex_count, sizeof(mdl_vert) );
pscene->indices = buffer_reserve( pscene->indices, pscene->indice_count,
&pscene->indice_cap, sm->indice_count, sizeof(u32) );