/*

    ƒва файла, *.mesh и с тем же именем *.blob

    

    mesh:

    

        mesh_header_t           20 байт

        subset_data             sizeof( subset_t ) * subset_count;

    

    blob:

    

        vertex_data             vertex_size * vertex_count байт

        index_data              index_size * index_count байт

*/

//-----------------------------------------------------------------------------



#pragma once



#include "types.h"

#include "renderer/device.h"

//-----------------------------------------------------------------------------



#define MAX_SUBSETS 16

//-----------------------------------------------------------------------------



//fwd decl



struct buffer_t;

//-----------------------------------------------------------------------------



struct mesh_header_t

{

    uint32  vertex_size;

    uint32  vertex_count;

	uint32	vertex_type;

    uint32  index_size;     // либо 16, либо 32, иначе assert

    uint32  index_count;

    uint32  subset_count;

};

//-----------------------------------------------------------------------------



struct subset_t

{

    uint32  index_offset;

    uint32  vertex_offset;

    uint32  index_count;

};

//-----------------------------------------------------------------------------



struct mesh_t

{

    mesh_header_t   header;

    subset_t        subsets[MAX_SUBSETS];

    vbuffer_h       vb;

    ibuffer_h       ib;

};



typedef mesh_t* mesh_h;

//-----------------------------------------------------------------------------



mesh_h mesh_load( const char* dir, const char* name );

//-----------------------------------------------------------------------------