3. ReferenceVtxData Area

When TRI_ANIM_VTX_FULL is specified

u32	vtx_group_index(0)
.......
u32	vtx_group_index(tri_anim_frame_num)

Figure: ReferenceVtxData Area Memory Map
When TRI_ANIM_VTX_FULL is specified

u32 vtx_group_index

Reference VtxData Area Memory Map

When TRI_ANIM_VTX_KEY is specified

u32	vtx_anim_key_num
u32	vtx_anim_key(0)
.......
u32	vtx_anim_key(vtx_anim_key_num - 1)
u32	vtx_group_index(0)
.......
u32	vtx_group_index(vtx_anim_key_num - 1)

Figure: ReferenceVtxData Area Memory Map
When TRI_ANIM_VTX_KEY is specified

u32 vtx_anim_key_num	Total Number of keyframe animation keys.
u32 vtx_anim_key	Key frame value.
u32 vtx_group_index	Index number of VtxGroup corresponding to key.

When vertex animation is not performed

u32	vtx_group_index

Figure: ReferenceVtxData Area Memory Map
When vertex animation is not performed

u32 vtx_group_index

Index number of VtxGroup to be referred