throws InvalidArraySizeException int vtx_cnt = getVertexCount(data);
throws InvalidArraySizeException int vtx_cnt = getVertexCount(data);
throws InvalidArraySizeException int vtx_cnt = getVertexCount(data) * 3;
throws InvalidArraySizeException int vtx_cnt = getVertexCount(data);
throws InvalidArraySizeException int vtx_cnt = getVertexCount(data);
throws InvalidArraySizeException int vtx_cnt = getVertexCount(data) * 3;