func (b *MemObject) CreateSubBufferRegion(flags MemFlag, origin int, size int) (*MemObject, error) {
var err C.cl_int
ci := C.cl_buffer_region{
origin: C.size_t(origin),
size: C.size_t(size),
}
clBuffer := C.clCreateSubBuffer(b.clMem, C.cl_mem_flags(flags),
C.CL_BUFFER_CREATE_TYPE_REGION, unsafe.Pointer(&ci), &err)
if err != C.CL_SUCCESS {
return nil, toError(err)
}
if clBuffer == nil {
return nil, ErrUnknown
}
return newMemObject(clBuffer, size), nil
}
func CLCreateSubBuffer(buffer CL_mem,
flags CL_mem_flags,
buffer_create_type CL_buffer_create_type,
buffer_create_info unsafe.Pointer,
errcode_ret *CL_int) CL_mem {
var c_errcode_ret C.cl_int
var c_memobj C.cl_mem
c_memobj = C.clCreateSubBuffer(buffer.cl_mem,
C.cl_mem_flags(flags),
C.cl_buffer_create_type(buffer_create_type),
buffer_create_info,
&c_errcode_ret)
if errcode_ret != nil {
*errcode_ret = CL_int(c_errcode_ret)
}
return CL_mem{c_memobj}
}