void
bufferSubData(GLsizeiptr offset, GLsizeiptr length, const void *new_data) {
if (offset >= 0 && offset < size && length > 0 && offset + length <= size && new_data) {
void
bufferSubData(GLsizeiptr offset, GLsizeiptr length, const void *new_data) {
if (offset >= 0 && offset < size && length > 0 && offset + length <= size && new_data) {