path: root/src/cpu_handle/dump_palette.rs

/*
	Copyright 2021-2023 Gabriel Jensen.

	This file is part of Luma.

	Luma is free software: you can redistribute it
	and/or modify it under the terms of the GNU
	Affero General Public License as published by
	the Free Software Foundation, either version 3
	of the License, or (at your option) any later
	version.

	Luma is distributed in the hope that it will be
	useful, but WITHOUT ANY WARRANTY; without even
	the implied warranty of MERCHANTABILITY or
	FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	Affero General Public License for more details.

	You should have received a copy of the GNU
	Affero General Public License along with Luma.
	If not, see <https://www.gnu.org/licenses/>.
*/

use crate::PALETTE_LENGTH;
use crate::cpu_handle::CpuHandle;

use std::ptr::copy_nonoverlapping;

impl CpuHandle {
	pub fn dump_palette(&mut self, buffer: &mut [u16]) {
		assert_eq!(buffer.len(), PALETTE_LENGTH as usize >> 0x1);

		let state = self.state.lock().unwrap();
		unsafe { copy_nonoverlapping(state.palette().as_ptr(), buffer.as_mut_ptr(), buffer.len()) };
	}
}