/*
	Copyright (C) 2012  fmaj7b5.info

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 2 of the License, or
	(at your option) any later version.

	This program 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 General Public License for more details.

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

#ifndef FM7b5_BINARIZE_CUH
#define FM7b5_BINARIZE_CUH

#include "binarize.h"
#include "MDView.cuh"

namespace FM7b5
{
	template <class T, class U>
	__global__ void
	binarize(const MDView<T, 2> out, const MDView<U, 2> in, const size_t width, const size_t height, const uint_fast8_t thres)
	{
		const size_t w(blockDim.x * blockIdx.x + threadIdx.x);
		const size_t h(blockDim.y * blockIdx.y + threadIdx.y);

		if (w >= width || h >= height) {
			return;
		}

		out[h][w] = (in[h][w] < thres) ? 0 : 255;
	}
}

#endif /* FM7b5_BINARIZE_CUH */