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/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2017 numzero, Lobachevskiy Vitaliy <numzer0@yandex.ru>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "interlaced.h"
#include "client/client.h"
#include "client/shader.h"
#include "client/tile.h"

RenderingCoreInterlaced::RenderingCoreInterlaced(
	IrrlichtDevice *_device, Client *_client, Hud *_hud)
	: RenderingCoreStereo(_device, _client, _hud)
{
	initMaterial();
}

void RenderingCoreInterlaced::initMaterial()
{
	IShaderSource *s = client->getShaderSource();
	mat.UseMipMaps = false;
	mat.ZBuffer = false;
	mat.ZWriteEnable = false;
	u32 shader = s->getShader("3d_interlaced_merge", TILE_MATERIAL_BASIC, 0);
	mat.MaterialType = s->getShaderInfo(shader).material;
	for (int k = 0; k < 3; ++k) {
		mat.TextureLayer[k].AnisotropicFilter = false;
		mat.TextureLayer[k].BilinearFilter = false;
		mat.TextureLayer[k].TrilinearFilter = false;
		mat.TextureLayer[k].TextureWrapU = video::ETC_CLAMP_TO_EDGE;
		mat.TextureLayer[k].TextureWrapV = video::ETC_CLAMP_TO_EDGE;
	}
}

void RenderingCoreInterlaced::initTextures()
{