61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
/*
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Minetest
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Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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Copyright (C) 2017 numzero, Lobachevskiy Vitaliy <numzer0@yandex.ru>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "stereo.h"
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#include "client/camera.h"
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#include "constants.h"
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#include "settings.h"
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RenderingCoreStereo::RenderingCoreStereo(
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IrrlichtDevice *_device, Client *_client, Hud *_hud)
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: RenderingCore(_device, _client, _hud)
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{
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eye_offset = BS * g_settings->getFloat("3d_paralax_strength", -0.087f, 0.087f);
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}
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void RenderingCoreStereo::beforeDraw()
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{
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cam = camera->getCameraNode();
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base_transform = cam->getRelativeTransformation();
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}
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void RenderingCoreStereo::useEye(bool right)
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{
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core::matrix4 move;
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move.setTranslation(
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core::vector3df(right ? eye_offset : -eye_offset, 0.0f, 0.0f));
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cam->setPosition((base_transform * move).getTranslation());
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}
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void RenderingCoreStereo::resetEye()
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{
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cam->setPosition(base_transform.getTranslation());
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}
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void RenderingCoreStereo::renderBothImages()
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{
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useEye(false);
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draw3D();
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resetEye();
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useEye(true);
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draw3D();
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resetEye();
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}
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