mirror of
https://github.com/mapmapteam/mapmap.git
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77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
/*
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* Common.cpp
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*
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* (c) 2013 Sofian Audry -- info(@)sofianaudry(.)com
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*
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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 General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Common.h"
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std::vector< std::tr1::shared_ptr<Mapping> > Common::mappings;
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std::vector< std::tr1::shared_ptr<Mapper> > Common::mappers;
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std::tr1::shared_ptr<Mapping> Common::currentMapping;
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std::tr1::shared_ptr<Mapper> Common::currentMapper;
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int Common::currentSourceIdx = 0;
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Quad* Common::createQuadForTexture(Texture* texture, int frameWidth, int frameHeight)
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{
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float centerX = frameWidth / 2.0f;
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float centerY = frameHeight / 2.0f;
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float textureHalfWidth = texture->getWidth() / 2.0f;
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float textureHalfHeight = texture->getHeight() / 2.0f;
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return new Quad(
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Point(centerX-textureHalfWidth, centerY-textureHalfHeight),
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Point(centerX+textureHalfWidth, centerY-textureHalfHeight),
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Point(centerX+textureHalfWidth, centerY+textureHalfHeight),
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Point(centerX-textureHalfWidth, centerY+textureHalfHeight));
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}
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void Common::addImage(const std::string imagePath, int frameWidth, int frameHeight)
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{
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Image* img = new Image(imagePath);
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TextureMapping* tm = new TextureMapping(
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img,
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// Destination.
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createQuadForTexture(img, frameWidth, frameHeight),
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// Input.
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createQuadForTexture(img, frameWidth, frameHeight)
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);
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// Add to data structures.
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mappings.push_back( std::tr1::shared_ptr<Mapping>(tm) );
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mappers.push_back( std::tr1::shared_ptr<Mapper>(new QuadTextureMapper( tm )) );
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}
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void Common::initializeLibremapper(int frameWidth, int frameHeight)
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{
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addImage("example.png", frameWidth, frameHeight);
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addImage("pnggrad8rgb.png", frameWidth, frameHeight);
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currentMapping = mappings[currentSourceIdx];
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currentMapper = mappers[currentSourceIdx];
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}
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void Common::nextImage()
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{
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currentSourceIdx = (currentSourceIdx + 1) % mappings.size();
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currentMapping = mappings[currentSourceIdx];
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currentMapper = mappers[currentSourceIdx];
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}
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