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77 lines
1.8 KiB
C++
77 lines
1.8 KiB
C++
/*!
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@file
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@author Albert Semenov
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@date 09/2008
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@module
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*/
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/*
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This file is part of MyGUI.
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MyGUI 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 3 of the License, or
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(at your option) any later version.
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MyGUI 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
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along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "MyGUI_Precompiled.h"
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#include "MyGUI_MaskPickInfo.h"
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#include "MyGUI_ResourceManager.h"
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#include "MyGUI_RenderManager.h"
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#include "MyGUI_DataManager.h"
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namespace MyGUI
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{
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bool MaskPickInfo::load(const std::string& _file)
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{
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if (!DataManager::getInstance().isDataExist(_file))
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return false;
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RenderManager& render = RenderManager::getInstance();
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ITexture* texture = render.createTexture(_file);
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texture->loadFromFile(_file);
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uint8 * buffer = (uint8*)texture->lock(TextureUsage::Read);
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if (buffer == 0)
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{
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render.destroyTexture(texture);
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return false;
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}
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size_t pixel_size = texture->getNumElemBytes();
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width = texture->getWidth();
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height = texture->getHeight();
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size_t size = width * height;
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data.resize(size);
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size_t pos = 0;
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for (size_t pos_pix=0; pos_pix<size; pos_pix++)
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{
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uint8 white = 0;
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for (size_t in_pix=0; in_pix<pixel_size; in_pix++)
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{
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if (0xFF != buffer[pos])
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{
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white = 1;
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}
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pos++;
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}
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data[pos_pix] = white;
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}
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texture->unlock();
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render.destroyTexture(texture);
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return true;
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}
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} // namespace MyGUI
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