66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
/*
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Copyright 2016 Michele "King_DuckZ" Santullo
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This file is part of MyCurry.
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MyCurry 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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MyCurry 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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You should have received a copy of the GNU General Public License
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along with MyCurry. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "sizeratio.hpp"
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#include "compatibility.h"
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namespace cloonel {
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namespace {
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float2 CalculateRatio ( float2 parOriginal, float2 parResolution ) a_pure;
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///----------------------------------------------------------------------
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///----------------------------------------------------------------------
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float2 CalculateRatio (float2 parOriginal, float2 parResolution) {
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return parResolution / parOriginal;
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}
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} //unnamed namespace
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///--------------------------------------------------------------------------
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///--------------------------------------------------------------------------
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SizeRatio::SizeRatio (const float2& parOriginal) :
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m_original(parOriginal),
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m_size(parOriginal),
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m_ratio(1.0f)
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{
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}
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///--------------------------------------------------------------------------
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///--------------------------------------------------------------------------
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SizeRatio::SizeRatio (const float2& parOriginal, const float2& parSize) :
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m_original(parOriginal),
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m_size(parSize),
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m_ratio(CalculateRatio(parOriginal, parSize))
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{
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}
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///--------------------------------------------------------------------------
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///--------------------------------------------------------------------------
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void SizeRatio::SetOriginal (const float2& parOriginal, const float2& parRes) {
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m_original = parOriginal;
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m_size = parRes;
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m_ratio = CalculateRatio(parOriginal, parRes);
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}
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///--------------------------------------------------------------------------
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///--------------------------------------------------------------------------
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void SizeRatio::UpdateResolution (const float2& parNewRes) {
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m_size = parNewRes;
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m_ratio = CalculateRatio(m_original, parNewRes);
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}
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} //namespace cloonel
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