mirror of
https://github.com/simtactics/niotso.git
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58 lines
No EOL
1.7 KiB
C++
58 lines
No EOL
1.7 KiB
C++
/*
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Niotso - Copyright (C) 2012 Fatbag <X-Fi6@phppoll.org>
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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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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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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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#define EXIT_SCENE() do { System::SceneFailed = true; delete this; return; } while(0)
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#define SCENE_EXIT 0
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#define SCENE_NEED_REDRAW 1
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#define SCENE_NO_REDRAW -1
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class Scene {
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const float TickPeriod;
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float RealTimeDelta;
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virtual int Run(float TimeDelta) = 0;
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protected:
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float TimeDelta;
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Scene(float c) : TickPeriod(c), RealTimeDelta(0) {}
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public:
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int RunFor(float TimeDelta) {
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if(TickPeriod == 0){
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return Run(TimeDelta);
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}
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bool Redraw = false;
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RealTimeDelta += TimeDelta;
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while(RealTimeDelta >= 0){
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int result = Run(TickPeriod);
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if(result == System::SHUTDOWN)
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return System::SHUTDOWN;
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if(result > 0) Redraw = true;
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RealTimeDelta -= TickPeriod;
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}
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return (Redraw) ? 1 : -1;
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}
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virtual void Render() = 0;
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virtual ~Scene() {};
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};
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/****
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** Scenes
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*/
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#include "LoginScreen/LoginScreen.hpp" |