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85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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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*/
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#ifndef CRYOMNI3D_OMNI3D_H
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#define CRYOMNI3D_OMNI3D_H
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#include "graphics/surface.h"
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namespace CryOmni3D {
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class Omni3DManager {
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public:
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Omni3DManager() : _vfov(0), _alpha(0), _beta(0), _xSpeed(0), _ySpeed(0), _alphaMin(0), _alphaMax(0),
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_betaMin(0), _betaMax(0), _helperValue(0), _dirty(true), _dirtyCoords(true),
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_sourceSurface(nullptr) {}
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virtual ~Omni3DManager();
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void init(double hfov);
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void setSourceSurface(const Graphics::Surface *surface) { _sourceSurface = surface; _dirty = true; }
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void clearConstraints();
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void setAlphaConstraints(double alphaMin, double alphaMax) { _alphaMin = alphaMin; _alphaMax = alphaMax; }
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void setBetaMinConstraint(double betaMin) { _betaMin = betaMin; }
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void setBetaMaxConstraint(double betaMax) { _betaMax = betaMax; }
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void setAlpha(double alpha) { _alpha = alpha; _dirtyCoords = true; }
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void setBeta(double beta) { _beta = beta; _dirtyCoords = true; }
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void updateCoords(int xDelta, int yDelta, bool useOldSpeed);
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double getAlpha() const { return _alpha; }
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double getBeta() const { return _beta; }
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Common::Point mapMouseCoords(const Common::Point &mouse);
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bool hasSpeed() { return _xSpeed != 0. || _ySpeed != 0.; }
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bool needsUpdate() { return _dirty || _dirtyCoords; }
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const Graphics::Surface *getSurface();
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private:
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void updateImageCoords();
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double _vfov;
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double _alpha, _beta;
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double _xSpeed, _ySpeed;
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double _alphaMin, _alphaMax;
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double _betaMin, _betaMax;
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int _imageCoords[2544];
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double _squaresCoords[31][21];
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double _hypothenusesH[31];
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double _anglesH[31];
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double _oppositeV[21];
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double _helperValue;
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bool _dirty;
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bool _dirtyCoords;
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const Graphics::Surface *_sourceSurface;
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Graphics::Surface _surface;
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};
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} // End of namespace CryOmni3D
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#endif
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