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Diffstat (limited to 'engines/cryomni3d/omni3d.h')
-rw-r--r-- | engines/cryomni3d/omni3d.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/engines/cryomni3d/omni3d.h b/engines/cryomni3d/omni3d.h new file mode 100644 index 0000000000..e7d9e08a89 --- /dev/null +++ b/engines/cryomni3d/omni3d.h @@ -0,0 +1,83 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#ifndef CRYOMNI3D_OMNI3D_H +#define CRYOMNI3D_OMNI3D_H + +#include "graphics/surface.h" + +namespace CryOmni3D { + +class Omni3DManager { +public: + Omni3DManager() {} + virtual ~Omni3DManager(); + + void init(double hfov); + + void setSourceSurface(const Graphics::Surface *surface) { _sourceSurface = surface; _dirty = true; } + + void clearConstraints(); + void setAlphaConstraints(double alphaMin, double alphaMax) { _alphaMin = alphaMin; _alphaMax = alphaMax; } + void setBetaMinConstraint(double betaMin) { _betaMin = betaMin; } + void setBetaMaxConstraint(double betaMax) { _betaMax = betaMax; } + + void setAlpha(double alpha) { _alpha = alpha; _dirtyCoords = true; } + void setBeta(double beta) { _beta = beta; _dirtyCoords = true; } + void updateCoords(int xDelta, int yDelta, bool useOldSpeed); + + double getAlpha() const { return _alpha; } + double getBeta() const { return _beta; } + + Common::Point mapMouseCoords(const Common::Point &mouse); + + bool hasSpeed() { return _xSpeed != 0. || _ySpeed != 0.; } + bool needsUpdate() { return _dirty || _dirtyCoords; } + const Graphics::Surface *getSurface(); + +private: + void updateImageCoords(); + + double _vfov; + + double _alpha, _beta; + double _xSpeed, _ySpeed; + + double _alphaMin, _alphaMax; + double _betaMin, _betaMax; + + int _imageCoords[2544]; + double _squaresCoords[31][21]; + double _hypothenusesH[31]; + double _anglesH[31]; + double _oppositeV[21]; + double _helperValue; + + bool _dirty; + bool _dirtyCoords; + const Graphics::Surface *_sourceSurface; + Graphics::Surface _surface; +}; + +} // End of namespace CryOmni3D + +#endif |