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/* 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 ZVISION_RENDER_TABLE_H
#define ZVISION_RENDER_TABLE_H
#include "common/types.h"
#include "common/rect.h"
#include "zvision/vector2.h"
namespace ZVision {
class RenderTable {
public:
RenderTable(uint numRows, uint numColumns);
~RenderTable();
public:
enum RenderState {
PANORAMA,
TILT,
FLAT
};
private:
uint _numColumns, _numRows;
Vector2 *_internalBuffer;
RenderState _renderState;
struct {
float fieldOfView;
float linearScale;
bool reverse;
} _panoramaOptions;
// TODO: See if tilt and panorama need to have separate options
struct {
float fieldOfView;
float linearScale;
bool reverse;
} _tiltOptions;
public:
RenderState getRenderState() { return _renderState; }
void setRenderState(RenderState newState);
const Common::Point convertWarpedCoordToFlatCoord(const Common::Point &point);
void mutateImage(uint16 *sourceBuffer, uint16* destBuffer, uint32 destWidth, const Common::Rect &subRect);
void generateRenderTable();
void setPanoramaFoV(float fov);
void setPanoramaScale(float scale);
void setPanoramaReverse(bool reverse);
void setTiltFoV(float fov);
void setTiltScale(float scale);
void setTiltReverse(bool reverse);
private:
void generatePanoramaLookupTable();
void generateTiltLookupTable();
};
} // End of namespace ZVision
#endif
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