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/* ResidualVM - A 3D game interpreter
*
* ResidualVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the AUTHORS
* 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 EFFECTS_H_
#define EFFECTS_H_
#include "common/hashmap.h"
#include "common/rect.h"
#include "engines/myst3/directorysubentry.h"
namespace Graphics {
struct Surface;
}
namespace Myst3 {
class Myst3Engine;
class Effect {
public:
struct FaceMask {
FaceMask();
~FaceMask();
static Common::Rect getBlockRect(uint x, uint y);
Graphics::Surface *surface;
bool block[10][10];
};
virtual ~Effect();
virtual bool update() = 0;
virtual void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst) = 0;
bool hasFace(uint face) { return _facesMasks.contains(face); }
Common::Rect getUpdateRectForFace(uint face);
// Public and static for use by the debug console
static FaceMask *loadMask(Common::SeekableReadStream *maskStream);
protected:
Effect(Myst3Engine *vm);
bool loadMasks(const Common::String &room, uint32 id, DirectorySubEntry::ResourceType type);
Myst3Engine *_vm;
typedef Common::HashMap<uint, FaceMask *> FaceMaskMap;
FaceMaskMap _facesMasks;
};
class WaterEffect : public Effect {
public:
static WaterEffect *create(Myst3Engine *vm, uint32 id);
virtual ~WaterEffect();
bool update();
void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst);
protected:
WaterEffect(Myst3Engine *vm);
void doStep(float position, bool isFrame);
void apply(Graphics::Surface *src, Graphics::Surface *dst, Graphics::Surface *mask,
bool bottomFace, int32 waterEffectAmpl);
uint32 _lastUpdate;
int32 _step;
int8 _bottomDisplacement[640];
int8 _verticalDisplacement[640];
int8 _horizontalDisplacements[5][640];
private:
bool isRunning();
};
class LavaEffect : public Effect {
public:
static LavaEffect *create(Myst3Engine *vm, uint32 id);
virtual ~LavaEffect();
bool update();
void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst);
protected:
LavaEffect(Myst3Engine *vm);
void doStep(int32 position, float ampl);
uint32 _lastUpdate;
int32 _step;
int32 _displacement[256];
};
class MagnetEffect : public Effect {
public:
static MagnetEffect *create(Myst3Engine *vm, uint32 id);
virtual ~MagnetEffect();
bool update();
void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst);
protected:
MagnetEffect(Myst3Engine *vm);
void apply(Graphics::Surface *src, Graphics::Surface *dst, Graphics::Surface *mask, int32 position);
int32 _lastSoundId;
Common::MemoryReadStream *_shakeStrength;
uint32 _lastTime;
float _position;
float _lastAmpl;
int32 _verticalDisplacement[256];
};
class ShakeEffect : public Effect {
public:
static ShakeEffect *create(Myst3Engine *vm);
virtual ~ShakeEffect();
bool update();
void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst);
float getPitchOffset() { return _pitchOffset; }
float getHeadingOffset() { return _headingOffset; }
protected:
ShakeEffect(Myst3Engine *vm);
uint32 _lastTick;
uint _magnetEffectShakeStep;
float _pitchOffset;
float _headingOffset;
};
class RotationEffect : public Effect {
public:
static RotationEffect *create(Myst3Engine *vm);
virtual ~RotationEffect();
bool update();
void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst);
float getHeadingOffset() { return _headingOffset; }
protected:
RotationEffect(Myst3Engine *vm);
uint32 _lastUpdate;
float _headingOffset;
};
class ShieldEffect : public Effect {
public:
static ShieldEffect *create(Myst3Engine *vm, uint32 id);
virtual ~ShieldEffect();
bool update();
void applyForFace(uint face, Graphics::Surface *src, Graphics::Surface *dst);
protected:
ShieldEffect(Myst3Engine *vm);
bool loadPattern();
uint32 _lastTick;
float _amplitude;
float _amplitudeIncrement;
uint8 _pattern[4096];
int32 _displacement[256];
};
} // End of namespace Myst3
#endif // EFFECTS_H_
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