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/* Synaescope - a pretty noatun visualization (based on P. Harrison's Synaesthesia)
Copyright (C) 1997 Paul Francis Harrison <pfh@yoyo.cc.monash.edu.au>
2001 Charles Samuels <charles@kde.org>
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 SYNA_H
#define SYNA_H
#include "config.h"
#include <tqptrlist.h>
#include "polygon.h"
//**************************************
// For the incurably fiddle prone:
// log2 of sample size
#define LogSize 9
// overlap amount between samples. Set to 1 or 2 if you have a fast computer
#define Overlap 1
// Brightness
#define Brightness 150
// Sample frequency
#define Frequency 22050
//***************************************
#define DefaultWidth 260
#define DefaultHeight 260
#define NumSamples (1<<LogSize)
#define RecSize (1<<LogSize-Overlap)
typedef unsigned short sampleType;
void error(const char *str, bool syscall=false);
void warning(const char *str, bool syscall=false);
enum SymbolID
{
Speaker, Bulb,
Play, Pause, Stop, SkipFwd, SkipBack,
Handle, Pointer, Open, NoCD, Exit,
Zero, One, Two, Three, Four,
Five, Six, Seven, Eight, Nine,
Slider, Selector, Plug, Loop, Box, Bar,
Flame, Wave, Stars, Star, Diamond, Size, FgColor, BgColor,
Save, Reset, TrackSelect,
NotASymbol
};
// wrap
struct BaseScreen
{
virtual bool init(int xHint, int yHint, int widthHint, int heightHint, bool fullscreen) = 0;
virtual void setPalette(unsigned char *palette) = 0;
virtual void end() = 0;
virtual int sizeUpdate() = 0;
virtual bool inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &keyHit) = 0;
virtual void show() = 0;
};
struct SdlScreen : public BaseScreen
{
bool init(int xHint, int yHint, int widthHint, int heightHint, bool fullscreen);
void setPalette(unsigned char *palette);
void end();
int sizeUpdate();
bool inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &keyHit);
void show();
int winID();
};
// core
class Combiner
{
public:
static unsigned short combine(unsigned short a,unsigned short b)
{
//Not that i want to give the compiler a hint or anything...
unsigned char ah = a>>8, al = a&255, bh = b>>8, bl = b&255;
if (ah < 64) ah *= 4; else ah = 255;
if (al < 64) al *= 4; else al = 255;
if (bh > ah) ah = bh;
if (bl > al) al = bl;
return ah*256+al;
}
};
class Interface;
class Core
{
public:
Core();
~Core();
inline unsigned char *output() { return (unsigned char*)outputBmp.data; }
inline unsigned char *lastOutput() { return (unsigned char*)lastOutputBmp.data; }
inline unsigned char *lastLastOutput() { return (unsigned char*)lastLastOutputBmp.data; }
void allocOutput(int w,int h);
void interfaceInit();
//void coreInit();
void setStarSize(double size);
void setupPalette(double);
bool go();
bool calculate();
void toDefaults();
void fade();
void fadeFade();
inline void fadePixelWave(int x, int y, int where, int step);
void fadeWave();
inline void fadePixelHeat(int x,int y,int where,int step);
void fadeHeat();
void fft(double*, double*);
inline void addPixel(int x, int y, int br1, int br2);
inline void addPixelFast(unsigned char *p, int br1, int br2);
inline unsigned char getPixel(int x, int y, int where);
static int bitReverser(int);
public:
BaseScreen *screen;
Interface *interface;
sampleType *data;
Bitmap<unsigned short> outputBmp, lastOutputBmp, lastLastOutputBmp;
PolygonEngine<unsigned short,Combiner,2> polygonEngine;
double cosTable[NumSamples], negSinTable[NumSamples];
int bitReverse[NumSamples];
int scaleDown[256];
int maxStarRadius;
public:
int outWidth, outHeight;
SymbolID fadeMode;
bool pointsAreDiamonds;
double brightnessTwiddler;
double starSize;
double fgRedSlider, fgGreenSlider, bgRedSlider, bgGreenSlider;
SymbolID state;
int windX, windY, windWidth, windHeight;
};
extern Core *core;
inline unsigned char Core::getPixel(int x,int y,int where)
{
if (x < 0 || y < 0 || x >= outWidth || y >= outHeight) return 0;
return lastOutput()[where];
}
struct Button;
struct UIObject
{
int visibleMask, activeMask;
double x,y,width,height;
bool active;
virtual int go(bool mouseDown,bool mouseClick,bool mouseOver,
double x, double y, double scale, char &hotKey, int &action)
= 0;
virtual void handleKey(char key, int &action) = 0;
void changed();
};
class Interface
{
public:
Interface();
~Interface();
bool go();
void syncToState();
void setupPalette();
void putString(char *string,int x,int y,int red,int blue);
protected:
void addUI(UIObject *obj);
void changeState(int transitionSymbol);
private:
TQPtrList<UIObject> uiObjects;
Button *stateButton, *starsButton, *waveButton, *flameButton, *starButton, *diamondButton;
int mouseButtons;
int visibleMask;
int mouseX, mouseY, lastX, lastY, countDown;
};
#endif
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