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Diffstat (limited to 'noatun-plugins/tippercanoe/syna.h')
| -rw-r--r-- | noatun-plugins/tippercanoe/syna.h | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/noatun-plugins/tippercanoe/syna.h b/noatun-plugins/tippercanoe/syna.h new file mode 100644 index 0000000..d4ea60e --- /dev/null +++ b/noatun-plugins/tippercanoe/syna.h @@ -0,0 +1,247 @@ +/* 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 <qptrlist.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) + +#ifndef __linux__ +#warning This target has not been tested! +#endif + +#ifdef __FreeBSD__ +#include <machine/endian.h> +typedef unsigned short sampleType; +#else +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_ENDIAN_H +#include <endian.h> +#elif defined(_BIG_ENDIAN) +#define BIG_ENDIAN 1 +#define BYTE_ORDER BIG_ENDIAN +#endif +typedef short sampleType; +#endif + +#if BYTE_ORDER == BIG_ENDIAN +#define BIGENDIAN +#else +#define LITTLEENDIAN +#endif + +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: + QPtrList<UIObject> uiObjects; + Button *stateButton, *starsButton, *waveButton, *flameButton, *starButton, *diamondButton; + int mouseButtons; + + int visibleMask; + int mouseX, mouseY, lastX, lastY, countDown; + +}; + + +#endif + |