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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit84da08d7b7fcda12c85caeb5a10b4903770a6f69 (patch)
tree2a6aea76f2dfffb4cc04bb907c4725af94f70e72 /noatun-plugins/synaescope/syna.h
downloadtdeaddons-84da08d7b7fcda12c85caeb5a10b4903770a6f69.tar.gz
tdeaddons-84da08d7b7fcda12c85caeb5a10b4903770a6f69.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeaddons@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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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 <qptrlist.h>
+#include "polygon.h"
+#include <noatun/plugin.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, FullScreen,
+ 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 void fullscreen()=0;
+ virtual int sizeUpdate() = 0;
+ virtual bool inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &keyHit) = 0;
+ virtual void show() = 0;
+ virtual void updateWindowCaption(const char *string)=0;
+};
+
+struct SdlScreen : public BaseScreen
+{
+ bool init(int xHint, int yHint, int widthHint, int heightHint, bool fullscreen);
+ void setPalette(unsigned char *palette);
+ void end();
+ void fullscreen();
+ int sizeUpdate();
+ bool inputUpdate(int &mouseX,int &mouseY,int &mouseButtons,char &keyHit);
+ void show();
+// int winID();
+ void updateWindowCaption(const char *string);
+};
+
+// 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 StereoScope
+{
+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 init ( void );
+
+ bool go();
+ bool calculate();
+
+ void toDefaults();
+ void fade();
+ void fadeFade();
+ void fadePixelWave(int x, int y, int where, int step);
+ void fadeWave();
+ void fadePixelHeat(int x,int y,int where,int step);
+ void fadeHeat();
+
+ void fft(double*, double*);
+
+ void addPixel(int x, int y, int br1, int br2);
+ void addPixelFast(unsigned char *p, int br1, int br2);
+ unsigned char getPixel(int x, int y, int where);
+
+ static int bitReverser(int);
+
+protected:
+ void scopeEvent(float *, float *, 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