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Diffstat (limited to 'kscreensaver/kdesavers/firesaver.cpp')
| -rw-r--r-- | kscreensaver/kdesavers/firesaver.cpp | 1151 |
1 files changed, 0 insertions, 1151 deletions
diff --git a/kscreensaver/kdesavers/firesaver.cpp b/kscreensaver/kdesavers/firesaver.cpp deleted file mode 100644 index ad6b83ac..00000000 --- a/kscreensaver/kdesavers/firesaver.cpp +++ /dev/null @@ -1,1151 +0,0 @@ -// This file is part of KFireSaver3D. - -// KFireSaver3D 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. - -// KFireSaver3D 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 KFireSaver3D; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - - -// Author: Enrico Ros, based on the great work of David Sansome (kfiresaver) -// Email: asy@libero.it - -#include <math.h> -#include <sys/time.h> -#include <stdlib.h> -#include <kconfig.h> -#include <kdebug.h> -#include <kstandarddirs.h> -#include <klocale.h> -#include <kurl.h> -#include <kiconloader.h> -#include <kmessagebox.h> -#include <arts/kmedia2.h> -#include <arts/kplayobject.h> -#include <arts/kplayobjectfactory.h> - -#include "firesaversetup.h" -#include "firesaverparticle.h" -#include "firesaverwriter.h" -#include "firesaver.h" - - -/* Factory code for KScreensaver begins *here* *\ -\* */ - -#include <kscreensaver.h> -#include <kdialogbase.h> - -class KFireSaverKSS : public KScreenSaver -{ - public: - KFireSaverKSS( WId id ) - : KScreenSaver( id ) - { - setBackgroundColor( black ); - erase(); - saver = new KFireSaver; - embed(saver); - saver->show(); - } - - ~KFireSaverKSS() - { - delete saver; - } - - private: - KFireSaver* saver; -}; - -class KFireSaverSetupKDB : public KDialogBase -{ - public: - KFireSaverSetupKDB( TQWidget* parent = 0, const char* name = 0 ) - : KDialogBase( parent, name, true, i18n("Setup Screen Saver"), - Ok | Cancel | Help, Ok, true ) - { - setup = new KFireSaverSetup( this ); - setMainWidget( setup ); - setButtonText( KDialogBase::Help, i18n( "A&bout" ) ); - } - - private slots: - void slotHelp() - { - KMessageBox::about(this, i18n("<h3>KFireSaver 3D 1.0</h3>\n<p>TEST Koral - Enrico Ros::2004</p>") ); - } - void slotOk() - { - setup->writeConfig(); - accept(); - } - - private: - KFireSaverSetup * setup; -}; - -extern "C" -{ - KDE_EXPORT const char *kss_applicationName = "kfiresaver.kss"; - KDE_EXPORT const char *kss_description = I18N_NOOP( "Fireworks 3D (GL)" ); - KDE_EXPORT const char *kss_version = "0.7"; - - KDE_EXPORT KScreenSaver *kss_create( WId id ) - { - return new KFireSaverKSS( id ); - } - - KDE_EXPORT TQDialog *kss_setup() - { - return new KFireSaverSetupKDB; - } -} - -/* *\ -\* Factory code for KScreensaver ends *here* */ - - -KFireSaver :: KFireSaver( TQWidget *parent, const char *name ) - : TQGLWidget( parent, name ) -{ - // set random seed to initialize drand48() calls - timeval tv; - gettimeofday(&tv,NULL); - srand48( (long)tv.tv_usec ); - - readConfig(); - - particleList.setAutoDelete(true); - starList.setAutoDelete(true); - imageList.setAutoDelete(true); - playObjectList.setAutoDelete(true); - - //initialize openGL context before managing GL calls - makeCurrent(); - loadTexture( locate("data","kfiresaver/kfs_particle.png"), particleTexture ); - loadTexture( locate("data","kfiresaver/kfs_particle_flare.png"), flareTexture ); - loadTexture( locate("data","kfiresaver/kfs_particle_diastar.png"), diastarTexture ); - starTexture = particleTexture; - - //generate stars - if (parameters.enableStars) { - int number = parameters.starsNumber + 1; - number *= 10 * number; - for (int i=0 ; i<number ; i++) - { - Particle * star = new Particle( Particle::StarParticle ); - star->initializeValues(); - star->texture = starTexture; - if (parameters.enableStarGradient) - { - GLfloat red = star->colour[0], - green = star->colour[1], - blue = star->colour[2], - tint = 0.5 + star->ypos / FIELDWIDTH, - merge = 0.3 + DRAND*0.7, - mergen = 1 - merge; - star->colour[0] = red * merge + (1.0-tint) * mergen; - star->colour[1] = green * merge + tint * mergen; - star->colour[2] = blue * merge + tint * mergen; - } - starList.append( star ); - } - } - - //generate bottom fire - if (parameters.enableBottomFire) { - float cRed = (float)parameters.bottomFireColor.red() / 255.0, - cGreen = (float)parameters.bottomFireColor.green() / 255.0, - cBlue = (float)parameters.bottomFireColor.blue() / 255.0; - for (int i=0 ; i<NUMBER_OF_FIREPARTICLES ; i++) - { - Particle* particle = new Particle( Particle::FireParticle ); - particle->initializeValues(); - particle->texture = particleTexture; - particle->zspeed *= 4.0; - particle->colour[0] = cRed * (0.6 + 0.4*DRAND); - particle->colour[1] = cGreen * (0.6 + 0.4*DRAND); - particle->colour[2] = cBlue * (0.6 + 0.4*DRAND); - particleList.append(particle); - } - } - - //get sound files - if (parameters.enableSound) { - sound_explosion = locate("data","kfiresaver/kfs_explode.ogg"); - sound_debris = locate("data","kfiresaver/kfs_debris.ogg"); - } - - //create the writer class that manages flying writings. - if ( parameters.enableWritings ) - writer = new Writer("kfs_letters.desc"); - - showp.forceBicolour = - showp.forceColour = - showp.forcePower = - showp.forceType = false; - showp.timeStamp = 0.0; - startTimer(MSECPERIOD); - - //force initialization of "show" variables for the first time - timerEvent(NULL); -} - - -KFireSaver :: ~KFireSaver() -{ - freeTexture( particleTexture ); - freeTexture( starTexture ); - particleList.clear(); - starList.clear(); - imageList.clear(); - playObjectList.clear(); - if ( parameters.enableWritings ) - delete writer; -} - - -void KFireSaver :: initializeGL() -{ - glDisable(GL_DEPTH_TEST); - glEnable(GL_BLEND); - glBlendFunc(GL_SRC_ALPHA,GL_ONE); - glShadeModel( GL_SMOOTH ); - - resizeGL( 640, 480 ); -} - - -void KFireSaver :: resizeGL( int width, int height ) -{ - glViewport( 0, 0, width, height ); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho( -FIELDW_2, FIELDW_2, -FIELDW_2, FIELDW_2, 5.0, 60.0 ); - - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - - float ratio = (float)width / (float)height, - numH = 750 - 90 * parameters.particleSize, - numW = 1000 - 120 * parameters.particleSize; - if ( ratio >= (4.0/3.0) ) { - unitX = FIELDWIDTH / (numH * ratio); - unitY = FIELDWIDTH / numH; - } else { - unitX = FIELDWIDTH / numW; - unitY = FIELDWIDTH / (numW / ratio); - } - - timeval tv; - gettimeofday(&tv,NULL); - timeStampFrame = (double)tv.tv_sec + (double)tv.tv_usec/1000000.0; - - firstGLFrame = true; -} - - -void KFireSaver :: paintGL () -/* Main procedure. It does the following: - - calculate time diff between current and previous frame - - clear the color buffer - - simple render of stars - - advanced render of particles - - render - - update physics based on time difference - - check die/change conditions - - call to explode_firework if a leader dies - - if random -> start a new firework - - if random -> explode a penquin or kde logo -*/ -{ - /* calculate TIME ELAPSED between current and previous frame */ - - timeval tv; - gettimeofday(&tv,NULL); - double timeCurrent = (double)tv.tv_sec + (double)tv.tv_usec/1000000.0; - double timeDiff = (MSECPERIOD / 1000.0); - if (parameters.enableRealtime) - { - timeDiff = timeCurrent - timeStampFrame; - timeStampFrame = timeCurrent; - timeDiff = (timeDiff > 0.5) ? 0.5 : (timeDiff < 0.005) ? 0.005 : timeDiff; - } - - /* CLEAR SCREEN: to do it there are 2 ways */ - - glLoadIdentity(); - glTranslatef( 0, 0, -50.0 ); - glDisable( GL_TEXTURE_2D ); - - if ( !parameters.enableFade || firstGLFrame ) - { // quick - clear the OpenGL color buffer - glClearColor( 0.0, 0.0, 0.0, 1.0 ); - glClear( GL_COLOR_BUFFER_BIT ); - firstGLFrame = false; - } - else - { // good looking - /* superpose a semi-transparent black rectangle so we - can see a sort of 'tail' for each particle drawn. */ - const GLfloat conv_tab[10] = { - 0.50, 0.33, 0.22, 0.15, 0.10, - 0.07, 0.05, 0.03, 0.02, 0.01 }; - glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA); - glColor4f(0.0,0.0,0.0, conv_tab[parameters.fadeAmount]); - glBegin( GL_TRIANGLE_STRIP ); - glVertex2f( FIELDW_2, FIELDW_2 ); - glVertex2f( -FIELDW_2, FIELDW_2 ); - glVertex2f( FIELDW_2, -FIELDW_2 ); - glVertex2f( -FIELDW_2, -FIELDW_2 ); - glEnd(); - glBlendFunc(GL_SRC_ALPHA,GL_ONE); - } - - /* render STARS */ - - if (parameters.enableStars) { - if ( starTexture ) { - glEnable( GL_TEXTURE_2D ); - glBindTexture( GL_TEXTURE_2D, currentTexture = starTexture ); - } else - glDisable( GL_TEXTURE_2D ); - - glBegin( GL_QUADS ); - bool flickers = parameters.enableStarFlickering; - float alpha = flickers ? 0.5 : 1.0; - Particle * star = starList.first(); - for (; star; star = starList.next()) - { - if (flickers && DRAND<0.6) - continue; - - GLfloat sizeX = star->pixelSize * unitX, - sizeY = star->pixelSize * unitY, - pLeft = star->xpos - sizeX, - pRight = star->xpos + sizeX, - pTop = star->ypos + sizeY, - pBottom = star->ypos - sizeY; - glColor4f(star->colour[0], star->colour[1], star->colour[2], alpha); - glTexCoord2f( 0, 0 ); // Bottom Left - glVertex2f( pLeft, pBottom ); - glTexCoord2f( 0, 1 ); // Top Left - glVertex2f( pLeft, pTop ); - glTexCoord2f( 1, 1 ); // Top Right - glVertex2f( pRight, pTop ); - glTexCoord2f( 1, 0 ); // Bottom Right - glVertex2f( pRight, pBottom ); - } - glEnd(); - } - - /* render FIREWORKS */ - - glBegin( GL_QUADS ); - bool playedExplodeSound = false; - bool flashedScreen = false; - Particle * particle = particleList.first(); - for (; particle; particle = particleList.next()) - { - //bind the texture for current particle (if not already bound) - if ( !particle->texture ) { - glEnd(); - glDisable( GL_TEXTURE_2D ); - glBegin( GL_QUADS ); - currentTexture = 0; - } else if ( particle->texture != currentTexture ) { - glEnd(); - glEnable( GL_TEXTURE_2D ); - glBindTexture( GL_TEXTURE_2D, currentTexture = particle->texture ); - glBegin( GL_QUADS ); - } - - //perspective projection (done by hand to make it funnier than opengl's :-) - float mfactor = PERSP_MAG_FACTOR * particle->ypos; - if ( mfactor < -246.0 ) { - particleList.remove(); - particleList.prev(); - continue; - } - float sfactor = 256.0 / (256.0 + mfactor), - posx = sfactor * particle->xpos, - posy = sfactor * particle->zpos - 4.0; - //size computation (magnify if enableMegaFlares is set) - if ( parameters.enableMegaFlares ) { - mfactor = parameters.megaFlares*particle->ypos; - if ( mfactor < -255.0 || mfactor > 512.0 ) { - particleList.remove(); - particleList.prev(); - continue; - } - sfactor = 256.0 / (256.0 + mfactor); - if ( sfactor > 64 ) - sfactor = 76.8 - sfactor / 5.0; - } - float size = sfactor * particle->pixelSize, - sizeX = size * unitX, - sizeY = size * unitY; - - //determine brightness (alpha component) for the particle - if ( particle->useLife ) { - float life = particle->life, - startLife = particle->startLife; - //bright changes with the following curve: "2*k - k^2" (or "k(2-k)") - if ( life > startLife ) - particle->colour[3] = startLife + 1 - life; - else - particle->colour[3] = life / startLife; - //apply flickering if enabled - if (particle->flicker < 0) { - particle->colour[3] = 0.2; - if (++particle->flicker >= 0) - particle->flicker = FLICKER_FRAMES_DELAY; - } else if (particle->flicker > 0) { - if ( life <= startLife ) - particle->colour[3] = 1.0; - if (--particle->flicker <= 0) - particle->flicker = -FLICKER_FRAMES_DELAY; - } - glColor4fv( particle->colour ); - } else - glColor3fv( particle->colour ); - - //draw particle - float pLeft = posx - sizeX, - pTop = posy + sizeY, - pRight = posx + sizeX, - pBottom = posy - sizeY; - glTexCoord2f( 0, 0 ); // Bottom Left - glVertex2f( pLeft, pBottom ); - glTexCoord2f( 0, 1 ); // Top Left - glVertex2f( pLeft, pTop ); - glTexCoord2f( 1, 1 ); // Top Right - glVertex2f( pRight, pTop ); - glTexCoord2f( 1, 0 ); // Bottom Right - glVertex2f( pRight, pBottom ); - - //phisically update parameters of the particle - particle->updateParameters( timeDiff ); - - //check for particle death / explosion - switch (particle->particleType) - { - //a Fireparticle is restarted when in right conditions - case Particle::FireParticle: - if ( posx < -FIELDW_2 || posx > FIELDW_2 || - (particle->zpos < -10.0 && posy < -FIELDW_2) ) - { - particle->initializeValues(); - if ( DRAND > 0.9995 ) - particle->zspeed *= 4; - } - break; - - //a leader explodes when his z speed drops to zero - //or, if it uses life, at death - case Particle::FireWorkLeaderParticle: - if ((particle->zspeed <= 0.0f && !particle->useLife) || - (particle->useLife && particle->life <= 0.0) ) - { - // play sound if enabled (and once per frame) - if (parameters.enableSound && !playedExplodeSound) - { - playSound(sound_explosion); - playedExplodeSound = true; - } - // flash screen if enabled - if (parameters.enableFlash && !flashedScreen) { - glEnd(); - glDisable( GL_TEXTURE_2D ); - glColor4f( 1,1,1, parameters.flashOpacity / 10.0 ); - glBegin( GL_TRIANGLE_STRIP ); - glVertex2f( FIELDW_2, FIELDW_2 ); - glVertex2f( -FIELDW_2, FIELDW_2 ); - glVertex2f( FIELDW_2, -FIELDW_2 ); - glVertex2f( -FIELDW_2, -FIELDW_2 ); - glEnd(); - if ( particleTexture ) - glEnable( GL_TEXTURE_2D ); - glBegin( GL_QUADS ); - flashedScreen = true; - } - // generating children and removing parent - int elementIndex = particleList.at(); - explodeFirework(particle); - particleList.remove(elementIndex); - particleList.prev(); - } else if ( parameters.enableTrails && DRAND < 0.4 ) { - // leave trail behind the particle (it'a small and slow red debris) - Particle * p = new Particle( Particle::FireWorkDebrisParticle ); - p->initializeValues( 0, particle, 1, 1 ); - p->texture = particleTexture; - p->xspeed /= 4; - p->yspeed /= 4; - p->zspeed /= 8; - p->zacc /= 4; - p->pixelSize = 2; - p->colour[0] /= 2; - int elementIndex = particleList.at(); - particleList.append( p ); - particleList.at( elementIndex ); - } - break; - - //remove if dead or outside field - default: - if (particle->life <= 0.0 || posx<-FIELDW_2 || posx>FIELDW_2 || posy<-FIELDW_2) { - particleList.remove(); - particleList.prev(); - } - break; - } - } - glEnd(); - - /* render WRITINGS */ - - if ( parameters.enableWritings ) - { - int chance = (int) (1000.0 * DRAND); - if ( !chance ) { - static const TQString someStrings[] = { - i18n("www.kde.org"), - i18n("My TDE, please!"), - i18n("KoNqUeR the World"), - i18n("KFIRESAVER 3D"), - i18n("Gimme your eyes..."), - i18n("Thank you for using TDE"), - i18n("Going insane tonight"), - }; - int n = (int)(6.0 * DRAND); - writer->spawnWords( someStrings[n], Writer::Fun1 ); - } - writer->render( timeDiff ); - } - - /* generate a new FIREWORK_LEADER */ - - int random = (int) ((float)parameters.fireworksFrequency * DRAND); - if (showp.ShowType == Show) - { - //double the chances ('frequency') to raise a new leaderParticle - //but envelop it under a sine function - float step = (showp.timeStamp - timeCurrent) / showp.timeGap; - if (DRAND > sin(M_PI*step)) - random = -1; - if (showp.type == AngelHairs && DRAND < 0.5) - random = -1; - } - if ( !random ) - { - Particle * particle = new Particle( Particle::FireWorkLeaderParticle ); - particle->initializeValues(); - particle->texture = flareTexture; - particleList.append( particle ); - } - - /* explode a logo */ - - int logoImages = imageList.count(); - if ( logoImages > 0 ) { - random = (int) (parameters.logoFrequency * logoImages * 200.0 * DRAND); - if ( random < logoImages ) - { - if (parameters.enableFlash && !flashedScreen) { - glDisable( GL_TEXTURE_2D ); - glColor4f( 1,1,1, parameters.flashOpacity / 10.0 ); - glBegin( GL_TRIANGLE_STRIP ); - glVertex2f( FIELDW_2, FIELDW_2 ); - glVertex2f( -FIELDW_2, FIELDW_2 ); - glVertex2f( FIELDW_2, -FIELDW_2 ); - glVertex2f( -FIELDW_2, -FIELDW_2 ); - glEnd(); - } - burnLogo( imageList.at(random) ); - } - } -} - - -int KFireSaver :: pickColour() -{ - int color = (int) (DRAND * parameters.colorsCount); - return parameters.colorsT[ color ]; -} - - -KFireSaver :: enumFireworkType KFireSaver :: pickType() -{ - int type = (int) (DRAND * parameters.typesCount); - return parameters.typesT[ type ]; -} - - -void KFireSaver :: explodeFirework(Particle* leaderParticle) -{ - GLfloat displace[3] = {0.0,0.0,0.0}; - float tmp1 = 0.0, tmp2 = 0.0, tmp3 = 0.0, tmp4 = 0.0, tmp5 = 0.0; - - // color of exploded particles - bool bicolor = parameters.enableCombos && (showp.forceBicolour || DRAND > 0.95), - flickers = false; - int cscheme = showp.forceColour ? showp.colour : pickColour(), - cscheme2 = showp.forceColour ? showp.colourSec : pickColour(); - - // randomize type of exploding firework - enumFireworkType fwType = - showp.forceType ? (enumFireworkType) showp.type : pickType(); - - // other options for generated particles - int number = (int) ((DRAND + DRAND) * 150.0); - float power = showp.forcePower ? - showp.powerEnvelop * (0.8 + 0.3*DRAND) : - DRAND * 11.0 + 2.0, - powermin = DRAND * power; - - // now some rules ... - //a splitter can't split up more than 2 times - if (fwType == Splitter && leaderParticle->explosionsDepth > 1) { - if (parameters.typesCount == 1) - return; - if (showp.forceType) - fwType = showp.typeSec; - if (fwType == Splitter) - while ( (fwType = pickType()) == Splitter ); - } - - // PRE-ADJUST parameters for the firework we're creating - switch ( fwType ) - { - //no need to handle this. it's the default configuration. - case Sphere: - break; - - //explosion whithout emitting particles, only a flash - case NoFW: - number = 1; - power = powermin = 0; - break; - - //splits up into 'number' orange pieces. tmp1 holds base_life - case Splitter: - cscheme = showp.forceColour ? showp.colour : 1; - bicolor = false; - number = 3 + (int) (DRAND * 4); - power /= 2.0; - powermin = power / 2.0; - tmp1 = 0.4 + DRAND * 1.5; - break; - - //randomize a couple of angles (phi - theta) for exploding circle - case BiCircle: - number *= 2; - case Circle: - power = DRAND * 5.0 + 4.0; - tmp1 = DRAND * M_PI; - tmp2 = DRAND * M_PI; - tmp4 = cos(tmp2); //c2 - tmp3 = sin(tmp2); //s2 - tmp2 = cos(tmp1); //c1 - tmp1 = sin(tmp1); //s1 - break; - - //cascade of flickering orange particles - case AngelHairs: - cscheme = showp.forceColour ? showp.colour : 1; - bicolor = false; - flickers = true; - power = 0.8 + DRAND * 1.9; - powermin = DRAND*0.5; - number = 100 + (int)(DRAND * 150); - displace[0] = -leaderParticle->xspeed/2; - displace[1] = -leaderParticle->yspeed/2; - displace[2] = power; - break; - - //behave as a standard spherical firework - case Spirals: - break; - - //not yet implemented, suppressing particles - case SuperNova: - case NoRender: - number = 0; - break; - } - - //limit number of particles as we are getting to the capacity saturation - float currentParticles = (float) particleList.count(); - const float particleCapacity = 15000; - const float particleGap = 8000; - if ( number > 10 && currentParticles > (particleCapacity - particleGap) ) - { - //NoFW, Splitter and NoRender aren't limited. - number = (int)( (float)number * (particleCapacity - currentParticles) / particleGap ); - if ( number < 10 ) - number = 0; - } - - int newExplosionsDepth = leaderParticle->explosionsDepth + 1; - for (int i=0 ; i<number ; i++) - { - Particle * particle; - if ( fwType == Spirals ) - particle = new TurningParticle( Particle::FireWorkDebrisParticle ); - else - particle = new Particle( Particle::FireWorkDebrisParticle ); - - particle->initializeValues ( - bicolor && (i>number/2) ? cscheme2 : cscheme, - leaderParticle, powermin, power, - flickers, displace ); - particle->texture = particleTexture; - particle->explosionsDepth = newExplosionsDepth; - - // POST-ADJUST particle coefficients adapting to current FireworkType - switch ( fwType ) - { - //create a big, white particle, simulating explosion - case NoFW: - if (parameters.enableFade) - particle->startLife = particle->life = 0.030; - else - particle->startLife = particle->life = 0.075; - particle->texture = flareTexture; - particle->colour[0]= - particle->colour[1]= - particle->colour[2]=1.0; - particle->pixelSize = 50.0 + 75.0 * DRAND; - particle->zacc = 0; - break; - - //default. no need to change parameters, only create the - //'sphere light' as the first big particle if set. - case Sphere: - if (i==0 && parameters.enableSphereLight && number > 40) { - particle->texture = flareTexture; - particle->xspeed = leaderParticle->xspeed; - particle->yspeed = leaderParticle->yspeed; - particle->zspeed = 0.0; - particle->colour[0] /= 2.0; - particle->colour[1] /= 2.0; - particle->colour[2] /= 2.0; - float impression = power * (float)number/5.0; - particle->pixelSize = 25.0 * DRAND + impression; - if (parameters.enableFade) { - particle->startLife = particle->life = 0.040; - } else { - particle->startLife = 1.3; - particle->life = 1.8; - } - } - break; - - // - case Splitter: - particle->particleType = Particle::FireWorkLeaderParticle; - particle->pixelSize *= 3.0; - particle->startLife = particle->life = tmp1 * (0.75 + DRAND/3.0); - if (particle->zspeed < 0) - particle->zspeed = -particle->zspeed; - break; - - case Circle: - case BiCircle: - tmp5 = 2 * M_PI * DRAND; - //MMX can be useful.. if you know how to use it :-) - if ( fwType == BiCircle && i > number/2 ) { - GLfloat ey = cos(tmp5), - ez = sin(tmp5); - particle->xspeed = power * ( tmp3*ez ); - particle->yspeed = power * ( tmp2*ey - tmp1*tmp4*ez ); - particle->zspeed = power * ( tmp1*ey + tmp2*tmp4*ez ); - } else { - GLfloat ex = sin(tmp5), - ey = cos(tmp5); - particle->xspeed = power * ( tmp4*ex ); - particle->yspeed = power * ( tmp1*tmp3*ex + tmp2*ey ); - particle->zspeed = power * ( -tmp2*tmp3*ex + tmp1*ey ); - } - break; - - case AngelHairs: - particle->zacc = -9.807 * (0.05 + DRAND*0.20); - particle->life = 2.0 + DRAND*2.5; - particle->startLife = particle->life - 1; - if (particle->zspeed < 0) - particle->zspeed *= -1; - //particle->pixelSize = 5.0; - break; - - case Spirals: - particle->texture = diastarTexture; - break; - - //discard cases - case SuperNova: - case NoRender: - break; - } - particleList.append(particle); - } -} - -void KFireSaver :: timerEvent(TQTimerEvent*) -{ - timeval tv; - gettimeofday(&tv,NULL); - double currentTime = (double)tv.tv_sec + (double)tv.tv_usec/1000000.0; - - bool chooseType = false, - chooseColor = false, - chooseOthers = false, - updateTimings = false; - bool firstTime = showp.timeStamp == 0.0; - bool endOfScene = currentTime >= showp.timeStamp; - - if (firstTime) - switch (showp.ShowType) - { - case Monotype: - /* first time choose the type, color and attributes will - be choosed randomly for every firework which explodes*/ - showp.forceType = true; - chooseType = true; - break; - - case Monochrome: - /* first time choose the color, type and attributes will - be choosed randomly for every firework which explodes*/ - showp.forceColour = true; - chooseColor = - chooseOthers = true; - break; - - default: break; - } - - if (endOfScene || firstTime) - switch (showp.ShowType) - { - case Show: - /* if a scene ended, randomize global parameters for the - whole next scene */ - showp.forceType = true; - showp.forceColour = true; - showp.forcePower = true; - chooseOthers = - chooseColor = - chooseType = true; - updateTimings = true; - break; - - default: break; - } - - if ( chooseType ) - { - showp.type = pickType(); - if (parameters.typesCount < 2) - showp.typeSec = NoRender; - else - while ((showp.typeSec = pickType()) == showp.type); - } - if ( chooseColor ) { - showp.colour = pickColour(); - showp.colourSec = pickColour(); - } - if ( chooseOthers ) - { - showp.powerEnvelop = DRAND * 8.0 + 3.0; - if (DRAND > 0.9) - { - showp.forceBicolour = true; - showp.colourSec = pickColour(); - } else - showp.forceBicolour = false; - } - if ( firstTime || updateTimings ) - { - if (DRAND < 0.2) - showp.timeGap = 1.0 + DRAND * 2.0; - else - showp.timeGap = 3.0 + DRAND * 10.0; - showp.timeStamp = currentTime + showp.timeGap; - showp.timeGap /= 1.5; //hack to introduce delay in sine func - } - - updateGL(); -} - -void KFireSaver :: burnLogo(TQImage * image) -{ - if (!image || image->isNull()) - return; - int step = parameters.enableReduceLogo ? 2 : 1, - imageW = image->width(), - imageH = image->height(), - offsetX = imageW / 2, - offsetY = imageH / 2; - float speed = FIELDW_4 / (imageW > imageH ? imageW : imageH), - speedXOffs = 5 * (DRAND - DRAND), - speedYOffs = DRAND + DRAND + 1; - //if image is too big, lower sample points - while ((imageW/step)>96 || (imageH/step)>96) - step *= 2; - for (int y=0 ; y<imageH ; y+=step) - { - for (int x=0 ; x<imageW ; x+=step) - { - TQRgb pixel = image->pixel(x,y); - if ( tqAlpha(pixel) < 250 ) - continue; - //if ( DRAND > 0.9 ) - // continue; - - Particle* particle = new Particle( Particle::LogoParticle ); - particle->initializeValues(); - particle->texture = particleTexture; - - float xI = (x - offsetX) , - yI = (offsetY - y) ; - particle->xpos = xI * speed * 0.5; - particle->zpos = yI * speed * 0.5 + 5; - particle->xspeed = xI * speed + speedXOffs; - particle->zspeed = yI * speed + speedYOffs; - - particle->colour[0] = tqRed(pixel) / 255.0f; - particle->colour[1] = tqGreen(pixel) / 255.0f; - particle->colour[2] = tqBlue(pixel) / 255.0f; - - particleList.append(particle); - } - } - if (parameters.enableSound) - playSound(sound_debris); -} - -void KFireSaver :: playSound(TQString file) -{ - //flush inactive players - KPlayObject * playObject = playObjectList.first(); - while ( playObject ) - { - if ( playObject->state() != Arts::posPlaying ) - { - playObjectList.remove(); - playObject = playObjectList.current(); - } else - playObject = playObjectList.next(); - } - - //discart this sound if the player queue is already full (4 channels playing) - if ( playObjectList.count() >= 6 ) - return; - - // not needed when all of the files are in the distribution - //if (!TQFile::exists(file)) - //return; - - KPlayObjectFactory factory(artsServer.server()); - playObject = factory.createPlayObject(KURL(file), true); - - if (playObject && !playObject->isNull()) - { - playObject->play(); - playObjectList.append(playObject); - } -} - -bool KFireSaver :: loadTexture( TQString fileName, unsigned int & textureID ) -{ - //reset texture ID to the default EMPTY value - textureID = 0; - - //load image - TQImage tmp; - if ( !tmp.load( fileName ) ) - return false; - - //convert it to suitable format (flipped RGBA) - TQImage texture = TQGLWidget::convertToGLFormat( tmp ); - if ( texture.isNull() ) - return false; - - //get texture number and bind loaded image to that texture - glGenTextures( 1, &textureID ); - glBindTexture( GL_TEXTURE_2D, textureID ); - glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR ); - glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR ); - glTexImage2D( GL_TEXTURE_2D, 0, 4 /* 3 ??? */, texture.width(), texture.height(), - 0, GL_RGBA, GL_UNSIGNED_BYTE, texture.bits() ); - return true; -} - -void KFireSaver :: freeTexture( unsigned int & textureID ) -{ - if ( textureID > 0 ) - glDeleteTextures( 1, &textureID ); - textureID = 0; -} - -void KFireSaver :: readConfig () -{ - TDEConfig config("kfiresaverrc",true,false); - - // show - config.setGroup( "Show" ); - showp.ShowType = (enum enumShowType)config.readNumEntry( "ShowType", 1 ); - parameters.fireworksFrequency = 11 - config.readNumEntry( "FireworksFrequency", 7 ); - if ( parameters.fireworksFrequency < 1 ) - parameters.fireworksFrequency = 1; - if ( parameters.fireworksFrequency > 11 ) - parameters.fireworksFrequency = 11; - parameters.fireworksFrequency *= (parameters.fireworksFrequency + 1); //*karl gauss's sum* - parameters.particleSize = config.readNumEntry( "ParticlesSize", 0 ); - if ( parameters.particleSize < -5 ) - parameters.particleSize = -5; - if ( parameters.particleSize > 5 ) - parameters.particleSize = 5; - if ( parameters.enableBottomFire = config.readBoolEntry( "enable-BottomFire", true ) ) - { - TQColor blue = TQt::darkBlue; - parameters.bottomFireColor = config.readColorEntry( "BottomFireColor", &blue ); - } - parameters.enableSound = config.readBoolEntry( "enable-Sounds", false ); - parameters.enableNoOverhead = config.readBoolEntry( "enable-NoOverhead", true ); - parameters.enableRealtime = config.readBoolEntry( "enable-FrameSkip", true ); - - // fireworks - config.setGroup( "Fireworks" ); - parameters.typesCount = 0; - if ( config.readBoolEntry( "use-Classic", true ) ) - parameters.typesT[parameters.typesCount++] = Sphere; - if ( config.readBoolEntry( "use-Explosion", false ) ) - parameters.typesT[parameters.typesCount++] = NoFW; - if ( config.readBoolEntry( "use-FlameRing", false ) ) - parameters.typesT[parameters.typesCount++] = Circle; - if ( config.readBoolEntry( "use-FlameWorld", false ) ) - parameters.typesT[parameters.typesCount++] = BiCircle; - if ( config.readBoolEntry( "use-Fall", false ) ) - parameters.typesT[parameters.typesCount++] = AngelHairs; - if ( config.readBoolEntry( "use-Splitter", false ) ) - parameters.typesT[parameters.typesCount++] = Splitter; - if ( config.readBoolEntry( "use-Spirals", false ) ) - parameters.typesT[parameters.typesCount++] = Spirals; - if ( config.readBoolEntry( "use-SuperNova", false ) ) - parameters.typesT[parameters.typesCount++] = SuperNova; - if ( !parameters.typesCount ) { - kdWarning() << "KFireSaver3D: Warning, no fireworks enabled in config file" << endl; - kdWarning() << " enabling 'Classic Spherical'" << endl; - parameters.typesCount = 1; - parameters.typesT[0] = Sphere; - } - parameters.typesT[ parameters.typesCount ] = - parameters.typesT[ parameters.typesCount-1 ]; - parameters.colorsCount = 0; - if ( config.readBoolEntry( "use-Red", false ) ) - parameters.colorsT[parameters.colorsCount++] = 0; - if ( config.readBoolEntry( "use-Orange", true ) ) - parameters.colorsT[parameters.colorsCount++] = 1; - if ( config.readBoolEntry( "use-Green", false ) ) - parameters.colorsT[parameters.colorsCount++] = 2; - if ( config.readBoolEntry( "use-Blue", false ) ) - parameters.colorsT[parameters.colorsCount++] = 3; - if ( config.readBoolEntry( "use-White", true ) ) - parameters.colorsT[parameters.colorsCount++] = 4; - if ( config.readBoolEntry( "use-Purple", false ) ) - parameters.colorsT[parameters.colorsCount++] = 5; - if ( config.readBoolEntry( "use-DeepGreen", true ) ) - parameters.colorsT[parameters.colorsCount++] = 6; - if ( !parameters.colorsCount ) - { - kdWarning() << "KFireSaver3D: Warning enable at least one color" << endl; - kdWarning() << " enabling 'Blinding White'" << endl; - parameters.colorsCount = 1; - parameters.colorsT[0] = 4; - } - parameters.colorsT[ parameters.colorsCount ] = - parameters.colorsT[ parameters.colorsCount-1 ]; - parameters.enableCombos = config.readBoolEntry( "use-Multicolor", true ); - - // specials - config.setGroup( "Specials" ); - if ( parameters.enableLogos = config.readBoolEntry( "enable-Logos", true ) ) - { - TQImage tempImage; - tempImage.setAlphaBuffer( true ); - if ( config.readBoolEntry( "LogosTux", true ) ) - if ( tempImage.load(locate("data","kfiresaver/kfs_tux.png")) ) - imageList.append( new TQImage(tempImage) ); - if ( config.readBoolEntry( "LogosKonqui", true ) ) - if ( tempImage.load(locate("data","kfiresaver/kfs_kde.png")) ) - imageList.append( new TQImage(tempImage) ); - if ( config.readBoolEntry( "LogosKDEIcons", true ) ) { - const TQString icons[] = { - "3floppy_unmount", "cdrom_unmount", "hdd_mount", "kmix", - "network", "my-computer", "folder_home", "konqueror", - "kmail", "penguin", "personal" }; - for ( int i = 0; i < 11; i++ ) - imageList.append( new TQImage(DesktopIcon(icons[i],64).convertToImage()) ); - } - parameters.enableReduceLogo = config.readBoolEntry( "LogosReduceDetail", true ); - parameters.logoFrequency = 11 - config.readNumEntry( "LogosFrequency", 4 ); - if ( parameters.logoFrequency < 1 ) - parameters.logoFrequency = 1; - if ( parameters.logoFrequency > 11 ) - parameters.logoFrequency = 11; - } - if ( parameters.enableStars = config.readBoolEntry( "enable-Stars", true ) ) - { - parameters.enableStarFlickering = config.readBoolEntry( "StarsFlicker", false ); - parameters.enableStarGradient = config.readBoolEntry( "StarsGradient", true ); - parameters.starsNumber = config.readNumEntry( "StarsNumber", 4 ); - if ( parameters.starsNumber < 0 ) - parameters.starsNumber = 0; - if ( parameters.starsNumber > 10 ) - parameters.starsNumber = 10; - } - parameters.enableWritings = config.readBoolEntry( "enable-Writings", true ); - - // effects - config.setGroup( "Effects" ); - parameters.enableSphereLight = config.readBoolEntry( "enable-SphericalLight", true ); - if ( parameters.enableFlash = config.readBoolEntry( "enable-Flash", false ) ) - { - parameters.flashOpacity = config.readNumEntry( "FlashOpacity", 5 ); - if ( parameters.flashOpacity < 0 ) - parameters.flashOpacity = 0; - if ( parameters.flashOpacity > 10 ) - parameters.flashOpacity = 10; - } - if ( parameters.enableFade = config.readBoolEntry( "enable-Fade", false ) ) - { - parameters.fadeAmount = config.readNumEntry( "FadeIntensity", 3 ); - if ( parameters.fadeAmount < 0 ) - parameters.fadeAmount = 0; - if ( parameters.fadeAmount > 9 ) - parameters.fadeAmount = 9; - } - if ( parameters.enableMegaFlares = config.readBoolEntry( "enable-Flares", true ) ) - { - parameters.megaFlares = config.readNumEntry( "FlaresDimension", 5 ); - if ( parameters.megaFlares < 0 ) - parameters.megaFlares = 0; - if ( parameters.megaFlares > 10 ) - parameters.megaFlares = 10; - parameters.megaFlares += 4; - parameters.megaFlares *= 2; - } - parameters.enableTrails = config.readBoolEntry( "enable-Trail", false ); -} |