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-rw-r--r--kscreensaver/kdesavers/SolarWinds.cpp778
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diff --git a/kscreensaver/kdesavers/SolarWinds.cpp b/kscreensaver/kdesavers/SolarWinds.cpp
deleted file mode 100644
index b464a8de..00000000
--- a/kscreensaver/kdesavers/SolarWinds.cpp
+++ /dev/null
@@ -1,778 +0,0 @@
-//============================================================================
-//
-// Terence Welsh Screensaver - Solar Winds
-// http://www.reallyslick.com/
-//
-// Ported to KDE by Karl Robillard
-//
-/*
- * Copyright (C) 2002 Terence M. Welsh
- *
- * Solar Winds is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Solar Winds 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
- */
-//============================================================================
-
-
-#include <stdio.h>
-#include <math.h>
-#include <stdlib.h>
-#include <time.h>
-#include <tqtimer.h>
-#include "SolarWinds.h"
-#include "SolarWinds.moc"
-
-
-#define NUMCONSTS 9
-#define PIx2 6.28318530718f
-#define DEG2RAD 0.0174532925f
-
-
-// Useful random number macro
-// Don't forget to initialize with srand()
-
-// This is the original myRandf() which does not work on Linux.
-// I grabed the inline version from Flux.cpp.
-//#define myRandf(x) (float(rand()) * (x * 0.0000305185095f))
-
-inline float myRandf(float x){
- return(float(rand() * x) / float(RAND_MAX));
-}
-
-
-// Context pointer to allow many instances.
-static SWindsWidget* _ec = 0;
-
-
-struct Emitter
-{
- float x, y, z;
-};
-
-
-struct Particle
-{
- float x, y, z;
- float r, g, b;
-};
-
-
-class wind
-{
-public:
-
- wind();
- ~wind();
- void update();
-
- Emitter* emitters;
- Particle* particles;
- int** linelist;
- int* lastparticle;
- int whichparticle;
- int partCount;
- int emitCount;
- bool useLines;
- float c[NUMCONSTS];
- float ct[NUMCONSTS];
- float cv[NUMCONSTS];
-};
-
-
-wind::wind()
-{
- int i;
-
- partCount = _ec->dParticles;
- emitCount = _ec->dEmitters;
- useLines = (_ec->dGeometry == 2);
-
- emitters = new Emitter[emitCount];
- for(i=0; i<emitCount; i++)
- {
- emitters[i].x = myRandf(60.0f) - 30.0f;
- emitters[i].y = myRandf(60.0f) - 30.0f;
- emitters[i].z = myRandf(30.0f) - 15.0f;
- }
-
- particles = new Particle[partCount];
- for(i=0; i<partCount; i++)
- {
- particles[i].x = 0.0f;
- particles[i].y = 0.0f;
- particles[i].z = 100.0f; // start particles behind viewer
- }
-
- whichparticle = 0;
-
- if( useLines )
- {
- linelist = new int*[partCount];
- for(i=0; i<partCount; i++)
- {
- linelist[i] = new int[2];
- linelist[i][0] = -1;
- linelist[i][1] = -1;
- }
- lastparticle = new int[emitCount];
- for(i=0; i<emitCount; i++)
- lastparticle[i] = i;
- }
-
- float windspeed = (float) (_ec->dWindspeed);
- for(i=0; i<NUMCONSTS; i++)
- {
- ct[i] = myRandf(PIx2);
- cv[i] = myRandf(0.00005f * windspeed * windspeed)
- + 0.00001f * windspeed * windspeed;
- //printf( "KR ct %g cv %g\n", ct[i], cv[i] );
- }
-}
-
-
-wind::~wind()
-{
- delete[] emitters;
- delete[] particles;
-
- if( useLines )
- {
- int i;
- for(i=0; i<partCount; i++)
- delete[] linelist[i];
- delete[] linelist;
- delete[] lastparticle;
- }
-}
-
-
-void wind::update()
-{
- int i;
- float x, y, z;
- float temp;
- float particleSpeed = (float) _ec->dParticlespeed;
-
- float evel = float(_ec->dEmitterspeed) * 0.01f;
- float pvel = particleSpeed * 0.01f;
- float pointsize = 0.04f * _ec->dSize;
- float linesize = 0.005f * _ec->dSize;
-
- // update constants
- for(i=0; i<NUMCONSTS; i++)
- {
- ct[i] += cv[i];
- if(ct[i] > PIx2)
- ct[i] -= PIx2;
- c[i] = cos(ct[i]);
- }
-
- // calculate emissions
- for(i=0; i<emitCount; i++)
- {
- emitters[i].z += evel; // emitter moves toward viewer
- if(emitters[i].z > 15.0f)
- {
- // reset emitter
- emitters[i].x = myRandf(60.0f) - 30.0f;
- emitters[i].y = myRandf(60.0f) - 30.0f;
- emitters[i].z = -15.0f;
- }
-
- particles[whichparticle].x = emitters[i].x;
- particles[whichparticle].y = emitters[i].y;
- particles[whichparticle].z = emitters[i].z;
-
- if( useLines )
- {
- // link particles to form lines
- if(linelist[whichparticle][0] >= 0)
- linelist[linelist[whichparticle][0]][1] = -1;
- linelist[whichparticle][0] = -1;
- if(emitters[i].z == -15.0f)
- linelist[whichparticle][1] = -1;
- else
- linelist[whichparticle][1] = lastparticle[i];
- linelist[lastparticle[i]][0] = whichparticle;
- lastparticle[i] = whichparticle;
- }
-
- whichparticle++;
- if(whichparticle >= partCount)
- whichparticle = 0;
- }
-
- // calculate particle positions and colors
- // first modify constants that affect colors
- c[6] *= 9.0f / particleSpeed;
- c[7] *= 9.0f / particleSpeed;
- c[8] *= 9.0f / particleSpeed;
- // then update each particle
- for(i=0; i<partCount; i++)
- {
- Particle* part = particles + i;
-
- // store old positions
- x = part->x;
- y = part->y;
- z = part->z;
-
- // make new positins
- part->x = x + (c[0] * y + c[1] * z) * pvel;
- part->y = y + (c[2] * z + c[3] * x) * pvel;
- part->z = z + (c[4] * x + c[5] * y) * pvel;
-
- // calculate colors
- part->r = fabs((part->x - x) * c[6]);
- part->g = fabs((part->y - y) * c[7]);
- part->b = fabs((part->z - z) * c[8]);
-
- // clamp colors
- if( part->r > 1.0f )
- part->r = 1.0f;
- if( part->g > 1.0f )
- part->g = 1.0f;
- if( part->b > 1.0f )
- part->b = 1.0f;
- }
-
- // draw particles
- switch(_ec->dGeometry)
- {
- case 0: // lights
- for(i=0; i<partCount; i++)
- {
- glColor3fv(&particles[i].r);
- glPushMatrix();
- glTranslatef(particles[i].x, particles[i].y, particles[i].z);
- glCallList(1);
- glPopMatrix();
-#if 0
- if( i == 0 )
- printf( "KR %d %g %g %g\n", i,
- particles[i].x, particles[i].y, particles[i].z);
-#endif
- }
- break;
-
- case 1: // points
- for(i=0; i<partCount; i++)
- {
- temp = particles[i].z + 40.0f;
- if(temp < 0.01f)
- temp = 0.01f;
- glPointSize(pointsize * temp);
-
- glBegin(GL_POINTS);
- glColor3fv(&particles[i].r);
- glVertex3fv(&particles[i].x);
- glEnd();
- }
- break;
-
- case 2: // lines
- for(i=0; i<partCount; i++)
- {
- temp = particles[i].z + 40.0f;
- if(temp < 0.01f)
- temp = 0.01f;
- glLineWidth(linesize * temp);
-
- glBegin(GL_LINES);
- if(linelist[i][1] >= 0)
- {
- glColor3fv(&particles[i].r);
- if(linelist[i][0] == -1)
- glColor3f(0.0f, 0.0f, 0.0f);
- glVertex3fv(&particles[i].x);
-
- glColor3fv(&particles[linelist[i][1]].r);
- if(linelist[linelist[i][1]][1] == -1)
- glColor3f(0.0f, 0.0f, 0.0f);
- glVertex3fv(&particles[linelist[i][1]].x);
- }
- glEnd();
- }
- }
-}
-
-
-//----------------------------------------------------------------------------
-
-
-SWindsWidget::SWindsWidget( TQWidget* parent, const char* name )
- : TQGLWidget(parent, name), _winds(0)
-{
- setDefaults( Regular );
-
- _frameTime = 1000 / 60;
- _timer = new TQTimer( this );
- connect( _timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(nextFrame()) );
-}
-
-
-SWindsWidget::~SWindsWidget()
-{
- // Free memory
- delete[] _winds;
-}
-
-
-void SWindsWidget::paintGL()
-{
- glLoadIdentity();
-
- if( ! dBlur )
- {
- glClear(GL_COLOR_BUFFER_BIT);
- }
- else
- {
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- glColor4f(0.0f, 0.0f, 0.0f, 0.5f - (float(dBlur) * 0.0049f));
-
- glBegin(GL_QUADS);
- glVertex3f(-40.0f, -17.0f, 0.0f);
- glVertex3f(40.0f, -17.0f, 0.0f);
- glVertex3f(40.0f, 17.0f, 0.0f);
- glVertex3f(-40.0f, 17.0f, 0.0f);
- glEnd();
-
- if(!dGeometry)
- glBlendFunc(GL_ONE, GL_ONE);
- else
- glBlendFunc(GL_SRC_ALPHA, GL_ONE); // Necessary for point and line smoothing (I don't know why)
- // Maybe it's just my video card...
- }
-
- // You should need to draw twice if using blur, once to each buffer.
- // But wglSwapLayerBuffers appears to copy the back to the
- // front instead of just switching the pointers to them. It turns
- // out that both NVidia and 3dfx prefer to use PFD_SWAP_COPY instead
- // of PFD_SWAP_EXCHANGE in the PIXELFORMATDESCRIPTOR. I don't know why...
- // So this may not work right on other platforms or all video cards.
-
- // Update surfaces
- if( _winds )
- {
- _ec = this;
- int i;
- for(i=0; i<dWinds; i++)
- _winds[i].update();
- }
-
- glFlush();
-}
-
-
-void SWindsWidget::resizeGL( int w, int h )
-{
- glViewport(0, 0, w, h );
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- gluPerspective(90.0, (float) w / (float) h, 1.0, 10000);
- glTranslatef(0.0, 0.0, -15.0);
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity();
-}
-
-
-// Window initialization
-void SWindsWidget::initializeGL()
-{
- updateParameters();
- _timer->start( _frameTime, true );
-}
-
-
-#ifdef UNIT_TEST
-void SWindsWidget::keyPressEvent( TQKeyEvent* e )
-{
- if( e->key() == TQt::Key_0 ) { setDefaults( 0 ); updateParameters(); }
- if( e->key() == TQt::Key_1 ) { setDefaults( 1 ); updateParameters(); }
- if( e->key() == TQt::Key_2 ) { setDefaults( 2 ); updateParameters(); }
- if( e->key() == TQt::Key_3 ) { setDefaults( 3 ); updateParameters(); }
- if( e->key() == TQt::Key_4 ) { setDefaults( 4 ); updateParameters(); }
- if( e->key() == TQt::Key_5 ) { setDefaults( 5 ); updateParameters(); }
-}
-#endif
-
-
-void SWindsWidget::nextFrame()
-{
- updateGL();
- _timer->start( _frameTime, true );
-}
-
-
-void SWindsWidget::updateParameters()
-{
- int i, j;
- float x, y, temp;
-
- srand((unsigned)time(NULL));
- rand(); rand(); rand(); rand(); rand();
-
- glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
- glClear(GL_COLOR_BUFFER_BIT);
-
- if(!dGeometry)
- glBlendFunc(GL_ONE, GL_ONE);
- else
- glBlendFunc(GL_SRC_ALPHA, GL_ONE); // Necessary for point and line smoothing (I don't know why)
- glEnable(GL_BLEND);
-
- if( ! dGeometry )
- {
- // Init lights
- for(i=0; i<LIGHTSIZE; i++)
- {
- for(j=0; j<LIGHTSIZE; j++)
- {
- x = float(i - LIGHTSIZE / 2) / float(LIGHTSIZE / 2);
- y = float(j - LIGHTSIZE / 2) / float(LIGHTSIZE / 2);
- temp = 1.0f - float(sqrt((x * x) + (y * y)));
- if(temp > 1.0f)
- temp = 1.0f;
- if(temp < 0.0f)
- temp = 0.0f;
- lightTexture[i][j] = (unsigned char) (255.0f * temp);
- }
- }
-
- glEnable(GL_TEXTURE_2D);
- glBindTexture(GL_TEXTURE_2D, 1);
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
- 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, 1, LIGHTSIZE, LIGHTSIZE, 0,
- GL_LUMINANCE, GL_UNSIGNED_BYTE, lightTexture);
-
- temp = 0.02f * dSize;
- glNewList(1, GL_COMPILE);
- glBindTexture(GL_TEXTURE_2D, 1);
- glBegin(GL_TRIANGLE_STRIP);
- glTexCoord2f(0.0f, 0.0f);
- glVertex3f(-temp, -temp, 0.0f);
- glTexCoord2f(1.0f, 0.0f);
- glVertex3f(temp, -temp, 0.0f);
- glTexCoord2f(0.0f, 1.0f);
- glVertex3f(-temp, temp, 0.0f);
- glTexCoord2f(1.0f, 1.0f);
- glVertex3f(temp, temp, 0.0f);
- glEnd();
- glEndList();
- }
- else if(dGeometry == 1)
- {
- // init point smoothing
- glEnable(GL_POINT_SMOOTH);
- glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
-
- glDisable(GL_TEXTURE_2D);
- }
- else if(dGeometry == 2)
- {
- // init line smoothing
- glEnable(GL_LINE_SMOOTH);
- glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
-
- glDisable(GL_TEXTURE_2D);
- }
-
-
- // Initialize surfaces
- _ec = this;
- delete[] _winds;
- _winds = new wind[dWinds];
-}
-
-
-/**
- May be called at any time - makes no OpenGL calls.
-*/
-void SWindsWidget::setDefaults(int which)
-{
- switch(which)
- {
- case CosmicStrings:
- dWinds = 1;
- dEmitters = 50;
- dParticles = 3000;
- dGeometry = 2;
- dSize = 20;
- dWindspeed = 10;
- dEmitterspeed = 10;
- dParticlespeed = 10;
- dBlur = 10;
- break;
-
- case ColdPricklies:
- dWinds = 1;
- dEmitters = 300;
- dParticles = 3000;
- dGeometry = 2;
- dSize = 5;
- dWindspeed = 20;
- dEmitterspeed = 100;
- dParticlespeed = 15;
- dBlur = 70;
- break;
-
- case SpaceFur:
- dWinds = 2;
- dEmitters = 400;
- dParticles = 1600;
- dGeometry = 2;
- dSize = 15;
- dWindspeed = 20;
- dEmitterspeed = 15;
- dParticlespeed = 10;
- dBlur = 0;
- break;
-
- case Jiggly:
- dWinds = 1;
- dEmitters = 40;
- dParticles = 1200;
- dGeometry = 1;
- dSize = 20;
- dWindspeed = 100;
- dEmitterspeed = 20;
- dParticlespeed = 4;
- dBlur = 50;
- break;
-
- case Undertow:
- dWinds = 1;
- dEmitters = 400;
- dParticles = 1200;
- dGeometry = 0;
- dSize = 40;
- dWindspeed = 20;
- dEmitterspeed = 1;
- dParticlespeed = 100;
- dBlur = 50;
- break;
-
- case Regular:
- default:
- dWinds = 1;
- dEmitters = 30;
- dParticles = 2000;
- dGeometry = 0;
- dSize = 50;
- dWindspeed = 20;
- dEmitterspeed = 15;
- dParticlespeed = 10;
- dBlur = 40;
- break;
- }
-}
-
-
-//----------------------------------------------------------------------------
-
-
-#ifndef UNIT_TEST
-#include <klocale.h>
-#include <kglobal.h>
-#include <kconfig.h>
-
-
-// libkscreensaver interface
-extern "C"
-{
- KDE_EXPORT const char* kss_applicationName = "ksolarwinds.kss";
- KDE_EXPORT const char* kss_description = I18N_NOOP( "Solar Winds" );
- KDE_EXPORT const char* kss_version = "1.0";
-
- KDE_EXPORT KScreenSaver* kss_create( WId id )
- {
- return new KSWindsScreenSaver( id );
- }
-
- KDE_EXPORT TQDialog* kss_setup()
- {
- return new KSWindsSetup;
- }
-}
-
-
-//----------------------------------------------------------------------------
-
-
-KSWindsScreenSaver::KSWindsScreenSaver( WId id ) : KScreenSaver( id )
-{
- _flux = new SWindsWidget;
-
- readSettings();
-
- embed( _flux );
- _flux->show();
-}
-
-
-KSWindsScreenSaver::~KSWindsScreenSaver()
-{
-}
-
-
-static int filterRandom( int n )
-{
- if( (n < 0) || (n >= SWindsWidget::DefaultModes) )
- {
- srand((unsigned)time(NULL));
- n = rand() % SWindsWidget::DefaultModes;
- }
- return n;
-}
-
-
-void KSWindsScreenSaver::readSettings()
-{
- TDEConfig* config = TDEGlobal::config();
- config->setGroup("Settings");
-
- _mode = config->readNumEntry( "Mode", SWindsWidget::Regular );
- _flux->setDefaults( filterRandom(_mode) );
-}
-
-
-/**
- Any invalid mode will select one at random.
-*/
-void KSWindsScreenSaver::setMode( int id )
-{
- _mode = id;
- _flux->setDefaults( filterRandom(id) );
- _flux->updateParameters();
-}
-
-
-//----------------------------------------------------------------------------
-
-
-#include <tqlayout.h>
-#include <tqlabel.h>
-#include <tqcombobox.h>
-#include <kmessagebox.h>
-
-
-static const char* defaultText[] =
-{
- I18N_NOOP( "Regular" ),
- I18N_NOOP( "Cosmic Strings" ),
- I18N_NOOP( "Cold Pricklies" ),
- I18N_NOOP( "Space Fur" ),
- I18N_NOOP( "Jiggly" ),
- I18N_NOOP( "Undertow" ),
- I18N_NOOP( "(Random)" ),
- 0
-};
-
-
-KSWindsSetup::KSWindsSetup( TQWidget* parent, const char* name )
- : KDialogBase( parent, name, true, i18n( "Setup Solar Wind" ),
- Ok|Cancel|Help, Ok, true )
-{
- setButtonText( Help, i18n( "A&bout" ) );
- TQWidget *main = makeMainWidget();
-
- TQHBoxLayout* top = new TQHBoxLayout( main, 0, spacingHint() );
-
- TQVBoxLayout* leftCol = new TQVBoxLayout;
- top->addLayout( leftCol );
-
- TQLabel* label = new TQLabel( i18n("Mode:"), main );
- leftCol->addWidget( label );
-
- modeW = new TQComboBox( main );
- int i = 0;
- while (defaultText[i])
- modeW->insertItem( i18n(defaultText[i++]) );
- leftCol->addWidget( modeW );
-
- leftCol->addStretch();
-
- // Preview
- TQWidget* preview;
- preview = new TQWidget( main );
- preview->setFixedSize( 220, 165 );
- preview->setBackgroundColor( black );
- preview->show(); // otherwise saver does not get correct size
- _saver = new KSWindsScreenSaver( preview->winId() );
- top->addWidget(preview);
-
- // Now that we have _saver...
- modeW->setCurrentItem( _saver->mode() ); // set before we connect
- connect( modeW, TQT_SIGNAL(activated(int)), _saver, TQT_SLOT(setMode(int)) );
-}
-
-
-KSWindsSetup::~KSWindsSetup()
-{
- delete _saver;
-}
-
-
-void KSWindsSetup::slotHelp()
-{
- KMessageBox::about(this,
- i18n("<h3>Solar Winds 1.0</h3>\n<p>Copyright (c) 2002 Terence M. Welsh<br>\n<a href=\"http://www.reallyslick.com/\">http://www.reallyslick.com/</a></p>\n\n<p>Ported to KDE by Karl Robillard</p>"),
- TQString(), KMessageBox::AllowLink);
-}
-
-
-/**
- Ok pressed - save settings and exit
-*/
-void KSWindsSetup::slotOk()
-{
- TDEConfig* config = TDEGlobal::config();
- config->setGroup("Settings");
-
- TQString val;
- val.setNum( modeW->currentItem() );
- config->writeEntry("Mode", val );
-
- config->sync();
- accept();
-}
-#endif
-
-
-//----------------------------------------------------------------------------
-
-
-#ifdef UNIT_TEST
-// moc SolarWinds.h -o SolarWinds.moc
-// g++ -g -DUNIT_TEST SolarWinds.cpp -I/usr/lib/qt3/include -lqt -L/usr/lib/qt3/lib -lGLU -lGL
-
-#include <tqapplication.h>
-
-int main( int argc, char** argv )
-{
- TQApplication app( argc, argv );
-
- SWindsWidget w;
- app.setMainWidget( &w );
- w.show();
-
- return app.exec();
-}
-#endif
-
-
-//EOF
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