joshua
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awesome-attractor
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Joshua Moerman 14 years ago
parent
0ada7e07d2
commit
49b3649891
30 changed files with 973 additions and 973 deletions
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  1. 118
      Attractor.cpp
  2. 14
      Attractor.hpp
  3. 98
      AttractorKernel.cpp
  4. 12
      AttractorKernel.hpp
  5. 340
      Canvas.cpp
  6. 46
      Canvas.hpp
  7. 102
      Parameters.cpp
  8. 30
      Parameters.hpp
  9. 120
      Projector.cpp
  10. 48
      Projector.hpp
  11. 106
      Vector.cpp
  12. 34
      Vector.hpp
  13. 166
      attractors/testAttractor.stf
  14. 110
      attractors/testLorenz.stf
  15. 164
      attractors/testPolynomial.stf
  16. 116
      attractors/testUnravel.stf
  17. 76
      attractors/testUnravelNew.stf
  18. 16
      defines.hpp
  19. 18
      kernels/Logistic.cpp
  20. 4
      kernels/Logistic.hpp
  21. 18
      kernels/Lorenz3D.cpp
  22. 6
      kernels/Lorenz3D.hpp
  23. 52
      kernels/Polynomial.cpp
  24. 10
      kernels/Polynomial.hpp
  25. 20
      kernels/PolynomialA3D.cpp
  26. 4
      kernels/PolynomialA3D.hpp
  27. 26
      kernels/Unravel3D.cpp
  28. 6
      kernels/Unravel3D.hpp
  29. 64
      main.cpp
  30. 2
      myMath.hpp

118
Attractor.cpp
View File

@ -14,9 +14,9 @@ Attractor::Attractor(const char* const fileName) {
// opening file // opening file
std::cout << "Reading file " << fileName << "..." << std::endl; std::cout << "Reading file " << fileName << "..." << std::endl;
stfu::node system; stfu::node system;
system.read(fileName); system.read(fileName);
stfu::node attractor = system.getChild("AttractorKernel"); stfu::node attractor = system.getChild("AttractorKernel");
myAttractor = AttractorKernel::createAttractorKernel(attractor); myAttractor = AttractorKernel::createAttractorKernel(attractor);
} }
@ -28,81 +28,81 @@ Attractor::~Attractor(){
// this should probably done in the projector section // this should probably done in the projector section
void Attractor::init_range() { void Attractor::init_range() {
// stabilize attractor // stabilize attractor
for ( unsigned int i = 0; i < 100000; i++ ) { for ( unsigned int i = 0; i < 100000; i++ ) {
iterate(); iterate();
} }
// initialize projectors with dimension and first point // initialize projectors with dimension and first point
const unsigned int dimension = myAttractor->getDimension(); const unsigned int dimension = myAttractor->getDimension();
const double * point = myAttractor->vector(); const double * point = myAttractor->vector();
for ( std::vector<Projector*>::iterator it = projectors.begin(); it != projectors.end(); it++ ) { for ( std::vector<Projector*>::iterator it = projectors.begin(); it != projectors.end(); it++ ) {
(*it)->extern_dim = dimension; (*it)->extern_dim = dimension;
(*it)->intern_dim = 2; (*it)->intern_dim = 2;
(*it)->init(point); (*it)->init(point);
} }
// update ranges // update ranges
for ( unsigned int i = 0; i < 100000; i++ ) { for ( unsigned int i = 0; i < 100000; i++ ) {
iterate(); iterate();
for ( std::vector<Projector*>::iterator it = projectors.begin(); it != projectors.end(); it++ ) { for ( std::vector<Projector*>::iterator it = projectors.begin(); it != projectors.end(); it++ ) {
(*it)->update_range(point); (*it)->update_range(point);
} }
} }
for ( std::vector<Projector*>::iterator it = projectors.begin(); it != projectors.end(); it++ ) { for ( std::vector<Projector*>::iterator it = projectors.begin(); it != projectors.end(); it++ ) {
(*it)->finish_range(); (*it)->finish_range();
} }
} }
bool Attractor::is_chaos() { bool Attractor::is_chaos() {
/* /*
check existence of attractor: check existence of attractor:
Escaping Escaping
Single point attractor Single point attractor
Lyapunov exponent Lyapunov exponent
*/ */
/* /*
double sum = 0; double sum = 0;
for ( unsigned int i = 0; i < dim; i++ ) { for ( unsigned int i = 0; i < dim; i++ ) {
const double dist = 0; //new_point[i] - point[i]; const double dist = 0; //new_point[i] - point[i];
sum += dist*dist; sum += dist*dist;
} }
if ( sum >= 1.0e7 ) { if ( sum >= 1.0e7 ) {
// big change => Escaping // big change => Escaping
return false; return false;
} }
if ( sum <= 1.0e-7 ) { if ( sum <= 1.0e-7 ) {
// small change => singularity // small change => singularity
return false; return false;
} }
return true; return true;
*/ */
return true; return true;
} }
void Attractor::iterate() { void Attractor::iterate() {
(*myAttractor)(); (*myAttractor)();
} }
void Attractor::plot() { void Attractor::plot() {
for ( std::vector<Projector *>::iterator it = projectors.begin(); it != projectors.end(); it++ ) { for ( std::vector<Projector *>::iterator it = projectors.begin(); it != projectors.end(); it++ ) {
const double * point = myAttractor->vector(); const double * point = myAttractor->vector();
(*it)->plot(point); (*it)->plot(point);
} }
} }
/* /*
IO & control IO & control
*/ */
void Attractor::output() { void Attractor::output() {
const unsigned int dimension = myAttractor->getDimension(); const unsigned int dimension = myAttractor->getDimension();
const double * point = myAttractor->vector(); const double * point = myAttractor->vector();
for ( unsigned int i = 0; i < dimension; i++ ) { for ( unsigned int i = 0; i < dimension; i++ ) {
std::cout << point[i] << " "; std::cout << point[i] << " ";
} }
std::cout << std::endl; std::cout << std::endl;
} }

14
Attractor.hpp
View File

@ -9,22 +9,22 @@ class AttractorKernel;
class Attractor { class Attractor {
private: private:
AttractorKernel * myAttractor; AttractorKernel * myAttractor;
public: public:
// should be private really // should be private really
std::vector<Projector *> projectors; std::vector<Projector *> projectors;
Attractor(const char* const filename); Attractor(const char* const filename);
~Attractor(); ~Attractor();
void init_range(); void init_range();
bool is_chaos(); bool is_chaos();
void iterate(); void iterate();
void plot(); void plot();
void output(); void output();
}; };

98
AttractorKernel.cpp
View File

@ -1,9 +1,9 @@
/* /*
* AttractorKernel.cpp * AttractorKernel.cpp
* AwesomeAttractor * AwesomeAttractor
* *
* Created by Joshua Moerman on 07-08-10. * Created by Joshua Moerman on 07-08-10.
* Copyright 2010 Rodo. All rights reserved. * Copyright 2010 Rodo. All rights reserved.
* *
*/ */
@ -97,62 +97,62 @@ AttractorKernel * AttractorKernel::createAttractorKernel(stfu::node& attractor){
AttractorKernel * myAttractor = NULL; AttractorKernel * myAttractor = NULL;
// reading basic stuff // reading basic stuff
const std::string attractorType = attractor.getValue("type"); const std::string attractorType = attractor.getValue("type");
const std::string attractorDimension = attractor.getValue("dimensions"); const std::string attractorDimension = attractor.getValue("dimensions");
// for ( unsigned int i = 0; attractorType[i] != '\0'; i++ ) { // for ( unsigned int i = 0; attractorType[i] != '\0'; i++ ) {
// attractorType[i] = tolower(attractorType[i]); // attractorType[i] = tolower(attractorType[i]);
// } // }
const unsigned int dimension = atoi(attractorDimension.c_str()); const unsigned int dimension = atoi(attractorDimension.c_str());
std::cout << " Formula: " << attractorType << std::endl; std::cout << " Formula: " << attractorType << std::endl;
std::cout << " Dimensions: " << dimension << std::endl; std::cout << " Dimensions: " << dimension << std::endl;
// depending on type, make the formula object // depending on type, make the formula object
if ( attractorType == "lorenz" ){ if ( attractorType == "lorenz" ){
if ( dimension == 3 ) { if ( dimension == 3 ) {
myAttractor = new Lorenz3D(); myAttractor = new Lorenz3D();
} else { } else {
std::cerr << "something wrong"; std::cerr << "something wrong";
exit(37); exit(37);
} }
} else if ( attractorType == "polynomial" ) { } else if ( attractorType == "polynomial" ) {
const std::string attractorOrde = attractor.getValue("orde"); const std::string attractorOrde = attractor.getValue("orde");
const unsigned int orde = atoi(attractorOrde.c_str()); const unsigned int orde = atoi(attractorOrde.c_str());
std::cout << " Orde: " << orde << std::endl; std::cout << " Orde: " << orde << std::endl;
myAttractor = new Polynomial(dimension, orde); myAttractor = new Polynomial(dimension, orde);
} else if ( attractorType == "polynomial a" ) { } else if ( attractorType == "polynomial a" ) {
if ( dimension == 3 ) { if ( dimension == 3 ) {
myAttractor = new PolynomialA3D(); myAttractor = new PolynomialA3D();
} else { } else {
std::cerr << "something wrong"; std::cerr << "something wrong";
exit(37); exit(37);
} }
} else if ( attractorType == "logistic" ) { } else if ( attractorType == "logistic" ) {
myAttractor = new Logistic(dimension); myAttractor = new Logistic(dimension);
} else if ( attractorType == "unravel" ) { } else if ( attractorType == "unravel" ) {
if ( dimension == 3 ) { if ( dimension == 3 ) {
myAttractor = new Unravel3D(); myAttractor = new Unravel3D();
} else { } else {
std::cerr << "something wrong"; std::cerr << "something wrong";
exit(37); exit(37);
} }
} else { } else {
std::cout << "'" << attractorType << "' not recognized" << std::endl; std::cout << "'" << attractorType << "' not recognized" << std::endl;
exit(3); exit(3);
} }
// read parameters // read parameters
const unsigned int numberOfParameters = myAttractor->getNumberOfParameters(); const unsigned int numberOfParameters = myAttractor->getNumberOfParameters();
for ( unsigned int i = 0; i < numberOfParameters; i++ ) { for ( unsigned int i = 0; i < numberOfParameters; i++ ) {
stfu::node attractorParameters = attractor.getChild("parameters"); stfu::node attractorParameters = attractor.getChild("parameters");
(*myAttractor)[i] = atof(attractorParameters.getValue(i).c_str()); (*myAttractor)[i] = atof(attractorParameters.getValue(i).c_str());
std::cout << " Parameter " << i << " set to " << (*myAttractor)[i] << ", "; std::cout << " Parameter " << i << " set to " << (*myAttractor)[i] << ", ";
} }
std::cout << std::endl << " Reading file complete" << std::endl; std::cout << std::endl << " Reading file complete" << std::endl;

12
AttractorKernel.hpp
View File

@ -26,17 +26,17 @@ protected:
public: public:
// parameters are stored in a array of doubles // parameters are stored in a array of doubles
double & operator[](const unsigned int index); double & operator[](const unsigned int index);
double const & operator[](const unsigned int index) const; double const & operator[](const unsigned int index) const;
unsigned int getNumberOfParameters() const; unsigned int getNumberOfParameters() const;
// iterate his formula, implemented by subclasses // iterate his formula, implemented by subclasses
virtual void operator()() = 0; virtual void operator()() = 0;
// getter functions for teh resulta (can't be used as setters) // getter functions for teh resulta (can't be used as setters)
double const * vector() const; double const * vector() const;
double const * previousVector() const; double const * previousVector() const;
unsigned int getDimension() const; unsigned int getDimension() const;
// dtor, should be virtual for subclasses to be deleted // dtor, should be virtual for subclasses to be deleted

340
Canvas.cpp
View File

@ -10,236 +10,236 @@
Canvas::Canvas(unsigned int width, unsigned int height, unsigned int num_colors): Canvas::Canvas(unsigned int width, unsigned int height, unsigned int num_colors):
dim(2), width(width), height(height), num_colors(num_colors), v(0) { dim(2), width(width), height(height), num_colors(num_colors), v(0) {
int_array = new unsigned int[width*height*num_colors]; int_array = new unsigned int[width*height*num_colors];
size = new unsigned int[2]; size = new unsigned int[2];
size[0] = width; size[0] = width;
size[1] = height; size[1] = height;
assert(int_array != NULL); assert(int_array != NULL);
clear(); clear();
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "New canvas" << endl; cout << "New canvas" << endl;
#endif #endif
} }
void Canvas::clear() { void Canvas::clear() {
for ( unsigned int i = 0; i < width*height*num_colors; i++ ) { for ( unsigned int i = 0; i < width*height*num_colors; i++ ) {
int_array[i] = 0; int_array[i] = 0;
} }
} }
//void Canvas::update_viewwindow() { //void Canvas::update_viewwindow() {
// //
// //width and height of attractor // //width and height of attractor
// const double dx = xmax - xmin; // const double dx = xmax - xmin;
// const double dy = ymax - ymin; // const double dy = ymax - ymin;
// //
// //fix aspect ratio // //fix aspect ratio
// if ( dx > dy * ((float)width / height) ) { // if ( dx > dy * ((float)width / height) ) {
// const double height2 = dx * ((float)height / width); // const double height2 = dx * ((float)height / width);
// const double middle = 0.5 * (ymax + ymin); // const double middle = 0.5 * (ymax + ymin);
// ymax = middle + 0.5 * height2; // ymax = middle + 0.5 * height2;
// ymin = middle - 0.5 * height2; // ymin = middle - 0.5 * height2;
// //
// } else { // } else {
// const double width2 = dy * ((float)width / height); // const double width2 = dy * ((float)width / height);
// const double middle = 0.5 * (xmax + xmin); // const double middle = 0.5 * (xmax + xmin);
// xmax = middle + 0.5 * width2; // xmax = middle + 0.5 * width2;
// xmin = middle - 0.5 * width2; // xmin = middle - 0.5 * width2;
// } // }
// //
// //add a 4% marge // //add a 4% marge
// xmin -= 0.02 * dx; // xmin -= 0.02 * dx;
// xmax += 0.02 * dx; // xmax += 0.02 * dx;
// ymin -= 0.02 * dy; // ymin -= 0.02 * dy;
// ymax += 0.02 * dy; // ymax += 0.02 * dy;
// //
// //constants for speed // //constants for speed
// constant1 = width / (xmax - xmin); // constant1 = width / (xmax - xmin);
// constant2 = height / (ymax - ymin); // constant2 = height / (ymax - ymin);
//} //}
void Canvas::plot(double x, double y) { void Canvas::plot(double x, double y) {
// gets x and y coordinate // gets x and y coordinate
// ranges [-1, 1] and [-1, 1] // ranges [-1, 1] and [-1, 1]
// so how to do the aspect shiz, i don't know // so how to do the aspect shiz, i don't know
const unsigned int x_int = x*width + width*.5; const unsigned int x_int = x*width + width*.5;
const unsigned int y_int = y*width + height*.5; const unsigned int y_int = y*width + height*.5;
const unsigned int index = x_int + width * y_int; const unsigned int index = x_int + width * y_int;
if(x_int < width && y_int < height) { if(x_int < width && y_int < height) {
int_array[index]++; int_array[index]++;
} }
} }
void Canvas::plot(double x, double y, unsigned int c) { void Canvas::plot(double x, double y, unsigned int c) {
// same as plot(double x, double y) // same as plot(double x, double y)
// now with color control // now with color control
const unsigned int x_int = x*width + width*.5; const unsigned int x_int = x*width + width*.5;
const unsigned int y_int = y*width + height*.5; const unsigned int y_int = y*width + height*.5;
const unsigned int index = x_int + width * y_int + width*height*c; const unsigned int index = x_int + width * y_int + width*height*c;
if(x_int < width && y_int < height) { if(x_int < width && y_int < height) {
int_array[index]++; int_array[index]++;
} }
} }
void Canvas::plot(double x, double y, unsigned int c, double intensity) { void Canvas::plot(double x, double y, unsigned int c, double intensity) {
// same as plot(double x, double y, unsigned int c) // same as plot(double x, double y, unsigned int c)
// but now uses the float array (not yet implemented // but now uses the float array (not yet implemented
} }
/* /*
I/O functions I/O functions
*/ */
void Canvas::output() { void Canvas::output() {
std::cout << "Canvas: " << std::endl; std::cout << "Canvas: " << std::endl;
std::cout << "Dimensions: " << width << " x " << height << " x " << num_colors << std::endl; std::cout << "Dimensions: " << width << " x " << height << " x " << num_colors << std::endl;
} }
void Canvas::output_file(const char * filename){ void Canvas::output_file(const char * filename){
unsigned int * max_int = new unsigned int[num_colors]; unsigned int * max_int = new unsigned int[num_colors];
double * power = new double[num_colors]; double * power = new double[num_colors];
for ( unsigned int i = 0; i < num_colors; i++ ) { for ( unsigned int i = 0; i < num_colors; i++ ) {
max_int[i] = 0; max_int[i] = 0;
double cumulative = 0; double cumulative = 0;
unsigned int n = 0; unsigned int n = 0;
for ( unsigned int j = 0; j < width*height; j++) { for ( unsigned int j = 0; j < width*height; j++) {
if ( max_int[i] < int_array[j+i*width*height] ) { if ( max_int[i] < int_array[j+i*width*height] ) {
max_int[i] = int_array[j+i*width*height]; max_int[i] = int_array[j+i*width*height];
} }
if ( int_array[j+i*width*height] ) { if ( int_array[j+i*width*height] ) {
cumulative += int_array[j+i*width*height]; cumulative += int_array[j+i*width*height];
n++; n++;
} }
} }
if ( n > 100 ) { if ( n > 100 ) {
const double average = cumulative / (double)n; const double average = cumulative / (double)n;
power[i] = -2.5/log(average/(double)max_int[i]); power[i] = -2.5/log(average/(double)max_int[i]);
if ( power[i] < 0 ) if ( power[i] < 0 )
power[i] = 1; power[i] = 1;
} else { } else {
power[i] = 1; power[i] = 1;
} }
if ( n <= 10 ) { if ( n <= 10 ) {
std::cout << "not enough data" << std::endl; std::cout << "not enough data" << std::endl;
} }
} }
const double vibrancy = 2.0; const double vibrancy = 2.0;
double averagePower = 0; double averagePower = 0;
for ( unsigned int i = 0; i < num_colors; i++ ) { for ( unsigned int i = 0; i < num_colors; i++ ) {
averagePower += power[i]; averagePower += power[i];
} }
averagePower /= (double)num_colors; averagePower /= (double)num_colors;
for ( unsigned int i = 0; i < num_colors; i++ ) { for ( unsigned int i = 0; i < num_colors; i++ ) {
power[i] = vibrancy*power[i] + (1.0 - vibrancy)*averagePower; power[i] = vibrancy*power[i] + (1.0 - vibrancy)*averagePower;
} }
pngwriter * pngFile = new pngwriter(width, height, 0.0, filename); pngwriter * pngFile = new pngwriter(width, height, 0.0, filename);
pngFile->setcompressionlevel(9); pngFile->setcompressionlevel(9);
pngFile->settext("Attractor", "Joshua Moerman", "A awesome attractor", "AwesomeAttractor"); pngFile->settext("Attractor", "Joshua Moerman", "A awesome attractor", "AwesomeAttractor");
for ( unsigned int x = 0; x < width; x++ ) { for ( unsigned int x = 0; x < width; x++ ) {
for ( unsigned int y = 0; y < height; y++ ) { for ( unsigned int y = 0; y < height; y++ ) {
double r = 0.0; double r = 0.0;
double g = 0.0; double g = 0.0;
double b = 0.0; double b = 0.0;
for ( unsigned int c = 0; c < num_colors; c++ ) { for ( unsigned int c = 0; c < num_colors; c++ ) {
const double norm_value = (double)int_array[x + y*width + c*width*height]/max_int[c]; const double norm_value = (double)int_array[x + y*width + c*width*height]/max_int[c];
switch(c){ switch(c){
case 0: { case 0: {
r = (pow(norm_value, power[c]))*3.5; r = (pow(norm_value, power[c]))*3.5;
break; break;
} }
case 1: { case 1: {
g = (pow(norm_value, power[c]))*3.0; g = (pow(norm_value, power[c]))*3.0;
break; break;
} }
case 2: { case 2: {
b = (pow(norm_value, power[c]))*3.0; b = (pow(norm_value, power[c]))*3.0;
break; break;
} }
default: default:
break; break;
} }
} }
//pngwriter clips values for me //pngwriter clips values for me
pngFile->plot(x, y, r, g, b); pngFile->plot(x, y, r, g, b);
} }
} }
delete[] max_int; delete[] max_int;
delete[] power; delete[] power;
std::cout << "ready for writing file i suppose: " << filename << std::endl; std::cout << "ready for writing file i suppose: " << filename << std::endl;
std::ofstream file(filename); std::ofstream file(filename);
if ( !file ) { if ( !file ) {
std::cout << "jij hebt pech, geen png voor jou" << std::endl; std::cout << "jij hebt pech, geen png voor jou" << std::endl;
} }
std::cout << filename << std::endl; std::cout << filename << std::endl;
pngFile->close(); pngFile->close();
} }
void Canvas::output_file(){ void Canvas::output_file(){
char filename[50]; char filename[50];
time_t t = time(0); time_t t = time(0);
struct tm* lt = localtime(&t); struct tm* lt = localtime(&t);
int r = rand() % 10; int r = rand() % 10;
sprintf(filename, "render/attractor_%04d-%02d-%02d_%02d-%02d-%02d-%01d.png", lt->tm_year + 1900, lt->tm_mon + 1, lt->tm_mday, lt->tm_hour, lt->tm_min, lt->tm_sec, r); sprintf(filename, "render/attractor_%04d-%02d-%02d_%02d-%02d-%02d-%01d.png", lt->tm_year + 1900, lt->tm_mon + 1, lt->tm_mday, lt->tm_hour, lt->tm_min, lt->tm_sec, r);
output_file(filename); output_file(filename);
} }
void Canvas::output_raw(const char * filename){ void Canvas::output_raw(const char * filename){
std::ofstream outfile (filename, std::ofstream::binary); std::ofstream outfile (filename, std::ofstream::binary);
outfile.write(reinterpret_cast<char*>(int_array), sizeof(unsigned int)*width*height*num_colors); outfile.write(reinterpret_cast<char*>(int_array), sizeof(unsigned int)*width*height*num_colors);
} }
void Canvas::output_raw(){ void Canvas::output_raw(){
char filename[52]; char filename[52];
time_t t = time(0); time_t t = time(0);
struct tm* lt = localtime(&t); struct tm* lt = localtime(&t);
int r = rand() % 10; int r = rand() % 10;
sprintf(filename, "render/canv%dx%d_%04d-%02d-%02d_%02d-%02d-%02d-%01d.canv", width, height, lt->tm_year + 1900, lt->tm_mon + 1, lt->tm_mday, lt->tm_hour, lt->tm_min, lt->tm_sec, r); sprintf(filename, "render/canv%dx%d_%04d-%02d-%02d_%02d-%02d-%02d-%01d.canv", width, height, lt->tm_year + 1900, lt->tm_mon + 1, lt->tm_mday, lt->tm_hour, lt->tm_min, lt->tm_sec, r);
output_raw(filename); output_raw(filename);
} }
void Canvas::input_raw(const char * filename){ void Canvas::input_raw(const char * filename){
std::ifstream infile(filename, std::ifstream::binary); std::ifstream infile(filename, std::ifstream::binary);
if ( ! infile ) { if ( ! infile ) {
std::cout << "poep" << std::endl; std::cout << "poep" << std::endl;
return; return;
} }
infile.seekg (0, std::ios::end); infile.seekg (0, std::ios::end);
int length = infile.tellg(); int length = infile.tellg();
infile.seekg (0, std::ios::beg); infile.seekg (0, std::ios::beg);
std::cout << "length: " << length << " =? " << static_cast<int>(width*height*num_colors*sizeof(unsigned int)) << std::endl; std::cout << "length: " << length << " =? " << static_cast<int>(width*height*num_colors*sizeof(unsigned int)) << std::endl;
infile.read (reinterpret_cast<char*>(int_array), sizeof (unsigned int)*width*height*num_colors); infile.read (reinterpret_cast<char*>(int_array), sizeof (unsigned int)*width*height*num_colors);
} }

46
Canvas.hpp
View File

@ -9,39 +9,39 @@
// TODO : Canvas class abstraheren (zodat er makkelijk verschillende soorten canvae gemaakt kunnen worden) // TODO : Canvas class abstraheren (zodat er makkelijk verschillende soorten canvae gemaakt kunnen worden)
class Canvas{ class Canvas{
friend class Projector; friend class Projector;
unsigned int dim; unsigned int dim;
unsigned int width; unsigned int width;
unsigned int height; unsigned int height;
unsigned int num_colors; unsigned int num_colors;
unsigned int * size; unsigned int * size;
unsigned int * int_array; unsigned int * int_array;
public: public:
double v; double v;
Canvas(unsigned int width, unsigned int height, unsigned int num_colors = 1); Canvas(unsigned int width, unsigned int height, unsigned int num_colors = 1);
void clear(); void clear();
void plot(double x, double y); void plot(double x, double y);
void plot(double x, double y, unsigned int c); void plot(double x, double y, unsigned int c);
// TODO : make double array in canvas (ander soort canvas) // TODO : make double array in canvas (ander soort canvas)
// TODO : subpixel sampling (anders soort canvas) // TODO : subpixel sampling (anders soort canvas)
void plot(double x, double y, unsigned int c, double intensity); void plot(double x, double y, unsigned int c, double intensity);
void output(); void output();
//void output(Vector& point); //void output(Vector& point);
void output_file(const char * filename); void output_file(const char * filename);
void output_file(); void output_file();
void output_raw(const char * filename); void output_raw(const char * filename);
void output_raw(); void output_raw();
void input_raw(const char * filename); void input_raw(const char * filename);
}; };

102
Parameters.cpp
View File

@ -5,106 +5,106 @@ using namespace std;
Parameters::Parameters(unsigned int num_parameters, float default_val): Parameters::Parameters(unsigned int num_parameters, float default_val):
num_parameters(num_parameters) { num_parameters(num_parameters) {
begin = new (nothrow) Vector(num_parameters, default_val); begin = new (nothrow) Vector(num_parameters, default_val);
eind = new (nothrow) Vector(num_parameters, default_val); eind = new (nothrow) Vector(num_parameters, default_val);
interpolated = new (nothrow) Vector(num_parameters, default_val); interpolated = new (nothrow) Vector(num_parameters, default_val);
// *interpolated = *begin // *interpolated = *begin
check_pointers(); check_pointers();
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "New Parameters with one default val:" << endl << *this << endl; cout << "New Parameters with one default val:" << endl << *this << endl;
#endif #endif
} }
/*Parameters::Parameters(unsigned int num_parameters, float default_val1, float default_val2): /*Parameters::Parameters(unsigned int num_parameters, float default_val1, float default_val2):
num_parameters(num_parameters) { num_parameters(num_parameters) {
begin = new (nothrow) Vector(num_parameters, default_val1); begin = new (nothrow) Vector(num_parameters, default_val1);
eind = new (nothrow) Vector(num_parameters, default_val2); eind = new (nothrow) Vector(num_parameters, default_val2);
interpolated = new (nothrow) Vector(num_parameters, default_val1); interpolated = new (nothrow) Vector(num_parameters, default_val1);
// *interpolated = *begin // *interpolated = *begin
check_pointers(); check_pointers();
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "New Parameters with two default vals:" << endl << *this << endl; cout << "New Parameters with two default vals:" << endl << *this << endl;
#endif #endif
}*/ }*/
Parameters::~Parameters() { Parameters::~Parameters() {
delete begin; delete begin;
delete eind; delete eind;
delete interpolated; delete interpolated;
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "Parameters deleted" << endl; cout << "Parameters deleted" << endl;
#endif #endif
} }
void Parameters::check_pointers() { void Parameters::check_pointers() {
assert(begin != NULL); assert(begin != NULL);
assert(eind != NULL); assert(eind != NULL);
assert(interpolated != NULL); assert(interpolated != NULL);
} }
void Parameters::set(unsigned int parameter, float val1, float val2) { void Parameters::set(unsigned int parameter, float val1, float val2) {
assert(parameter < num_parameters); assert(parameter < num_parameters);
begin->coordinates[parameter] = val1; begin->coordinates[parameter] = val1;
eind->coordinates[parameter] = val2; eind->coordinates[parameter] = val2;
interpolated->coordinates[parameter] = val1; interpolated->coordinates[parameter] = val1;
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "Parameter " << parameter << " set to: " << val1 << " - " << val2 << endl; cout << "Parameter " << parameter << " set to: " << val1 << " - " << val2 << endl;
#endif #endif
} }
void Parameters::set(unsigned int parameter, float val) { void Parameters::set(unsigned int parameter, float val) {
assert(parameter < num_parameters); assert(parameter < num_parameters);
begin->coordinates[parameter] = val; begin->coordinates[parameter] = val;
eind->coordinates[parameter] = val; eind->coordinates[parameter] = val;
interpolated->coordinates[parameter] = val; interpolated->coordinates[parameter] = val;
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "Parameter " << parameter << " set to: " << val << endl; cout << "Parameter " << parameter << " set to: " << val << endl;
#endif #endif
} }
float Parameters::get(unsigned int parameter) { float Parameters::get(unsigned int parameter) {
assert(parameter < num_parameters); assert(parameter < num_parameters);
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "Asked for parameter " << parameter << " with value:" << interpolated->coordinates[parameter] << endl; cout << "Asked for parameter " << parameter << " with value:" << interpolated->coordinates[parameter] << endl;
#endif #endif
return interpolated->coordinates[parameter]; return interpolated->coordinates[parameter];
} }
void Parameters::interpolate(float time) { void Parameters::interpolate(float time) {
/* /*
Dit is mogelijk met vector rekenen: Dit is mogelijk met vector rekenen:
(*interpolated) = (*begin) * ( 1.0 - time ) + (*eind) * time; (*interpolated) = (*begin) * ( 1.0 - time ) + (*eind) * time;
Maar we doen het per element, zodat we simpelere code hebben, Maar we doen het per element, zodat we simpelere code hebben,
geen vectoren hoeven te returnen en makkelijker kunnen optimaliseren geen vectoren hoeven te returnen en makkelijker kunnen optimaliseren
*/ */
const float invtime = 1.0 - time; const float invtime = 1.0 - time;
for ( unsigned int i = 0; i < num_parameters; i++ ) { for ( unsigned int i = 0; i < num_parameters; i++ ) {
interpolated->coordinates[i] = invtime * begin->coordinates[i] + time * eind->coordinates[i]; interpolated->coordinates[i] = invtime * begin->coordinates[i] + time * eind->coordinates[i];
} }
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "interpolate() result" << endl << *interpolated << endl; cout << "interpolate() result" << endl << *interpolated << endl;
#endif #endif
} }
ostream& operator<<(ostream& os, const Parameters& param) { ostream& operator<<(ostream& os, const Parameters& param) {
os << param.num_parameters << endl; os << param.num_parameters << endl;
os << "Begin:" << endl << *param.begin << endl; os << "Begin:" << endl << *param.begin << endl;
os << "Eind:" << endl << *param.eind << endl; os << "Eind:" << endl << *param.eind << endl;
os << "Interpolated:" << endl << *param.interpolated << endl; os << "Interpolated:" << endl << *param.interpolated << endl;
os <<endl; os <<endl;
return os; return os;
} }

30
Parameters.hpp
View File

@ -5,30 +5,30 @@
class Parameters { class Parameters {
Vector * begin; Vector * begin;
Vector * eind; Vector * eind;
Vector * interpolated; Vector * interpolated;
void check_pointers(); void check_pointers();
public: public:
// for checks and assertions // for checks and assertions
unsigned int num_parameters; unsigned int num_parameters;
Parameters(unsigned int num_parameters, float default_val = 0.0); Parameters(unsigned int num_parameters, float default_val = 0.0);
//Parameters(unsigned int num_parameters, float default_val1, float default_val2); //Parameters(unsigned int num_parameters, float default_val1, float default_val2);
~Parameters(); ~Parameters();
void set(unsigned int parameter, float val1, float val2); void set(unsigned int parameter, float val1, float val2);
void set(unsigned int parameter, float val); void set(unsigned int parameter, float val);
float get(unsigned int parameter); float get(unsigned int parameter);
void interpolate(float time); void interpolate(float time);
// output operator // output operator
friend ostream& operator<<(ostream& os, const Parameters& param); friend ostream& operator<<(ostream& os, const Parameters& param);
}; };
#endif // PARAMETER_HPP #endif // PARAMETER_HPP

120
Projector.cpp
View File

@ -7,103 +7,103 @@
#include "myMath.hpp" #include "myMath.hpp"
void Projector::init(const double * point) { void Projector::init(const double * point) {
init_vector(); init_vector();
project(point); project(point);
init_range(); init_range();
} }
void Projector::init_vector() { void Projector::init_vector() {
project_point = new double[intern_dim]; project_point = new double[intern_dim];
offset = new double[intern_dim]; offset = new double[intern_dim];
assert(project_point != NULL); assert(project_point != NULL);
assert(offset != NULL); assert(offset != NULL);
} }
void Projector::init_range() { void Projector::init_range() {
range_min = new double[intern_dim]; range_min = new double[intern_dim];
range_max = new double[intern_dim]; range_max = new double[intern_dim];
assert(range_min != NULL); assert(range_min != NULL);
assert(range_max != NULL); assert(range_max != NULL);
for ( unsigned int i = 0; i < intern_dim; i++ ) { for ( unsigned int i = 0; i < intern_dim; i++ ) {
range_min[i] = range_max[i] = project_point[i]; range_min[i] = range_max[i] = project_point[i];
} }
} }
void Projector::update_range(const double * point) { void Projector::update_range(const double * point) {
project(point); project(point);
for ( unsigned int i = 0; i < intern_dim; i++ ) { for ( unsigned int i = 0; i < intern_dim; i++ ) {
if ( project_point[i] < range_min[i] ) { if ( project_point[i] < range_min[i] ) {
range_min[i] = project_point[i]; range_min[i] = project_point[i];
} else if ( project_point[i] > range_max[i] ) { } else if ( project_point[i] > range_max[i] ) {
range_max[i] = project_point[i]; range_max[i] = project_point[i];
} }
} }
} }
void Projector::finish_range() { void Projector::finish_range() {
// double max_dist = 0.0; // double max_dist = 0.0;
// for ( unsigned int i = 0; i < intern_dim; i++ ) { // for ( unsigned int i = 0; i < intern_dim; i++ ) {
// const double dist = range_max[i] - range_min[i]; // const double dist = range_max[i] - range_min[i];
// if ( dist > max_dist ) // if ( dist > max_dist )
// max_dist = dist; // max_dist = dist;
// } // }
// //
// factor = 0.9/max_dist; // factor = 0.9/max_dist;
// for ( unsigned int i = 0; i < intern_dim; i++ ) { // for ( unsigned int i = 0; i < intern_dim; i++ ) {
// offset[i] = -0.5*factor*(range_min[i] + range_max[i]); // offset[i] = -0.5*factor*(range_min[i] + range_max[i]);
// } // }
factor = canvas->size[0] / (range_max[0] - range_min[0]); factor = canvas->size[0] / (range_max[0] - range_min[0]);
unsigned int teh_size = canvas->size[0]; unsigned int teh_size = canvas->size[0];
for ( unsigned int i = 1; i < intern_dim; i++ ) { for ( unsigned int i = 1; i < intern_dim; i++ ) {
double dist = range_max[i] - range_min[i]; double dist = range_max[i] - range_min[i];
if ( factor * dist > (double)canvas->size[i] ) { if ( factor * dist > (double)canvas->size[i] ) {
factor = (double)canvas->size[i] / dist; factor = (double)canvas->size[i] / dist;
//teh_size = canvas->size[i]; //teh_size = canvas->size[i];
std::cout << "crap for dim" << i << std::endl; std::cout << "crap for dim" << i << std::endl;
} }
} }
factor /= (double)teh_size; factor /= (double)teh_size;
for ( unsigned int i = 0; i < intern_dim; i++ ) { for ( unsigned int i = 0; i < intern_dim; i++ ) {
offset[i] = -0.5*factor*(range_min[i] + range_max[i]); offset[i] = -0.5*factor*(range_min[i] + range_max[i]);
} }
} }
void Projector::project(const double * point) { void Projector::project(const double * point) {
assert(extern_dim >= 2); assert(extern_dim >= 2);
project_point[0] = point[0]; project_point[0] = point[0];
project_point[1] = point[1]; project_point[1] = point[1];
} }
void Projector::plot(const double * point) { void Projector::plot(const double * point) {
project(point); project(point);
const double x = project_point[0]*factor + offset[0]; const double x = project_point[0]*factor + offset[0];
const double y = project_point[1]*factor + offset[1]; const double y = project_point[1]*factor + offset[1];
//cout << x << ", " << y << endl; //cout << x << ", " << y << endl;
canvas->plot(x, y); canvas->plot(x, y);
if ( even(point[2]*17) ) if ( even(point[2]*17) )
canvas->plot(x, y, 1); canvas->plot(x, y, 1);
if ( even(point[2]*17+0.6) ) if ( even(point[2]*17+0.6) )
canvas->plot(x, y, 2); canvas->plot(x, y, 2);
} }
void Projector::output(){ void Projector::output(){
std::cout << "Projector properties: " << std::endl; std::cout << "Projector properties: " << std::endl;
std::cout << " factor: " << factor << std::endl; std::cout << " factor: " << factor << std::endl;
for ( unsigned int i = 0; i < intern_dim; i++ ) { for ( unsigned int i = 0; i < intern_dim; i++ ) {
std::cout << " dimension " << i << ": offset: " << offset[i] << ", range: [" << range_min[i] << ", " << range_max[i] << "]" << std::endl; std::cout << " dimension " << i << ": offset: " << offset[i] << ", range: [" << range_min[i] << ", " << range_max[i] << "]" << std::endl;
} }
} }

48
Projector.hpp
View File

@ -4,37 +4,37 @@
class Canvas; class Canvas;
class Projector{ class Projector{
public: public:
unsigned int extern_dim; unsigned int extern_dim;
unsigned int intern_dim; unsigned int intern_dim;
Canvas * canvas; Canvas * canvas;
double * project_point; double * project_point;
double * range_min; double * range_min;
double * range_max; double * range_max;
double factor; double factor;
double * offset; double * offset;
void init(const double * point); void init(const double * point);
void init_vector(); void init_vector();
void init_range(); void init_range();
void update_range(const double * point); void update_range(const double * point);
void finish_range(); void finish_range();
// TODO : Matrix gebruiken voor lineaire afbeelding // TODO : Matrix gebruiken voor lineaire afbeelding
// TODO : Over kleuren nadenken // TODO : Over kleuren nadenken
/* /*
Kleurmodi: Kleurmodi:
-genormalizeerde coordinaten als kleurintensiteit (gebruikt fp canvas) -genormalizeerde coordinaten als kleurintensiteit (gebruikt fp canvas)
-kleurbanden, dus met een periodieke functie (gebruikt int canvas) -kleurbanden, dus met een periodieke functie (gebruikt int canvas)
*/ */
void project(const double * point); void project(const double * point);
void plot(const double * point); void plot(const double * point);
void output(); void output();
}; };
#endif // PROJECTOR_HPP #endif // PROJECTOR_HPP

106
Vector.cpp
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@ -4,123 +4,123 @@ using namespace std;
#include "Vector.hpp" #include "Vector.hpp"
Vector::Vector(): Vector::Vector():
dimension(0) { dimension(0) {
coordinates = new (nothrow) float[0]; coordinates = new (nothrow) float[0];
assert(coordinates != NULL); assert(coordinates != NULL);
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "New vector (without elements)" << endl; cout << "New vector (without elements)" << endl;
#endif #endif
} }
Vector::Vector(unsigned int d): Vector::Vector(unsigned int d):
dimension(d) { dimension(d) {
coordinates = new (nothrow) float[dimension]; coordinates = new (nothrow) float[dimension];
assert(coordinates != NULL); assert(coordinates != NULL);
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "New vector:" << endl << *this << endl; cout << "New vector:" << endl << *this << endl;
#endif #endif
} }
Vector::Vector(unsigned int d, float default_val): Vector::Vector(unsigned int d, float default_val):
dimension(d) { dimension(d) {
coordinates = new (nothrow) float[dimension]; coordinates = new (nothrow) float[dimension];
assert(coordinates != NULL); assert(coordinates != NULL);
for (unsigned int i = 0; i < dimension; i++) { for (unsigned int i = 0; i < dimension; i++) {
coordinates[i] = default_val; coordinates[i] = default_val;
} }
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "New vector with default values:" << endl << *this << endl; cout << "New vector with default values:" << endl << *this << endl;
#endif #endif
} }
Vector::~Vector() { Vector::~Vector() {
delete[] coordinates; delete[] coordinates;
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "coordinates deleted" << endl; cout << "coordinates deleted" << endl;
#endif #endif
} }
Vector& Vector::operator=(const Vector& a) { Vector& Vector::operator=(const Vector& a) {
if ( dimension != a.dimension ) { if ( dimension != a.dimension ) {
dimension = a.dimension; dimension = a.dimension;
delete[] coordinates; delete[] coordinates;
coordinates = new float[dimension]; coordinates = new float[dimension];
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "Dimensions were not equal, made new vector" << endl; cout << "Dimensions were not equal, made new vector" << endl;
#endif #endif
} }
for ( unsigned int i = 0; i < dimension; i++ ) { for ( unsigned int i = 0; i < dimension; i++ ) {
coordinates[i] = a.coordinates[i]; coordinates[i] = a.coordinates[i];
} }
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "operator= result" << endl << *this << endl; cout << "operator= result" << endl << *this << endl;
#endif #endif
return *this; return *this;
} }
ostream& operator<<(ostream& os, const Vector& a) { ostream& operator<<(ostream& os, const Vector& a) {
os << a.dimension << endl; os << a.dimension << endl;
for ( unsigned int i = 0; i < a.dimension; i++ ) { for ( unsigned int i = 0; i < a.dimension; i++ ) {
os << a.coordinates[i] << " "; os << a.coordinates[i] << " ";
} }
os << endl; os << endl;
return os; return os;
} }
float& Vector::operator[](const unsigned int index) { float& Vector::operator[](const unsigned int index) {
assert(index < dimension); assert(index < dimension);
return coordinates[index]; return coordinates[index];
} }
// matig werkende optelling en scalaire vermenigvuldiging van vectoren // matig werkende optelling en scalaire vermenigvuldiging van vectoren
/* /*
Vector Vector::operator+(const Vector a) const { Vector Vector::operator+(const Vector a) const {
if ( dimension != a.dimension ) { if ( dimension != a.dimension ) {
cout << "WARNING: dimensions not equal in vector addition" << endl; cout << "WARNING: dimensions not equal in vector addition" << endl;
exit(1); exit(1);
} else { } else {
static Vector ret(dimension); static Vector ret(dimension);
for ( unsigned int i = 0; i < dimension; i++ ) { for ( unsigned int i = 0; i < dimension; i++ ) {
ret.coordinates[i] = coordinates[i] + a.coordinates[i]; ret.coordinates[i] = coordinates[i] + a.coordinates[i];
} }
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "operator+ result" << endl << ret << endl; cout << "operator+ result" << endl << ret << endl;
#endif #endif
return ret; return ret;
} }
} }
Vector Vector::operator*(const float a) const { Vector Vector::operator*(const float a) const {
static Vector ret(dimension); static Vector ret(dimension);
for ( unsigned int i = 0; i < dimension; i++ ) { for ( unsigned int i = 0; i < dimension; i++ ) {
ret.coordinates[i] = coordinates[i] * a; ret.coordinates[i] = coordinates[i] * a;
} }
#ifdef HARDDEBUG #ifdef HARDDEBUG
cout << "operator* result" << endl << ret << endl; cout << "operator* result" << endl << ret << endl;
#endif #endif
return ret; return ret;
} }
*/ */

34
Vector.hpp
View File

@ -2,28 +2,28 @@
#define VECTOR_HPP #define VECTOR_HPP
class Vector { class Vector {
public: public:
unsigned int dimension; unsigned int dimension;
float * coordinates; float * coordinates;
// const, dest // const, dest
Vector(); Vector();
Vector(unsigned int d); Vector(unsigned int d);
Vector(unsigned int d, float default_val); Vector(unsigned int d, float default_val);
~Vector(); ~Vector();
// output operator // output operator
friend ostream& operator<<(ostream& os, const Vector& a); friend ostream& operator<<(ostream& os, const Vector& a);
// easy access // easy access
float& Vector::operator[](const unsigned int index); float& Vector::operator[](const unsigned int index);
// vector rekenen // vector rekenen
Vector& operator=(const Vector& a); Vector& operator=(const Vector& a);
// faaloperatoren // faaloperatoren
// Vector operator+(const Vector a) const; // Vector operator+(const Vector a) const;
// Vector operator*(const float a) const; // Vector operator*(const float a) const;
}; };

166
attractors/testAttractor.stf
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@ -3,103 +3,103 @@ input: "attractor"
output: "png" output: "png"
attractor: { attractor: {
type: lorenz/unravel/polynomial/polynomial a/logistic type: lorenz/unravel/polynomial/polynomial a/logistic
=> "polynomial" => "polynomial"
dimensions: most types only support 3D dimensions: most types only support 3D
=> "3" => "3"
orde: "2" orde: "2"
iterations: "1000000" iterations: "1000000"
parameters: the variables of the attractortype parameters: the variables of the attractortype
{ {
:"0.148" :"0.148"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"0.119" :"0.119"
:"0.424" :"0.424"
:"1.100" :"1.100"
:"0" :"0"
:"0.125" :"0.125"
:"0.199" :"0.199"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"-0.643" :"-0.643"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"-1.120" :"-1.120"
:"-1.188" :"-1.188"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"-0.864" :"-0.864"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"0" :"0"
:"0" :"0"
} }
} }
projector: { projector: {
type: auto center/lineair map/spherical/color projector type: auto center/lineair map/spherical/color projector
=> "lineair map" => "lineair map"
domain: input of the projector, normally the attractor, but can also be a projector domain: input of the projector, normally the attractor, but can also be a projector
=> "attractor" => "attractor"
domainDimension: redundant, because it knows from domain domainDimension: redundant, because it knows from domain
=> "3" => "3"
codomain: output of the Projector, normally a canvas, but can also be another projector codomain: output of the Projector, normally a canvas, but can also be another projector
=> "canvas" => "canvas"
codomainDimensions: redundant, because it knows from codomain codomainDimensions: redundant, because it knows from codomain
=> "2" => "2"
matrix: describing the lineair map matrix: describing the lineair map
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
} }
} }
canvas: { canvas: {
type: 2D image/2D slices/3D volume/2D animation type: 2D image/2D slices/3D volume/2D animation
=> "2D image" => "2D image"
output: canvas/png/jpg/zip/mpg output: canvas/png/jpg/zip/mpg
=> "png" => "png"
width: "6400" width: "6400"
height: "6400" height: "6400"
colors: "3" colors: "3"
imageConversion: description how to show the abstract canvas classe imageConversion: description how to show the abstract canvas classe
{ {
colorMatrix: desciribing lineair map from canvas colors to RGB colorspace colorMatrix: desciribing lineair map from canvas colors to RGB colorspace
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
:{ :"0" :"0" :"1" } :{ :"0" :"0" :"1" }
} }
vibrancy: "0" vibrancy: "0"
gamma: "-2.5" gamma: "-2.5"
brightness: "3" brightness: "3"
} }
pngFile: png options pngFile: png options
{ {
fileName: leave empty to autogenerate filename fileName: leave empty to autogenerate filename
=> "" => ""
compression: "9" compression: "9"
author: "Joshua Moerman" author: "Joshua Moerman"
title: "Unravel" title: "Unravel"
description: "A unravel-type attractor made with AwesomeAttractor" description: "A unravel-type attractor made with AwesomeAttractor"
} }
} }

110
attractors/testLorenz.stf
View File

@ -3,75 +3,75 @@ input: "attractor"
output: "png" output: "png"
attractor: { attractor: {
type: lorenz/unravel/polynomial/polynomial a/logistic type: lorenz/unravel/polynomial/polynomial a/logistic
=> "Lorenz" => "Lorenz"
dimensions: most types only support 3D dimensions: most types only support 3D
=> "3" => "3"
iterations: "1000000" iterations: "1000000"
parameters: the variables of the attractortype parameters: the variables of the attractortype
{ {
:"0.01" :"0.01"
:"4.002" :"4.002"
:"28" :"28"
:"0.3" :"0.3"
} }
} }
projector: { projector: {
type: auto center/lineair map/spherical/color projector type: auto center/lineair map/spherical/color projector
=> "lineair map" => "lineair map"
domain: input of the projector, normally the attractor, but can also be a projector domain: input of the projector, normally the attractor, but can also be a projector
=> "attractor" => "attractor"
domainDimension: redundant, because it knows from domain domainDimension: redundant, because it knows from domain
=> "3" => "3"
codomain: output of the Projector, normally a canvas, but can also be another projector codomain: output of the Projector, normally a canvas, but can also be another projector
=> "canvas" => "canvas"
codomainDimensions: redundant, because it knows from codomain codomainDimensions: redundant, because it knows from codomain
=> "2" => "2"
matrix: describing the lineair map matrix: describing the lineair map
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
} }
} }
canvas: { canvas: {
type: 2D image/2D slices/3D volume/2D animation type: 2D image/2D slices/3D volume/2D animation
=> "2D image" => "2D image"
output: canvas/png/jpg/zip/mpg output: canvas/png/jpg/zip/mpg
=> "png" => "png"
width: "6400" width: "6400"
height: "6400" height: "6400"
colors: "3" colors: "3"
imageConversion: description how to show the abstract canvas classe imageConversion: description how to show the abstract canvas classe
{ {
colorMatrix: desciribing lineair map from canvas colors to RGB colorspace colorMatrix: desciribing lineair map from canvas colors to RGB colorspace
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
:{ :"0" :"0" :"1" } :{ :"0" :"0" :"1" }
} }
vibrancy: "0" vibrancy: "0"
gamma: "-2.5" gamma: "-2.5"
brightness: "3" brightness: "3"
} }
pngFile: png options pngFile: png options
{ {
fileName: leave empty to autogenerate filename fileName: leave empty to autogenerate filename
=> "" => ""
compression: "9" compression: "9"
author: "Joshua Moerman" author: "Joshua Moerman"
title: "Unravel" title: "Unravel"
description: "A unravel-type attractor made with AwesomeAttractor" description: "A unravel-type attractor made with AwesomeAttractor"
} }
} }

164
attractors/testPolynomial.stf
View File

@ -3,102 +3,102 @@ input: "attractor"
output: "png" output: "png"
attractor: { attractor: {
type: lorenz/unravel/polynomial/polynomial a/logistic type: lorenz/unravel/polynomial/polynomial a/logistic
=> "polynomial" => "polynomial"
dimensions: most types only support 3D dimensions: most types only support 3D
=> "3" => "3"
orde: "2" orde: "2"
iterations: "1000000" iterations: "1000000"
parameters: the variables of the attractortype parameters: the variables of the attractortype
{ {
:"0.862" :"0.862"
:"-1.147" :"-1.147"
:"0.01" :"0.01"
:"0.241" :"0.241"
:"-0.85" :"-0.85"
:"-0.174" :"-0.174"
:"1.193" :"1.193"
:"-0.572" :"-0.572"
:"0.772" :"0.772"
:"0.147" :"0.147"
:"-0.049" :"-0.049"
:"0.427" :"0.427"
:"-0.103" :"-0.103"
:"-0.402" :"-0.402"
:"1.13" :"1.13"
:"0.859" :"0.859"
:"-0.642" :"-0.642"
:"-0.649" :"-0.649"
:"-1.074" :"-1.074"
:"-0.636" :"-0.636"
:"-0.706" :"-0.706"
:"0.315" :"0.315"
:"-0.125" :"-0.125"
:"1.193" :"1.193"
:"0.533" :"0.533"
:"-0.091" :"-0.091"
:"0.778" :"0.778"
:"-1.199" :"-1.199"
:"-0.112" :"-0.112"
:"0.025" :"0.025"
} }
} }
projector: { projector: {
type: auto center/lineair map/spherical/color projector type: auto center/lineair map/spherical/color projector
=> "lineair map" => "lineair map"
domain: input of the projector, normally the attractor, but can also be a projector domain: input of the projector, normally the attractor, but can also be a projector
=> "attractor" => "attractor"
domainDimension: redundant, because it knows from domain domainDimension: redundant, because it knows from domain
=> "3" => "3"
codomain: output of the Projector, normally a canvas, but can also be another projector codomain: output of the Projector, normally a canvas, but can also be another projector
=> "canvas" => "canvas"
codomainDimensions: redundant, because it knows from codomain codomainDimensions: redundant, because it knows from codomain
=> "2" => "2"
matrix: describing the lineair map matrix: describing the lineair map
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
} }
} }
canvas: { canvas: {
type: 2D image/2D slices/3D volume/2D animation type: 2D image/2D slices/3D volume/2D animation
=> "2D image" => "2D image"
output: canvas/png/jpg/zip/mpg output: canvas/png/jpg/zip/mpg
=> "png" => "png"
width: "6400" width: "6400"
height: "6400" height: "6400"
colors: "3" colors: "3"
imageConversion: description how to show the abstract canvas classe imageConversion: description how to show the abstract canvas classe
{ {
colorMatrix: desciribing lineair map from canvas colors to RGB colorspace colorMatrix: desciribing lineair map from canvas colors to RGB colorspace
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
:{ :"0" :"0" :"1" } :{ :"0" :"0" :"1" }
} }
vibrancy: "0" vibrancy: "0"
gamma: "-2.5" gamma: "-2.5"
brightness: "3" brightness: "3"
} }
pngFile: png options pngFile: png options
{ {
fileName: leave empty to autogenerate filename fileName: leave empty to autogenerate filename
=> "" => ""
compression: "9" compression: "9"
author: "Joshua Moerman" author: "Joshua Moerman"
title: "Unravel" title: "Unravel"
description: "A unravel-type attractor made with AwesomeAttractor" description: "A unravel-type attractor made with AwesomeAttractor"
} }
} }

116
attractors/testUnravel.stf
View File

@ -3,78 +3,78 @@ input: "attractor"
output: "png" output: "png"
attractor: { attractor: {
type: lorenz/unravel/polynomial/polynomial a/logistic type: lorenz/unravel/polynomial/polynomial a/logistic
=> "unravel" => "unravel"
dimensions: most types only support 3D dimensions: most types only support 3D
=> "3" => "3"
iterations: "1000000" iterations: "1000000"
parameters: the variables of the attractortype parameters: the variables of the attractortype
{ {
:"-0.78" :"-0.78"
:"2.042" :"2.042"
:"1.22" :"1.22"
:"-1.267" :"-1.267"
:"1.37" :"1.37"
:"2.3" :"2.3"
:"-2.195" :"-2.195"
} }
} }
projector: { projector: {
type: auto center/lineair map/spherical/color projector type: auto center/lineair map/spherical/color projector
=> "lineair map" => "lineair map"
domain: input of the projector, normally the attractor, but can also be a projector domain: input of the projector, normally the attractor, but can also be a projector
=> "attractor" => "attractor"
domainDimension: redundant, because it knows from domain domainDimension: redundant, because it knows from domain
=> "3" => "3"
codomain: output of the Projector, normally a canvas, but can also be another projector codomain: output of the Projector, normally a canvas, but can also be another projector
=> "canvas" => "canvas"
codomainDimensions: redundant, because it knows from codomain codomainDimensions: redundant, because it knows from codomain
=> "2" => "2"
matrix: describing the lineair map matrix: describing the lineair map
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
} }
} }
canvas: { canvas: {
type: 2D image/2D slices/3D volume/2D animation type: 2D image/2D slices/3D volume/2D animation
=> "2D image" => "2D image"
output: canvas/png/jpg/zip/mpg output: canvas/png/jpg/zip/mpg
=> "png" => "png"
width: "6400" width: "6400"
height: "6400" height: "6400"
colors: "3" colors: "3"
imageConversion: description how to show the abstract canvas classe imageConversion: description how to show the abstract canvas classe
{ {
colorMatrix: desciribing lineair map from canvas colors to RGB colorspace colorMatrix: desciribing lineair map from canvas colors to RGB colorspace
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
:{ :"0" :"0" :"1" } :{ :"0" :"0" :"1" }
} }
vibrancy: "0" vibrancy: "0"
gamma: "-2.5" gamma: "-2.5"
brightness: "3" brightness: "3"
} }
pngFile: png options pngFile: png options
{ {
fileName: leave empty to autogenerate filename fileName: leave empty to autogenerate filename
=> "" => ""
compression: "9" compression: "9"
author: "Joshua Moerman" author: "Joshua Moerman"
title: "Unravel" title: "Unravel"
description: "A unravel-type attractor made with AwesomeAttractor" description: "A unravel-type attractor made with AwesomeAttractor"
} }
} }

76
attractors/testUnravelNew.stf
View File

@ -4,19 +4,19 @@ output: "Canvas"
iterations: "100000" iterations: "100000"
AttractorKernel: { AttractorKernel: {
type: "unravel" type: "unravel"
dimensions: "3" dimensions: "3"
parameters: parameters:
{ {
:"-0.78" :"-0.78"
:"2.042" :"2.042"
:"1.22" :"1.22"
:"-1.267" :"-1.267"
:"1.37" :"1.37"
:"2.3" :"2.3"
:"-2.195" :"-2.195"
} }
} }
projections: Applied in order they appear { projections: Applied in order they appear {
@ -35,35 +35,35 @@ projections: Applied in order they appear {
} }
Canvas: { Canvas: {
type: "2D canvas" type: "2D canvas"
output: "png" output: "png"
width: "6400" width: "6400"
height: "6400" height: "6400"
colors: "3" colors: "3"
imageConversion: description how to show the abstract canvas classe imageConversion: description how to show the abstract canvas classe
{ {
colorMatrix: desciribing lineair map from canvas colors to RGB colorspace colorMatrix: desciribing lineair map from canvas colors to RGB colorspace
{ {
:{ :"1" :"0" :"0" } :{ :"1" :"0" :"0" }
:{ :"0" :"1" :"0" } :{ :"0" :"1" :"0" }
:{ :"0" :"0" :"1" } :{ :"0" :"0" :"1" }
} }
vibrancy: "0" vibrancy: "0"
gamma: "-2.5" gamma: "-2.5"
exposure: "3" exposure: "3"
} }
pngFile: png options pngFile: png options
{ {
fileName: leave empty to autogenerate filename fileName: leave empty to autogenerate filename
=> "" => ""
compression: "9" compression: "9"
author: "Joshua Moerman" author: "Joshua Moerman"
title: "Unravel" title: "Unravel"
description: "A unravel-type attractor made with AwesomeAttractor" description: "A unravel-type attractor made with AwesomeAttractor"
} }
} }

16
defines.hpp
View File

@ -1,15 +1,15 @@
//TODO: do this with files //TODO: do this with files
#define ATTRACTOR_FILE "attractors/testUnravel.stf" #define ATTRACTOR_FILE "attractors/testUnravel.stf"
#ifdef UNI_BUILD #ifdef UNI_BUILD
#warning Building for the RU, are you sure? #warning Building for the RU, are you sure?
#define WIDTH 8000 #define WIDTH 8000
#define HEIGHT 8000 #define HEIGHT 8000
#define ITERATIONS 4200000000 #define ITERATIONS 4200000000
#else #else
#define WIDTH 800 #define WIDTH 800
#define HEIGHT 800 #define HEIGHT 800
#define ITERATIONS 1000000 #define ITERATIONS 1000000
#endif #endif

18
kernels/Logistic.cpp
View File

@ -1,9 +1,9 @@
// //
// $filename // $filename
// $projectname // $projectname
// //
// Created by Joshua moerman on $TODAY. // Created by Joshua moerman on $TODAY.
// Copyright 2010 Joshua Moerman. All rights reserved. // Copyright 2010 Joshua Moerman. All rights reserved.
// //
#include "Logistic.hpp" #include "Logistic.hpp"
@ -15,12 +15,12 @@
Logistic::Logistic(): Logistic::Logistic():
AttractorKernel(3, 3) { AttractorKernel(3, 3) {
init(); init();
} }
Logistic::Logistic(const unsigned int dimension): Logistic::Logistic(const unsigned int dimension):
AttractorKernel(dimension, dimension) { AttractorKernel(dimension, dimension) {
init(); init();
} }
void Logistic::init() { void Logistic::init() {
@ -36,8 +36,8 @@ void Logistic::init() {
void Logistic::operator()() { void Logistic::operator()() {
std::swap(vectorNew, vectorOld); std::swap(vectorNew, vectorOld);
for ( unsigned int i = 0; i < dimension; i++ ) { for ( unsigned int i = 0; i < dimension; i++ ) {
vectorNew[i] = parameters[i]*vectorOld[i]*(1.0 - vectorOld[i]); vectorNew[i] = parameters[i]*vectorOld[i]*(1.0 - vectorOld[i]);
} }
} }

4
kernels/Logistic.hpp
View File

@ -10,8 +10,8 @@ private:
public: public:
Logistic(); Logistic();
Logistic(const unsigned int dimension); Logistic(const unsigned int dimension);
virtual void operator()(); virtual void operator()();

18
kernels/Lorenz3D.cpp
View File

@ -7,7 +7,7 @@
Lorenz3D::Lorenz3D(): Lorenz3D::Lorenz3D():
AttractorKernel(3, 4){ AttractorKernel(3, 4){
init(); init();
} }
void Lorenz3D::init() { void Lorenz3D::init() {
@ -23,17 +23,17 @@ void Lorenz3D::init() {
void Lorenz3D::operator()() { void Lorenz3D::operator()() {
std::swap(vectorNew, vectorOld); std::swap(vectorNew, vectorOld);
vectorNew[0] = vectorOld[0] + parameters[0] * parameters[1] * (vectorOld[1] - vectorOld[0]); vectorNew[0] = vectorOld[0] + parameters[0] * parameters[1] * (vectorOld[1] - vectorOld[0]);
vectorNew[1] = vectorOld[1] + parameters[0] * (vectorOld[0] * (parameters[2] - vectorOld[2]) - vectorOld[1]); vectorNew[1] = vectorOld[1] + parameters[0] * (vectorOld[0] * (parameters[2] - vectorOld[2]) - vectorOld[1]);
vectorNew[2] = vectorOld[2] + parameters[0] * (vectorOld[0] * vectorOld[1] - parameters[3] * vectorOld[2]); vectorNew[2] = vectorOld[2] + parameters[0] * (vectorOld[0] * vectorOld[1] - parameters[3] * vectorOld[2]);
} }
/* /*
4D: 4D:
new_point[0] = point[0] + param[0] * param[1] * (point[1] - point[0]); new_point[0] = point[0] + param[0] * param[1] * (point[1] - point[0]);
new_point[1] = point[1] + param[0] * (point[0] * (param[2] - point[2]) - point[1] + point[3]); new_point[1] = point[1] + param[0] * (point[0] * (param[2] - point[2]) - point[1] + point[3]);
new_point[2] = point[2] + param[0] * (point[0] * point[1] - param[3] * point[2]); new_point[2] = point[2] + param[0] * (point[0] * point[1] - param[3] * point[2]);
new_point[3] = point[3] - param[0] * param[4] * point[0]; new_point[3] = point[3] - param[0] * param[4] * point[0];
break; break;
*/ */

6
kernels/Lorenz3D.hpp
View File

@ -6,13 +6,13 @@
class Lorenz3D : public AttractorKernel { class Lorenz3D : public AttractorKernel {
private: private:
void init(); void init();
public: public:
Lorenz3D(); Lorenz3D();
virtual void operator()(); virtual void operator()();
}; };

52
kernels/Polynomial.cpp
View File

@ -1,9 +1,9 @@
// //
// $filename // $filename
// $projectname // $projectname
// //
// Created by Joshua moerman on $TODAY. // Created by Joshua moerman on $TODAY.
// Copyright 2010 Joshua Moerman. All rights reserved. // Copyright 2010 Joshua Moerman. All rights reserved.
// //
#include "Polynomial.hpp" #include "Polynomial.hpp"
@ -11,13 +11,13 @@
unsigned int calculateNumberOfParameters(const unsigned int dimension, const unsigned int orde) { unsigned int calculateNumberOfParameters(const unsigned int dimension, const unsigned int orde) {
double n_coef = orde + 1; double n_coef = orde + 1;
for (unsigned int i = 2; i <= dimension; i++) { for (unsigned int i = 2; i <= dimension; i++) {
n_coef = n_coef*(orde + i)/(i - 1); n_coef = n_coef*(orde + i)/(i - 1);
} }
const unsigned int output = (unsigned int) n_coef; const unsigned int output = (unsigned int) n_coef;
return output; return output;
} }
@ -37,26 +37,26 @@ Polynomial::Polynomial(const unsigned int dimension, const unsigned int orde):
void Polynomial::operator()() { void Polynomial::operator()() {
std::swap(vectorNew, vectorOld); std::swap(vectorNew, vectorOld);
unsigned int m = 0; unsigned int m = 0;
for ( unsigned int i = 0; i < dimension; i++ ) { for ( unsigned int i = 0; i < dimension; i++ ) {
vectorNew[i] = parameters[m]; vectorNew[i] = parameters[m];
m++; m++;
recur(i, 0, 1, m); recur(i, 0, 1, m);
} }
} }
void Polynomial::recur(unsigned int curr_dimension, unsigned int prev_i, unsigned int n, unsigned int& m, double prev_product) { void Polynomial::recur(unsigned int curr_dimension, unsigned int prev_i, unsigned int n, unsigned int& m, double prev_product) {
double product; double product;
for (unsigned int i = prev_i; i < dimension; i++) { for (unsigned int i = prev_i; i < dimension; i++) {
product = prev_product * vectorOld[i]; product = prev_product * vectorOld[i];
vectorNew[curr_dimension] += parameters[m] * product; vectorNew[curr_dimension] += parameters[m] * product;
m++; m++;
if (n < orde) { if (n < orde) {
recur(curr_dimension, i, n+1, m, product); recur(curr_dimension, i, n+1, m, product);
} }
} }
} }

10
kernels/Polynomial.hpp
View File

@ -6,16 +6,16 @@
class Polynomial : public AttractorKernel { class Polynomial : public AttractorKernel {
private: private:
unsigned int orde; unsigned int orde;
void recur(unsigned int curr_dimension, unsigned int prev_i, unsigned int n, unsigned int& m, double prev_product=1.0); void recur(unsigned int curr_dimension, unsigned int prev_i, unsigned int n, unsigned int& m, double prev_product=1.0);
public: public:
Polynomial(); Polynomial();
Polynomial(const unsigned int dimensions, const unsigned int orde); Polynomial(const unsigned int dimensions, const unsigned int orde);
virtual void operator()(); virtual void operator()();
}; };

20
kernels/PolynomialA3D.cpp
View File

@ -1,9 +1,9 @@
// //
// $filename // $filename
// $projectname // $projectname
// //
// Created by Joshua moerman on $TODAY. // Created by Joshua moerman on $TODAY.
// Copyright 2010 Joshua Moerman. All rights reserved. // Copyright 2010 Joshua Moerman. All rights reserved.
// //
#include "PolynomialA3D.hpp" #include "PolynomialA3D.hpp"
@ -23,14 +23,14 @@ PolynomialA3D::PolynomialA3D():
void PolynomialA3D::operator()() { void PolynomialA3D::operator()() {
std::swap(vectorNew, vectorOld); std::swap(vectorNew, vectorOld);
vectorNew[0] = parameters[0] + vectorOld[1] - vectorOld[1]*vectorOld[2]; vectorNew[0] = parameters[0] + vectorOld[1] - vectorOld[1]*vectorOld[2];
vectorNew[1] = parameters[1] + vectorOld[2] - vectorOld[2]*vectorOld[0]; vectorNew[1] = parameters[1] + vectorOld[2] - vectorOld[2]*vectorOld[0];
vectorNew[2] = parameters[2] + vectorOld[0] - vectorOld[0]*vectorOld[1]; vectorNew[2] = parameters[2] + vectorOld[0] - vectorOld[0]*vectorOld[1];
} }
/* /*
N dimensional: N dimensional:
for ( unsigned int i = 0; i < dim; i++ ) { for ( unsigned int i = 0; i < dim; i++ ) {
new_point[i] = param[i] + point[(i+1) % dim] - point[(i+1) % dim]*point[(i+2) % dim]; new_point[i] = param[i] + point[(i+1) % dim] - point[(i+1) % dim]*point[(i+2) % dim];
} }
*/ */

4
kernels/PolynomialA3D.hpp
View File

@ -8,9 +8,9 @@ private:
public: public:
PolynomialA3D(); PolynomialA3D();
virtual void operator()(); virtual void operator()();
}; };

26
kernels/Unravel3D.cpp
View File

@ -16,18 +16,18 @@ Unravel3D::Unravel3D():
void Unravel3D::operator()() { void Unravel3D::operator()() {
std::swap(vectorNew, vectorOld); std::swap(vectorNew, vectorOld);
vectorNew[0] = parameters[0]*(vectorOld[2] + parameters[1]); vectorNew[0] = parameters[0]*(vectorOld[2] + parameters[1]);
vectorNew[1] = parameters[2]*(vectorOld[0] + parameters[3]); vectorNew[1] = parameters[2]*(vectorOld[0] + parameters[3]);
vectorNew[2] = parameters[4]*(vectorOld[1] + parameters[5]); vectorNew[2] = parameters[4]*(vectorOld[1] + parameters[5]);
const double dist = vectorNew[0]*vectorNew[0] + vectorNew[1]*vectorNew[1] + vectorNew[2]*vectorNew[2]; const double dist = vectorNew[0]*vectorNew[0] + vectorNew[1]*vectorNew[1] + vectorNew[2]*vectorNew[2];
if ( dist > parameters[6]*parameters[6] ) { if ( dist > parameters[6]*parameters[6] ) {
const double sqrtDist = std::sqrt(dist); const double sqrtDist = std::sqrt(dist);
const double p = 1.0 - parameters[6] * ( static_cast<int> ( sqrtDist / parameters[6] ) + 1.0 ) / sqrtDist; const double p = 1.0 - parameters[6] * ( static_cast<int> ( sqrtDist / parameters[6] ) + 1.0 ) / sqrtDist;
vectorNew[0] *= p; vectorNew[0] *= p;
vectorNew[1] *= p; vectorNew[1] *= p;
vectorNew[2] *= p; vectorNew[2] *= p;
} }
} }

6
kernels/Unravel3D.hpp
View File

@ -6,10 +6,10 @@
class Unravel3D : public AttractorKernel { class Unravel3D : public AttractorKernel {
public: public:
Unravel3D(); Unravel3D();
Unravel3D(const unsigned int dimensions); Unravel3D(const unsigned int dimensions);
virtual void operator()(); virtual void operator()();
}; };

64
main.cpp
View File

@ -14,53 +14,53 @@
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
clock_t start, end; clock_t start, end;
double totalTime, totalIterations; double totalTime, totalIterations;
bool verbose = false; bool verbose = false;
// initialising stuff // initialising stuff
Attractor myAttractor(ATTRACTOR_FILE); Attractor myAttractor(ATTRACTOR_FILE);
Projector projection; Projector projection;
Canvas canvas(WIDTH, HEIGHT, 3); Canvas canvas(WIDTH, HEIGHT, 3);
projection.canvas = &canvas; projection.canvas = &canvas;
myAttractor.projectors.push_back(&projection); myAttractor.projectors.push_back(&projection);
myAttractor.init_range(); myAttractor.init_range();
projection.output(); projection.output();
unsigned int iterations = ITERATIONS; unsigned int iterations = ITERATIONS;
start = clock(); start = clock();
for ( unsigned int j = 1; j <= 100; j++ ) { for ( unsigned int j = 1; j <= 100; j++ ) {
for ( unsigned int i = 0; i <= iterations; i++ ) { for ( unsigned int i = 0; i <= iterations; i++ ) {
myAttractor.iterate(); myAttractor.iterate();
myAttractor.plot(); myAttractor.plot();
} }
if (verbose) { if (verbose) {
myAttractor.output(); myAttractor.output();
std::cout << j << "% done" << std::endl; std::cout << j << "% done" << std::endl;
} }
} }
end = clock(); end = clock();
totalIterations = 100.0*iterations; totalIterations = 100.0*iterations;
totalTime = ((double)(end-start)/(double)(CLOCKS_PER_SEC)); totalTime = ((double)(end-start)/(double)(CLOCKS_PER_SEC));
std::cout << std::endl << "total clock time: " << totalTime << std::endl; std::cout << std::endl << "total clock time: " << totalTime << std::endl;
std::cout << "average iterations per second: " << totalIterations/((double)(end-start)/(double)(CLOCKS_PER_SEC)) << std::endl << std::endl; std::cout << "average iterations per second: " << totalIterations/((double)(end-start)/(double)(CLOCKS_PER_SEC)) << std::endl << std::endl;
// saving output // saving output
start = clock(); start = clock();
canvas.output_file(); canvas.output_file();
end = clock(); end = clock();
totalTime = ((double)(end-start)/(double)(CLOCKS_PER_SEC)); totalTime = ((double)(end-start)/(double)(CLOCKS_PER_SEC));
std::cout << "total clock time for writing png: " << totalTime << std::endl; std::cout << "total clock time for writing png: " << totalTime << std::endl;
std::cout << std::endl << "Awesome Attractor, version " << __DATE__ << std::endl; std::cout << std::endl << "Awesome Attractor, version " << __DATE__ << std::endl;
return 0; return 0;
} }

2
myMath.hpp
View File

@ -4,7 +4,7 @@
#include <cmath> #include <cmath>
bool even(double x) { bool even(double x) {
return (((int)floor(x)) % 2 == 0); return (((int)floor(x)) % 2 == 0);
} }
#endif // MYMATH_HPP #endif // MYMATH_HPP