Lorenz-84 chaotic attractor
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main.cpp
00001 #include "TFT_4DGL.h" 00002 00003 TFT_4DGL lcd(p9,p10,p11); 00004 00005 int main() { 00006 00007 double x1,y1,z1,x,y,z,dt; 00008 int xp,yp; 00009 00010 float a = 1.111; 00011 float b = 1.479; 00012 float f = 4.494; 00013 float g = 0.44; 00014 00015 x1 = 1; 00016 y1 = 1; 00017 z1 = 1; 00018 00019 dt = 0.135; 00020 00021 while(1) 00022 00023 { 00024 00025 x = x1+(-a*x1-pow(y1,2)-pow(z1,2)+a*f)*dt; 00026 y = y1+(-y1+x1*y1-b*x1*z1+g)*dt; 00027 z = z1+(-z1+b*x1*y1+x1*z1)*dt; 00028 00029 xp = (int)floor(x*35); 00030 yp = (int)floor(y*39); 00031 00032 lcd.pixel(120+xp,140+yp,WHITE); 00033 00034 x1 = x; 00035 y1 = y; 00036 z1 = z; 00037 00038 } 00039 00040 }
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Kamil Ondrousek