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Nils Berglund
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181
wave_3d.c
181
wave_3d.c
@@ -43,7 +43,7 @@
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#include <omp.h>
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#include <time.h>
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#define MOVIE 1 /* set to 1 to generate movie */
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#define MOVIE 0 /* set to 1 to generate movie */
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#define DOUBLE_MOVIE 1 /* set to 1 to produce movies for wave height and energy simultaneously */
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#define SAVE_MEMORY 1 /* set to 1 to save memory when writing tiff images */
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#define NO_EXTRA_BUFFER_SWAP 1 /* some OS require one less buffer swap when recording images */
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@@ -54,12 +54,8 @@
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// #define WINHEIGHT 1150 /* window height */
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// // // // #define NX 2500 /* number of grid points on x axis */
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// // // // #define NY 1250 /* number of grid points on y axis */
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// #define NX 1800 /* number of grid points on x axis */
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// #define NY 1800 /* number of grid points on y axis */
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// // #define NX 2700 /* number of grid points on x axis */
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// // #define NY 1350 /* number of grid points on y axis */
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// // #define YMIN -1.041666667
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// // #define YMAX 1.041666667 /* y interval for 9/16 aspect ratio */
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// #define NX 2840 /* number of grid points on x axis */
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// #define NY 2300 /* number of grid points on y axis */
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//
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// #define XMIN -2.0
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// #define XMAX 2.0 /* x interval */
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@@ -72,30 +68,25 @@
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#define WINHEIGHT 720 /* window height */
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// #define NX 1280 /* number of grid points on x axis */
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#define NX 720 /* number of grid points on x axis */
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#define NY 720 /* number of grid points on y axis */
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// #define NX 2560 /* number of grid points on x axis */
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// #define NX 720 /* number of grid points on x axis */
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// #define NY 720 /* number of grid points on y axis */
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#define NX 2560 /* number of grid points on x axis */
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// #define NX 1440 /* number of grid points on x axis */
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// #define NY 1440 /* number of grid points on y axis */
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#define NY 1440 /* number of grid points on y axis */
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// #define NX 360 /* number of grid points on x axis */
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// #define NY 360 /* number of grid points on y axis */
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// #define XMIN -2.0
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// #define XMAX 2.0 /* x interval */
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// #define YMIN -1.125
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// #define YMAX 1.125 /* y interval for 9/16 aspect ratio */
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#define XMIN -1.1
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#define XMAX 1.1 /* x interval */
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#define YMIN -1.1
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#define YMAX 1.1 /* y interval */
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#define XMIN -2.0
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#define XMAX 2.0 /* x interval */
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#define YMIN -1.125
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#define YMAX 1.125 /* y interval for 9/16 aspect ratio */
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#define JULIA_SCALE 0.8 /* scaling for Julia sets */
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/* Choice of the billiard table */
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#define B_DOMAIN 32 /* choice of domain shape, see list in global_pdes.c */
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// #define B_DOMAIN 999 /* choice of domain shape, see list in global_pdes.c */
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#define B_DOMAIN 999 /* choice of domain shape, see list in global_pdes.c */
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#define CIRCLE_PATTERN 2 /* pattern of circles or polygons, see list in global_pdes.c */
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@@ -104,15 +95,16 @@
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#define CIRCLE_PATTERN_B 0 /* second pattern of circles or polygons */
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#define VARIABLE_IOR 1 /* set to 1 for a variable index of refraction */
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#define IOR 3 /* choice of index of refraction, see list in global_pdes.c */
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#define IOR 5 /* choice of index of refraction, see list in global_pdes.c */
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#define IOR_TOTAL_TURNS 1.0 /* total angle of rotation for IOR_PERIODIC_WELLS_ROTATING */
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#define MANDEL_IOR_SCALE -0.05 /* parameter controlling dependence of IoR on Mandelbrot escape speed */
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#define P_PERCOL 0.25 /* probability of having a circle in C_RAND_PERCOL arrangement */
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#define NPOISSON 300 /* number of points for Poisson C_RAND_POISSON arrangement */
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#define RANDOM_POLY_ANGLE 1 /* set to 1 to randomize angle of polygons */
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#define LAMBDA 0.75 /* parameter controlling the dimensions of domain */
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#define MU 0.25 /* parameter controlling the dimensions of domain */
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#define LAMBDA 0.5 /* parameter controlling the dimensions of domain */
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#define MU 0.5 /* parameter controlling the dimensions of domain */
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#define NPOLY 6 /* number of sides of polygon */
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#define APOLY 0.0 /* angle by which to turn polygon, in units of Pi/2 */
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#define MDEPTH 7 /* depth of computation of Menger gasket */
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@@ -120,8 +112,8 @@
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#define MANDELLEVEL 1000 /* iteration level for Mandelbrot set */
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#define MANDELLIMIT 10.0 /* limit value for approximation of Mandelbrot set */
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#define FOCI 1 /* set to 1 to draw focal points of ellipse */
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#define NGRIDX 12 /* number of grid point for grid of disks */
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#define NGRIDY 16 /* number of grid point for grid of disks */
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#define NGRIDX 14 /* number of grid point for grid of disks */
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#define NGRIDY 8 /* number of grid point for grid of disks */
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#define X_SHOOTER -0.2
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#define Y_SHOOTER -0.6
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@@ -150,11 +142,10 @@
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#define AMPLITUDE 0.8 /* amplitude of periodic excitation */
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#define ACHIRP 0.2 /* acceleration coefficient in chirp */
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#define DAMPING 0.0 /* damping of periodic excitation */
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#define COURANT 0.1 /* Courant number */
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// #define COURANTB 0.0 /* Courant number in medium B */
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#define COURANTB 0.04658753 /* Courant number in medium B */
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#define COURANT 0.05 /* Courant number */
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#define COURANTB 0.0 /* Courant number in medium B */
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#define GAMMA 0.0 /* damping factor in wave equation */
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#define GAMMAB 0.0 /* damping factor in wave equation */
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#define GAMMAB 0.0 /* damping factor in wave equation */
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#define GAMMA_SIDES 1.0e-4 /* damping factor on boundary */
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#define GAMMA_TOPBOT 1.0e-7 /* damping factor on boundary */
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#define KAPPA 0.0 /* "elasticity" term enforcing oscillations */
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@@ -166,8 +157,13 @@
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/* For similar wave forms, COURANT^2*GAMMA should be kept constant */
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#define ADD_OSCILLATING_SOURCE 1 /* set to 1 to add an oscillating wave source */
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#define OSCILLATING_SOURCE_PERIOD 100 /* period of oscillating source */
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#define ALTERNATE_OSCILLATING_SOURCE 0 /* set to 1 to alternate sign of oscillating source */
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#define OSCILLATING_SOURCE_PERIOD 75 /* period of oscillating source */
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#define ALTERNATE_OSCILLATING_SOURCE 1 /* set to 1 to alternate sign of oscillating source */
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#define ADD_WAVE_PACKET_SOURCES 0 /* set to 1 to add several sources emitting wave packets */
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#define WAVE_PACKET_SOURCE_TYPE 1 /* type of wave packet sources */
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#define N_WAVE_PACKETS 15 /* number of wave packets */
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#define WAVE_PACKET_RADIUS 20 /* radius of wave packets */
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/* Boundary conditions, see list in global_pdes.c */
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@@ -178,9 +174,9 @@
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/* Parameters for length and speed of simulation */
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#define NSTEPS 2800 /* number of frames of movie */
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// #define NSTEPS 200 /* number of frames of movie */
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#define NVID 6 /* number of iterations between images displayed on screen */
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#define NSTEPS 2200 /* number of frames of movie */
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// #define NSTEPS 500 /* number of frames of movie */
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#define NVID 4 /* number of iterations between images displayed on screen */
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#define NSEG 1000 /* number of segments of boundary */
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#define INITIAL_TIME 0 /* time after which to start saving frames */
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#define BOUNDARY_WIDTH 2 /* width of billiard boundary */
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@@ -197,27 +193,23 @@
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/* Parameters of initial condition */
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// #define INITIAL_AMP 0.25 /* amplitude of initial condition */
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// #define INITIAL_VARIANCE 0.001 /* variance of initial condition */
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// #define INITIAL_WAVELENGTH 0.1 /* wavelength of initial condition */
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#define INITIAL_AMP 0.3 /* amplitude of initial condition */
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#define INITIAL_VARIANCE 0.0004 /* variance of initial condition */
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#define INITIAL_WAVELENGTH 0.02 /* wavelength of initial condition */
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// #define INITIAL_AMP 0.35 /* amplitude of initial condition */
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// #define INITIAL_VARIANCE 0.0002 /* variance of initial condition */
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// #define INITIAL_WAVELENGTH 0.01 /* wavelength of initial condition */
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#define INITIAL_AMP 0.25 /* amplitude of initial condition */
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#define INITIAL_VARIANCE 0.00015 /* variance of initial condition */
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#define INITIAL_WAVELENGTH 0.0075 /* wavelength of initial condition */
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/* Plot type, see list in global_pdes.c */
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// #define ZPLOT 103 /* wave height */
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// #define CPLOT 103 /* color scheme */
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#define ZPLOT 104 /* wave height */
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#define CPLOT 104 /* color scheme */
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#define ZPLOT 103 /* wave height */
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#define CPLOT 103 /* color scheme */
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// #define ZPLOT 104 /* wave height */
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// #define CPLOT 104 /* color scheme */
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#define ZPLOT_B 108
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#define CPLOT_B 108 /* plot type for second movie */
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#define CHANGE_LUMINOSITY 1 /* set to 1 to let luminosity depend on energy flux intensity */
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#define FLUX_WINDOW 30 /* size of averaging window of flux intensity */
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#define AMPLITUDE_HIGH_RES 1 /* set to 1 to increase resolution of plot */
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@@ -230,7 +222,7 @@
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#define FADE_IN_OBSTACLE 1 /* set to 1 to fade color inside obstacles */
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#define DRAW_OUTSIDE_GRAY 0 /* experimental, draw outside of billiard in gray */
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#define PLOT_SCALE_ENERGY 0.01 /* vertical scaling in energy plot */
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#define PLOT_SCALE_ENERGY 0.1 /* vertical scaling in energy plot */
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#define PLOT_SCALE_LOG_ENERGY 0.2 /* vertical scaling in log energy plot */
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/* 3D representation */
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@@ -241,26 +233,26 @@
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#define REP_PROJ_3D 1 /* projection on plane orthogonal to observer line of sight */
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#define ROTATE_VIEW 1 /* set to 1 to rotate position of observer */
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#define ROTATE_ANGLE 540.0 /* total angle of rotation during simulation */
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#define ROTATE_ANGLE 360.0 /* total angle of rotation during simulation */
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// #define ROTATE_ANGLE 45.0 /* total angle of rotation during simulation */
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/* Color schemes */
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#define COLOR_PALETTE 11 /* Color palette, see list in global_pdes.c */
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#define COLOR_PALETTE_B 13 /* Color palette, see list in global_pdes.c */
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#define COLOR_PALETTE_B 14 /* Color palette, see list in global_pdes.c */
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#define BLACK 1 /* background */
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#define COLOR_SCHEME 3 /* choice of color scheme, see list in global_pdes.c */
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#define SCALE 0 /* set to 1 to adjust color scheme to variance of field */
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#define SLOPE 0.5 /* sensitivity of color on wave amplitude */
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#define VSCALE_AMPLITUDE 1.0 /* additional scaling factor for color scheme P_3D_AMPLITUDE */
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#define VSCALE_ENERGY 30.0 /* additional scaling factor for color scheme P_3D_ENERGY */
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#define SLOPE 1.0 /* sensitivity of color on wave amplitude */
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#define VSCALE_AMPLITUDE 3.0 /* additional scaling factor for color scheme P_3D_AMPLITUDE */
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#define VSCALE_ENERGY 25.0 /* additional scaling factor for color scheme P_3D_ENERGY */
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#define PHASE_FACTOR 20.0 /* factor in computation of phase in color scheme P_3D_PHASE */
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#define PHASE_SHIFT 0.0 /* shift of phase in color scheme P_3D_PHASE */
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#define ATTENUATION 0.0 /* exponential attenuation coefficient of contrast with time */
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#define E_SCALE 100.0 /* scaling factor for energy representation */
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#define E_SCALE 240.0 /* scaling factor for energy representation */
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#define LOG_SCALE 0.75 /* scaling factor for energy log representation */
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#define LOG_SHIFT 0.5 /* shift of colors on log scale */
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#define LOG_ENERGY_FLOOR -10.0 /* floor value for log of (total) energy */
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@@ -281,18 +273,19 @@
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#define MAZE_MAX_NGBH 5 /* max number of neighbours of maze cell */
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#define RAND_SHIFT 5 /* seed of random number generator */
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#define MAZE_XSHIFT 0.0 /* horizontal shift of maze */
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#define MAZE_WIDTH 0.02 /* half width of maze walls */
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#define DRAW_COLOR_SCHEME 1 /* set to 1 to plot the color scheme */
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#define COLORBAR_RANGE 6.0 /* scale of color scheme bar */
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#define COLORBAR_RANGE_B 6.0 /* scale of color scheme bar for 2nd part */
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#define COLORBAR_RANGE 2.5 /* scale of color scheme bar */
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#define COLORBAR_RANGE_B 5.0 /* scale of color scheme bar for 2nd part */
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#define ROTATE_COLOR_SCHEME 0 /* set to 1 to draw color scheme horizontally */
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#define SAVE_TIME_SERIES 0 /* set to 1 to save wave time series at a point */
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/* for compatibility with sub_wave and sub_maze */
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#define ADD_POTENTIAL 0
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#define ADD_POTENTIAL 0 /* set to 1 to add potential to z coordinate */
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// #define POT_MAZE 7
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#define POTENTIAL 0
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#define POTENTIAL 10
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#define POT_FACT 30.0
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/* end of constants only used by sub_wave and sub_maze */
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@@ -306,11 +299,11 @@ double u_3d[2] = {0.75, -0.45}; /* projections of basis vectors for REP_AXO_
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double v_3d[2] = {-0.75, -0.45};
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double w_3d[2] = {0.0, 0.015};
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double light[3] = {0.816496581, -0.40824829, 0.40824829}; /* vector of "light" direction for P_3D_ANGLE color scheme */
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double observer[3] = {8.0, 8.0, 12.0}; /* location of observer for REP_PROJ_3D representation */
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double observer[3] = {8.0, 8.0, 7.0}; /* location of observer for REP_PROJ_3D representation */
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int reset_view = 0; /* switch to reset 3D view parameters (for option ROTATE_VIEW) */
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#define Z_SCALING_FACTOR 0.25 /* overall scaling factor of z axis for REP_PROJ_3D representation */
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#define XY_SCALING_FACTOR 2.0 /* overall scaling factor for on-screen (x,y) coordinates after projection */
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#define Z_SCALING_FACTOR 0.15 /* overall scaling factor of z axis for REP_PROJ_3D representation */
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#define XY_SCALING_FACTOR 1.8 /* overall scaling factor for on-screen (x,y) coordinates after projection */
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#define ZMAX_FACTOR 1.0 /* max value of z coordinate for REP_PROJ_3D representation */
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#define XSHIFT_3D -0.1 /* overall x shift for REP_PROJ_3D representation */
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#define YSHIFT_3D 0.1 /* overall y shift for REP_PROJ_3D representation */
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@@ -952,11 +945,11 @@ void viewpoint_schedule(int i)
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void animation()
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{
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double time, scale, ratio, startleft[2], startright[2], sign = 1.0, r2, xy[2], fade_value, yshift, speed = 0.0, a, b, c, angle, lambda1;
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double time, scale, ratio, startleft[2], startright[2], sign = 1.0, r2, xy[2], fade_value, yshift, speed = 0.0, a, b, c, angle, lambda1, y, x1, sign1;
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double *phi, *psi, *tmp, *color_scale, *tc, *tcc, *tgamma;
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// double *total_energy;
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short int *xy_in;
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int i, j, s, sample_left[2], sample_right[2], period = 0, fade;
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int i, j, s, sample_left[2], sample_right[2], period = 0, fade, source_counter = 0, k, p, q;
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static int counter = 0;
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long int wave_value;
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t_wave *wave;
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@@ -1065,11 +1058,11 @@ void animation()
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// init_circular_wave_mod(LAMBDA*cos(APOLY*PID), LAMBDA*sin(APOLY*PID), phi, psi, xy_in);
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lambda1 = LAMBDA;
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angle = DPI/(double)NPOLY;
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init_circular_wave_mod(lambda1*cos(0.5*angle), lambda1*sin(0.5*angle), phi, psi, xy_in);
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for (j=1; j<NPOLY; j++)
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add_circular_wave_mod(1.0, lambda1*cos(((double)j+0.5)*angle), lambda1*sin(((double)j+0.5)*angle), phi, psi, xy_in);
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// init_circular_wave_mod(lambda1*cos(0.5*angle), lambda1*sin(0.5*angle), phi, psi, xy_in);
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// for (j=1; j<NPOLY; j++)
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// add_circular_wave_mod(1.0, lambda1*cos(((double)j+0.5)*angle), lambda1*sin(((double)j+0.5)*angle), phi, psi, xy_in);
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// init_wave_flat_mod(phi, psi, xy_in);
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init_wave_flat_mod(phi, psi, xy_in);
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// add_circular_wave_mod(1.0, 1.0, 0.0, phi, psi, xy_in);
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// printf("Wave initialized\n");
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@@ -1078,6 +1071,14 @@ void animation()
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/* initialize table of wave speeds/dissipation */
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init_speed_dissipation(xy_in, tc, tcc, tgamma);
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/* initialze potential to add to z coordinate */
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if (ADD_POTENTIAL)
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{
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if (POTENTIAL == POT_IOR)
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for (i=0; i<NX*NY; i++)
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wave[i].potential = &tcc[i];
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}
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init_zfield(phi, psi, xy_in, ZPLOT, wave, 0);
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init_cfield(phi, psi, xy_in, CPLOT, wave, 0);
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@@ -1145,20 +1146,36 @@ void animation()
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// if ((ADD_OSCILLATING_SOURCE)&&(i%OSCILLATING_SOURCE_PERIOD == OSCILLATING_SOURCE_PERIOD - 1))
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if ((ADD_OSCILLATING_SOURCE)&&(i%OSCILLATING_SOURCE_PERIOD == 1))
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{
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// add_circular_wave_mod(1.0, -1.0, 0.0, phi, psi, xy_in);
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// add_circular_wave(1.0, -1.5*LAMBDA, 0.0, phi, psi, xy_in);
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// add_circular_wave(-1.0, 0.6*cos((double)(period)*DPI/3.0), 0.6*sin((double)(period)*DPI/3.0), phi, psi, xy_in);
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// yshift = (double)period*a + (double)(period*period)*b;
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if (ALTERNATE_OSCILLATING_SOURCE) sign = -sign;
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for (j=0; j<NPOLY; j++)
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add_circular_wave_mod(sign, lambda1*cos(((double)j+0.5)*angle), lambda1*sin(((double)j+0.5)*angle), phi, psi, xy_in);
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// speed = (a + 2.0*(double)(period)*b)/((double)(NVID));
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// speed = 0.55*(a + 2.0*(double)(period)*b)/((double)(NVID*OSCILLATING_SOURCE_PERIOD));
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// speed = (a + 2.0*(double)(period)*b)/((double)(3*NVID*OSCILLATING_SOURCE_PERIOD));
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// printf("v = %.3lg, c = %.3lg\n", speed, c);
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// speed = speed/c;
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// sign = -sign;
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// period++;
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add_circular_wave_mod(sign, 0.0, 0.0, phi, psi, xy_in);
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// for (j=0; j<NPOLY; j++)
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// add_circular_wave_mod(sign, lambda1*cos(((double)j+0.5)*angle), lambda1*sin(((double)j+0.5)*angle), phi, psi, xy_in);
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// p = phased_array_schedule(i);
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// p = 2;
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// y = -1.0;
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// sign1 = sign;
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// printf("p = %i\n", p);
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// for (k=-8; k<9; k++)
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// {
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// x1 = 0.05*((double)source_counter/(double)p + (double)k);
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// if ((x1 > 0.083333333*XMIN)&&(x1 < 0.083333333*XMAX))
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// {
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// add_circular_wave_mod(sign1, x1, y, phi, psi, xy_in);
|
||||
// printf("Adding wave at (%.2lg, %.2lg)\n", x1, y);
|
||||
// }
|
||||
// sign1 = -sign1;
|
||||
// }
|
||||
// source_counter++;
|
||||
// if (p > 0) q = p;
|
||||
// else q = -p;
|
||||
// if (source_counter >= q)
|
||||
// {
|
||||
// source_counter = 0;
|
||||
// sign = -sign;
|
||||
// }
|
||||
|
||||
}
|
||||
if (PRINT_SPEED) print_speed_3d(speed, 0, 1.0);
|
||||
|
||||
|
||||
Reference in New Issue
Block a user