# smth wrong with my udf for pin.

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 April 19, 2010, 16:26 smth wrong with my udf for pin. #1 New Member   Faraj Join Date: Feb 2010 Posts: 22 Rep Power: 9 Sponsored Links This code works, which shows motion of my pin. #include "udf.h" #include #include DEFINE_CG_MOTION(plate, dt, vel, omega, time, dtime) { vel[0] = 0.0; vel[1] = -0.0149*728.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } Nevertheless this code with if, do not work, I don't understand why, please help me guys ================================================== == #include "udf.h" #include #include DEFINE_CG_MOTION(plate, dt, vel, omega, time, dtime) { if (time==0.0) { vel[0] = 0.0; vel[1] = -0.0149*728.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } else if(time==0.002) { vel[0] = 0.0; vel[1] = -0.0149*628.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } else if(time==0.003) { vel[0] = 0.0; vel[1] = -0.0149*528.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } else if(time==0.005) { vel[0] = 0.0; vel[1] = -0.0149*728.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } else if(time==0.007) { vel[0] = 0.0; vel[1] = -0.0149*628.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } else if(time==0.008) { vel[0] = 0.0; vel[1] = -0.0149*728.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } else if(time==0.01) { vel[0] = 0.0; vel[1] = -0.0149*728.31853*sin(628.31853*time); vel[2] = 0.0; omega[0] = 0.0; omega[1] = 0.0; omega[2] = 0.0; } }

 April 19, 2010, 16:40 #2 Senior Member   Join Date: Nov 2009 Posts: 411 Rep Power: 12 What do you mean by it does not work ? You can't compile the code or the results is wrong ? Do

April 19, 2010, 19:51
#3
New Member

Faraj
Join Date: Feb 2010
Posts: 22
Rep Power: 9
Quote:
 Originally Posted by DoHander What do you mean by it does not work ? You can't compile the code or the results is wrong ? Do

but the first one works, and the pin moves, but the second one do not work ==>> pin do not move. Please help me guys.

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