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 Robotics / RCX / legOS / *2555 (-5)
  Re: More problems with floats
 
(...) Eric, did you ever resolve this? If not, I could try to reproduce this... but I'd need two things: 1) the type of the return value of getVarVal 2) the type of the bool typedef Also, if you could run your cross compiler with the -v flag, that (...) (23 years ago, 13-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Converting a float to an integer
 
It looks like xdist and ydist are integers. You divide an integer by an integer, the answer is an integer. For example, if xdist=5 and ydist=10, you have 5/10, the answer is 0 (with a remainder of 5). So, if you do the multiply first, you will be (...) (23 years ago, 13-May-02, to lugnet.robotics.rcx.legos)
 
  RE: Converting a float to an integer
 
I have built a plotter and want to draw a diagonal line of varying angles. It requires one motor to run slower then the other at a ratio based on the distance it has to travel compared to the other one. So I do something like this xspeed = (int) (...) (23 years ago, 9-May-02, to lugnet.robotics.rcx.legos)
 
  Re: egcs compiler - float problems?
 
(...) I have not tried to compile this, but one thing that looks suspicious is that you are using doubles. Doubles are not supported. The compiler I have (some old version of GCC) treats doubles and floats as the same type. The compiler you're using (...) (23 years ago, 10-May-02, to lugnet.robotics.rcx.legos)
 
  egcs compiler - float problems?
 
Can someone using the egcs compiler suite test the following code? It seems it doesn't compile under egcs. int main(int argc, char *argv[]) { double foo = 1.0; return foo > 0.1 ? 0 : 1; } Compiles fine under gcc 3.0.3. Regards, Michael (23 years ago, 10-May-02, to lugnet.robotics.rcx.legos)


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