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Replaced sqrt() with SDL_sqrt() in test program.

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Philipp Wiesemann
2014-12-12 21:02:46 +01:00
parent 701c97074f
commit 269c2476b6
1 changed files with 1 additions and 1 deletions
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2
test/testgesture.c
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@@ -103,7 +103,7 @@ void drawCircle(SDL_Surface* screen,float x,float y,float r,unsigned int c)
float tx,ty;
float xr;
for(ty = (float)-SDL_fabs(r);ty <= (float)SDL_fabs((int)r);ty++) {
xr = (float)sqrt(r*r - ty*ty);
xr = (float)SDL_sqrt(r*r - ty*ty);
if(r > 0) { /* r > 0 ==> filled circle */
for(tx=-xr+.5f;tx<=xr-.5;tx++) {
setpix(screen,x+tx,y+ty,c);