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added wrappers around math functions

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aap
2019-07-10 17:18:26 +02:00
parent 80e0409d6a
commit 4a36d64f15
31 changed files with 204 additions and 191 deletions
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24
src/core/General.h
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@@ -6,32 +6,32 @@ public:
static float GetATanOfXY(float x, float y){
if(x == 0.0f && y == 0.0f)
return 0.0f;
float xabs = fabs(x);
float yabs = fabs(y);
float xabs = Abs(x);
float yabs = Abs(y);
if(xabs < yabs){
if(y > 0.0f){
if(x > 0.0f)
return 0.5f*PI - atan2(x / y, 1.0f);
return 0.5f*PI - Atan2(x / y, 1.0f);
else
return 0.5f*PI + atan2(-x / y, 1.0f);
return 0.5f*PI + Atan2(-x / y, 1.0f);
}else{
if(x > 0.0f)
return 1.5f*PI + atan2(x / -y, 1.0f);
return 1.5f*PI + Atan2(x / -y, 1.0f);
else
return 1.5f*PI - atan2(-x / -y, 1.0f);
return 1.5f*PI - Atan2(-x / -y, 1.0f);
}
}else{
if(y > 0.0f){
if(x > 0.0f)
return atan2(y / x, 1.0f);
return Atan2(y / x, 1.0f);
else
return PI - atan2(y / -x, 1.0f);
return PI - Atan2(y / -x, 1.0f);
}else{
if(x > 0.0f)
return 2.0f*PI - atan2(-y / x, 1.0f);
return 2.0f*PI - Atan2(-y / x, 1.0f);
else
return PI + atan2(-y / -x, 1.0f);
return PI + Atan2(-y / -x, 1.0f);
}
}
}
@@ -68,12 +68,12 @@ public:
if (x > 0.0f) {
if (y > 0.0f)
return PI - atan2(x / y, 1.0f);
return PI - Atan2(x / y, 1.0f);
else
return -atan2(x / y, 1.0f);
} else {
if (y > 0.0f)
return -(PI + atan2(x / y, 1.0f));
return -(PI + Atan2(x / y, 1.0f));
else
return -atan2(x / y, 1.0f);
}