get rid of hwpow. ~so long and thanks for all the wtfish~
authorsheepluva
Thu, 06 Feb 2014 21:07:50 +0100
changeset 10114 68a72af636c3
parent 10112 275ad81e4718
child 10115 794af9339726
get rid of hwpow. ~so long and thanks for all the wtfish~
hedgewars/uFloat.pas
--- a/hedgewars/uFloat.pas	Thu Feb 06 20:18:10 2014 +0100
+++ b/hedgewars/uFloat.pas	Thu Feb 06 21:07:50 2014 +0100
@@ -84,7 +84,6 @@
 function hwRound(const t: hwFloat): LongInt; inline; // Does NOT really round but returns the integer representation of the hwFloat without fractional digits. (-_0_9 -> -0, _1_5 -> _1)
 function hwAbs(const t: hwFloat): hwFloat; inline; // Returns the value of t with positive sign.
 function hwSqr(const t: hwFloat): hwFloat; inline; // Returns the square value of parameter t.
-function hwPow(const t: hwFloat; p: LongWord): hwFloat; inline; // Returns the power of the value
 function hwSqrt1(const t: hwFloat): hwFloat; inline; // Returns the the positive square root of parameter t.
 function hwSqrt(const x: hwFloat): hwFloat; inline; // Returns the the positive square root of parameter t.
 function Distance(const dx, dy: hwFloat): hwFloat; // Returns the distance between two points in 2-dimensional space, of which the parameters are the horizontal and vertical distance.
@@ -369,18 +368,6 @@
     hwSqr.QWordValue:= ((QWord(t.Round) * t.Round) shl 32) + QWord(t.Round) * t.Frac * 2 + ((QWord(t.Frac) * t.Frac) shr 32);
 end;
 
-function hwPow(const t: hwFloat;p: LongWord): hwFloat;
-begin
-    hwPow:= t;
-    if p mod 2 = 0 then hwPow.isNegative:= false;
-
-    while p > 0 do
-        begin
-        hwPow.QWordValue:= QWord(hwPow.Round) * t.Frac + QWord(hwPow.Frac) * t.Round + ((QWord(hwPow.Frac) * t.Frac) shr 32);
-        dec(p)
-        end
-end;
-
 function hwSqrt1(const t: hwFloat): hwFloat;
 const pwr = 8; // even value, feel free to adjust
       rThreshold = 1 shl (pwr + 32);