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(svn r12541) -Codechange: Declare Slope enum as bit set, and remove some (then) unneeded casts.

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frosch
2008-04-02 14:13:15 +00:00
parent 5e5e074a5d
commit fa68e5f770
4 changed files with 13 additions and 12 deletions
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6
src/slope_func.h
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@@ -54,7 +54,7 @@ static inline bool IsHalftileSlope(Slope s)
*/
static inline Slope RemoveHalftileSlope(Slope s)
{
return (Slope)(s & ~SLOPE_HALFTILE_MASK);
return s & ~SLOPE_HALFTILE_MASK;
}
/**
@@ -71,7 +71,7 @@ static inline Slope RemoveHalftileSlope(Slope s)
static inline Slope ComplementSlope(Slope s)
{
assert(!IsSteepSlope(s) && !IsHalftileSlope(s));
return (Slope)(0xF ^ s);
return s ^ SLOPE_ELEVATED;
}
/**
@@ -200,7 +200,7 @@ static inline Slope SlopeWithThreeCornersRaised(Corner corner)
*/
static inline Slope SteepSlope(Corner corner)
{
return (Slope)(SLOPE_STEEP | SlopeWithThreeCornersRaised(OppositeCorner(corner)));
return SLOPE_STEEP | SlopeWithThreeCornersRaised(OppositeCorner(corner));
}
/**