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(svn r8276) -Fix

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Change the signature of Swap() to be less error prone, i.e. pass the variables to be swapped by reference instead of passing pointers to the variables.
Just do Swap(x, y) instead of Swap(&x, &y). This prevents accidents when the variables are pointers.
This commit is contained in:
tron
2007-01-19 11:47:48 +00:00
parent 7af3094bc3
commit b2def96248
6 changed files with 25 additions and 33 deletions
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4
src/viewport.cpp
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@@ -2065,7 +2065,7 @@ static int CalcHeightdiff(HighLightStyle style, uint distance, TileIndex start_t
uint h0, h1, ht; // start heigth, end height, and temp variable
if (start_tile == end_tile) return 0;
if (swap) SwapT(&start_tile, &end_tile);
if (swap) Swap(start_tile, end_tile);
switch (style & HT_DRAG_MASK) {
case HT_RECT: {
@@ -2125,7 +2125,7 @@ static int CalcHeightdiff(HighLightStyle style, uint distance, TileIndex start_t
} break;
}
if (swap) SwapT(&h0, &h1);
if (swap) Swap(h0, h1);
/* Minimap shows height in intervals of 50 meters, let's do the same */
return (int)(h1 - h0) * 50;
}