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(svn r2650) Convert many explicit shifts+ands to extract bits to invocations of GB - should be a bit nicer to read

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tron
2005-07-20 15:29:28 +00:00
parent f432314fa9
commit ac66e3e28f
23 changed files with 130 additions and 128 deletions
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8
station_cmd.c
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@@ -933,8 +933,8 @@ static void GetStationLayout(byte *layout, int numtracks, int plat_len, StationS
* @param x,y starting position of station dragging/placement
* @param p1 various bitstuffed elements
* - p1 = (bit 0) - orientation (p1 & 1)
* - p1 = (bit 8-15) - number of tracks (p1 >> 8) & 0xFF)
* - p1 = (bit 16-23) - platform length (p1 >> 16) & 0xFF)
* - p1 = (bit 8-15) - number of tracks
* - p1 = (bit 16-23) - platform length
* @param p2 various bitstuffed elements
* - p2 = (bit 0- 3) - railtype (p2 & 0xF)
* - p2 = (bit 4) - set for custom station (p2 & 0x10)
@@ -961,8 +961,8 @@ int32 CmdBuildRailroadStation(int x, int y, uint32 flags, uint32 p1, uint32 p2)
/* unpack parameters */
direction = p1 & 1;
numtracks = (p1 >> 8) & 0xFF;
plat_len = (p1 >> 16) & 0xFF;
numtracks = GB(p1, 8, 8);
plat_len = GB(p1, 16, 8);
/* w = length, h = num_tracks */
if (direction) {
h_org = plat_len;