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Location: cpp/openttd-patchpack/source/slope.h - annotation
r4962:2ff3f433591e
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(svn r6961) -Codechange: Remove relic from r212 WWT_NODISTXTBTN which was originally used to not
to allow clicking if a button was disabled. This has been superseded in r212 with
general code that doesn't allow any click events for disabled buttons.
to allow clicking if a button was disabled. This has been superseded in r212 with
general code that doesn't allow any click events for disabled buttons.
r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r3636:a8e0c73aca96 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r4344:bff007ae1fd1 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r3636:a8e0c73aca96 r4666:2a2c50111c72 | /* $Id$ */
#ifndef SLOPE_H
#define SLOPE_H
typedef enum Slope {
SLOPE_FLAT = 0x00,
SLOPE_W = 0x01,
SLOPE_S = 0x02,
SLOPE_E = 0x04,
SLOPE_N = 0x08,
SLOPE_STEEP = 0x10,
SLOPE_NW = SLOPE_N | SLOPE_W,
SLOPE_SW = SLOPE_S | SLOPE_W,
SLOPE_SE = SLOPE_S | SLOPE_E,
SLOPE_NE = SLOPE_N | SLOPE_E,
SLOPE_EW = SLOPE_E | SLOPE_W,
SLOPE_NS = SLOPE_N | SLOPE_S,
SLOPE_ELEVATED = SLOPE_N | SLOPE_E | SLOPE_S | SLOPE_W,
SLOPE_NWS = SLOPE_N | SLOPE_W | SLOPE_S,
SLOPE_WSE = SLOPE_W | SLOPE_S | SLOPE_E,
SLOPE_SEN = SLOPE_S | SLOPE_E | SLOPE_N,
SLOPE_ENW = SLOPE_E | SLOPE_N | SLOPE_W,
SLOPE_STEEP_W = SLOPE_STEEP | SLOPE_NWS,
SLOPE_STEEP_S = SLOPE_STEEP | SLOPE_WSE,
SLOPE_STEEP_E = SLOPE_STEEP | SLOPE_SEN,
SLOPE_STEEP_N = SLOPE_STEEP | SLOPE_ENW
} Slope;
static inline bool IsSteepSlope(Slope s)
{
return (s & SLOPE_STEEP) != 0;
}
static inline Slope ComplementSlope(Slope s)
{
assert(!IsSteepSlope(s));
return (Slope)(0xF ^ s);
}
#endif /* SLOPE_H */
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