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newg_juggle returns bool indicating whether anything changed

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This commit is contained in:
ehouse 2006-06-29 03:38:25 +00:00
parent 5fb3705535
commit 9a52d82e0d
2 changed files with 10 additions and 5 deletions
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9
xwords4/common/nwgamest.c
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@ -225,9 +225,10 @@ deepCopy( NGValue value, const void* closure )
} }
} }
void XP_Bool
newg_juggle( NewGameCtx* ngc ) newg_juggle( NewGameCtx* ngc )
{ {
XP_Bool changed = XP_FALSE;
XP_U16 nPlayers = ngc->nPlayers; XP_U16 nPlayers = ngc->nPlayers;
if ( nPlayers > 1 ) { if ( nPlayers > 1 ) {
@ -238,7 +239,8 @@ newg_juggle( NewGameCtx* ngc )
/* Get a randomly juggled array of numbers 0..nPlayers-1. Then the /* Get a randomly juggled array of numbers 0..nPlayers-1. Then the
number at pos[n] inicates where the entry currently at n should number at pos[n] inicates where the entry currently at n should
be. */ be. */
if ( randIntArray( pos, nPlayers ) ) { changed = randIntArray( pos, nPlayers );
if ( changed ) {
/* Deep-copy off to tmp storage. But skip lines that won't be moved /* Deep-copy off to tmp storage. But skip lines that won't be moved
in the juggle. */ in the juggle. */
@ -261,10 +263,9 @@ newg_juggle( NewGameCtx* ngc )
} }
} }
} }
} else {
XP_LOGF( "%s: no juggle this time", __FUNCTION__ );
} }
} }
return changed;
} /* newg_juggle */ } /* newg_juggle */
static void static void

6
xwords4/common/nwgamest.h
View file

@ -110,7 +110,11 @@ void newg_colChanged( NewGameCtx* ngc, XP_U16 player, NewGameColumn col,
void newg_attrChanged( NewGameCtx* ngc, NewGameAttr attr, void newg_attrChanged( NewGameCtx* ngc, NewGameAttr attr,
NGValue value ); NGValue value );
void newg_juggle( NewGameCtx* ngc ); /** newg_juggle: Return XP_TRUE if a juggle happened, XP_FALSE if randomness
* dictated that all players stay put. Platforms can call repeatedly until
* true if they want to force change.
*/
XP_Bool newg_juggle( NewGameCtx* ngc );
EXTERN_C_END EXTERN_C_END