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add model_recentPassCountOk

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This commit is contained in:
ehouse 2005-03-15 03:31:52 +00:00
parent 912f53178b
commit 26cd5c2d88
2 changed files with 42 additions and 0 deletions
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39
xwords4/common/model.c
View file

@ -34,6 +34,8 @@ extern "C" {
#define mEND 0x6d454e44
#define MAX_PASSES 2 /* how many times can all players pass? */
/****************************** prototypes ******************************/
typedef void (*MovePrintFuncPre)(ModelCtxt*, XP_U16, StackEntry*, void*);
typedef void (*MovePrintFuncPost)(ModelCtxt*, XP_U16, StackEntry*, XP_S16,
@ -64,6 +66,7 @@ static void buildModelFromStack( ModelCtxt* model, StackCtxt* stack,
static void setPendingCounts( ModelCtxt* model, XP_S16 turn );
static void loadPlayerCtxt( XWStreamCtxt* stream, PlayerCtxt* pc );
static void writePlayerCtxt( XWStreamCtxt* stream, PlayerCtxt* pc );
static XP_U16 model_getRecentPassCount( ModelCtxt* model );
/*****************************************************************************
@ -1620,6 +1623,42 @@ scoreLastMove( ModelCtxt* model, MoveInfo* moveInfo, XP_U16 howMany,
}
} /* scoreLastMove */
static XP_U16
model_getRecentPassCount( ModelCtxt* model )
{
StackCtxt* stack = model->vol.stack;
XP_U16 nPasses = 0;
XP_S16 nEntries, which;
StackEntry entry;
XP_ASSERT( !!stack );
nEntries = stack_getNEntries( stack );
for ( which = nEntries - 1; which >= 0; --which ) {
if ( stack_getNthEntry( stack, which, &entry ) ) {
if ( entry.moveType == MOVE_TYPE
&& entry.u.move.moveInfo.nTiles == 0 ) {
++nPasses;
} else {
break;
}
} else {
break;
}
}
XP_LOGF( "model_getRecentPassCount=>%d", nPasses );
return nPasses;
} /* model_getRecentPassCount */
XP_Bool
model_recentPassCountOk( ModelCtxt* model )
{
XP_U16 count = model_getRecentPassCount( model );
XP_U16 okCount = model->nPlayers * MAX_PASSES;
XP_ASSERT( count <= okCount ); /* should never be more than 1 over */
return count < okCount;
}
XP_Bool
model_getPlayersLastScore( ModelCtxt* model, XP_S16 player,
XP_UCHAR* expl, XP_U16* explLen )

3
xwords4/common/model.h
View file

@ -215,6 +215,9 @@ XP_S16 model_getPlayerScore( ModelCtxt* model, XP_S16 player );
XP_Bool model_getPlayersLastScore( ModelCtxt* model, XP_S16 player,
XP_UCHAR* expl, XP_U16* explLen );
/* Have there been too many passes (so game should end)? */
XP_Bool model_recentPassCountOk( ModelCtxt* model );
XP_Bool model_checkMoveLegal( ModelCtxt* model, XP_S16 player,
XWStreamCtxt* stream,
WordNotifierInfo* notifyInfo );