/*
-----------------------------------------------------------------------------
Function:
Parameters:
Returns: returns true if move ok
Notes:
-----------------------------------------------------------------------------
*/
PRIVATE _boolean PL_TryMove( player_t *self, LevelData_t *lvl )
{
int xl, yl, xh, yh, x, y;
int d, n;
xl = POS2TILE( Player.position.origin[ 0 ] - PLAYERSIZE );
yl = POS2TILE( Player.position.origin[ 1 ] - PLAYERSIZE );
xh = POS2TILE( Player.position.origin[ 0 ] + PLAYERSIZE );
yh = POS2TILE( Player.position.origin[ 1 ] + PLAYERSIZE );
// Cheching for solid walls:
for( y = yl ; y <= yh ; ++y )
for( x = xl ; x <= xh ; ++x )
{
if( lvl->tilemap[ x ][ y ] & SOLID_TILE )
return 0;
if( lvl->tilemap[ x ][ y ] & DOOR_TILE &&
Door_Opened( &lvl->Doors, x, y) != DOOR_FULLOPEN ) {
// iphone hack to allow player to move halfway into door tiles
// if the player bounds doesn't cross the middle of the tile, let the move continue
if ( abs( Player.position.origin[0] - TILE2POS( x ) ) <= 0x9000
&& abs( Player.position.origin[1] - TILE2POS( y ) ) <= 0x9000 ) {
return 0;
}
}
}
// check for actors
for( n = 0 ; n < NumGuards ; ++n )
{
if( Guards[ n ].state >= st_die1 )
continue;
d = self->position.origin[ 0 ] - Guards[ n ].x;
if( d < -MINACTORDIST || d > MINACTORDIST )
continue;
d = self->position.origin[ 1 ] - Guards[ n ].y;
if( d < -MINACTORDIST || d > MINACTORDIST)
continue;
return false;
}
return true;
}
/**
* \brief Called when a player pressed the USE button
* \param[in] self Player
* \param[in] lvl Level data structure
* \return true if move is successful, otherwise false.
*/
PUBLIC _boolean PL_TryMove( player_t *self, LevelData_t *lvl )
{
int xl, yl, xh, yh, x, y;
int d, n;
xl = POS2TILE( Player.position.origin[ 0 ] - PLAYERSIZE );
yl = POS2TILE( Player.position.origin[ 1 ] - PLAYERSIZE );
xh = POS2TILE( Player.position.origin[ 0 ] + PLAYERSIZE );
yh = POS2TILE( Player.position.origin[ 1 ] + PLAYERSIZE );
// Cheching for solid walls:
for( y = yl ; y <= yh ; ++y )
for( x = xl ; x <= xh ; ++x )
{
if( lvl->tilemap[ x ][ y ] & SOLID_TILE )
return false;
if( lvl->tilemap[ x ][ y ] & DOOR_TILE &&
Door_Opened( &lvl->Doors, x, y) != DOOR_FULLOPEN )
return false;
}
// check for actors
for( n = 0 ; n < NumGuards ; ++n )
{
if( Guards[ n ].state >= st_die1 )
continue;
d = self->position.origin[ 0 ] - Guards[ n ].x;
if( d < -MINACTORDIST || d > MINACTORDIST )
continue;
d = self->position.origin[ 1 ] - Guards[ n ].y;
if( d < -MINACTORDIST || d > MINACTORDIST)
continue;
return false;
}
return true;
}
