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- restored the old underwater sinking code for players.

Browse source 
SVN r3684 (trunk)
This commit is contained in:
Christoph Oelckers 2012-06-09 18:54:53 +00:00
parent ba9f29531e
commit e094e1b515
1 changed files with 45 additions and 25 deletions
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70
src/p_mobj.cpp
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@ -2199,39 +2199,59 @@ void P_ZMovement (AActor *mo, fixed_t oldfloorz)
mo->velz -= grav;
}
}
if (mo->waterlevel > 1 || (mo->waterlevel == 1 && mo->player == NULL))
if (mo->player == NULL)
{
fixed_t sinkspeed;
if ((mo->flags & MF_SPECIAL) && !(mo->flags3 & MF3_ISMONSTER))
{ // Pickup items don't sink if placed and drop slowly if dropped
sinkspeed = (mo->flags & MF_DROPPED) ? -WATER_SINK_SPEED / 8 : 0;
}
else
if (mo->waterlevel >= 1)
{
sinkspeed = -WATER_SINK_SPEED;
fixed_t sinkspeed;
// If it's not a player, scale sinkspeed by its mass, with
// 100 being equivalent to a player.
if (mo->player == NULL)
if ((mo->flags & MF_SPECIAL) && !(mo->flags3 & MF3_ISMONSTER))
{ // Pickup items don't sink if placed and drop slowly if dropped
sinkspeed = (mo->flags & MF_DROPPED) ? -WATER_SINK_SPEED / 8 : 0;
}
else
{
sinkspeed = Scale(sinkspeed, clamp(mo->Mass, 1, 4000), 100);
sinkspeed = -WATER_SINK_SPEED;
// If it's not a player, scale sinkspeed by its mass, with
// 100 being equivalent to a player.
if (mo->player == NULL)
{
sinkspeed = Scale(sinkspeed, clamp(mo->Mass, 1, 4000), 100);
}
}
if (mo->velz < sinkspeed)
{ // Dropping too fast, so slow down toward sinkspeed.
mo->velz -= MAX(sinkspeed*2, -FRACUNIT*8);
if (mo->velz > sinkspeed)
{
mo->velz = sinkspeed;
}
}
else if (mo->velz > sinkspeed)
{ // Dropping too slow/going up, so trend toward sinkspeed.
mo->velz = startvelz + MAX(sinkspeed/3, -FRACUNIT*8);
if (mo->velz < sinkspeed)
{
mo->velz = sinkspeed;
}
}
}
if (mo->velz < sinkspeed)
{ // Dropping too fast, so slow down toward sinkspeed.
mo->velz -= MAX(sinkspeed*2, -FRACUNIT*8);
if (mo->velz > sinkspeed)
{
mo->velz = sinkspeed;
}
}
else if (mo->velz > sinkspeed)
{ // Dropping too slow/going up, so trend toward sinkspeed.
mo->velz = startvelz + MAX(sinkspeed/3, -FRACUNIT*8);
}
else
{
if (mo->waterlevel > 1)
{
fixed_t sinkspeed = -WATER_SINK_SPEED;
if (mo->velz < sinkspeed)
{
mo->velz = sinkspeed;
mo->velz = (startvelz < sinkspeed) ? startvelz : sinkspeed;
}
else
{
mo->velz = startvelz + ((mo->velz - startvelz) >>
(mo->waterlevel == 1 ? WATER_SINK_SMALL_FACTOR : WATER_SINK_FACTOR));
}
}
}