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[11754] Implement jump (parabolic movement) effect

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Also correct destination calculation in Unit::KnockBackFrom - now spline knockback effect works similar to client's effect (same amplitude, speed etc)
This commit is contained in:
SilverIce 2011-07-26 13:56:06 +03:00
parent 28759f9ed4
commit a7610f79c7
12 changed files with 58 additions and 25 deletions
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17
src/game/Unit.cpp
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@ -10496,10 +10496,9 @@ void Unit::KnockBackFrom(Unit* target, float horizontalSpeed, float verticalSpee
float vsin = sin(angle);
float vcos = cos(angle);
// Effect properly implemented only for players
if(GetTypeId()==TYPEID_PLAYER)
if (GetTypeId() == TYPEID_PLAYER)
{
WorldPacket data(SMSG_MOVE_KNOCK_BACK, 8+4+4+4+4+4);
WorldPacket data(SMSG_MOVE_KNOCK_BACK, 9+4+4+4+4+4);
data << GetPackGUID();
data << uint32(0); // Sequence
data << float(vcos); // x direction
@ -10510,15 +10509,15 @@ void Unit::KnockBackFrom(Unit* target, float horizontalSpeed, float verticalSpee
}
else
{
float dis = horizontalSpeed;
float moveTimeHalf = verticalSpeed / Movement::gravity;
float max_height = -Movement::computeFallElevation(moveTimeHalf,false,-verticalSpeed);
float dis = 2 * moveTimeHalf * horizontalSpeed;
float ox, oy, oz;
GetPosition(ox, oy, oz);
float fx = ox + dis * vcos;
float fy = oy + dis * vsin;
float fz = oz;
float fx2, fy2, fz2; // getObjectHitPos overwrite last args in any result case
if(VMAP::VMapFactory::createOrGetVMapManager()->getObjectHitPos(GetMapId(), ox,oy,oz+0.5f, fx,fy,oz+0.5f,fx2,fy2,fz2, -0.5f))
{
@ -10526,12 +10525,8 @@ void Unit::KnockBackFrom(Unit* target, float horizontalSpeed, float verticalSpee
fy = fy2;
fz = fz2;
}
UpdateAllowedPositionZ(fx, fy, fz);
//FIXME: this mostly hack, must exist some packet for proper creature move at client side
// with CreatureRelocation at server side
NearTeleportTo(fx, fy, fz, GetOrientation(), this == target);
GetMotionMaster()->MoveJump(fx,fy,fz,horizontalSpeed,max_height);
}
}