ddnet/src/game/server/entities/laser.cpp
2011-07-22 16:23:03 +02:00

161 lines
7.7 KiB
C++

/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#include <game/generated/protocol.h>
#include <game/server/gamecontext.h>
#include "laser.h"
#include <engine/shared/config.h>
#include <game/server/teams.h>
CLaser::CLaser(CGameWorld *pGameWorld, vec2 Pos, vec2 Direction, float StartEnergy, int Owner, int Type)
: CEntity(pGameWorld, CGameWorld::ENTTYPE_LASER)
{
m_Pos = Pos;
m_Owner = Owner;
m_Energy = StartEnergy;
m_Dir = Direction;
m_Bounces = 0;
m_EvalTick = 0;
m_Type = Type;
GameWorld()->InsertEntity(this);
DoBounce();
m_TeamMask = GameServer()->GetPlayerChar(Owner) ? GameServer()->GetPlayerChar(Owner)->Teams()->TeamMask(GameServer()->GetPlayerChar(Owner)->Team()) : 0;
}
bool CLaser::HitCharacter(vec2 From, vec2 To)
{
vec2 At;
CCharacter *pOwnerChar = GameServer()->GetPlayerChar(m_Owner);
CCharacter *pHit;
if(pOwnerChar ? pOwnerChar->m_Hit : g_Config.m_SvHit)
pHit = GameServer()->m_World.IntersectCharacter(m_Pos, To, 0.f, At, g_Config.m_SvOldLaser || m_Bounces == 0 ? pOwnerChar : 0, m_Owner);
else
pHit = GameServer()->m_World.IntersectCharacter(m_Pos, To, 0.f, At, g_Config.m_SvOldLaser || m_Bounces == 0 ? pOwnerChar : 0, m_Owner, pOwnerChar);
if(!pHit || (pHit == pOwnerChar && g_Config.m_SvOldLaser) || (pHit != pOwnerChar && pOwnerChar ? !pOwnerChar->m_Hit : !g_Config.m_SvHit))
return false;
m_From = From;
m_Pos = At;
m_Energy = -1;
if (m_Type == 1)
{
vec2 Temp;
if(!g_Config.m_SvOldLaser)
Temp = pHit->Core()->m_Vel + normalize(m_PrevPos - pHit->Core()->m_Pos) * 10;
else
Temp = pHit->Core()->m_Vel + normalize(pOwnerChar->Core()->m_Pos - pHit->Core()->m_Pos) * 10;
if(Temp.x > 0 && ((pHit->m_TileIndex == TILE_STOP && pHit->m_TileFlags == ROTATION_270) || (pHit->m_TileIndexL == TILE_STOP && pHit->m_TileFlagsL == ROTATION_270) || (pHit->m_TileIndexL == TILE_STOPS && (pHit->m_TileFlagsL == ROTATION_90 || pHit->m_TileFlagsL ==ROTATION_270)) || (pHit->m_TileIndexL == TILE_STOPA) || (pHit->m_TileFIndex == TILE_STOP && pHit->m_TileFFlags == ROTATION_270) || (pHit->m_TileFIndexL == TILE_STOP && pHit->m_TileFFlagsL == ROTATION_270) || (pHit->m_TileFIndexL == TILE_STOPS && (pHit->m_TileFFlagsL == ROTATION_90 || pHit->m_TileFFlagsL == ROTATION_270)) || (pHit->m_TileFIndexL == TILE_STOPA) || (pHit->m_TileSIndex == TILE_STOP && pHit->m_TileSFlags == ROTATION_270) || (pHit->m_TileSIndexL == TILE_STOP && pHit->m_TileSFlagsL == ROTATION_270) || (pHit->m_TileSIndexL == TILE_STOPS && (pHit->m_TileSFlagsL == ROTATION_90 || pHit->m_TileSFlagsL == ROTATION_270)) || (pHit->m_TileSIndexL == TILE_STOPA)))
Temp.x = 0;
if(Temp.x < 0 && ((pHit->m_TileIndex == TILE_STOP && pHit->m_TileFlags == ROTATION_90) || (pHit->m_TileIndexR == TILE_STOP && pHit->m_TileFlagsR == ROTATION_90) || (pHit->m_TileIndexR == TILE_STOPS && (pHit->m_TileFlagsR == ROTATION_90 || pHit->m_TileFlagsR == ROTATION_270)) || (pHit->m_TileIndexR == TILE_STOPA) || (pHit->m_TileFIndex == TILE_STOP && pHit->m_TileFFlags == ROTATION_90) || (pHit->m_TileFIndexR == TILE_STOP && pHit->m_TileFFlagsR == ROTATION_90) || (pHit->m_TileFIndexR == TILE_STOPS && (pHit->m_TileFFlagsR == ROTATION_90 || pHit->m_TileFFlagsR == ROTATION_270)) || (pHit->m_TileFIndexR == TILE_STOPA) || (pHit->m_TileSIndex == TILE_STOP && pHit->m_TileSFlags == ROTATION_90) || (pHit->m_TileSIndexR == TILE_STOP && pHit->m_TileSFlagsR == ROTATION_90) || (pHit->m_TileSIndexR == TILE_STOPS && (pHit->m_TileSFlagsR == ROTATION_90 || pHit->m_TileSFlagsR == ROTATION_270)) || (pHit->m_TileSIndexR == TILE_STOPA)))
Temp.x = 0;
if(Temp.y < 0 && ((pHit->m_TileIndex == TILE_STOP && pHit->m_TileFlags == ROTATION_180) || (pHit->m_TileIndexB == TILE_STOP && pHit->m_TileFlagsB == ROTATION_180) || (pHit->m_TileIndexB == TILE_STOPS && (pHit->m_TileFlagsB == ROTATION_0 || pHit->m_TileFlagsB == ROTATION_180)) || (pHit->m_TileIndexB == TILE_STOPA) || (pHit->m_TileFIndex == TILE_STOP && pHit->m_TileFFlags == ROTATION_180) || (pHit->m_TileFIndexB == TILE_STOP && pHit->m_TileFFlagsB == ROTATION_180) || (pHit->m_TileFIndexB == TILE_STOPS && (pHit->m_TileFFlagsB == ROTATION_0 || pHit->m_TileFFlagsB == ROTATION_180)) || (pHit->m_TileFIndexB == TILE_STOPA) || (pHit->m_TileSIndex == TILE_STOP && pHit->m_TileSFlags == ROTATION_180) || (pHit->m_TileSIndexB == TILE_STOP && pHit->m_TileSFlagsB == ROTATION_180) || (pHit->m_TileSIndexB == TILE_STOPS && (pHit->m_TileSFlagsB == ROTATION_0 || pHit->m_TileSFlagsB == ROTATION_180)) || (pHit->m_TileSIndexB == TILE_STOPA)))
Temp.y = 0;
if(Temp.y > 0 && ((pHit->m_TileIndex == TILE_STOP && pHit->m_TileFlags == ROTATION_0) || (pHit->m_TileIndexT == TILE_STOP && pHit->m_TileFlagsT == ROTATION_0) || (pHit->m_TileIndexT == TILE_STOPS && (pHit->m_TileFlagsT == ROTATION_0 || pHit->m_TileFlagsT == ROTATION_180)) || (pHit->m_TileIndexT == TILE_STOPA) || (pHit->m_TileFIndex == TILE_STOP && pHit->m_TileFFlags == ROTATION_0) || (pHit->m_TileFIndexT == TILE_STOP && pHit->m_TileFFlagsT == ROTATION_0) || (pHit->m_TileFIndexT == TILE_STOPS && (pHit->m_TileFFlagsT == ROTATION_0 || pHit->m_TileFFlagsT == ROTATION_180)) || (pHit->m_TileFIndexT == TILE_STOPA) || (pHit->m_TileSIndex == TILE_STOP && pHit->m_TileSFlags == ROTATION_0) || (pHit->m_TileSIndexT == TILE_STOP && pHit->m_TileSFlagsT == ROTATION_0) || (pHit->m_TileSIndexT == TILE_STOPS && (pHit->m_TileSFlagsT == ROTATION_0 || pHit->m_TileSFlagsT == ROTATION_180)) || (pHit->m_TileSIndexT == TILE_STOPA)))
Temp.y = 0;
pHit->Core()->m_Vel = Temp;
}
else if (m_Type == 0)
{
pHit->UnFreeze();
}
return true;
}
void CLaser::DoBounce()
{
m_EvalTick = Server()->Tick();
if(m_Energy < 0)
{
GameServer()->m_World.DestroyEntity(this);
return;
}
m_PrevPos = m_Pos;
vec2 To = m_Pos + m_Dir * m_Energy;
vec2 Coltile;
int Res;
Res = GameServer()->Collision()->IntersectLine(m_Pos, To, &Coltile, &To,false);
if(Res)
{
if(!HitCharacter(m_Pos, To))
{
// intersected
m_From = m_Pos;
m_Pos = To;
vec2 TempPos = m_Pos;
vec2 TempDir = m_Dir * 4.0f;
int f;
if(Res == -1)
{
f = GameServer()->Collision()->GetTile(round(Coltile.x), round(Coltile.y));
GameServer()->Collision()->SetCollisionAt(round(Coltile.x), round(Coltile.y), CCollision::COLFLAG_SOLID);
}
GameServer()->Collision()->MovePoint(&TempPos, &TempDir, 1.0f, 0);
if(Res == -1)
{
GameServer()->Collision()->SetCollisionAt(round(Coltile.x), round(Coltile.y), f);
}
m_Pos = TempPos;
m_Dir = normalize(TempDir);
m_Energy -= distance(m_From, m_Pos) + GameServer()->Tuning()->m_LaserBounceCost;
m_Bounces++;
if(m_Bounces > GameServer()->Tuning()->m_LaserBounceNum)
m_Energy = -1;
GameServer()->CreateSound(m_Pos, SOUND_RIFLE_BOUNCE, m_TeamMask);
}
}
else
{
if(!HitCharacter(m_Pos, To))
{
m_From = m_Pos;
m_Pos = To;
m_Energy = -1;
}
}
//m_Owner = -1;
}
void CLaser::Reset()
{
GameServer()->m_World.DestroyEntity(this);
}
void CLaser::Tick()
{
if(Server()->Tick() > m_EvalTick+(Server()->TickSpeed()*GameServer()->Tuning()->m_LaserBounceDelay)/1000.0f)
DoBounce();
}
void CLaser::Snap(int SnappingClient)
{
if(NetworkClipped(SnappingClient))
return;
CCharacter * SnappingChar = GameServer()->GetPlayerChar(SnappingClient);
CCharacter * OwnerChar = 0;
if(m_Owner >= 0)
OwnerChar = GameServer()->GetPlayerChar(m_Owner);
if(!OwnerChar)
return;
if(SnappingChar && !SnappingChar->CanCollide(m_Owner))
return;
CNetObj_Laser *pObj = static_cast<CNetObj_Laser *>(Server()->SnapNewItem(NETOBJTYPE_LASER, m_ID, sizeof(CNetObj_Laser)));
if(!pObj)
return;
pObj->m_X = (int)m_Pos.x;
pObj->m_Y = (int)m_Pos.y;
pObj->m_FromX = (int)m_From.x;
pObj->m_FromY = (int)m_From.y;
pObj->m_StartTick = m_EvalTick;
}