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TombEngine/TR5Main/Objects/TR4/Object/tr4_clockwork_beetle.cpp

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#include "framework.h"
#include "Objects/TR4/Object/tr4_clockwork_beetle.h"
#include "Game/items.h"
#include "Specific/level.h"
#include "Game/Lara/lara.h"
#include "Game/animation.h"
#include "Sound/sound.h"
#include "Game/collision/collide_room.h"
void ClockworkBeetleControl(short item_number)
{
ITEM_INFO* beetle = &g_Level.Items[item_number];
int flag;
flag = 0;
if (LaraItem->AnimNumber == LA_MECHANICAL_BEETLE_USE)
{
short fb = g_Level.Anims[LA_MECHANICAL_BEETLE_USE].frameBase;
if (LaraItem->FrameNumber < fb + 14)
{
beetle->Status = ITEM_INVISIBLE;
return;
}
if (LaraItem->FrameNumber < fb + 104)
{
PHD_VECTOR pos;
pos.x = 0;
pos.y = 0;
pos.z = -32;
GetLaraJointPosition(&pos, LM_RHAND);
beetle->Position.xPos = pos.x;
beetle->Position.yPos = pos.y;
beetle->Position.zPos = pos.z;
beetle->Status = ITEM_ACTIVE;
beetle->Position.yRot = LaraItem->Position.yRot;
beetle->Position.zRot = -0x31C4;
return;
}
if (LaraItem->FrameNumber == fb + 104)
{
short roomNum = beetle->RoomNumber;
FLOOR_INFO* floor = GetFloor(beetle->Position.xPos, beetle->Position.yPos, beetle->Position.zPos, &roomNum);
int height = GetFloorHeight(floor, beetle->Position.xPos, beetle->Position.yPos, beetle->Position.zPos);
if (abs(LaraItem->Position.yPos - height) > 64)
{
beetle->Position.xPos = LaraItem->Position.xPos;
beetle->Position.yPos = LaraItem->Position.yPos;
beetle->Position.zPos = LaraItem->Position.zPos;
}
return;
}
}
SoundEffect(SFX_TR4_BEETLARA_WINDUP, &beetle->Position, 0);
beetle->VerticalVelocity += 12;
beetle->Position.yPos += beetle->VerticalVelocity;
short roomNum = beetle->RoomNumber;
FLOOR_INFO* floor = GetFloor(beetle->Position.xPos, beetle->Position.yPos - 20, beetle->Position.zPos, &roomNum);
int height = GetFloorHeight(floor, beetle->Position.xPos, beetle->Position.yPos, beetle->Position.zPos);
if (beetle->Position.yPos > height)
{
beetle->Position.yPos = height;
if (beetle->VerticalVelocity <= 32)
beetle->VerticalVelocity = 0;
else
beetle->VerticalVelocity = -beetle->VerticalVelocity >> 1;
flag = 1;
}
TestTriggers(beetle, false);
if (roomNum != beetle->RoomNumber)
ItemNewRoom(item_number, roomNum);
if (beetle->ItemFlags[0])
{
beetle->Position.zRot = 4096 * phd_sin(4096 * (GlobalCounter & 0xF));
switch (beetle->ItemFlags[2])
{
case 0:
{
int x, z;
x = (beetle->Position.xPos & -512) | 0x200;
z = (beetle->Position.zPos & -512) | 0x200;
x -= beetle->Position.xPos;
z -= beetle->Position.zPos;
if (x <= -8 || z <= -8 || x >= 8 || z >= 8)
{
int atan = phd_atan(z, x);
short rot = atan - beetle->Position.yRot;
if (abs(rot) > 0x8000)
rot = beetle->Position.yRot - atan;
if (abs(rot) < 256)
{
beetle->Position.yRot = atan;
beetle->ItemFlags[2] = 1;
}
else if (rot < 0)
beetle->Position.yRot -= 256;
else
beetle->Position.yRot += 256;
}
else
{
beetle->Position.zPos &= -512;
beetle->Position.zPos &= -512;
beetle->ItemFlags[2] = 2;
}
break;
}
case 1:
case 4:
{
int x, z;
x = (beetle->Position.xPos & -512) | 0x200;
z = (beetle->Position.zPos & -512) | 0x200;
x -= beetle->Position.xPos;
z -= beetle->Position.zPos;
if (x <= -8 || z <= -8 || x >= 8 || z >= 8)
{
int atan = phd_atan(z, x);
beetle->Position.yRot = atan;
if (SQUARE(x) + SQUARE(z) >= 0x19000)
{
if (beetle->Velocity < 32)
beetle->Velocity++;
}
else
{
if (beetle->Velocity <= 4)
{
if (beetle->Velocity < 4)
beetle->Velocity++;
}
else
beetle->Velocity = beetle->Velocity - (beetle->ItemFlags[2] == 4) - 1;
}
beetle->Position.xPos += beetle->Velocity * phd_sin(beetle->Position.yRot);
beetle->Position.zPos += beetle->Velocity * phd_cos(beetle->Position.yRot);
}
else
{
beetle->Position.xPos = (beetle->Position.xPos & -512) | 0x200;
beetle->Position.zPos = (beetle->Position.zPos & -512) | 0x200;
if (beetle->ItemFlags[2] == 1)
beetle->ItemFlags[2] = 2;
else
{
Lara.BeetleLife--;
beetle->ItemFlags[2] = 5;
short room_item = g_Level.Rooms[beetle->RoomNumber].itemNumber;
if (room_item != NO_ITEM)
{
ITEM_INFO* item;
int dx, dy, dz;
short nex;
while (1)
{
item = &g_Level.Items[room_item];
nex = item->NextItem;
if (item->ObjectNumber == ID_MAPPER)
{
dx = beetle->Position.xPos - item->Position.xPos;
dy = beetle->Position.yPos - item->Position.yPos;
dz = beetle->Position.zPos - item->Position.zPos;
if (dx > -1024 && dx < 1024 && dz > -1024 && dz < 1024 && dy > -1024 && dy < 1024)
break;
}
room_item = nex;
if (room_item == NO_ITEM)
return;
}
item->ItemFlags[0] = 1;
}
}
}
break;
}
case 2:
{
int rot = beetle->ItemFlags[1] - beetle->Position.yRot;
if (abs(rot) > 0x8000)
rot = beetle->Position.yRot - beetle->ItemFlags[1];
if (abs(rot) < 256)
{
beetle->ItemFlags[2] = 3;
beetle->Position.yRot = beetle->ItemFlags[1];
}
else
{
if (rot < 0)
beetle->Position.yRot -= 256;
else
beetle->Position.yRot += 256;
}
break;
}
case 3:
{
if (beetle->Velocity < 32)
beetle->Velocity++;
beetle->Position.xPos += beetle->Velocity * phd_sin(beetle->Position.yRot);
beetle->Position.zPos += beetle->Velocity * phd_cos(beetle->Position.yRot);
if (!floor->Flags.MarkBeetle)
beetle->ItemFlags[3] = 1;
else
{
if (beetle->ItemFlags[3])
beetle->ItemFlags[2] = 4;
}
break;
}
default:
break;
}
}
else
{
beetle->Position.zRot = 8192 * phd_sin(8192 * (GlobalCounter & 0x7));
if (beetle->ItemFlags[3])
beetle->ItemFlags[3]--;
if (Lara.BeetleLife)
{
int val;
if (beetle->ItemFlags[3] <= 75)
val = beetle->ItemFlags[3];
else
val = 150 - beetle->ItemFlags[3];
beetle->Position.yRot += 32 * val;
val >>= 1;
if (flag && beetle->ItemFlags[3] > 30 && val)
{
beetle->VerticalVelocity = -((val >> 1) + GetRandomControl() % val);
return;
}
}
else
{
beetle->Position.zRot *= 2;
int val = (150 - beetle->ItemFlags[3]) >> 1;
beetle->Position.yRot += val << 7;
if (flag && val)
{
beetle->VerticalVelocity = -((val >> 1) + GetRandomControl() % val);
return;
}
if (beetle->ItemFlags[3] < 30)
{
SoundEffect(102, &beetle->Position, 0);
ExplodeItemNode(beetle, 0, 0, 128);
KillItem(item_number);
}
}
}
}
void UseClockworkBeetle(short flag)
{
ITEM_INFO* item;
short itemNum;
if (flag
|| LaraItem->ActiveState == LS_IDLE
&& LaraItem->AnimNumber == LA_STAND_IDLE
&& !LaraItem->HitStatus
&& Lara.Control.HandStatus == HandStatus::Free)
{
itemNum = CreateItem();
if (itemNum != NO_ITEM)
{
item = &g_Level.Items[itemNum];
Lara.HasBeetleThings &= 0xFE;
item->Shade = -15856;
item->ObjectNumber = ID_CLOCKWORK_BEETLE;
item->RoomNumber = LaraItem->RoomNumber;
item->Position.xPos = LaraItem->Position.xPos;
item->Position.yPos = LaraItem->Position.yPos;
item->Position.zPos = LaraItem->Position.zPos;
InitialiseItem(itemNum);
item->Position.zRot = 0;
item->Position.xRot = 0;
item->Position.yRot = LaraItem->Position.yRot;
if (Lara.BeetleLife)
item->ItemFlags[0] = GetCollisionResult(item).Block->Flags.MarkBeetle;
else
item->ItemFlags[0] = 0;
item->Velocity = 0;
AddActiveItem(itemNum);
if (item->ItemFlags[0])
{
ITEM_INFO* item2;
short roomItem, nex;
int dx, dy, dz;
roomItem = g_Level.Rooms[item->RoomNumber].itemNumber;
if (roomItem != NO_ITEM)
{
while (1)
{
item2 = &g_Level.Items[roomItem];
nex = item2->NextItem;
if (item2->ObjectNumber == ID_MAPPER)
{
dx = item->Position.xPos - item2->Position.xPos;
dy = item->Position.yPos - item2->Position.yPos;
dz = item->Position.zPos - item2->Position.zPos;
if (dx > -1024 && dx < 1024 && dz > -1024 && dz < 1024 && dy > -1024 && dy < 1024)
break;
}
roomItem = nex;
if (roomItem == NO_ITEM)
{
if (!item->ItemFlags[0])
item->ItemFlags[3] = 150;
return;
}
}
item->ItemFlags[1] = item2->Position.yRot + 0x8000;
if (item2->ItemFlags[0])
item->ItemFlags[0] = 0;
else
item2->ItemFlags[0] = 1;
}
}
if (!item->ItemFlags[0])
item->ItemFlags[3] = 150;
}
}
}
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