TombEngine/TR5Main/Objects/Generic/Traps/traps.cpp

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#include "framework.h"
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#include "traps.h"
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#include "Game/items.h"
#include "Game/effects/effects.h"
#include "Game/effects/tomb4fx.h"
#include "Game/effects/weather.h"
#include "Game/Lara/lara.h"
#include "Game/collision/collide_room.h"
#include "Game/collision/collide_item.h"
#include "Game/collision/sphere.h"
#include "Game/camera.h"
#include "tr5_light.h"
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#include "Game/animation.h"
#include "Specific/level.h"
#include "Specific/input.h"
#include "Game/room.h"
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#include "Sound/sound.h"
using namespace TEN::Effects::Environment;
static short WreckingBallData[2] = {0, 0};
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void InitialiseWreckingBall(short itemNumber)
{
ITEM_INFO* item;
short room;
item = &g_Level.Items[itemNumber];
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item->itemFlags[3] = FindAllItems(ID_ANIMATING16)[0];
room = item->roomNumber;
item->pos.yPos = GetCeiling(GetFloor(item->pos.xPos, item->pos.yPos, item->pos.zPos, &room), item->pos.xPos, item->pos.yPos, item->pos.zPos) + 1644;
GetFloor(item->pos.xPos, item->pos.yPos, item->pos.zPos, &room);
if (room != item->roomNumber)
ItemNewRoom(itemNumber, room);
}
void WreckingBallCollision(short itemNumber, ITEM_INFO* l, COLL_INFO* coll)
{
ITEM_INFO* item;
int x, y, z, test;
short damage;
item = &g_Level.Items[itemNumber];
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if (TestBoundsCollide(item, l, coll->Setup.Radius))
{
x = l->pos.xPos;
y = l->pos.yPos;
z = l->pos.zPos;
test = (x & 1023) > 256 && (x & 1023) < 768 && (z & 1023) > 256 && (z & 1023) < 768;
damage = item->fallspeed > 0 ? 96 : 0;
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if (ItemPushItem(item, l, coll, coll->Setup.EnableSpaz, 1))
{
if (test)
l->hitPoints = 0;
else
l->hitPoints -= damage;
x -= l->pos.xPos;
y -= l->pos.yPos;
z -= l->pos.zPos;
if (damage)
{
for (int i = 14 + (GetRandomControl() & 3); i > 0; --i)
{
TriggerBlood(l->pos.xPos + (GetRandomControl() & 63) - 32, l->pos.yPos - (GetRandomControl() & 511) - 256,
l->pos.zPos + (GetRandomControl() & 63) - 32, -1, 1);
}
}
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if (!coll->Setup.EnableObjectPush || test)
{
l->pos.xPos += x;
l->pos.yPos += y;
l->pos.zPos += z;
}
}
}
}
void WreckingBallControl(short itemNumber)
{
ITEM_INFO* item, *item2;
int test, x, z, oldX, oldZ, wx, wz, flagX, flagZ, height, dx, dz, ceilingX, ceilingZ, adx, adz;
short room;
item = &g_Level.Items[itemNumber];
test = 1;
item2 = &g_Level.Items[item->itemFlags[3]];
if (LaraItem->pos.xPos >= 45056 && LaraItem->pos.xPos <= 57344 && LaraItem->pos.zPos >= 26624 && LaraItem->pos.zPos <= 43008
|| item->itemFlags[2] < 900)
{
if (item->itemFlags[2] < 900)
{
if (!item->itemFlags[2] || !(GlobalCounter & 0x3F))
{
WreckingBallData[0] = GetRandomControl() % 7 - 3;
WreckingBallData[1] = GetRandomControl() % 7 - 3;
}
x = (WreckingBallData[0] << 10) + 51712;
z = (WreckingBallData[1] << 10) + 34304;
test = 0;
}
else
{
x = LaraItem->pos.xPos;
z = LaraItem->pos.zPos;
}
}
else
{
x = 51200;
z = 33792;
test = 0;
}
if (item->itemFlags[2] < 900)
++item->itemFlags[2];
if (item->itemFlags[1] <= 0)
{
oldX = item->pos.xPos;
oldZ = item->pos.zPos;
x = x & 0xFFFFFE00 | 0x200;
z = z & 0xFFFFFE00 | 0x200;
dx = x - item->pos.xPos;
dz = z - item->pos.zPos;
wx = 0;
if (dx < 0)
wx = -1024;
else if (dx > 0)
wx = 1024;
wz = 0;
if (dz < 0)
wz = -1024;
else if (dz > 0)
wz = 1024;
room = item->roomNumber;
ceilingX = GetCeiling(GetFloor(item->pos.xPos + wx, item2->pos.yPos, item->pos.zPos, &room), item->pos.xPos + wx, item2->pos.yPos, item->pos.zPos);
room = item->roomNumber;
ceilingZ = GetCeiling(GetFloor(item->pos.xPos, item2->pos.yPos, item->pos.zPos + wz, &room), item->pos.xPos, item2->pos.yPos, item->pos.zPos + wz);
if (ceilingX <= item2->pos.yPos && ceilingX != NO_HEIGHT)
flagX = 1;
else
flagX = 0;
if (ceilingZ <= item2->pos.yPos && ceilingZ != NO_HEIGHT)
flagZ = 1;
else
flagZ = 0;
if (!item->itemFlags[0])
{
if (flagX && dx && (abs(dx) > abs(dz) || !flagZ || GetRandomControl() & 1))
{
item->itemFlags[0] = 1;
}
else if (flagZ && dz)
{
item->itemFlags[0] = 2;
}
}
if (item->itemFlags[0] == 1)
{
SoundEffect(SFX_TR5_J_GRAB_MOTOR_B_LP, &item->pos, 0);
adx = abs(dx);
if (adx >= 32)
adx = 32;
if (dx > 0)
{
item->pos.xPos += adx;
}
else if (dx < 0)
{
item->pos.xPos -= adx;
}
else
{
item->itemFlags[0] = 0;
}
}
if (item->itemFlags[0] == 2)
{
SoundEffect(SFX_TR5_J_GRAB_MOTOR_B_LP, &item->pos, 0);
adz = abs(dz);
if (adz >= 32)
adz = 32;
if (dz > 0)
{
item->pos.zPos += adz;
}
else if (dz < 0)
{
item->pos.zPos -= adz;
}
else
{
item->itemFlags[0] = 0;
}
}
if (item->itemFlags[1] == -1 && (oldX != item->pos.xPos || oldZ != item->pos.zPos))
{
item->itemFlags[1] = 0;
SoundEffect(SFX_TR5_J_GRAB_MOTOR_A, &item->pos, 0);
}
if ((item->pos.xPos & 0x3FF) == 512 && (item->pos.zPos & 0x3FF) == 512)
item->itemFlags[0] = 0;
if (x == item->pos.xPos && z == item->pos.zPos && test)
{
if (item->itemFlags[1] != -1)
{
StopSoundEffect(SFX_TR5_J_GRAB_MOTOR_B_LP);
SoundEffect(SFX_TR5_J_GRAB_MOTOR_C, &item->pos, 0);
}
item->itemFlags[1] = 1;
item->triggerFlags = 30;
}
}
else if (item->itemFlags[1] == 1)
{
if (!item->triggerFlags)
{
--item->triggerFlags;
}
else if (!item->currentAnimState)
{
item->goalAnimState = 1;
}
else if (item->frameNumber == g_Level.Anims[item->animNumber].frameEnd)
{
SoundEffect(SFX_TR5_J_GRAB_DROP, &item->pos, 0);
++item->itemFlags[1];
item->fallspeed = 6;
item->pos.yPos += item->fallspeed;
}
}
else if (item->itemFlags[1] == 2)
{
item->fallspeed += 24;
item->pos.yPos += item->fallspeed;
room = item->roomNumber;
height = GetFloorHeight(GetFloor(item->pos.xPos, item->pos.yPos, item->pos.zPos, &room), item->pos.xPos, item->pos.yPos, item->pos.zPos);
if (height < item->pos.yPos)
{
item->pos.yPos = height;
if (item->fallspeed > 48)
{
BounceCamera(item, 64, 8192);
item->fallspeed = -item->fallspeed >> 3;
}
else
{
++item->itemFlags[1];
item->fallspeed = 0;
}
}
else if (height - item->pos.yPos < 1536 && item->currentAnimState)
{
item->goalAnimState = 0;
}
}
else if (item->itemFlags[1] == 3)
{
item->fallspeed -= 3;
item->pos.yPos += item->fallspeed;
if (item->pos.yPos < item2->pos.yPos + 1644)
{
StopSoundEffect(SFX_TR5_J_GRAB_WINCH_UP_LP);
item->itemFlags[0] = 1;
item->pos.yPos = item2->pos.yPos + 1644;
if (item->fallspeed < -32)
{
SoundEffect(SFX_TR5_J_GRAB_IMPACT, &item->pos, 4104);
item->fallspeed = -item->fallspeed >> 3;
BounceCamera(item, 16, 8192);
}
else
{
item->itemFlags[1] = -1;
item->fallspeed = 0;
item->itemFlags[0] = 0;
}
}
else if (!item->itemFlags[0])
{
SoundEffect(SFX_TR5_J_GRAB_WINCH_UP_LP, &item->pos, 0);
}
}
item2->pos.xPos = item->pos.xPos;
item2->pos.zPos = item->pos.zPos;
room = item->roomNumber;
item2->pos.yPos = GetCeiling(GetFloor(item->pos.xPos, item->pos.yPos, item->pos.zPos, &room), item->pos.xPos, item->pos.yPos, item->pos.zPos);
GetFloor(item2->pos.xPos, item2->pos.yPos, item2->pos.zPos, &room);
if (room != item2->roomNumber)
ItemNewRoom(item->itemFlags[3], room);
TriggerAlertLight(item2->pos.xPos, item2->pos.yPos + 64, item2->pos.zPos, 255, 64, 0, 64 * (GlobalCounter & 0x3F), item2->roomNumber, 24);
TriggerAlertLight(item2->pos.xPos, item2->pos.yPos + 64, item2->pos.zPos, 255, 64, 0, 64 * (GlobalCounter - 32) & 0xFFF, item2->roomNumber, 24);
room = item->roomNumber;
GetFloor(item->pos.xPos, item->pos.yPos, item->pos.zPos, &room);
if (room != item->roomNumber)
ItemNewRoom(itemNumber, room);
AnimateItem(item);
}