TombEngine/TR5Main/Objects/TR5/Object/tr5_twoblockplatform.cpp

125 lines
No EOL
2.9 KiB
C++

#include "framework.h"
#include "tr5_twoblockplatform.h"
#include "level.h"
#include "control.h"
#include "items.h"
#include "lara.h"
#include "sound.h"
void InitialiseTwoBlocksPlatform(short itemNumber)
{
ITEM_INFO* item = &g_Level.Items[itemNumber];
item->itemFlags[0] = item->pos.yPos;
item->itemFlags[1] = 1;
}
BOOL IsOnTwoBlocksPlatform(ITEM_INFO* item, int x, int z)
{
if (!item->meshBits)
return false;
short angle = item->pos.yRot;
int xb = x / SECTOR(1);
int zb = z / SECTOR(1);
int itemxb = item->pos.xPos / SECTOR(1);
int itemzb = item->pos.zPos / SECTOR(1);
if (!angle && (xb == itemxb || xb == itemxb - 1) && (zb == itemzb || zb == itemzb + 1))
return true;
if (angle == -ANGLE(180) && (xb == itemxb || xb == itemxb + 1) && (zb == itemzb || zb == itemzb - 1))
return true;
if (angle == ANGLE(90) && (zb == itemzb || zb == itemzb - 1) && (xb == itemxb || xb == itemxb + 1))
return true;
if (angle == -ANGLE(90) && (zb == itemzb || zb == itemzb - 1) && (xb == itemxb || xb == itemxb - 1))
return true;
return false;
}
void TwoBlocksPlatformFloor(ITEM_INFO* item, int x, int y, int z, int* height)
{
if (IsOnTwoBlocksPlatform(item, x, z))
{
if (y <= (item->pos.yPos + 32) && item->pos.yPos < *height)
{
*height = item->pos.yPos;
OnFloor = 1;
HeightType = WALL;
}
}
}
void TwoBlocksPlatformControl(short itemNumber)
{
ITEM_INFO* item = &g_Level.Items[itemNumber];
if (TriggerActive(item))
{
if (item->triggerFlags)
{
if (item->pos.yPos > (item->itemFlags[0] - 16 * (item->triggerFlags & 0xFFFFFFF0)))
{
item->pos.yPos -= item->triggerFlags & 0xF;
}
short roomNumber = item->roomNumber;
FLOOR_INFO* floor = GetFloor(item->pos.xPos, item->pos.yPos, item->pos.zPos, &roomNumber);
item->floor = GetFloorHeight(floor, item->pos.xPos, item->pos.yPos, item->pos.zPos);
if (roomNumber != item->roomNumber)
ItemNewRoom(itemNumber, roomNumber);
}
else
{
OnFloor = false;
int height = LaraItem->pos.yPos + 1;
TwoBlocksPlatformFloor(item, LaraItem->pos.xPos, LaraItem->pos.yPos, LaraItem->pos.zPos, &height);
if (OnFloor && LaraItem->animNumber != LA_HOP_BACK_CONTINUE)
item->itemFlags[1] = 1;
else
item->itemFlags[1] = -1;
if (item->itemFlags[1] <= 0)
{
if (item->itemFlags[1] <= 0)
{
if (item->pos.yPos <= item->itemFlags[0])
{
item->itemFlags[1] = 1;
}
else
{
SoundEffect(SFX_2GUNTEX_FALL_BIG, &item->pos, 0);
item->pos.yPos -= 4;
}
}
}
else
{
if (item->pos.yPos >= item->itemFlags[0] + 128)
{
item->itemFlags[1] = -1;
}
else
{
SoundEffect(SFX_2GUNTEX_FALL_BIG, &item->pos, 0);
item->pos.yPos += 4;
}
}
}
}
}
void TwoBlocksPlatformCeiling(ITEM_INFO* item, int x, int y, int z, int* height)
{
if (IsOnTwoBlocksPlatform(item, x, z))
{
if (y > item->pos.yPos + 32 && item->pos.yPos > * height)
{
*height = item->pos.yPos + 256;
}
}
}