public static void Read(byte *bData, out TinySize val, ref int pos)
{
val = *(TinySize *)&bData[pos];
pos += sizeof(TinySize);
}
public static void Write(byte *bData, TinySize val, ref int pos)
{
(*(TinySize *)&bData[pos]) = val;
pos += sizeof(TinySize);
}
private static void PlayerPosProcessCollision(Player player, IBaseMap map, ref Point newPos)
{
Point pos = player.Position;
TinySize size = player.Size;
bool stop = false, xStop = false, yStop = false;
int mapWidth = map.Width, mapHeight = map.Height;
int cellTs = (int)Math.Floor((float)pos.Y / ConstMap.PIXEL_SIZE);
int cellTe = (int)Math.Floor((float)newPos.Y / ConstMap.PIXEL_SIZE);
int cellLs = (int)Math.Floor((float)pos.X / ConstMap.PIXEL_SIZE);
int cellLe = (int)Math.Floor((float)newPos.X / ConstMap.PIXEL_SIZE);
int cellBs = (int)Math.Floor((float)(pos.Y + size.Height - 1) / ConstMap.PIXEL_SIZE);
int cellBe = (int)Math.Floor((float)(newPos.Y + size.Height - 1) / ConstMap.PIXEL_SIZE);
int cellRs = (int)Math.Floor((float)(pos.X + size.Width - 1) / ConstMap.PIXEL_SIZE);
int cellRe = (int)Math.Floor((float)(newPos.X + size.Width - 1) / ConstMap.PIXEL_SIZE);
int cellT = (int)Math.Floor((float)pos.Y / ConstMap.PIXEL_SIZE);
int cellB = (int)Math.Floor((float)(pos.Y + size.Height - 1) / ConstMap.PIXEL_SIZE);
int cellL = (int)Math.Floor((float)pos.X / ConstMap.PIXEL_SIZE);
int cellR = (int)Math.Floor((float)(pos.X + size.Width - 1) / ConstMap.PIXEL_SIZE);
switch (player.Direction)
{
case Direction.N:
{
for (int y = cellTs; y >= cellTe; y--)
{
if (y < 0 || y >= mapHeight || stop)
{
break;
}
for (int x = cellL; x <= cellR; x++)
{
if (x < 0 || x >= mapWidth)
{
continue;
}
if ((*map[(ushort)x, (ushort)y]).Type != TileType.Nothing)
{
newPos.Y = y * ConstMap.PIXEL_SIZE + ConstMap.PIXEL_SIZE;
stop = true;
break;
}
}
}
break;
}
case Direction.NW:
{
int tTotalDist = cellTs - cellTe;
int lTotalDist = cellLs - cellLe;
int maxTotalDist = Math.Max(tTotalDist, lTotalDist);
for (int i = 1; i <= maxTotalDist; i++)
{
if (xStop && yStop)
{
break;
}
cellT--; cellB--; cellL--; cellR--;
for (int y = cellT; y <= cellB; y++)
{
if (y < 0 || y >= mapHeight)
{
continue;
}
//Y
if (y == cellT && i <= tTotalDist)
{
for (int x = cellL; x <= cellR; x++)
{
if (x < 0 || x >= mapWidth)
{
continue;
}
if (!yStop && (*map[(ushort)(x + 1), (ushort)cellT]).Type != TileType.Nothing)
{
newPos.Y = cellT * ConstMap.PIXEL_SIZE + ConstMap.PIXEL_SIZE;
yStop = true;
break;
}
}
}
//X
if (!xStop && i <= lTotalDist &&
(*map[(ushort)cellL, (ushort)(y + 1)]).Type != TileType.Nothing)
{
newPos.X = cellL * ConstMap.PIXEL_SIZE + ConstMap.PIXEL_SIZE;
xStop = true;
break;
}
if (xStop && yStop)
{
break;
}
}
}
break;
}
case Direction.NE:
{
int tTotalDist = cellTs - cellTe;
int rTotalDist = cellRe - cellRs;
int maxTotalDist = Math.Max(tTotalDist, rTotalDist);
for (int i = 1; i <= maxTotalDist; i++)
{
if (xStop && yStop)
{
break;
}
cellT--; cellB--; cellL++; cellR++;
for (int y = cellT; y <= cellB; y++)
{
if (y < 0 || y >= mapHeight)
{
continue;
}
//Y
if (y == cellT && i <= tTotalDist)
{
for (int x = cellL; x <= cellR; x++)
{
if (x < 0 || x >= mapWidth)
{
continue;
}
if (!yStop && (*map[(ushort)(x - 1), (ushort)cellT]).Type != TileType.Nothing)
{
newPos.Y = cellT * ConstMap.PIXEL_SIZE + ConstMap.PIXEL_SIZE;
yStop = true;
break;
}
}
}
//X
if (!xStop && i <= rTotalDist &&
(*map[(ushort)cellR, (ushort)(y + 1)]).Type != TileType.Nothing)
{
newPos.X = cellR * ConstMap.PIXEL_SIZE - size.Width;
xStop = true;
break;
}
if (xStop && yStop)
{
break;
}
}
}
break;
}
case Direction.S:
{
for (int y = cellBs; y <= cellBe; y++)
{
if (y < 0 || y >= mapHeight || stop)
{
break;
}
for (int x = cellL; x <= cellR; x++)
{
if (x < 0 || x >= mapWidth)
{
continue;
}
if ((*map[(ushort)x, (ushort)y]).Type != TileType.Nothing)
{
newPos.Y = y * ConstMap.PIXEL_SIZE - size.Height;
stop = true;
break;
}
}
}
break;
}
case Direction.SW:
{
int bTotalDist = cellBe - cellBs;
int lTotalDist = cellLs - cellLe;
int maxTotalDist = Math.Max(bTotalDist, lTotalDist);
for (int i = 1; i <= maxTotalDist; i++)
{
if (xStop && yStop)
{
break;
}
cellT++; cellB++; cellL--; cellR--;
for (int y = cellT; y <= cellB; y++)
{
if (y < 0 || y >= mapHeight)
{
continue;
}
//Y
if (y == cellT && i <= bTotalDist)
{
for (int x = cellL; x <= cellR; x++)
{
if (x < 0 || x >= mapWidth)
{
continue;
}
if (!yStop && (*map[(ushort)(x + 1), (ushort)cellB]).Type != TileType.Nothing)
{
newPos.Y = cellB * ConstMap.PIXEL_SIZE - size.Height;
yStop = true;
break;
}
}
}
//X
if (!xStop && i <= lTotalDist &&
(*map[(ushort)cellL, (ushort)(y - 1)]).Type != TileType.Nothing)
{
newPos.X = cellL * ConstMap.PIXEL_SIZE + ConstMap.PIXEL_SIZE;
xStop = true;
break;
}
if (xStop && yStop)
{
break;
}
}
}
break;
}
case Direction.SE:
{
int bTotalDist = cellBe - cellBs;
int rTotalDist = cellRe - cellRs;
int maxTotalDist = Math.Max(bTotalDist, rTotalDist);
for (int i = 1; i <= maxTotalDist; i++)
{
if (xStop && yStop)
{
break;
}
cellT++; cellB++; cellL++; cellR++;
for (int y = cellT; y <= cellB; y++)
{
if (y < 0 || y >= mapHeight)
{
continue;
}
//Y
if (y == cellT && i <= bTotalDist)
{
for (int x = cellL; x <= cellR; x++)
{
if (x < 0 || x >= mapWidth)
{
continue;
}
if (!yStop && (*map[(ushort)(x - 1), (ushort)cellB]).Type != TileType.Nothing)
{
newPos.Y = cellB * ConstMap.PIXEL_SIZE - size.Height;
yStop = true;
break;
}
}
}
//X
if (!xStop && i <= rTotalDist &&
(*map[(ushort)cellR, (ushort)(y - 1)]).Type != TileType.Nothing)
{
newPos.X = cellR * ConstMap.PIXEL_SIZE - size.Width;
xStop = true;
break;
}
if (xStop && yStop)
{
break;
}
}
}
break;
}
case Direction.W:
{
for (int x = cellLs; x >= cellLe; x--)
{
if (x < 0 || x >= mapWidth || stop)
{
break;
}
for (int y = cellT; y <= cellB; y++)
{
if (y < 0 || y >= mapHeight)
{
continue;
}
if ((*map[(ushort)x, (ushort)y]).Type != TileType.Nothing)
{
newPos.X = x * ConstMap.PIXEL_SIZE + ConstMap.PIXEL_SIZE;
stop = true;
break;
}
}
}
break;
}
case Direction.E:
{
for (int x = cellRs; x <= cellRe; x++)
{
if (x < 0 || x >= mapWidth || stop)
{
break;
}
for (int y = cellT; y <= cellB; y++)
{
if (y < 0 || y >= mapHeight)
{
continue;
}
if ((*map[(ushort)x, (ushort)y]).Type != TileType.Nothing)
{
newPos.X = x * ConstMap.PIXEL_SIZE - size.Width;
stop = true;
break;
}
}
}
break;
}
}
}