float CBTFile::GetHeight(DWORD X, DWORD Z) const
{
n_assert(Header);
n_assert(X < Header->Width);
n_assert(Z < Header->Height);
if (IsFloatData()) return GetHeightF(X, Z);
else
{
short Height = GetHeightS(X, Z);
return (Height == NoDataS) ? NoDataF : Height * GetVerticalScale();
}
}
float TileMap::GetHeight(float x, float y)
{
if(m_heightMap9F == NULL)
return m_tileHeight;
x = TERRAIN_MAP_RESOLUTION * (32 - x / TERRAIN_TILE_SIZE);
y = TERRAIN_MAP_RESOLUTION * (32 - y / TERRAIN_TILE_SIZE);
int x_int = (int)x;
int y_int = (int)y;
x -= x_int;
y -= y_int;
x_int &= (TERRAIN_MAP_RESOLUTION - 1);
y_int &= (TERRAIN_MAP_RESOLUTION - 1);
if(m_heightMapFlags & MAP_HEIGHT_AS_INT16)
return GetHeightS(x, y, x_int, y_int);
else if(m_heightMapFlags & MAP_HEIGHT_AS_INT8)
return GetHeightB(x, y, x_int, y_int);
return GetHeightF(x, y, x_int, y_int);
}