private void RevertSphere(bool[] allowMask, ref bool[] editMask, float rx, float ry, float rz, float size, float seconds)
{
float[] heightmap = m_terrain.GetHeightmap();
float[] revertMap = m_terrain.GetOriginalHeightmap();
float s = (size + 1.0f) * 1.35f;
float margin = s + 0.5f;
int xFrom = (int)(rx - margin);
int xTo = (int)(rx + margin) + 1;
int yFrom = (int)(ry - margin);
int yTo = (int)(ry + margin) + 1;
if (xFrom < 0)
{
xFrom = 0;
}
if (yFrom < 0)
{
yFrom = 0;
}
if (xTo > 256)
{
xTo = 256;
}
if (yTo > 256)
{
yTo = 256;
}
for (int y = yFrom; y < yTo; y++)
{
for (int x = xFrom; x < xTo; x++)
{
// Check the allow mask to see if we are allowed to edit this part of the heightmap
if (!allowMask[(y / 4) * 64 + (x / 4)])
{
continue;
}
// FIXME: Finish this
}
}
}