public void ApplyUndo()
{
if (this.m_undoList.Count < 1)
{
return;
}
InGameTerrainTool.UndoStroke undoStroke = this.m_undoList[this.m_undoList.Count - 1];
this.m_undoList.RemoveAt(this.m_undoList.Count - 1);
ushort[] undoBuffer = Singleton <TerrainManager> .instance.UndoBuffer;
ushort[] backupHeights = Singleton <TerrainManager> .instance.BackupHeights;
ushort[] rawHeights = Singleton <TerrainManager> .instance.RawHeights;
int num = Singleton <TerrainManager> .instance.UndoBuffer.Length;
int num2 = Singleton <TerrainManager> .instance.RawHeights.Length;
int num3 = undoStroke.pointer;
for (int i = undoStroke.zmin; i <= undoStroke.zmax; i++)
{
for (int j = undoStroke.xmin; j <= undoStroke.xmax; j++)
{
int num4 = i * 1081 + j;
rawHeights[num4] = undoBuffer[num3];
backupHeights[num4] = undoBuffer[num3];
num3++;
num3 %= num;
}
}
this.m_undoBufferFreePointer = undoStroke.pointer;
for (int k = 0; k < num2; k++)
{
backupHeights[k] = rawHeights[k];
}
int num5 = 128;
undoStroke.xmin = Math.Max(0, undoStroke.xmin - 2);
undoStroke.xmax = Math.Min(1080, undoStroke.xmax + 2);
undoStroke.zmin = Math.Max(0, undoStroke.zmin - 2);
undoStroke.zmax = Math.Min(1080, undoStroke.zmax + 2);
for (int l = undoStroke.zmin; l <= undoStroke.zmax; l += num5 + 1)
{
for (int m = undoStroke.xmin; m <= undoStroke.xmax; m += num5 + 1)
{
TerrainModify.UpdateArea(m, l, m + num5, l + num5, true, false, false);
}
}
this.m_strokeXmin = 1080;
this.m_strokeXmax = 0;
this.m_strokeZmin = 1080;
this.m_strokeZmax = 0;
int cost = undoStroke.total_cost * m_costMultiplier;
Singleton <EconomyManager> .instance.FetchResource(EconomyManager.Resource.Construction, -cost, ItemClass.Service.None,
ItemClass.SubService.None,
ItemClass.Level.None);
}
private void EndStroke()
{
int num = Singleton <TerrainManager> .instance.UndoBuffer.Length;
int num2 = Math.Max(0, 1 + this.m_strokeXmax - this.m_strokeXmin) * Math.Max(0, 1 + this.m_strokeZmax - this.m_strokeZmin);
if (num2 < 1)
{
return;
}
int num3 = 0;
while (this.GetFreeUndoSpace() < num2 && num3 < 10000)
{
this.m_undoList.RemoveAt(0);
num3++;
}
if (num3 >= 10000)
{
Debug.Log("InGameTerrainTool:EndStroke: unexpectedly terminated freeing loop, might be a bug.");
return;
}
InGameTerrainTool.UndoStroke item = default(InGameTerrainTool.UndoStroke);
item.xmin = this.m_strokeXmin;
item.xmax = this.m_strokeXmax;
item.zmin = this.m_strokeZmin;
item.zmax = this.m_strokeZmax;
item.total_cost = (int)m_totalCost;
item.pointer = this.m_undoBufferFreePointer;
this.m_undoList.Add(item);
ushort[] undoBuffer = Singleton <TerrainManager> .instance.UndoBuffer;
ushort[] backupHeights = Singleton <TerrainManager> .instance.BackupHeights;
ushort[] rawHeights = Singleton <TerrainManager> .instance.RawHeights;
for (int i = this.m_strokeZmin; i <= this.m_strokeZmax; i++)
{
for (int j = this.m_strokeXmin; j <= this.m_strokeXmax; j++)
{
int num4 = i * 1081 + j;
undoBuffer[this.m_undoBufferFreePointer++] = backupHeights[num4];
backupHeights[num4] = rawHeights[num4];
this.m_undoBufferFreePointer %= num;
}
}
this.m_strokeXmin = 1080;
this.m_strokeXmax = 0;
this.m_strokeZmin = 1080;
this.m_strokeZmax = 0;
this.m_totalCost = 0;
}