public CTSHeightMap DivideClamped(CTSHeightMap CTSHeightMap, float min, float max)
{
if (this.m_widthX != CTSHeightMap.m_widthX || this.m_depthZ != CTSHeightMap.m_depthZ)
{
Debug.LogError((object)"Can not divide different sized CTSHeightMap");
return(this);
}
for (int index1 = 0; index1 < this.m_widthX; ++index1)
{
for (int index2 = 0; index2 < this.m_depthZ; ++index2)
{
float num = this.m_heights[index1, index2] / CTSHeightMap.m_heights[index1, index2];
if ((double)num < (double)min)
{
num = min;
}
else if ((double)num > (double)max)
{
num = max;
}
this.m_heights[index1, index2] = num;
}
}
this.m_isDirty = true;
return(this);
}
/// <summary>
/// Copy the source CTSHeightMap and clamp it
/// </summary>
/// <param name="CTSHeightMap">CTSHeightMap to copy</param>
/// <param name="min">Min value to clamp it to</param>
/// <param name="max">Max value to clamp it to</param>
/// <returns>This</returns>
public CTSHeightMap CopyClamped(CTSHeightMap CTSHeightMap, float min, float max)
{
if (m_widthX != CTSHeightMap.m_widthX || m_depthZ != CTSHeightMap.m_depthZ)
{
Debug.LogError("Can not copy different sized CTSHeightMap");
return(this);
}
for (int x = 0; x < m_widthX; x++)
{
for (int z = 0; z < m_depthZ; z++)
{
float newValue = CTSHeightMap.m_heights[x, z];
if (newValue < min)
{
newValue = min;
}
else if (newValue > max)
{
newValue = max;
}
m_heights[x, z] = newValue;
}
}
m_isDirty = true;
return(this);
}
public CTSHeightMap GetSlopeMap()
{
CTSHeightMap ctsHeightMap = new CTSHeightMap(this);
for (int x = 0; x < this.m_widthX; ++x)
{
for (int z = 0; z < this.m_depthZ; ++z)
{
ctsHeightMap[x, z] = this.GetSlope(x, z);
}
}
return(ctsHeightMap);
}
/// <summary>
/// Return a new CTSHeightMap where each point at contains the slopes of this CTSHeightMap at that point
/// </summary>
/// <returns></returns>
public CTSHeightMap GetSlopeMap()
{
CTSHeightMap slopeMap = new CTSHeightMap(this);
for (int x = 0; x < m_widthX; x++)
{
for (int z = 0; z < m_depthZ; z++)
{
slopeMap[x, z] = GetSlope(x, z);
}
}
return(slopeMap);
}
public CTSHeightMap Divide(CTSHeightMap CTSHeightMap)
{
if (this.m_widthX != CTSHeightMap.m_widthX || this.m_depthZ != CTSHeightMap.m_depthZ)
{
Debug.LogError((object)"Can not divide different sized CTSHeightMap");
return(this);
}
for (int index1 = 0; index1 < this.m_widthX; ++index1)
{
for (int index2 = 0; index2 < this.m_depthZ; ++index2)
{
this.m_heights[index1, index2] /= CTSHeightMap.m_heights[index1, index2];
}
}
this.m_isDirty = true;
return(this);
}
public CTSHeightMap(CTSHeightMap source)
{
this.Reset();
this.m_widthX = source.m_widthX;
this.m_depthZ = source.m_depthZ;
this.m_widthInvX = 1f / (float)this.m_widthX;
this.m_depthInvZ = 1f / (float)this.m_depthZ;
this.m_heights = new float[this.m_widthX, this.m_depthZ];
this.m_isPowerOf2 = source.m_isPowerOf2;
this.m_metaData = new byte[source.m_metaData.Length];
for (int index = 0; index < source.m_metaData.Length; ++index)
{
this.m_metaData[index] = source.m_metaData[index];
}
Buffer.BlockCopy((Array)source.m_heights, 0, (Array)this.m_heights, 0, this.m_widthX * this.m_depthZ * 4);
this.m_isDirty = false;
}
/// <summary>
/// Add CTSHeightMap
/// </summary>
/// <param name="CTSHeightMap">CTSHeightMap to add</param>
public CTSHeightMap Add(CTSHeightMap CTSHeightMap)
{
if (m_widthX != CTSHeightMap.m_widthX || m_depthZ != CTSHeightMap.m_depthZ)
{
Debug.LogError("Can not add different sized CTSHeightMap");
return(this);
}
for (int x = 0; x < m_widthX; x++)
{
for (int z = 0; z < m_depthZ; z++)
{
m_heights[x, z] += CTSHeightMap.m_heights[x, z];
}
}
m_isDirty = true;
return(this);
}
/// <summary>
/// Create a height map that is a copy of another CTSHeightMap
/// </summary>
/// <param name="source">Source CTSHeightMap</param>
public CTSHeightMap(CTSHeightMap source)
{
Reset();
m_widthX = source.m_widthX;
m_depthZ = source.m_depthZ;
m_widthInvX = 1f / (float)(m_widthX);
m_depthInvZ = 1f / (float)(m_depthZ);
m_heights = new float[m_widthX, m_depthZ];
m_isPowerOf2 = source.m_isPowerOf2;
m_metaData = new byte[source.m_metaData.Length];
for (int idx = 0; idx < source.m_metaData.Length; idx++)
{
m_metaData[idx] = source.m_metaData[idx];
}
Buffer.BlockCopy(source.m_heights, 0, m_heights, 0, m_widthX * m_depthZ * sizeof(float));
m_isDirty = false;
}
/// <summary>
/// Smooth in a given radius
/// </summary>
/// <param name="radius">Smoothing radius</param>
/// <returns>This</returns>
public CTSHeightMap SmoothRadius(int radius)
{
radius = Mathf.Max(5, radius);
CTSHeightMap filter = new CTSHeightMap(m_widthX, m_depthZ);
float factor = 1f / ((2 * radius + 1) * (2 * radius + 1));
for (int y = 0; y < m_depthZ; y++)
{
for (int x = 0; x < m_widthX; x++)
{
filter[x, y] = factor * m_heights[x, y];
}
}
for (int x = radius; x < m_widthX - radius; x++)
{
int y = radius;
float sum = 0f;
for (int i = -radius; i < radius + 1; i++)
{
for (int j = -radius; j < radius + 1; j++)
{
sum += filter[x + j, y + i];
}
}
for (y++; y < m_depthZ - radius; y++)
{
for (int j = -radius; j < radius + 1; j++)
{
sum -= filter[x + j, y - radius - 1];
sum += filter[x + j, y + radius];
}
m_heights[x, y] = sum;
}
}
m_isDirty = true;
return(this);
}
public CTSHeightMap SmoothRadius(int radius)
{
radius = Mathf.Max(5, radius);
CTSHeightMap ctsHeightMap = new CTSHeightMap(this.m_widthX, this.m_depthZ);
float num1 = 1f / (float)((2 * radius + 1) * (2 * radius + 1));
for (int index1 = 0; index1 < this.m_depthZ; ++index1)
{
for (int index2 = 0; index2 < this.m_widthX; ++index2)
{
ctsHeightMap[index2, index1] = num1 * this.m_heights[index2, index1];
}
}
for (int index1 = radius; index1 < this.m_widthX - radius; ++index1)
{
int num2 = radius;
float num3 = 0.0f;
for (int index2 = -radius; index2 < radius + 1; ++index2)
{
for (int index3 = -radius; index3 < radius + 1; ++index3)
{
num3 += ctsHeightMap[index1 + index3, num2 + index2];
}
}
for (int index2 = num2 + 1; index2 < this.m_depthZ - radius; ++index2)
{
for (int index3 = -radius; index3 < radius + 1; ++index3)
{
num3 = num3 - ctsHeightMap[index1 + index3, index2 - radius - 1] + ctsHeightMap[index1 + index3, index2 + radius];
}
this.m_heights[index1, index2] = num3;
}
}
this.m_isDirty = true;
return(this);
}