/// <summary>
/// Apply the rectangle to the terrain
/// </summary>
/// <param name="rect">The rectangle to apply</param>
public void ApplyToTerrain(RectVector3 rect, bool isPlateau)
{
for (float i = 0; i < Details.Divider; i++)
{
float iDivider = i / Details.Divider;
Vector3 top = Vector3.Lerp(rect.TopLeft, rect.TopRight, iDivider);
Vector3 bottom = Vector3.Lerp(rect.BottomLeft, rect.BottomRight, iDivider);
for (float j = 0; j < Details.Divider; j++)
{
Vector3 mid = Vector3.Lerp(top, bottom, j / Details.Divider);
Vector3 start = GetPos(mid);
float heightV = _terrainData.size.y;
SetHeight((int)(start.z), (int)(start.x), (start.y / heightV) - Details.OffSet, isPlateau);
}
}
}
/// <summary>
/// Apply the terrain height smothly
/// </summary>
/// <param name="rect">The rectangle to apply</param>
public void ApplyToTerrainSoft(RectVector3 rect)
{
ApplyHeightAsOrigianlHeight();
for (float i = 0; i < Details.Divider; i++)
{
Vector3 top = Vector3.Lerp(rect.TopLeft, rect.TopRight, i / Details.Divider);
// get the height
Vector3 topTerrain = top;
topTerrain.y = GetTerrainHeight(top);
Vector3 bottom = Vector3.Lerp(rect.BottomLeft, rect.BottomRight, i / Details.Divider);
for (float j = 0; j < Details.Divider; j++)
{
float percentage = j / Details.Divider;
Vector3 mid = Vector3.Lerp(topTerrain, bottom, percentage);
Vector3 start = GetPos(mid);
float heightV = _terrainData.size.y;
SetHeight((int)start.z, (int)start.x, (start.y / heightV) - Details.OffSet, false);
}
}
}
/// <summary>
/// Apply the road cross sections to the terrain
/// </summary>
/// <param name="rscA">The first cross section</param>
/// <param name="rscB">The second cross section</param>
public void ApplyToTerrain(RoadCrossSection rscA, RoadCrossSection rscB)
{
ApplyHeightAsOrigianlHeight();
float angle = rscA.Angle;
float x = Mathf.Sin(angle);
float z = Mathf.Cos(angle);
Vector3 plateauOffSetA = new Vector3(0, 0, 0);
plateauOffSetA.x -= (float)(x * Plateau);
plateauOffSetA.z += (float)(z * Plateau);
Vector3 slopOffSetA = new Vector3(0, 0, 0);
slopOffSetA.x -= (float)(x * Slope);
slopOffSetA.z += (float)(z * Slope);
angle = rscB.Angle;
x = Mathf.Sin(angle);
z = Mathf.Cos(angle);
Vector3 plateauOffSetB = new Vector3(0, 0, 0);
plateauOffSetB.x -= (float)(x * Plateau);
plateauOffSetB.z += (float)(z * Plateau);
Vector3 slopOffSetB = new Vector3(0, 0, 0);
slopOffSetB.x -= (float)(x * Slope);
slopOffSetB.z += (float)(z * Slope);
RectVector3 r;
if (!rscB.IsRoadTwisted(rscA))
{
r = new RectVector3(rscA.Left, rscB.Left, rscA.Right, rscB.Right);
ApplyToTerrain(r, true);
r = new RectVector3(rscA.CurbRightEnd - plateauOffSetA, rscB.CurbRightEnd - plateauOffSetB, rscA.CurbRightLip, rscB.CurbRightLip);
ApplyToTerrain(r, true);
r = new RectVector3(rscA.CurbLeftEnd + plateauOffSetA, rscB.CurbLeftEnd + plateauOffSetB, rscA.CurbLeftLip, rscB.CurbLeftLip);
ApplyToTerrain(r, true);
if (Slope != 0)
{
// slope
Vector3 slopedA = rscA.CurbRightEnd - (plateauOffSetA + slopOffSetA);
Vector3 slopedB = rscB.CurbRightEnd - (plateauOffSetB + slopOffSetB);
slopedA.y = 0;
slopedB.y = 0;
r = new RectVector3(slopedA, slopedB, rscA.CurbRightEnd - plateauOffSetA, rscB.CurbRightEnd - plateauOffSetB);
ApplyToTerrainSoft(r);
// slope
slopedA = rscA.CurbLeftEnd + (plateauOffSetA + slopOffSetA);
slopedB = rscB.CurbLeftEnd + (plateauOffSetB + slopOffSetB);
slopedA.y = 0;
slopedB.y = 0;
r = new RectVector3(slopedA, slopedB, rscA.CurbLeftEnd + plateauOffSetA, rscB.CurbLeftEnd + plateauOffSetB);
ApplyToTerrainSoft(r);
}
}
else
{
r = new RectVector3(rscA.Right, rscB.Left, rscA.Left, rscB.Right);
ApplyToTerrain(r, true);
r = new RectVector3(rscA.CurbRightEnd - plateauOffSetA, rscB.CurbLeftEnd + plateauOffSetB, rscA.CurbRightLip, rscB.CurbLeftLip);
ApplyToTerrain(r, true);
r = new RectVector3(rscA.CurbLeftEnd + plateauOffSetA, rscB.CurbRightEnd - plateauOffSetB, rscA.CurbLeftLip, rscB.CurbRightLip);
ApplyToTerrain(r, true);
if (Slope != 0)
{
// slope
Vector3 slopedA = rscA.CurbRightEnd - (plateauOffSetA + slopOffSetA);
Vector3 slopedB = rscB.CurbLeftEnd + (plateauOffSetB + slopOffSetB);
slopedA.y = 0;
slopedB.y = 0;
r = new RectVector3(slopedA, slopedB, rscA.CurbRightEnd - plateauOffSetA, rscB.CurbLeftEnd + plateauOffSetB);
ApplyToTerrainSoft(r);
// slope
slopedA = rscA.CurbLeftEnd + (plateauOffSetA + slopOffSetA);
slopedB = rscB.CurbRightEnd - (plateauOffSetB + slopOffSetB);
slopedA.y = 0;
slopedB.y = 0;
r = new RectVector3(slopedA, slopedB, rscA.CurbLeftEnd + plateauOffSetA, rscB.CurbRightEnd - plateauOffSetB);
ApplyToTerrainSoft(r);
}
}
}
