private void TriangulateWaterfallInWater(Vector3 v1, Vector3 v2, Vector3 v3, Vector3 v4, float y1, float y2, float waterY, Vector3 indices)
{
v1.y = v2.y = y1;
v3.y = v4.y = y2;
v1 = HexMetrics.Perturb(v1);
v2 = HexMetrics.Perturb(v2);
v3 = HexMetrics.Perturb(v3);
v4 = HexMetrics.Perturb(v4);
float t = (waterY - y2) / (y1 - y2);
v3 = Vector3.Lerp(v3, v1, t);
v4 = Vector3.Lerp(v4, v2, t);
rivers.AddQuadUnperturbed(v1, v2, v3, v4);
rivers.AddQuadUV(0f, 1f, 0.8f, 1f);
rivers.AddQuadCellData(indices, weights1, weights2);
}
private void AddWallCap(Vector3 near, Vector3 far)
{
near = HexMetrics.Perturb(near);
far = HexMetrics.Perturb(far);
Vector3 center = HexMetrics.WallLerp(near, far);
Vector3 thickness = HexMetrics.WallThicknessOffset(near, far);
Vector3 v1, v2, v3, v4;
v1 = v3 = center - thickness;
v2 = v4 = center + thickness;
v3.y = v4.y = center.y + HexMetrics.wallHeight;
walls.AddQuadUnperturbed(v1, v2, v3, v4);
}
void AddWallSegment(Vector3 nearLeft, Vector3 farLeft, Vector3 nearRight, Vector3 farRight, bool addTower = false)
{
nearLeft = HexMetrics.Perturb(nearLeft);
farLeft = HexMetrics.Perturb(farLeft);
nearRight = HexMetrics.Perturb(nearRight);
farRight = HexMetrics.Perturb(farRight);
Vector3 left = HexMetrics.WallLerp(nearLeft, farLeft);
Vector3 right = HexMetrics.WallLerp(nearRight, farRight);
Vector3 leftThicknessOffset = HexMetrics.WallThicknessOffset(nearLeft, farLeft);
Vector3 rightThicknessOffset = HexMetrics.WallThicknessOffset(nearRight, farRight);
float leftTop = left.y + HexMetrics.wallHeight;
float rightTop = right.y + HexMetrics.wallHeight;
// One side
Vector3 v1, v2, v3, v4;
v1 = v3 = left - leftThicknessOffset;
v2 = v4 = right - rightThicknessOffset;
v3.y = leftTop;
v4.y = rightTop;
walls.AddQuadUnperturbed(v1, v2, v3, v4);
Vector3 t1 = v3, t2 = v4;
// The other side
v1 = v3 = left + leftThicknessOffset;
v2 = v4 = right + rightThicknessOffset;
v3.y = leftTop;
v4.y = rightTop;
walls.AddQuadUnperturbed(v2, v1, v4, v3);
// The top
walls.AddQuadUnperturbed(t1, t2, v3, v4);
if (addTower)
{
Transform towerInstance = Instantiate(wallTower);
towerInstance.transform.localPosition = (left + right) * 0.5f;
Vector3 rightDirection = right - left;
rightDirection.y = 0f;
towerInstance.transform.right = rightDirection;
towerInstance.SetParent(container, false);
}
}