public TreeNode()
{
this.spline = null;
this.parentID = 0;
this.groupID = 0;
this.parent = null;
this.group = null;
this.seed = 1234;
this.breakOffset = 1f;
this.visible = true;
this.animSeed = 0f;
this.scale = 1f;
this.rotation = Quaternion.identity;
this.matrix = Matrix4x4.identity;
}
private static TreeVertex CreateBillboardVertex(TreeNode node, Quaternion billboardRotation, Vector3 normalBase, float normalFix, Vector3 tangentBase, Vector2 uv)
{
TreeVertex vertex = new TreeVertex {
pos = node.matrix.MultiplyPoint(Vector3.zero),
uv0 = uv
};
uv = ((Vector2) (2f * uv)) - Vector2.one;
vertex.nor = (Vector3) (billboardRotation * new Vector3(uv.x * node.scale, uv.y * node.scale, 0f));
vertex.nor.z = normalFix;
Vector3 vector2 = (Vector3) (billboardRotation * new Vector3(uv.x * normalBase.x, uv.y * normalBase.y, normalBase.z));
Vector3 normalized = vector2.normalized;
Vector3 vector3 = tangentBase - ((Vector3) (normalized * Vector3.Dot(tangentBase, normalized)));
vertex.tangent = vector3.normalized;
vertex.tangent.w = 0f;
return vertex;
}
public TreeNode AddNode(TreeGroup g, TreeNode parent, bool validate)
{
if (g == null)
{
return null;
}
TreeNode n = new TreeNode {
uniqueID = this._uniqueID
};
this._uniqueID++;
this.SetNodeParent(n, parent);
n.groupID = g.uniqueID;
n.group = g;
g.nodeIDs = this.ArrayAdd(g.nodeIDs, n.uniqueID);
g.nodes.Add(n);
this.nodes = this.ArrayAdd(this.nodes, n);
if (validate)
{
this.ValidateReferences();
}
return n;
}
private void DuplicateSelected(TreeData treeData)
{
this.UndoStoreSelected(EditMode.Duplicate);
if (s_SelectedNode != null)
{
s_SelectedNode = treeData.DuplicateNode(s_SelectedNode);
s_SelectedGroup.Lock();
}
else
{
this.SelectGroup(treeData.DuplicateGroup(s_SelectedGroup));
}
this.m_WantCompleteUpdate = true;
UpdateMesh(base.target as Tree);
this.m_WantCompleteUpdate = false;
}
private Bounds CalcBounds(TreeData treeData, Matrix4x4 objMatrix, TreeNode node)
{
Matrix4x4 matrixx = objMatrix * node.matrix;
if (((treeData.GetGroup(node.groupID).GetType() == typeof(TreeGroupBranch)) && (node.spline != null)) && (node.spline.nodes.Length > 0))
{
Bounds bounds = new Bounds(matrixx.MultiplyPoint(node.spline.nodes[0].point), Vector3.zero);
for (int i = 1; i < node.spline.nodes.Length; i++)
{
bounds.Encapsulate(matrixx.MultiplyPoint(node.spline.nodes[i].point));
}
return bounds;
}
return new Bounds(matrixx.MultiplyPoint(Vector3.zero), Vector3.zero);
}
private void UpdateNodeMesh(TreeNode node, List<TreeMaterial> materials, List<TreeVertex> verts, List<TreeTriangle> tris, List<TreeAOSphere> aoSpheres, int buildFlags, float adaptiveQuality, float aoDensity)
{
node.triStart = tris.Count;
node.triEnd = tris.Count;
node.vertStart = verts.Count;
node.vertEnd = verts.Count;
if (!node.visible || !this.visible)
{
return;
}
Profiler.BeginSample("TreeGroupBranch.UpdateNodeMesh");
int count = verts.Count;
float approximateLength = node.spline.GetApproximateLength();
List<RingLoop> list = new List<RingLoop>();
float adaptiveQuality2 = Mathf.Clamp01(adaptiveQuality * this.lodQualityMultiplier);
List<float> adaptiveSamples = TreeData.GetAdaptiveSamples(this, node, adaptiveQuality2);
int adaptiveRadialSegments = TreeData.GetAdaptiveRadialSegments(this.radius, adaptiveQuality2);
TreeGroupBranch treeGroupBranch = null;
if (this.parentGroup != null && this.parentGroup.GetType() == typeof(TreeGroupBranch))
{
treeGroupBranch = (TreeGroupBranch)this.parentGroup;
}
if (this.geometryMode == TreeGroupBranch.GeometryMode.BranchFrond || this.geometryMode == TreeGroupBranch.GeometryMode.Branch)
{
int materialIndex = TreeGroup.GetMaterialIndex(this.materialBranch, materials, true);
float num = 0f;
float num2 = 0f;
float num3 = approximateLength / (this.GetRadiusAtTime(node, 0f, false) * 3.14159274f * 2f);
bool flag = true;
if (node.parent != null && treeGroupBranch != null)
{
num2 = node.offset * node.parent.spline.GetApproximateLength();
}
float num4 = 1f - node.capRange;
for (int i = 0; i < adaptiveSamples.Count; i++)
{
float num5 = adaptiveSamples[i];
Vector3 positionAtTime = node.spline.GetPositionAtTime(num5);
Quaternion rotationAtTime = node.spline.GetRotationAtTime(num5);
float radiusAtTime = this.GetRadiusAtTime(node, num5, false);
Matrix4x4 m = node.matrix * Matrix4x4.TRS(positionAtTime, rotationAtTime, new Vector3(1f, 1f, 1f));
Vector3 flareWeldAtTime = this.GetFlareWeldAtTime(node, num5);
float num6 = Mathf.Max(flareWeldAtTime.x, Mathf.Max(flareWeldAtTime.y, flareWeldAtTime.z) * 0.25f);
if (num5 <= num4)
{
adaptiveRadialSegments = TreeData.GetAdaptiveRadialSegments(radiusAtTime + num6, adaptiveQuality2);
}
if (flag)
{
if (i > 0)
{
float num7 = adaptiveSamples[i - 1];
float num8 = num5 - num7;
float num9 = (radiusAtTime + this.GetRadiusAtTime(node, num7, false)) * 0.5f;
num += num8 * approximateLength / (num9 * 3.14159274f * 2f);
}
}
else
{
num = num2 + num5 * num3;
}
Vector2 vector = base.ComputeWindFactor(node, num5);
RingLoop ringLoop = new RingLoop();
ringLoop.Reset(radiusAtTime, m, num, adaptiveRadialSegments);
ringLoop.SetSurfaceAngle(node.GetSurfaceAngleAtTime(num5));
ringLoop.SetAnimationProperties(vector.x, vector.y, 0f, node.animSeed);
ringLoop.SetSpread(flareWeldAtTime.y, flareWeldAtTime.z);
ringLoop.SetNoise(this.noise * Mathf.Clamp01(this.noiseCurve.Evaluate(num5)), this.noiseScaleU * 10f, this.noiseScaleV * 10f);
ringLoop.SetFlares(flareWeldAtTime.x, this.flareNoise * 10f);
int count2 = verts.Count;
ringLoop.BuildVertices(verts);
int count3 = verts.Count;
if ((buildFlags & 2) != 0)
{
float num10 = this.weldHeight;
float num11 = Mathf.Pow(Mathf.Clamp01((1f - num5 - (1f - this.weldHeight)) / this.weldHeight), 1.5f);
float d = 1f - num11;
if (num5 < num10 && node.parent != null && node.parent.spline != null)
{
Ray ray = default(Ray);
for (int j = count2; j < count3; j++)
{
ray.origin = verts[j].pos;
ray.direction = m.MultiplyVector(-Vector3.up);
Vector3 pos = verts[j].pos;
Vector3 nor = verts[j].nor;
float num12 = -10000f;
float num13 = 100000f;
for (int k = node.parent.triStart; k < node.parent.triEnd; k++)
{
object obj = MathUtils.IntersectRayTriangle(ray, verts[tris[k].v[0]].pos, verts[tris[k].v[1]].pos, verts[tris[k].v[2]].pos, true);
if (obj != null)
{
RaycastHit raycastHit = (RaycastHit)obj;
if (Mathf.Abs(raycastHit.distance) < num13 && raycastHit.distance > num12)
{
num13 = Mathf.Abs(raycastHit.distance);
verts[j].nor = verts[tris[k].v[0]].nor * raycastHit.barycentricCoordinate.x + verts[tris[k].v[1]].nor * raycastHit.barycentricCoordinate.y + verts[tris[k].v[2]].nor * raycastHit.barycentricCoordinate.z;
verts[j].nor = verts[j].nor * num11 + nor * d;
verts[j].pos = raycastHit.point * num11 + pos * d;
}
}
}
}
}
}
list.Add(ringLoop);
if (num5 == 1f && ringLoop.radius > 0.005f)
{
RingLoop ringLoop2 = ringLoop.Clone();
ringLoop2.radius = 0f;
ringLoop2.baseOffset += radiusAtTime / 6.28318548f;
ringLoop2.BuildVertices(verts);
list.Add(ringLoop2);
}
}
if (list.Count > 0 && list[list.Count - 1].radius > 0.025f && node.breakOffset < 1f)
{
float mappingScale = 1f / (this.radius * 3.14159274f * 2f);
float sphereFactor = 0f;
float num14 = 1f;
int mappingMode = 0;
Material m2 = this.materialBranch;
if (this.materialBreak != null)
{
m2 = this.materialBreak;
}
int materialIndex2 = TreeGroup.GetMaterialIndex(m2, materials, false);
list[list.Count - 1].Cap(sphereFactor, num14, mappingMode, mappingScale, verts, tris, materialIndex2);
}
node.triStart = tris.Count;
for (int l = 0; l < list.Count - 1; l++)
{
list[l].Connect(list[l + 1], tris, materialIndex, false, false);
}
node.triEnd = tris.Count;
list.Clear();
}
float num15 = Mathf.Min(this.frondRange.x, this.frondRange.y);
float num16 = Mathf.Max(this.frondRange.x, this.frondRange.y);
float num17 = num15;
float num18 = num16;
num15 = Mathf.Clamp(num15, 0f, node.breakOffset);
num16 = Mathf.Clamp(num16, 0f, node.breakOffset);
if ((this.geometryMode == TreeGroupBranch.GeometryMode.BranchFrond || this.geometryMode == TreeGroupBranch.GeometryMode.Frond) && this.frondCount > 0 && num15 != num16)
{
bool flag2 = true;
bool flag3 = true;
for (int n = 0; n < adaptiveSamples.Count; n++)
{
float num19 = adaptiveSamples[n];
if (num19 < num15)
{
adaptiveSamples.RemoveAt(n);
n--;
}
else
{
if (num19 == num15)
{
flag2 = false;
}
else
{
if (num19 == num16)
{
flag3 = false;
}
else
{
if (num19 > num16)
{
adaptiveSamples.RemoveAt(n);
n--;
}
}
}
}
}
if (flag2)
{
adaptiveSamples.Insert(0, num15);
}
if (flag3)
{
adaptiveSamples.Add(num16);
}
int materialIndex3 = TreeGroup.GetMaterialIndex(this.materialFrond, materials, false);
float num20 = 1f - node.capRange;
for (int num21 = 0; num21 < this.frondCount; num21++)
{
float num22 = this.frondCrease * 90f * 0.0174532924f;
float num23 = (this.frondRotation * 360f + (float)num21 * 180f / (float)this.frondCount - 90f) * 0.0174532924f;
float f = -num23 - num22;
float f2 = num23 - num22;
Vector3 a = new Vector3(Mathf.Sin(f), 0f, Mathf.Cos(f));
Vector3 vector2 = new Vector3(a.z, 0f, -a.x);
Vector3 a2 = new Vector3(Mathf.Sin(f2), 0f, -Mathf.Cos(f2));
Vector3 vector3 = new Vector3(-a2.z, 0f, a2.x);
for (int num24 = 0; num24 < adaptiveSamples.Count; num24++)
{
float num25 = adaptiveSamples[num24];
float y = (num25 - num17) / (num18 - num17);
float timeParam = num25;
if (num25 > num20)
{
timeParam = num20;
float f3 = Mathf.Acos(Mathf.Clamp01((num25 - num20) / node.capRange));
float num26 = Mathf.Sin(f3);
float y2 = Mathf.Cos(f3) * this.capSmoothing;
a = new Vector3(Mathf.Sin(f) * num26, y2, Mathf.Cos(f) * num26);
vector2 = new Vector3(a.z, a.y, -a.x);
a2 = new Vector3(Mathf.Sin(f2) * num26, y2, -Mathf.Cos(f2) * num26);
vector3 = new Vector3(-a2.z, a2.y, a2.x);
}
Vector3 a3 = new Vector3(0f, 0f, -1f);
Vector3 positionAtTime2 = node.spline.GetPositionAtTime(timeParam);
Quaternion rotationAtTime2 = node.spline.GetRotationAtTime(num25);
float d2 = Mathf.Clamp01(this.frondCurve.Evaluate(num25)) * this.frondWidth * node.GetScale();
Matrix4x4 matrix4x = node.matrix * Matrix4x4.TRS(positionAtTime2, rotationAtTime2, new Vector3(1f, 1f, 1f));
if (TreeGroup.GenerateDoubleSidedGeometry)
{
for (float num27 = -1f; num27 < 2f; num27 += 2f)
{
TreeVertex treeVertex = new TreeVertex();
treeVertex.pos = matrix4x.MultiplyPoint(a * d2);
treeVertex.nor = matrix4x.MultiplyVector(vector2 * num27).normalized;
treeVertex.tangent = TreeGroup.CreateTangent(node, rotationAtTime2, treeVertex.nor);
treeVertex.tangent.w = -num27;
treeVertex.uv0 = new Vector2(1f, y);
TreeVertex treeVertex2 = new TreeVertex();
treeVertex2.pos = matrix4x.MultiplyPoint(Vector3.zero);
treeVertex2.nor = matrix4x.MultiplyVector(a3 * num27).normalized;
treeVertex2.tangent = TreeGroup.CreateTangent(node, rotationAtTime2, treeVertex2.nor);
treeVertex2.tangent.w = -num27;
treeVertex2.uv0 = new Vector2(0.5f, y);
TreeVertex treeVertex3 = new TreeVertex();
treeVertex3.pos = matrix4x.MultiplyPoint(Vector3.zero);
treeVertex3.nor = matrix4x.MultiplyVector(a3 * num27).normalized;
treeVertex3.tangent = TreeGroup.CreateTangent(node, rotationAtTime2, treeVertex3.nor);
treeVertex3.tangent.w = -num27;
treeVertex3.uv0 = new Vector2(0.5f, y);
TreeVertex treeVertex4 = new TreeVertex();
treeVertex4.pos = matrix4x.MultiplyPoint(a2 * d2);
treeVertex4.nor = matrix4x.MultiplyVector(vector3 * num27).normalized;
treeVertex4.tangent = TreeGroup.CreateTangent(node, rotationAtTime2, treeVertex4.nor);
treeVertex4.tangent.w = -num27;
treeVertex4.uv0 = new Vector2(0f, y);
Vector2 vector4 = base.ComputeWindFactor(node, num25);
treeVertex.SetAnimationProperties(vector4.x, vector4.y, this.animationEdge, node.animSeed);
treeVertex2.SetAnimationProperties(vector4.x, vector4.y, 0f, node.animSeed);
treeVertex3.SetAnimationProperties(vector4.x, vector4.y, 0f, node.animSeed);
treeVertex4.SetAnimationProperties(vector4.x, vector4.y, this.animationEdge, node.animSeed);
verts.Add(treeVertex);
verts.Add(treeVertex2);
verts.Add(treeVertex3);
verts.Add(treeVertex4);
}
if (num24 > 0)
{
int count4 = verts.Count;
TreeTriangle treeTriangle = new TreeTriangle(materialIndex3, count4 - 4, count4 - 3, count4 - 11);
TreeTriangle treeTriangle2 = new TreeTriangle(materialIndex3, count4 - 4, count4 - 11, count4 - 12);
treeTriangle.flip();
treeTriangle2.flip();
TreeTriangle item = new TreeTriangle(materialIndex3, count4 - 8, count4 - 7, count4 - 15);
TreeTriangle item2 = new TreeTriangle(materialIndex3, count4 - 8, count4 - 15, count4 - 16);
tris.Add(treeTriangle);
tris.Add(treeTriangle2);
tris.Add(item);
tris.Add(item2);
TreeTriangle item3 = new TreeTriangle(materialIndex3, count4 - 2, count4 - 9, count4 - 1);
TreeTriangle item4 = new TreeTriangle(materialIndex3, count4 - 2, count4 - 10, count4 - 9);
TreeTriangle treeTriangle3 = new TreeTriangle(materialIndex3, count4 - 6, count4 - 13, count4 - 5);
TreeTriangle treeTriangle4 = new TreeTriangle(materialIndex3, count4 - 6, count4 - 14, count4 - 13);
treeTriangle3.flip();
treeTriangle4.flip();
tris.Add(item3);
tris.Add(item4);
tris.Add(treeTriangle3);
tris.Add(treeTriangle4);
}
}
else
{
TreeVertex treeVertex5 = new TreeVertex();
treeVertex5.pos = matrix4x.MultiplyPoint(a * d2);
treeVertex5.nor = matrix4x.MultiplyVector(vector2).normalized;
treeVertex5.uv0 = new Vector2(0f, y);
TreeVertex treeVertex6 = new TreeVertex();
treeVertex6.pos = matrix4x.MultiplyPoint(Vector3.zero);
treeVertex6.nor = matrix4x.MultiplyVector(Vector3.back).normalized;
treeVertex6.uv0 = new Vector2(0.5f, y);
TreeVertex treeVertex7 = new TreeVertex();
treeVertex7.pos = matrix4x.MultiplyPoint(a2 * d2);
treeVertex7.nor = matrix4x.MultiplyVector(vector3).normalized;
treeVertex7.uv0 = new Vector2(1f, y);
Vector2 vector5 = base.ComputeWindFactor(node, num25);
treeVertex5.SetAnimationProperties(vector5.x, vector5.y, this.animationEdge, node.animSeed);
treeVertex6.SetAnimationProperties(vector5.x, vector5.y, 0f, node.animSeed);
treeVertex7.SetAnimationProperties(vector5.x, vector5.y, this.animationEdge, node.animSeed);
verts.Add(treeVertex5);
verts.Add(treeVertex6);
verts.Add(treeVertex7);
if (num24 > 0)
{
int count5 = verts.Count;
TreeTriangle item5 = new TreeTriangle(materialIndex3, count5 - 2, count5 - 3, count5 - 6);
TreeTriangle item6 = new TreeTriangle(materialIndex3, count5 - 2, count5 - 6, count5 - 5);
tris.Add(item5);
tris.Add(item6);
TreeTriangle item7 = new TreeTriangle(materialIndex3, count5 - 2, count5 - 4, count5 - 1);
TreeTriangle item8 = new TreeTriangle(materialIndex3, count5 - 2, count5 - 5, count5 - 4);
tris.Add(item7);
tris.Add(item8);
}
}
}
}
}
if ((buildFlags & 1) != 0)
{
for (int num28 = count; num28 < verts.Count; num28++)
{
verts[num28].SetAmbientOcclusion(TreeGroup.ComputeAmbientOcclusion(verts[num28].pos, verts[num28].nor, aoSpheres, aoDensity));
}
}
node.vertEnd = verts.Count;
Profiler.EndSample();
}
private Vector3 GetFlareWeldAtTime(TreeNode node, float time)
{
float scale = node.GetScale();
float num = 0f;
float num2 = 0f;
if (this.flareHeight > 0.001f)
{
float value = (1f - time - (1f - this.flareHeight)) / this.flareHeight;
num = Mathf.Pow(Mathf.Clamp01(value), 1.5f) * scale;
}
if (this.weldHeight > 0.001f)
{
float value2 = (1f - time - (1f - this.weldHeight)) / this.weldHeight;
num2 = Mathf.Pow(Mathf.Clamp01(value2), 1.5f) * scale;
}
return new Vector3(num * this.flareSize, num2 * this.weldSpreadTop * TreeGroupBranch.spreadMul, num2 * this.weldSpreadBottom * TreeGroupBranch.spreadMul);
}
private void SelectGroup(TreeGroup group)
{
if (group == null)
{
Debug.Log("GROUP SELECTION IS NULL!");
}
if (this.m_TreeEditorHelper.NodeHasWrongMaterial(group))
{
s_ShowCategory = 1;
}
s_SelectedGroup = group;
s_SelectedNode = null;
s_SelectedPoint = -1;
EditorUtility.SetDirty(this.target);
Tree target = this.target as Tree;
if (target != null)
{
EditorUtility.SetSelectedWireframeHidden(target.GetComponent<Renderer>(), !(s_SelectedGroup is TreeGroupRoot));
}
}
public TreeNode DuplicateNode(TreeNode n)
{
TreeGroup group = this.GetGroup(n.groupID);
if (group == null)
{
return null;
}
TreeNode treeNode = this.AddNode(group, this.GetNode(n.parentID));
this.CopyFields(n, treeNode);
return treeNode;
}
private Vector3 GetFlareWeldAtTime(TreeNode node, float time)
{
float scale = node.GetScale();
float num2 = 0f;
float num3 = 0f;
if (this.flareHeight > 0.001f)
{
float num4 = ((1f - time) - (1f - this.flareHeight)) / this.flareHeight;
num2 = Mathf.Pow(Mathf.Clamp01(num4), 1.5f) * scale;
}
if (this.weldHeight > 0.001f)
{
float num5 = ((1f - time) - (1f - this.weldHeight)) / this.weldHeight;
num3 = Mathf.Pow(Mathf.Clamp01(num5), 1.5f) * scale;
}
return new Vector3(num2 * this.flareSize, (num3 * this.weldSpreadTop) * spreadMul, (num3 * this.weldSpreadBottom) * spreadMul);
}
private void UpdateNodeMesh(TreeNode node, List<TreeMaterial> materials, List<TreeVertex> verts, List<TreeTriangle> tris, List<TreeAOSphere> aoSpheres, int buildFlags, float adaptiveQuality, float aoDensity)
{
node.triStart = tris.Count;
node.triEnd = tris.Count;
node.vertStart = verts.Count;
node.vertEnd = verts.Count;
if (!node.visible || !this.visible)
{
return;
}
Profiler.BeginSample("TreeGroupLeaf.UpdateNodeMesh");
Vector2 vector = base.ComputeWindFactor(node, node.offset);
if (this.geometryMode == 4)
{
if (TreeGroupLeaf.cloneMesh == null)
{
return;
}
if (TreeGroupLeaf.cloneVerts == null)
{
return;
}
if (TreeGroupLeaf.cloneNormals == null)
{
return;
}
if (TreeGroupLeaf.cloneTangents == null)
{
return;
}
if (TreeGroupLeaf.cloneUVs == null)
{
return;
}
Matrix4x4 localToWorldMatrix = this.instanceMesh.transform.localToWorldMatrix;
Matrix4x4 matrix4x = node.matrix * localToWorldMatrix;
int count = verts.Count;
float num = 5f;
for (int i = 0; i < TreeGroupLeaf.cloneVerts.Length; i++)
{
TreeVertex treeVertex = new TreeVertex();
treeVertex.pos = matrix4x.MultiplyPoint(TreeGroupLeaf.cloneVerts[i]);
treeVertex.nor = matrix4x.MultiplyVector(TreeGroupLeaf.cloneNormals[i]).normalized;
treeVertex.uv0 = new Vector2(TreeGroupLeaf.cloneUVs[i].x, TreeGroupLeaf.cloneUVs[i].y);
Vector3 normalized = matrix4x.MultiplyVector(new Vector3(TreeGroupLeaf.cloneTangents[i].x, TreeGroupLeaf.cloneTangents[i].y, TreeGroupLeaf.cloneTangents[i].z)).normalized;
treeVertex.tangent = new Vector4(normalized.x, normalized.y, normalized.z, TreeGroupLeaf.cloneTangents[i].w);
float edgeFactor = TreeGroupLeaf.cloneVerts[i].magnitude / num * this.animationEdge;
treeVertex.SetAnimationProperties(vector.x, vector.y, edgeFactor, node.animSeed);
if ((buildFlags & 1) != 0)
{
treeVertex.SetAmbientOcclusion(TreeGroup.ComputeAmbientOcclusion(treeVertex.pos, treeVertex.nor, aoSpheres, aoDensity));
}
verts.Add(treeVertex);
}
for (int j = 0; j < TreeGroupLeaf.cloneMesh.subMeshCount; j++)
{
int[] triangles = TreeGroupLeaf.cloneMesh.GetTriangles(j);
int materialIndex;
if (this.instanceMesh.GetComponent<Renderer>() != null && j < this.instanceMesh.GetComponent<Renderer>().sharedMaterials.Length)
{
materialIndex = TreeGroup.GetMaterialIndex(this.instanceMesh.GetComponent<Renderer>().sharedMaterials[j], materials, false);
}
else
{
materialIndex = TreeGroup.GetMaterialIndex(null, materials, false);
}
for (int k = 0; k < triangles.Length; k += 3)
{
TreeTriangle item = new TreeTriangle(materialIndex, triangles[k] + count, triangles[k + 1] + count, triangles[k + 2] + count);
tris.Add(item);
}
}
}
else
{
if (this.geometryMode == 3)
{
Vector3 eulerAngles = node.rotation.eulerAngles;
eulerAngles.z = eulerAngles.x * 2f;
eulerAngles.x = 0f;
eulerAngles.y = 0f;
Quaternion quaternion = Quaternion.Euler(eulerAngles);
Vector3 normalBase = new Vector3(TreeGroup.GenerateBendBillboardNormalFactor, TreeGroup.GenerateBendBillboardNormalFactor, 1f);
Vector3 tangentBase = quaternion * new Vector3(1f, 0f, 0f);
float normalFix = node.scale / (TreeGroup.GenerateBendBillboardNormalFactor * TreeGroup.GenerateBendBillboardNormalFactor);
TreeVertex treeVertex2 = TreeGroupLeaf.CreateBillboardVertex(node, quaternion, normalBase, normalFix, tangentBase, new Vector2(0f, 1f));
TreeVertex treeVertex3 = TreeGroupLeaf.CreateBillboardVertex(node, quaternion, normalBase, normalFix, tangentBase, new Vector2(0f, 0f));
TreeVertex treeVertex4 = TreeGroupLeaf.CreateBillboardVertex(node, quaternion, normalBase, normalFix, tangentBase, new Vector2(1f, 0f));
TreeVertex treeVertex5 = TreeGroupLeaf.CreateBillboardVertex(node, quaternion, normalBase, normalFix, tangentBase, new Vector2(1f, 1f));
treeVertex2.SetAnimationProperties(vector.x, vector.y, this.animationEdge, node.animSeed);
treeVertex3.SetAnimationProperties(vector.x, vector.y, this.animationEdge, node.animSeed);
treeVertex4.SetAnimationProperties(vector.x, vector.y, this.animationEdge, node.animSeed);
treeVertex5.SetAnimationProperties(vector.x, vector.y, this.animationEdge, node.animSeed);
if ((buildFlags & 1) != 0)
{
Vector3 b = Vector3.right * node.scale;
Vector3 b2 = Vector3.forward * node.scale;
float num2 = TreeGroup.ComputeAmbientOcclusion(treeVertex2.pos + b, Vector3.right, aoSpheres, aoDensity);
num2 += TreeGroup.ComputeAmbientOcclusion(treeVertex2.pos - b, -Vector3.right, aoSpheres, aoDensity);
num2 += TreeGroup.ComputeAmbientOcclusion(treeVertex2.pos + b2, Vector3.forward, aoSpheres, aoDensity);
num2 += TreeGroup.ComputeAmbientOcclusion(treeVertex2.pos - b2, -Vector3.forward, aoSpheres, aoDensity);
num2 /= 4f;
treeVertex2.SetAmbientOcclusion(num2);
treeVertex3.SetAmbientOcclusion(num2);
treeVertex4.SetAmbientOcclusion(num2);
treeVertex5.SetAmbientOcclusion(num2);
}
int count2 = verts.Count;
verts.Add(treeVertex2);
verts.Add(treeVertex3);
verts.Add(treeVertex4);
verts.Add(treeVertex5);
int materialIndex2 = TreeGroup.GetMaterialIndex(this.materialLeaf, materials, false);
tris.Add(new TreeTriangle(materialIndex2, count2, count2 + 2, count2 + 1, true));
tris.Add(new TreeTriangle(materialIndex2, count2, count2 + 3, count2 + 2, true));
}
else
{
int num3 = 0;
switch (this.geometryMode)
{
case 0:
num3 = 1;
break;
case 1:
num3 = 2;
break;
case 2:
num3 = 3;
break;
}
int materialIndex3 = TreeGroup.GetMaterialIndex(this.materialLeaf, materials, false);
Vector2[] array = new Vector2[]
{
new Vector2(0f, 1f),
new Vector2(0f, 0f),
new Vector2(1f, 0f),
new Vector2(1f, 1f)
};
Vector2[] array2 = this.GetPlaneHullVertices(this.materialLeaf);
if (array2 == null)
{
array2 = array;
}
float scale = node.scale;
Vector3[] array3 = new Vector3[]
{
new Vector3(-scale, 0f, -scale),
new Vector3(-scale, 0f, scale),
new Vector3(scale, 0f, scale),
new Vector3(scale, 0f, -scale)
};
Vector3 vector2 = new Vector3(TreeGroup.GenerateBendNormalFactor, 1f - TreeGroup.GenerateBendNormalFactor, TreeGroup.GenerateBendNormalFactor);
Vector3[] expr_788 = new Vector3[4];
int arg_7B4_0_cp_1 = 0;
Vector3 vector3 = new Vector3(-vector2.x, vector2.y, -vector2.z);
expr_788[arg_7B4_0_cp_1] = vector3.normalized;
int arg_7E2_0_cp_1 = 1;
Vector3 vector4 = new Vector3(-vector2.x, vector2.y, 0f);
expr_788[arg_7E2_0_cp_1] = vector4.normalized;
int arg_80F_0_cp_1 = 2;
Vector3 vector5 = new Vector3(vector2.x, vector2.y, 0f);
expr_788[arg_80F_0_cp_1] = vector5.normalized;
int arg_83F_0_cp_1 = 3;
Vector3 vector6 = new Vector3(vector2.x, vector2.y, -vector2.z);
expr_788[arg_83F_0_cp_1] = vector6.normalized;
Vector3[] array4 = expr_788;
for (int l = 0; l < num3; l++)
{
Quaternion quaternion2 = Quaternion.Euler(new Vector3(90f, 0f, 0f));
int num4 = l;
if (num4 != 1)
{
if (num4 == 2)
{
quaternion2 = Quaternion.Euler(new Vector3(0f, 90f, 0f));
}
}
else
{
quaternion2 = Quaternion.Euler(new Vector3(90f, 90f, 0f));
}
TreeVertex[] array5 = new TreeVertex[]
{
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex()
};
for (int m = 0; m < 4; m++)
{
array5[m].pos = node.matrix.MultiplyPoint(quaternion2 * array3[m]);
array5[m].nor = node.matrix.MultiplyVector(quaternion2 * array4[m]);
array5[m].tangent = TreeGroup.CreateTangent(node, quaternion2, array5[m].nor);
array5[m].uv0 = array2[m];
array5[m].SetAnimationProperties(vector.x, vector.y, this.animationEdge, node.animSeed);
if ((buildFlags & 1) != 0)
{
array5[m].SetAmbientOcclusion(TreeGroup.ComputeAmbientOcclusion(array5[m].pos, array5[m].nor, aoSpheres, aoDensity));
}
}
for (int n = 0; n < 4; n++)
{
array5[n + 4].Lerp4(array5, array2[n]);
array5[n + 4].uv0 = array5[n].uv0;
array5[n + 4].uv1 = array5[n].uv1;
array5[n + 4].flag = array5[n].flag;
}
int count3 = verts.Count;
for (int num5 = 0; num5 < 4; num5++)
{
verts.Add(array5[num5 + 4]);
}
tris.Add(new TreeTriangle(materialIndex3, count3, count3 + 1, count3 + 2));
tris.Add(new TreeTriangle(materialIndex3, count3, count3 + 2, count3 + 3));
Vector3 inNormal = node.matrix.MultiplyVector(quaternion2 * new Vector3(0f, 1f, 0f));
if (TreeGroup.GenerateDoubleSidedGeometry)
{
TreeVertex[] array6 = new TreeVertex[]
{
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex(),
new TreeVertex()
};
for (int num6 = 0; num6 < 4; num6++)
{
array6[num6].pos = array5[num6].pos;
array6[num6].nor = Vector3.Reflect(array5[num6].nor, inNormal);
array6[num6].tangent = Vector3.Reflect(array5[num6].tangent, inNormal);
array6[num6].tangent.w = -1f;
array6[num6].uv0 = array5[num6].uv0;
array6[num6].SetAnimationProperties(vector.x, vector.y, this.animationEdge, node.animSeed);
if ((buildFlags & 1) != 0)
{
array6[num6].SetAmbientOcclusion(TreeGroup.ComputeAmbientOcclusion(array6[num6].pos, array6[num6].nor, aoSpheres, aoDensity));
}
}
for (int num7 = 0; num7 < 4; num7++)
{
array6[num7 + 4].Lerp4(array6, array2[num7]);
array6[num7 + 4].uv0 = array6[num7].uv0;
array6[num7 + 4].uv1 = array6[num7].uv1;
array6[num7 + 4].flag = array6[num7].flag;
}
int count4 = verts.Count;
for (int num8 = 0; num8 < 4; num8++)
{
verts.Add(array6[num8 + 4]);
}
tris.Add(new TreeTriangle(materialIndex3, count4, count4 + 2, count4 + 1));
tris.Add(new TreeTriangle(materialIndex3, count4, count4 + 3, count4 + 2));
}
}
}
}
node.triEnd = tris.Count;
node.vertEnd = verts.Count;
Profiler.EndSample();
}
private static TreeVertex CreateBillboardVertex(TreeNode node, Quaternion billboardRotation, Vector3 normalBase, float normalFix, Vector3 tangentBase, Vector2 uv)
{
TreeVertex treeVertex = new TreeVertex();
treeVertex.pos = node.matrix.MultiplyPoint(Vector3.zero);
treeVertex.uv0 = uv;
uv = 2f * uv - Vector2.one;
treeVertex.nor = billboardRotation * new Vector3(uv.x * node.scale, uv.y * node.scale, 0f);
treeVertex.nor.z = normalFix;
Vector3 normalized = (billboardRotation * new Vector3(uv.x * normalBase.x, uv.y * normalBase.y, normalBase.z)).normalized;
treeVertex.tangent = (tangentBase - normalized * Vector3.Dot(tangentBase, normalized)).normalized;
treeVertex.tangent.w = 0f;
return treeVertex;
}
public virtual float GetRadiusAtTime(TreeNode node, float t, bool includeModifications)
{
return 0f;
}
protected static Vector4 CreateTangent(TreeNode node, Quaternion rot, Vector3 normal)
{
Vector3 lhs = node.matrix.MultiplyVector((Vector3) (rot * new Vector3(1f, 0f, 0f)));
lhs -= (Vector3) (normal * Vector3.Dot(lhs, normal));
lhs.Normalize();
return new Vector4(lhs.x, lhs.y, lhs.z, 1f);
}
public Vector2 ComputeWindFactor(TreeNode node, float offset)
{
Vector2 vector;
if (node.group.parentGroup.GetType() == typeof(TreeGroupRoot))
{
vector = new Vector2(0f, 0f);
}
else
{
vector = node.parent.group.ComputeWindFactor(node.parent, node.offset);
}
float scale = node.GetScale();
vector.x += (((offset * offset) * offset) * scale) * this.animationPrimary;
vector.y += ((offset * offset) * scale) * this.animationSecondary;
return vector;
}
public void DeleteNode(TreeNode n)
{
this.DeleteNode(n, true);
}
public void DeleteNode(TreeNode n, bool validate)
{
TreeGroup group = this.GetGroup(n.groupID);
if (group != null)
{
group.nodeIDs = this.ArrayRemove(group.nodeIDs, n.uniqueID);
group.nodes.Remove(n);
for (int i = 0; i < group.childGroups.Count; i++)
{
TreeGroup treeGroup = group.childGroups[i];
for (int j = treeGroup.nodes.Count - 1; j >= 0; j--)
{
if (treeGroup.nodes[j] != null && treeGroup.nodes[j].parentID == n.uniqueID)
{
this.DeleteNode(treeGroup.nodes[j], false);
}
}
}
}
n.group = null;
n.groupID = 0;
n.parent = null;
n.parentID = 0;
this.nodes = this.ArrayRemove(this.nodes, n);
if (validate)
{
this.ValidateReferences();
}
}
private void UpdateNodeMesh(TreeNode node, List<TreeMaterial> materials, List<TreeVertex> verts, List<TreeTriangle> tris, List<TreeAOSphere> aoSpheres, int buildFlags, float adaptiveQuality, float aoDensity)
{
node.triStart = tris.Count;
node.triEnd = tris.Count;
node.vertStart = verts.Count;
node.vertEnd = verts.Count;
if (node.visible && base.visible)
{
int count = verts.Count;
float approximateLength = node.spline.GetApproximateLength();
List<RingLoop> list = new List<RingLoop>();
float num3 = Mathf.Clamp01(adaptiveQuality * this.lodQualityMultiplier);
List<float> list2 = TreeData.GetAdaptiveSamples(this, node, num3);
int adaptiveRadialSegments = TreeData.GetAdaptiveRadialSegments(this.radius, num3);
TreeGroupBranch parentGroup = null;
if ((base.parentGroup != null) && (base.parentGroup.GetType() == typeof(TreeGroupBranch)))
{
parentGroup = (TreeGroupBranch) base.parentGroup;
}
if ((this.geometryMode == GeometryMode.BranchFrond) || (this.geometryMode == GeometryMode.Branch))
{
int materialIndex = TreeGroup.GetMaterialIndex(this.materialBranch, materials, true);
float bOffset = 0f;
float num7 = 0f;
float num8 = approximateLength / ((this.GetRadiusAtTime(node, 0f, false) * 3.141593f) * 2f);
bool flag = true;
if ((node.parent != null) && (parentGroup != null))
{
num7 = node.offset * node.parent.spline.GetApproximateLength();
}
float num9 = 1f - node.capRange;
for (int i = 0; i < list2.Count; i++)
{
float timeParam = list2[i];
Vector3 positionAtTime = node.spline.GetPositionAtTime(timeParam);
Quaternion rotationAtTime = node.spline.GetRotationAtTime(timeParam);
float r = this.GetRadiusAtTime(node, timeParam, false);
Matrix4x4 m = node.matrix * Matrix4x4.TRS(positionAtTime, rotationAtTime, new Vector3(1f, 1f, 1f));
Vector3 flareWeldAtTime = this.GetFlareWeldAtTime(node, timeParam);
float num13 = Mathf.Max(flareWeldAtTime.x, Mathf.Max(flareWeldAtTime.y, flareWeldAtTime.z) * 0.25f);
if (timeParam <= num9)
{
adaptiveRadialSegments = TreeData.GetAdaptiveRadialSegments(r + num13, num3);
}
if (flag)
{
if (i > 0)
{
float t = list2[i - 1];
float num15 = timeParam - t;
float num16 = (r + this.GetRadiusAtTime(node, t, false)) * 0.5f;
bOffset += (num15 * approximateLength) / ((num16 * 3.141593f) * 2f);
}
}
else
{
bOffset = num7 + (timeParam * num8);
}
Vector2 vector3 = base.ComputeWindFactor(node, timeParam);
RingLoop item = new RingLoop();
item.Reset(r, m, bOffset, adaptiveRadialSegments);
item.SetSurfaceAngle(node.GetSurfaceAngleAtTime(timeParam));
item.SetAnimationProperties(vector3.x, vector3.y, 0f, node.animSeed);
item.SetSpread(flareWeldAtTime.y, flareWeldAtTime.z);
item.SetNoise(this.noise * Mathf.Clamp01(this.noiseCurve.Evaluate(timeParam)), this.noiseScaleU * 10f, this.noiseScaleV * 10f);
item.SetFlares(flareWeldAtTime.x, this.flareNoise * 10f);
int num17 = verts.Count;
item.BuildVertices(verts);
int num18 = verts.Count;
if ((buildFlags & 2) != 0)
{
float weldHeight = this.weldHeight;
float num20 = Mathf.Pow(Mathf.Clamp01(((1f - timeParam) - (1f - this.weldHeight)) / this.weldHeight), 1.5f);
float num21 = 1f - num20;
if ((timeParam < weldHeight) && ((node.parent != null) && (node.parent.spline != null)))
{
Ray ray = new Ray();
for (int k = num17; k < num18; k++)
{
ray.origin = verts[k].pos;
ray.direction = m.MultiplyVector(-Vector3.up);
Vector3 pos = verts[k].pos;
Vector3 nor = verts[k].nor;
float num23 = -10000f;
float num24 = 100000f;
for (int n = node.parent.triStart; n < node.parent.triEnd; n++)
{
object obj2 = MathUtils.IntersectRayTriangle(ray, verts[tris[n].v[0]].pos, verts[tris[n].v[1]].pos, verts[tris[n].v[2]].pos, true);
if (obj2 != null)
{
RaycastHit hit = (RaycastHit) obj2;
if ((Mathf.Abs(hit.distance) < num24) && (hit.distance > num23))
{
num24 = Mathf.Abs(hit.distance);
verts[k].nor = (Vector3) (((verts[tris[n].v[0]].nor * hit.barycentricCoordinate.x) + (verts[tris[n].v[1]].nor * hit.barycentricCoordinate.y)) + (verts[tris[n].v[2]].nor * hit.barycentricCoordinate.z));
verts[k].nor = (Vector3) ((verts[k].nor * num20) + (nor * num21));
verts[k].pos = (Vector3) ((hit.point * num20) + (pos * num21));
}
}
}
}
}
}
list.Add(item);
if ((timeParam == 1f) && (item.radius > 0.005f))
{
RingLoop loop2 = item.Clone();
loop2.radius = 0f;
loop2.baseOffset += r / 6.283185f;
loop2.BuildVertices(verts);
list.Add(loop2);
}
}
if (((list.Count > 0) && (list[list.Count - 1].radius > 0.025f)) && (node.breakOffset < 1f))
{
float mappingScale = 1f / ((this.radius * 3.141593f) * 2f);
float sphereFactor = 0f;
float noise = 1f;
int mappingMode = 0;
Material materialBranch = this.materialBranch;
if (this.materialBreak != null)
{
materialBranch = this.materialBreak;
}
int num30 = TreeGroup.GetMaterialIndex(materialBranch, materials, false);
list[list.Count - 1].Cap(sphereFactor, noise, mappingMode, mappingScale, verts, tris, num30);
}
node.triStart = tris.Count;
for (int j = 0; j < (list.Count - 1); j++)
{
list[j].Connect(list[j + 1], tris, materialIndex, false, false);
}
node.triEnd = tris.Count;
list.Clear();
}
float num32 = Mathf.Min(this.frondRange.x, this.frondRange.y);
float num33 = Mathf.Max(this.frondRange.x, this.frondRange.y);
float num34 = num32;
float num35 = num33;
num32 = Mathf.Clamp(num32, 0f, node.breakOffset);
num33 = Mathf.Clamp(num33, 0f, node.breakOffset);
if (((this.geometryMode == GeometryMode.BranchFrond) || (this.geometryMode == GeometryMode.Frond)) && ((this.frondCount > 0) && (num32 != num33)))
{
bool flag2 = true;
bool flag3 = true;
for (int num36 = 0; num36 < list2.Count; num36++)
{
float num37 = list2[num36];
if (num37 < num32)
{
list2.RemoveAt(num36);
num36--;
}
else if (num37 == num32)
{
flag2 = false;
}
else if (num37 == num33)
{
flag3 = false;
}
else if (num37 > num33)
{
list2.RemoveAt(num36);
num36--;
}
}
if (flag2)
{
list2.Insert(0, num32);
}
if (flag3)
{
list2.Add(num33);
}
int material = TreeGroup.GetMaterialIndex(this.materialFrond, materials, false);
float num39 = 1f - node.capRange;
for (int num40 = 0; num40 < this.frondCount; num40++)
{
float num41 = (this.frondCrease * 90f) * 0.01745329f;
float num42 = (((this.frondRotation * 360f) + ((num40 * 180f) / ((float) this.frondCount))) - 90f) * 0.01745329f;
float f = -num42 - num41;
float num44 = num42 - num41;
Vector3 vector9 = new Vector3(Mathf.Sin(f), 0f, Mathf.Cos(f));
Vector3 v = new Vector3(vector9.z, 0f, -vector9.x);
Vector3 vector11 = new Vector3(Mathf.Sin(num44), 0f, -Mathf.Cos(num44));
Vector3 vector12 = new Vector3(-vector11.z, 0f, vector11.x);
for (int num45 = 0; num45 < list2.Count; num45++)
{
float num46 = list2[num45];
float y = (num46 - num34) / (num35 - num34);
float num48 = num46;
if (num46 > num39)
{
num48 = num39;
float num49 = Mathf.Acos(Mathf.Clamp01((num46 - num39) / node.capRange));
float num50 = Mathf.Sin(num49);
float num51 = Mathf.Cos(num49) * this.capSmoothing;
vector9 = new Vector3(Mathf.Sin(f) * num50, num51, Mathf.Cos(f) * num50);
v = new Vector3(vector9.z, vector9.y, -vector9.x);
vector11 = new Vector3(Mathf.Sin(num44) * num50, num51, -Mathf.Cos(num44) * num50);
vector12 = new Vector3(-vector11.z, vector11.y, vector11.x);
}
Vector3 vector13 = new Vector3(0f, 0f, -1f);
Vector3 vector14 = node.spline.GetPositionAtTime(num48);
Quaternion q = node.spline.GetRotationAtTime(num46);
float num52 = (Mathf.Clamp01(this.frondCurve.Evaluate(num46)) * this.frondWidth) * node.GetScale();
Matrix4x4 matrixx2 = node.matrix * Matrix4x4.TRS(vector14, q, new Vector3(1f, 1f, 1f));
if (TreeGroup.GenerateDoubleSidedGeometry)
{
for (float num53 = -1f; num53 < 2f; num53 += 2f)
{
TreeVertex vertex = new TreeVertex {
pos = matrixx2.MultiplyPoint((Vector3) (vector9 * num52)),
nor = matrixx2.MultiplyVector((Vector3) (v * num53)).normalized
};
vertex.tangent = TreeGroup.CreateTangent(node, q, vertex.nor);
vertex.tangent.w = -num53;
vertex.uv0 = new Vector2(1f, y);
TreeVertex vertex2 = new TreeVertex {
pos = matrixx2.MultiplyPoint(Vector3.zero),
nor = matrixx2.MultiplyVector((Vector3) (vector13 * num53)).normalized
};
vertex2.tangent = TreeGroup.CreateTangent(node, q, vertex2.nor);
vertex2.tangent.w = -num53;
vertex2.uv0 = new Vector2(0.5f, y);
TreeVertex vertex3 = new TreeVertex {
pos = matrixx2.MultiplyPoint(Vector3.zero),
nor = matrixx2.MultiplyVector((Vector3) (vector13 * num53)).normalized
};
vertex3.tangent = TreeGroup.CreateTangent(node, q, vertex3.nor);
vertex3.tangent.w = -num53;
vertex3.uv0 = new Vector2(0.5f, y);
TreeVertex vertex4 = new TreeVertex {
pos = matrixx2.MultiplyPoint((Vector3) (vector11 * num52)),
nor = matrixx2.MultiplyVector((Vector3) (vector12 * num53)).normalized
};
vertex4.tangent = TreeGroup.CreateTangent(node, q, vertex4.nor);
vertex4.tangent.w = -num53;
vertex4.uv0 = new Vector2(0f, y);
Vector2 vector19 = base.ComputeWindFactor(node, num46);
vertex.SetAnimationProperties(vector19.x, vector19.y, base.animationEdge, node.animSeed);
vertex2.SetAnimationProperties(vector19.x, vector19.y, 0f, node.animSeed);
vertex3.SetAnimationProperties(vector19.x, vector19.y, 0f, node.animSeed);
vertex4.SetAnimationProperties(vector19.x, vector19.y, base.animationEdge, node.animSeed);
verts.Add(vertex);
verts.Add(vertex2);
verts.Add(vertex3);
verts.Add(vertex4);
}
if (num45 > 0)
{
int num54 = verts.Count;
TreeTriangle triangle = new TreeTriangle(material, num54 - 4, num54 - 3, num54 - 11);
TreeTriangle triangle2 = new TreeTriangle(material, num54 - 4, num54 - 11, num54 - 12);
triangle.flip();
triangle2.flip();
TreeTriangle triangle3 = new TreeTriangle(material, num54 - 8, num54 - 7, num54 - 15);
TreeTriangle triangle4 = new TreeTriangle(material, num54 - 8, num54 - 15, num54 - 0x10);
tris.Add(triangle);
tris.Add(triangle2);
tris.Add(triangle3);
tris.Add(triangle4);
TreeTriangle triangle5 = new TreeTriangle(material, num54 - 2, num54 - 9, num54 - 1);
TreeTriangle triangle6 = new TreeTriangle(material, num54 - 2, num54 - 10, num54 - 9);
TreeTriangle triangle7 = new TreeTriangle(material, num54 - 6, num54 - 13, num54 - 5);
TreeTriangle triangle8 = new TreeTriangle(material, num54 - 6, num54 - 14, num54 - 13);
triangle7.flip();
triangle8.flip();
tris.Add(triangle5);
tris.Add(triangle6);
tris.Add(triangle7);
tris.Add(triangle8);
}
}
else
{
TreeVertex vertex5 = new TreeVertex {
pos = matrixx2.MultiplyPoint((Vector3) (vector9 * num52)),
nor = matrixx2.MultiplyVector(v).normalized,
uv0 = new Vector2(0f, y)
};
TreeVertex vertex6 = new TreeVertex {
pos = matrixx2.MultiplyPoint(Vector3.zero),
nor = matrixx2.MultiplyVector(Vector3.back).normalized,
uv0 = new Vector2(0.5f, y)
};
TreeVertex vertex7 = new TreeVertex {
pos = matrixx2.MultiplyPoint((Vector3) (vector11 * num52)),
nor = matrixx2.MultiplyVector(vector12).normalized,
uv0 = new Vector2(1f, y)
};
Vector2 vector23 = base.ComputeWindFactor(node, num46);
vertex5.SetAnimationProperties(vector23.x, vector23.y, base.animationEdge, node.animSeed);
vertex6.SetAnimationProperties(vector23.x, vector23.y, 0f, node.animSeed);
vertex7.SetAnimationProperties(vector23.x, vector23.y, base.animationEdge, node.animSeed);
verts.Add(vertex5);
verts.Add(vertex6);
verts.Add(vertex7);
if (num45 > 0)
{
int num55 = verts.Count;
TreeTriangle triangle9 = new TreeTriangle(material, num55 - 2, num55 - 3, num55 - 6);
TreeTriangle triangle10 = new TreeTriangle(material, num55 - 2, num55 - 6, num55 - 5);
tris.Add(triangle9);
tris.Add(triangle10);
TreeTriangle triangle11 = new TreeTriangle(material, num55 - 2, num55 - 4, num55 - 1);
TreeTriangle triangle12 = new TreeTriangle(material, num55 - 2, num55 - 5, num55 - 4);
tris.Add(triangle11);
tris.Add(triangle12);
}
}
}
}
}
if ((buildFlags & 1) != 0)
{
for (int num56 = count; num56 < verts.Count; num56++)
{
verts[num56].SetAmbientOcclusion(TreeGroup.ComputeAmbientOcclusion(verts[num56].pos, verts[num56].nor, aoSpheres, aoDensity));
}
}
node.vertEnd = verts.Count;
}
}
public static List<float> GetAdaptiveSamples(TreeGroup group, TreeNode node, float adaptiveQuality)
{
List<float> list = new List<float>();
if (node.spline == null)
{
return list;
}
float num = 1f - node.capRange;
SplineNode[] array = node.spline.GetNodes();
for (int i = 0; i < array.Length; i++)
{
if (array[i].time >= node.breakOffset)
{
list.Add(node.breakOffset);
break;
}
if (array[i].time > num)
{
list.Add(num);
break;
}
list.Add(array[i].time);
}
list.Sort();
if (list.Count < 2)
{
return list;
}
float num2 = 1f;
if (group.GetType() == typeof(TreeGroupBranch))
{
num2 = ((TreeGroupBranch)group).radius;
}
float num3 = Mathf.Lerp(0.999f, 0.99999f, adaptiveQuality);
float num4 = Mathf.Lerp(0.5f, 0.985f, adaptiveQuality);
float num5 = Mathf.Lerp(0.3f * num2, 0.1f * num2, adaptiveQuality);
int num6 = 200;
int j = 0;
while (j < list.Count - 1)
{
for (int k = j; k < list.Count - 1; k++)
{
Quaternion rotationAtTime = node.spline.GetRotationAtTime(list[k]);
Quaternion rotationAtTime2 = node.spline.GetRotationAtTime(list[k + 1]);
Vector3 lhs = rotationAtTime * Vector3.up;
Vector3 rhs = rotationAtTime2 * Vector3.up;
Vector3 lhs2 = rotationAtTime * Vector3.right;
Vector3 rhs2 = rotationAtTime2 * Vector3.right;
Vector3 lhs3 = rotationAtTime * Vector3.forward;
Vector3 rhs3 = rotationAtTime2 * Vector3.forward;
float radiusAtTime = group.GetRadiusAtTime(node, list[k], true);
float radiusAtTime2 = group.GetRadiusAtTime(node, list[k + 1], true);
bool flag = false;
if (Vector3.Dot(lhs, rhs) < num4)
{
flag = true;
}
if (Vector3.Dot(lhs2, rhs2) < num4)
{
flag = true;
}
if (Vector3.Dot(lhs3, rhs3) < num4)
{
flag = true;
}
if (Mathf.Abs(radiusAtTime - radiusAtTime2) > num5)
{
flag = true;
}
if (flag)
{
num6--;
if (num6 > 0)
{
float item = (list[k] + list[k + 1]) * 0.5f;
list.Insert(k + 1, item);
break;
}
}
j = k + 1;
}
}
for (int l = 0; l < list.Count - 2; l++)
{
Vector3 positionAtTime = node.spline.GetPositionAtTime(list[l]);
Vector3 positionAtTime2 = node.spline.GetPositionAtTime(list[l + 1]);
Vector3 positionAtTime3 = node.spline.GetPositionAtTime(list[l + 2]);
float radiusAtTime3 = group.GetRadiusAtTime(node, list[l], true);
float radiusAtTime4 = group.GetRadiusAtTime(node, list[l + 1], true);
float radiusAtTime5 = group.GetRadiusAtTime(node, list[l + 2], true);
Vector3 normalized = (positionAtTime2 - positionAtTime).normalized;
Vector3 normalized2 = (positionAtTime3 - positionAtTime).normalized;
bool flag2 = false;
if (Vector3.Dot(normalized, normalized2) >= num3)
{
flag2 = true;
}
if (Mathf.Abs(radiusAtTime3 - radiusAtTime4) > num5)
{
flag2 = false;
}
if (Mathf.Abs(radiusAtTime4 - radiusAtTime5) > num5)
{
flag2 = false;
}
if (flag2)
{
list.RemoveAt(l + 1);
l--;
}
}
if (node.capRange > 0f)
{
int num7 = 1 + Mathf.CeilToInt(node.capRange * 16f * adaptiveQuality);
for (int m = 0; m < num7; m++)
{
float f = (float)(m + 1) / (float)num7 * 3.14159274f * 0.5f;
float num8 = Mathf.Sin(f);
float num9 = num + node.capRange * num8;
if (num9 < node.breakOffset)
{
list.Add(num9);
}
}
list.Sort();
}
if (1f <= node.breakOffset)
{
if (list[list.Count - 1] < 1f)
{
list.Add(1f);
}
else
{
list[list.Count - 1] = 1f;
}
}
return list;
}
public void UpdateSpline(TreeNode node)
{
if (base.lockFlags == 0)
{
UnityEngine.Random.InitState(node.seed);
if (node.spline == null)
{
TreeSpline spline = new TreeSpline();
node.spline = spline;
}
float num = this.height.y * node.GetScale();
float num2 = 1f;
int num3 = (int) Mathf.Round(num / num2);
float num4 = 0f;
Quaternion identity = Quaternion.identity;
Vector3 pos = new Vector3(0f, 0f, 0f);
Matrix4x4 matrixx2 = node.matrix * base.GetRootMatrix();
Matrix4x4 inverse = matrixx2.inverse;
Quaternion b = MathUtils.QuaternionFromMatrix(inverse) * Quaternion.Euler(0f, node.angle, 0f);
Quaternion quaternion3 = MathUtils.QuaternionFromMatrix(inverse) * Quaternion.Euler(-180f, node.angle, 0f);
node.spline.Reset();
node.spline.AddPoint(pos, 0f);
for (int i = 0; i < num3; i++)
{
float y = num2;
if (i == (num3 - 1))
{
y = num - num4;
}
num4 += y;
float time = num4 / num;
float num8 = Mathf.Clamp(this.seekCurve.Evaluate(time), -1f, 1f);
float t = Mathf.Clamp01(num8) * this.seekBlend;
float num10 = Mathf.Clamp01(-num8) * this.seekBlend;
identity = Quaternion.Slerp(Quaternion.Slerp(identity, b, t), quaternion3, num10);
float num11 = this.crinklyness * Mathf.Clamp01(this.crinkCurve.Evaluate(time));
Quaternion quaternion4 = Quaternion.Euler(new Vector3(180f * (UnityEngine.Random.value - 0.5f), node.angle, 180f * (UnityEngine.Random.value - 0.5f)));
identity = Quaternion.Slerp(identity, quaternion4, num11);
pos += identity * new Vector3(0f, y, 0f);
node.spline.AddPoint(pos, time);
}
node.spline.UpdateTime();
node.spline.UpdateRotations();
}
}
private void SelectNode(TreeNode node, TreeData treeData)
{
this.SelectGroup((node != null) ? treeData.GetGroup(node.groupID) : treeData.root);
s_SelectedNode = node;
s_SelectedPoint = -1;
}
private TreeNode[] ArrayAdd(TreeNode[] array, TreeNode value)
{
return new List<TreeNode>(array)
{
value
}.ToArray();
}
public override float GetRadiusAtTime(TreeNode node, float time, bool includeModifications)
{
if (this.geometryMode == TreeGroupBranch.GeometryMode.Frond)
{
return 0f;
}
float num = Mathf.Clamp01(this.radiusCurve.Evaluate(time)) * node.size;
float num2 = 1f - node.capRange;
if (time > num2)
{
float f = Mathf.Acos(Mathf.Clamp01((time - num2) / node.capRange));
float num3 = Mathf.Sin(f);
num *= num3;
}
if (includeModifications)
{
Vector3 flareWeldAtTime = this.GetFlareWeldAtTime(node, time);
num += Mathf.Max(flareWeldAtTime.x, Mathf.Max(flareWeldAtTime.y, flareWeldAtTime.z) * 0.25f) * 0.1f;
}
return num;
}
private TreeNode[] ArrayRemove(TreeNode[] array, TreeNode value)
{
List<TreeNode> list = new List<TreeNode>(array);
list.Remove(value);
return list.ToArray();
}
public void UpdateSpline(TreeNode node)
{
if (this.lockFlags != 0)
{
return;
}
UnityEngine.Random.seed = node.seed;
if (node.spline == null)
{
TreeSpline spline = new TreeSpline();
node.spline = spline;
}
float num = this.height.y * node.GetScale();
float num2 = 1f;
int num3 = (int)Mathf.Round(num / num2);
float num4 = 0f;
Quaternion quaternion = Quaternion.identity;
Vector3 vector = new Vector3(0f, 0f, 0f);
Matrix4x4 inverse = (node.matrix * base.GetRootMatrix()).inverse;
Quaternion to = MathUtils.QuaternionFromMatrix(inverse) * Quaternion.Euler(0f, node.angle, 0f);
Quaternion to2 = MathUtils.QuaternionFromMatrix(inverse) * Quaternion.Euler(-180f, node.angle, 0f);
node.spline.Reset();
node.spline.AddPoint(vector, 0f);
for (int i = 0; i < num3; i++)
{
float num5 = num2;
if (i == num3 - 1)
{
num5 = num - num4;
}
num4 += num5;
float num6 = num4 / num;
float num7 = Mathf.Clamp(this.seekCurve.Evaluate(num6), -1f, 1f);
float t = Mathf.Clamp01(num7) * this.seekBlend;
float t2 = Mathf.Clamp01(-num7) * this.seekBlend;
quaternion = Quaternion.Slerp(quaternion, to, t);
quaternion = Quaternion.Slerp(quaternion, to2, t2);
float t3 = this.crinklyness * Mathf.Clamp01(this.crinkCurve.Evaluate(num6));
Quaternion to3 = Quaternion.Euler(new Vector3(180f * (UnityEngine.Random.value - 0.5f), node.angle, 180f * (UnityEngine.Random.value - 0.5f)));
quaternion = Quaternion.Slerp(quaternion, to3, t3);
vector += quaternion * new Vector3(0f, num5, 0f);
node.spline.AddPoint(vector, num6);
}
node.spline.UpdateTime();
node.spline.UpdateRotations();
}
public TreeNode AddNode(TreeGroup g, TreeNode parent)
{
return this.AddNode(g, parent, true);
}
private void DeleteSelected(TreeData treeData)
{
this.UndoStoreSelected(EditMode.Delete);
if (s_SelectedNode != null)
{
if (s_SelectedPoint >= 1)
{
if (s_SelectedNode.spline.nodes.Length > 2)
{
if (s_SelectedGroup.lockFlags == 0)
{
s_SelectedGroup.Lock();
}
s_SelectedNode.spline.RemoveNode(s_SelectedPoint);
s_SelectedPoint = Mathf.Max(s_SelectedPoint - 1, 0);
}
}
else
{
if ((s_SelectedGroup != null) && (s_SelectedGroup.nodeIDs.Length == 1))
{
s_SelectedNode = null;
this.DeleteSelected(treeData);
return;
}
treeData.DeleteNode(s_SelectedNode);
s_SelectedGroup.Lock();
this.SelectGroup(s_SelectedGroup);
}
}
else if (s_SelectedGroup != null)
{
TreeGroup group = treeData.GetGroup(s_SelectedGroup.parentGroupID);
if (group == null)
{
return;
}
treeData.DeleteGroup(s_SelectedGroup);
this.SelectGroup(group);
}
this.m_WantCompleteUpdate = true;
UpdateMesh(base.target as Tree);
this.m_WantCompleteUpdate = false;
}
public TreeNode AddNode(TreeGroup g, TreeNode parent, bool validate)
{
if (g == null)
{
return null;
}
TreeNode treeNode = new TreeNode();
treeNode.uniqueID = this._uniqueID;
this._uniqueID++;
this.SetNodeParent(treeNode, parent);
treeNode.groupID = g.uniqueID;
treeNode.group = g;
g.nodeIDs = this.ArrayAdd(g.nodeIDs, treeNode.uniqueID);
g.nodes.Add(treeNode);
this.nodes = this.ArrayAdd(this.nodes, treeNode);
if (validate)
{
this.ValidateReferences();
}
return treeNode;
}
private float FindClosestOffset(TreeData data, Matrix4x4 objMatrix, TreeNode node, Ray mouseRay, ref float rotation)
{
TreeGroup group = data.GetGroup(node.groupID);
if (group == null)
{
return 0f;
}
if (group.GetType() != typeof(TreeGroupBranch))
{
return 0f;
}
data.ValidateReferences();
Matrix4x4 matrixx = objMatrix * node.matrix;
float num2 = 1f / (node.spline.GetNodeCount() * 10f);
float time = 0f;
float num4 = 1E+07f;
Vector3 zero = Vector3.zero;
Vector3 closestRay = Vector3.zero;
Vector3 vector3 = matrixx.MultiplyPoint(node.spline.GetPositionAtTime(0f));
for (float i = num2; i <= 1f; i += num2)
{
Vector3 vector4 = matrixx.MultiplyPoint(node.spline.GetPositionAtTime(i));
float squaredDist = 0f;
float s = 0f;
zero = MathUtils.ClosestPtSegmentRay(vector3, vector4, mouseRay, out squaredDist, out s, out closestRay);
if (squaredDist < num4)
{
time = (i - num2) + (num2 * s);
num4 = squaredDist;
float radiusAtTime = node.GetRadiusAtTime(time);
float t = 0f;
if (MathUtils.ClosestPtRaySphere(mouseRay, zero, radiusAtTime, ref t, ref closestRay))
{
Matrix4x4 matrixx3 = matrixx * node.GetLocalMatrixAtTime(time);
Matrix4x4 inverse = matrixx3.inverse;
Vector3 v = closestRay - zero;
v = inverse.MultiplyVector(v);
rotation = Mathf.Atan2(v.x, v.z) * 57.29578f;
}
}
vector3 = vector4;
}
data.ClearReferences();
return time;
}
public void SetNodeParent(TreeNode n, TreeNode parent)
{
if (parent != null)
{
n.parentID = parent.uniqueID;
n.parent = parent;
}
else
{
n.parentID = 0;
n.parent = null;
}
}