private TreeFunctionAsset ToTrunkFunction(TreeFunctionAsset parent)
{
TrunkFunction function = ScriptableObject.CreateInstance <TrunkFunction>();
function.Init(parent);
function.number = Tnumber;
function.displacementSize = TdisplacementSize;
function.displacementStrength = TdisplacementStrength;
function.seed = seed;
function.flareNumber = TflareNumber;
function.heightOffset = TheightOffset;
function.length = Tlength;
function.originAttraction = ToriginAttraction;
function.radius = Tradius;
function.radiusMultiplier = TradiusMultiplier;
function.randomness = Trandomness;
function.resolution = Tresolution;
function.rootHeight = TrootHeight;
function.rootInnerRadius = TrootInnerRadius;
function.rootRadius = TrootRadius;
function.rootResolution = TrootResolution;
function.rootShape = TrootShape;
function.spinAmount = TspinAmount;
return(function);
}
public void GenerateMeshData(TrunkFunction trunk, float simplifyLeafs, float radialResolution, float VColBarkModifier, float VColLeafModifier)
{
Stack <Queue <TreePoint> > treePoints = new Stack <Queue <TreePoint> >();
foreach (Node stem in stems)
{
Stack <Queue <TreePoint> > newPoints = stem.ToSplines();
while (newPoints.Count > 0)
{
treePoints.Push(newPoints.Pop());
}
}
Splines splines = new Splines(treePoints);
splines.GenerateMeshData(7 * radialResolution, 3, trunk.rootShape, trunk.radiusMultiplier, trunk.rootRadius, trunk.rootInnerRadius, trunk.rootHeight, trunk.rootResolution
, trunk.flareNumber, trunk.displacementStrength, trunk.displacementSize, trunk.spinAmount, VColBarkModifier);
Queue <int> leafTriangles = new Queue <int>();
GenerateLeafData(splines.verts, splines.normals, splines.uvs, leafTriangles, splines.verts.Count, splines.colors, simplifyLeafs, VColBarkModifier, VColLeafModifier);
verts = splines.verts.ToArray();
normals = splines.normals.ToArray();
uvs = splines.uvs.ToArray();
triangles = splines.triangles.ToArray();
colors = splines.colors.ToArray();
this.leafTriangles = leafTriangles.ToArray();
}
void UpdateBranch(bool normalShader = false)
{
switch (texSize)
{
case EnumTextureSize._512:
textureSize = 512;
break;
case EnumTextureSize._1024:
textureSize = 1024;
break;
case EnumTextureSize._2048:
textureSize = 2048;
break;
case EnumTextureSize._4096:
textureSize = 4096;
break;
}
if (branchObject == null)
{
CreateBranchObject(normalShader);
}
if (!deadLeafsRendering)
{
CreateLeafMesh();
}
MTree branch = new MTree(branchObject.transform);
TrunkFunction trunkFunction = ScriptableObject.CreateInstance <TrunkFunction>();
trunkFunction.Init(null);
float resolution = 20;
Random.InitState(seed);
branch.AddTrunk(Vector3.up, Vector3.forward, stemLength, AnimationCurve.Linear(0, 1, 1, .3f), radius, resolution, randomness / 3, 0, AnimationCurve.Linear(0, 1, 0, 0), 0, .01f, 1, 0);
branch.TwigSplit(branchNumber, angle * 90f, .9f, 0f);
branch.Grow(length, AnimationCurve.Linear(0, 1, 1, 1), resolution, splitProba, AnimationCurve.Linear(0, 1, 1, 1), angle, 2, 1, 1, randomness, AnimationCurve.Linear(0, 1, 1, .4f), .9f, 0f, 0f, 1f, 0.00001f);
if (!deadLeafsRendering)
{
branch.AddLeafs(leafCovering, leafNumber, new Mesh[] { leafMesh }, leafSize, false, 0, 0, 1, leafAngle, false, 0, 0, 0, 0);
}
Mesh mesh = CreateBranchMesh(branch, trunkFunction);
branchObject.GetComponent <MeshFilter>().mesh = mesh;
if (cameraObject == null)
{
CreateCameraObject();
}
RenderCamera();
DestoyObjects();
}
Mesh CreateBranchMesh(MTree branch, TrunkFunction trunkFunction)
{
Mesh mesh = new Mesh();
branch.GenerateMeshData(trunkFunction, 0, 1, 1, 1);
mesh.vertices = branch.verts;
mesh.normals = branch.normals;
mesh.uv = branch.uvs;
Color[] colors = branch.colors;
mesh.triangles = branch.triangles;
if (branch.leafTriangles.Length > 0)
{
mesh.subMeshCount = 2;
mesh.SetTriangles(branch.leafTriangles, 1);
}
mesh.colors = colors;
return(mesh);
}
