private void AddSegment(float currentSeed, Leaf.LeafSide addLeaf)
{
var newSegment = new VineSegment();
vineSegments.Add(newSegment);
//set angle based on perlin noise?
newSegment.angle = (Mathf.PerlinNoise(plantSeed, currentSeed) - 0.5f) * maxAngle;
newSegment.maxWidth = stemThickness;
newSegment.leafSide = addLeaf;
switch (addLeaf)
{
case Leaf.LeafSide.left:
case Leaf.LeafSide.right:
var newLeaf = Instantiate(leafPrefab, transform);
//audioSource.PlayOneShot (leafSound);
newLeaf.leafSide = addLeaf;
newLeaf.scale = 0f;
newSegment.leaf = newLeaf;
newLeaf.colour = plantColour;
break;
}
//two triangles
triangles.Add(vertices.Count);
triangles.Add(vertices.Count - 1);
triangles.Add(vertices.Count - 2);
triangles.Add(vertices.Count);
triangles.Add(vertices.Count + 1);
triangles.Add(vertices.Count - 1);
//two vertices
vertices.Add(new Vector3());
vertices.Add(new Vector3());
vertexColours.Add(plantColour);
vertexColours.Add(plantColour);
//two uvs
uvs.Add(new Vector2(0, 0));
uvs.Add(new Vector2(1, 0));
}
private void GrowVines()
{
growthRate = Mathf.Max(0f, growthCurve.Evaluate(tipSeed)) * growthMult;
if (growthRate == 0f)
{
return;
}
for (int i = 0; i < vineSegments.Count; i++)
{
var segment = vineSegments [i];
segment.StraightenStem(Time.deltaTime * growthRate * straightenCurve.Evaluate(i * 1f / vineSegments.Count), goalAngle);
segment.GrowWidth(Time.deltaTime * growthRate * 0.2f);
segment.GrowLength(Time.deltaTime * growthRate);
segment.GrowLeaf(Time.deltaTime * growthRate * 0.7f);
}
tipCounter += Time.deltaTime * tipSpeed * growthRate * 0.3f;
if (growthRate > 0.1f && tipCounter > 1f)
{
tipCounter -= 1f;
Leaf.LeafSide newLeaf = Leaf.LeafSide.none;
leafCounter++;
if (leafCounter == 6)
{
newLeaf = Leaf.LeafSide.left;
}
if (leafCounter == 7)
{
newLeaf = Leaf.LeafSide.right;
leafCounter = Random.Range(-4, 0);
}
AddSegment(tipSeed * seedMult, newLeaf);
//if leaf counter>1f ??
}
tipSeed += Time.deltaTime * seedSpeed;
//growthRate *= 1f - Time.deltaTime * 0.05f;
}
