def growth_start(self):
# Grow the shoot apical meristem until it is w/in sensing distance of a leaf
found = False
sam = Branch(None, self.start, PVector(
0,
0,
0,
), 10)
self.branches.append(sam)
while not found:
for leaf in self.leaves:
d = leaf.pos.dist(sam.pos)
if d < self.max_distance:
found = True
"""
# This chunk finds normalized vectors of all leaves to determine growth dir, very SLOW
if not found:
print('nf')
vsum = PVector(0,0,0)
for leaf in self.leaves:
print(leaf.pos - sam.pos)
vsum += leaf.pos - sam.pos
vsum.normalize()
print("vsum : {}".format(vsum))
sam.dir = vsum
sam = sam.grow_branch()
"""
# delete this if statement if you want above code instead
if not found:
sam.dir = PVector(0, -1, 0)
sam = sam.grow_branch()
sam.parent = self.start
self.branches.append(sam)
for branch in self.branches:
branch.reset()
