def _update(self, x, y, nx, ny):
debug(msg='updating cache').flush()
self.x = x
self.y = y
self.nx = nx
self.ny = ny
dx = self.x / self.nx
dy = self.y / self.ny
points = [ ]
for i in range(nx):
points.append([i*dx, 0.0, 0.0])
points.append([i*dx, y, 0.0])
points.append([x, 0.0, 0.0])
points.append([x, y, 0.0])
for i in range(ny):
points.append([0.0, i*dy, 0.0])
points.append([x, i*dy, 0.0])
points.append([0, y, 0.0])
points.append([x, y, 0.0])
print('(x={}, y={})'.format(self.x, self.y))
print('(nx={}, ny={})'.format(self.nx, self.ny))
print('len(points)={}'.format(len(points)))
self.buffer = Buffer(points)
self.buffer.renderMode('lines')
def check_for_collision(self, pos):
debug().flush()
self.dragging = False
for obj in self.tracked_objects:
if obj.region.contains(pos):
setattr(obj, 'active', True)
self.dragging = True
self.active = { 'object': obj }
elif hasattr(obj, 'active'):
delattr(obj, 'active')
def add_object(self, obj):
debug().add('object', obj).flush()
self.tracked_objects.append(obj)
debug(indent=1).add('tracked objects', len(self.tracked_objects))