def add_particles_sphere(self, center, radius, particle_type, **kwargs):
positions = tc_core.points_inside_sphere(
tc_core.make_range(.25 * self.delta_x, self.res[0] * self.delta_x,
self.delta_x / self.sample_rate),
tc_core.make_range(.25 * self.delta_x, self.res[1] * self.delta_x,
self.delta_x / self.sample_rate), center, radius)
samples = []
for p in positions:
u = p.x
v = p.y
particle = self.create_particle(particle_type)
self.modify_particle(particle, kwargs, u, v)
particle.position = Vector(p.x / self.delta_x, p.y / self.delta_x)
samples.append(particle)
self.add_particles(samples)
def add_particles_polygon(self, polygon, particle_type, **kwargs):
positions = tc_core.points_inside_polygon(
tc_core.make_range(.25 * self.delta_x, self.resolution[0] * self.delta_x, self.delta_x / self.sample_rate),
tc_core.make_range(.25 * self.delta_x, self.resolution[1] * self.delta_x, self.delta_x / self.sample_rate),
make_polygon(polygon, 1)
)
samples = []
for p in positions:
u = p.x
v = p.y
particle = self.create_particle(particle_type)
self.modifty_particle(particle, kwargs, u, v)
particle.position = Vector(p.x / self.delta_x, p.y / self.delta_x)
samples.append(particle)
self.add_particles(samples)