Sha256: 1640fb614f790632add038af52f852af7c6af1dab3270c5d7bb5911c1b8cd450
Contents?: true
Size: 997 Bytes
Versions: 8
Compression:
Stored size: 997 Bytes
Contents
# Re-usable Boundary class
class Boundary
include Processing::Proxy
attr_reader :box2d, :b, :pos, :size, :a
def initialize(b2d, pos, sz, a = 0)
@box2d, @pos, @size, @a = b2d, pos, sz, a
# Define the polygon
sd = PolygonShape.new
# Figure out the box2d coordinates
box2d_w = box2d.scale_to_world(size.x / 2)
box2d_h = box2d.scale_to_world(size.y / 2)
# We're just a box
sd.set_as_box(box2d_w, box2d_h)
# Create the body
bd = BodyDef.new
bd.type = BodyType::STATIC
bd.angle = a
bd.position.set(box2d.processing_to_world(pos.x, pos.y))
@b = box2d.create_body(bd)
# Attached the shape to the body using a Fixture
b.create_fixture(sd, 1)
end
# Draw the boundary, it doesn't move so we don't ask for location
def display
fill(0)
stroke(0)
stroke_weight(1)
rect_mode(CENTER)
a = b.get_angle
push_matrix
translate(pos.x, pos.y)
rotate(-a)
rect(0, 0, size.x, size.y)
pop_matrix
end
end
Version data entries
8 entries across 8 versions & 1 rubygems