from koko.lib.shapes import * from koko.lib.text import * # Minion (Dispicable Me) # Model origin is on floor at foot level in center # Looks like sphere defn is (xcenter, ycenter, zcenter, radius) # Looks like cylinder defn is (xcenter, ycenter, z1, z2, radius) # scale_z defn is (part, scale_factor, z_invarient_point) height of point on z axis that stays in place cad.mm_per_unit = 10 scale = 0.5 # Body # Body is created from 2 spheres and a cylinder. The loweer sphere is squashed slightly to provide a flatter bottom. minion_body = (scale_z(sphere(0,0,scale, scale), scale, 0.5) # lower sphere + scale_z(sphere(0,0,scale*2.5, scale), scale*2.5, 0.9) # upper sphere + cylinder(0,0, scale,scale*2.5, scale)) minion_body.color = "yellow" # playing with some transforms to get a better idea of what the parameters are. #minion_body = shear_x_z(minion_body, 0.4,0.6, 0.2, 0.1) #fail #minion_body = shear_x_y(minion_body, 0, 0.5, 0, 0.5) #good #minion_body = scale_z(minion_body, 0, 0.5) #good #minion_body = taper_xy_z(minion_body, 0,0, 0,0.5, 1.0, 0.3) #good, the taper cone inverts beyond z1 # Mouth mouth = extrusion(text("C", 0,0, 0.14), 0, scale) mouth = rotate_y(rotate_z(mouth, 180), -90) mouth = scale_z(scale_y(mouth, 0, 3.0), 0, 1.5) mouth = move(mouth, scale*0.9, 0, scale*2.05) minion_body -= mouth # Dungerees # Dungerees are a copy of the body scaled up slightly so that they cover it. Chunks are then cut out to leave the final dungeree shape. dungerees = scale_xy(scale_z(minion_body, scale, 1.05), 0, 0, 1.05) dungerees -= cube(-scale*1.5,scale*1.5, -scale*1.5,scale*1.5, scale*1.9, scale*4) dungerees -= cube(-scale*0.9,scale*0.9, -scale*1.5,scale*1.5, scale*1.1, scale*1.7) dungerees.color = "blue" pocket = scale_xy(scale_z(dungerees, scale, 1.05), 0, 0, 1.05) pocket &= cube(0,scale*1.5, -scale*0.3,scale*0.3, scale*1.0,scale*1.5) dungerees += pocket gru = extrusion(text("G", 0,0, 0.14), 0, 0.03) gru = rotate_y(rotate_z(gru, 90), -90) dungerees -= move(gru, scale*1.05, 0, scale*1.2) # Glasses glasses_lens = (cylinder(0,0, 0,scale/4, scale*0.25) - cylinder(0,0, 0,scale/4, scale*0.18)) glasses_lens = rotate_y(glasses_lens, 90) glasses_lens.color = "grey" glasses = (move(glasses_lens, scale*1.1, -(scale*0.22), scale*2.5) + move(glasses_lens, scale*1.1, scale*0.22, scale*2.5)) glasses_strap = (cylinder(0,0, 0,scale*0.2, scale*1.05) - cylinder(0,0, 0,scale*0.2, scale)) glasses_strap = move(glasses_strap, 0,0,scale*2.4) glasses_strap.color = "black" # Eyes # Eyes are squashed flat so that the don't protrude from the glasses lens but still cover all of the glasses strap. eye = scale_x(sphere(0,0,0, scale*0.2), 0, 0.5) eye.color = "white" eyes = (move(eye, scale*1.0, -(scale*0.22), scale*2.5) + move(eye, scale*1.0, (scale*0.22), scale*2.5)) # Pupils pupil = scale_x(sphere(0,0,0, scale*0.07), 0, 0.5) pupil.color = "brown" pupils = (move(pupil, scale*1.08, -(scale*0.20), scale*2.45) + move(pupil, scale*1.08, (scale*0.20), scale*2.45)) ## A bit of mucking about got me these shapes #mouth = circle(scale, scale*0.5, scale*0.02) ##mouth = sphere(scale,scale*0.5,0, scale*0.2) #mouth = revolve_y(mouth) #mouth = revolve_x(mouth) #mouth = rotate_x(mouth, 90) #mouth -= cube(-scale*2,scale*2, 0,-scale*2, -scale*2,scale*2) #mouth = move(mouth, 0,0,scale*2.5) # #mouth = (cylinder(0,0, 0,scale/4, scale*0.25) # - cylinder(0,0, 0,scale/4, scale*0.18)) #mouth = rotate_y(mouth, 90) #mouth = move(mouth, scale*1.1, 0, scale*2) # Legs leg = move(rotate_y(cone(0,0, 0,scale*0.7, scale*0.5), 180), 0, 0, scale*0.7) leg.color = "blue" legs = (move(leg, 0, -scale*0.3, 0) + move(leg, 0, scale*0.3, 0)) # Feet # Made from a squashed sphere that's then truncated foot = scale_z(sphere(0,0, -scale*0.5, scale*0.5), scale*0.5, 0.5) foot = scale_y(foot, 0, 0.7) foot -= cube(-scale,scale, -scale,scale, -scale,0) foot.color = "black" feet = (move(foot, scale*0.1, -scale*0.3, 0) + move(foot, scale*0.1, scale*0.3, 0)) # Arms # assemble with elbow joint at 0,0,0 so we don't need to bother with any trig to position it armr = cylinder(0,0, 0,scale*0.7, scale*0.1) # Upper armr = rotate_x(armr, -10) armr += cylinder(0,0, -scale*0.7,0, scale*0.1) # Lower elbow = sphere(0,0,0, scale*0.1) armr += elbow armr = move(armr, 0, -scale*1.05, scale*1.1) armr.color = "yellow" arml = reflect_y(armr, 0) # Hands # Construct these seperately so that we can make them black handr = scale_z(sphere(0,0,0, scale*0.2), 0, 2.0) handr += move(rotate_y(scale_z(sphere(0,0,0, scale*0.10), 0, 2.0), -40), -scale*0.2, 0, 0) handr += move(rotate_y(scale_z(sphere(0,0,0, scale*0.10), 0, 2.0), 40), scale*0.2, 0, 0) handr = move(handr, 0, -scale*1.05, scale*0.2) handr -= cube(-scale*2,scale*2, -scale*2,scale*2, -scale,0) # chop off at ground level handr.color = "black" handl = reflect_y(handr, 0) # And finally the piece de resistance... # The Key Ring Loop loop = (cylinder(0,0, 0,scale/4, scale*0.35) - cylinder(0,0, 0,scale/4, scale*0.2)) loop = rotate_y(loop, 90) loop = move(loop, scale/8, 0, scale*3.5) loop.color = "yellow" # Assemble parts seperately so that we can give them unique colours cad.shapes = minion_body, dungerees, glasses, glasses_strap, eyes, pupils, legs, feet, armr, arml, handr, handl, loop