tiebinder_realtime_curve.py

tiebinder_realtime_curve.py

def bake_n_shake(out):

    curves = bpy.data.curves
    objects = bpy.data.objects
    scene = bpy.context.scene
 
    curve_name = 'tie_binding'
    cu = curves.get(curve_name, curves.new(name=curve_name, type='CURVE'))
    tie = cu.splines.new('POLY')
    obj = objects.get(curve_name, objects.new(curve_name, cu))

    out2 = []
    [out2.extend(list(i)+[0.0]) for i in out] # flattens the list for foreach_set
    
    tie.points.add(len(out)-1)
    tie.points.foreach_set('co', out2)
    cu.extrude = 0.3

    if not curve_name in scene.objects:
        scene.objects.link(obj)


def sv_main(n=[]):
    
    '''use note node to define toe
    l - left, r - right, t - top,
    bake, convert to curve and
    extrude 0.3'
    'Nikitron, 2014'''
    
    in_sockets = [
        ['s', 'n', n]]
        
    out = [ 
            (0, 0.2, -5),
            (0, 0.2, -3),
            (0, 0.2, 0),
            (1, 0.2, 1),
            (3, 5, 2),
            (0, 7, 2),
            (-3, 5, 2),
            (-1, 0.5, 1) ]
    front = True
    
    vecs = [(0.8660254037844386, 0.0, -0.5),
            (0,0,1),
            (-0.8660254037844386, 0.0, -0.5)]
    if n:
        for k, i in enumerate(n[0][0]):
            if i[0] == 'l':
                i = 0
            elif i[0] == 't':
                i = 1
            elif i[0] == 'r':
                i = 2
            v = vecs[i]
            if front:
                front = False
                y1 = -0.015
                y2 = 0.015
            else:
                front = True
                y1 = 0.015
                y2 = -0.015
            out.append((v[0]*k*0.05+v[0],
                        y1*(k+1),
                        v[2]*k*0.05+v[2]))
            out.append((v[0]*k*0.05+v[0],
                        y2*(k+1),
                        v[2]*k*0.05+v[2]))
        out.extend([
                (0, -0.4,-1),
                (0, -0.2,-3),
                (0, 0,-10)])

    out_sockets = [
        ['v', 'out', [out]]]
        
    if n:
        bake_n_shake(out)

    return in_sockets, out_sockets