Source Code for Module nukescripts.animation

 1  # Copyright (c) 2009 The Foundry Visionmongers Ltd.  All Rights Reserved. 
 2   
 3  import nuke 
 4   
 5 -def animation_loop(): 
 6    p = nuke.Panel("Loop") 
 7    p.addSingleLineInput("First frame of loop:", 1) 
 8    p.addSingleLineInput("Last frame of loop:", nuke.animationEnd()) 
 9    result = p.show() 
10    if result: 
11      anim = nuke.animations() 
12      for i in anim: 
13        loopstart = p.value("First frame of loop:") 
14        loopend = p.value("Last frame of loop:") 
15        nuke.animation(i, "expression", ("curve(((frame-"+loopstart+")%("+loopend+"-"+loopstart+"+1))+"+loopstart+")",)) 
16   
17   
18 -def animation_move(): 
19    pass 
20   
21  #uplevel #0 { 
22  #    set am_x "x" 
23  #    set am_y "y" 
24  #} 
25  #proc animation_move {} { 
26  #    global am_x am_y am_dy am_ldy 
27  #    # fail if no selected points: 
28  #    animation selected test 
29  #    while 1 { 
30  #       if [catch {panel "Move Animation keys" { 
31  #           {x am_x} 
32  #           {y am_y} 
33  #           {slope am_dy} 
34  #           {"left slope" am_ldy} 
35  #       }}] return 
36  #       if [catch {animation selected move x $am_x y $am_y dy $am_dy ldy $am_ldy} result] { 
37  #           alert $result 
38  #       } else break 
39  #    } 
40  #} 
41   
42   
43 -def animation_negate(): 
44    anim = nuke.animations() 
45    for i in anim: 
46      expr = "-("+nuke.animation(i, "expression")+")" 
47      nuke.animation(i, "expression", (expr,)) 
48   
49   
50 -def animation_reverse(): 
51    a = nuke.animations() 
52    for i in a: 
53      anim = nuke.animation(i, "expression") 
54      if anim is not None and anim == "curve(first_frame+last_frame-frame)": 
55        nuke.animation(i, "expression", ("curve",)) 
56      else: 
57        nuke.animation(i, "expression", ("curve(first_frame+last_frame-frame)",)) 
58