1000ミリ秒とした場合は、モーション開始時にはmotion の計算時の重み(影響量)が0であり、
1000ミリ秒(=1秒)後に重みが1.0(=100%)となることを意味します。
単純に顔を30度に向けるmotionA をfadeIn = 1000ミリ秒 で開始した場合に、0度から30度になるのには(60fpsの場合は)480ミリ秒程度を要します。
1000ミリ秒かけて変化しないのは、各描画のフレーム(コマ)ごとに前の値に掛け合わせて変化させていくためです。
フェードインの時間に比例しないため注意が必要です。
フェードイン |
変化時間 |
1000ミリ秒 |
483ミリ秒 |
2000ミリ秒 |
766ミリ秒 |
4000ミリ秒 |
1216ミリ秒
|
A:フェードアウト中のモーションのパラメータ値。ここでは0°
a:フェードアウト中のモーションの影響度。ここでは100%から0%へ
B:フェードイン中のモーションのパラメータ値。ここでは30°
b:フェードイン中のモーションの影響度。ここでは0%から100%へ
L:前回(1フレーム前)のパラメータ値
フェード中のパラメータ値 = B * b% + {A * a% + L * (100 - a)%} * (100 - b)%
フレーム |
ミリ秒 |
A |
a |
B |
b |
パラメータ値
|
0 |
0.0 |
0.0 |
100.00% |
30.0 |
0.00% |
0.00 |
1 |
16.7 |
0.0 |
98.33% |
30.0 |
1.67% |
0.50 |
2 |
33.3 |
0.0 |
96.67% |
30.0 |
3.33% |
1.48 |
3 |
50.0 |
0.0 |
95.00% |
30.0 |
5.00% |
2.91 |
4 |
66.7 |
0.0 |
93.33% |
30.0 |
6.67% |
4.72 |
5 |
83.3 |
0.0 |
91.67% |
30.0 |
8.33% |
6.82 |
6 |
100.0 |
0.0 |
90.00% |
30.0 |
10.00% |
9.14 |
7 |
116.7 |
0.0 |
88.33% |
30.0 |
11.67% |
11.57 |
8 |
133.3 |
0.0 |
86.67% |
30.0 |
13.33% |
14.03 |
9 |
150.0 |
0.0 |
85.00% |
30.0 |
15.00% |
16.43 |
10 |
166.7 |
0.0 |
83.33% |
30.0 |
16.67% |
18.69 |
11 |
183.3 |
0.0 |
81.67% |
30.0 |
18.33% |
20.76 |
12 |
200.0 |
0.0 |
80.00% |
30.0 |
20.00% |
22.61 |
13 |
216.7 |
0.0 |
78.33% |
30.0 |
21.67% |
24.21 |
14 |
233.3 |
0.0 |
76.67% |
30.0 |
23.33% |
25.56 |
15 |
250.0 |
0.0 |
75.00% |
30.0 |
25.00% |
26.67 |
16 |
266.7 |
0.0 |
73.33% |
30.0 |
26.67% |
27.56 |
17 |
283.3 |
0.0 |
71.67% |
30.0 |
28.33% |
28.25 |
18 |
300.0 |
0.0 |
70.00% |
30.0 |
30.00% |
28.78 |
19 |
316.7 |
0.0 |
68.33% |
30.0 |
31.67% |
29.16 |
20 |
333.3 |
0.0 |
66.67% |
30.0 |
33.33% |
29.44 |
21 |
350.0 |
0.0 |
65.00% |
30.0 |
35.00% |
29.64 |
22 |
366.7 |
0.0 |
63.33% |
30.0 |
36.67% |
29.77 |
23 |
383.3 |
0.0 |
61.67% |
30.0 |
38.33% |
29.86 |
24 |
400.0 |
0.0 |
60.00% |
30.0 |
40.00% |
29.92 |
25 |
416.7 |
0.0 |
58.33% |
30.0 |
41.67% |
29.95 |
26 |
433.3 |
0.0 |
56.67% |
30.0 |
43.33% |
29.97 |
27 |
450.0 |
0.0 |
55.00% |
30.0 |
45.00% |
29.98 |
28 |
466.7 |
0.0 |
53.33% |
30.0 |
46.67% |
29.99 |
29 |
483.3 |
0.0 |
51.67% |
30.0 |
48.33% |
30.00 |
30 |
500.0 |
0.0 |
50.00% |
30.0 |
50.00% |
30.00 |
31 |
516.7 |
0.0 |
48.33% |
30.0 |
51.67% |
30.00 |
32 |
533.3 |
0.0 |
46.67% |
30.0 |
53.33% |
30.00 |
33 |
550.0 |
0.0 |
45.00% |
30.0 |
55.00% |
30.00 |
34 |
566.7 |
0.0 |
43.33% |
30.0 |
56.67% |
30.00 |
35 |
583.3 |
0.0 |
41.67% |
30.0 |
58.33% |
30.00 |
36 |
600.0 |
0.0 |
40.00% |
30.0 |
60.00% |
30.00 |
37 |
616.7 |
0.0 |
38.33% |
30.0 |
61.67% |
30.00 |
38 |
633.3 |
0.0 |
36.67% |
30.0 |
63.33% |
30.00 |
39 |
650.0 |
0.0 |
35.00% |
30.0 |
65.00% |
30.00 |
40 |
666.7 |
0.0 |
33.33% |
30.0 |
66.67% |
30.00 |
41 |
683.3 |
0.0 |
31.67% |
30.0 |
68.33% |
30.00 |
42 |
700.0 |
0.0 |
30.00% |
30.0 |
70.00% |
30.00 |
43 |
716.7 |
0.0 |
28.33% |
30.0 |
71.67% |
30.00 |
44 |
733.3 |
0.0 |
26.67% |
30.0 |
73.33% |
30.00 |
45 |
750.0 |
0.0 |
25.00% |
30.0 |
75.00% |
30.00 |
46 |
766.7 |
0.0 |
23.33% |
30.0 |
76.67% |
30.00 |
47 |
783.3 |
0.0 |
21.67% |
30.0 |
78.33% |
30.00 |
48 |
800.0 |
0.0 |
20.00% |
30.0 |
80.00% |
30.00 |
49 |
816.7 |
0.0 |
18.33% |
30.0 |
81.67% |
30.00 |
50 |
833.3 |
0.0 |
16.67% |
30.0 |
83.33% |
30.00 |
51 |
850.0 |
0.0 |
15.00% |
30.0 |
85.00% |
30.00 |
52 |
866.7 |
0.0 |
13.33% |
30.0 |
86.67% |
30.00 |
53 |
883.3 |
0.0 |
11.67% |
30.0 |
88.33% |
30.00 |
54 |
900.0 |
0.0 |
10.00% |
30.0 |
90.00% |
30.00 |
55 |
916.7 |
0.0 |
8.33% |
30.0 |
91.67% |
30.00 |
56 |
933.3 |
0.0 |
6.67% |
30.0 |
93.33% |
30.00 |
57 |
950.0 |
0.0 |
5.00% |
30.0 |
95.00% |
30.00 |
58 |
966.7 |
0.0 |
3.33% |
30.0 |
96.67% |
30.00 |
59 |
983.3 |
0.0 |
1.67% |
30.0 |
98.33% |
30.00 |
60 |
1000.0 |
0.0 |
0.00% |
30.0 |
100.00% |
30.00 |
|