1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
3<!-- InstanceBegin template="/Templates/default_template.dwt" codeOutsideHTMLIsLocked="false" -->
4<head>
5<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
6<meta http-equiv="Content-Style-Type" content="text/css" />
7<!-- InstanceBeginEditable name="CSS の相対パス指定" -->
8<link href="../../../../../common/manual.css" rel="stylesheet" type="text/css" />
9<!-- InstanceEndEditable --> <!-- InstanceBeginEditable name="ページのタイトル" -->
10<title>Alpha</title>
11<!-- InstanceEndEditable -->
12</head>
13<body>
14<div>
15  <div class="body"> <!-- InstanceBeginEditable name="本文のタイトル" -->
16    <h1>Alpha</h1>
17    <!-- InstanceEndEditable --> <!-- InstanceBeginEditable name="本文" -->
18    <p>Under <B>Alpha</B>, you can set the alpha of a particle color.</p>
19    <h2>Alpha Settings and Features</h2>
20    <p>This page describes <B>Alpha </B>settings and features.</p>
21    <div class="wrap_picture"> <img src="assets/particle_alpha.png" alt="Particle alpha"/> </div>
22    <div class="wrap_text">
23      <table class="space">
24        <tr>
25          <th><em>A</em></th>
26          <td class="td_color">Animation</td>
27          <td>Sets whether there is an alpha animation. <br /> Settings shown under <B>Alpha </B>change when creating an animation.</td>
28        </tr>
29        <tr>
30          <th><em>B</em></th>
31          <td class="td_color">Default</td>
32          <td>Sets the standard value of alpha using a value from 0 to 1.<br /> <B>Enable </B>(checkbox) can be used to enable/disable settings.</td>
33        </tr>
34        <tr>
35          <th><em>C</em></th>
36          <td class="td_color">Runtime Setting</td>
37          <td>To read about the Enable checkbox and resource copying, see <a href="../../effect_common_setting/index.html">here</a>.</td>
38        </tr>
39      </table>
40    </div>
41    <div class="wrap_clear"></div>
42    <p class="new_hint"><B>Note:</B> The default setting is <B>Do not animate</B>. <br /> The settings shown change when creating an animation.</p>
43    <h3>Animation</h3>
44    <p>You can select whether to animate the particle alpha from a pull-down menu.</p>
45    <img src="assets/particle_alpha01.png" alt="Particle alpha 01"/>
46    <p>The following three items can be selected when setting an alpha animation.</p>
47    <table>
48      <thead>
49        <tr>
50          <th>Item</th>
51          <th>Description</th>
52        </tr>
53      </thead>
54      <tbody>
55        <tr>
56          <th><a href="#no_animation">Do not animate</a></th>
57          <td>Alpha animation is not performed.</td>
58        </tr>
59        <tr>
60          <th><a href="#overwrite_previous_value">Overwrite previous value</a></th>
61          <td>Select this when you want to animate using a curve.</td>
62        </tr>
63        <tr>
64          <th><a href="#four_key_systems">Overwrite previous value using four-key method</a></th>
65          <td>Use this to create low-load animation comprised of key information for only four locations.</td>
66        </tr>
67      </tbody>
68    </table>
69    <a name="no_animation" id="no_animation"></a>
70    <h4>Do not animate</h4>
71    <p>Alpha animation is not performed.</p>
72    <a name="overwrite_previous_value" id="overwrite_previous_value"></a>
73    <h4>Overwrite previous value</h4>
74    <p>Select this option when setting the default value for the alpha or when creating an animation using a curve. <br /> Curves can be created using the <B>CurveEditor </B>panel.</p>
75    <img src="assets/particle_alpha02.png" alt="Particle alpha 02"/>
76    <h5>Default Value</h5>
77    <p>This setting specifies the particle alpha default value from 0 to 1.</p>
78    <h5>Playback Options</h5>
79    <p><B>Playback Options</B> are options to configure playback of an animation created in the <B>CurveEditor</B> panel along the specified timeline.</p>
80    <table>
81      <thead>
82        <tr>
83          <th>Options</th>
84          <th>Description</th>
85        </tr>
86      </thead>
87      <tbody>
88        <tr>
89          <th>None.</th>
90          <td>Do not use playback options.</td>
91        </tr>
92        <tr>
93          <th>Fit to Lifetime</th>
94          <td><B>Fit to lifespan</B> is a playback option that automatically links animations created on the <B>CurveEditor </B>panel with particle lifetimes.</td>
95        </tr>
96        <tr>
97          <th>Specify Frame Count</th>
98          <td><B>Specify frame count</B> is a playback option that loops animations created in the <B>CurveEditor </B>panel based on the specified frames.</td>
99        </tr>
100        <tr>
101          <th>Frames per Cycle</th>
102          <td>This specifies the number of frames in a single loop cycle when looping animations.</td>
103        </tr>
104        <tr>
105          <th>Random Offset</th>
106          <td>You can use a random offset to change the starting playback keyframe for the animation on a per-particle basis.</td>
107        </tr>
108        <tr>
109          <th>Random Table</th>
110          <td>The random table randomly obtains a value at particle emission time from the animation frame.</td>
111        </tr>
112      </tbody>
113    </table>
114    <a name="four_key_systems" id="four_key_systems"></a>
115    <h4>Overwrite previous value using four-key method</h4>
116    <p>Provides a simple way to create particle alpha animation without using the Curve Editor.</p>
117    <p>For details about overwrite previous value using four-key method, see <a href="../../../../../user_guide/particle_effect/particleeffect_animation/animation/index.html#four_key">here</a>.</p>
118    <img src="assets/particle_alpha03.png" alt="Four-Key Method for Particle Alpha"/>
119    <h5>Fade-In end time</h5>
120    <p>Specifies a value of 0.0 to 1.0 for the duration the particle changes between the alpha animation start-time value and alpha animation mid-time value.</p>
121    <h5>Fade-Out start time</h5>
122    <p>Specifies a value of 0.0 to 1.0 for the time the particle starts to change between the alpha animation mid-time value and alpha animation end-time value.</p>
123    <h6>Start-time value</h6>
124    <p>Specifies the alpha value of the particle when the animation starts.</p>
125    <h6>Mid-time value</h6>
126    <p>Specifies the alpha value of the particle at the mid-point time between the start and the end of the animation.</p>
127    <h6>End-time value</h6>
128    <p>Specifies the alpha value of the particle when the animation ends.</p>
129    <!-- InstanceEndEditable --> </div>
130  <div class="footer" />
131</div>
132<hr><p>CONFIDENTIAL</p></body>
133<!-- InstanceEnd -->
134</html>