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"><!-- InstanceBegin template="/Templates/default_template.dwt" codeOutsideHTMLIsLocked="false" --> 3<head> 4<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5<meta http-equiv="Content-Style-Type" content="text/css" /> 6<!-- InstanceBeginEditable name="CSS の相対パス指定" --> 7<link href="../../../../common/manual.css" rel="stylesheet" type="text/css" /> 8<!-- InstanceEndEditable --> <!-- InstanceBeginEditable name="ページのタイトル" --> 9<title>Particle Effect Hierarchical Structure</title> 10<!-- InstanceEndEditable --> 11</head> 12<body> 13<div> 14 <div class="body"> <!-- InstanceBeginEditable name="本文のタイトル" --> 15 <h1>Particle Effect Hierarchical Structure</h1> 16 <!-- InstanceEndEditable --> <!-- InstanceBeginEditable name="本文" --> <a name="effect_hierarchy" id="effect_hierarchy"></a> 17 <p>This section describes the properties of hierarchies for particle effects and differences due to how they are formed.</p> 18 <h2>Changing the Hierarchical Structure with CreativeStudio</h2> 19 <p>To change the hierarchical structure, set the View mode in the <B>Contents </B>panel of CreativeStudio to <B>Tree </B>mode.</p> 20 <p>Below is a list of the kinds of content for which the hierarchical structure can be changed:</p> 21 <ul> 22 <li>Model</li> 23 <li>Particle Emitter</li> 24 <li>Light</li> 25 <li>Camera</li> 26 </ul> 27 <p class="warning">In the initial default setting for CreativeStudio, you cannot drag content to the <B>Contents </B>panel.<br /> To enable the dragging of content, you need to provide support in the config file. <br /> For details about the config file, click <a href="../../../../ui_reference/panel/contents_list/index.html#hierarchical_structure">here</a>.</p> 28 29 <h2>Particle Effect Hierarchical Structure</h2> 30 <p>You can use the features of a graphics hierarchy structure for the <em>particle emitter</em> and <em>particle model</em> content of particle effects. </p> 31 <p>Below we will explain the <I>emitter shapes and how particles are affected</I> by transformations (scale, rotate, translate) performed on the particle emitter and the particle model. A separate description will be given for each type of hierarchy structure.</p> 32 <!-- #BeginLibraryItem "/Library/glossary_tree.lbi" --> 33 <p> 34 <!-- 階層構造 ( tree ) --> <I>Hierarchical structures</I> refer to structures in which a single model at a certain level has multiple lower-level models branching out from it. Conversion to hierarchical structures allows transform values (scale, rotation, and translation) to be inherited from the upper-level object by the lower-level objects.</p> 35 <!-- #EndLibraryItem --> 36 <h3>Non-Hierarchical Relationships Between Particle Emitter and Particle Model</h3> 37 <p>This is the status when the particle emitter and particle model do not form a hierarchy. Properties are described below using figures and examples.</p> 38 <p>The figure below is a conceptual image of the hierarchical structure.</p> 39 <img class="user_guide_chart" src="assets/particleeffect_layer01.png" alt="Hierarchy 01"/> 40 <h4>Scale</h4> 41 <p>The following figure represents an example in which the particle emitter is multiplied by 2 and the particle model is multipled by 2.</p> 42 <!-- #BeginLibraryItem "/Library/now_printing.lbi" --> <!-- 画像準備中 --> <img class="user_guide_chart" src="../../../../../Library/assets/now_printing.png" alt="Image Being Prepared"/><!-- #EndLibraryItem --> 43 <h5>Particle emitter times 2</h5> 44 <p>The emission area for the particle emitter is <em>multiplied by 2</em>.</p> 45 <h5>Particle model times 2</h5> 46 <p>The size and position of the particle set located underneath is <em>multiplied by 2</em> based on the center of the particle model.</p> 47 <h4>Position</h4> 48 <p>The following figure depicts an example when the particle emitter is moved 10 in the X- direction and the particle model is moved 10 in the Y-direction.</p> 49 <!-- #BeginLibraryItem "/Library/now_printing.lbi" --> <!-- 画像準備中 --> <img class="user_guide_chart" src="../../../../../Library/assets/now_printing.png" alt="Image Being Prepared"/><!-- #EndLibraryItem --> 50 <h5>Move particle emitter 10 in the X-direction</h5> 51 <p>The emission area of the particle emitter is moved <em>10</em> in the X direction and particles are emitted from there.</p> 52 <h5>Move particle emitter 10 in the Y-direction</h5> 53 <p>Particles located under the particle model do not track the particle emitter.</p> 54 <p>The table below lists how emitter shapes and generated particles are affected based on an example in which the particle emitter and particle model do not form a hierarchy.</p> 55 <table> 56 <thead> 57 <tr> 58 <th>Transform</th> 59 <th>Effect on the emitter shape</th> 60 <th>Effect on particles</th> 61 </tr> 62 </thead> 63 <tbody> 64 <tr> 65 <th>Particle Emitter Scaling</th> 66 <td>Influenced.<br /> Enlarges around the center of the emitter shape.</td> 67 <td>Not influenced.</td> 68 </tr> 69 <tr> 70 <th>Particle Emitter Rotation</th> 71 <td>Influenced.<br /> Rotates around the center of the emitter shape.</td> 72 <td>Not influenced.</td> 73 </tr> 74 <tr> 75 <th>Particle Emitter Position</th> 76 <td>Influenced.<br /> Moves the emitter shape.</td> 77 <td>Not influenced.</td> 78 </tr> 79 <tr> 80 <th>Particle Model Scaling</th> 81 <td>Not influenced.</td> 82 <td>Influenced.<br /> Enlarges around the particle model center after generation.</td> 83 </tr> 84 <tr> 85 <th>Particle Model Rotation</th> 86 <td>Not influenced.</td> 87 <td>Influenced.<br /> Rotates around the particle model center after generation.</td> 88 </tr> 89 <tr> 90 <th>Particle Model Position</th> 91 <td>Not influenced.</td> 92 <td>Not influenced.<br /> Particles track the particle model after generation.</td> 93 </tr> 94 </tbody> 95 </table> 96 <p class="hint">With this hierarchical structure, generated particles do not track the particle emitter when the position of the emission area of the particle emitter has been moved.</p> 97 <h3>Hierarchical Structure with a Particle Emitter on Top</h3> 98 <p>There are two possible hierarchical structures for particle emitters and particle models.<br /> Processing differs depending on which is located at the top of the hierarchy.</p> 99 <p>This is the state when a hierarchy is formed with a particle model and the particle emitter is located at the top. Properties are described below using figures and examples.</p> 100 <p>The figure below is a conceptual image of the hierarchical structure. </p> 101 <img class="user_guide_chart" src="assets/particleeffect_layer02.png" alt="Hierarchy 02"/> 102 <h4>Scale</h4> 103 <p>The following figure represents an example in which the particle emitter is multiplied by 2 and the particle model is multipled by 2.</p> 104 <!-- #BeginLibraryItem "/Library/now_printing.lbi" --> <!-- 画像準備中 --> <img class="user_guide_chart" src="../../../../../Library/assets/now_printing.png" alt="Image Being Prepared"/><!-- #EndLibraryItem --> 105 <h5>Particle emitter times 2</h5> 106 <p>The emission area of the particle emitter is <em>multipled by 2</em> and everything below the particle model is <em>multiplied by 2</em> based on the center of the particle emitter.</p> 107 <h5>Particle model times 2</h5> 108 <p>The size and position of the particle set located underneath is <em>multiplied by 2</em> based on the center of the particle model. The size of particles is <em>multiplied by 4</em> at this time.</p> 109 <h4>Position</h4> 110 <p>The following figure depicts an example when the particle emitter is moved 10 in the X- direction and the particle model is moved 10 in the Y-direction.</p> 111 <!-- #BeginLibraryItem "/Library/now_printing.lbi" --> <!-- 画像準備中 --> <img class="user_guide_chart" src="../../../../../Library/assets/now_printing.png" alt="Image Being Prepared"/><!-- #EndLibraryItem --> 112 <h5>Move particle emitter 10 in the X-direction</h5> 113 <p>The emission area of the particle emitter is moved <em>10</em> in the X direction and particles are emitted from there.</p> 114 <h5>Move particle emitter 10 in the Y-direction</h5> 115 <p>Particles located under the particle model track the particle emitter.</p> 116 <p>The table below lists how emitter shapes and generated particles are affected based on an example in which the particle emitter and particle model form a hierarchy with the particle emitter on top.</p> 117 <table> 118 <thead> 119 <tr> 120 <th>Transform</th> 121 <th>Effect on the emitter shape</th> 122 <th>Effect on particles</th> 123 </tr> 124 </thead> 125 <tbody> 126 <tr> 127 <th>Particle Emitter Scaling</th> 128 <td>Influenced.<br /> Enlarges around the center of the emitter shape.</td> 129 <td>Influenced.<br /> Enlarges around the center of the emitter shape.</td> 130 </tr> 131 <tr> 132 <th>Particle Emitter Rotation</th> 133 <td>Influenced.<br /> Rotates around the center of the emitter shape.</td> 134 <td>Influenced.<br /> Rotates around the center of the emitter shape.</td> 135 </tr> 136 <tr> 137 <th>Particle Emitter Position</th> 138 <td>Influenced.<br /> Moves the emitter shape.</td> 139 <td>Influenced.<br /> Tracks the particle emitter.</td> 140 </tr> 141 <tr> 142 <th>Particle Model Scaling</th> 143 <td>Not influenced.</td> 144 <td>Influenced.<br /> Enlarges around the particle model center after generation. </td> 145 </tr> 146 <tr> 147 <th>Particle Model Rotation</th> 148 <td>Not influenced.</td> 149 <td>Influenced.<br /> Rotates around the particle model center after generation.</td> 150 </tr> 151 <tr> 152 <th>Particle Model Position</th> 153 <td>Not influenced.</td> 154 <td>Not influenced.<br /> Particles track the particle model after generation.</td> 155 </tr> 156 </tbody> 157 </table> 158 <h3>Hierarchical Structure with a Particle Model on Top</h3> 159 <p>This is the state when a hierarchy is formed with a particle emitter and the particle mdoel is located at the top.<br /> Properties are described below using figures and examples.</p> 160 <p>The figure below is a conceptual image of the hierarchical structure.</p> 161 <img class="user_guide_chart" src="assets/particleeffect_layer03.png" alt="Hierarchy 03"/> 162 <h4>Scale</h4> 163 <p>The following figure represents an example in which the particle model is multiplied by 2 and the particle emitter is multipled by 2.</p> 164 <!-- #BeginLibraryItem "/Library/now_printing.lbi" --> <!-- 画像準備中 --> <img class="user_guide_chart" src="../../../../../Library/assets/now_printing.png" alt="Image Being Prepared"/><!-- #EndLibraryItem --> 165 <h5>Particle model times 2</h5> 166 <p>The emission area of the particle emitter is <em>multiplied by 2</em> and the size and position of particles underneath are <em>multiplied by 2</em> based on the center of the particle model.</p> 167 <h5>Particle emitter times 2</h5> 168 <p>The emission area of the particle emitter is <em>multiplied by 2</em> based on the center of the particle emitter.<br /> The emission area of the particle emitter is <em>multiplied by 4</em> at this time.</p> 169 <h4>Position</h4> 170 <p>The following figure depicts an example when a particle model is moved 10 in the X- direction and the particle emitter is moved 10 in the Y-direction.</p> 171 <!-- #BeginLibraryItem "/Library/now_printing.lbi" --> <!-- 画像準備中 --> <img class="user_guide_chart" src="../../../../../Library/assets/now_printing.png" alt="Image Being Prepared"/><!-- #EndLibraryItem --> 172 <h5>Move particle model 10 in the X-direction</h5> 173 <p>The emission area of the particle emitter is moved <em>10</em> in the X-direction and the particles underneath are moved <em>10</em> in the X-direction.</p> 174 <h5>Move particle emitter 10 in the Y-direction</h5> 175 <p>The emission area of the particle emitter is moved <em>10</em> in the Y direction and particles are emitted from there and track the emitter.</p> 176 <p>The table below lists how emitter shapes and generated particles are affected based on an example in which the particle emitter and particle model form a hierarchy with the particle model on top.</p> 177 <table> 178 <thead> 179 <tr> 180 <th>Transform</th> 181 <th>Effect on the emitter shape</th> 182 <th>Effect on particles</th> 183 </tr> 184 </thead> 185 <tbody> 186 <tr> 187 <th>Particle Emitter Scaling</th> 188 <td>Influenced.<br /> Enlarges around the center of the emitter shape.</td> 189 <td>Not influenced.</td> 190 </tr> 191 <tr> 192 <th>Particle Emitter Rotation</th> 193 <td>Influenced.<br /> Rotates around the center of the emitter shape.</td> 194 <td>Not influenced.</td> 195 </tr> 196 <tr> 197 <th>Particle Emitter Position</th> 198 <td>Influenced.<br /> Moves the emitter shape.</td> 199 <td>Not influenced.</td> 200 </tr> 201 <tr> 202 <th>Particle Model Scaling</th> 203 <td>Influenced.<br /> Enlarges around the particle model center.</td> 204 <td>Influenced.<br /> Enlarges around the particle model center after generation.</td> 205 </tr> 206 <tr> 207 <th>Particle Model Rotation</th> 208 <td>Influenced.<br /> Rotates around the particle model center.</td> 209 <td>Influenced.<br /> Rotates around the particle model center after generation.</td> 210 </tr> 211 <tr> 212 <th>Particle Model Position</th> 213 <td>Influenced.<br /> Tracks the particle model.</td> 214 <td>Influenced.<br /> Particles track the particle model after generation.</td> 215 </tr> 216 </tbody> 217 </table> 218 <p class="hint">With this hierarchical structure, the position of the particle model can be selected freely, and the position of the emission area of the particle emitter can be subsequently modified.</p> 219 <a name="particleset_option" id="particleset_option"></a> 220 <h3>Particle Set Options</h3> 221 <p>Using <em>Place in the world coordinate system</em> will cause particles emitted from the particle emitter to always be placed in the world coordinate system. With this option, particles do not track the size, orientation, or position of the particle emitter even if particles form a hierarchical structure. The world coordinate system is also used for the direction in which gravity works.</p> 222 <p>The figure below shows one example of placement in the world coordinate system.<br /> Say you have a structure where particles track the particle emitter after they have been created, and particle B is called as a child from particle A within this particle set. If you enable this option for particle B, you can stop this tracking.</p> 223 <img class="user_guide_chart" src="assets/particleeffect_place_in_the_world.png" alt="Example of placement in world coordinate system"/> <!-- #BeginLibraryItem "/Library/glossary_world_coordinate.lbi" --> <!-- ワールド座標系 ( world_coordinate ) --> 224 <p>The term <em>world coordinate system</em> refers to a coordinate system where a Z-axis, representing depth, has been added to the traditional two-dimensional X-Y coordinate system. The location where X, Y and Z coordinates are all (0, 0, 0) is called the <em>origin</em>. Values increase going right for the X-coordinate, going up for the Y-coordinate, and going toward the viewer for the Z-coordinate.</p> 225 <p>The following diagram is a conceptual image of a model coordinate system inside a world coordinate system.</p> 226 <img class="user_guide_chart" src="../../../camera/camera_type/assets/camera_world_coordinate.png" alt="ワールド座標系"/><!-- #EndLibraryItem --> 227 <h3>Particle Emitter Billboards (currently not supported)</h3> 228 <p class="warning">Although planned for inclusion in the future, specifications may change.</p> 229 <p>The graphics billboard feature allows you to keep the particle emitter pointed at the camera at all times.</p> 230 <!-- #BeginLibraryItem "/Library/now_making.lbi" --> <!-- 作成中！ --> <img class="user_guide_chart" src="../../../../../Library/assets/now_making.png" alt="Under Construction"/><!-- #EndLibraryItem --> <!-- InstanceEndEditable --> </div> 231 <div class="footer" /> 232</div> 233<hr><p>CONFIDENTIAL</p></body> 234<!-- InstanceEnd --></html> 235
