Differences between revisions 4 and 9 (spanning 5 versions)
Revision 4 as of 2007-08-17 06:47:25
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Editor: flyaflya
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Revision 9 as of 2007-08-23 08:09:56
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Editor: flyaflya
Comment:
Deletions are marked like this. Additions are marked like this.
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 树型结构

Render -> NodePath -> PandaNode(Geom) [GeomVertexData, GeomPrimitive]

GeomVertexData 保存顶点数据, GeomPrimitive 保存顶点的index
  树型结构
 * Render -> NodePath -> PandaNode(Geom)[GeomVertexData, GeomPrimitive]
 * GeomVertexData 保存顶点数据, GeomPrimitive 保存顶点的index
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 render(3d) X右,Y前,Z上

render2d 坐标左下角(-1,0,-1)到右上角(1,0,1)
 * render(3d) X右,Y前,Z上
 * render2d 坐标左下角(-1,0,-1)到右上角(1,0,1)
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 NodePath.setPos(X,Y,Z) #位移  * 位移 NodePath.setPos(X,Y,Z) #位移
 * 旋转 NodePath.setHpr(H,P,R)
  * 旋转方向
   * Heading: 绕Y轴转
   * Pitch: 绕X轴转
   * Roll: 绕Z轴转
   * 旋转的例子: attachment:hprtest.py 使用simples/tutorial1中的model
 * 缩放 NodePath.setScale(uniform) #
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 NodePath.setHpr(H,P,R) #旋转

 NodePath.setScale(uniform) #缩放

 * 旋转方向

 Heading: XZ平面逆时针转

 Pitch: YZ平面

 Roll:

 旋转的例子: attachment:hpr.py 使用simples/tutorial1中的model
== 文件格式 ==
=== EGG ===
==== 创建EGG ===
 * EggData()
  * .addChild
 * EggPolygon()
  * .addVertex
  * .recomputePolygonNormal
 * EggVertex()
 * EggVertexPool('')
  * .addVertex
 * .loadEggData()
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= 地形 =
== 高度图算法 ==
=== Diamond-Square Algorithm ==

= 碰撞 =
== solid ==
 * CollisionSphere 球型
 * CollisionTube 圆柱
 * CollisionInvSphere 反球体
 * CollisionPlane 平面
 * CollisionPolygon 多边型 (昂贵,不准确)
 * CollisionRay 射线
 * CollisionLine 双向射线
 * CollisionSegment 两点间线

== 基础 ==
 * .setCollideMask
 * .setIntoCollideMask
 * .setFromCollideMask

基础

组成结构

  • 树型结构

坐标

  • render(3d) X右,Y前,Z上
  • render2d 坐标左下角(-1,0,-1)到右上角(1,0,1)

移动、形变

  • 位移 NodePath.setPos(X,Y,Z) #位移

  • 旋转 NodePath.setHpr(H,P,R)

    • 旋转方向
      • Heading: 绕Y轴转
      • Pitch: 绕X轴转
      • Roll: 绕Z轴转
      • 旋转的例子: attachment:hprtest.py 使用simples/tutorial1中的model
  • 缩放 NodePath.setScale(uniform) #

文件格式

EGG

==== 创建EGG ===

镜头

  • base.camera

地形

高度图算法

=== Diamond-Square Algorithm ==

碰撞

== solid ==

基础

  • .setCollideMask
  • .setIntoCollideMask
  • .setFromCollideMask

FlyaflyaPanda3dNote (last edited 2009-12-25 07:15:27 by localhost)