NUMBER/mat1(12),mat2(12),mat3(12),mat4(12)
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. h( [9 |8 R* XENTITY/ln1,b1,b2; e' D) w0 A/ Y& W
ln1=LINE/0,0,0,0,1,0
7 B! q9 m% F2 E9 O Bb1=SOLBLK/ORIGIN,0,0,0,SIZE,1,1,10 X. h) |% x* _# u9 z0 D
mat1=MATRIX/TRANSL,1,2,3 $$ 生成平移矩阵* b; w! I. ?) ^- X! U1 K
mat2=MATRIX/XYROT,45 $$ 生成旋转矩阵, b6 S* t- p! d4 a5 t
mat3=MATRIX/MIRROR,ln1 $$ 生成镜像矩阵
, s X3 R8 H( D/ I7 Xmat4=MATRIX/SCALE,2 $$ 生成缩放矩阵# F& \# ?, `: Q, \% B ?6 x
gmat1=MATRIX/mat1,mat2 $$ 矩阵相乘 o) G; l8 \2 w$ n
gmat2=MATRIX/mat3,mat4 $$ 矩阵相乘% g( e' e% O/ Y7 I4 O
mat=MATRIX/gmat1,gmat2 $$ 矩阵相乘
- k7 b# X: |9 ?3 r$ c5 a1 |b2=TRANSF/mat,b1 $$ 将变换物体的矩阵加到物体上
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ENTITY/b1,b2,b3,b4,b5,b6,b7,b8,b9
7 a. U% C4 E3 X* L3 Mb1=SOLBLK/ORIGIN,0,0,0,SIZE,2,2,2
( M2 M9 ]! Z0 N" `" jb2=SOLBLK/ORIGIN,1,1,1,SIZE,2,2,2
# K7 k, n( i3 Y3 }1 vb3=SOLBLK/ORIGIN,2,2,2,SIZE,2,2,28 P% ~% ^- i- _( A
b4=SOLBLK/ORIGIN,3,3,3,SIZE,2,2,2
1 ]+ k) E9 S- |* Z! j- Wb5=SOLBLK/ORIGIN,4,4,4,SIZE,2,2,2+ x' ^2 V4 K) g7 o. k2 v) a. T
b6=SOLBLK/ORIGIN,5,5,5,SIZE,2,2,2; W7 f) T M( y$ {% E
b7=UNITE/b1,WITH,b2 $$ 实体相加9 f9 y3 {, V s( V: ^) {
b8=INTERS/b3,WITH,b4 $$ 实体相交 K- A8 W$ I( h* s* A) w
b9=SUBTRA/b5,WITH,b6 $$ 实体相减" [* _# @; M( v" P1 I
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ENTITY/c1,c2,c3,c4,c5,c6
* }2 q+ Y2 W* v6 ec1=CIRCLE/CENTER,(POINT/0,0,0),RADIUS,1 $$ 过圆心和半径画圆
5 f/ F2 ]/ U6 L5 y) t8 W# L) d7 ^c2=CIRCLE/CENTER,(POINT/0,0,0),TANTO,(LINE/2,0,0,2,2,0),START,0,END,90 $$ 过圆心与线相切起始角终止角
0 N, k( k' [6 Q$ d3 e. x1 C8 L# n! H# bc3=CIRCLE/CENTER,(POINT/0,0,0),(POINT/3,0,0) $$ 过圆心和点
8 X; n. X. ]1 [$ E1 C/ c& {c4=CIRCLE/(POINT/4,0,0),(POINT/0,4,0),(POINT/-4,0,0) $$ 过三点画圆 |