NUMBER/mat1(12),mat2(12),mat3(12),mat4(12)6 g8 G* P+ J/ w7 g
NUMBER/gmat1(12),gmat2(12),mat(12)
4 ~8 x' F+ s4 @! y5 gENTITY/ln1,b1,b2
) X( g5 `3 Y( \+ iln1=LINE/0,0,0,0,1,0
1 B. s. Y! I( k; S9 fb1=SOLBLK/ORIGIN,0,0,0,SIZE,1,1,19 G5 \# b1 k9 |) N p
mat1=MATRIX/TRANSL,1,2,3 $$ 生成平移矩阵
) _- `2 C) F$ f8 i/ k3 kmat2=MATRIX/XYROT,45 $$ 生成旋转矩阵
' X5 ?7 v3 A$ t' @' }5 [7 I t3 ]: jmat3=MATRIX/MIRROR,ln1 $$ 生成镜像矩阵4 Q( p. s9 F, U- i8 h7 T
mat4=MATRIX/SCALE,2 $$ 生成缩放矩阵+ G5 _5 T: a( A) v# v& W
gmat1=MATRIX/mat1,mat2 $$ 矩阵相乘( ]+ T% h& T) X5 E+ L5 _
gmat2=MATRIX/mat3,mat4 $$ 矩阵相乘5 F `* z* w( ]
mat=MATRIX/gmat1,gmat2 $$ 矩阵相乘, @: u3 v8 W; E) y
b2=TRANSF/mat,b1 $$ 将变换物体的矩阵加到物体上 h6 r: U0 {' N2 q0 |- ?
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3 Q% L$ ]. D7 ?7 ~/ qENTITY/b1,b2,b3,b4,b5,b6,b7,b8,b9
& x* I$ l7 t( z- p" ?: p) N Tb1=SOLBLK/ORIGIN,0,0,0,SIZE,2,2,2
4 J6 @7 _2 t; z' V5 o$ Q8 zb2=SOLBLK/ORIGIN,1,1,1,SIZE,2,2,2
6 i/ n) @" v( o' J8 l6 j' c, mb3=SOLBLK/ORIGIN,2,2,2,SIZE,2,2,2
4 ?4 ?0 g" A1 E% T* sb4=SOLBLK/ORIGIN,3,3,3,SIZE,2,2,2
# D# w5 z! M0 k3 g, k+ x. z3 ]; mb5=SOLBLK/ORIGIN,4,4,4,SIZE,2,2,2
7 k" ~1 J: h: A6 Eb6=SOLBLK/ORIGIN,5,5,5,SIZE,2,2,2
* E! \ ` R6 b& P- ?1 Lb7=UNITE/b1,WITH,b2 $$ 实体相加
' N8 M( f& v/ J- y; N: B6 ob8=INTERS/b3,WITH,b4 $$ 实体相交* `1 J3 J9 V, c' s8 Z0 }
b9=SUBTRA/b5,WITH,b6 $$ 实体相减1 z2 r# B% G; C
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, B; w, o: C) Y+ U' BENTITY/c1,c2,c3,c4,c5,c6
3 v2 p! M2 A/ {1 l2 yc1=CIRCLE/CENTER,(POINT/0,0,0),RADIUS,1 $$ 过圆心和半径画圆5 j) `( Z4 e% j# U7 P; h
c2=CIRCLE/CENTER,(POINT/0,0,0),TANTO,(LINE/2,0,0,2,2,0),START,0,END,90 $$ 过圆心与线相切起始角终止角. Z4 K2 G& x: z; `# ]8 ~
c3=CIRCLE/CENTER,(POINT/0,0,0),(POINT/3,0,0) $$ 过圆心和点
# q# W' K: |# k# _. I) l' Z% }- W7 K, Ec4=CIRCLE/(POINT/4,0,0),(POINT/0,4,0),(POINT/-4,0,0) $$ 过三点画圆 |