NUMBER/mat1(12),mat2(12),mat3(12),mat4(12)
# a) j1 T z/ g" ^NUMBER/gmat1(12),gmat2(12),mat(12)% z5 r. r; X: C r
ENTITY/ln1,b1,b2# F8 E! v/ f. B6 f# g
ln1=LINE/0,0,0,0,1,0; ^& `+ ]4 ^" o5 T" h) e, x9 ~
b1=SOLBLK/ORIGIN,0,0,0,SIZE,1,1,1
& \2 b- | ]- n# \7 H) b) @mat1=MATRIX/TRANSL,1,2,3 $$ 生成平移矩阵
2 D* j1 J( V4 ?. x& ~8 bmat2=MATRIX/XYROT,45 $$ 生成旋转矩阵
+ Q6 R' S( d' k" E' dmat3=MATRIX/MIRROR,ln1 $$ 生成镜像矩阵' s3 N- b, F& i% z% }! [
mat4=MATRIX/SCALE,2 $$ 生成缩放矩阵! W) F! N: T1 |2 v' _4 U
gmat1=MATRIX/mat1,mat2 $$ 矩阵相乘 u& |) E7 z5 V
gmat2=MATRIX/mat3,mat4 $$ 矩阵相乘
# u7 B) ~" W& s; e* I9 kmat=MATRIX/gmat1,gmat2 $$ 矩阵相乘
8 y* J& R- M0 p, C0 h9 i3 lb2=TRANSF/mat,b1 $$ 将变换物体的矩阵加到物体上
( H4 ?+ e8 a9 N0 J2 W( Y* |3 h$ p' b% o. }, L. g; A8 n
8 C, R: A8 Y: C, F' V& z
# J- w* R. b. C6 l3 e
ENTITY/b1,b2,b3,b4,b5,b6,b7,b8,b91 l9 Y. d" d y/ r; K# b1 E
b1=SOLBLK/ORIGIN,0,0,0,SIZE,2,2,2; N4 G5 q! n( L' ]+ H, p5 h* ^
b2=SOLBLK/ORIGIN,1,1,1,SIZE,2,2,2
7 x/ [' U* P2 B. q, ~1 c" ^b3=SOLBLK/ORIGIN,2,2,2,SIZE,2,2,2
0 ~( B3 I% ]; ^7 D7 g8 Ib4=SOLBLK/ORIGIN,3,3,3,SIZE,2,2,2
" M7 L/ N9 Q1 S0 y* }b5=SOLBLK/ORIGIN,4,4,4,SIZE,2,2,2
" o; ^. y4 w2 w1 w0 \& A6 {b6=SOLBLK/ORIGIN,5,5,5,SIZE,2,2,2
+ Z' w8 J! a4 s6 B6 S* f- Tb7=UNITE/b1,WITH,b2 $$ 实体相加) C# V* z) x7 q S7 |6 b
b8=INTERS/b3,WITH,b4 $$ 实体相交
( c) x! |/ A. qb9=SUBTRA/b5,WITH,b6 $$ 实体相减
5 X& {* n$ U- U* k6 u. ^
( _: Q: c1 ?+ {! X' [
: e; J; ^& b) m9 n: d- v4 I
4 Z$ g1 G- y) f6 g+ ]) [
% @) _0 Y( {" i. O0 MENTITY/c1,c2,c3,c4,c5,c6- ]- p4 E, Q! f
c1=CIRCLE/CENTER,(POINT/0,0,0),RADIUS,1 $$ 过圆心和半径画圆; S, i) z/ m& ?. b
c2=CIRCLE/CENTER,(POINT/0,0,0),TANTO,(LINE/2,0,0,2,2,0),START,0,END,90 $$ 过圆心与线相切起始角终止角
, h/ C& w. F# jc3=CIRCLE/CENTER,(POINT/0,0,0),(POINT/3,0,0) $$ 过圆心和点
) {! O8 [/ D9 S% ~4 r7 J. e( cc4=CIRCLE/(POINT/4,0,0),(POINT/0,4,0),(POINT/-4,0,0) $$ 过三点画圆 |