From 8624a5d970faf95011e4ab23ae9e567bc93a8575 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Wed, 30 Nov 2022 20:30:02 +0000 Subject: circuit_macros (30nov22) git-svn-id: svn://tug.org/texlive/trunk@65149 c570f23f-e606-0410-a88d-b1316a301751 --- .../circuit-macros/examples/dpv/GeometryDPV.m4 | 154 +++++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 Master/texmf-dist/doc/latex/circuit-macros/examples/dpv/GeometryDPV.m4 (limited to 'Master/texmf-dist/doc/latex/circuit-macros/examples/dpv/GeometryDPV.m4') diff --git a/Master/texmf-dist/doc/latex/circuit-macros/examples/dpv/GeometryDPV.m4 b/Master/texmf-dist/doc/latex/circuit-macros/examples/dpv/GeometryDPV.m4 new file mode 100644 index 00000000000..18e0cb2fcdd --- /dev/null +++ b/Master/texmf-dist/doc/latex/circuit-macros/examples/dpv/GeometryDPV.m4 @@ -0,0 +1,154 @@ +.PS +# GeometryDPV.m4 +# Some constructions from https://tex.stackexchange.com/ +gen_init +maxpswid = 10 + +Fig1: [ +# FourbarDPV.m4 +# https://tex.stackexchange.com/questions/563831/how-to-draw-four-bar-linkage-with-center-of-mass +ls = 1/25.4 # local scale + + a = 18*ls + b = 73*ls + c = 47*ls + d = 72*ls + A0: Here + B0: A0+(d,0) + circlerad = 1*ls + +define(`pivot',`[ + C: circle + line down_ 4*ls from C+(2*ls,0) + arc from last line.start to C+(-2*ls,0) with .c at C + line down_ 4*ls + B: line thick 1.6 right 7*ls with .c at (C,Here) + thinlines_ + sep = 0.9*ls + nhash = B.len/sep + for i=0 to nhash do { line down sep left sep from B.end-(i/nhash*B.len,0) } + thicklines_ + ]') + + pivot with .C at A0; "A`'svg_sub(0)" at A0-(5,0)*ls + circle dashed rad a at A0 + pivot with .C at B0; "B`'svg_sub(0)" at B0-(5,0)*ls + "d = A`'svg_sub(0)B`'svg_sub(0)" at 0.5 + + B1: Cintersect(A0,a+b,B0,c) + B2: Cintersect(A0,b-a,B0,c) + arc dashed from B1 to B2 with .c at B0 + + A0B1: line thick 1.6 from A0 to B1 chop 2*ls chop 0 + line thick 1.6 from B0 to B1 chop 2*ls chop 0 "c" ljust + circle fill_(1) at B1; "B`'svg_sub(1)" wid 3*ls at B1+(5,0)*ls + A1: circle fill_(1) at LCintersect(A0B1,A0,a,R) + "A`'svg_sub(1)" at A1+(5,0)*ls + + A2: b/(b-a) between B2 and A0; "a" at 0.4 above rjust + "b" at 0.4 above rjust + A2B2: line thick 1.6 from A2 to B2 + line thick 1.6 from B0 to B2 chop 2*ls chop 0 + circle fill_(1) at B2; "B`'svg_sub(2)" at B2+(5,0)*ls + circle fill_(1) at A2; "A`'svg_sub(2)" at A2+(5,0)*ls + + thinlines_ + line from B0+(3*ls,0) right 4*ls + ArcAngle(Here,B0,B1,5*ls) ->; "svg_psi`'svg_sub(0)" at last arc.ne above ljust + ArcAngle(B1,B0,B2,8*ls) ->; "svg_psi" at last arc.n+(-3*ls,0) above + ArcAngle(A1,A0,B2,b*0.45) ->; "svg_theta" at last arc.start+(0,4*ls) + line from A0+(3*ls,0) right 8*ls + ArcAngle(Here,A0,B1,9*ls) ->; "svg_theta`'svg_sub(0)" \ + at last arc.start+(2,2)*ls + ] + +Fig2: [ +# FourbarDPV.m4 +# https://tex.stackexchange.com/questions/609452/help-drawing-a-more-sophisticated-right-triangle-with-tikz-or-something-else + + textkht = 12/72 + unit = 0.6 + C: Here; { "C" at C rjust below } + B: C+(4*unit,0); { "B" at B ljust below } + A: C+(0,3*unit); { "A" at A rjust above } + H: PerpTo(C,A,B); { "H" at H ljust above } + line from C to H then to B then to C shaded rgbstring(0.5,0.8,0.9) +# line from C to H then to B then to C shaded "CornflowerBlue" + line from C to H then to A then to C shaded rgbstring(0.8,0.9,0.7) +# line from C to H then to A then to C shaded "SpringGreen" + ArcAngle(C,A,B,unit*0.4) + ArcAngle(C,A,B,unit*0.5) + ArcAngle(A,B,C,unit*0.5,,"svg_theta" rjust) + ArcAngle(B,C,H,unit*0.5); {"svg_theta" at C+(unit*0.3,unit*0.17) } + ArcAngle(B,C,A,unit*0.6) + RightAngle(B,C,A,unit*0.17) + RightAngle(C,H,A,unit*0.17) + ] with .nw at Fig1.sw+(0.2,0) + + +Fig3: [ ls = 3/4 # local scale +# https://tex.stackexchange.com/questions/593272/drawing-complex-geometry + P: dot(at Here); "P" at P.s below + N: dot(at P+(3.5*ls,1.5*ls)); "N" at N.se ljust below + O: dot(at (N,P)); "O" at O.s below + R: dot(at 1/3 between O and P);"R" at R.s below + M: dot(at (R,N)); "M" at M.se ljust below + Q: dot(at (M.x,M.y+distance(M,N)/distance(N,O)*distance(P,O)));"Q" at Q.e ljust + line from P to Q then to N then to O + B: line to P chop -0.3 + line from M to N + Pu: line from R to Q chop 0 chop -0.3 + H: line from P to N chop 0 chop -0.3 + X: dot(at Intersect_(Pu,H)); "X" at X.se ljust below + thinlines_ + RightAngle(Q,M,N) + RightAngle(Q,N,H.end) + RightAngle(N,O,B.start) + ArcAngle(N,P,Q,0.4); "svg_beta" at last arc.ne above ljust + ArcAngle(O,P,N,0.5); "svg_alpha" at last arc.start+(5bp__,8bp__) + ArcAngle(R,Q,N,0.5); "svg_alpha" at last arc.start+(8bp__,-5bp__) + ] with .sw at Fig2.e+(-0.2,-0.7) + +Fig4: [ ls = 2/3 # local scale + A: Here; "A" at A above + B: A+(-1*ls,-3.5*ls); "B" at B below rjust + C: B+(4.6*ls,0); "C" at C below ljust + AB: line from A to B + BC: line from B to C + CA: line from C to A + + perpto(A,BC,L); "L" at L below + AL: line from A to L; RightAngle(A,L,C) + + angleLAC = atan2(C.x-L.x,A.y-L.y) + S: move from A to (sin(angleLAC/2),-cos(angleLAC/2)) + AW: line from A to Intersect_(S,BC) + W: Here; "W" at W below rjust + + perpto(C,AB,N); "N" at N above rjust + CN: line from C to N; RightAngle(C,N,B) + + perpto(B,CA,M); "M" at M above + CM: line from B to M; RightAngle(B,M,C) + + H: Intersect_(CN,AL); "H" at H +(4bp__,10bp__) + + thinlines_ + Equidist3(B,L,N,CC1,c1rad); C1: circle rad c1rad at CC1 + Equidist3(B,W,N,CC2,c2rad); C2: circle rad c2rad at CC2 + Equidist3(B,C,N,CC3,c3rad); C3: circle rad c3rad at CC3 + Equidist3(W,C,M,CC4,c4rad); C4: circle rad c4rad at CC4 + thicklines_ + + Z: LCintersect(AW,CC2,C2.rad); "Z" at Z+(-5bp__,-5bp__) + HZ: move from H to Z + Y: LCintersect(HZ,CC4,C4.rad,R); "Y" at Y above + X: LCintersect(HZ,CC2,C2.rad); "X" at X above rjust + + Loopover_(`P',`dot(at P)',X,Y,Z) + + line dashed from X to Y chop -linewid/2 + RightAngle(A,Z,Y) + ] with .sw at (Fig3.e,Fig2.s) + +.PE -- cgit v1.2.3