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Diffstat (limited to 'Master/texmf-dist/doc/latex/circuit-macros/examples/IntersectingPlanes.m4')
-rw-r--r-- | Master/texmf-dist/doc/latex/circuit-macros/examples/IntersectingPlanes.m4 | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/Master/texmf-dist/doc/latex/circuit-macros/examples/IntersectingPlanes.m4 b/Master/texmf-dist/doc/latex/circuit-macros/examples/IntersectingPlanes.m4 deleted file mode 100644 index 3ed9ab3bc34..00000000000 --- a/Master/texmf-dist/doc/latex/circuit-macros/examples/IntersectingPlanes.m4 +++ /dev/null @@ -1,84 +0,0 @@ -.PS -## IntersectingPlanes.m4 -## Projection of an object defined by 4-sided facets -threeD_init -NeedDpicTools - - setview( 10, 45) -# Define the object by its facets: -# size parameters - a = 3/2 - b = 0.4 -# depth - d = -1 -# line ends and intersections - A0: -a,-b - A1: a,-b - B0: Rot_(A0,120) - B1: Rot_(A1,120) - C0: Rot_(A0,240) - C1: Rot_(A1,240) - AB: intersect_(A0,A1,B0,B1) - BC: intersect_(B0,B1,C0,C1) - CA: intersect_(C0,C1,A0,A1) - - "A0" at project(0,A0.x,A0.y) rjust - "A1" at project(0,A1.x,A1.y) ljust - "B0" at project(0,B0.x,B0.y) ljust - "B1" at project(0,B1.x,B1.y) rjust - "C0" at project(0,C0.x,C0.y) ljust - "C1" at project(0,C1.x,C1.y) rjust -# facet location parameters -define(`facet',`$1.x,$1.y, $2.x,$2.y') -array2(ffc,1,facet(A0,CA)) -array2(ffc,2,facet(CA,A0)) -array2(ffc,3,facet(CA,AB)) -array2(ffc,4,facet(AB,CA)) -array2(ffc,5,facet(AB,A1)) -array2(ffc,6,facet(A1,AB)) - -array2(ffc,7,facet(AB,B0)) -array2(ffc,8,facet(B0,AB)) -array2(ffc,9,facet(BC,AB)) -array2(ffc,10,facet(AB,BC)) -array2(ffc,11,facet(B1,BC)) -array2(ffc,12,facet(BC,B1)) - -array2(ffc,13,facet(C0,BC)) -array2(ffc,14,facet(BC,C0)) -array2(ffc,15,facet(BC,CA)) -array2(ffc,16,facet(CA,BC)) -array2(ffc,17,facet(CA,C1)) -array2(ffc,18,facet(C1,CA)) -nfacets = 18 -# facet corners -define(`fSW',`0,ffc[($1,1)],ffc[($1,2)]') -define(`fNW',`d,ffc[($1,1)],ffc[($1,2)]') -define(`fSE',`0,ffc[($1,3)],ffc[($1,4)]') -define(`fNE',`d,ffc[($1,3)],ffc[($1,4)]') -# facet centre and normal -define(`Fcentre',`sprod3D(0.5,sum3D(fSW(i),fNE(i)))') -define(`Fnoarmal',`cross3D(diff3D(fSE($1),fSW($1)),diff3D(fNE($1),fSE($1)))') -# facet drawing routine -define(`drawfacet',` - Loopover_(`X', `X: project(m4xpand(f`'X)(`$1'));', SW,SE,NE,NW) - line from SW to SE then to NE then to NW then to SW shaded ifelse(`$3',, - "white", `rgbstring(`$3',ifelse(`$4',,`$3',`$4'),ifelse(`$5',,`$3',`$5'))') - ifelse(`$2',,,`sprintf("%g",$2) at 1/2 between NW and SE') ') - -# The rest is generic: sort visible facets by -# distance and plot (but with custom colors) - nvis = 0 - smax = 0 - for i=1 to nfacets do { - if dot3D(View3D,Fnoarmal(i)) >= 0 then { - nvis +=1 - s[nvis] = dot3D(View3D,Fcentre(i)) - smax = max(smax,s[nvis]) - ix[nvis] = i - } } - dpquicksort(s,1,nvis,ix) - - for i=1 to nvis do { drawfacet(ix[i],ix[i],sqrt(i/nvis),i/nvis) } - -.PE |