summaryrefslogtreecommitdiff
path: root/Master/texmf/asymptote/three_surface.asy
diff options
context:
space:
mode:
Diffstat (limited to 'Master/texmf/asymptote/three_surface.asy')
-rw-r--r--Master/texmf/asymptote/three_surface.asy252
1 files changed, 189 insertions, 63 deletions
diff --git a/Master/texmf/asymptote/three_surface.asy b/Master/texmf/asymptote/three_surface.asy
index 1be7eb0259c..e00acfa8367 100644
--- a/Master/texmf/asymptote/three_surface.asy
+++ b/Master/texmf/asymptote/three_surface.asy
@@ -4,6 +4,8 @@ private import interpolate;
int nslice=12;
real camerafactor=1.2;
+string meshname(string name) {return name+" mesh";}
+
private real Fuzz=10.0*realEpsilon;
private real nineth=1/9;
@@ -1148,22 +1150,53 @@ interaction LabelInteraction()
return settings.autobillboard ? Billboard : Embedded;
}
-void draw3D(frame f, patch s, triple center=O, material m,
- light light=currentlight, string name="",
- interaction interaction=Embedded)
+private material material(material m, light light)
+{
+ return light.on() || invisible((pen) m) ? m : emissive(m);
+}
+
+void draw3D(frame f, int type=0, patch s, triple center=O, material m,
+ light light=currentlight, interaction interaction=Embedded,
+ bool prc=true)
{
if(s.colors.length > 0)
m=mean(s.colors);
- bool lighton=light.on();
- if(!lighton && !invisible((pen) m))
- m=emissive(m);
+ m=material(m,light);
real PRCshininess;
if(prc())
PRCshininess=PRCshininess(m.shininess);
- real granularity=m.granularity >= 0 ? m.granularity : defaultgranularity;
+
draw(f,s.P,center,s.straight,m.p,m.opacity,m.shininess,PRCshininess,
- granularity,s.planar ? s.normal(0.5,0.5) : O,s.colors,lighton,name,
- interaction.type);
+ s.planar ? s.normal(0.5,0.5) : O,s.colors,
+ light.on(),interaction.type,prc);
+}
+
+void drawPRCsphere(frame f, transform3 t=identity4, bool half=false, material m,
+ light light=currentlight, render render=defaultrender)
+{
+ m=material(m,light);
+ drawPRCsphere(f,t,half,m.p,m.opacity,PRCshininess(m.shininess),render.sphere);
+}
+
+void drawPRCcylinder(frame f, transform3 t=identity4, material m,
+ light light=currentlight)
+{
+ m=material(m,light);
+ drawPRCcylinder(f,t,m.p,m.opacity,PRCshininess(m.shininess));
+}
+
+void drawPRCdisk(frame f, transform3 t=identity4, material m,
+ light light=currentlight)
+{
+ m=material(m,light);
+ drawPRCdisk(f,t,m.p,m.opacity,PRCshininess(m.shininess));
+}
+
+void drawPRCtube(frame f, path3 center, path3 g, material m,
+ light light=currentlight)
+{
+ m=material(m,light);
+ drawPRCtube(f,center,g,m.p,m.opacity,PRCshininess(m.shininess));
}
void tensorshade(transform t=identity(), frame f, patch s,
@@ -1180,22 +1213,28 @@ nullpens.cyclic=true;
void draw(transform t=identity(), frame f, surface s, int nu=1, int nv=1,
material[] surfacepen, pen[] meshpen=nullpens,
light light=currentlight, light meshlight=light, string name="",
- projection P=currentprojection)
+ render render=defaultrender, projection P=currentprojection)
{
if(is3D()) {
+ begingroup3(f,name == "" ? "surface" : name,render);
for(int i=0; i < s.s.length; ++i)
- draw3D(f,s.s[i],surfacepen[i],light,partname(name,i));
+ draw3D(f,s.s[i],surfacepen[i],light);
+ endgroup3(f);
pen modifiers=thin()+squarecap;
for(int k=0; k < s.s.length; ++k) {
pen meshpen=meshpen[k];
if(!invisible(meshpen)) {
+ begingroup3(f,meshname(name),render);
meshpen=modifiers+meshpen;
real step=nu == 0 ? 0 : 1/nu;
for(int i=0; i <= nu; ++i)
- draw(f,s.s[k].uequals(i*step),meshpen,meshlight);
+ draw(f,s.s[k].uequals(i*step),meshpen,meshlight,partname(i),
+ render);
step=nv == 0 ? 0 : 1/nv;
for(int j=0; j <= nv; ++j)
- draw(f,s.s[k].vequals(j*step),meshpen,meshlight);
+ draw(f,s.s[k].vequals(j*step),meshpen,meshlight,partname(j),
+ render);
+ endgroup3(f);
}
}
} else {
@@ -1232,18 +1271,19 @@ void draw(transform t=identity(), frame f, surface s, int nu=1, int nv=1,
void draw(transform t=identity(), frame f, surface s, int nu=1, int nv=1,
material surfacepen=currentpen, pen meshpen=nullpen,
light light=currentlight, light meshlight=light, string name="",
- projection P=currentprojection)
+ render render=defaultrender, projection P=currentprojection)
{
material[] surfacepen={surfacepen};
pen[] meshpen={meshpen};
surfacepen.cyclic=true;
meshpen.cyclic=true;
- draw(t,f,s,nu,nv,surfacepen,meshpen,light,meshlight,name,P);
+ draw(t,f,s,nu,nv,surfacepen,meshpen,light,meshlight,name,render,P);
}
void draw(picture pic=currentpicture, surface s, int nu=1, int nv=1,
material[] surfacepen, pen[] meshpen=nullpens,
- light light=currentlight, light meshlight=light, string name="")
+ light light=currentlight, light meshlight=light, string name="",
+ render render=defaultrender)
{
if(s.empty()) return;
@@ -1257,7 +1297,7 @@ void draw(picture pic=currentpicture, surface s, int nu=1, int nv=1,
pic.add(new void(frame f, transform3 t, picture pic, projection P) {
surface S=t*s;
if(is3D())
- draw(f,S,nu,nv,surfacepen,meshpen,light,meshlight,name);
+ draw(f,S,nu,nv,surfacepen,meshpen,light,meshlight,name,render);
else if(pic != null)
pic.add(new void(frame f, transform T) {
draw(T,f,S,nu,nv,surfacepen,meshpen,light,meshlight,P);
@@ -1288,22 +1328,24 @@ void draw(picture pic=currentpicture, surface s, int nu=1, int nv=1,
void draw(picture pic=currentpicture, surface s, int nu=1, int nv=1,
material surfacepen=currentpen, pen meshpen=nullpen,
- light light=currentlight, light meshlight=light, string name="")
+ light light=currentlight, light meshlight=light, string name="",
+ render render=defaultrender)
{
material[] surfacepen={surfacepen};
pen[] meshpen={meshpen};
surfacepen.cyclic=true;
meshpen.cyclic=true;
- draw(pic,s,nu,nv,surfacepen,meshpen,light,meshlight,name);
+ draw(pic,s,nu,nv,surfacepen,meshpen,light,meshlight,name,render);
}
void draw(picture pic=currentpicture, surface s, int nu=1, int nv=1,
material[] surfacepen, pen meshpen,
- light light=currentlight, light meshlight=light, string name="")
+ light light=currentlight, light meshlight=light, string name="",
+ render render=defaultrender)
{
pen[] meshpen={meshpen};
meshpen.cyclic=true;
- draw(pic,s,nu,nv,surfacepen,meshpen,light,meshlight,name);
+ draw(pic,s,nu,nv,surfacepen,meshpen,light,meshlight,name,render);
}
surface extrude(path3 p, path3 q)
@@ -1376,7 +1418,8 @@ private path[] path(Label L, pair z=0, projection P)
void label(frame f, Label L, triple position, align align=NoAlign,
pen p=currentpen, light light=nolight,
- string name=L.s, interaction interaction=LabelInteraction(),
+ string name="", render render=defaultrender,
+ interaction interaction=LabelInteraction(),
projection P=currentprojection)
{
Label L=L.copy();
@@ -1386,10 +1429,10 @@ void label(frame f, Label L, triple position, align align=NoAlign,
L.T=L.T*scale(abs(P.camera-position)/abs(P.vector()));
if(L.defaulttransform3)
L.T3=transform3(P);
+ begingroup3(f,name == "" ? L.s : name,render);
if(is3D()) {
- int i=-1;
for(patch S : surface(L,position).s)
- draw3D(f,S,position,L.p,light,partname(name,++i),interaction);
+ draw3D(f,S,position,L.p,light,interaction);
} else {
pen p=color(L.T3*Z,L.p,light,shiftless(P.T.modelview));
if(L.defaulttransform3) {
@@ -1404,11 +1447,13 @@ void label(frame f, Label L, triple position, align align=NoAlign,
for(patch S : surface(L,position).s)
fill(f,project(S.external(),P,1),p);
}
+ endgroup3(f);
}
void label(picture pic=currentpicture, Label L, triple position,
align align=NoAlign, pen p=currentpen,
- light light=nolight, string name=L.s,
+ light light=nolight, string name="",
+ render render=defaultrender,
interaction interaction=LabelInteraction())
{
Label L=L.copy();
@@ -1421,18 +1466,18 @@ void label(picture pic=currentpicture, Label L, triple position,
triple v=t*position;
if(!align.is3D && L.align.relative && L.align.dir3 != O &&
determinant(P.t) != 0)
- L.align(L.align.dir*unit(project(v+L.align.dir3,P.t)-project(v,P.t)));
+ L.align(L.align.dir*unit(project(v+L.align.dir3,P.t)-project(v,P.t)));
if(interaction.targetsize && settings.render != 0)
L.T=L.T*scale(abs(P.camera-v)/abs(P.vector()));
if(L.defaulttransform3)
L.T3=transform3(P);
- if(is3D()) {
- int i=-1;
+ surface S=surface(L,v);
+ begingroup3(f,name == "" ? L.s : name,render,v,interaction.type);
+ if(is3D())
for(patch S : surface(L,v).s)
- draw3D(f,S,v,L.p,light,partname(name,++i),interaction);
- }
+ draw3D(f,S,v,L.p,light,interaction);
if(pic != null) {
pen p=color(L.T3*Z,L.p,light,shiftless(P.T.modelview));
@@ -1450,6 +1495,7 @@ void label(picture pic=currentpicture, Label L, triple position,
fill(f,T*project(S.external(),P,1),p);
});
}
+ endgroup3(f);
},!L.defaulttransform3);
@@ -1467,7 +1513,7 @@ void label(picture pic=currentpicture, Label L, triple position,
}
void label(picture pic=currentpicture, Label L, path3 g, align align=NoAlign,
- pen p=currentpen, string name=L.s,
+ pen p=currentpen, light light=nolight, string name="",
interaction interaction=LabelInteraction())
{
Label L=L.copy();
@@ -1480,11 +1526,11 @@ void label(picture pic=currentpicture, Label L, path3 g, align align=NoAlign,
if(L.align.default) {
align a;
a.init(-I*(position <= sqrtEpsilon ? S :
- position >= length(g)-sqrtEpsilon ? N : E),relative=true);
+ position >= length(g)-sqrtEpsilon ? N : E),relative=true);
a.dir3=dir(g,position); // Pass 3D direction via unused field.
L.align(a);
}
- label(pic,L,point(g,position),name,interaction);
+ label(pic,L,point(g,position),light,name,interaction);
}
surface extrude(Label L, triple axis=Z)
@@ -1609,67 +1655,143 @@ restricted surface unitplane=surface(unitplane);
restricted surface unitdisk=surface(unitcircle3);
void dot(frame f, triple v, material p=currentpen,
- light light=nolight, string name="", projection P=currentprojection)
+ light light=nolight, string name="",
+ render render=defaultrender, projection P=currentprojection)
{
pen q=(pen) p;
if(is3D()) {
- material m=material(p,p.granularity >= 0 ? p.granularity : dotgranularity);
- int i=-1;
+ begingroup3(f,name == "" ? "dot" : name,render);
+ real size=0.5*linewidth(dotsize(q)+q);
+ transform3 T=shift(v)*scale3(size);
for(patch s : unitsphere.s)
- draw3D(f,shift(v)*scale3(0.5*linewidth(dotsize(q)+q))*s,m,light,
- partname(name,++i));
+ draw3D(f,T*s,v,p,light,prc=false);
+ if(prc())
+ drawPRCsphere(f,T,p,light);
+ endgroup3(f);
} else dot(f,project(v,P.t),q);
}
-void dot(frame f, path3 g, material p=currentpen,
+void dot(frame f, triple[] v, material p=currentpen, light light=nolight,
+ string name="", render render=defaultrender,
+ projection P=currentprojection)
+{
+ if(v.length > 0) {
+ // Remove duplicate points.
+ v=sort(v,lexorder);
+
+ triple last=v[0];
+ dot(f,last,p,light,name,P);
+ for(int i=1; i < v.length; ++i) {
+ triple V=v[i];
+ if(V != last) {
+ dot(f,V,p,light,name,render,P);
+ last=V;
+ }
+ }
+ }
+}
+
+void dot(frame f, path3 g, material p=currentpen, light light=nolight,
+ string name="", render render=defaultrender,
projection P=currentprojection)
{
- for(int i=0; i <= length(g); ++i) dot(f,point(g,i),p,P);
+ dot(f,sequence(new triple(int i) {return point(g,i);},size(g)),
+ p,light,name,render,P);
}
-void dot(frame f, path3[] g, material p=currentpen,
+void dot(frame f, path3[] g, material p=currentpen, light light=nolight,
+ string name="", render render=defaultrender,
projection P=currentprojection)
{
- for(int i=0; i < g.length; ++i) dot(f,g[i],p,P);
+ int sum;
+ for(path3 G : g)
+ sum += size(G);
+ int i,j;
+ dot(f,sequence(new triple(int) {
+ while(j >= size(g[i])) {
+ ++i;
+ j=0;
+ }
+ triple v=point(g[i],j);
+ ++j;
+ return v;
+ },sum),p,light,name,render,P);
}
void dot(picture pic=currentpicture, triple v, material p=currentpen,
- light light=nolight, string name="")
+ light light=nolight, string name="", render render=defaultrender)
{
pen q=(pen) p;
real size=0.5*linewidth(dotsize(q)+q);
pic.add(new void(frame f, transform3 t, picture pic, projection P) {
+ triple V=t*v;
if(is3D()) {
- material m=material(p,p.granularity >= 0 ? p.granularity :
- dotgranularity);
- int i=-1;
+ begingroup3(f,name == "" ? "dot" : name,render);
+ transform3 T=shift(V)*scale3(size);
for(patch s : unitsphere.s)
- draw3D(f,shift(t*v)*scale3(size)*s,m,light,partname(name,++i));
+ draw3D(f,T*s,V,p,light,prc=false);
+ if(prc())
+ drawPRCsphere(f,T,p,light,render);
+ endgroup3(f);
}
if(pic != null)
- dot(pic,project(t*v,P.t),q);
+ dot(pic,project(V,P.t),q);
},true);
triple R=size*(1,1,1);
pic.addBox(v,v,-R,R);
}
-void dot(picture pic=currentpicture, triple[] v, material p=currentpen)
+void dot(picture pic=currentpicture, triple[] v, material p=currentpen,
+ light light=nolight, string name="", render render=defaultrender)
{
- for(int i=0; i < v.length; ++i) dot(pic,v[i],p);
+ if(v.length > 0) {
+ // Remove duplicate points.
+ v=sort(v,lexorder);
+
+ triple last=v[0];
+ begingroup3(pic,name == "" ? "dots" : name,render);
+ dot(pic,last,p,light,partname(0),render);
+ int k=0;
+ for(int i=1; i < v.length; ++i) {
+ triple V=v[i];
+ if(V != last) {
+ dot(pic,V,p,light,partname(++k),render);
+ last=V;
+ }
+ }
+ endgroup3(pic);
+ }
}
-void dot(picture pic=currentpicture, explicit path3 g, material p=currentpen)
+void dot(picture pic=currentpicture, explicit path3 g, material p=currentpen,
+ light light=nolight, string name="",
+ render render=defaultrender)
{
- for(int i=0; i <= length(g); ++i) dot(pic,point(g,i),p);
+ dot(pic,sequence(new triple(int i) {return point(g,i);},size(g)),
+ p,light,name,render);
}
-void dot(picture pic=currentpicture, path3[] g, material p=currentpen)
+void dot(picture pic=currentpicture, path3[] g, material p=currentpen,
+ light light=nolight, string name="", render render=defaultrender)
{
- for(int i=0; i < g.length; ++i) dot(pic,g[i],p);
+ int sum;
+ for(path3 G : g)
+ sum += size(G);
+ int i,j;
+ dot(pic,sequence(new triple(int) {
+ while(j >= size(g[i])) {
+ ++i;
+ j=0;
+ }
+ triple v=point(g[i],j);
+ ++j;
+ return v;
+ },sum),p,light,name,render);
}
void dot(picture pic=currentpicture, Label L, triple v, align align=NoAlign,
- string format=defaultformat, material p=currentpen)
+ string format=defaultformat, material p=currentpen,
+ light light=nolight, string name="", render render=defaultrender)
{
Label L=L.copy();
if(L.s == "") {
@@ -1679,8 +1801,8 @@ void dot(picture pic=currentpicture, Label L, triple v, align align=NoAlign,
}
L.align(align,E);
L.p((pen) p);
- dot(pic,v,p);
- label(pic,L,v);
+ dot(pic,v,p,light,name,render);
+ label(pic,L,v,render);
}
pair minbound(triple[] A, projection P)
@@ -1734,7 +1856,8 @@ triple[][] operator / (triple[][] a, real[][] b)
// Draw a NURBS curve.
void draw(picture pic=currentpicture, triple[] P, real[] knot,
- real[] weights=new real[], pen p=currentpen, string name="")
+ real[] weights=new real[], pen p=currentpen, string name="",
+ render render=defaultrender)
{
P=copy(P);
knot=copy(knot);
@@ -1742,7 +1865,9 @@ void draw(picture pic=currentpicture, triple[] P, real[] knot,
pic.add(new void(frame f, transform3 t, picture pic, projection Q) {
if(is3D()) {
triple[] P=t*P;
- draw(f,P,knot,weights,p,name);
+ begingroup3(f,name == "" ? "curve" : name,render);
+ draw(f,P,knot,weights,p);
+ endgroup3(f);
if(pic != null)
pic.addBox(minbound(P,Q),maxbound(P,Q));
}
@@ -1753,7 +1878,8 @@ void draw(picture pic=currentpicture, triple[] P, real[] knot,
// Draw a NURBS surface.
void draw(picture pic=currentpicture, triple[][] P, real[] uknot, real[] vknot,
real[][] weights=new real[][], material m=currentpen,
- pen[] colors=new pen[], light light=currentlight, string name="")
+ pen[] colors=new pen[], light light=currentlight, string name="",
+ render render=defaultrender)
{
if(colors.length > 0)
m=mean(colors);
@@ -1765,14 +1891,14 @@ void draw(picture pic=currentpicture, triple[][] P, real[] uknot, real[] vknot,
colors=copy(colors);
pic.add(new void(frame f, transform3 t, picture pic, projection Q) {
if(is3D()) {
+ begingroup3(f,name == "" ? "surface" : name,render);
triple[][] P=t*P;
- real granularity=m.granularity >= 0 ? m.granularity :
- defaultgranularity;
real PRCshininess;
if(prc())
PRCshininess=PRCshininess(m.shininess);
draw(f,P,uknot,vknot,weights,m.p,m.opacity,m.shininess,PRCshininess,
- granularity,colors,lighton,name);
+ colors,lighton);
+ endgroup3(f);
if(pic != null)
pic.addBox(minbound(P,Q),maxbound(P,Q));
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 17:32:31 +0000