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rogueviz:: draw a rolling ball along impossible ring

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This commit is contained in:
Zeno Rogue 2020-05-25 02:27:54 +02:00
parent b785a0a7cc
commit b5084d91d5
1 changed files with 21 additions and 0 deletions
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21
rogueviz/impossible-ring.cpp
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@ -16,6 +16,8 @@ bool on;
ld cscale = .2; ld cscale = .2;
ld cylball;
struct iring { struct iring {
geometry_information *icgi; geometry_information *icgi;
@ -32,6 +34,8 @@ struct iring {
vector<transmatrix> path; vector<transmatrix> path;
hpcshape ball;
void init() { void init() {
icgi = &cgi; icgi = &cgi;
@ -192,6 +196,13 @@ struct iring {
cgi.finishshape(); cgi.finishshape();
cgi.extra_vertices(); cgi.extra_vertices();
} }
if(cylball) {
ball.prio = PPR::WALL;
cgi.make_ball(ball, cylball, 2);
cgi.finishshape();
cgi.extra_vertices();
}
} }
}; };
@ -223,6 +234,13 @@ bool draw_ptriangle(cell *c, const transmatrix& V) {
/* auto& s1 = queuepoly(V * nisot::translate(td.at), ir->pcube[side], gradient(tcolors[td.tcolor], magiccolors[side], 0, .2, 1)); /* auto& s1 = queuepoly(V * nisot::translate(td.at), ir->pcube[side], gradient(tcolors[td.tcolor], magiccolors[side], 0, .2, 1));
ensure_vertex_number(*s1.tinf, s1.cnt); */ ensure_vertex_number(*s1.tinf, s1.cnt); */
} }
if(cylball) {
long long isp = isize(ir->path);
transmatrix T = ir->path[isp-1 - (ticks * isp / int(anims::period)) % isp];
T = nisot::parallel_transport(inverse(T), -point3(0, cscale + cylball, 0));
queuepoly(V * T, ir->ball, 0xFFFFFFFF);
}
} }
return false; return false;
@ -253,6 +271,9 @@ auto hchook = addHook(hooks_drawcell, 100, draw_ptriangle)
else if(argis("-cylanim")) { else if(argis("-cylanim")) {
cylanim = !cylanim; cylanim = !cylanim;
} }
else if(argis("-cylball")) {
shift_arg_formula(cylball);
}
else return 1; else return 1;
return 0; return 0;
}) })