geändert: polyhaus.scad

fixed orientation of the outer wall elements
added trigonometric helper functions
This commit is contained in:
Jens Heinrich 2019-05-12 23:55:58 +02:00
parent 38a21e79cf
commit 3210d36f3f

View file

@ -13,6 +13,38 @@ sides=6;
outer_wall_woodwidth=50;
outer_wall_strawwidth=1000;
// Reusable functions
// returns the inner circle radius given
// the angle
// wallstrengt
// and the diameter
//
//
function radius_in_circle(angle, diameter, wallstrength) =(
(cos(angle)*diameter)-
wallstrength
);
// returns the cleaned up value
// given
// angle,
// diameter,
// wallstrengt (measured 90° to the wall)
function radius_in_diameter(angle, wallstrength, diameter) = (
radius_in_circle(angle=angle, diameter=diameter, wallstrength=wallstrength)/ cos(angle));
// echo(radius_in_diameter(diameter=2,wallstrength=0,angle=45));
// should return 2
// return the length of the inside of wall
// given
// angle
// wallstrengt
// diameter
function sidelength_inside(angle,diameter,wallstrength)=(abs(sin(angle)*radius_in_diameter(angle,diameter,wallstrength)*2));
// echo(abs(sidelength_inside(diameter=2,wallstrength=0,angle=45)));
// should return 4
// The House Modules
module ngon(
diameter=5,
@ -86,7 +118,7 @@ module living(
radius_in_diameter=radius_in_circle/ sin(angle);
side_length=2*acos(0.5*360/sides)*radius_in_circle;
#
difference() {
difference() {
%ring();
echo("DEBUG LIVING building inner ring");
translate([0,0,+floorstrength])
@ -108,10 +140,10 @@ module spar(
echo("DEBUG SPAR creating spar");
echo("DEBUG SPAR spar vars");
echo(
spar_width,
spar_depth,
spar_height
);
spar_width,
spar_depth,
spar_height
);
translate(
[0.5*spar_width,
@ -126,6 +158,50 @@ module spar(
);
}
module draw_spars(
spar_offset,
outer_wall_woodwidth,
wallstrength,
ringheigth
)
{
echo("DEBUG draw_spars drawing spars");
echo("DEBUG draw_spars vars:( spar_offset, outer_wall_woodwidth, wallstrength, ringheigth)");
echo(
spar_offset,
outer_wall_woodwidth,
wallstrength,
ringheigth
);
// positive spar
translate (
[
spar_offset,
0,
0
//radius_in_circle
] )
spar(
spar_width=outer_wall_woodwidth,
spar_depth=wallstrength,
spar_height=ringheigth
);
// mirrored / negative spar
translate (
[
-spar_offset,
0,
0
//radius_in_circle
] )
spar(
spar_width=outer_wall_woodwidth,
spar_depth=wallstrength,
spar_height=ringheigth
);
}
module outer_wall(
ringdiameter=ringdiameter,
ringstrength=ringstrength,
@ -134,17 +210,24 @@ module outer_wall(
ceilingstrength=ceilingstrength
)
{
echo("DEBUG OUTER WALL building with ringdiameter, ringstrength,ringheigth,floorstrength,ceilingstrength");
echo(ringdiameter, ringstrength,ringheigth,floorstrength,ceilingstrength);
angle=0.5*360/sides;
echo("DEBUG angle");
echo(angle);
radius_in_circle=floor(
0.5*(sin(angle)*ringdiameter)-
wallstrength
radius_in_circle(diameter=ringdiameter,angle=angle,wallstrength=wallstrength)
// (cos(angle)*ringdiameter)-
// wallstrength
);
echo("DEBUG radius_in_circle");
echo(radius_in_circle);
side_length=round(
2*cos(angle)*radius_in_circle
echo(radius_in_circle(diameter=ringdiameter,angle=angle,wallstrength=wallstrength));
echo("DEBUG radius_in_diameter")
echo(radius_in_diameter(diameter=ringdiameter,angle=angle,wallstrength=wallstrength));
side_length=round(sidelength_inside(diameter=ringdiameter,angle=angle,wallstrength=wallstrength)
//2*cos(angle)*radius_in_circle
);
echo("DEBUG side_lenght");
echo(side_length);
@ -153,109 +236,85 @@ module outer_wall(
echo(elements);
for(side=[1:sides] )
{
echo("DEBUG running through sides");
echo(side);
rotate(
[0,0,2*angle]
)
{
echo(" DEBUG OUTER WALL building spars")
if (elements%2==1)
// rotate the outerwall to every side of the building
rotate(angle+2*side*angle)
translate(
[
radius_in_circle+
wallstrength,
0,
0
]
)
{
echo("DEBUG uneven number");
// center the middle modeline
for (spar= [0:elements])
{
echo("DEBUG OUTER WALL planking");
echo("DEBUG OUTER WALL spar");
echo(spar);
offset = (
0.5* outer_wall_strawwidth +
spar*(outer_wall_woodwidth +
outer_wall_strawwidth)
);
echo("DEBUG OUTER WALL offset for spar");
echo(offset);
echo("DEBUG OUTER WALL spar vars");
echo(
outer_wall_woodwidth,
wallstrength,
level
);
translate (
[
0,
offset,
radius_in_circle
] )
spar(
spar_width=outer_wall_woodwidth,
spar_depth=wallstrength,
spar_height=level
);
translate (
[
0,
-offset,
radius_in_circle
] )
spar(
spar_width=outer_wall_woodwidth,
spar_depth=wallstrength,
spar_height=level
);
}
}
if (elements%2==0)
echo("DEBUG running through sides");
echo(side);
rotate( [0,0,90])
{
echo("DEBUG even number");
// center the middle modeline
for (spar= [0:elements])
echo("DEBUG OUTER WALL building spars");
if (elements%2==1)
{
echo("DEBUG OUTER WALL planking");
echo("DEBUG OUTER WALL spar");
echo(spar);
offset= (0.5* outer_wall_strawwidth +
spar*(outer_wall_woodwidth+
outer_wall_strawwidth));
echo("DEBUG OUTER WALL offset for spar");
echo(offset);
echo("DEBUG OUTER WALL spar vars");
echo(
outer_wall_woodwidth,
wallstrength,
level
echo("DEBUG uneven number");
// center the middle modeline
for (spar= [0:elements/2])
{
echo("DEBUG OUTER WALL planking");
echo("DEBUG OUTER WALL spar");
echo(spar);
offset = (
0.5* outer_wall_strawwidth +
spar*(outer_wall_woodwidth +
outer_wall_strawwidth)
);
// positive spar
translate (
[
offset,
0,
radius_in_circle
] )
spar(
spar_width=outer_wall_woodwidth,
spar_depth=wallstrength,
spar_height=level
);
// negative spar
translate (
[
-offset,
0,
radius_in_circle
] )
spar(
spar_width=outer_wall_woodwidth,
spar_depth=wallstrength,
spar_height=level
);
}
echo("DEBUG OUTER WALL offset for spar");
echo(offset);
echo("DEBUG OUTER WALL spar vars");
echo(
outer_wall_woodwidth,
wallstrength,
ringheigth
);
draw_spars(
offset,
outer_wall_woodwidth,
wallstrength,
ringheigth
);
}
}
if (elements%2==0)
{
echo("DEBUG even number");
// center the middle modeline
for (spar= [0:elements/2])
{
echo("DEBUG OUTER WALL planking");
echo("DEBUG OUTER WALL spar");
echo(spar);
// offset "along" the wall
offset= (0.5* outer_wall_strawwidth +
spar*(outer_wall_woodwidth+
outer_wall_strawwidth));
echo("DEBUG OUTER WALL offset for spar");
echo(offset);
echo("DEBUG OUTER WALL spar vars");
echo(
outer_wall_woodwidth,
wallstrength,
ringheigth
);
draw_spars(
offset,
outer_wall_woodwidth,
wallstrength,
ringheigth=ringheigth
);
}
}
}
}
}
};
}
};
}
living();
translate([0,0,level]) living();