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# Carsten Arnholmarnholm

Last active Sep 5, 2017
View cube minus sphere.md

### Cube minus sphere

```shape@ main_shape()
{
solid@ myShape = cube(size:100,center:true) - sphere(r:64);
return myShape;
}

void main()
{```
Last active Sep 6, 2017
View Drop with sweep.md

### Drop with sweep (AngelCAD source code)

```double pi = 4.0*atan(1.0);

double r(double t) { return 0.5*(1-cos(pi*t))*sin(pi*t) + 0.005; }
double z(double t) { return 80 + 80*cos(pi*t); }

// profile direction
vec3d@ dir(double t, double exp) ```
Created Jan 4, 2018
This file has been truncated, but you can view the full file.
 // OpenSCAD script extrude_height = 0.5; scale_factor = 1.0; linear_extrude(height=extrude_height) scale(scale_factor) mayan_haab_15_inch_dxf(); module mayan_haab_15_inch_dxf()
Last active Jan 11, 2018
AngelCAD code (angelscript) - generate solid from math functions
View solid_math.md
```// AngelCAD
double f(double sign, double x, double n)
{
double xn  = pow(x,n);
double x1n = pow(1-x,n);
return sign*(xn/(xn+x1n) + 0.5);
}

shape@ main_shape()```
Last active May 8, 2018
Last active May 21, 2018
View manyballs_flat.md
```// AngelCAD

shape@ manyballs_flat(uint n)
{
solid@ s = sphere(25);
double delta=45;
solid@[] zs;
for(uint i=0; i<n; i++) {
double x = i*delta;```
Last active Aug 7, 2018
View basic_octahedron.md
```// AngelCAD sample: basic_octahedron.as
// Illustrate creation and use of octahedron

solid@ octahedron(double size)
{
// An octahedron is a convex object so it can be defined
// as a polyhedron simply through an array of octahedron vertices
pos3d@[] p =
{```
Last active Jan 22, 2019
View sweep_holes.md
```// AngelCAD code. Sweep a profile with holes along a path

shape2d@ profile_with_holes()
{
rectangle outer(100,100,center:true);  // outer border

rectangle rl(65,10,center:true); // long rect. hole
shape2d@ rl1   = rotate_z(deg:0)*translate(0,-40)*rl;
shape2d@ rl2   = rotate_z(deg:90)*translate(0,-40)*rl;```
Last active Apr 26, 2019
View pyramid_round.md
```// AngelCAD code:  pyramid_round.as
pos3d@ p(double x, double y, double z) { return pos3d(x,y,z);}

shape@ main_shape()
{
// pyramid dimensions
double x = 50;
double y = 50;
double z = 50;```
Last active Apr 27, 2019
View a_manyballs_test.md

## This is the manyballs performance test using 5x5x5 balls

```13697 > "as_csg"  "manyballs_angelcad.as" -outsub="xcsg" -include="~/.angelcad/libraries"