DoorStop.cpp

This example generates the surface figure door stop that consists of half-sphere and cylinders

// This example generates the surface figure door stop that consists of half-sphere and cylinders
#include <CoreAPI.h>
using namespace coat;
EXPORT
int main() {
    ui::toRoom("Sculpt");
    auto scene = Scene::sculptRoot().addChild("Door Stop");
    auto volume = scene.Volume(); 
    // turn to surface
    volume.toSurface();
    mat4 matrix = mat4::Identity;
    float _diameter = 200;  // half sphere diameter
    float _baseheight = 10; // base thickness
    float _thickness = 16;  // rubber thickness 
    float _drill = 40;      // drill circle diameter
    // half sphere
    sphere().diameter(_diameter)
            .sector_on(true)
            .slice_from(0)
            .slice_to(180)
            .ring_from(90)
            .ring_to(0)
            .details(0.15)
            .add(volume);
    // bottom cylinder        
    cylinder().diameter(_diameter)
              .height(_baseheight)
              .y(-(_baseheight+0.1))
              .fillet(1)
              .details(0.2)
              .add(volume);
    // rubber figure consists of cylinder with sector = 180 degree      
    matrix *= mat4::RotationX(-90);
    cylinder().radius(100)
              .sectorAngle(180)
              .height(_thickness)
              .fillet(2)
              .transform(matrix)
              .z(_thickness)
              .details(0.2)
              .add(volume);
    // drill the circle by the cone       
    cone().diameter(_drill)
          .height(60)
          .transform(mat4::RotationX(-180))
          .z(_diameter/4)
          .y(20)
          .details(0.5)
          .subtract(volume);
    return 0;   
};