Adaptive mesh non-regularized Booleans

1. A computer-implemented method for generating a three-dimensional (3D) surface model, the method comprising:

joining a first 3D object having a first closed surface mesh and a second 3D object having a second closed surface mesh to produce a first irregular surface mesh;

computing an intersection contour between the first closed surface mesh and the second closed surface mesh;

removing at least one portion of the first irregular surface mesh proximate to the intersection contour to produce a first boundary;

advancing the first boundary towards at least one other boundary; and

connecting the first boundary to the at least one other boundary to produce a first non-manifold surface mesh that comprises at least a portion of the 3D surface model, wherein the first non-manifold surface mesh includes an interior surface region that defines an interior volume of the 3D surface model.

2. The computer-implemented method of claim 1 , wherein the first non-manifold surface mesh comprises a first surface region having a first set of characteristics and a second surface region having a second set of characteristics that is independent from the first set of characteristics.

3. The computer-implemented method of claim 1 , wherein the first non-manifold surface mesh comprises a first surface region that is assigned a first material and a second surface region that is assigned a second material that is different from the first material.

4. The computer-implemented method of claim 1 , wherein the first non-manifold surface mesh comprises a first surface region that is assigned a first color and a second surface region that is assigned a second color that is different from the first color.

5. The computer-implemented method of claim 1 , wherein the first non-manifold surface mesh further includes an exterior surface region.

6. The computer-implemented method of claim 1 , wherein the first non-manifold surface mesh comprises a consistent surface mesh between a first surface region and a second surface region of the 3D surface model.

7. The computer-implemented method of claim 1 , further comprising causing the first non-manifold surface mesh to be transmitted to a 3D printer that prints the first non-manifold surface mesh.

8. One or more non-transitory computer-readable media storing program instructions that, when executed by one or more processors, cause the one or more processors to generate a three-dimensional (3D) surface model by performing the steps of:

joining a first 3D object having a first closed surface mesh and a second 3D object having a second closed surface mesh to produce a first irregular surface mesh;

computing an intersection contour between the first closed surface mesh and the second closed surface mesh;

removing at least one portion of the first irregular surface mesh proximate to the intersection contour to produce a first boundary;

advancing the first boundary towards at least one other boundary; and

connecting the first boundary to the at least one other boundary to produce a first non-manifold surface mesh that comprises at least a portion of the 3D surface model, wherein the first non-manifold surface mesh includes an interior surface region that defines an interior volume of the 3D surface model.

9. The one or more non-transitory computer-readable media of claim 8 , wherein the first non-manifold surface mesh comprises a first surface region having a first set of characteristics and a second surface region having a second set of characteristics that is independent from the first set of characteristics.

10. The one or more non-transitory computer-readable media of claim 8 , wherein the first non-manifold surface mesh comprises a first surface region that is assigned a first material and a second surface region that is assigned a second material that is different from the first material.

11. The one or more non-transitory computer-readable media of claim 8 , wherein the first non-manifold surface mesh comprises a first surface region that is assigned a first color and a second surface region that is assigned a second color that is different from the first color.

12. The one or more non-transitory computer-readable media of claim 8 , wherein the first non-manifold surface mesh further includes an exterior surface region.

13. The one or more non-transitory computer-readable media of claim 8 , wherein the first non-manifold surface mesh comprises a consistent surface mesh between a first surface region and a second surface region of the 3D surface model.

14. A system comprising:

a memory storing an application; and

a processor that is coupled to the memory and, when executing the application, is configured to generate a three-dimensional (3D) surface model by performing the steps of:

joining a first closed surface mesh and a second closed surface mesh to produce a first irregular surface mesh;

computing an intersection contour between the first closed surface mesh and the second closed surface mesh;

removing at least one portion of the first irregular surface mesh proximate to the intersection contour to produce a first boundary set;

connecting a first boundary in the first boundary set to at least one other boundary in the first boundary set to produce a first non-manifold surface mesh that comprises at least a portion of the 3D surface model, wherein the first non-manifold surface mesh includes an interior surface region that defines an interior volume of the 3D surface model.

15. The system of claim 14 , wherein the first non-manifold surface mesh comprises a consistent surface mesh between a first surface region and a second surface region of the 3D surface model.

16. The system of claim 15 , wherein the first surface region is assigned a first material and the second surface region is assigned a second material that is different from the first material.