Three-dimensional shape data editing apparatus and non-transitory computer readable medium storing three-dimensional shape data editing program

1. A three-dimensional shape data editing apparatus comprising:

a processor configured to

set, based on three-dimensional shape data of a surface of a three-dimensional shape of an object configured by using a formation surface of at least one of a plurality of flat surfaces or curved surfaces, for each of a plurality of divided three-dimensional regions, a distance from a predetermined location of the region to the formation surface of the three-dimensional shape of the object configured by the formation surface, wherein the three-dimensional shape data comprising a position, an arrangement direction of the formation surface and information on connection with an adjacent formation surface,

arrange the formation surface at a boundary between a first region in which a three-dimensional element is arranged and a second region in which a three-dimensional element is not arranged, among the regions, and

adjust a vertex of the formation surface arranged at the boundary between the first region and the second region in accordance with a ratio of the distances respectively set to the first region and the second region.

2. The three-dimensional shape data editing apparatus according to claim 1 ,

wherein in a case where the formation surface at a position represented by the distance from the predetermined location interferes with the region including the predetermined location as a measurement point of the distance, the processor arranges a three-dimensional element in the region with which the formation surface interferes, and converts the three-dimensional shape of the object configured by the formation surface into a three-dimensional shape configured by the three-dimensional element.

3. The three-dimensional shape data editing apparatus according to claim 2 ,

wherein the processor sets an attribute indicating a characteristic of the region to each of the regions.

4. The three-dimensional shape data editing apparatus according to claim 3 ,

the processor refers to the attribute for each of the three-dimensional regions, and in a case where the attribute satisfies a predetermined condition that does not require arrangement of a three-dimensional element, the processor does not arrange the three-dimensional element in the region to which the attribute satisfying the predetermined condition is set.

5. The three-dimensional shape data editing apparatus according to claim 4 ,

wherein by changing the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

6. The three-dimensional shape data editing apparatus according to claim 3 ,

wherein by changing the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

7. The three-dimensional shape data editing apparatus according to claim 6 ,

wherein by performing at least one type of calculation of addition, subtraction, multiplication, division, substitution, or comparison of a value on the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

8. The three-dimensional shape data editing apparatus according to claim 2 ,

wherein the processor sets an attribute indicating a characteristic of the region to each of the regions in which a three-dimensional element is arranged.

9. The three-dimensional shape data editing apparatus according to claim 8 ,

wherein by changing the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

10. The three-dimensional shape data editing apparatus according to claim 2 ,

wherein by changing the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

11. The three-dimensional shape data editing apparatus according to claim 10 ,

wherein by performing at least one type of calculation of addition, subtraction, multiplication, division, substitution, or comparison of a value on the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

12. The three-dimensional shape data editing apparatus according to claim 1 ,

wherein by changing the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

13. The three-dimensional shape data editing apparatus according to claim 12 ,

wherein by performing at least one type of calculation of addition, subtraction, multiplication, division, substitution, or comparison of a value on the distance set to the region, the processor deforms at least one of a three-dimensional shape of the object configured by a three-dimensional element or a new three-dimensional shape configured by using the formation surface from the three-dimensional shape configured by the three-dimensional element.

14. The three-dimensional shape data editing apparatus according to claim 13 ,

wherein the processor changes the value in accordance with an attribute indicating a characteristic of the region.

15. The three-dimensional shape data editing apparatus according to claim 12 ,

the processor compares the distances set to the regions including the three-dimensional shape of the object having different shapes for each region,

selects one of the distances for each region based on a selection rule common to the regions, and

deforms the three-dimensional shape of the object configured by three-dimensional elements by setting the selected distance as the new distance in the region.

16. The three-dimensional shape data editing apparatus according to claim 12 ,

wherein the processor designates a range of the regions in which the distance is changed.

17. A three-dimensional shape data editing apparatus comprising:

a processor configured to

convert, for each of a plurality of divided three-dimensional regions, a three-dimensional shape configured by a three-dimensional element arranged in the region to which a distance from a predetermined location of the region to a formation surface constituting a three-dimensional shape of an object, the formation surface being at least one of a plurality of flat surfaces or curved surfaces, is set into a new three-dimensional shape configured by using the formation surface, wherein the distance is set based on three-dimensional shape data, wherein the three-dimensional shape data comprising a position, an arrangement direction of the formation surface and information on connection with an adjacent formation surface,

arrange the formation surface at a boundary between a first region in which a three-dimensional element is arranged and a second region in which a three-dimensional element is not arranged, among the regions, and

adjust a vertex of the formation surface arranged at the boundary between the first region and the second region in accordance with a ratio of the distances respectively set to the first region and the second region.

18. The three-dimensional shape data editing apparatus according to claim 17 ,

wherein the processor corrects the ratio of the distances in accordance with an attribute indicating a characteristic of the region.

19. A non-transitory computer readable medium storing a three-dimensional shape data editing program causing a computer to:

convert, for each of a plurality of divided three-dimensional regions, a three-dimensional shape configured by a three-dimensional element arranged in the region to which a distance from a predetermined location of the region to a formation surface constituting a three-dimensional shape of an object, the formation surface being at least one of a plurality of flat surfaces or curved surfaces, is set into a new three-dimensional shape configured by using the formation surface, wherein the distance is set based on three-dimensional shape data, wherein the three-dimensional shape data comprising a position, an arrangement direction of the formation surface and information on connection with an adjacent formation surface,

arrange the formation surface at a boundary between a first region in which a three-dimensional element is arranged and a second region in which a three-dimensional element is not arranged, among the regions, and

adjust a vertex of the formation surface arranged at the boundary between the first region and the second region in accordance with a ratio of the distances respectively set to the first region and the second region.