Computer product, information display apparatus, and information display method

A non-transitory computer-readable medium storing therein an information display program that causes a computer to execute a process comprising:

• acquiring 3-dimensional structural data pairs that include a 3-dimensional-structural-data reference pair that includes 3-dimensional structural data for a display subject and for a comparison subject, and a 3-dimensional-structural-data comparison pair that includes 3-dimensional structural data for the display subject and for a comparison subject that is different from the comparison subject;
• extracting for each of the acquired 3-dimensional structural data pairs, as a display surface of the display subject and from among surfaces of the display subject identified by the display subject, a surface that is within a given distance from a surface of each of the comparison subjects, identified by the comparison subjects;
• determining commonality between arrangement of constituent elements forming a reference display subject that is the display subject of the 3-dimensional-structural-data reference pair and arrangement of constituent elements forming a comparison display subject that is the display subject of the 3-dimensional-structural-data comparison pair;
• locating arrangement positions of the comparison display subject with respect to the reference display subject such that the constituent elements determined to have commonality overlap;
• selecting a reference point from among vertices forming the display surface of the extracted reference display subject and based on the amount of characteristics of each of the vertices;
• generating the normal of the selected reference point of the reference display subject;
• setting a rotation axis that is for the reference display subject and about which the generated normal of the reference point of the reference display subject rotates to point in a counter viewing direction;
• calculating based on the normal of the reference point of the reference display subject and the normal of the display surface of the reference display subject and according to the uneven shape of the display surface of the reference display subject, an angle of rotation by which the normal of the reference point of the reference display subject is rotated about the set rotation axis;
• converting coordinates of the vertices forming the display surface of the reference display subject, into coordinates of the vertices in state where the normal of the reference point has been rotated by the calculated angle of rotation and points in the counter viewing direction and when arrangement positions of the comparison display subject are located as the arrangement positions, converting the coordinates of the vertices forming the display surface of the comparison display subject, into coordinates of the vertices in a state where the normal of the reference point has been rotated by the angle of rotation and points in the counter viewing direction;
• and
• drawing on a display screen and based on the amounts of characteristics, the display surface of the reference display subject and the display surface of the comparison display subject, after the converting.

An information display apparatus comprising:

• an acquiring unit that acquires a 3-dimensional structural data pair that includes 3-dimensional structural data for a display subject and 3-dimensional structural data of a comparison subject that is compared to the display subject;
• an extracting unit that extracts as a display surface of the display subject and from among display subject surfaces identified by the display subject acquired by the acquiring unit, a surface that is within a given distance from a comparison subject surface identified by the comparison subject;
• a selecting unit that selects a reference point from among vertices forming the extracted display surface of the display subject, the selecting being based on the amount of characteristics of the vertices;
• generating unit that generates the normal of the selected reference point;
• a setting unit that sets a rotation axis about which the generated normal of the reference point is rotated to point in a counter viewing direction;
• an angle-of-rotation calculating unit that based on the normal of the reference point and the normal of the display surface and according to the uneven shape of the display surface, calculates an angle of rotation by which the normal of the reference point is rotated about the rotation axis to point in the counter viewing direction;
• a converting unit that converts coordinates of the vertices into coordinates of the vertices in a state where the normal of the reference point has been rotated by the calculated angle of rotation and points in the counter viewing direction;
• and
• a drawing unit that draws on a display screen and based on the amount of characteristics, the display surface of the display subject, from a viewing direction subsequent to conversion at the converting.

An information display apparatus comprising:

• an acquiring unit that acquires 3-dimensional structural data pairs that include a 3-dimensional-structural-data reference pair that includes 3-dimensional structural data for a display subject and for a comparison subject, and a 3-dimensional-structural-data comparison pair that includes 3-dimensional structural data for the display subject and for a comparison subject that is different from the comparison subject;
• an extracting unit that for each of the acquired 3-dimensional structural data pairs, as a display surface of the display subject and from among surfaces of the display subject identified by the display subject, extracts a surface that is within a given distance from a surface of each of the comparison subjects, identified by the comparison subjects;
• a determining unit that determines commonality between arrangement of constituent elements forming a reference display subject that is the display subject of the 3-dimensional-structural-data reference pair and arrangement of constituent elements forming a comparison display subject that is the display subject of the 3-dimensional-structural-data comparison pair;
• a searching unit that locates arrangement positions of the comparison display subject with respect to the reference display subject such that the constituent elements determined to have commonality overlap;
• a selecting unit that selects a reference point from among vertices forming the display surface of the extracted reference display subject and based on the amount of characteristics of each of the vertices;
• a generating unit that generates the normal of the selected reference point of the reference display subject;
• a setting unit that sets a rotation axis that is for the reference display subject and about which the generated normal of the reference point of the reference display subject rotates to point in a counter viewing direction;
• an angle-of-rotation calculating unit that based on the normal of the reference point and the normal of the display surface and according to the uneven shape of the display surface of the reference display subject, calculates an angle of rotation by which the normal of the reference point of the reference display subject is rotated about the set rotation axis, to point in the counter viewing direction;
• a converting unit that converts coordinates of the vertices forming the display surface of the reference display subject, into coordinates of the vertices in state where the normal of the reference point has been rotated by the calculated angle of rotation and points in the counter viewing direction and when arrangement positions of the comparison display subject are located as the arrangement positions, the converting unit converts the coordinates of the vertices forming the display surface of the comparison display subject, into coordinates of the vertices in a state where the normal of the reference point has been rotated by the angle of rotation and points in the counter viewing direction;
• and
• a drawing unit that draws on a display screen and based on the amounts of characteristics, the display surface of the reference display subject and the display surface of the comparison display subject, after the converting.

An information display method executed by a computer, the information display method comprising:

• acquiring a 3-dimensional structural data pair that includes 3-dimensional structural data for a display subject and 3-dimensional structural data of a comparison subject that is compared to the display subject;
• extracting as a display surface of the display subject and from among display subject surfaces identified by the display subject acquired at the acquiring, a surface that is within a given distance from a comparison subject surface identified by the comparison subject;
• selecting a reference point from among vertices forming the extracted display surface of the display subject, the selecting being based on the amount of characteristics of the vertices;
• generating the normal of the selected reference point;
• setting a rotation axis about which the generated normal of the reference point is rotated to point in a counter viewing direction;
• calculating based on the normal of the reference point and the normal of the display surface and according to the uneven shape of the display surface, an angle of rotation by which the normal of the reference point is rotated about the rotation axis to point in the counter viewing direction;
• converting coordinates of the vertices into coordinates of the vertices in a state where the normal of the reference point has been rotated by the calculated angle of rotation and points in the counter viewing direction;
• and
• drawing on a display screen and based on the amount of characteristics, the display surface of the display subject, from a viewing direction subsequent to conversion at the converting.

An information display method executed by a computer, the information display method comprising:

• acquiring 3-dimensional structural data pairs that include a 3-dimensional-structural-data reference pair that includes 3-dimensional structural data for a display subject and for a comparison subject, and a 3-dimensional-structural-data comparison pair that includes 3-dimensional structural data for the display subject and for a comparison subject that is different from the comparison subject;
• extracting for each of the acquired 3-dimensional structural data pairs, as a display surface of the display subject and from among surfaces of the display subject identified by the display subject, a surface that is within a given distance from a surface of each of the comparison subjects, identified by the comparison subjects;
• determining commonality between arrangement of constituent elements forming a reference display subject that is the display subject of the 3-dimensional-structural-data reference pair and arrangement of constituent elements forming a comparison display subject that is the display subject of the 3-dimensional-structural-data comparison pair;
• locating arrangement positions of the comparison display subject with respect to the reference display subject such that the constituent elements determined to have commonality overlap;
• selecting a reference point from among vertices forming the display surface of the extracted reference display subject and based on the amount of characteristics of each of the vertices;
• generating the normal of the selected reference point of the reference display subject;
• setting a rotation axis that is for the reference display subject and about which the generated normal of the reference point of the reference display subject rotates to point in a counter viewing direction;
• calculating based on the normal of the reference point and the normal of the display surface and according to the uneven shape of the display surface of the reference display subject, an angle of rotation by which the normal of the reference point of the reference display subject is rotated about the set rotation axis, to point in the counter viewing direction;
• converting coordinates of the vertices forming the display surface of the reference display subject, into coordinates of the vertices in state where the normal of the reference point has been rotated by the calculated angle of rotation and points in the counter viewing direction and when arrangement positions of the comparison display subject are located as the arrangement positions, converting the coordinates of the vertices forming the display surface of the comparison display subject, into coordinates of the vertices in a state where the normal of the reference point has been rotated by the angle of rotation and points in the counter viewing direction;
• and
• drawing on a display screen and based on the amounts of characteristics, the display surface of the reference display subject and the display surface of the comparison display subject, after the converting.