Three-dimensional image display apparatus and method

A three-dimensional image display method implemented on a computer, comprising the steps of:

• allowing a corresponding point designating section to designate corresponding points on stereo images, photographed in different angles from each other, of a measuring object;
• allowing an orientation section to find relationship as to corresponding points in the stereo image based on a position and a tilt at which the stereo images are photographed, using the designated corresponding points;
• allowing a three-dimensional coordinate data section to obtain three-dimensional coordinate data on the corresponding points of the measuring object based on the relationship as to the corresponding points found by the orientation section;
• allowing a model forming section to form a model of the measuring object based on the three-dimensional coordinate data on the corresponding points;
• allowing an image correlating section to correlate the stereo images of the measuring object stored in the stereo image data storage section and the model formed by the model forming section, using the relationship as to the corresponding points found by the orientation section;
• and
• allowing a model display section to display an image of the measuring object to which stereoscopic texture is applied, using the stereo image correlated with the model,
• wherein the corresponding point designating section is configured to pull in a point, which is designated by an operator on each of the stereo images, to a characteristic point in a vicinity of the point designated by the operator, and to indicate the characteristic point in each of the stereo images displayed on a display device, and to make the designated corresponding point of the characteristic point, the designated corresponding point to be used by the orientation section,
• wherein the characteristic point is a gravity center position of a target given on the measuring object or a corner characteristic point, and an area where the target or the corner characteristic point lies is decided based on the point designated by the operator, and the gravity center position of the target or the corner characteristic point is calculated in the area.

A three-dimensional image display apparatus comprising:

• a stereo image data storage section for storing stereo images, photographed in different angles from each other, of a measuring object;
• a reference point setting section which is configured to pull in a point, which is designated by an operator on one image of the stereo images, to a characteristic point in a vicinity of the point designated by the operator, and for searching for the characteristic point in a vicinity of the point designated by the operator on the one image based on the point designated by the operator, and for setting the characteristic point as a reference point;
• a corresponding point search section for determining a reference point corresponding point corresponding to the reference point set by the reference point setting section, on the other image of the stereo images;
• an orientation section for finding relationship as to corresponding points in the stereo images based on a position and a tilt at which the stereo images are photographed, using the reference point and the reference point corresponding point;
• a three-dimensional coordinate data section for obtaining three-dimensional coordinate data on the corresponding points of the measuring object based on the relationship as to the corresponding points found by the orientation section;
• a model forming section for forming a model of the measuring object based on the three-dimensional coordinate data on the corresponding points;
• an image correlating section for correlating the stereo images of the measuring object stored in the stereo image data storage section and the model formed by the model forming section, using the relationship as to the corresponding points found by the orientation section;
• and
• a model display section for displaying an image of the measuring object to which stereoscopic texture is applied, using the stereo images correlated with the model by the image correlating section,
• wherein the characteristic point is a gravity center position of a target given on the measuring object or a corner characteristic point, and an area where the target or the corner characteristic point lies is decided based on the point designated by the operator, and the gravity center position of the target or the corner characteristic point is calculated in the area.

A three-dimensional image display method implemented on a computer, comprising the steps of:

• allowing a reference point setting section which is configured to pull in a point designated by an operator on one image of stereo images, photographed in different angles from each other, of a measuring object to a characteristic point in a vicinity of the point designated by the operator, to search for the characteristic point in a vicinity of the point designated by the operator on the one image based on the point designated by the operator, and to set the characteristic point as a reference point;
• allowing a corresponding point search section to determine a reference point corresponding point corresponding to the reference point, on the other image of the stereo images;
• allowing an orientation section to find relationship as to corresponding points in the stereo images based on a position and a tilt at which the stereo images are photographed, using the reference point and the reference point corresponding point;
• allowing a three-dimensional coordinate data section to obtain three-dimensional coordinate data on the corresponding points of the measuring object based on the relationship as to the corresponding points found by the orientation section;
• allowing a model forming section to form a model of the measuring object based on the three-dimensional coordinate data on the corresponding points;
• allowing an image correlating section to correlate the stereo image of the measuring object stored in the stereo image data storage section and the model formed by the model forming section, using the relationship as to the corresponding points found by the orientation section;
• and
• allowing a model display section to display an image of the measuring object to which stereoscopic texture is applied, using the stereo image correlated with the model,
• wherein the characteristic point is a gravity center position of a target given on the measuring object or a corner characteristic point, and an area where the target or the corner characteristic point lies is decided based on the point designated by the operator, and the gravity center position of the target or the corner characteristic point is calculated in the area.

A three-dimensional image display apparatus comprising:

• a measuring object positional data storage section for storing three-dimensional positional data on a measuring object;
• a measuring object image data storage section for storing a two-dimensional image of the measuring object;
• a correlating section for correlating the three-dimensional positional data and the two-dimensional image of the measuring object;
• and
• a display image forming section for generating two-dimensional images of the measuring object from plural directions based on the three-dimensional positional data and the two-dimensional image of the measuring object,
• wherein the two-dimensional images stored in the measuring object image data storage section are stereo images, photographed in different angles from each other, of the measuring object;
• and
• wherein the correlating section includes:
• a reference point setting section which is configured to pull in a point, which is designated by an operator on one image of the stereo images, to a characteristic point in a vicinity of the point designated by the operator, and for searching for the characteristic point in a vicinity of the point designated by the operator on the one image based on the point designated by the operator, and for setting the characteristic point as a reference point;
• a corresponding point search section for determining a reference point corresponding point corresponding to the reference point set by the reference point setting section, on the other image of the stereo images;
• and
• an orientation section for finding a relationship as to corresponding points in the stereo images based on a position and a tilt at which the stereo images are photographed, using the reference point and the reference point corresponding point,
• wherein the characteristic point is a gravity center position of a target given on the measuring object or a corner characteristic point, and an area where the target or the corner characteristic point lies is decided based on the point designated by the operator, and the gravity center position of the target or the corner characteristic point is calculated in the area.

A three-dimensional image display method implemented on a computer, comprising the steps of:

• allowing a correlating section to correlate three-dimensional positional data on a measuring object and a two-dimensional image of the measuring object, using the three-dimensional positional data and the two-dimensional image;
• allowing a model forming section to form a model of the measuring object, using correlation between the three-dimensional positional data and the two-dimensional image;
• allowing an image correlating section to correlate the two-dimensional image of the measuring object and the model formed by the model forming section, using the correlation between the three-dimensional positional data and the two-dimensional image;
• and
• allowing a model display section to display the model with the image of the measuring object using the two-dimensional image correlated with the model,
• wherein the step of allowing a correlating section to correlate three-dimensional positional data on the measuring object and the two-dimensional image of the measuring object, using the three-dimensional positional data and the two-dimensional image, the two-dimensional images of the measuring object being stereo images, photographed in different angles from each other, of the measuring object, includes the steps of:
• allowing a reference point setting section, which is configured to pull in a point designated by an operator on one image of the stereo images to a characteristic point in a vicinity of the point designated by the operator, to search for the characteristic point in a vicinity of the point designated by the operator on the one image based on the point designated by the operator, and to set the characteristic point as a reference point;
• allowing a corresponding point search section to determine a reference point corresponding point corresponding to the reference point on the other image of the stereo images;
• and
• allowing an orientation section to find relationship as to corresponding points in the stereo images based on a position and a tilt at which the stereo images are photographed, using the reference point and the reference point corresponding point,
• wherein the characteristic point is a gravity center position of a target given on the measuring object or a corner characteristic point, and an area where the target or the corner characteristic point lies is decided based on the point designated by the operator, and the gravity center position of the target or the corner characteristic point is calculated in the area.