Adaptive rendering apparatus and method using hierarchical structure in 3D image and computer-readable recording medium storing computer program for executing the adaptive rendering method

A cell data generation apparatus using a hierarchical structure in a 3D image, the cell data generation apparatus comprising:

• a transmission controller to generate a cell division control signal according to given rendering conditions;
• and
• a cell data generator to divide an original 3D image into a plurality of lattice cells that are connected to one another in a hierarchy in response to the cell division control signal and to generate a plurality of cell data of an area of the original 3D image corresponding to the lattice cells,
• wherein the cell data of each of the lattice cells has voxel values.

A rendering apparatus using a hierarchical structure in a 3D image, the rendering apparatus comprising:

• a rendering controller to generate a cell arrangement control signal;
• and
• a renderer to generate a 3D rendered image by arranging a plurality of cell data corresponding to a plurality of lattice cells that are connected to one another in a hierarchical structure in response to the cell arrangement control signal,
• wherein the 3D rendered image is generated by arranging the cell data according to the hierarchical structure in response to the cell arrangement control signal, and the cell data of each of the lattice cells has voxel values.

An adaptive rendering method using a hierarchical structure in a 3D image, the adaptive rendering method comprising:

• dividing an original 3D image into a plurality of lattice cells that are connected to one another in a hierarchical structure according to predetermined rendering conditions and outputting a plurality of cell data of an area of the original 3D image corresponding to the lattice cells;
• and
• arranging the output cell data according to the hierarchical structure,
• wherein a lattice cell belonging to a particular level in the hierarchical structure is capable of being divided into a plurality of smaller lattice cells belonging to a level directly below the particular level, and each of the cell data has voxel values.

A cell data generation method using a hierarchical structure in a 3D image, the cell data generation method comprising:

• generating a cell division control signal according to given rendering conditions;
• and
• dividing an original 3D image into a plurality of lattice cells that are connected to one another in a hierarchy in response to the cell division control signal and generating a plurality of cell data of an area of the original 3D image corresponding to the lattice cells,
• wherein the cell data of each of the lattice cells has voxel values.

A rendering method using a hierarchical structure in a 3D image, the rendering method comprising:

• generating a cell arrangement control signal;
• and
• generating a 3D rendered image by arranging a plurality of cell data corresponding to a plurality of lattice cells that are connected to one another in a hierarchical structure in response to the cell arrangement control signal,
• wherein the cell data of each of the lattice cells has voxel values, and the 3D rendered image is generated by arranging the cell data according to the hierarchical structure in response to the cell arrangement control signal.

A computer-readable recording medium for storing a computer program for executing an adaptive rendering method using a hierarchical structure in a 3D image, the adaptive rendering method comprising:

• dividing an original 3D image into a plurality of lattice cells that are connected to one another in a hierarchical structure according to predetermined rendering conditions and outputting a plurality of cell data of an area of the original 3D image corresponding to the lattice cells;
• and
• arranging the output cell data according to the hierarchical structure,
• wherein a lattice cell belonging to a particular level in the hierarchical structure is capable of being divided into a plurality of smaller lattice cells belonging to a level directly below the particular level, and the cell data of each of the lattice cells has voxel values.

A computer-readable recording medium for storing a computer program for executing a cell data generation method using a hierarchical structure in a 3D image, the cell data generation method comprising:

• generating a cell division control signal according to given rendering conditions;
• and
• dividing an original 3D image into a plurality of lattice cells that are connected to one another in a hierarchy in response to the cell division control signal and generating a plurality of cell data of an area of the original 3D image corresponding to the lattice cells,
• wherein the cell data of each of the lattice cells has voxel values.

A computer-readable recording medium for storing a computer program for executing a rendering method using a hierarchical structure in a 3D image, the rendering method comprising:

• generating a cell arrangement control signal;
• and
• generating a 3D rendered image by arranging a plurality of cell data corresponding to a plurality of lattice cells that are connected to one another in a hierarchical structure in response to the cell arrangement control signal,
• wherein the cell data of each of the lattice cells has voxel values, and the 3D rendered image is generated by arranging the cell data according to the hierarchical structure in response to the cell arrangement control signal.