Unigine::WorldBoundSphere Class

WorldBoundSphere Class

Members

---

WorldBoundSphere( )

Constructor. Creates an empty bounding sphere.

WorldBoundSphere( const dvec3 & center, double radius )

Construction. Initializes bounding sphere by the center and radius of the bounding sphere.

Arguments

• const dvec3 & center - The bounding sphere center.
• double radius - The bounding sphere radius.

WorldBoundSphere( const WorldBoundSphere & bs )

Constructor. Initializes by given bounding sphere.

Arguments

• const WorldBoundSphere & bs - The bounding sphere.

WorldBoundSphere( const WorldBoundBox & bb )

Constructor. Initializes by given bounding box.

Arguments

• const WorldBoundBox & bb - The bounding box.

void set( const dvec3 & center, double radius )

Sets the bounding sphere by its center and radius.

Arguments

• const dvec3 & center - The bounding sphere center.
• double radius - The bounding sphere radius.

void set( const WorldBoundBox & bb )

Sets the bounding sphere by the bounding box.

Arguments

• const WorldBoundBox & bb - The bounding box.

void set( const WorldBoundSphere & bs )

Sets the bounding sphere.

Arguments

• const WorldBoundSphere & bs - The bounding sphere.

const dvec3 & getCenter( )

Gets the bounding sphere center.

Return value

The bounding sphere center.

double getRadius( )

Gets the bounding sphere radius.

Return value

The bounding sphere radius.

int isValid( )

Checks the bounding sphere status.

Return value

1 if the bounding sphere radius has a positive value.

void clear( )

Clears the bounding sphere.

void expand( const WorldBoundSphere & bs )

Expands the current bounding sphere for including given bounding sphere.

Arguments

• const WorldBoundSphere & bs - The bounding sphere.

void expand( const WorldBoundBox & bb )

Expands the current bounding sphere for including given bounding box.

Arguments

• const WorldBoundBox & bb - The bounding box.

void expand( const dvec3 & point )

Expands the current bounding sphere for including given point.

Arguments

• const dvec3 & point - Point coordinates.

int inside( const dvec3 & min, const dvec3 & max )

Checks if the box is inside the bounding sphere.

Arguments

• const dvec3 & min - The box minimum coordinates.
• const dvec3 & max - The box maximum coordinates.

Return value

1 if the box is inside the bounding sphere; otherwise, 0.

int inside( const WorldBoundBox & bb )

Checks if the bounding box is inside the bounding sphere.

Arguments

• const WorldBoundBox & bb - The bounding box.

Return value

1 if the bounding box is inside the bounding sphere; otherwise, 0.

int inside( const WorldBoundSphere & bs )

Checks if the bounding sphere is inside the bounding sphere.

Arguments

• const WorldBoundSphere & bs - The bounding sphere.

Return value

1 if the bounding sphere is inside the bounding sphere; otherwise, 0.

int inside( const dvec3 & point, double radius )

Checks if the sphere is inside the bounding sphere.

Arguments

• const dvec3 & point - The coordinates of the center of the sphere .
• double radius - The sphere radius.

Return value

1 if the sphere is inside the bounding sphere; otherwise, 0.

int insideAll( const WorldBoundSphere & bs )

Checks if the whole bounding sphere is inside the bounding sphere.

Arguments

• const WorldBoundSphere & bs

Return value

1 if the whole sphere is inside the bounding sphere; otherwise, 0.

int insideAll( const WorldBoundBox & bb )

Checks if the whole bounding box is inside the bounding sphere.

Arguments

• const WorldBoundBox & bb

Return value

1 if the whole box is inside the bounding sphere; otherwise, 0.

~WorldBoundSphere( )

Destructor.