C4 Engine
C4 Engine API Documentation

VisibilityRegion::QuadVisible

Defined in:  C4Regions.h
Determines whether quad is visible in a region.
Prototype

bool QuadVisible(const Point3D *vertex) const;

Parameters
vertex A pointer to an array containing the four world-space vertex positions belonging to the quad.
Description
The QuadVisible function determines whether the quad specified by the vertex parameter is visible inside a region. If all four vertex positions fall completely on the negative side of any single plane bounding the region, then the return value is false. Otherwise, the return value is true.
See Also

VisibilityRegion::BoxVisible

VisibilityRegion::PolygonVisible

VisibilityRegion::SphereVisible

VisibilityRegion::EllipsoidVisible

VisibilityRegion::CylinderVisible