clan::OcclusionQuery Class Reference

Graphics occlusion query class. More...

#include <occlusion_query.h>

Public Member Functions

Construction
 OcclusionQuery ()
 Constructs a null instance. More...
 
 OcclusionQuery (GraphicContext &context)
 Constructs an occlusion query object. More...
 
virtual ~OcclusionQuery ()
 
Attributes
bool is_null () const
 Returns true if this object is invalid. More...
 
void throw_if_null () const
 Throw an exception if this object is invalid. More...
 
int get_result ()
 Returns the result of the occlusion query. More...
 
bool is_result_ready ()
 Returns true if the GPU is ready to return the result. More...
 
OcclusionQueryProviderget_provider () const
 Get Provider. More...
 
Operations
void begin ()
 Start occlusion query. More...
 
void end ()
 Finish occlusion query. More...
 

Detailed Description

Graphics occlusion query class.


The documentation for this class was generated from the following file: