Zap::GridDatabase class Reference

Zap::GridDatabase Class Reference

#include <gridDB.h>

Public Types

enum {
  BucketWidth = 256,
  BucketRowCount = 16,
  BucketMask = BucketRowCount - 1
}

Public Member Functions

GridDatabase ()

GameObject * findObjectLOS (U32 typeMask, U32 stateIndex, Point rayStart, Point rayEnd, float &collisionTime, Point &surfaceNormal)

void findObjects (U32 typeMask, Vector< GameObject * > &fillVector, Rect &extents)

void addToExtents (GameObject *theObject, Rect &extents)

void removeFromExtents (GameObject *theObject, Rect &extents)

Data Fields

U32 mQueryId

BucketEntry * mBuckets [BucketRowCount][BucketRowCount]

ClassChunker< BucketEntry > mChunker

Member Enumeration Documentation

anonymous enum

Enumeration values:

BucketWidth Width/height of each bucket in pixels.

BucketRowCount Number of buckets per grid row, and number of rows.

BucketMask

Constructor & Destructor Documentation

Zap::GridDatabase::GridDatabase ( )

Member Function Documentation

GameObject* Zap::GridDatabase::findObjectLOS ( U32 typeMask,

U32 stateIndex,

Point rayStart,

Point rayEnd,

float & collisionTime,

Point & surfaceNormal

)

void Zap::GridDatabase::findObjects ( U32 typeMask,

Vector< GameObject * > & fillVector,

Rect & extents

)

void Zap::GridDatabase::addToExtents ( GameObject * theObject,

Rect & extents

)

void Zap::GridDatabase::removeFromExtents ( GameObject * theObject,

Rect & extents

)

Field Documentation

U32 Zap::GridDatabase::mQueryId

BucketEntry* Zap::GridDatabase::mBuckets[BucketRowCount][BucketRowCount]

ClassChunker<BucketEntry> Zap::GridDatabase::mChunker