PTK_GridIter_PhysBox Struct Reference

Detailed Description

Grid box (rectangle) iterators produce a sequence of the cell coordinates which lie inside a rectangle defined in physical grid coordinates.

Collaboration diagram for PTK_GridIter_PhysBox:

Data Fields
const PTK_Grid *	grid
const PTK_GridRoi *	roi
uint32_t	cellX
uint32_t	cellY
uint32_t	minCellX
uint32_t	minCellY
uint32_t	maxCellX
uint32_t	maxCellY
float	cx
float	cy
float	utx
float	uty
float	vtx
float	vty
int32_t	valid

Field Documentation

grid

const PTK_Grid* PTK_GridIter_PhysBox::grid

Grid context.

roi

const PTK_GridRoi* PTK_GridIter_PhysBox::roi

Box parameters with target coordinates being the grid's physical coordinate system.

cellX

uint32_t PTK_GridIter_PhysBox::cellX

Current iterator x coordinate.

cellY

uint32_t PTK_GridIter_PhysBox::cellY

Current iterator y coordinate.

minCellX

uint32_t PTK_GridIter_PhysBox::minCellX

Iteration limits (bounding box in cell coordinates).

minCellY

uint32_t PTK_GridIter_PhysBox::minCellY

Iteration limits (bounding box in cell coordinates).

maxCellX

uint32_t PTK_GridIter_PhysBox::maxCellX

Iteration limits (bounding box in cell coordinates).

maxCellY

uint32_t PTK_GridIter_PhysBox::maxCellY

Iteration limits (bounding box in cell coordinates).

cx

float PTK_GridIter_PhysBox::cx

Translation component for taking grid coordinates to normalized box coordinates.

cy

float PTK_GridIter_PhysBox::cy

Translation component for taking grid coordinates to normalized box coordinates.

utx

float PTK_GridIter_PhysBox::utx

Rotation component taking grid coordinates to normalized box coordinates.

uty

float PTK_GridIter_PhysBox::uty

Rotation component taking grid coordinates to normalized box coordinates.

vtx

float PTK_GridIter_PhysBox::vtx

Rotation component taking grid coordinates to normalized box coordinates.

vty

float PTK_GridIter_PhysBox::vty

Rotation component taking grid coordinates to normalized box coordinates.

valid

int32_t PTK_GridIter_PhysBox::valid

Is the iterator valid to produce a new result?.