DD::Image::UpRez Class Reference

Inherits DD::Image::Iop.

List of all members.

Public Member Functions

void _validate (bool)
void _request (int x, int y, int r, int t, ChannelMask, int count)
void engine (int y, int x, int r, ChannelMask, Row &)
template<typename TileType >
void doEngine (int y, int x, int r, ChannelMask, Row &)
 UpRez (Node *node)
int factor () const
void factor (int v)
void factor (int v, int w)
int factor_x () const
void factor_x (int v)
int factor_y () const
void factor_y (int v)
const char * Class () const
const char * node_help () const

Detailed Description

Scale up the image by an integer factor and using bilinear interpolation. This is fast and predictable and will invert DownRez without shifting the image any, so the pair can be used by the fast blur.


Member Function Documentation

void UpRez::_validate ( bool  for_real) [virtual]
void UpRez::_request ( int  x,
int  y,
int  r,
int  t,
ChannelMask  m,
int  count 
) [virtual]

request() has to request an extra pixel outside the area.

Reimplemented from DD::Image::Iop.

References DD::Image::Iop::input0(), and DD::Image::Iop::request().