eq::PixelViewport Class Reference

Holds a pixel viewport along with some methods for manipulation. More...

#include <pixelViewport.h>

List of all members.

Public Member Functions

void invalidate ()

Invalidates the pixel viewport.

bool isValid () const

bool hasArea () const

uint32_t getArea () const

Constructors

PixelViewport ()

PixelViewport (const int32_t x_, const int32_t y_, const int32_t w_, const int32_t h_)

Operators

void apply (const Viewport &rhs)

void apply (const Pixel &pixel)

void apply (const Zoom &zoom)

const PixelViewport getSubPVP (const Viewport &rhs) const

const Viewport getSubVP (const PixelViewport &rhs) const

const Zoom getZoom (const PixelViewport &rhs) const

int32_t getXEnd () const

int32_t getYEnd () const

const PixelViewport operator+ (const Vector2i &offset) const

const PixelViewport operator* (const eq::Pixel &pixel) const

PixelViewport & operator*= (const eq::Pixel &pixel)

bool operator== (const PixelViewport &rhs) const

bool operator!= (const PixelViewport &rhs) const

void merge (const PixelViewport &rhs)

create a pixel viewport that includes both viewports (union)

void intersect (const PixelViewport &rhs)

create the intersection pixel viewport

Tests

int32_t x

int32_t y

int32_t w

int32_t h

bool isPointInside (const int32_t pX, const int32_t pY) const

Detailed Description

Holds a pixel viewport along with some methods for manipulation.

Definition at line 37 of file pixelViewport.h.

Member Function Documentation

bool eq::PixelViewport::isValid ( ) const [inline]

Returns:: true if the pixel viewport has a non-negative, but potentially empty, size.

Definition at line 60 of file pixelViewport.h.

Referenced by eq::Window::configInit(), eq::WGLPipe::configInit(), eq::AGLWindow::configInitAGLFullscreen(), eq::WGLWindow::configInitWGLPBuffer(), intersect(), eq::server::Channel::notifyViewportChanged(), eq::server::Window::setPixelViewport(), eq::server::Channel::setPixelViewport(), and eq::FrameData::startReadback().