Visualization Library v1.0.3

A lightweight C++ OpenGL middleware for 2D/3D graphics

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Public Member Functions | Protected Member Functions | Protected Attributes

vl::ReadPixels Class Reference

A RenderEventCallback that copyes a rectangular pixel area from a source buffer to an Image at the end of a rendering. More...

#include <ReadPixels.hpp>

Inheritance diagram for vl::ReadPixels:
vl::RenderEventCallback vl::Object

List of all members.

Public Member Functions

 ReadPixels ()
 ReadPixels (int x, int y, int width, int height, EReadDrawBuffer read_buffer, Image *image, bool store_in_pbo)
virtual bool onRenderingStarted (const RenderingAbstract *)
 Reimplement to react to this event.
virtual bool onRenderingFinished (const RenderingAbstract *)
 Reimplement to react to this event.
virtual bool onRendererStarted (const RendererAbstract *)
 Reimplement to react to this event.
virtual bool onRendererFinished (const RendererAbstract *)
 Reimplement to react to this event.
void setup (int x, int y, int width, int height, EReadDrawBuffer read_buffer, bool store_in_pbo)
void setX (int x)
void setY (int y)
void setWidth (int width)
void setHeight (int height)
void setReadBuffer (EReadDrawBuffer buffer)
void setImage (Image *image)
void setSavePath (const String &path)
int x () const
int y () const
int width () const
int height () const
EReadDrawBuffer readBuffer () const
Image * image ()
const Image * image () const
const String & savePath () const
void setStoreInPixelBufferObject (bool use_pbo)
bool storeInPixelBufferObject () const

Protected Member Functions

void readPixels ()

Protected Attributes

int mX
int mY
int mWidth
int mHeight
EReadDrawBuffer mReadBuffer
ref< Image > mImage
String mSavePath
bool mStoreInPixelBufferObject

Detailed Description

A RenderEventCallback that copyes a rectangular pixel area from a source buffer to an Image at the end of a rendering.

The actual copy is performed using the function Image::readPixels(). Using the function setSavePath() the Image will be saved on the specified location.

See also:

Definition at line 152 of file ReadPixels.hpp.

Constructor & Destructor Documentation

vl::ReadPixels::ReadPixels (  ) [inline]

Definition at line 157 of file ReadPixels.hpp.

References VL_DEBUG_SET_OBJECT_NAME.

vl::ReadPixels::ReadPixels ( int  x,
int  y,
int  width,
int  height,
EReadDrawBuffer  read_buffer,
Image *  image,
bool  store_in_pbo 
) [inline]

Definition at line 168 of file ReadPixels.hpp.

References VL_DEBUG_SET_OBJECT_NAME.

Member Function Documentation

virtual bool vl::ReadPixels::onRenderingStarted ( const RenderingAbstract *   ) [inline, virtual]

Reimplement to react to this event.

Returns:
true if the callback reacted to the given event.

Implements vl::RenderEventCallback.

Definition at line 180 of file ReadPixels.hpp.

References readPixels().

virtual bool vl::ReadPixels::onRenderingFinished ( const RenderingAbstract *   ) [inline, virtual]

Reimplement to react to this event.

Returns:
true if the callback reacted to the given event.

Implements vl::RenderEventCallback.

Definition at line 186 of file ReadPixels.hpp.

References readPixels().

virtual bool vl::ReadPixels::onRendererStarted ( const RendererAbstract *   ) [inline, virtual]

Reimplement to react to this event.

Returns:
true if the callback reacted to the given event.

Implements vl::RenderEventCallback.

Definition at line 192 of file ReadPixels.hpp.

References readPixels().

virtual bool vl::ReadPixels::onRendererFinished ( const RendererAbstract *   ) [inline, virtual]

Reimplement to react to this event.

Returns:
true if the callback reacted to the given event.

Implements vl::RenderEventCallback.

Definition at line 198 of file ReadPixels.hpp.

References readPixels().

void vl::ReadPixels::setup ( int  x,
int  y,
int  width,
int  height,
EReadDrawBuffer  read_buffer,
bool  store_in_pbo 
) [inline]

Definition at line 204 of file ReadPixels.hpp.

References height(), mHeight, mReadBuffer, mStoreInPixelBufferObject, mWidth, mX, mY, width(), x(), and y().

void vl::ReadPixels::setX ( int  x ) [inline]

Definition at line 214 of file ReadPixels.hpp.

References mX, and x().

void vl::ReadPixels::setY ( int  y ) [inline]

Definition at line 215 of file ReadPixels.hpp.

References mY, and y().

void vl::ReadPixels::setWidth ( int  width ) [inline]

Definition at line 216 of file ReadPixels.hpp.

References mWidth, and width().

void vl::ReadPixels::setHeight ( int  height ) [inline]

Definition at line 217 of file ReadPixels.hpp.

References height(), and mHeight.

void vl::ReadPixels::setReadBuffer ( EReadDrawBuffer  buffer ) [inline]

Definition at line 218 of file ReadPixels.hpp.

References mReadBuffer.

void vl::ReadPixels::setImage ( Image *  image ) [inline]

Definition at line 219 of file ReadPixels.hpp.

References image(), and mImage.

void vl::ReadPixels::setSavePath ( const String &  path ) [inline]

Definition at line 220 of file ReadPixels.hpp.

References mSavePath.

int vl::ReadPixels::x (  ) const [inline]

Definition at line 222 of file ReadPixels.hpp.

References mX.

Referenced by setup(), and setX().

int vl::ReadPixels::y (  ) const [inline]

Definition at line 223 of file ReadPixels.hpp.

References mY.

Referenced by setup(), and setY().

int vl::ReadPixels::width (  ) const [inline]

Definition at line 224 of file ReadPixels.hpp.

References mWidth.

Referenced by setup(), and setWidth().

int vl::ReadPixels::height (  ) const [inline]

Definition at line 225 of file ReadPixels.hpp.

References mHeight.

Referenced by setHeight(), and setup().

EReadDrawBuffer vl::ReadPixels::readBuffer (  ) const [inline]

Definition at line 226 of file ReadPixels.hpp.

References mReadBuffer.

Image* vl::ReadPixels::image (  ) [inline]

Definition at line 227 of file ReadPixels.hpp.

References vl::ref< T >::get(), and mImage.

Referenced by setImage().

const Image* vl::ReadPixels::image (  ) const [inline]

Definition at line 228 of file ReadPixels.hpp.

References vl::ref< T >::get(), and mImage.

const String& vl::ReadPixels::savePath (  ) const [inline]

Definition at line 229 of file ReadPixels.hpp.

References mSavePath.

Referenced by readPixels().

void vl::ReadPixels::setStoreInPixelBufferObject ( bool  use_pbo ) [inline]

Definition at line 231 of file ReadPixels.hpp.

References mStoreInPixelBufferObject.

bool vl::ReadPixels::storeInPixelBufferObject (  ) const [inline]

Definition at line 232 of file ReadPixels.hpp.

References mStoreInPixelBufferObject.

Referenced by readPixels().

void vl::ReadPixels::readPixels (  ) [inline, protected]

Definition at line 235 of file ReadPixels.hpp.

References vl::Log::error(), vl::ref< T >::get(), vl::String::length(), mHeight, mImage, mReadBuffer, mWidth, mX, mY, NULL, vl::saveImage(), savePath(), and storeInPixelBufferObject().

Referenced by onRendererFinished(), onRendererStarted(), onRenderingFinished(), and onRenderingStarted().

Member Data Documentation

int vl::ReadPixels::mX [protected]

Definition at line 248 of file ReadPixels.hpp.

Referenced by readPixels(), setup(), setX(), and x().

int vl::ReadPixels::mY [protected]

Definition at line 249 of file ReadPixels.hpp.

Referenced by readPixels(), setup(), setY(), and y().

int vl::ReadPixels::mWidth [protected]

Definition at line 250 of file ReadPixels.hpp.

Referenced by readPixels(), setup(), setWidth(), and width().

int vl::ReadPixels::mHeight [protected]

Definition at line 251 of file ReadPixels.hpp.

Referenced by height(), readPixels(), setHeight(), and setup().

EReadDrawBuffer vl::ReadPixels::mReadBuffer [protected]

Definition at line 252 of file ReadPixels.hpp.

Referenced by readBuffer(), readPixels(), setReadBuffer(), and setup().

ref<Image> vl::ReadPixels::mImage [protected]

Definition at line 253 of file ReadPixels.hpp.

Referenced by image(), readPixels(), and setImage().

String vl::ReadPixels::mSavePath [protected]

Definition at line 254 of file ReadPixels.hpp.

Referenced by savePath(), and setSavePath().

bool vl::ReadPixels::mStoreInPixelBufferObject [protected]

Definition at line 255 of file ReadPixels.hpp.

Referenced by setStoreInPixelBufferObject(), setup(), and storeInPixelBufferObject().

The documentation for this class was generated from the following file:
Visualization Library v1.0.3 Reference Documentation
Copyright Michele Bosi. All rights reserved.
Updated on Tue Feb 7 2017 00:55:11.
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