synfig::Target_Null Class Reference

A target which renders to nothing. Useful for benchmarks and other tests. More...

#include <target_null.h>

Inheritance diagram for synfig::Target_Null:

List of all members.

Public Member Functions
	~Target_Null ()
virtual bool	start_frame (ProgressCallback *cb=NULL)
	Marks the start of a frame.
virtual void	end_frame ()
	Marks the end of a frame.
virtual Color *	start_scanline (int scanline)
	Marks the start of a scanline.
virtual bool	end_scanline ()
	Marks the end of a scanline.
Static Public Member Functions
static Target *	create (const char *filename=0)

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Detailed Description

A target which renders to nothing. Useful for benchmarks and other tests.

Todo:

writeme

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Constructor & Destructor Documentation

synfig::Target_Null::~Target_Null

(

)

[inline]

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Member Function Documentation

virtual bool synfig::Target_Null::start_frame

(

ProgressCallback *

cb = NULL

)

[inline, virtual]

Marks the start of a frame.

Returns:

true on success, false upon an error.

See also:

end_frame(), start_scanline()

Implements synfig::Target_Scanline.

virtual void synfig::Target_Null::end_frame

(

)

[inline, virtual]

Marks the end of a frame.

See also:

start_frame()

Implements synfig::Target_Scanline.

virtual Color* synfig::Target_Null::start_scanline

(

int

scanline

)

[inline, virtual]

Marks the start of a scanline.

Parameters:

scanline

Which scanline is going to be rendered.

Returns:

The address where the target wants the scanline to be written.

Warning:

Must be called after start_frame()

See also:

end_scanline(), start_frame()

Implements synfig::Target_Scanline.

virtual bool synfig::Target_Null::end_scanline

(

)

[inline, virtual]

Marks the end of a scanline.

Takes the data that was put at the address returned to by start_scanline() and does whatever it is supose to do with it.

Returns:

true on success, false on failure.

See also:

start_scanline()

Implements synfig::Target_Scanline.

static Target* synfig::Target_Null::create

(

const char *

filename = 0

)

[inline, static]

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The documentation for this class was generated from the following file:

• target_null.h

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