Drawing Functions

Drawing functions. More...

Data Structures
class	Font
	The Font class provides text drawing. More...

Functions
template<template< class > class A, class Color >
SIMD_INLINE void	DrawLine (View< A > &canvas, ptrdiff_t x1, ptrdiff_t y1, ptrdiff_t x2, ptrdiff_t y2, const Color &color, size_t width=1)
	Draws a line at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawLine (View< A > &canvas, const Point< ptrdiff_t > &p1, const Point< ptrdiff_t > &p2, const Color &color, size_t width=1)
	Draws a line at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawRectangle (View< A > &canvas, const Rectangle< ptrdiff_t > &rect, const Color &color, size_t width=1)
	Draws a rectangle at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawRectangle (View< A > &canvas, const Point< ptrdiff_t > &topLeft, const Point< ptrdiff_t > &bottomRight, const Color &color, size_t width=1)
	Draws a rectangle at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawRectangle (View< A > &canvas, ptrdiff_t left, ptrdiff_t top, ptrdiff_t right, ptrdiff_t bottom, const Color &color, size_t width=1)
	Draws a rectangle at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawFilledRectangle (View< A > &canvas, Rectangle< ptrdiff_t > rect, const Color &color)
	Draws a filled rectangle at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawPolygon (View< A > &canvas, const std::vector< Simd::Point< ptrdiff_t >> &polygon, const Color &color, size_t width=1)
	Draws a polygon at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawFilledPolygon (View< A > &canvas, const std::vector< Simd::Point< ptrdiff_t >> &polygon, const Color &color)
	Draws a filled polygon at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawEllipse (View< A > &canvas, const Point< ptrdiff_t > &center, const Point< ptrdiff_t > &axes, double slope, const Color &color, size_t width=1)
	Draws an ellipse at the image. More...
template<template< class > class A, class Color >
SIMD_INLINE void	DrawCircle (View< A > &canvas, const Point< ptrdiff_t > &center, ptrdiff_t radius, const Color &color, size_t width=1)
	Draws a circle at the image. More...

Detailed Description

Drawing functions.

Function Documentation

DrawLine() [1/2]

void DrawLine	(	View< A > &	canvas,
		ptrdiff_t	x1,
		ptrdiff_t	y1,
		ptrdiff_t	x2,
		ptrdiff_t	y2,
		const Color &	color,
		size_t	width = 1
	)

Draws a line at the image.

Parameters

[out]	canvas	- a canvas (image where we draw line).
[in]	x1	- X coordinate of the first point of the line.
[in]	y1	- Y coordinate of the first point of the line.
[in]	x2	- X coordinate of the second point of the line.
[in]	y2	- Y coordinate of the second point of the line.
[in]	color	- a color of the line.
[in]	width	- a width of the line. By default it is equal to 1.

DrawLine() [2/2]

void DrawLine	(	View< A > &	canvas,
		const Point< ptrdiff_t > &	p1,
		const Point< ptrdiff_t > &	p2,
		const Color &	color,
		size_t	width = 1
	)

Draws a line at the image.

Parameters

[out]	canvas	- a canvas (image where we draw line).
[in]	p1	- the first point of the line.
[in]	p2	- the second point of the line.
[in]	color	- a color of the line.
[in]	width	- a width of the line. By default it is equal to 1.

DrawRectangle() [1/3]

void DrawRectangle	(	View< A > &	canvas,
		const Rectangle< ptrdiff_t > &	rect,
		const Color &	color,
		size_t	width = 1
	)

Draws a rectangle at the image.

Parameters

[out]	canvas	- a canvas (image where we draw rectangle).
[in]	rect	- a rectangle.
[in]	color	- a color of the rectangle frame.
[in]	width	- a width of the rectangle frame. By default it is equal to 1.

DrawRectangle() [2/3]

void DrawRectangle	(	View< A > &	canvas,
		const Point< ptrdiff_t > &	topLeft,
		const Point< ptrdiff_t > &	bottomRight,
		const Color &	color,
		size_t	width = 1
	)

Draws a rectangle at the image.

Parameters

[out]	canvas	- a canvas (image where we draw rectangle).
[in]	topLeft	- a top-left corner of the rectangle.
[in]	bottomRight	- a bottom-right corner of the rectangle.
[in]	color	- a color of the rectangle frame.
[in]	width	- a width of the rectangle frame. By default it is equal to 1.

DrawRectangle() [3/3]

void DrawRectangle	(	View< A > &	canvas,
		ptrdiff_t	left,
		ptrdiff_t	top,
		ptrdiff_t	right,
		ptrdiff_t	bottom,
		const Color &	color,
		size_t	width = 1
	)

Draws a rectangle at the image.

Parameters

[out]	canvas	- a canvas (image where we draw rectangle).
[in]	left	- a left of the rectangle.
[in]	top	- a top of the rectangl.
[in]	right	- a right of the rectangl.
[in]	bottom	- a bottom of the rectangl.
[in]	color	- a color of the rectangle frame.
[in]	width	- a width of the rectangle frame. By default it is equal to 1.

DrawFilledRectangle()

void DrawFilledRectangle	(	View< A > &	canvas,
		Rectangle< ptrdiff_t >	rect,
		const Color &	color
	)

Draws a filled rectangle at the image.

Parameters

[out]	canvas	- a canvas (image where we draw filled rectangle).
[in]	rect	- a rectangle to fill.
[in]	color	- a color of the filled rectangle.

DrawPolygon()

void DrawPolygon	(	View< A > &	canvas,
		const std::vector< Simd::Point< ptrdiff_t >> &	polygon,
		const Color &	color,
		size_t	width = 1
	)

Draws a polygon at the image.

Parameters

[out]	canvas	- a canvas (image where we draw polygon).
[in]	polygon	- a polygon.
[in]	color	- a color of the polygon.
[in]	width	- a width of the polygon. By default it is equal to 1.

DrawFilledPolygon()

void DrawFilledPolygon	(	View< A > &	canvas,
		const std::vector< Simd::Point< ptrdiff_t >> &	polygon,
		const Color &	color
	)

Draws a filled polygon at the image.

Parameters

[out]	canvas	- a canvas (image where we draw filled polygon).
[in]	polygon	- a polygon.
[in]	color	- a color of the polygon frame.

DrawEllipse()

void DrawEllipse	(	View< A > &	canvas,
		const Point< ptrdiff_t > &	center,
		const Point< ptrdiff_t > &	axes,
		double	slope,
		const Color &	color,
		size_t	width = 1
	)

Draws an ellipse at the image.

Parameters

[out]	canvas	- a canvas (image where we draw ellipse).
[in]	center	- a center of the ellipse.
[in]	axes	- axes of the ellipse.
[in]	slope	- a slope of the ellipse.
[in]	color	- a color of the ellipse.
[in]	width	- a width of the ellipse.

DrawCircle()

void DrawCircle	(	View< A > &	canvas,
		const Point< ptrdiff_t > &	center,
		ptrdiff_t	radius,
		const Color &	color,
		size_t	width = 1
	)

Draws a circle at the image.

Parameters

[out]	canvas	- a canvas (image where we draw circle).
[in]	center	- a center of the circle.
[in]	radius	- a radius of the circle.
[in]	color	- a color of the circle.
[in]	width	- a width of the circle.