Phaser. Filter

new Filter(game, uniforms, fragmentSrc)

This is a base Filter class to use for any Phaser filter development.

Parameters:
Name Type Description
game Phaser.Game

A reference to the currently running game.

uniforms object

Uniform mappings object

fragmentSrc Array | string

The fragment shader code. Either an array, one element per line of code, or a string.

Source - core/Filter.js, line 16

Members

dirty :boolean

Internal PIXI var.

Default Value:
  • true
Source - core/Filter.js, line 47

fragmentSrc :array|string

The fragment shader code.

Type:
  • array | string
Source - core/Filter.js, line 95

game :Phaser.Game

A reference to the currently running game.

Source - core/Filter.js, line 21

height :number

The height (resolution uniform)

Source - core/Filter.js, line 230

padding :number

Internal PIXI var.

Source - core/Filter.js, line 53

prevPoint :Phaser.Point

The previous position of the pointer (we don't update the uniform if the same)

Source - core/Filter.js, line 58

type :number

The const type of this object, either Phaser.WEBGL_FILTER or Phaser.CANVAS_FILTER.

Source - core/Filter.js, line 27

uniforms :object

Default uniform mappings. Compatible with ShaderToy and GLSLSandbox.

Source - core/Filter.js, line 69

width :number

The width (resolution uniform)

Source - core/Filter.js, line 214

Methods

addToWorld(x, y, width, height, anchorX, anchorY) → {Phaser.Image}

Creates a new Phaser.Image object using a blank texture and assigns this Filter to it. The image is then added to the world.

If you don't provide width and height values then Filter.width and Filter.height are used.

If you do provide width and height values then this filter will be resized to match those values.

Parameters:
Name Type Argument Default Description
x number <optional>
0

The x coordinate to place the Image at.

y number <optional>
0

The y coordinate to place the Image at.

width number <optional>

The width of the Image. If not specified (or null) it will use Filter.width. If specified Filter.width will be set to this value.

height number <optional>

The height of the Image. If not specified (or null) it will use Filter.height. If specified Filter.height will be set to this value.

anchorX number <optional>
0

Set the x anchor point of the Image. A value between 0 and 1, where 0 is the top-left and 1 is bottom-right.

anchorY number <optional>
0

Set the y anchor point of the Image. A value between 0 and 1, where 0 is the top-left and 1 is bottom-right.

Returns:

The newly added Image object.

Source - core/Filter.js, line 146

destroy()

Clear down this Filter and null out references

Source - core/Filter.js, line 200

init()

Should be over-ridden.

Source - core/Filter.js, line 101

setResolution(width, height)

Set the resolution uniforms on the filter.

Parameters:
Name Type Description
width number

The width of the display.

height number

The height of the display.

Source - core/Filter.js, line 109

update(pointer)

Updates the filter.

Parameters:
Name Type Argument Description
pointer Phaser.Pointer <optional>

A Pointer object to use for the filter. The coordinates are mapped to the mouse uniform.

Source - core/Filter.js, line 122
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