ImageStim

visual ImageStim

Image Stimulus.

Constructor

new ImageStim(options)

Source:
Mixes In:
  • ColorMixin
Parameters:
Name Type Description
options Object
Properties
Name Type Attributes Default Description
name String

the name used when logging messages from this stimulus
win Window

the associated Window
image string | HTMLImageElement

the name of the image resource or the HTMLImageElement corresponding to the image
mask string | HTMLImageElement

the name of the mask resource or HTMLImageElement corresponding to the mask
units string <optional>
 "norm"

the units of the stimulus (e.g. for size, position, vertices)
pos Array.<number> <optional>
 [0, 0]

the position of the center of the stimulus
anchor string <optional>
 "center"

sets the origin point of the stim
units string <optional>
 'norm'

the units of the stimulus vertices, size and position
ori number <optional>
 0.0

the orientation (in degrees)
size number <optional>

the size of the rendered image (the size of the image will be used if size is not specified)
color Color <optional>
 'white'

the background color
opacity number <optional>
 1.0

the opacity
contrast number <optional>
 1.0

the contrast
depth number <optional>
 0

the depth (i.e. the z order)
texRes number <optional>
 128

the resolution of the text
interpolate boolean <optional>
 false

whether or not the image is interpolated
flipHoriz boolean <optional>
 false

whether or not to flip horizontally
flipVert boolean <optional>
 false

whether or not to flip vertically
autoDraw boolean <optional>
 false

whether or not the stimulus should be automatically drawn on every frame flip
autoLog boolean <optional>
 false

whether or not to log
aspectRatio ImageStim.AspectRatioStrategy <optional>
 ImageStim.AspectRatioStrategy.VARIABLE

the aspect ratio handling strategy
blurVal number <optional>
 0

the blur value. Goes 0 to as hish as you like. 0 is no blur.

Extends

  • VisualStim

Members

(static, readonly) AspectRatioStrategy :Symbol

Source:
Properties:
Name Type Description
FIT_TO_WIDTH Symbol
HORIZONTAL_TILING Symbol
FIT_TO_HEIGHT Symbol
VARIABLE Symbol

ImageStim Aspect Ratio Strategy.

Type:
  • Symbol

Methods

(protected) _estimateBoundingBox()

Source:

Estimate the bounding box.

(protected) _getDisplaySize() → {Array.<number>}

Source:

Get the size of the display image, which is either that of the ImageStim or that of the image it contains.

Returns:

the size of the displayed image

Type
Array.<number>

(protected) _updateIfNeeded()

Source:

Update the stimulus, if necessary.

setImage(image, logopt)

Source:

Setter for the image attribute.

Parameters:
Name Type Attributes Default Description
image HTMLImageElement | string

the name of the image resource or HTMLImageElement corresponding to the image
log boolean <optional>
 false

whether of not to log

setInterpolate(interpolate, logopt)

Source:

Whether to interpolate (linearly) the texture in the stimulus.

Parameters:
Name Type Attributes Default Description
interpolate boolean false

interpolate or not.
log boolean <optional>
 false

whether or not to log

setMask(mask, logopt)

Source:

Setter for the mask attribute.

Parameters:
Name Type Attributes Default Description
mask HTMLImageElement | string

the name of the mask resource or HTMLImageElement corresponding to the mask
log boolean <optional>
 false

whether of not to log