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led-server-utilities
Advanced tools
Moved some utility function (interpolations & blendings) from JavaScript to a node native add-on (which will _hopefully_ speed up some of the calculations of the LED server that happen pretty often).
Readme
Moved some utility function (interpolations & blendings) from JavaScript to a node native add-on (which will hopefully speed up some of the calculations of the LED server that happen pretty often).
interpolatePixels
- interpolates between two colors -
don't use this in practice, it's slower than the JS/TS equivalentinterpolateTwoLayers
- interpolates two layers pixel by pixelapplyKernelToLayer
- applies a kernel to a layerdimLayer
- dims a layerblendPixels
- blends an array of pixelsblendTwoPixels
- blends two colorsblendLayers
- blends an array of layers pixel by pixelLinear
EaseIn
EaseOut
EaseInOut
Add
, Subtract
, Multiply
, Screen
, Overlay
,
HardLight
, SoftLight
, Divide
, Difference
,
Darken
, Lighten
, Replace
, Dissolve
const white = {r: 1, g: 1, b: 1, n: 1};
const black = {r: 0, g: 0, b: 0, n: 1};
const red = {r: 1, g: 0, b: 0, n: 1};
const green = {r: 0, g: 1, b: 0, n: 1};
interpolatePixels(white, black, 0.3);
interpolatePixels(null, black, 0.3);
interpolatePixels(null, null, 0.3);
interpolateTwoLayers(null, null, 0.3);
interpolateTwoLayers([white], [black], 0.3);
interpolateTwoLayers([white, black], [black, white], 0.3);
interpolateTwoLayers([white], [black, white], 0.3);
interpolateTwoLayers(null, [black, white], 0.3);
blendTwoPixels(red, green, 'Replace');
blendTwoPixels(red, green, 'Add');
blendTwoPixels(red, green, 'Difference', true);
blendTwoPixels(white, red, 'Multiply');
blendPixels([white, red, green], 'Difference');
blendPixels([red, green], 'Add');
blendLayers(
[
[white, black, red, green],
[red, red],
[null, null, green]
],
'Replace'
);
blendLayers(
[
[white, black, red, green],
[red, red],
[null, null, green]
],
'Add'
);
blendLayers(
[
[white, black, red, green],
[red, red],
[null, null, green]
],
'Dissolve'
);
FAQs
Moved some utility function (interpolations & blendings) from JavaScript to a node native add-on (which will _hopefully_ speed up some of the calculations of the LED server that happen pretty often).
The npm package led-server-utilities receives a total of 0 weekly downloads. As such, led-server-utilities popularity was classified as not popular.
We found that led-server-utilities demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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