diff --git a/src/encoders/index.ts b/src/encoders/index.ts index 77121f3..21bf15e 100644 --- a/src/encoders/index.ts +++ b/src/encoders/index.ts @@ -1,3 +1,4 @@ +import ChannelBlock from './lighting/channel-block'; import CentroidAccelVelocity from './motion/centroid-accel-velocity'; import CentroidPosition from './motion/centroid-position'; import OrientationEuler from './motion/orientation-euler'; @@ -22,4 +23,5 @@ export const Encoders = { TrackedPointAccelVelocity, ZoneCollisionDetection, ZoneObject, + ChannelBlock, }; diff --git a/src/encoders/lighting/channel-block.ts b/src/encoders/lighting/channel-block.ts new file mode 100644 index 0000000..703768a --- /dev/null +++ b/src/encoders/lighting/channel-block.ts @@ -0,0 +1,13 @@ +export default (offset: number, fade: number, value: number, isLittleEndian: boolean = false): Uint8Array => { + const bytes = new Uint8Array(5); + const view = new DataView(bytes.buffer, bytes.byteOffset, bytes.byteLength); + + let dataOffset = 0; + view.setUint16(dataOffset, offset, isLittleEndian); + dataOffset += 2; + view.setUint16(dataOffset, fade, isLittleEndian); + dataOffset += 2; + view.setUint8(dataOffset, value); + + return bytes; +}; diff --git a/tests/lighting-encode.test.js b/tests/lighting-encode.test.js index 846a8ca..cc16572 100644 --- a/tests/lighting-encode.test.js +++ b/tests/lighting-encode.test.js @@ -2,7 +2,15 @@ const { deepEqual, throws } = require('assert'); const { describe, it } = require('node:test'); const { Encoders } = require('../'); -const goodTests = []; +const goodTests = [ + { + description: 'Channel Block', + expected: new Uint8Array([0x00, 0x08, 0x00, 0x06, 0x40]), + bytes: () => { + return Encoders.ChannelBlock(8, 6, 64); + }, + }, +]; describe('RTTrPL Message Encoding', () => { goodTests.forEach((messageTest) => {