DMXkingのLeDMX4MAXとNode-REDを使ってSPI-LEDの制御をする方法　その3

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i < numberOfLEDs; i++) {\n    const currentLEDPosition = i % numberOfSeries;\n    let brightness;\n\n    if (topLEDPosition >= currentLEDPosition) {\n        brightness = topLEDPosition - currentLEDPosition + 1;\n    } else {\n        brightness = numberOfSeries + topLEDPosition - currentLEDPosition + 1;\n    }\n\n    // 先頭LED番号が現在のLED番号より小さい場合は明るさを0に設定\n    if (topLEDNumber < i) {\n        brightness = 0;\n    }\n\n    arrayLED[i] = brightness;\n}\n\n// 結果をメッセージに設定して送信\nmsg.payload = {\n    \"LEDStatus\": LEDStatus,\n    \"LEDOrder\": LEDOrder,\n    \"topLEDNumber\": topLEDNumber,\n    \"arrayLED\": arrayLED\n};\n\nreturn msg;\n\n","outputs":1,"timeout":0,"noerr":0,"initialize":"","finalize":"","libs":[],"x":520,"y":440,"wires":[["19da4b61791a3360"]]},{"id":"38d4c78d7b21a7d5","type":"debug","z":"dbd1ec4c56b673f8","name":"debug 12","active":false,"tosidebar":true,"console":false,"tostatus":false,"complete":"true","targetType":"full","statusVal":"","statusType":"auto","x":1340,"y":280,"wires":[]},{"id":"589d291a2686d71e","type":"sACN","z":"dbd1ec4c56b673f8","server":"2c1a273ac56a5d84","universe":"","channel":"","transition":"instant","transitionRate":50,"transitionTime":1000,"name":"","x":1160,"y":540,"wires":[]},{"id":"7add210666774acc","type":"function","z":"dbd1ec4c56b673f8","name":"sACN-DATA作成(Logarithmic)","func":"// LED配列をsACNに送信\nvar arrayLED = msg.payload.arrayLED;\nconst numberOfLEDs = global.get(\"numberOfLEDs\");\nconst numberOfSeries = global.get(\"numberOfSeries\");\n\n// 明るさが最大になる中央のLEDのインデックスを計算\nconst midPoint = Math.floor(numberOfSeries / 2);\n\nvar sACNarray = [];\nvar DMXNumber;\n\n// arrayLEDのデータからRGBに変更\nfor (let i = 0; i < numberOfLEDs; i++) {\n    let LEDorder = arrayLED[i];  // LEDorderにarrayLED[i]のLED番号を入れる\n    let percentage;\n\n    if (LEDorder <= midPoint) {\n        // 中央までは明るさが指数関数的に増加\n        percentage = Math.pow((LEDorder / midPoint), 2) * 100;  // 0%から100%へ\n    } else {\n        // 中央を過ぎたら明るさが指数関数的に減少\n        percentage = Math.pow(((numberOfSeries - LEDorder) / midPoint), 2) * 100;  // 100%から0%へ\n    }\n\n    DMXNumber = i * 3;  // DMX アドレス計算\n\n    // 各アドレスにpercentageを割り当てる\n    sACNarray[DMXNumber] = percentage;\n    sACNarray[DMXNumber + 1] = percentage;\n    sACNarray[DMXNumber + 2] = percentage;\n}\n\n// 結果をメッセージに設定して送信\nmsg = {\n    topic: \"1/1\",\n    payload: sACNarray\n};\n\nreturn msg;\n","outputs":1,"timeout":0,"noerr":0,"initialize":"","finalize":"","libs":[],"x":830,"y":500,"wires":[["38d4c78d7b21a7d5","589d291a2686d71e"]]},{"id":"3a815512a51dfabd","type":"function","z":"dbd1ec4c56b673f8","name":"sACN-DATA作成(線形に変化）","func":"// arratLEDをsACNにおくる\nvar arrayLED = msg.payload.arrayLED;\n\nconst numberOfLEDs = global.get(\"numberOfLEDs\");\nconst numberOfSeries = global.get(\"numberOfSeries\");\n\n// 明るさが最大になる中央のLEDのインデックスを計算\nconst midPoint = Math.floor(numberOfSeries / 2);\n\nvar sACNarray = [];\nvar DMXNumber;\n\n\n// arrayLEDのデータからRGBに変更\nfor (let i = 0; i < numberOfLEDs; i++) {\n\n    //　LEDorderにarrayLED[i]のLED番号が入れる\n    let LEDorder = arrayLED[i];\n    \n    // LEDorderごとの明るさはpercentage\n    let percentage;\n\n    if (LEDorder <= midPoint) {\n        // 中央までは明るさが増加\n        percentage = (LEDorder / midPoint) * 100;  // 0%から100%へ\n    } else {\n        // 中央を過ぎたら明るさが減少\n        percentage = ((numberOfSeries - LEDorder) / midPoint) * 100;  // 100%から0%へ\n    }\n\n    //node.warn(LEDorder);\n    \n\n    DMXNumber = i*3;\n\n    // 1アドレス\n    sACNarray[DMXNumber] = percentage;\n    sACNarray[DMXNumber+1] = percentage;\n    sACNarray[DMXNumber+2] = percentage;\n\n }\n\n\n\n\n// 結果をメッセージに設定して送信\nmsg = {\n    topic: \"1/1\",\n    payload: sACNarray\n}\n\nreturn msg;","outputs":1,"timeout":0,"noerr":0,"initialize":"","finalize":"","libs":[],"x":830,"y":600,"wires":[["589d291a2686d71e"]]},{"id":"19da4b61791a3360","type":"switch","z":"dbd1ec4c56b673f8","name":"","property":"curve","propertyType":"global","rules":[{"t":"eq","v":"log","vt":"str"},{"t":"eq","v":"linear","vt":"str"}],"checkall":"true","repair":false,"outputs":2,"x":570,"y":540,"wires":[["7add210666774acc"],["3a815512a51dfabd"]]},{"id":"2c1a273ac56a5d84","type":"sacn-config","hostOrUniverse":"192.168.2.202","port":"5568"}]