teach-matsuuratomoya-com/content/docs/2023/code-design/7/examples/DrunkMouse/DrunkMouse.ino

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#include <ADCTouch.h>
const int upButton = A0;
const int downButton = A1;
const int leftButton = A2;
const int rightButton = A3;
const int mouseButton = A4;
int ref_up = 0;
int ref_down = 0;
int ref_left = 0;
int ref_right = 0;
int ref_mouse = 0;
int range = 10; // マウスカーソルの移動幅
void setup() {
randomSeed(analogRead(A5));
pinMode(upButton, INPUT);
pinMode(downButton, INPUT);
pinMode(leftButton, INPUT);
pinMode(rightButton, INPUT);
pinMode(mouseButton, INPUT);
ref_up = ADCTouch.read(upButton, 100);
ref_down = ADCTouch.read(downButton, 100);
ref_left = ADCTouch.read(leftButton, 100);
ref_right = ADCTouch.read(rightButton, 100);
ref_mouse = ADCTouch.read(mouseButton, 100);
Serial.begin(9600);
}
//マウス移動に関する処理をひとまとめに
void moveMouse(int x, int y, int mouse_state) {
Serial.print(x);
Serial.print(" ");
Serial.print(y);
Serial.print(" ");
Serial.println(mouse_state);
}
void loop() {
// ボタンの検出
int v1 = ADCTouch.read(upButton, 100) - ref_up;
int v2 = ADCTouch.read(downButton, 100) - ref_down;
int v3 = ADCTouch.read(leftButton, 100) - ref_left;
int v4 = ADCTouch.read(rightButton, 100) - ref_right;
int v5 = ADCTouch.read(mouseButton, 100) - ref_mouse;
//40以上ならクリックしたとみなし、1を、40以下なら0を
// A ? B : C;はif (A) { return B;} else {return C;} の略記(三項演算子)
int upState = v1 > 40 ? 1 : 0;
int downState = v2 > 40 ? 1 : 0;
int rightState = v3 > 40 ? 1 : 0;
int leftState = v4 > 40 ? 1 : 0;
int clickState = v5 > 40 ? 1 : 0;
// 移動距離を算出(左右同時押しも考慮)
int xDistance = (leftState - rightState) * range + random(-10,10);
int yDistance = (upState - downState) * range + random(-10,10);
//移動もクリックもしてないならシリアル送信は冗長なので、しない
// &&  AND、!はNOT
if (!(xDistance == 0 && yDistance == 0 && clickState == 0)) {
moveMouse(xDistance, yDistance, clickState);
}
delay(5);
}