var ball_num; var ballX = []; var ballY = []; var speedX = []; var speedY = []; var ball_color = []; var ball_diameter = []; var colors = []; function setup() { createCanvas(windowWidth, windowHeight); ball_num =700; colors.push(color(246, 173, 0)); colors.push(color(255, 241, 0)); colors.push(color(0, 160, 233)); colors.push(color(232, 82, 152)); colors.push(color(0, 173, 169)); colors.push(color(255, 255, 255)); colors.push(color(238, 135, 180)); colors.push(color(255, 0, 0)); for (var i = 0; i < ball_num; i = i + 1) { ballX[i] = random(0, windowWidth); ballY[i] = random(0, windowHeight); speedX[i] = random(10.0, 5.0); speedY[i] = random(1.0, 5.0); ball_color[i] = floor(random(0, colors.length)); ball_diameter[i] = random(10,30); } } function draw() { background(238, 238, 238, 100); noStroke(); for (var i = 0; i < ball_num; i++) { ballX[i] = ballX[i] + speedX[i]; ballY[i] = ballY[i] + speedY[i]; if (ballX[i] > windowWidth || ballX[i] < 0) { speedX[i] = -1 * speedX[i]; } if (ballY[i] > windowHeight || ballY[i] < 0) { speedY[i] = -1 * speedY[i]; } } for (var i = 0; i < ball_num; i++) { fill(colors[ball_color[i]]); ellipse(ballX[i], ballY[i], ball_diameter[i]); } } var ball_num; var ballX = []; var ballY = []; var speedX = []; var speedY = []; var ball_color = []; var ball_diameter = []; var colors = []; function setup() { createCanvas(windowWidth, windowHeight); ball_num =550; colors.push(color(255, 255, 255)); colors.push(color(230, 0, 18)); colors.push(color(0, 160, 233)); colors.push(color(246, 173, 60)); colors.push(color(255, 241, 0)); colors.push(color(214, 0, 119)); colors.push(color(39, 172 , 169)); colors.push(color(255, 0, 255)); for (var i = 0; i < ball_num; i = i + 1) { ballX[i] = random(0, windowWidth); ballY[i] = random(0, windowHeight); speedX[i] = random(10.0, 2.0); speedY[i] = random(10.0, 2.0); ball_color[i] = floor(random(0, colors.length)); ball_diameter[i] = random(0.1,25); } } function draw() { background(238, 238, 238, 100); noStroke(); for (var i = 0; i < ball_num; i++) { ballX[i] = ballX[i] + speedX[i]; ballY[i] = ballY[i] + speedY[i]; if (ballX[i] > windowWidth || ballX[i] < 0) { speedX[i] = -1 * speedX[i]; } if (ballY[i] > windowHeight || ballY[i] < 0) { speedY[i] = -1 * speedY[i]; } } for (var i = 0; i < ball_num; i++) { fill(colors[ball_color[i]]); ellipse(ballX[i], ballY[i], ball_diameter[i]); } }

中学生の作品０５