3d, survival, choice game, butterfly effect,'s game

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No:49529

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3d, survival, choice game, butterfly effect,
Developer User21073｜Date and time 24/3/5 10:25:59
Build time 6.423 sec｜Game capacity 1.896KB｜

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```html
<!DOCTYPE html>
<html>
<head>
    <title>Butterfly Effect Game</title>
</head>
<body>
    <canvas id="gameCanvas"></canvas>

const player = {
            x: 50,
            y: 50,
            size: 20,
            color: "blue",
            speed: 5
        };

const goal = {
            x: 500,
            y: 500,
            size: 30,
            color: "green"
        };

function drawPlayer() {
            ctx.beginPath();
            ctx.arc(player.x, player.y, player.size, 0, Math.PI * 2);
            ctx.fillStyle = player.color;
            ctx.fill();
            ctx.closePath();
        }

function drawGoal() {
            ctx.beginPath();
            ctx.arc(goal.x, goal.y, goal.size, 0, Math.PI * 2);
            ctx.fillStyle = goal.color;
            ctx.fill();
            ctx.closePath();
        }

function clearCanvas() {
            ctx.clearRect(0, 0, canvas.width, canvas.height);
        }

function update() {
            clearCanvas();
            drawPlayer();
            drawGoal();
            
            requestAnimationFrame(update);
        }

function movePlayer(event) {
            switch(event.key) {
                case "ArrowUp":
                    player.y -= player.speed;
                    break;
                case "ArrowDown":
                    player.y += player.speed;
                    break;
                case "ArrowLeft":
                    player.x -= player.speed;
                    break;
                case "ArrowRight":
                    player.x += player.speed;
                    break;
            }
        }

document.addEventListener("keydown", movePlayer);

update();
    </script>
</body>
</html>
```