急速賽車 | JavaScript 程式專案

{"id":16483,"student_id":1806,"content":"var speed = 5;\nvar round = 0;\nvar target = 2;\nvar startTime = Date.now();\n\nforever(function(){        \n    border.direction=car.direction+180;\n    road.direction=car.direction+180;\n    check1.direction=car.direction+180;\n    check2.direction=car.direction+180;\n    border.stepForward(speed);\n    road.stepForward(speed);\n    check1.stepForward(speed);\n    check2.stepForward(speed);\n    \n    var a =(Date.now()-startTime)/1000;\n    print(a+'s')\n    if(key.right){\n        car.direction+=3;\n        speed-=0.1;\n    }        \n    if(key.left){\n        car.direction-=3;  \n        speed-=0.1;      \n    }\n    speed+=0.08;\n    if(speed\u003e9){\n        speed=9;        \n    }\n    if(car.touched(border)){\n        speed=speed-0.13;\n    }\n    if(speed\u003c0.13){\n        speed=0.13;\n    }    \n    if(car.touched(check1) \u0026\u0026 target==1){\n        target=2;        \n        round+=1;\n    }\n    if(car.touched(check2) \u0026\u0026 target==2){\n        target=1;        \n        \n    }\n    if(round==2){\n        stop();\n    }\n    print(target,30,30)\n    print(round,30,60)\n});","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2020-04-08T14:39:51.376+08:00","name":"急速賽車","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/16483/55e6fb208b75e38818ecb89953880fea.jpg"},"parent_id":9146,"plugin":"var road = createSprite(\"road.png\");\nroad.rotationStyle = 'fixed';\nvar check1 = createSprite(\"check.png\");\ncheck1.x = -1200;\ncheck1.y = -400;\ncheck1.rotationStyle = \"fixed\";\nvar check2 = createSprite(\"check.png\");\ncheck2.x = 1130;\ncheck2.y = 300;\ncheck2.rotationStyle = \"fixed\";\nvar border= createSprite(\"border.png\");\nborder.rotationStyle = 'fixed';\nvar car = createSprite(\"car.png\");\ncar.scale = 0.4;\ncar.direction = 180;\n\nvar offsetX = 1500;\nvar offsetY = 650;\n\nroad.x += offsetX;\nroad.y += offsetY;\nborder.x += offsetX;\nborder.y += offsetY;\ncheck1.x += offsetX;\ncheck1.y += offsetY;\ncheck2.x += offsetX;\ncheck2.y += offsetY;","description":"用左右鍵轉彎，當車子超出跑道，車速會越來越慢直到回到軌道。","note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":427,"hashid":"kdms62vq","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}