火箭降落副本 | JavaScript 程式專案

{"id":59544,"student_id":1909,"content":"setBackdrop('bg.jpg');\nvar platform = createSprite(\"platform.png\");\nvar rocket = createSprite([\"rocket.png\", \"bomb.png\"]);\nvar vy = 0\nvar vx = 0\nvar fuel = 500\n\nrocket.x = 50;\nrocket.y = 50;\nrocket.direction = 0\nplatform.x = 500\nplatform.y = 420\nforever(function() {\n    rocket.y += vy\n    vy += 0.06\n    rocket.x += vx\n    if (fuel \u003e 0) {\n        if (key.up) {\n            vy = vy - 0.1;\n            fuel -= 1\n        }\n        if (key.left) {\n            vx = vx - 0.1;\n            fuel -= 1\n        }\n        if (key.right) {\n            vx = vx + 0.1;\n            fuel -= 1\n        }\n    }\n    print(\"fuel:\" + fuel, 10, 10, 'red', 20)\n    print(\"傾斜角度:\" + rocket.direction, 10, 30, 'white', 20)\n    print(\"垂直移動速度:\" + vy, 10, 50, 'white', 20)\n    if(rocket.touched(platform)){\n        if(vy\u003e0.6){\n            rocket.costumeId = 1\n            stop();\n        }\n         if(vx\u003e0.6){\n            rocket.costumeId = 1\n            stop();\n        }\n         \n    }\n    if(rocket.x\u003e640){\n            rocket.costumeId = 1\n            stop();\n        }\n         if(rocket.x\u003c0){\n            rocket.costumeId = 1\n            stop();\n        }\n         if(rocket.y\u003e480){\n            rocket.costumeId = 1\n            stop();\n        }\n         if(rocket.y\u003c0){\n            rocket.costumeId = 1\n            stop();\n        }\n    rocket.direction = vx*10\n    \n    \n    \n    \n    \n});","created_at":"2019-03-16T16:07:35.872+08:00","updated_at":"2019-08-20T23:35:02.019+08:00","name":"火箭降落 副本","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/59544/3f59e882599be2090e7b49af9603fc40.jpg"},"parent_id":10697,"plugin":"var fire = createSprite(\"fire.png\");\nfire.scale = 0.7;\nforever(function() {\n    if(window.rocket \u0026\u0026 window.platform) {\n        fire.x = rocket.x;\n        fire.y = rocket.y;\n        fire.direction = rocket.direction - 180;\n        fire.stepForward(65);\n        fire.direction = rocket.direction;\n        if(window.rocket \u0026\u0026 (key.up || key.left || key.right) \u0026\u0026 window.fuel\u003e0) {\n            fire.hidden = false;\n        } else {\n            fire.hidden = true;\n        }\n        if(rocket.touched(platform)) {\n            // fire.hidden = true;\n        }\n    }\n});","description":"上、左、右推進火箭\n在料用盡前成功火箭降落在平台上。","note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":91,"hashid":"npmsrqdq","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}