\u4eca\u5929\uff0c\u4e00\u4e2a\u5173\u7cfb\u5f88\u597d\u7684\u540c\u4e8b\u95ee\u6211\uff0c\u5982\u4f55\u68c0\u6d4b3dUI\u662f\u5426\u5728\u6444\u50cf\u673a\u89c6\u91ce\u5185\u3002<\/p>\n
\u521a\u6625\u8282\u653e\u5047\u56de\u6765\uff0c\u4e5f\u4e0d\u662f\u5f88\u5fd9\uff0c\u5c31\u82b1\u70b9\u65f6\u95f4\u7814\u7a76\u4e86\u4e0b\u3002\u628a\u7814\u7a76\u7ed3\u679c\u5206\u4eab\u7ed9\u5927\u5bb6\u3002<\/p>\n
\u9996\u5148\u662f\u57283d\u73af\u5883\u7684ui\uff0c\u5373Canvas\u7684RenderMode\u4e3a\u201cWorld Space\u201d\u3002<\/p>\n
\u5224\u65ad\u662f\u5426\u5728\u6444\u50cf\u673a\u89c6\u91ce\u8303\u56f4\uff0c\u9700\u8981\u77e5\u9053\u7269\u4f53\u6216UI\u7684\u6e32\u67d3\u8fb9\u754c\u6846<\/p>\n
\u6240\u4ee5\u6211\u4eec\u7b2c\u4e00\u6b65 \u5148\u7ed9ui\u52a0\u4e0a\u201cSprite Renderer\u201d\u7ec4\u4ef6\uff0c\u6765\u83b7\u53d6UI\u7684bounds<\/p>\n
\u5982\u679cui\u4e3aimage\uff0c\u5219\u8bbe\u7f6e\u201cSprite Renderer\u201d\u7ec4\u4ef6\u7684\u201cSprite\u201d\u5c5e\u6027\u4e3a\u8be5image\u7684\u56fe\u7247<\/p>\n
\u5982\u679cui\u662ftext\u6216\u8005\u5176\u5b83\uff0c\u5c31\u968f\u4fbf\u8bbe\u7f6e\u201cSprite\u201d\u4e00\u5f20\u56fe\u7247<\/p>\n
\u8fd9\u91cc\u7684\u201cSprite\u201d\u662f\u4e00\u5b9a\u8981\u8bbe\u7f6e\u7684\uff0c\u5426\u5219\u4f1a\u4e00\u76f4\u68c0\u6d4b\u4e0d\u5728\u89c6\u91ce\u5185<\/p>\n
\u5728\u8bbe\u7f6eok\u540e\uff0c\u6dfb\u52a0\u4e0b\u9762\u811a\u672c\uff0c\u968f\u4fbf\u6302\u8f7d\u5230\u7269\u4f53\u4e0a\uff0c\u5e76\u7ed9image\u8d4b\u503c\u540e\u00a0\u5373\u53ef\u6d4b\u8bd5<\/p>\n
using UnityEngine;\r\nusing System.Collections;\r\nusing UnityEngine.UI;\r\n\r\npublic class Test : MonoBehaviour {\r\n\r\n public Image image; \/\/ \u9700\u8981\u81ea\u5df1\u8d34\u4e0a\u8be5\u56fe\u7247\u3002\u5982\u679c\u4e0d\u662f\u56fe\u7247\uff0c\u5c31\u66f4\u6362\u4e0b\r\n\r\n void Update()\r\n {\r\n if (!image.GetComponent<SpriteRenderer>().IsInScreen(Camera.main))\r\n {\r\n print(\"\u4e0d\u5728\u89c6\u91ce\u8303\u56f4\");\r\n }\r\n else\r\n {\r\n print(\"\u5728\u89c6\u91ce\u8303\u56f4\");\r\n }\r\n }\r\n}\r\n\r\n\r\npublic static class RendererExtensions\r\n{\r\n \/\/\/ <summary>\r\n \/\/\/ \u6e32\u67d3\u5668\u6269\u5c55\u65b9\u6cd5\r\n \/\/\/ <\/summary>\r\n\r\n public static bool IsInScreen(this Renderer renderer, Camera camera)\r\n {\r\n Plane[] planes = GeometryUtility.CalculateFrustumPlanes(camera);\r\n return GeometryUtility.TestPlanesAABB(planes, renderer.bounds);\r\n }\r\n}<\/pre>\n\u8fd9\u91cc\u4ecb\u7ecd\u76843dui\u5176\u5b9e\u662f\u6839\u636e3d\u7269\u4f53\u7684\u601d\u8def\u6765\u7684\uff0c\u5982\u679c\u8981\u68c0\u6d4b3d\u7269\u4f53\u662f\u5426\u5728\u89c6\u91ce\u5185\uff0c\u5c31\u628a\u201cSpriteRenderer\u201d\u66f4\u6362\u4e3a\u201cRenderer\u201d\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4eca\u5929\uff0c\u4e00\u4e2a\u5173\u7cfb\u5f88\u597d\u7684\u540c\u4e8b\u95ee\u6211\uff0c\u5982\u4f55\u68c0\u6d4b3dUI\u662f\u5426\u5728\u6444\u50cf\u673a\u89c6\u91ce\u5185\u3002 \u521a\u6625\u8282\u653e\u5047\u56de … \u7ee7\u7eed\u9605\u8bfb