{"id":7216,"date":"2024-04-11T10:01:02","date_gmt":"2024-04-11T02:01:02","guid":{"rendered":""},"modified":"2024-04-11T10:01:02","modified_gmt":"2024-04-11T02:01:02","slug":"\u3010UE\u706f\u5149\u2022\u7b80\u4ecb\u3011UE4\u5149\u7167\u7c7b\u578b\u548c\u706f\u5149\u53c2\u6570","status":"publish","type":"post","link":"https:\/\/mushiming.com\/7216.html","title":{"rendered":"\u3010UE\u706f\u5149\u2022\u7b80\u4ecb\u3011UE4\u5149\u7167\u7c7b\u578b\u548c\u706f\u5149\u53c2\u6570"},"content":{"rendered":"
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Light\uff09\u91c7\u96c6\u5173\u5361\u7684\u8fdc\u5904\u90e8\u5206\u5e76\u5c06\u5176\u4f5c\u4e3a\u5149\u6e90\u5e94\u7528\u4e8e\u573a\u666f\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5373\u4f7f\u5929\u7a7a\u6765\u81ea\u5927\u6c14\u5c42\u3001\u5929\u7a7a\u76d2\u9876\u90e8\u7684\u4e91\u5c42\u6216\u8005\u8fdc\u5c71\uff0c \u5929\u7a7a\u7684\u5916\u89c2\u53ca\u5176\u5149\u7167\/\u53cd\u5c04\u4e5f\u4f1a\u5339\u914d\u3002\u60a8\u8fd8\u53ef\u4ee5\u624b\u52a8\u6307\u5b9a\u8981\u4f7f\u7528\u7684\u7acb\u65b9\u4f53\u8d34\u56fe\u3002<\/span><\/span><\/p>\n \u573a\u666f\u91c7\u96c6<\/span><\/span><\/p>\n \u5929\u7a7a\u5149\u7167\u5c06\u4ec5\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u624d\u91c7\u96c6\u573a\u666f\uff1a<\/span><\/span> NOTE(\u6ce8\u610f\u4e8b\u9879)<\/span><\/span><\/p>\n 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\u9759\u6001\uff08Static\uff09 \u7684\u5929\u7a7a\u5149\u7167\u5c06\u88ab\u5b8c\u5168\u70d8\u7119\u5230\u5173\u5361\u4e2d\u7684\u9759\u6001\u5bf9\u8c61\u7684\u5149\u7167\u56fe\u4e2d\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u4efb\u4f55\u6210\u672c\u3002\u5728\u5bf9\u8be5\u5149\u6e90\u7684\u5c5e\u6027\u8fdb\u884c\u7f16\u8f91\u540e\uff0c\u6240\u505a\u7684\u66f4\u6539\u5c06\u4e0d\u53ef\u89c1\uff0c \u76f4\u81f3\u4e3a\u5173\u5361\u91cd\u65b0\u6784\u5efa\u4e86\u5149\u7167\u3002<\/span><\/span><\/p>\n \u5bf9\u4e8e\u79fb\u52a8\u5f00\u53d1\uff0c\u8fd9\u662f\u552f\u4e00\u4e00\u79cd\u53d7\u652f\u6301\u7684\u5929\u7a7a\u5149\u7167\u3002<\/span><\/span><\/p>\n \u6ce8\u610f\u4e8b\u9879<\/span><\/span><\/p>\n \u4f7f\u7528\u9759\u6001\u5929\u7a7a\u5149\u7167\u65f6\uff0c\u5c06\u4ec5\u91c7\u96c6\u5173\u5361\u4e2d\u79fb\u52a8\u6027\u8bbe\u7f6e\u4e3a \u9759\u6001\uff08Static\uff09 \u6216 \u9759\u6b62\uff08Stationary\uff09 \u7684Actor\u548c\u5149\u6e90\uff0c\u5e76\u4e14\u5c06\u4ec5\u4f7f\u7528\u5b83\u4eec\u8fdb\u884c\u7167\u660e\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u907f\u514d\u53cd\u9988\u5faa\u73af\uff0c \u4f7f\u7528\u9759\u6001\u5929\u7a7a\u5149\u7167\u65f6\uff0c\u53ea\u80fd\u91c7\u96c6\u6750\u8d28\u7684\u81ea\u53d1\u5149\u8d21\u732e\u90e8\u5206\u3002\u56e0\u6b64\uff0c\u8bf7\u786e\u4fdd\u4efb\u4f55\u5929\u7a7a\u76d2\u5177\u6709\u8bbe\u7f6e\u4e3a \u65e0\u5149\u7167\uff08Unlit\uff09 \u7684\u6750\u8d28\u3002<\/span><\/span><\/p>\n \u9759\u6b62\u5929\u7a7a\u5149\u7167<\/span><\/span><\/p>\n \u4e0e\u8bbe\u7f6e\u4e3a\u9759\u6001\uff08Static\uff09\u7684\u5929\u7a7a\u5149\u7167\u4e00\u6837\uff0c\u8bbe\u7f6e\u4e3a \u9759\u6b62\uff08Stationary\uff09 \u7684\u5929\u7a7a\u5149\u7167\u4ece\u5168\u5c40\u5149\u7167 \u83b7\u5f97\u70d8\u7119\u9634\u5f71\u3002\u60a8\u5728\u5173\u5361\u4e2d\u653e\u7f6e\u4e86\u9759\u6b62\u5929\u7a7a\u5149\u7167\u540e\uff0c \u60a8\u5fc5\u987b\u81f3\u5c11\u91cd\u65b0\u6784\u5efa\u5149\u7167\u4e00\u6b21\uff0c\u624d\u80fd\u751f\u6210\u548c\u663e\u793a\u70d8\u7119\u9634\u5f71\u3002<\/span><\/span><\/p>\n \u4e0e\u5176\u4ed6\u9759\u6b62\u5149\u6e90 \u4e00\u6837\uff0c\u4e00\u4e9b\u5c5e\u6027\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u901a\u8fc7 \u84dd\u56fe\uff08Blueprint\uff09 \u6216 Sequencer \u8fdb\u884c\u66f4\u6539\u3002\u8fd9\u610f\u5473\u7740\uff0c\u60a8\u53ef\u4ee5\u8c03\u6574 \u6b64\u5929\u7a7a\u5149\u7167\u7684 \u5f3a\u5ea6\uff08Intensity\uff09 \u6216 \u989c\u8272\uff08Color\uff09\uff0c\u800c\u65e0\u9700\u91cd\u65b0\u6784\u5efa\u6574\u4e2a\u5173\u5361\u7684\u7167\u660e\u3002\u7136\u800c\uff0c\u95f4\u63a5\u5149\u7167\u5c06\u88ab\u70d8\u7119\u5230\u5149\u7167\u56fe\u4e2d\uff0c\u5e76\u4e14\u65e0\u6cd5\u5728\u8fd0\u884c\u65f6\u8fdb\u884c\u4fee\u6539\u3002\u95f4\u63a5\u5149\u7167\u91cf \u53ef\u4ee5\u4f7f\u7528 \u95f4\u63a5\u5149\u7167\u5f3a\u5ea6\uff08Indirect Lighting Intensity\uff09\u6765\u63a7\u5236\u3002<\/span><\/span><\/p>\n \u6ce8\u610f\u4e8b\u9879<\/span><\/span><\/p>\n \u4f7f\u7528\u9759\u6b62\u5929\u7a7a\u5149\u7167\u65f6\uff0c\u5c06\u4ec5\u91c7\u96c6\u5173\u5361\u4e2d\u79fb\u52a8\u6027\u8bbe\u7f6e\u4e3a \u9759\u6001\uff08Static\uff09 \u6216 \u9759\u6b62\uff08Stationary\uff09 \u7684Actor\u548c\u5149\u6e90\uff0c\u5e76\u4e14\u5c06\u4ec5\u4f7f\u7528\u5b83\u4eec\u8fdb\u884c\u7167\u660e\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u907f\u514d\u53cd\u9988\u5faa\u73af\uff0c \u4f7f\u7528\u9759\u6b62\uff08Stationary\uff09\u5929\u7a7a\u5149\u7167\u65f6\uff0c\u53ea\u80fd\u91c7\u96c6\u6750\u8d28\u7684\u81ea\u53d1\u5149\u8d21\u732e\u90e8\u5206\u3002\u56e0\u6b64\uff0c\u8bf7\u786e\u4fdd\u4efb\u4f55\u5929\u7a7a\u76d2\u5177\u6709\u8bbe\u7f6e\u4e3a \u65e0\u5149\u7167\uff08Unlit\uff09 \u7684\u6750\u8d28\u3002<\/span><\/span><\/p>\n \u53ef\u79fb\u52a8\u5929\u7a7a\u5149\u7167<\/span><\/span><\/p>\n \u8bbe\u7f6e\u4e3a \u53ef\u79fb\u52a8\uff08Movable\uff09 \u7684\u5929\u7a7a\u5149\u7167\u4e0d\u4f7f\u7528\u4efb\u4f55\u5f62\u5f0f\u7684\u9884\u8ba1\u7b97\u3002\u5f53\u8bbe\u7f6e\u4e3a\u91c7\u96c6\u573a\u666f\u65f6\uff0c\u5b83\u91c7\u96c6\u5177\u6709\u4efb\u4f55\u79fb\u52a8\u6027\u7684\u7ec4\u4ef6\u548c\u5149\u6e90\u3002<\/span><\/span><\/p>\n \u8ddd\u79bb\u573a\u73af\u5883\u906e\u6321<\/span><\/span><\/p>\n \u8be5\u529f\u80fd\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u672a\u5f00\u542f\uff0c\u4f46\u53ef\u4f7f\u7528\u8ddd\u79bb\u573a \u529f\u80fd\u542f\u7528\u3002<\/span><\/span><\/p>\n \u53ef\u79fb\u52a8\u5929\u7a7a\u5149\u7167\u7684\u9634\u5f71\u7531\u8ddd\u79bb\u573a\u73af\u5883\u906e\u6321 \u4ece\u6bcf\u4e2a\u521a\u6027\u5bf9\u8c61\u5468\u56f4\u751f\u6210\u7684 \u6709\u5411\u8ddd\u79bb\u573a\u4f53\u79ef\u63d0\u4f9b\u3002\u8ddd\u79bb\u573a\u73af\u5883\u906e\u6321\u652f\u6301\u521a\u6027\u7f51\u683c\u4f53\u53ef\u4ee5\u79fb\u52a8\u6216\u9690\u85cf\u7684\u52a8\u6001\u573a\u666f\u53d8\u5316\uff0c\u540c\u65f6\u5b83\u4f1a\u5f71\u54cd\u906e\u6321\u3002<\/span><\/span> <\/p>\n<\/div>\n \u9884\u8ba1\u7b97\u5929\u7a7a\u5149\u7167<\/span><\/span><\/p>\n \u4f7f\u7528\u70d8\u7119\u5149\u7167\u548c\u9759\u6001\u6216\u9759\u6b62\u5929\u7a7a\u5149\u7167\u65f6\uff0c\u7167\u660e\u548c\u9634\u5f71\u6570\u636e\u5c06\u5b58\u50a8\u5728\u5149\u7167\u56fe\u4e2d\u3002\u4e0b\u9762\u51e0\u4e2a\u5c0f\u8282\u5c06\u8ba8\u8bba \u5168\u5c40\u5149\u7167 \u652f\u6301\u7684\u4e00\u4e9b\u529f\u80fd\u3002<\/span><\/span><\/p>\n \u589e\u5f3a\u578b\u9759\u6001\u5929\u7a7a\u5149\u7167\u65b9\u5411\u6027<\/span><\/span><\/p>\n \u5728\u865a\u5e7b\u5f15\u64ce4.18\u4e4b\u524d\uff0c\u9759\u6001\u5929\u5149\u901a\u5e38\u7528\u5e263\u9636\u7403\u8c10\uff083rd Order Spherical Harmonic\uff09\u7684\u5168\u5c40\u5149\u7167\u6765\u8868\u793a\uff0c\u5b83\u65e0\u6cd5\u91c7\u96c6\u65e5\u51fa\u6216\u65e5\u843d\u65f6\u53ef\u80fd\u51fa\u73b0\u7684\u7ec6\u8282\u3002 \u73b0\u5728\u4f7f\u7528\u7ecf\u8fc7\u8fc7\u6ee4\u7684\u7acb\u65b9\u4f53\u8d34\u56fe\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4f1a\u5f97\u5230\u66f4\u9ad8\u7684\u5206\u8fa8\u7387\u3002\u5168\u5c40\u5149\u7167\u8fd8\u4f1a\u57fa\u4e8e\u6700\u7ec8\u805a\u96c6\u5149\u7ebf\u7684\u5927\u5c0f\u9009\u62e9\u76f8\u5e94\u7684\u7acb\u65b9\u4f53\u8d34\u56feMIP \uff0c \u4ee5\u907f\u514d\u4efb\u4f55\u5931\u771f\u3002<\/span><\/span><\/p>\n \u8981\u67e5\u770b\u6b64\u7c7b\u4ea4\u4e92\u7684\u793a\u4f8b\uff0c\u8bf7\u524d\u5f80 \u5f15\u64ce\u5185\u5bb9\uff08Engine Content\uff09 > \u8d34\u56fe\u6a21\u677f\uff08MapTemplates\uff09 > \u5929\u7a7a\uff08Sky\uff09\uff0c\u5e76\u9009\u62e9 SunsetAmbientCubemap\uff0c\u56e0\u4e3a\u5b83\u5c06\u663e\u793a\u4e00\u4e2a\u5f88\u597d\u7684\u793a\u4f8b\u3002<\/span><\/span> <\/p>\n<\/div>\n <\/p>\n<\/div>\n \u4f7f\u7528Epic\u7684 Robo Recall \u4e2d\u7684\u8d77\u59cb\u529e\u516c\u5ba4\u5173\u5361\u8fdb\u884c\u6539\u8fdb\u7684\u793a\u4f8b<\/span><\/span><\/p>\n \u6700\u5927\u7684\u533a\u522b\u53ef\u4ee5\u5728\u5177\u6709\u5927\u91cf\u4eae\u5ea6\u548c\u989c\u8272\u53d8\u5316\u4e4b\u5929\u7a7a\u5149\u7167\u7acb\u65b9\u4f53\u8d34\u56fe\u7684\u4e25\u91cd\u906e\u6321\u573a\u666f\u4e2d\u770b\u5230\u3002<\/span><\/span><\/p>\n \u6697\u7bb1<\/span><\/span><\/p>\n \u968f\u7740\u9759\u6001\u5929\u7a7a\u5149\u7167\u7684\u65b9\u5411\u6027\u589e\u5f3a\uff0c\u73b0\u5728\u53ef\u4ee5\u5229\u7528\u4e00\u4e2a\u8db3\u591f\u5c0f\u7684\u5f00\u53e3\u91cd\u65b0\u521b\u5efa\u9488\u5b54\u76f8\u673a\u6548\u679c(\u6697\u7bb1 )\u3002 \u5f00\u53e3\u8d8a\u5c0f\uff0c\u5929\u7a7a\u5149\u7167\u5c31\u8d8a\u6709\u65b9\u5411\u6027\u3002<\/span><\/span> <\/p>\n<\/div>\n \u9759\u6b62\u5929\u7a7a\u5149\u7167\u7684\u73af\u5883\u6cd5\u7ebf<\/span><\/span><\/p>\n \u5bf9\u4e8e\u5404\u4e2a\u5149\u7167\u5206\u5f00\u70d8\u7119\u7684\u9759\u6b62\u5929\u7a7a\u5149\u7167\uff0c<\/span><\/span>QQ\u53f7\u4ea4\u6613\u5e73\u53f0\u5168\u5c40\u5149\u7167\u70d8\u7119\u7684\u9634\u5f71\u5c06\u65b9\u5411\u906e\u6321\u4fe1\u606f\u5b58\u50a8\u5728\u6240\u8c13\u7684 \u73af\u5883\u6cd5\u7ebf\uff08Bent Normal\uff09 \u4e2d\u3002\u8fd9\u662f \u4ece\u7eb9\u7d20\u5230\u6700\u4e0d\u88ab\u906e\u6321\u65b9\u5411\u7684\u65b9\u5411\u3002\u5927\u90e8\u5206\u88ab\u906e\u6321\u7684\u533a\u57df\u5c06\u6b64\u65b9\u5411\u800c\u975e\u8868\u9762\u6cd5\u7ebf\u7528\u4e8e\u5929\u7a7a\u5149\u7167\uff0c\u8fd9\u6837\u4fbf\u63d0\u9ad8\u4e86\u7f1d\u9699\u7684\u8d28\u91cf\u3002<\/span><\/span><\/p>\n <\/p>\n<\/div>\n <\/p>\n<\/div>\n \u591a\u6b21\u53cd\u5c04<\/span><\/span><\/p>\n \u901a\u8fc7\u5728 \u4e16\u754c\u573a\u666f\u8bbe\u7f6e\uff08World Settings\uff09 > \u5168\u5c40\u5149\u7167\uff08Lightmass\uff09 \u4e2d\u8c03\u6574 \u5929\u7a7a\u5149\u7167\u53cd\u5c04\u6b21\u6570\uff08Num Sky Lighting Bounces\uff09 \u8bbe\u7f6e\uff0c\u5373\u53ef\u652f\u6301\u591a\u6b21\u53cd\u5c04\u5168\u5c40\u5149\u7167\u7684\u95f4\u63a5\u5149\u7ebf\u3002<\/span><\/span> <\/p>\n<\/div>\n \u8bbe\u7f6e\u8981\u4f7f\u7528\u7684\u5929\u7a7a\u5149\u7167\u53cd\u5c04\u6b21\u6570\u3002<\/span><\/span> <\/p>\n<\/div>\n <\/p>\n<\/p>\n <\/p>\n<\/div>\n \u4e3a\u4e86\u4f7f\u5929\u7a7a\u5149\u7167\u7684\u591a\u6b21\u53cd\u5c04\u660e\u663e\u53ef\u89c1\uff0c\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u60a8\u7684\u6750\u8d28\u9700\u8981\u5177\u5907\u9ad8\u6f2b\u53cd\u5c04\u503c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6f2b\u5c04\u503c\u4e3a.18\uff0818%\u7070\u8272\uff09\uff0c\u7b2c\u4e8c\u6b21\u7684\u5929\u7a7a\u5149\u7167\u53cd\u5c04\u5c06\u4ec5\u8d21\u732e 18^3 = 0.006\u7684\u5149\u53d1\u5c04\u80fd\u91cf\uff0c\u8fd9\u5f88\u96be\u4e3a\u8089\u773c\u6240\u5bdf\u89c9\u3002\u5982\u679c\u6f2b\u5c04\u503c\u4e3a0.5\uff0c\u7b2c\u4e8c\u6b21\u7684\u5929\u7a7a\u5149\u7167\u53cd\u5c04\u5c06\u8d21\u732e0.125\u7684\u5149\u53d1\u5c04\u80fd\u91cf\uff0c\u5e76\u4e14\u663e\u800c\u6613\u89c1\u3002<\/span><\/span><\/p>\n warning<\/strong><\/p>\n \u6bcf\u589e\u52a0\u4e00\u6b21\u53cd\u5c04\u90fd\u4f1a\u589e\u52a0\u975e\u5206\u5e03\u5f0f\u7684\u6784\u5efa\u65f6\u95f4\uff0c\u56e0\u6b64\u5f53\u672a\u4f7f\u7528\u5bc6\u96c6\uff08Swarm\uff09\u5206\u5e03\u65f6\u8981\u8c28\u614e\u4f7f\u7528\u3002<\/span><\/span><\/p>\n \u5929\u5149\u62fe\u53d6\u5468\u56f4\u73af\u5883\u548c\u81ea\u5b9a\u4e49hdri<\/span><\/span> <\/p>\n<\/div>\n \u6700\u540e\u4e00\u79cd\u662f4.20\u65b0\u52a0\u4e00\u79cd\u6a21\u62df\u7535\u89c6\u5e7f\u544a\u724c\u53d1\u51fa\u7684\u5149\u8ddf\u70b9\u5149\u6e90\u533a\u522b\u4e0b\u56fe<\/span><\/span> <\/p>\n<\/div>\n \u63a5\u4e0b\u6765\u6211\u4eec\u5b9e\u9645\u653e\u5230\u4e16\u754c\u4e2d\u770b\u4e00\u770b\u9009\u4e2d\u70b9\u5149\u76f4\u63a5\u62d6\u62fd\u5230\u573a\u666f\u4e2d\u4e5f\u53ef\u4ee5\u6309\u4f4f\u952e\u76d8L\u952e\u70b9\u51fb\u9f20\u6807\u5de6\u952e\u8fdb\u884c\u521b\u5efa<\/span><\/span><\/p>\n \u9996\u5148\u6211\u4eec\u5728\u53f3\u4fa7\u7ec6\u8282\u680f\u770b\u5230\u7684\u5c31\u662f\u706f\u5149\u5c5e\u6027<\/span><\/span> <\/p>\n<\/div>\n <\/p>\n<\/div>\n <\/p>\n<\/div>\n <\/p>\n<\/div>\n \u4e0b\u9762\u6211\u4eec\u8fdb\u5165\u706f\u5149\u7ec6\u8282\u9762\u677f\u770b\u770b\u5177\u4f53\u90fd\u6709\u54ea\u4e9b\u53c2\u6570\u5982\u4f55\u4f7f\u7528\u4e2a\u522b\u53c2\u6570\u505a\u4e00\u4e2a\u5bf9\u6bd4\u622a\u56fe<\/span><\/span> <\/p>\n<\/div>\n \u6e90\u534a\u5f84_\u9634\u5f71\u8fb9\u7f18\u865a\u5b9e<\/span><\/span>
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