{"id":75,"date":"2022-02-13T23:24:38","date_gmt":"2022-02-13T15:24:38","guid":{"rendered":"http:\/\/www.unityfans.com\/?p=75"},"modified":"2022-02-13T23:25:08","modified_gmt":"2022-02-13T15:25:08","slug":"pbr%e5%88%9d%e5%ad%a6%e6%89%8b%e6%9c%ad","status":"publish","type":"post","link":"https:\/\/www.unityfans.com\/?p=75","title":{"rendered":"PBR\u521d\u5b66\u624b\u672d"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\" id=\"\u4ec0\u4e48\u662fpbr\">\u4ec0\u4e48\u662fPBR?<\/h4>\n\n\n\n<p>\u82f1\u6587\u5168\u540d\uff1aPhysically Based Rendering\u3002\u901a\u4fd7\u7684\u53ef\u4ee5\u7406\u89e3\u4e3a\uff0c\u901a\u8fc7\u591a\u5f20\u4e0d\u540c\u529f\u80fd\u7684\u56fe\u7247\u53e0\u52a0\u540e\uff0c\u8fd0\u7528\u8ba1\u7b97\u673a\u56fe\u5f62\u5b66\u7684\u7b97\u6cd5\uff0c\u66f4\u597d\u7684\u6a21\u62df\u771f\u5b9e\u4e16\u754c\u7684\u6750\u8d28\uff0c\u770b\u8d77\u6765\u66f4\u50cf\u662f\u771f\u5b9e\u7684\u7269\u4f53\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"pbr\u6750\u8d28\u7684\u56fe\u7247\u7ec4\u6210\">PBR\u6750\u8d28\u7684\u56fe\u7247\u7ec4\u6210<\/h4>\n\n\n\n<ul class=\"wp-block-list\"><li>Color\/Albedo\/Diffuse\uff1a\u7269\u4f53\u8868\u9762\u7684\u8d34\u56fe\uff0c\u6ca1\u6709\u4efb\u4f55\u53cd\u5149\u548c\u7279\u6b8a\u8bbe\u7f6e<\/li><li>Ambient Occlusion\uff08AO\uff09\uff1a\u4fd7\u79f0AO\u8d34\u56fe\uff0c\u6807\u8bb0\u7528\u6765\u505a\u975e\u6e32\u67d3\u7684\u9634\u5f71\uff0c\u589e\u52a0\u7acb\u4f53\u6548\u679c<\/li><li>Normal\uff1a\u6cd5\u7ebf\u8d34\u56fe\uff0cRGB\u5bf9\u5e94\u7684xyz\u62bd\u7684\u51f9\u51f8\u7eb9\u7406\u8d34\u56fe\uff0c\u589e\u52a0\u6a21\u578b\u7684\u7ec6\u8282\u3002\u901a\u8fc7\u6cd5\u7ebf\u8d34\u56fe\u6765\u51cf\u5c11\u7269\u4f53\u7684\u9762\u6570\u91cf\uff0c\u4f18\u5316\u6027\u80fd<\/li><li>Displacement\/Bump Map\uff1a\u901a\u8fc7\u7070\u5ea6\u8868\u793a\u56fe\u7247\u7684\u51f9\u51f8<\/li><li>Roughness Map\uff1a\u901a\u8fc7\u7070\u5ea6\u6765\u8868\u793a\u56fe\u7247\u7c97\u7cd9\u7684\u60c5\u51b5<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u6750\u8d28\u7684\u79cd\u7c7b\u5f88\u591a-\u4e0b\u9762\u63a8\u8350\u4e00\u4e9b\u6750\u8d28\u7f51\u7ad9\">\u6750\u8d28\u7684\u79cd\u7c7b\u5f88\u591a\uff0c\u4e0b\u9762\u63a8\u8350\u4e00\u4e9b\u6750\u8d28\u7f51\u7ad9<\/h4>\n\n\n\n<ul class=\"wp-block-list\"><li>www.textures.com<\/li><li>3dtextures.me<\/li><li>freepbr.com<\/li><li>polyhaven.com<\/li><li>www.poliigon.com<\/li><li>ambientcg.com<\/li><\/ul>\n\n\n\n<p>\u7279\u6b8a\u8bf4\u660e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e0a\u9762\u7684\u7f51\u7ad9\u6709cc0\u4e5f\u6709\u4ed8\u8d39\u7684\uff0c\u6ca1\u6709\u505a\u533a\u5206<\/li><li>\u5982\u679c\u4e0d\u9700\u8981\u8d34\u7684\u7279\u522b\u8fd1\u89c2\u5bdf\u8d34\u56fe\uff0c\u7528jpg\u5373\u53ef\uff0c\u4e0d\u7528png<\/li><li>\u8d34\u56fe\u7684\u5c3a\u5bf8\uff0c\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u6765\u83b7\u53d6\uff0c1k 2k 4k<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u5e38\u89c1\u8c03\u8282pbr\u7684\u8981\u7d20\">\u5e38\u89c1\u8c03\u8282PBR\u7684\u8981\u7d20<\/h4>\n\n\n\n<ul class=\"wp-block-list\"><li>Base Color\uff1a\u8868\u9762\u57fa\u7840\u989c\u8272<\/li><li>Subsurface\uff1a\u7269\u4ef6\u900f\u5149\u7684\u989c\u8272<\/li><li>Metallic\uff1a\u662f\u5426\u4e3a\u91d1\u5c5e<\/li><li>Specular\uff1a\u53cd\u5c04\u7a0b\u5ea6<\/li><li>Roughness\uff1a\u7c97\u7cd9\u7a0b\u5ea6<\/li><li>Anisotropic\uff1a\u5f02\u5411\u6027\uff08\u548c\u5177\u4f53\u7684\u6e32\u67d3\u5f15\u64ce\uff09<\/li><li>Tangent\uff1a\u5f02\u5411\u6027\u5207\u7ebf<\/li><li>Sheen\uff1a\u5929\u9e45\u7ed2\u8fb9\u7f18\u53cd\u5c04\u91cf\uff08\u4e3b\u8981\u7528\u4e8e\u5e03\u6599\uff09<\/li><li>Clearcoat\uff1a\u591a\u5c42\u53cd\u5c04\uff08\u591a\u7528\u4e8e\u8f66\u8868\u9762\u7684\u70e4\u6f06\u9762\uff09<\/li><li>IOR\uff1a\u6295\u5c04\u6298\u5c04\u7387\uff08\u6c34\uff1a1.333\uff09<\/li><li>Transmission\uff1a\u900f\u660e\u7a0b\u5ea6<\/li><li>Emission\uff1a\u81ea\u53d1\u5149<\/li><li>Alpha\uff1a\u900f\u660e\u5ea6<\/li><li>Normal\uff1a\u6cd5\u7ebf<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u8981\u7d20\u548c\u6570\u503c\u7684\u5173\u7cfb\">\u8981\u7d20\u548c\u6570\u503c\u7684\u5173\u7cfb<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"930\" src=\"http:\/\/www.unityfans.com\/wp-content\/uploads\/2022\/02\/yuansu1.jpg\" alt=\"\" class=\"wp-image-76\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u4ec0\u4e48\u662fPBR? \u82f1\u6587\u5168\u540d\uff1aPhysically Based Rendering\u3002\u901a\u4fd7\u7684\u53ef\u4ee5\u7406\u89e3\u4e3a\uff0c\u901a\u8fc7\u591a\u5f20\u4e0d\u540c\u529f\u80fd\u7684\u56fe\u7247\u53e0\u52a0\u540e\uff0c\u8fd0\u7528\u8ba1\u7b97\u673a\u56fe\u5f62\u5b66\u7684\u7b97\u6cd5\uff0c\u66f4\u597d\u7684\u6a21\u62df\u771f\u5b9e\u4e16\u754c\u7684\u6750\u8d28\uff0c\u770b\u8d77\u6765\u66f4\u50cf\u662f\u771f\u5b9e\u7684\u7269\u4f53\u3002 PBR\u6750\u8d28\u7684\u56fe\u7247\u7ec4\u6210 Color\/Albedo\/Diffuse\uff1a\u7269\u4f53\u8868\u9762\u7684\u8d34\u56fe\uff0c\u6ca1\u6709\u4efb\u4f55\u53cd\u5149\u548c\u7279\u6b8a\u8bbe\u7f6e Ambient Occlusion\uff08AO\uff09\uff1a\u4fd7\u79f0AO\u8d34\u56fe\uff0c\u6807\u8bb0\u7528\u6765\u505a\u975e\u6e32\u67d3\u7684\u9634\u5f71\uff0c\u589e\u52a0\u7acb\u4f53\u6548\u679c Normal\uff1a\u6cd5\u7ebf\u8d34\u56fe\uff0cRGB\u5bf9\u5e94\u7684xyz\u62bd\u7684\u51f9\u51f8\u7eb9\u7406\u8d34\u56fe\uff0c\u589e\u52a0\u6a21\u578b\u7684\u7ec6\u8282\u3002\u901a\u8fc7\u6cd5\u7ebf\u8d34\u56fe\u6765\u51cf\u5c11\u7269\u4f53\u7684\u9762\u6570\u91cf\uff0c\u4f18\u5316\u6027\u80fd Displacement\/Bump Map\uff1a\u901a\u8fc7\u7070\u5ea6\u8868\u793a\u56fe\u7247\u7684\u51f9\u51f8 Roughness Map\uff1a\u901a\u8fc7\u7070\u5ea6\u6765\u8868\u793a\u56fe\u7247\u7c97\u7cd9\u7684\u60c5\u51b5 \u6750\u8d28\u7684\u79cd\u7c7b\u5f88\u591a\uff0c\u4e0b\u9762\u63a8\u8350\u4e00\u4e9b\u6750\u8d28\u7f51\u7ad9 www.textures.com 3dtextures.me freepbr.com polyhaven.com www.poliigon.com ambientcg.com \u7279\u6b8a\u8bf4\u660e\uff1a \u4e0a\u9762\u7684\u7f51\u7ad9\u6709cc0\u4e5f\u6709\u4ed8\u8d39\u7684\uff0c\u6ca1\u6709\u505a\u533a\u5206 \u5982\u679c\u4e0d\u9700\u8981\u8d34\u7684\u7279\u522b\u8fd1\u89c2\u5bdf\u8d34\u56fe\uff0c\u7528jpg\u5373\u53ef\uff0c\u4e0d\u7528png \u8d34\u56fe\u7684\u5c3a\u5bf8\uff0c\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u6765\u83b7\u53d6\uff0c1k 2k 4k \u5e38\u89c1\u8c03\u8282PBR\u7684\u8981\u7d20 Base Color\uff1a\u8868\u9762\u57fa\u7840\u989c\u8272 Subsurface\uff1a\u7269\u4ef6\u900f\u5149\u7684\u989c\u8272 Metallic\uff1a\u662f\u5426\u4e3a\u91d1\u5c5e Specular\uff1a\u53cd\u5c04\u7a0b\u5ea6 Roughness\uff1a\u7c97\u7cd9\u7a0b\u5ea6 Anisotropic\uff1a\u5f02\u5411\u6027\uff08\u548c\u5177\u4f53\u7684\u6e32\u67d3\u5f15\u64ce\uff09 Tangent\uff1a\u5f02\u5411\u6027\u5207\u7ebf Sheen\uff1a\u5929\u9e45\u7ed2\u8fb9\u7f18\u53cd\u5c04\u91cf\uff08\u4e3b\u8981\u7528\u4e8e\u5e03\u6599\uff09 Clearcoat\uff1a\u591a\u5c42\u53cd\u5c04\uff08\u591a\u7528\u4e8e\u8f66\u8868\u9762\u7684\u70e4\u6f06\u9762\uff09 IOR\uff1a\u6295\u5c04\u6298\u5c04\u7387\uff08\u6c34\uff1a1.333\uff09 Transmission\uff1a\u900f\u660e\u7a0b\u5ea6 Emission\uff1a\u81ea\u53d1\u5149 Alpha\uff1a\u900f\u660e\u5ea6 Normal\uff1a\u6cd5\u7ebf \u8981\u7d20\u548c\u6570\u503c\u7684\u5173\u7cfb<\/p>\n","protected":false},"author":1,"featured_media":76,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[18,16],"class_list":["post-75","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles","tag-blender","tag-16"],"_links":{"self":[{"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/posts\/75","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=75"}],"version-history":[{"count":1,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/posts\/75\/revisions"}],"predecessor-version":[{"id":77,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/posts\/75\/revisions\/77"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=\/wp\/v2\/media\/76"}],"wp:attachment":[{"href":"https:\/\/www.unityfans.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=75"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=75"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.unityfans.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=75"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}