{"topic":{"id":6479,"title":"实验\"软渲染器：局部光照 (15 分)\"中的环境光强","slug":"topic","categoryId":56,"createdAt":"2023-10-14 10:59:09.339905","bumpedAt":"2023-10-21 02:46:36.665704","views":309,"postsCount":6,"highestPostNumber":6,"likeCount":0,"closed":true,"pinned":false,"pinnedGlobally":false,"pinnedAt":null,"pinnedUntil":null,"isBanner":false,"excerpt":"如何在 phong_fragment_shader 函数中获得环境光强？","deletedAt":null,"isAnonymous":false,"category":{"id":56,"name":"计算机图形学","slug":"cg","color":"92278F"},"author":{"id":468,"username":"uebian","name":null,"avatarUrl":null},"tags":[]},"posts":[{"id":13799,"postNumber":1,"raw":"如何在 `phong_fragment_shader` 函数中获得环境光强？","cooked":"

如何在 phong_fragment_shader 函数中获得环境光强？

\n","createdAt":"2023-10-14 10:59:09.416547","updatedAt":"2023-10-16 03:49:52.612724","replyToPostNumber":null,"replyCount":0,"likeCount":0,"wordCount":14,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":4,"publicVersion":4,"deletedAt":null,"isAnonymous":false,"user":{"id":468,"username":"uebian","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":13841,"postNumber":2,"raw":"set ambient light intensity。同问，文件里面就这一句话，是让我们自己凭感觉设置的意思吗？","cooked":"

set ambient light intensity。同问，文件里面就这一句话，是让我们自己凭感觉设置的意思吗？

\n","createdAt":"2023-10-14 16:55:53.192134","updatedAt":"2023-10-14 16:55:53.192134","replyToPostNumber":null,"replyCount":0,"likeCount":0,"wordCount":33,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"isAnonymous":false,"user":{"id":1519,"username":"educated","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":13945,"postNumber":3,"raw":"可以看 light.h，遍历 lights 列表就可以了","cooked":"

可以看 light.h，遍历 lights 列表就可以了

\n","createdAt":"2023-10-16 08:13:36.434531","updatedAt":"2023-10-16 08:13:36.434531","replyToPostNumber":null,"replyCount":0,"likeCount":0,"wordCount":13,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"isAnonymous":false,"user":{"id":1604,"username":"Super_DT","name":"Super_DT","avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":13947,"postNumber":4,"raw":"我阅读了 light.h，但是 light.h 中只提及了点光源的光强，没有提及环境光的光强。","cooked":"

我阅读了 light.h，但是 light.h 中只提及了点光源的光强，没有提及环境光的光强。

\n","createdAt":"2023-10-16 08:22:26.670685","updatedAt":"2023-10-16 08:22:26.670685","replyToPostNumber":null,"replyCount":1,"likeCount":0,"wordCount":31,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"isAnonymous":false,"user":{"id":468,"username":"uebian","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":13948,"postNumber":5,"raw":"直接加上 ambient 就行了，可以把他看作环境光的光强乘以环境光系数","cooked":"

直接加上 ambient 就行了，可以把他看作环境光的光强乘以环境光系数

\n","createdAt":"2023-10-16 08:31:37.689646","updatedAt":"2023-10-16 08:31:37.689646","replyToPostNumber":4,"replyCount":0,"likeCount":0,"wordCount":28,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"isAnonymous":false,"user":{"id":1556,"username":"YuboCheng","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":14273,"postNumber":6,"raw":"需要指定一个任意常数作为环境光系数，然后将整体的颜色叠加环境光系数*ambient。","cooked":"

需要指定一个任意常数作为环境光系数，然后将整体的颜色叠加环境光系数*ambient。

\n","createdAt":"2023-10-21 02:46:36.665704","updatedAt":"2023-10-21 02:46:36.665704","replyToPostNumber":null,"replyCount":0,"likeCount":0,"wordCount":34,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"isAnonymous":false,"user":{"id":468,"username":"uebian","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}}],"hasMore":false,"lastReadPostNumber":1,"hasUrlPostNumber":false}