{"id":2433,"date":"2022-01-03T22:40:35","date_gmt":"2022-01-03T14:40:35","guid":{"rendered":"http:\/\/www.u3d8.com\/?p=2433"},"modified":"2022-01-03T22:41:14","modified_gmt":"2022-01-03T14:41:14","slug":"unity%e4%b8%adshader%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"http:\/\/www.u3d8.com\/?p=2433","title":{"rendered":"Unity\u4e2dShader\u7b80\u4ecb"},"content":{"rendered":"\n<h2>\u5206\u7c7b<\/h2>\n\n\n\n<p>Shader\u6309\u7ba1\u7ebf\u5206\u7c7b\u4e00\u822c\u5206\u4e3a\u56fa\u5b9a\u6e32\u67d3\u7ba1\u7ebf\u4e0e\u53ef\u7f16\u7a0b\u6e32\u67d3\u7ba1\u7ebf<\/p>\n\n\n\n<ul><li>\u56fa\u5b9a\u6e32\u67d3\u7ba1\u7ebf \u2014\u2014\u8fd9\u662f\u6807\u51c6\u7684\u51e0\u4f55&amp;\u5149\u7167(Transforming&amp;Lighting)\u7ba1\u7ebf\uff0c\u529f\u80fd\u662f\u56fa\u5b9a\u7684\uff0c\u5b83\u63a7\u5236\u7740\u4e16\u754c\u3001\u89c6\u3001\u6295\u5f71\u53d8\u6362\u53ca\u56fa\u5b9a\u5149\u7167\u63a7 \u5236\u548c\u7eb9\u7406\u6df7\u5408\u3002T&amp;L\u7ba1\u7ebf\u53ef\u4ee5\u88ab\u6e32\u67d3\u72b6\u6001\u63a7\u5236\uff0c\u77e9\u9635\uff0c\u5149\u7167\u548c\u91c7\u5236\u53c2\u6570\u3002\u529f\u80fd\u6bd4\u8f83\u6709\u9650\u3002\u57fa\u672c\u6240\u6709\u7684\u663e\u5361\u90fd\u80fd\u6b63\u5e38\u8fd0\u884c\u3002<\/li><li>\u53ef\u7f16\u7a0b\u6e32\u67d3\u7ba1\u7ebf\u2014\u2014\u5bf9\u6e32\u67d3\u7ba1\u7ebf\u4e2d\u7684\u9876\u70b9\u8fd0\u7b97\u548c\u50cf\u7d20\u8fd0\u7b97\u5206\u522b\u8fdb\u884c\u7f16\u7a0b\u5904\u7406\uff0c\u800c\u65e0\u987b\u8c61\u56fa\u5b9a\u6e32\u67d3\u7ba1\u7ebf\u90a3\u6837\u5957\u7528\u4e00\u4e9b\u56fa\u5b9a\u51fd\u6570\uff0c\u53d6\u4ee3\u8bbe\u7f6e\u53c2\u6570\u6765\u63a7\u5236\u7ba1\u7ebf\u3002<\/li><\/ul>\n\n\n\n<p>Unity\u4e2d\u7684Shader\u5206\u4e3a\u4e09\u7c7b<\/p>\n\n\n\n<ul><li><strong>\u56fa\u5b9a\u7ba1\u7ebf\u7740\u8272\u5668<\/strong>\uff08Fixed Function Shader\uff09<\/li><\/ul>\n\n\n\n<ul><li><strong>\u8868\u9762\u7740\u8272\u5668<\/strong>\uff08Surface Shader\uff09<\/li><\/ul>\n\n\n\n<ul><li><strong>\u9876\u70b9\u7247\u6bb5\u7740\u8272\u5668<\/strong>\uff08Vertex and Fragment Shader\uff09<\/li><\/ul>\n\n\n\n<h2> \u7ed3\u6784<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/shader\u7684\u540d\u5b57\u4f1a\u663e\u793a\u5728unity\u7684inspector\u4e2d\u9009\u62e9shader\u7684\u83dc\u5355\u91cc\u9762\nShader \"Shader\u7684\u8def\u5f84\u548c\u540d\u79f0\"{\n    \/\/\u5c5e\u6027\n    &#91;Properties]\n\n    \/\/\u53ef\u80fd\u5b58\u5728\u591a\u4e2asubshader\u3002Unity\u4f1a\u5728\u6240\u6709\u7684subshader\u5217\u8868\u4e2d\u9009\u4e2d\u7b2c\u4e00\u4e2a\u786c\u4ef6\u53ef\u4ee5\u652f\u6301\u7684subshader\n    SubShader{\n        \/\/SubShader\u7684\u6807\u7b7e\n        \/\/&#91;Tags]\n\n        \/\/\u7ed9\u8be5SubShader\u4e2d\u6240\u6709pass\u516c\u7528\u7684\u8bbe\u7f6e\n        \/\/&#91;Common State]\n        &#91;Common Tags]\n\n        \/\/\u53ef\u80fd\u5b58\u5728\u591a\u4e2apass\uff0c\u6bcf\u4e2apass\u90fd\u4f1a\u5f15\u8d77\u4e00\u6b21\u6e32\u67d3\n        Pass{\n            \/\/\u8be5Pass\u7684\u6807\u7b7e\n            &#91;Tags]\n\n            \/\/\u6e32\u67d3\u8bbe\u7f6e\uff0c\u5982\u989c\u8272\u6df7\u5408\n            &#91;Render Setup]\n\n            \/\/\u7eb9\u7406\u8bbe\u7f6e\uff0c\u53ea\u6709\u5728fixed function shader\u4e2d\u624d\u53ef\u7528\n            &#91;Texture Setup]\n        }\n\n        \/\/\u53ef\u4ee5\u6709\u5176\u4ed6\u7684Pass\n        &#91;\u5176\u4ed6\u7684Pass]\n    }\n\n    \/\/\u53ef\u4ee5\u6709\u591a\u4e2aSubShader\n    &#91;\u5176\u4ed6\u7684SubShader]\n\n    \/\/\u5f53\u6240\u6709\u7684subshader\u5931\u8d25\u65f6\uff0c\u4f7f\u7528Fallback\u6307\u5b9a\u7684shader\n    &#91;Fallback]\n\n    \/\/\u5f53\u6709\u81ea\u5b9a\u4e49shader\u7684\u8bbe\u7f6eUI\u65f6\u5019\u7528\n    &#91;CustomEditor]\n}<\/code><\/pre>\n\n\n\n<h2>Properties<\/h2>\n\n\n\n<p>Properties\u4e2d\u5b9a\u4e49\u4e00\u4e9b\u5c5e\u6027<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>name (\"display name\", Int) = number\nname (\"display name\", Float) = number\nname (\"display name\", Range (min, max)) = number\nname (\"display name\", Color) = (number,number,number,number)\nname (\"display name\", Vector) = (number,number,number,number)\nname (\"display name\", 2D) = \"defaulttexture\" {}\nname (\"display name\", Cube) = \"defaulttexture\" {}\nname (\"display name\", 3D) = \"defaulttexture\" {}<\/code><\/pre>\n\n\n\n<p>\u6d4b\u8bd5\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Shader \"Hidden\/TestProperties\"\n{\n\tProperties\n\t{\n\t\t_MainTex (\"Texture\", 2D) = \"white\" {}\n\t\t_TestInt(\"TestInt\",Int)=1\n\t\t_TestFloat(\"TestFloat\",Float)=2.0\n\t\t_TestVector4(\"TestVector4\",Vector)=(0,0,0,0)\n\t\t_TestColor(\"TestColor\",Color) = (1,0,0,1)\n\t\t_TestRange(\"TestRange\",Range(0,100))=100\n\t\t_Test2D(\"Test2D\",2D) = \"\"{}\n\t\t_TestCube(\"TestCube\",Cube) = \"\"{}\n\t\t_Test3D(\"Test3D\",3D) = \"\"{}\n\t}\n}<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.u3d8.com\/wp-content\/uploads\/2022\/01\/Snipaste_2022-01-03_22-32-37.jpg\" data-lightbox=\"image_lg\"><img title=\"Unity\u4e2dShader\u7b80\u4ecb - \u7b2c1\u5f20  | u3d8\u6280\u672f\u5206\u4eab\" alt=\"Unity\u4e2dShader\u7b80\u4ecb - \u7b2c1\u5f20  | u3d8\u6280\u672f\u5206\u4eab\"  loading=\"lazy\" width=\"438\" height=\"549\"  data-src=\"http:\/\/www.u3d8.com\/wp-content\/uploads\/2022\/01\/Snipaste_2022-01-03_22-32-37.jpg\" alt=\"\" class=\"wp-image-2434\" srcset=\"http:\/\/www.u3d8.com\/wp-content\/uploads\/2022\/01\/Snipaste_2022-01-03_22-32-37.jpg 438w, http:\/\/www.u3d8.com\/wp-content\/uploads\/2022\/01\/Snipaste_2022-01-03_22-32-37-239x300.jpg 239w\" sizes=\"(max-width: 438px) 100vw, 438px\" \/><\/a><\/figure>\n\n\n\n<h2>SubShader<\/h2>\n\n\n\n<p>\u5728SubShader\u4e2d\u5b9a\u4e49\u4e86\u53ef\u9009\u7684\u72b6\u6001\uff0c\u6807\u7b7e\u548c\u4e00\u7cfb\u5217\u7684Pass\uff08Pass\u6570\u76ee\u8fc7\u591a\u4f1a\u5f15\u8d77\u6e32\u67d3\u6027\u80fd\u7684\u4e0b\u964d\uff09<\/p>\n\n\n\n<p>SubShader\u4e2d\u5e38\u89c1\u7684\u72b6\u6001\u8bbe\u7f6e\u6709\uff1a<\/p>\n\n\n\n<ul><li>\u5254\u9664\u8bbe\u7f6eCull\uff1a\u5206\u4e3a\u5254\u9664\u6b63\u9762Front\uff0c\u5254\u9664\u80cc\u9762Back\uff0c\u5173\u95ed\u5254\u9664Off\u4e09\u4e2a\u72b6\u6001<\/li><\/ul>\n\n\n\n<ul><li>\u6df1\u5ea6\u6d4b\u8bd5ZTest\uff1a\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u4e0d\u540c\u7684\u6df1\u5ea6\u6d4b\u8bd5\u51fd\u6570<\/li><\/ul>\n\n\n\n<ul><li>\u6df1\u5ea6\u5199\u5165ZWrite\uff1a\u5f00\u542fOn\uff0c\u5173\u95edOff<\/li><\/ul>\n\n\n\n<ul><li>\u6df7\u5408Blend\uff1a\u8bbe\u7f6e\u662f\u5426\u5f00\u542f\u6df7\u5408\u53ca\u6df7\u5408\u5f62\u5f0f<\/li><\/ul>\n\n\n\n<p>SubShader\u4e2d\u7684\u6807\u7b7e\u662f\u4e00\u4e2a\u952e\u503c\u5bf9\uff0c\u952e\u503c\u5747\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u5e38\u89c1\u7684\u6807\u7b7e\u6709\uff1a<\/p>\n\n\n\n<ul><li>\u6e32\u67d3\u961f\u5217\u63a7\u5236Queue<\/li><\/ul>\n\n\n\n<ul><li>\u7740\u8272\u5668\u7c7b\u578bRenderType<\/li><\/ul>\n\n\n\n<ul><li>\u6279\u5904\u7406\u63a7\u5236DisableBatching<\/li><\/ul>\n\n\n\n<ul><li>\u9634\u5f71\u6295\u5c04\u63a7\u5236ForceNoShadowCasting<\/li><\/ul>\n\n\n\n<h2>Pass<\/h2>\n\n\n\n<p>Pass\u5b9a\u4e49\u5728SubShader\u4e2d\uff0c\u5176\u7ed3\u6784\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Pass{\n    &#91;Name]\n    &#91;Tags]\n    &#91;RenderSetup]\n    \/\/code\n}<\/code><\/pre>\n\n\n\n<p>\u9996\u5148\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u8fd9\u4e2aPass\u5757\u7684\u540d\u5b57\uff0c\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Name \"MyPass\"<\/code><\/pre>\n\n\n\n<p>\u4f46\u662f\u8981\u6ce8\u610f\uff0c\u5728unity\u7684\u5185\u90e8\uff0c\u4f1a\u628a\u6240\u6709Pass\u7684\u540d\u5b57\u8bbe\u7f6e\u4e3a\u5927\u5199\u5f62\u5f0f\uff0c\u6240\u4ee5\u5f53\u6211\u4eec\u8981\u4f7f\u7528UsePass\u547d\u4ee4\u6765\u4f7f\u7528\u5176\u4ed6\u7684Pass\u65f6\uff0c\u8981\u5199\u4e3a\u5927\u5199\u7684\u540d\u5b57\uff0c\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>UsePass \"MyShader\/MYPASS\"<\/code><\/pre>\n\n\n\n<p>\u5728Pass\u4e2d\uff0c\u4e5f\u6709\u5c5e\u4e8ePass\u5757\u7684\u6807\u7b7e\u8bbe\u7f6e\uff0c\u5982\uff1aLightMode\u7528\u4e8e\u8bbe\u7f6e\u5149\u7167\u6a21\u578b\u3002RequireOptions\u6307\u5b9a\u6ee1\u8db3\u67d0\u4e9b\u6761\u4ef6\u65f6\u624d\u6e32\u67d3\u8be5Pass<\/p>\n\n\n\n<h2>Fallback<\/h2>\n\n\n\n<p><em>\u5f53\u6240\u6709\u7684subshader\u5931\u8d25\u65f6\uff0c\u4f7f\u7528Fallback\u6307\u5b9a\u7684shader<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5206\u7c7b Shader\u6309\u7ba1\u7ebf\u5206\u7c7b\u4e00\u822c\u5206\u4e3a\u56fa\u5b9a\u6e32\u67d3\u7ba1\u7ebf\u4e0e\u53ef\u7f16\u7a0b\u6e32\u67d3\u7ba1\u7ebf \u56fa\u5b9a\u6e32\u67d3\u7ba1\u7ebf  &hellip; <a href=\"http:\/\/www.u3d8.com\/?p=2433\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[419],"tags":[],"_links":{"self":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts\/2433"}],"collection":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2433"}],"version-history":[{"count":2,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts\/2433\/revisions"}],"predecessor-version":[{"id":2436,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts\/2433\/revisions\/2436"}],"wp:attachment":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2433"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}