\n \u00a0 \u6240\u4ee5ShaderToy\u7684shader\u5c31\u76f8\u5f53\u4e8eUnity\u5185\u751f\u6210\u4e86\u4e00\u4e2a\u521a\u597d\u94fa\u6ee1\u6574\u4e2a\u5c4f\u5e55\u7684\u5168\u5c4f\u65b9\u5f62\u5e73\u677f<\/strong>\uff0c\u7136\u540e\u8fd9\u4e2a\u5e73\u677f\u7684\u6750\u8d28\u4e0a\u8d34\u4e86\u5bf9\u5e94\u7684shader\u3002
\n \u00a0 \u548cUnity\u5dee\u4e0d\u591a\uff0cShaderToy\u5185\u4e5f\u662f\u5206\u4e3a\u9876\u70b9\u7740\u8272\u548c\u7247\u5143\u7740\u8272\uff0c\u6240\u4ee5\u5728ShaderToy\u4e0a\u9762\u7684Shader Input\u5185\uff0c\u53ef\u4ee5\u770b\u5230\u9876\u70b9\u7740\u8272\u5668\u63d0\u4f9b\u4e86\u54ea\u4e9b\u516c\u5171\u53d8\u91cf\u8fdb\u884c\u8bbf\u95ee\uff0c\u6211\u4eec\u540e\u9762\u5728Unity\u8fdb\u884c\u4fee\u6539\u65f6\uff0c\u5927\u591a\u4e5f\u662f\u5bf9\u8fd9\u4e9b\u516c\u5171\u53d8\u91cf\u8fdb\u884c\u8f6c\u6362\u3002
\n
![\"\"](\"https:\/\/www.mapleriver.cn\/wp-content\/uploads\/2022\/06\/pixel-input.png\"){kind=tracking}
<\/a><\/p>\n2.Unity\u4e2d\u7684\u6a21\u677f<\/h5>\nShader "Shadertoy\/Template" { \n Properties{\n iMouse ("Mouse Pos", Vector) = (100, 100, 0, 0)\n iChannel0("iChannel0", 2D) = "white" {} \n iChannelResolution0 ("iChannelResolution0", Vector) = (100, 100, 0, 0)\n }\n\n CGINCLUDE \n #include "UnityCG.cginc" \n #pragma target 3.0 \n\n #define vec2 float2\n #define vec3 float3\n #define vec4 float4\n #define mat2 float2x2\n #define mat3 float3x3\n #define mat4 float4x4\n #define iGlobalTime _Time.y\n #define mod fmod\n #define mix lerp\n #define fract frac\n #define texture2D tex2D\n #define iResolution _ScreenParams\n #define gl_FragCoord ((_iParam.scrPos.xy\/_iParam.scrPos.w) * _ScreenParams.xy)\n\n #define PI2 6.28318530718\n #define pi 3.14159265358979\n #define halfpi (pi * 0.5)\n #define oneoverpi (1.0 \/ pi)\n\n fixed4 iMouse;\n sampler2D iChannel0;\n fixed4 iChannelResolution0;\n\n struct v2f { \n float4 pos : SV_POSITION; \n float4 scrPos : TEXCOORD0; \n }; \n\n v2f vert(appdata_base v) { \n v2f o;\n o.pos = mul (UNITY_MATRIX_MVP, v.vertex);\n o.scrPos = ComputeScreenPos(o.pos);\n return o;\n } \n\n vec4 main(vec2 fragCoord);\n\n fixed4 frag(v2f _iParam) : COLOR0 { \n vec2 fragCoord = gl_FragCoord;\n return main(gl_FragCoord);\n } \n\n vec4 main(vec2 fragCoord) {\n return vec4(1, 1, 1, 1);\n }\n\n ENDCG \n\n SubShader { \n Pass { \n CGPROGRAM \n\n #pragma vertex vert \n #pragma fragment frag \n #pragma fragmentoption ARB_precision_hint_fastest \n\n ENDCG \n } \n } \n FallBack Off \n}<\/code><\/pre>\n \u00a0 \u4ee3\u7801\u662f\u4ece\u4e50\u4e50\u8001\u5e08\u90a3\u8fb9\u6284\u6765\u7684\uff0c\u4e3b\u8981\u529f\u80fd\u662f\u5728\u5f00\u5934\u5b9a\u4e49\u4e86\u4e00\u7cfb\u5217\u5b8f\u6765\u548cShaderToy\u4e2d\u7684GLSL\u8fdb\u884c\u8854\u63a5\uff0c\u56e0\u4e3aGLSL\u5185\u7684\u9884\u5b9a\u4e49\u7684\u4e00\u4e9b\u53d8\u91cfCG\u5185\u5e76\u6ca1\u6709\uff0c\u6240\u4ee5\u5728\u5f00\u5934\u58f0\u660e\u4e86\u4e00\u4e0b\u3002
\n \u00a0 \u9876\u70b9\u7740\u8272\u5668\u5185\u53ea\u5305\u542b\u4e86\u4e00\u4e2a\u628a\u6a21\u578b\u5750\u6807\u8f6c\u6362\u5230\u5c4f\u5e55\u5750\u6807\u7684\u8ba1\u7b97\uff0c\u56e0\u4e3aShaderToy\u5185\u7684pixel shader\u90fd\u662f\u57fa\u4e8e\u5c4f\u5e55\u7684~
\n \u00a0 \u6b64\u5916\uff0c\u4e3a\u4e86\u54cd\u5e94\u9f20\u6807\u64cd\u4f5c\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2aC#\u811a\u672c\uff0c\u6765\u628a\u9f20\u6807\u4f4d\u7f6e\u4f20\u9012\u7ed9shader<\/p>\n
using UnityEngine;\nusing System.Collections;\n\npublic class ShaderToyHelper : MonoBehaviour {\n\n private Material _material = null;\n\n private bool _isDragging = false;\n\n \/\/ Use this for initialization\n void Start () {\n Renderer render = GetComponent<Renderer>();\n if (render != null) {\n _material = render.material;\n }\n\n _isDragging = false;\n }\n\n \/\/ Update is called once per frame\n void Update () {\n Vector3 mousePosition = Vector3.zero;\n if (_isDragging) {\n mousePosition = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 1.0f);\n } else {\n mousePosition = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 0.0f);\n }\n\n if (_material != null) {\n _material.SetVector("iMouse", mousePosition);\n }\n }\n\n void OnMouseDown() {\n _isDragging = true;\n }\n\n void OnMouseUp() {\n _isDragging = false;\n }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":" \u00a0 \u672c\u6765\u4e4b\u524d\u5df2\u7ecf\u51b3\u5b9a\u4e0d\u518d\u78b0\u6e32\u67d3\u76f8\u5173\u4e86\uff0c\u56e0\u4e3a\u81ea\u5df1\u7684\u6570\u5b66\u5b9e\u5728\u662f\u592a\u5dee\u4e86\uff0c\u4e5f\u6ca1\u90a3\u4e2a\u5929\u5206\u5b66\u6e32\u67d3\u3002\u4f46 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[],"class_list":["post-1302","post","type-post","status-publish","format-standard","hentry","category-shadertoy"],"_links":{"self":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1302","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1302"}],"version-history":[{"count":2,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1302\/revisions"}],"predecessor-version":[{"id":1306,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1302\/revisions\/1306"}],"wp:attachment":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
Shader "Shadertoy\/Template" { \n Properties{\n iMouse ("Mouse Pos", Vector) = (100, 100, 0, 0)\n iChannel0("iChannel0", 2D) = "white" {} \n iChannelResolution0 ("iChannelResolution0", Vector) = (100, 100, 0, 0)\n }\n\n CGINCLUDE \n #include "UnityCG.cginc" \n #pragma target 3.0 \n\n #define vec2 float2\n #define vec3 float3\n #define vec4 float4\n #define mat2 float2x2\n #define mat3 float3x3\n #define mat4 float4x4\n #define iGlobalTime _Time.y\n #define mod fmod\n #define mix lerp\n #define fract frac\n #define texture2D tex2D\n #define iResolution _ScreenParams\n #define gl_FragCoord ((_iParam.scrPos.xy\/_iParam.scrPos.w) * _ScreenParams.xy)\n\n #define PI2 6.28318530718\n #define pi 3.14159265358979\n #define halfpi (pi * 0.5)\n #define oneoverpi (1.0 \/ pi)\n\n fixed4 iMouse;\n sampler2D iChannel0;\n fixed4 iChannelResolution0;\n\n struct v2f { \n float4 pos : SV_POSITION; \n float4 scrPos : TEXCOORD0; \n }; \n\n v2f vert(appdata_base v) { \n v2f o;\n o.pos = mul (UNITY_MATRIX_MVP, v.vertex);\n o.scrPos = ComputeScreenPos(o.pos);\n return o;\n } \n\n vec4 main(vec2 fragCoord);\n\n fixed4 frag(v2f _iParam) : COLOR0 { \n vec2 fragCoord = gl_FragCoord;\n return main(gl_FragCoord);\n } \n\n vec4 main(vec2 fragCoord) {\n return vec4(1, 1, 1, 1);\n }\n\n ENDCG \n\n SubShader { \n Pass { \n CGPROGRAM \n\n #pragma vertex vert \n #pragma fragment frag \n #pragma fragmentoption ARB_precision_hint_fastest \n\n ENDCG \n } \n } \n FallBack Off \n}<\/code><\/pre>\n \u00a0 \u4ee3\u7801\u662f\u4ece\u4e50\u4e50\u8001\u5e08\u90a3\u8fb9\u6284\u6765\u7684\uff0c\u4e3b\u8981\u529f\u80fd\u662f\u5728\u5f00\u5934\u5b9a\u4e49\u4e86\u4e00\u7cfb\u5217\u5b8f\u6765\u548cShaderToy\u4e2d\u7684GLSL\u8fdb\u884c\u8854\u63a5\uff0c\u56e0\u4e3aGLSL\u5185\u7684\u9884\u5b9a\u4e49\u7684\u4e00\u4e9b\u53d8\u91cfCG\u5185\u5e76\u6ca1\u6709\uff0c\u6240\u4ee5\u5728\u5f00\u5934\u58f0\u660e\u4e86\u4e00\u4e0b\u3002
\n \u00a0 \u9876\u70b9\u7740\u8272\u5668\u5185\u53ea\u5305\u542b\u4e86\u4e00\u4e2a\u628a\u6a21\u578b\u5750\u6807\u8f6c\u6362\u5230\u5c4f\u5e55\u5750\u6807\u7684\u8ba1\u7b97\uff0c\u56e0\u4e3aShaderToy\u5185\u7684pixel shader\u90fd\u662f\u57fa\u4e8e\u5c4f\u5e55\u7684~
\n \u00a0 \u6b64\u5916\uff0c\u4e3a\u4e86\u54cd\u5e94\u9f20\u6807\u64cd\u4f5c\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2aC#\u811a\u672c\uff0c\u6765\u628a\u9f20\u6807\u4f4d\u7f6e\u4f20\u9012\u7ed9shader<\/p>\n
using UnityEngine;\nusing System.Collections;\n\npublic class ShaderToyHelper : MonoBehaviour {\n\n private Material _material = null;\n\n private bool _isDragging = false;\n\n \/\/ Use this for initialization\n void Start () {\n Renderer render = GetComponent<Renderer>();\n if (render != null) {\n _material = render.material;\n }\n\n _isDragging = false;\n }\n\n \/\/ Update is called once per frame\n void Update () {\n Vector3 mousePosition = Vector3.zero;\n if (_isDragging) {\n mousePosition = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 1.0f);\n } else {\n mousePosition = new Vector3(Input.mousePosition.x, Input.mousePosition.y, 0.0f);\n }\n\n if (_material != null) {\n _material.SetVector("iMouse", mousePosition);\n }\n }\n\n void OnMouseDown() {\n _isDragging = true;\n }\n\n void OnMouseUp() {\n _isDragging = false;\n }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":" \u00a0 \u672c\u6765\u4e4b\u524d\u5df2\u7ecf\u51b3\u5b9a\u4e0d\u518d\u78b0\u6e32\u67d3\u76f8\u5173\u4e86\uff0c\u56e0\u4e3a\u81ea\u5df1\u7684\u6570\u5b66\u5b9e\u5728\u662f\u592a\u5dee\u4e86\uff0c\u4e5f\u6ca1\u90a3\u4e2a\u5929\u5206\u5b66\u6e32\u67d3\u3002\u4f46 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[],"class_list":["post-1302","post","type-post","status-publish","format-standard","hentry","category-shadertoy"],"_links":{"self":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1302","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1302"}],"version-history":[{"count":2,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1302\/revisions"}],"predecessor-version":[{"id":1306,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1302\/revisions\/1306"}],"wp:attachment":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}