上传 shader基础

1 Shader基础/BaiscShader.shader

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+// Upgrade NOTE: replaced '_World2Object' with 'unity_WorldToObject'
+
+// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
+
+Shader "Unlit/BasicShader" //Unlit是目录 BasicShader是命名
+{
+    Properties//暴露在材质面板中的属性
+    {
+        _MainTex ("Texture贴图2333", 2D) = "white" {}   //贴图参数
+        _Value ("_Value",Float) = 1             //float 参数
+        _Color ("_Color",Color) = (1,1,1,0)      //颜色参数
+    }
+
+    SubShader//SubShader
+    {
+        Tags { "RenderType"="Opaque" }      //Tags属性
+
+        Pass
+        {
+            CGPROGRAM
+                #pragma vertex vert             //定义 顶点着色器 的函数名
+                #pragma fragment frag           //定义 片元(像素)着色器 的函数名
+
+                #include "UnityCG.cginc"        //头文件
+
+                struct MeshData                  //定义结构体，CPU传给GPU的的数据
+                {                   //语义semantic (标记数据)
+                    float4 vertex : POSITION;       //顶点的局部坐标
+                    float2 uv     : TEXCOORD0;          //顶点的UV
+                    float2 uv2    : TEXCOORD1;          //顶点的UV2
+                    float4 normal : NORMAL;          //顶点的法线
+                    float4 tangent: TANGENT;          //顶点的切线
+                    float4 color  : COLOR;             //顶点颜色
+                };
+
+                struct VertexToFragmentData                      //定义结构体，在GPU中 顶点着色器 传给 片元(像素)着色器 的数据
+                {
+                    float4 vertex : SV_POSITION;    //顶点的裁剪坐标系下坐标,GPU需要改数据自己进行裁剪
+                    float2 uv : TEXCOORD0;           //顶点的UV
+                    float4 worldNormal : TEXCOORD1;
+                };
+
+                //数据变量
+                sampler2D _MainTex;float4 _MainTex_ST;
+                float _Value;
+                float4 _Color;
+
+                //定义顶点着色器的函数名,与上面的 "#pragma vertex vert"相对应 
+                VertexToFragmentData vert (MeshData v)
+                {
+                    VertexToFragmentData o;
+                    // o.vertex = UnityObjectToClipPos(v.vertex);      //函数UnityObjectToClipPos来自"UnityCG.cginc"头文件中 //等价于mul(UNITY_MATRIX_MVP,v.vertex)
+                    o.vertex = UnityObjectToClipPos(v.vertex);
+                    o.worldNormal = mul(v.normal,unity_WorldToObject);
+                    o.uv = v.uv;
+                    return o;
+                }
+
+                struct Data
+                {
+                    float a;
+                    float2 b;
+                    float3 c;
+                    float4 d;
+                };
+
+                #define thq 1
+                //定义片元(像素)着色器的函数名,与上面的 "#pragma fragment frag"相对应 
+                float4 frag (VertexToFragmentData input) : SV_Target
+                {
+                    //采样贴图
+
+                    // Data data = (Data)0;
+                    // data.d = float(1,1,0,0);
+                    // return data.d;
+                    // float value1 = 12;
+                    // float value2 = -100;
+                    // return saturate(value1);
+                    clip(0.5 - input.uv.y);
+
+                    return thq;
+                    float4 final = tex2D(_MainTex, input.uv);
+                    return final;
+                }
+
+            ENDCG
+        }
+    }
+}

1 Shader基础/Basic/ASE_Basic01.mat

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+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: ASE_Basic01
+  m_Shader: {fileID: 4800000, guid: e9bcbae9b529df74f977599b2f4c7d81, type: 3}
+  m_ShaderKeywords: 
+  m_LightmapFlags: 4
+  m_EnableInstancingVariants: 0
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  disabledShaderPasses: []
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs: []
+    m_Floats: []
+    m_Colors: []
+  m_BuildTextureStacks: []

1 Shader基础/Basic/ASE_Basic01.shader

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+// Made with Amplify Shader Editor
+// Available at the Unity Asset Store - http://u3d.as/y3X 
+Shader "New Amplify Shader"
+{
+	Properties
+	{
+
+	}
+
+	SubShader
+	{
+
+
+		Tags { "RenderType"="Opaque" }
+	LOD 100
+
+		CGINCLUDE
+		#pragma target 3.0
+		ENDCG
+		Blend SrcAlpha OneMinusSrcAlpha
+		AlphaToMask Off
+		Cull Back
+		ColorMask RGBA
+		ZWrite On
+		ZTest LEqual
+		Offset 0 , 0
+
+
+
+		Pass
+		{
+			Name "Unlit"
+			Tags { "LightMode"="ForwardBase" }
+			CGPROGRAM
+
+
+
+			#ifndef UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX
+			//only defining to not throw compilation error over Unity 5.5
+			#define UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(input)
+			#endif
+			#pragma vertex vert
+			#pragma fragment frag
+			#pragma multi_compile_instancing
+			#include "UnityCG.cginc"
+
+
+			struct appdata
+			{
+				float4 vertex : POSITION;
+				float4 color : COLOR;
+
+				UNITY_VERTEX_INPUT_INSTANCE_ID
+			};
+
+			struct v2f
+			{
+				float4 vertex : SV_POSITION;
+				#ifdef ASE_NEEDS_FRAG_WORLD_POSITION
+				float3 worldPos : TEXCOORD0;
+				#endif
+
+				UNITY_VERTEX_INPUT_INSTANCE_ID
+				UNITY_VERTEX_OUTPUT_STEREO
+			};
+
+
+
+			v2f vert ( appdata v )
+			{
+				v2f o;
+				UNITY_SETUP_INSTANCE_ID(v);
+				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
+				UNITY_TRANSFER_INSTANCE_ID(v, o);
+
+
+				float3 vertexValue = float3(0, 0, 0);
+				#if ASE_ABSOLUTE_VERTEX_POS
+				vertexValue = v.vertex.xyz;
+				#endif
+				vertexValue = vertexValue;
+				#if ASE_ABSOLUTE_VERTEX_POS
+				v.vertex.xyz = vertexValue;
+				#else
+				v.vertex.xyz += vertexValue;
+				#endif
+				o.vertex = UnityObjectToClipPos(v.vertex);
+
+				#ifdef ASE_NEEDS_FRAG_WORLD_POSITION
+				o.worldPos = mul(unity_ObjectToWorld, v.vertex).xyz;
+				#endif
+				return o;
+			}
+
+			fixed4 frag (v2f i ) : SV_Target
+			{
+				UNITY_SETUP_INSTANCE_ID(i);
+				UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);
+				fixed4 finalColor;
+				#ifdef ASE_NEEDS_FRAG_WORLD_POSITION
+				float3 WorldPosition = i.worldPos;
+				#endif
+				float4 color1 = IsGammaSpace() ? float4(0.8207547,0.1445354,0.1607843,0.4392157) : float4(0.6396053,0.01837561,0.02217388,0.4392157);
+
+
+				finalColor = color1;
+				return finalColor;
+			}
+			ENDCG
+		}
+	}
+	CustomEditor "ASEMaterialInspector"
+
+
+}
+/*ASEBEGIN
+Version=18935
+228;583.3334;1453.333;680.3334;240.0002;267.1667;1;True;True
+Node;AmplifyShaderEditor.ColorNode;1;294,-116.1667;Inherit;False;Constant;_Color0;Color 0;0;0;Create;True;0;0;0;False;0;False;0.8207547,0.1445354,0.1607843,0.4392157;0,0,0,0;True;0;5;COLOR;0;FLOAT;1;FLOAT;2;FLOAT;3;FLOAT;4
+Node;AmplifyShaderEditor.TemplateMultiPassMasterNode;0;634,-107;Float;False;True;-1;2;ASEMaterialInspector;100;1;New Amplify Shader;0770190933193b94aaa3065e307002fa;True;Unlit;0;0;Unlit;2;True;True;2;5;False;-1;10;False;-1;0;1;False;-1;0;False;-1;True;0;False;-1;0;False;-1;False;False;False;False;False;False;False;False;False;True;0;False;-1;False;True;0;False;-1;False;True;True;True;True;True;0;False;-1;False;False;False;False;False;False;False;True;False;255;False;-1;255;False;-1;255;False;-1;7;False;-1;1;False;-1;1;False;-1;1;False;-1;7;False;-1;1;False;-1;1;False;-1;1;False;-1;False;True;1;False;-1;True;3;False;-1;True;True;0;False;-1;0;False;-1;True;1;RenderType=Opaque=RenderType;True;2;False;0;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;False;True;1;LightMode=ForwardBase;False;False;0;;0;0;Standard;1;Vertex Position,InvertActionOnDeselection;1;0;0;1;True;False;;False;0
+WireConnection;0;0;1;0
+ASEEND*/
+//CHKSM=3146D40B593027A217F635FCC7912DBF62C00017

1 Shader基础/BasicShader.mat

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+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: BasicShader
+  m_Shader: {fileID: 4800000, guid: 1471dca92b415c34caf8052592014a7a, type: 3}
+  m_ShaderKeywords: 
+  m_LightmapFlags: 4
+  m_EnableInstancingVariants: 0
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  disabledShaderPasses: []
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs:
+    - _MainTex:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    m_Floats:
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+    m_Colors:
+    - _Color: {r: 1, g: 1, b: 1, a: 0}
+  m_BuildTextureStacks: []