Final Lab 11 Pull Request

Lab 11/Assets/Shaders/RimShader.shader

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+// RimShader.shader
+Shader "Custom/RimShader"
+{
+	Properties //Properties block that the user can adjust
+	{		   //Interfaces with Unity Inspector
+		_Color("Color",Color) = (1.0, 1.0, 1.0, 1.0)
+		_SpecColor("Specular Color", Color) = (1,1,1,1)
+		_Shininess("Shininess", Float) = 10
+		_RimColor("Rim Color", Color) = (1,1,1,1)
+		_RimPower("Rim Power",Range(0.1,10)) = 3.0
+	}
+	SubShader
+	{
+		Pass
+		{
+			Tags{ "LightMode" = "ForwardBase" }
+
+			CGPROGRAM
+			#pragma vertex vertexProgram
+			#pragma fragment fragmentProgram
+
+			//user defined variables
+			uniform float4 _Color;
+			uniform float4 _SpecColor;
+			uniform float _Shininess;
+			uniform float4 _RimColor;
+			uniform float _RimPower;
+
+			//Unity defined Variables
+			uniform float4 _LightColor0;
+
+			struct vertexInput
+			{
+				float4 vertex : POSITION;
+				float3 normal : NORMAL;
+			};
+
+			struct vertexOutput
+			{
+				float4 pos : SV_POSITION;
+				float4 posWorld : TEXCOORD0;
+				float3 normalDir : TEXCOORD1;
+			};
+
+			vertexOutput vertexProgram(vertexInput input)
+			{
+				vertexOutput output;
+
+				output.posWorld = mul(_Object2World, input.vertex);
+				output.normalDir = normalize(float3(mul(float4(input.normal, 0.0), _World2Object).xyz));
+				output.pos = mul(UNITY_MATRIX_MVP, input.vertex);
+
+
+				return output;
+			}
+
+			float4 fragmentProgram(vertexOutput input) : COLOR
+			{
+				float3 normalDirection = normalize(input.normalDir);
+				float3 viewDirection = normalize(_WorldSpaceCameraPos.xyz - float3(input.posWorld.xyz));
+
+				float3 lightDirection;
+				float attenuation = 1.0;
+				lightDirection = normalize(float3(_WorldSpaceLightPos0.xyz));
+
+				//Lighting
+				float3 ambientLight = UNITY_LIGHTMODEL_AMBIENT.rgb;
+
+				//Lighting - Diffuse
+				//This is one line or multiple lines. If you prefer it one-line, delete the uncommented lines. 
+				//If you prefer it multiple lines, delete the commented lines
+				//~~~~~~~~~~~~~~~ ONE-LINE ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				//float3 diffuseLighting = attenuation * float3(_LightColor0.rgb) * max(0.0, dot(normalDirection, lightDirection));
+
+				//~~~~~~~~~~~~~~~ MULTIPLE LINES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				float3 diffuseLighting = dot(normalDirection, lightDirection);
+				diffuseLighting = max(0.0, diffuseLighting);
+				diffuseLighting = float3(_LightColor0.rgb) * diffuseLighting;
+				diffuseLighting = attenuation * diffuseLighting;
+
+				//Lighting - Specular
+				//This is one line or multiple lines. If you prefer it one-line, delete the uncommented lines. 
+				//If you prefer it multiple lines, delete the commented lines
+				//~~~~~~~~~~~~~~~ ONE-LINE ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				//float3 specularLighting = max(0.0, dot(normalDirection, lightDirection)) * attenuation * float3(_LightColor0.rgb) * float3(_SpecColor.rgb) * pow(max(0.0, dot(reflect(-lightDirection, normalDirection), viewDirection)), _Shininess);
+
+				//~~~~~~~~~~~~~~~ MULTIPLE LINES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				float3 specularLighting = reflect(-lightDirection, normalDirection);
+				specularLighting = dot(specularLighting, viewDirection);
+				specularLighting = max(0.0, specularLighting);
+				specularLighting = pow(specularLighting, _Shininess);
+
+				//This controls the colouring of the specular light,
+				//As well as stopping it from going to the backside of the object
+				//AND adding the specular lighting falloff.
+				float3 specularColouring = dot(normalDirection, lightDirection);
+				specularColouring = max(0.0, specularColouring);
+				specularColouring = attenuation * specularColouring;
+				specularColouring = float3(_SpecColor.rgb) * specularColouring;
+
+				specularLighting = specularColouring * specularLighting;
+
+				//Rim Lighting
+				float3 actualRim = 1 - saturate(dot(normalize(viewDirection), normalDirection));
+				float3 rimLighting = attenuation * _LightColor0.rgb * _RimColor * 
+				    saturate(dot(normalDirection, lightDirection)) * pow(actualRim, _RimPower);
+
+				//Final Lighting
+				float3 finalLight = rimLighting;
+
+				//Test Lighting
+
+				return float4(finalLight, 1.0);
+			}
+
+			ENDCG
+		}
+	}
+}

Lab 11/Assets/Shaders/RimShader1.shader

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+// RimShader1.shader
+Shader "Custom/RimShader1"
+{
+	Properties //Properties block that the user can adjust
+	{		   //Interfaces with Unity Inspector
+		_Color("Color",Color) = (1.0, 1.0, 1.0, 1.0)
+		_SpecColor("Specular Color", Color) = (1,1,1,1)
+		_Shininess("Shininess", Float) = 10
+		_RimColor("Rim Color", Color) = (1,1,1,1)
+		_RimPower("Rim Power",Range(0.1,10)) = 3.0
+	}
+	SubShader
+	{
+		Pass
+		{
+			Tags{ "LightMode" = "ForwardBase" }
+
+			CGPROGRAM
+			#pragma vertex vertexProgram
+			#pragma fragment fragmentProgram
+
+			//user defined variables
+			uniform float4 _Color;
+			uniform float4 _SpecColor;
+			uniform float _Shininess;
+			uniform float4 _RimColor;
+			uniform float _RimPower;
+
+			//Unity defined Variables
+			uniform float4 _LightColor0;
+
+			struct vertexInput
+			{
+				float4 vertex : POSITION;
+				float3 normal : NORMAL;
+			};
+
+			struct vertexOutput
+			{
+				float4 pos : SV_POSITION;
+				float4 posWorld : TEXCOORD0;
+				float3 normalDir : TEXCOORD1;
+			};
+
+			vertexOutput vertexProgram(vertexInput input)
+			{
+				vertexOutput output;
+
+				output.posWorld = mul(_Object2World, input.vertex);
+				output.normalDir = normalize(float3(mul(float4(input.normal, 0.0), _World2Object).xyz));
+				output.pos = mul(UNITY_MATRIX_MVP, input.vertex);
+
+
+				return output;
+			}
+
+			float4 fragmentProgram(vertexOutput input) : COLOR
+			{
+				float3 normalDirection = normalize(input.normalDir);
+				float3 viewDirection = normalize(_WorldSpaceCameraPos.xyz - float3(input.posWorld.xyz));
+
+				float3 lightDirection;
+				float attenuation = 1.0;
+				lightDirection = normalize(float3(_WorldSpaceLightPos0.xyz));
+
+				//Lighting
+				float3 ambientLight = UNITY_LIGHTMODEL_AMBIENT.rgb;
+
+				//Lighting - Diffuse
+				//This is one line or multiple lines. If you prefer it one-line, delete the uncommented lines. 
+				//If you prefer it multiple lines, delete the commented lines
+				//~~~~~~~~~~~~~~~ ONE-LINE ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				//float3 diffuseLighting = attenuation * float3(_LightColor0.rgb) * max(0.0, dot(normalDirection, lightDirection));
+
+				//~~~~~~~~~~~~~~~ MULTIPLE LINES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				float3 diffuseLighting = dot(normalDirection, lightDirection);
+				diffuseLighting = max(0.0, diffuseLighting);
+				diffuseLighting = float3(_LightColor0.rgb) * diffuseLighting;
+				diffuseLighting = attenuation * diffuseLighting;
+
+				//Lighting - Specular
+				//This is one line or multiple lines. If you prefer it one-line, delete the uncommented lines. 
+				//If you prefer it multiple lines, delete the commented lines
+				//~~~~~~~~~~~~~~~ ONE-LINE ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				//float3 specularLighting = max(0.0, dot(normalDirection, lightDirection)) * attenuation * float3(_LightColor0.rgb) * float3(_SpecColor.rgb) * pow(max(0.0, dot(reflect(-lightDirection, normalDirection), viewDirection)), _Shininess);
+
+				//~~~~~~~~~~~~~~~ MULTIPLE LINES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+				float3 specularLighting = reflect(-lightDirection, normalDirection);
+				specularLighting = dot(specularLighting, viewDirection);
+				specularLighting = max(0.0, specularLighting);
+				specularLighting = pow(specularLighting, _Shininess);
+
+				//This controls the colouring of the specular light,
+				//As well as stopping it from going to the backside of the object
+				//AND adding the specular lighting falloff.
+				float3 specularColouring = dot(normalDirection, lightDirection);
+				specularColouring = max(0.0, specularColouring);
+				specularColouring = attenuation * specularColouring;
+				specularColouring = float3(_SpecColor.rgb) * specularColouring;
+
+				specularLighting = specularColouring * specularLighting;
+
+				//Rim Lighting
+				float3 actualRim = 1 - saturate(dot(normalize(viewDirection), normalDirection));
+				float3 rimLighting = attenuation * _LightColor0.rgb * _RimColor * 
+				    saturate(dot(normalDirection, lightDirection)) * pow(actualRim, _RimPower);
+
+				//Final Lighting
+				float3 finalLight = (rimLighting + ambientLight + diffuseLighting + specularLighting) * float3(_Color.rgb);
+
+				//Test Lighting
+
+				return float4(finalLight, 1.0);
+			}
+
+			ENDCG
+		}
+	}
+}

Lab 11/ProjectSettings/ProjectVersion.txt

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+m_EditorVersion: 5.1.2f1
+m_StandardAssetsVersion: 0