Lots of fixes

ExampleMaterials/RainbowTrail.mat → ExampleMaterials/Marker.mat

@@ -7,13 +7,13 @@ Material:
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_Name: RainbowTrail
-  m_Shader: {fileID: 10755, guid: 0000000000000000f000000000000000, type: 0}
-  m_ShaderKeywords: 
+  m_Name: Marker
+  m_Shader: {fileID: 4800000, guid: 62fedb3dd4a69b4429fc3b7e2031dfa9, type: 3}
+  m_ShaderKeywords: _MODE_RAINBOW
   m_LightmapFlags: 0
   m_EnableInstancingVariants: 0
   m_DoubleSidedGI: 0
-  m_CustomRenderQueue: -1
+  m_CustomRenderQueue: 2000
   stringTagMap: {}
   disabledShaderPasses: []
   m_SavedProperties:
@@ -68,7 +68,7 @@ Material:
     - _Glossiness: 0.5
     - _GlossyReflections: 1
     - _Metallic: 0
-    - _Mode: 0
+    - _Mode: 2
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _SmoothnessTextureChannel: 0
@@ -78,7 +78,7 @@ Material:
     - _ZWrite: 1
     - __dirty: 0
     m_Colors:
-    - _Color: {r: 1, g: 1, b: 1, a: 1}
+    - _Color: {r: 1, g: 0, b: 0, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
     - _From: {r: 0, g: 0, b: 0, a: 0}
     - _To: {r: 0, g: 0, b: 0, a: 0}

ExampleMaterials/Marker.shader

@@ -0,0 +1,98 @@
+Shader "Skuld/Skuld's Marker"
+{
+    Properties
+    {
+		[HDR]_Color("Color",Color) = (.5,0,1,1)
+		[KeywordEnum(TrailColor,SolidColor,Rainbow)] _Mode("Mode:", Int) = 2
+    }
+    SubShader
+    {
+        Tags { "RenderType"="Opaque" }
+        LOD 100
+		cull Off
+
+        Pass
+        {
+            CGPROGRAM	
+			#include "UnityCG.cginc"
+			#include "UnityLightingCommon.cginc"
+			#include "AutoLight.cginc"
+			#include "UnityPBSLighting.cginc"
+
+			#pragma target 3.5
+            #pragma vertex vert
+            #pragma fragment frag
+            // make fog work
+            #pragma multi_compile
+
+            #include "UnityCG.cginc"
+			float4 _Color;
+			int _Mode;
+			sampler2D _MainTex;
+
+
+            struct appdata
+            {
+                float2 uv : TEXCOORD0;
+				float4 vertex : POSITION;
+				float4 color : COLOR;
+			};
+
+            struct v2f
+            {
+                float2 uv : TEXCOORD0;
+                float4 vertex : SV_POSITION;
+				float3 color : VCOLOR;
+			};
+
+            v2f vert (appdata v)
+            {
+                v2f o;
+                o.vertex = UnityObjectToClipPos(v.vertex);
+				o.uv = v.uv;
+				o.color = v.color;
+                return o;
+            }
+
+			float3 shiftColor(float3 inColor, float shift)
+			{
+				float r = shift * 0.01745329251994329576923690768489;
+				float u = cos(r);
+				float w = sin(r);
+				float3 ret;
+				ret.r = (.299 + .701 * u + .168 * w)*inColor.r
+					+ (.587 - .587 * u + .330 * w)*inColor.g
+					+ (.114 - .114 * u - .497 * w)*inColor.b;
+				ret.g = (.299 - .299 * u - .328 * w)*inColor.r
+					+ (.587 + .413 * u + .035 * w)*inColor.g
+					+ (.114 - .114 * u + .292 * w)*inColor.b;
+				ret.b = (.299 - .3 * u + 1.25 * w)*inColor.r
+					+ (.587 - .588 * u - 1.05 * w)*inColor.g
+					+ (.114 + .886 * u - .203 * w)*inColor.b;
+				return ret;
+			}
+
+            float4 frag (v2f i) : SV_Target
+            {
+                // sample the texture
+				float4 col = _Color;
+				switch (_Mode) {
+					case 0:
+						col.rgb = i.color;
+						break;
+					case 1:
+						col = _Color;
+						break;
+					case 2:
+						col.rgb = float3(1, 0, 0);
+						float n = (i.uv.x * 2000.0f) + (_Time.z * 25.0f);
+						col.rgb = shiftColor(col.rgb, n);
+						break;
+				}
+
+                return col;
+            }
+            ENDCG
+        }
+    }
+}