Initial Commit

Assets/Oculus/Interaction/Samples/Shaders/StencilWriter.shader

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+/************************************************************************************
+Copyright : Copyright (c) Facebook Technologies, LLC and its affiliates. All rights reserved.
+
+Your use of this SDK or tool is subject to the Oculus SDK License Agreement, available at
+https://developer.oculus.com/licenses/oculussdk/
+
+Unless required by applicable law or agreed to in writing, the Utilities SDK distributed
+under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
+ANY KIND, either express or implied. See the License for the specific language governing
+permissions and limitations under the License.
+************************************************************************************/
+
+Shader "Oculus/Interaction/StencilWriter"
+{
+	Properties
+	{
+		[IntRange] _StencilRef("Stencil Reference Value", Range(0,255)) = 0
+	}
+
+	SubShader{
+
+		Tags {"Queue" = "Geometry+501"} // stuck way up here so that it sorts with transparent objects
+
+		ZWrite Off
+
+		ColorMask 0 // Don't write to any colour channels
+		Stencil
+		{
+			Ref[_StencilRef]
+			Comp Always
+			Pass Replace
+		}
+
+		Pass
+		{
+			CGPROGRAM
+
+			#pragma vertex vert
+			#pragma fragment frag
+
+			#include "UnityCG.cginc"
+
+			struct VertexInput
+			{
+				half4 vertex : POSITION;
+				UNITY_VERTEX_INPUT_INSTANCE_ID
+			};
+
+			struct VertexOutput
+			{
+				half4 pos : SV_POSITION;
+				UNITY_VERTEX_INPUT_INSTANCE_ID
+				UNITY_VERTEX_OUTPUT_STEREO
+			};
+
+			VertexOutput vert(VertexInput v)
+			{
+				VertexOutput o;
+				UNITY_SETUP_INSTANCE_ID(v);
+				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
+				UNITY_TRANSFER_INSTANCE_ID(v, o);
+
+				o.pos = UnityObjectToClipPos(v.vertex);
+				return o;
+			}
+
+			half4 frag(VertexOutput i) : COLOR
+			{
+				UNITY_SETUP_INSTANCE_ID(i);
+				UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);
+				return 0;
+			}
+
+			ENDCG
+		}
+	}
+}