add grab pass.

hecomi · Feb 4, 2019 · bd7f6fe · bd7f6fe
1 parent 8af89af
commit bd7f6fe
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Showing 4 changed files with 11 additions and 0 deletions.
diff --git a/Assets/uRaymarching/Editor/Resources/ShaderTemplates/uRaymarching/Forward/Standard.txt b/Assets/uRaymarching/Editor/Resources/ShaderTemplates/uRaymarching/Forward/Standard.txt
@@ -102,6 +102,10 @@ inline void PostEffect(RaymarchInfo ray, inout PostEffectOutput o)
 
 ENDCG
 
+@if UseGrabPass : false
+GrabPass {}
+@endif
+
 Pass
 {
     Tags { "LightMode" = "ForwardBase" }

diff --git a/Assets/uRaymarching/Editor/Resources/ShaderTemplates/uRaymarching/Forward/Unlit.txt b/Assets/uRaymarching/Editor/Resources/ShaderTemplates/uRaymarching/Forward/Unlit.txt
@@ -96,6 +96,10 @@ inline void PostEffect(RaymarchInfo ray, inout PostEffectOutput o)
 
 ENDCG
 
+@if UseGrabPass : false
+GrabPass {}
+@endif
+
 Pass
 {
     Tags { "LightMode" = "ForwardBase" }

diff --git a/Assets/uRaymarching/Shaders/Include/Raymarching.cginc b/Assets/uRaymarching/Shaders/Include/Raymarching.cginc
@@ -50,6 +50,7 @@ inline void InitRaymarchFullScreen(out RaymarchInfo ray, float4 projPos)
 {
     UNITY_INITIALIZE_OUTPUT(RaymarchInfo, ray);
     ray.rayDir = GetCameraDirection(projPos);
+    ray.projPos = projPos;
 #if defined(USING_STEREO_MATRICES)
     float3 cameraPos = unity_StereoWorldSpaceCameraPos[unity_StereoEyeIndex];
     cameraPos += float3(1., 0, 0) * unity_StereoEyeIndex;
@@ -64,6 +65,7 @@ inline void InitRaymarchObject(out RaymarchInfo ray, float4 projPos, float3 worl
 {
     UNITY_INITIALIZE_OUTPUT(RaymarchInfo, ray);
     ray.rayDir = normalize(worldPos - GetCameraPosition());
+    ray.projPos = projPos;
     ray.startPos = worldPos;
     ray.polyNormal = worldNormal;
     ray.maxDistance = GetCameraFarClip();

diff --git a/Assets/uRaymarching/Shaders/Include/Structs.cginc b/Assets/uRaymarching/Shaders/Include/Structs.cginc
@@ -18,6 +18,7 @@ struct RaymarchInfo
     float3 startPos;
     float3 rayDir;
     float3 polyNormal;
+    float4 projPos;
     float minDistance;
     float maxDistance;
     int maxLoop;