Use 3d textures for vertex domain warping

1 files changed, 16 insertions, 19 deletions

diff --git a/2ner.cginc b/2ner.cginc
index 7774084..0ef94b5 100644
--- a/2ner.cginc
+++ b/2ner.cginc
@@ -79,6 +79,18 @@ v2f vert(appdata v) {
   shatterWaveVert(v.vertex.xyz, v.normal, v.tangent);

 #endif

 

+#if defined(_VERTEX_DOMAIN_WARPING)

+  float3 basePos = v.vertex.xyz;

+  float t = _Time[0] * _Vertex_Domain_Warping_Speed;

+  for (uint i = 0; i < _Vertex_Domain_Warping_Octaves; i++) {

+    float3 uv = basePos * _Vertex_Domain_Warping_Scale +

+      _Time[0] * _Vertex_Domain_Warping_Speed;

+    float3 noise = _Vertex_Domain_Warping_Noise.SampleLevel(trilinear_repeat_s, uv, 0);

+    basePos += (noise * 2 - 1) * _Vertex_Domain_Warping_Strength;

+  }

+  v.vertex.xyz = basePos;

+#endif

+

 #if defined(OUTLINE_PASS)

   [branch]

   if (!_Outlines_Enabled_Dynamic) {

@@ -99,24 +111,6 @@ v2f vert(appdata v) {
   face_me(v);

 #endif

 

-#if defined(_VERTEX_DOMAIN_WARPING)

-  float3 basePos = v.vertex.xyz;

-  float offset = sin(_Time[0] * _Vertex_Domain_Warping_Speed) *

-      _Vertex_Domain_Warping_Temporal_Strength;

-  v.vertex.xyz = domainWarp3(v.vertex,

-      _Vertex_Domain_Warping_Spatial_Octaves,

-      _Vertex_Domain_Warping_Spatial_Strength,

-      _Vertex_Domain_Warping_Spatial_Scale,

-      offset);

-  float3 tangent_tmp = v.tangent.xyz;

-  domainWarp3Normals(v.normal, tangent_tmp, basePos,

-      _Vertex_Domain_Warping_Spatial_Octaves,

-      _Vertex_Domain_Warping_Spatial_Strength,

-      _Vertex_Domain_Warping_Spatial_Scale,

-      offset);

-  v.tangent.xyz = tangent_tmp;

-#endif

-

 #if defined(_FOCAL_LENGTH_CONTROL)

   [branch]

   if (_Focal_Length_Enabled_Dynamic) {

@@ -170,7 +164,7 @@ v2f vert(appdata v) {
 }

 

 float4 frag(v2f i

-#if defined(_HARNACK_TRACING) || defined(_SHATTER_WAVE)

+#if defined(_HARNACK_TRACING) || defined(_SHATTER_WAVE) || defined(_VERTEX_DOMAIN_WARPING)

   , out float depth : SV_DepthLessEqual

 #endif

 ) : SV_Target {

@@ -187,6 +181,9 @@ float4 frag(v2f i
 

 #if defined(_SHATTER_WAVE)

   shatterWaveFrag(i.normal, i.objPos);

+#endif

+

+#if defined(_SHATTER_WAVE) || defined(_VERTEX_DOMAIN_WARPING)

   {

     float4 clip_pos = mul(UNITY_MATRIX_VP, float4(i.worldPos, 1.0));

     depth = clip_pos.z / clip_pos.w;