From eba91b479fb6476fed06b13906d7805f43f879b6 Mon Sep 17 00:00:00 2001
From: yum <yum.food.vr@gmail.com>
Date: Tue, 29 Jul 2025 14:13:09 -0700
Subject: Add "gradient xz normals" feature

Take in the gradient of a 2D heightmap (y is up) in one or more channels, sum
them up, then convert to normal.
---
 globals.cginc | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'globals.cginc')

diff --git a/globals.cginc b/globals.cginc
index 0017758..110ad98 100644
--- a/globals.cginc
+++ b/globals.cginc
@@ -333,6 +333,39 @@ DECLARE_DECAL_VARIABLES(6)
 DECLARE_DECAL_VARIABLES(7)
 #endif
 
+#if defined(_XZ_GRADIENT_NORMALS_0)
+texture2D _XZ_Gradient_Normals_0;
+float4 _XZ_Gradient_Normals_0_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_1)
+texture2D _XZ_Gradient_Normals_1;
+float4 _XZ_Gradient_Normals_1_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_2)
+texture2D _XZ_Gradient_Normals_2;
+float4 _XZ_Gradient_Normals_2_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_3)
+texture2D _XZ_Gradient_Normals_3;
+float4 _XZ_Gradient_Normals_3_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_4)
+texture2D _XZ_Gradient_Normals_4;
+float4 _XZ_Gradient_Normals_4_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_5)
+texture2D _XZ_Gradient_Normals_5;
+float4 _XZ_Gradient_Normals_5_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_6)
+texture2D _XZ_Gradient_Normals_6;
+float4 _XZ_Gradient_Normals_6_ST;
+#endif
+#if defined(_XZ_GRADIENT_NORMALS_7)
+texture2D _XZ_Gradient_Normals_7;
+float4 _XZ_Gradient_Normals_7_ST;
+#endif
+
 #if defined(_VERTEX_DOMAIN_WARPING)
 texture3D _Vertex_Domain_Warping_Noise;
 float _Vertex_Domain_Warping_Strength;
-- 
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