From e02e844f511528a0ff5d57ebbe35d129ae3fae69 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20Foucault?= <fclem>
Date: Fri, 2 Sep 2022 18:20:24 +0200
Subject: Fix T100163: Eevee: Regression: Displacement maps affected by
 rotation

This was an oversight as the matrix multiplication present in original
code was reversed.

Reviewed By: jbakker

Differential Revision: https://developer.blender.org/D15858
---
 .../blender/gpu/shaders/material/gpu_shader_material_displacement.glsl  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'source/blender')

diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_displacement.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_displacement.glsl
index cdcdbe50917..52b4edf665f 100644
--- a/source/blender/gpu/shaders/material/gpu_shader_material_displacement.glsl
+++ b/source/blender/gpu/shaders/material/gpu_shader_material_displacement.glsl
@@ -1,6 +1,6 @@
 void node_displacement_object(float height, float midlevel, float scale, vec3 N, out vec3 result)
 {
-  N = transform_direction(ModelMatrix, N);
+  N = transform_direction(ModelMatrixInverse, N);
   result = (height - midlevel) * scale * normalize(N);
   /* Apply object scale and orientation. */
   result = transform_direction(ModelMatrix, result);
-- 
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