From b0d9b6f6df230dce727200cb9909da7638d6caba Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Cl=C3=A9ment=20Foucault?= Date: Mon, 5 Sep 2022 09:10:27 +0200 Subject: Fix T100788 Regression: EEVEE wrong normal map on backfaces This was caused by rB07cf3ce92fa2. It was missing a sign flip. --- source/blender/draw/engines/eevee_next/shaders/eevee_surf_lib.glsl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'source/blender/draw/engines/eevee_next') diff --git a/source/blender/draw/engines/eevee_next/shaders/eevee_surf_lib.glsl b/source/blender/draw/engines/eevee_next/shaders/eevee_surf_lib.glsl index 18e748596d5..6c1fc818f41 100644 --- a/source/blender/draw/engines/eevee_next/shaders/eevee_surf_lib.glsl +++ b/source/blender/draw/engines/eevee_next/shaders/eevee_surf_lib.glsl @@ -60,7 +60,7 @@ void init_globals_curves() void init_globals_gpencil() { /* Undo backface flip as the gpencil normal is already pointing towards the camera. */ - g_data.N = interp.N; + g_data.N = g_data.Ni = interp.N; } void init_globals() @@ -82,6 +82,7 @@ void init_globals() #ifdef GPU_FRAGMENT_SHADER g_data.N = (FrontFacing) ? g_data.N : -g_data.N; + g_data.Ni = (FrontFacing) ? g_data.Ni : -g_data.Ni; g_data.Ng = safe_normalize(cross(dFdx(g_data.P), dFdy(g_data.P))); #endif -- cgit v1.2.3