From 97ed3dcf71515e19fd9006a897dec8833e1791d0 Mon Sep 17 00:00:00 2001
From: clayjohn <claynjohn@gmail.com>
Date: Mon, 30 Jan 2023 09:04:34 -0800
Subject: Add a shader error when trying to using hint_normal_roughness_texture
 in the gl_compatibility renderer

---
 servers/rendering/shader_language.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'servers/rendering')

diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp
index 7a4ac709f4..11a9303f11 100644
--- a/servers/rendering/shader_language.cpp
+++ b/servers/rendering/shader_language.cpp
@@ -8759,6 +8759,10 @@ Error ShaderLanguage::_parse_shader(const HashMap<StringName, FunctionInfo> &p_f
 									new_hint = ShaderNode::Uniform::HINT_NORMAL_ROUGHNESS_TEXTURE;
 									--texture_uniforms;
 									--texture_binding;
+									if (OS::get_singleton()->get_current_rendering_method() == "gl_compatibility") {
+										_set_error(RTR("'hint_normal_roughness_texture is not supported in gl_compatibility shaders."));
+										return ERR_PARSE_ERROR;
+									}
 								} break;
 								case TK_HINT_DEPTH_TEXTURE: {
 									new_hint = ShaderNode::Uniform::HINT_DEPTH_TEXTURE;
-- 
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