From e1aba1364b9899e5516ad1238f4cc3549163f31f Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Wed, 25 May 2022 10:36:43 +0100
Subject: [PATCH] Disable the 'no shaders defined' error for now

Until we have a way to mark techqniues as permanently disabled,
remove this check, since it generates false positives. Especially,
see model-combined technnique n=9.
---
 simgear/scene/material/Effect.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/simgear/scene/material/Effect.cxx b/simgear/scene/material/Effect.cxx
index afd72280..78fa21fe 100644
--- a/simgear/scene/material/Effect.cxx
+++ b/simgear/scene/material/Effect.cxx
@@ -998,12 +998,16 @@ void ShaderProgramBuilder::buildAttribute(Effect* effect, Pass* pass,
         }
     }
 
+    // disabling this check because some effects have disabled technqiues
+    // with no shaders defined, intentionally.
+#if 0
     if (sgprogram->getNumShaders() == 0) {
         simgear::reportFailure(simgear::LoadFailure::BadData,
                                simgear::ErrorCode::LoadEffectsShaders,
                                "No shader source code defined for effect",
                                effect->filePath());
     }
+#endif
 
     for (const auto& key : prgKey.attributes) {
         program->addBindAttribLocation(key.first, key.second);