From 4e0f92014aee90b2b56a1a3934436cb272a866d2 Mon Sep 17 00:00:00 2001
From: Joshua Goins <josh@redstrate.com>
Date: Mon, 7 Feb 2022 13:07:30 -0500
Subject: [PATCH] Remove obsolete MSL ShaderLanguage option

This is no longer relevant now that Metal is a unsupported GFX backend, the MSL conversion is now handled by MoltenVK
---
 engine/shadercompiler/include/shadercompiler.hpp |  1 -
 engine/shadercompiler/src/shadercompiler.cpp     | 16 ----------------
 2 files changed, 17 deletions(-)

diff --git a/engine/shadercompiler/include/shadercompiler.hpp b/engine/shadercompiler/include/shadercompiler.hpp
index 38b6419..368a2f7 100755
--- a/engine/shadercompiler/include/shadercompiler.hpp
+++ b/engine/shadercompiler/include/shadercompiler.hpp
@@ -18,7 +18,6 @@ enum class ShaderStage {
 /// The shader language that the shader is written in.
 enum class ShaderLanguage {
     GLSL,
-    MSL,
     SPIRV
 };
 
diff --git a/engine/shadercompiler/src/shadercompiler.cpp b/engine/shadercompiler/src/shadercompiler.cpp
index 2abd428..a7eeb9b 100755
--- a/engine/shadercompiler/src/shadercompiler.cpp
+++ b/engine/shadercompiler/src/shadercompiler.cpp
@@ -100,22 +100,6 @@ std::optional<ShaderSource> ShaderCompiler::compile(const ShaderLanguage from_la
     }
     
     switch(to_language) {
-        case ShaderLanguage::MSL:
-        {
-            spirv_cross::CompilerMSL msl(std::move(spirv));
-            
-            spirv_cross::CompilerMSL::Options opts;
-            if(options.is_apple_mobile) {
-                opts.platform = spirv_cross::CompilerMSL::Options::Platform::iOS;
-            } else {
-                opts.platform = spirv_cross::CompilerMSL::Options::Platform::macOS;
-            }
-            opts.enable_decoration_binding = true;
-            
-            msl.set_msl_options(opts);
-            
-            return ShaderSource(msl.compile());
-        }
         case ShaderLanguage::SPIRV:
             return ShaderSource(spirv);
         default: