[#36] Fixed cross-include by outsourcing the enum class

Signed-off-by: Tobias Frisch <tfrisch@uni-koblenz.de>

config/Sources.cmake

@@ -32,7 +32,9 @@ set(vkcv_sources
 
 		${vkcv_include}/vkcv/SwapChain.hpp
 		${vkcv_source}/vkcv/SwapChain.cpp
-
+		
+		${vkcv_include}/vkcv/ShaderStage.hpp
+		
 		${vkcv_include}/vkcv/ShaderProgram.hpp
 		${vkcv_source}/vkcv/ShaderProgram.cpp
 

include/vkcv/DescriptorConfig.hpp

 #pragma once
-#include <vkcv/ShaderProgram.hpp>
-#include <vkcv/Handles.hpp>
+
 #include <vulkan/vulkan.hpp>
 
+#include "vkcv/Handles.hpp"
+#include "vkcv/ShaderStage.hpp"
+
 namespace vkcv
 {
     struct DescriptorSet

include/vkcv/ShaderProgram.hpp

@@ -13,20 +13,11 @@
 #include <vulkan/vulkan.hpp>
 #include <spirv_cross.hpp>
 #include "vkcv/VertexLayout.hpp"
+#include "vkcv/ShaderStage.hpp"
 #include "vkcv/DescriptorConfig.hpp"
 
 namespace vkcv {
 
-    enum class ShaderStage
-    {
-        VERTEX,
-        TESS_CONTROL,
-        TESS_EVAL,
-        GEOMETRY,
-        FRAGMENT,
-        COMPUTE
-    };
-
     struct Shader
     {
         std::vector<char> shaderCode;

include/vkcv/ShaderStage.hpp

+#pragma once
+
+namespace vkcv {
+	
+	enum class ShaderStage
+	{
+		VERTEX,
+		TESS_CONTROL,
+		TESS_EVAL,
+		GEOMETRY,
+		FRAGMENT,
+		COMPUTE
+	};
+
+}