Add basic EGL support

include/Nazara/OpenGLRenderer/Wrapper/EGL/EGLLoader.hpp

@@ -0,0 +1,50 @@
+// Copyright (C) 2020 Jérôme Leclercq
+// This file is part of the "Nazara Engine - OpenGL Renderer"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_OPENGLRENDERER_EGLLOADER_HPP
+#define NAZARA_OPENGLRENDERER_EGLLOADER_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/DynLib.hpp>
+#include <Nazara/OpenGLRenderer/Config.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/Loader.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/EGL/EGLContextBase.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/EGL/EGLFunctions.hpp>
+#include <string>
+
+namespace Nz::GL
+{
+	class NAZARA_OPENGLRENDERER_API EGLLoader : public Loader
+	{
+		public:
+			EGLLoader(DynLib& openglLib);
+			~EGLLoader() = default;
+
+			std::unique_ptr<Context> CreateContext(const OpenGLDevice* device, const ContextParams& params, Context* shareContext) const override;
+			std::unique_ptr<Context> CreateContext(const OpenGLDevice* device, const ContextParams& params, WindowHandle handle, Context* shareContext) const override;
+
+			GLFunction LoadFunction(const char* name) const override;
+
+#define NAZARA_OPENGLRENDERER_FUNC(name, sig) sig name = nullptr;
+#define NAZARA_OPENGLRENDERER_EXT_BEGIN(ext)
+#define NAZARA_OPENGLRENDERER_EXT_END()
+#define NAZARA_OPENGLRENDERER_EXT_FUNC(name, sig)
+			NAZARA_OPENGLRENDERER_FOREACH_EGL_FUNC(NAZARA_OPENGLRENDERER_FUNC, NAZARA_OPENGLRENDERER_EXT_BEGIN, NAZARA_OPENGLRENDERER_EXT_END, NAZARA_OPENGLRENDERER_EXT_FUNC)
+#undef NAZARA_OPENGLRENDERER_EXT_BEGIN
+#undef NAZARA_OPENGLRENDERER_EXT_END
+#undef NAZARA_OPENGLRENDERER_EXT_FUNC
+#undef NAZARA_OPENGLRENDERER_FUNC
+
+			static const char* TranslateError(EGLint errorId);
+
+		private:
+			DynLib m_eglLib;
+	};
+}
+
+#include <Nazara/OpenGLRenderer/Wrapper/EGL/EGLLoader.inl>
+
+#endif