Add OpenGLRenderer (WIP)

include/Nazara/OpenGLRenderer/Wrapper/Win32/WGLContext.hpp

@@ -0,0 +1,71 @@
+// 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_WGLCONTEXT_HPP
+#define NAZARA_OPENGLRENDERER_WGLCONTEXT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/DynLib.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/GLContext.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLLoader.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/Win32Helper.hpp>
+#include <string>
+#include <type_traits>
+#include <unordered_set>
+
+#undef WIN32_LEAN_AND_MEAN //< Redefined by OpenGL header (ty Khronos)
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLFunctions.hpp>
+
+namespace Nz::GL
+{
+	class WGLLoader;
+
+	class WGLContext : public GLContext
+	{
+		public:
+			WGLContext(WGLLoader& loader);
+			WGLContext(const WGLContext&) = delete;
+			WGLContext(WGLContext&&) = delete;
+			~WGLContext();
+
+			bool Activate() override;
+
+			bool Create(const ContextParams& params) override;
+			void Destroy();
+
+			void EnableVerticalSync(bool enabled) override;
+
+			void SwapBuffers() override;
+
+			WGLContext& operator=(const WGLContext&) = delete;
+			WGLContext& operator=(WGLContext&&) = delete;
+
+		private:
+			void Desactivate();
+			bool LoadWGLExt();
+			bool SetPixelFormat(const ContextParams& params);
+
+#define NAZARA_OPENGLRENDERER_FUNC(name, sig)
+#define NAZARA_OPENGLRENDERER_EXT_BEGIN(ext)
+#define NAZARA_OPENGLRENDERER_EXT_END()
+#define NAZARA_OPENGLRENDERER_EXT_FUNC(name, sig) sig name = nullptr;
+			NAZARA_OPENGLRENDERER_FOREACH_WGL_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
+
+			std::unordered_set<std::string> m_supportedExtensions;
+			WGLLoader& m_loader;
+			HDC m_deviceContext;
+			HGLRC m_handle;
+			HWNDHandle m_window;
+	};
+}
+
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLContext.inl>
+
+#endif

include/Nazara/OpenGLRenderer/Wrapper/Win32/WGLContext.inl

@@ -0,0 +1,12 @@
+// 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
+
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLContext.hpp>
+#include <Nazara/OpenGLRenderer/Debug.hpp>
+
+namespace Nz::Vk
+{
+}
+
+#include <Nazara/OpenGLRenderer/DebugOff.hpp>

include/Nazara/OpenGLRenderer/Wrapper/Win32/WGLFunctions.hpp

@@ -0,0 +1,48 @@
+// 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_WGLFUNCTIONS_HPP
+#define NAZARA_OPENGLRENDERER_WGLFUNCTIONS_HPP
+
+#include <GLES3/gl3.h>
+#include <GL/wgl.h>
+#include <GL/wglext.h>
+
+#define NAZARA_OPENGLRENDERER_FOREACH_WGL_FUNC(func, extBegin, extEnd, extFunc) \
+	func(wglCreateContext, PFNWGLCREATECONTEXTPROC) \
+	func(wglDeleteContext, PFNWGLDELETECONTEXTPROC) \
+	func(wglGetCurrentContext, PFNWGLGETCURRENTCONTEXTPROC) \
+	func(wglGetProcAddress, PFNWGLGETPROCADDRESSPROC) \
+	func(wglMakeCurrent, PFNWGLMAKECURRENTPROC) \
+	func(wglShareLists, PFNWGLSHARELISTSPROC) \
+	\
+	extBegin(WGL_ARB_create_context) \
+		extFunc(wglCreateContextAttribsARB, PFNWGLCREATECONTEXTATTRIBSARBPROC) \
+	extEnd() \
+	\
+	extBegin(WGL_ARB_pixel_format) \
+		extFunc(wglChoosePixelFormatARB, PFNWGLCHOOSEPIXELFORMATARBPROC) \
+	extEnd() \
+	\
+	extBegin(WGL_EXT_pixel_format) \
+		extFunc(wglChoosePixelFormatEXT, PFNWGLCHOOSEPIXELFORMATEXTPROC) \
+	extEnd() \
+	\
+	extBegin(WGL_ARB_extensions_string) \
+		extFunc(wglGetExtensionsStringARB, PFNWGLGETEXTENSIONSSTRINGARBPROC) \
+	extEnd() \
+	\
+	extBegin(WGL_EXT_extensions_string) \
+		extFunc(wglGetExtensionsStringEXT, PFNWGLGETEXTENSIONSSTRINGEXTPROC) \
+	extEnd() \
+
+#define NAZARA_OPENGLRENDERER_FOREACH_GDI32_FUNC(func) \
+	func(ChoosePixelFormat, PFNCHOOSEPIXELFORMATPROC) \
+	func(DescribePixelFormat, PFNDESCRIBEPIXELFORMATPROC) \
+	func(SetPixelFormat, PFNSETPIXELFORMATPROC) \
+	func(SwapBuffers, PFNSWAPBUFFERSPROC) \
+
+#endif

include/Nazara/OpenGLRenderer/Wrapper/Win32/WGLLoader.hpp

@@ -0,0 +1,49 @@
+// 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_WGLLOADER_HPP
+#define NAZARA_OPENGLRENDERER_WGLLOADER_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/DynLib.hpp>
+#include <Nazara/OpenGLRenderer/Wrapper/Loader.hpp>
+#include <string>
+
+#undef WIN32_LEAN_AND_MEAN //< Redefined by OpenGL header (ty Khronos)
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLFunctions.hpp>
+
+namespace Nz::GL
+{
+	class WGLLoader : public Loader
+	{
+		public:
+			WGLLoader(DynLib& openglLib);
+			~WGLLoader() = default;
+
+			std::unique_ptr<GLContext> CreateContext() override;
+
+			GLFunction LoadFunction(const char* name) 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_GDI32_FUNC(NAZARA_OPENGLRENDERER_FUNC)
+			NAZARA_OPENGLRENDERER_FOREACH_WGL_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
+
+		private:
+			DynLib m_gdi32Lib;
+			DynLib& m_opengl32Lib;
+	};
+}
+
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLLoader.inl>
+
+#endif

include/Nazara/OpenGLRenderer/Wrapper/Win32/WGLLoader.inl

@@ -0,0 +1,12 @@
+// 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
+
+#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLLoader.hpp>
+#include <Nazara/OpenGLRenderer/Debug.hpp>
+
+namespace Nz::Vk
+{
+}
+
+#include <Nazara/OpenGLRenderer/DebugOff.hpp>

include/Nazara/OpenGLRenderer/Wrapper/Win32/Win32Helper.hpp

@@ -0,0 +1,26 @@
+// 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_WIN32HELPER_HPP
+#define NAZARA_OPENGLRENDERER_WIN32HELPER_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <windows.h>
+
+namespace Nz::GL
+{
+	struct WindowDeleter
+	{
+		void operator()(HWND handle) const
+		{
+			DestroyWindow(handle);
+		}
+	};
+
+	using HWNDHandle = std::unique_ptr<std::remove_pointer_t<HWND>, WindowDeleter>;
+}
+
+#endif