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OpenGL: Rework contexts

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This commit is contained in:
Lynix
2020-04-19 01:35:19 +02:00
parent 3b24d020e8
commit 0fa095e8f7
10 changed files with 93 additions and 137 deletions
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31
include/Nazara/OpenGLRenderer/Wrapper/Win32/WGLContext.hpp
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@@ -9,8 +9,8 @@
#include <Nazara/Prerequisites.hpp>
#include <Nazara/Core/DynLib.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/GLContext.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/Win32/WGLLoader.hpp>
#include <Nazara/Platform/WindowHandle.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/Context.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/Win32/Win32Helper.hpp>
#include <string>
#include <type_traits>
@@ -23,30 +23,37 @@ namespace Nz::GL
{
class WGLLoader;
class WGLContext : public GLContext
class WGLContext : public Context
{
public:
WGLContext(WGLLoader& loader);
WGLContext(const WGLLoader& loader);
WGLContext(const WGLContext&) = delete;
WGLContext(WGLContext&&) = delete;
~WGLContext();
bool Activate() override;
bool Create(const ContextParams& params) override;
bool Create(const WGLContext* baseContext, const ContextParams& params, const WGLContext* shareContext = nullptr);
bool Create(const WGLContext* baseContext, const ContextParams& params, WindowHandle window, const WGLContext* shareContext = nullptr);
void Destroy();
void EnableVerticalSync(bool enabled) override;
inline bool HasPlatformExtension(const std::string& str) const;
void SwapBuffers() override;
WGLContext& operator=(const WGLContext&) = delete;
WGLContext& operator=(WGLContext&&) = delete;
private:
bool CreateInternal(const WGLContext* baseContext, const ContextParams& params, const WGLContext* shareContext = nullptr);
bool ImplementFallback(const std::string_view& function) override;
void Desactivate();
const Loader& GetLoader() override;
bool LoadWGLExt();
bool SetPixelFormat(const ContextParams& params);
bool SetPixelFormat();
#define NAZARA_OPENGLRENDERER_FUNC(name, sig)
#define NAZARA_OPENGLRENDERER_EXT_BEGIN(ext)
@@ -58,8 +65,16 @@ namespace Nz::GL
#undef NAZARA_OPENGLRENDERER_EXT_FUNC
#undef NAZARA_OPENGLRENDERER_FUNC
std::unordered_set<std::string> m_supportedExtensions;
WGLLoader& m_loader;
struct Fallback
{
using glClearDepthProc = void(*)(double depth);
glClearDepthProc glClearDepth;
};
Fallback fallbacks; //< m_ omitted
std::unordered_set<std::string> m_supportedPlatformExtensions;
const WGLLoader& m_loader;
HDC m_deviceContext;
HGLRC m_handle;
HWNDHandle m_window;