obs-StreamFX/source/gfx/gfx-opengl.cpp

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// AUTOGENERATED COPYRIGHT HEADER START
// Copyright (C) 2021-2023 Michael Fabian 'Xaymar' Dirks <info@xaymar.com>
// AUTOGENERATED COPYRIGHT HEADER END
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#include "gfx-opengl.hpp"
#include "plugin.hpp"
#include "util/util-logging.hpp"
#include "warning-disable.hpp"
#include <mutex>
#include "warning-enable.hpp"
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// OpenGL
#include "warning-disable.hpp"
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#include "glad/gl.h"
#ifdef D_PLATFORM_WINDOWS
#include "glad/wgl.h"
#endif
#ifdef D_PLATFORM_LINUX
#include "glad/glx.h"
#endif
#include "warning-enable.hpp"
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#ifdef _DEBUG
#define ST_PREFIX "<%s> "
#define D_LOG_ERROR(x, ...) P_LOG_ERROR(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#define D_LOG_WARNING(x, ...) P_LOG_WARN(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#define D_LOG_INFO(x, ...) P_LOG_INFO(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#define D_LOG_DEBUG(x, ...) P_LOG_DEBUG(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
#else
#define ST_PREFIX "<gfx::opengl> "
#define D_LOG_ERROR(...) P_LOG_ERROR(ST_PREFIX __VA_ARGS__)
#define D_LOG_WARNING(...) P_LOG_WARN(ST_PREFIX __VA_ARGS__)
#define D_LOG_INFO(...) P_LOG_INFO(ST_PREFIX __VA_ARGS__)
#define D_LOG_DEBUG(...) P_LOG_DEBUG(ST_PREFIX __VA_ARGS__)
#endif
std::shared_ptr<streamfx::gfx::opengl> streamfx::gfx::opengl::get()
{
static std::weak_ptr<streamfx::gfx::opengl> instance;
static std::mutex lock;
std::unique_lock<std::mutex> ul(lock);
if (instance.expired()) {
auto hard_instance = std::shared_ptr<streamfx::gfx::opengl>(new streamfx::gfx::opengl());
instance = hard_instance;
return hard_instance;
}
return instance.lock();
}
streamfx::gfx::opengl::opengl()
{
int version = gladLoaderLoadGL();
#ifdef D_PLATFORM_WINDOWS
// ToDo: Figure out the HDC for which we need to load.
//gladLoaderLoadWGL();
#endif
#ifdef D_PLATFORM_LINUX
//gladLoaderLoadGLX();
#endif // D_PLATFORM_LINUX
D_LOG_INFO("Version %d.%d initialized.", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
}
streamfx::gfx::opengl::~opengl()
{
gladLoaderUnloadGL();
#ifdef D_PLATFORM_WINDOWS
// Does not appear to exist.
//gladLoaderUnloadWGL();
#endif
#ifdef D_PLATFORM_LINUX
//gladLoaderUnloadGLX();
#endif
D_LOG_INFO("Finalized.", "");
}