pcsx2/common/GL/ContextEGLWayland.cpp

106 lines
3.3 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2021 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include "common/PrecompiledHeader.h"
#include "common/Console.h"
#include "ContextEGLWayland.h"
#include <dlfcn.h>
namespace GL
{
static const char* WAYLAND_EGL_MODNAME = "libwayland-egl.so.1";
ContextEGLWayland::ContextEGLWayland(const WindowInfo& wi)
: ContextEGL(wi)
{
}
ContextEGLWayland::~ContextEGLWayland()
{
if (m_wl_window)
m_wl_egl_window_destroy(m_wl_window);
if (m_wl_module)
dlclose(m_wl_module);
}
std::unique_ptr<Context> ContextEGLWayland::Create(const WindowInfo& wi, const Version* versions_to_try,
size_t num_versions_to_try)
{
std::unique_ptr<ContextEGLWayland> context = std::make_unique<ContextEGLWayland>(wi);
if (!context->LoadModule() || !context->Initialize(versions_to_try, num_versions_to_try))
return nullptr;
return context;
}
std::unique_ptr<Context> ContextEGLWayland::CreateSharedContext(const WindowInfo& wi)
{
std::unique_ptr<ContextEGLWayland> context = std::make_unique<ContextEGLWayland>(wi);
context->m_display = m_display;
if (!context->LoadModule() || !context->CreateContextAndSurface(m_version, m_context, false))
return nullptr;
return context;
}
void ContextEGLWayland::ResizeSurface(u32 new_surface_width, u32 new_surface_height)
{
if (m_wl_window)
m_wl_egl_window_resize(m_wl_window, new_surface_width, new_surface_height, 0, 0);
ContextEGL::ResizeSurface(new_surface_width, new_surface_height);
}
EGLNativeWindowType ContextEGLWayland::GetNativeWindow(EGLConfig config)
{
if (m_wl_window)
{
m_wl_egl_window_destroy(m_wl_window);
m_wl_window = nullptr;
}
m_wl_window =
m_wl_egl_window_create(static_cast<wl_surface*>(m_wi.window_handle), m_wi.surface_width, m_wi.surface_height);
if (!m_wl_window)
return {};
return reinterpret_cast<EGLNativeWindowType>(m_wl_window);
}
bool ContextEGLWayland::LoadModule()
{
m_wl_module = dlopen(WAYLAND_EGL_MODNAME, RTLD_NOW | RTLD_GLOBAL);
if (!m_wl_module)
{
Console.Error("Failed to load %s.", WAYLAND_EGL_MODNAME);
return false;
}
m_wl_egl_window_create = reinterpret_cast<decltype(m_wl_egl_window_create)>(dlsym(m_wl_module, "wl_egl_window_create"));
m_wl_egl_window_destroy = reinterpret_cast<decltype(m_wl_egl_window_destroy)>(dlsym(m_wl_module, "wl_egl_window_destroy"));
m_wl_egl_window_resize = reinterpret_cast<decltype(m_wl_egl_window_resize)>(dlsym(m_wl_module, "wl_egl_window_resize"));
if (!m_wl_egl_window_create || !m_wl_egl_window_destroy || !m_wl_egl_window_resize)
{
Console.Error("Failed to load one or more functions from %s.", WAYLAND_EGL_MODNAME);
return false;
}
return true;
}
} // namespace GL