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73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
#if !defined(GLES_COMPATIBILITY)
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#include "GSH_OpenGLQt.h"
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#endif
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#include <QSurface>
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#include <QWindow>
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#include <QOpenGLContext>
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#if defined(GLES_COMPATIBILITY)
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#include "GSH_OpenGLQt.h"
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#endif
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#ifdef __APPLE__
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#include <CoreFoundation/CoreFoundation.h>
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#endif
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CGSH_OpenGLQt::CGSH_OpenGLQt(QSurface* renderSurface)
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: m_renderSurface(renderSurface)
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{
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}
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CGSH_OpenGL::FactoryFunction CGSH_OpenGLQt::GetFactoryFunction(QSurface* renderSurface)
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{
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return [renderSurface]() { return new CGSH_OpenGLQt(renderSurface); };
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}
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void CGSH_OpenGLQt::InitializeImpl()
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{
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#ifdef __APPLE__
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//When building against macOS SDK 10.15+ and running on macOS 10.15+, the system will trigger an assert because we
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//are not using NSOpenGLContext on the main thread. Disable this assert since it doesn't cause any problem if we do.
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CFPreferencesSetAppValue(CFSTR("NSOpenGLContextSuppressThreadAssertions"), kCFBooleanTrue, kCFPreferencesCurrentApplication);
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#endif
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m_context = new QOpenGLContext();
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m_context->setFormat(m_renderSurface->format());
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bool succeeded = m_context->create();
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Q_ASSERT(succeeded);
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succeeded = m_context->makeCurrent(m_renderSurface);
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Q_ASSERT(succeeded);
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#ifdef USE_GLEW
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glewExperimental = GL_TRUE;
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auto result = glewInit();
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Q_ASSERT(result == GLEW_OK);
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#endif
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CGSH_OpenGL::InitializeImpl();
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}
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void CGSH_OpenGLQt::ReleaseImpl()
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{
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CGSH_OpenGL::ReleaseImpl();
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delete m_context;
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}
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void CGSH_OpenGLQt::PresentBackbuffer()
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{
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bool swapBuffer = true;
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if(m_renderSurface->surfaceClass() == QSurface::Window)
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{
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swapBuffer = static_cast<QWindow*>(m_renderSurface)->isExposed();
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}
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if(swapBuffer)
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{
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m_context->swapBuffers(m_renderSurface);
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m_context->makeCurrent(m_renderSurface);
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}
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}
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