[desktop] surface and OGL for desktop build with drape renderer

1 files changed, 49 insertions, 0 deletions

diff --git a/qt/qtoglcontext.cpp b/qt/qtoglcontext.cpp
new file mode 100644
index 0000000000..feee116dc1
--- /dev/null
+++ b/qt/qtoglcontext.cpp
@@ -0,0 +1,49 @@
+#include "qtoglcontext.hpp"
+
+#include "../base/assert.hpp"
+#include "../base/logging.hpp"
+
+#include "../drape/glfunctions.hpp"
+
+QtOGLContext::QtOGLContext(QWindow * surface, QtOGLContext * contextToShareWith)
+{
+  m_isContextCreated = false;
+  m_surface = surface;
+  m_nativeContext = new QOpenGLContext();
+
+  if  (contextToShareWith != NULL)
+    m_nativeContext->setShareContext(contextToShareWith->m_nativeContext);
+
+  m_nativeContext->setFormat(m_surface->requestedFormat());
+  ASSERT(m_surface->isExposed(), ());
+  VERIFY(m_nativeContext->create(), ());
+}
+
+QtOGLContext::~QtOGLContext()
+{
+  delete m_nativeContext;
+}
+
+void QtOGLContext::makeCurrent()
+{
+  ASSERT(m_nativeContext->isValid(), ());
+  m_nativeContext->makeCurrent(m_surface);
+
+#ifdef DEBUG
+  LOG(LDEBUG, ("Current context : ", m_nativeContext));
+  QList<QOpenGLContext *> list = QOpenGLContextGroup::currentContextGroup()->shares();
+  for (int i = 0; i < list.size(); ++i)
+    LOG(LDEBUG, ("Share context : ", list[i]));
+#endif
+}
+
+void QtOGLContext::present()
+{
+  m_nativeContext->makeCurrent(m_surface);
+  m_nativeContext->swapBuffers(m_surface);
+}
+
+void QtOGLContext::setDefaultFramebuffer()
+{
+  GLFunctions::glBindFramebuffer(GL_FRAMEBUFFER, 0);
+}