Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)

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drape/graphics_context_factory.cpp

@@ -0,0 +1,52 @@
+#include "drape/graphics_context_factory.hpp"
+
+namespace dp
+{
+ThreadSafeFactory::ThreadSafeFactory(GraphicsContextFactory * factory, bool enableSharing)
+  : m_factory(factory)
+  , m_enableSharing(enableSharing)
+{}
+
+ThreadSafeFactory::~ThreadSafeFactory()
+{
+  delete m_factory;
+}
+
+GraphicsContext * ThreadSafeFactory::GetDrawContext()
+{
+  return CreateContext([this](){ return m_factory->GetDrawContext(); },
+                       [this](){ return m_factory->IsUploadContextCreated(); });
+}
+
+GraphicsContext * ThreadSafeFactory::GetResourcesUploadContext()
+{
+  return CreateContext([this](){ return m_factory->GetResourcesUploadContext(); },
+                       [this](){ return m_factory->IsDrawContextCreated(); });
+}
+
+GraphicsContext * ThreadSafeFactory::CreateContext(TCreateCtxFn const & createFn,
+                                                   TIsSeparateCreatedFn const & checkFn)
+{
+  std::unique_lock<std::mutex> lock(m_condLock);
+  GraphicsContext * ctx = createFn();
+  if (m_enableSharing)
+  {
+    // Wait until context is created.
+    m_Cond.wait(lock, checkFn);
+
+    m_Cond.notify_one();
+  }
+
+  return ctx;
+}
+
+void ThreadSafeFactory::WaitForInitialization(GraphicsContext * context)
+{
+  m_factory->WaitForInitialization(context);
+}
+
+void ThreadSafeFactory::SetPresentAvailable(bool available)
+{
+  m_factory->SetPresentAvailable(available);
+}
+}  // namespace dp