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#pragma once
#include "drape_frontend/message_acceptor.hpp"
#include "drape_frontend/threads_commutator.hpp"
#include "drape_frontend/tile_utils.hpp"
#include "drape/oglcontextfactory.hpp"
#include "drape/texture_manager.hpp"
#include "base/thread.hpp"
#include "std/atomic.hpp"
#include "std/condition_variable.hpp"
#include "std/function.hpp"
#include "std/mutex.hpp"
namespace df
{
class BaseRenderer : public MessageAcceptor
{
public:
struct Params
{
Params(dp::ApiVersion apiVersion,
ref_ptr<ThreadsCommutator> commutator,
ref_ptr<dp::OGLContextFactory> factory,
ref_ptr<dp::TextureManager> texMng)
: m_apiVersion(apiVersion)
, m_commutator(commutator)
, m_oglContextFactory(factory)
, m_texMng(texMng)
{
}
dp::ApiVersion m_apiVersion;
ref_ptr<ThreadsCommutator> m_commutator;
ref_ptr<dp::OGLContextFactory> m_oglContextFactory;
ref_ptr<dp::TextureManager> m_texMng;
};
BaseRenderer(ThreadsCommutator::ThreadName name, Params const & params);
bool CanReceiveMessages();
void SetRenderingEnabled(ref_ptr<dp::OGLContextFactory> contextFactory);
void SetRenderingDisabled(bool const destroyContext);
bool IsRenderingEnabled() const;
protected:
dp::ApiVersion m_apiVersion;
ref_ptr<ThreadsCommutator> m_commutator;
ref_ptr<dp::OGLContextFactory> m_contextFactory;
ref_ptr<dp::TextureManager> m_texMng;
void StartThread();
void StopThread();
void CheckRenderingEnabled();
virtual unique_ptr<threads::IRoutine> CreateRoutine() = 0;
virtual void OnContextCreate() = 0;
virtual void OnContextDestroy() = 0;
private:
using TCompletionHandler = function<void()>;
threads::Thread m_selfThread;
ThreadsCommutator::ThreadName m_threadName;
mutex m_renderingEnablingMutex;
condition_variable m_renderingEnablingCondition;
atomic<bool> m_isEnabled;
TCompletionHandler m_renderingEnablingCompletionHandler;
bool m_wasNotified;
atomic<bool> m_wasContextReset;
bool FilterGLContextDependentMessage(ref_ptr<Message> msg);
void SetRenderingEnabled(bool const isEnabled);
void Notify();
void WakeUp();
};
} // namespace df
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