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// Copyright 2012 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <memory>
#include "VideoBackends/OGL/GLExtensions/GLExtensions.h"
#include "VideoCommon/PerfQueryBase.h"
namespace OGL
{
PerfQueryBase* GetPerfQuery();
class PerfQuery : public PerfQueryBase
{
public:
PerfQuery();
~PerfQuery() {}
void EnableQuery(PerfQueryGroup type) override;
void DisableQuery(PerfQueryGroup type) override;
void ResetQuery() override;
u32 GetQueryResult(PerfQueryType type) override;
void FlushResults() override;
bool IsFlushed() const override;
protected:
struct ActiveQuery
{
GLuint query_id;
PerfQueryGroup query_type;
};
// when testing in SMS: 64 was too small, 128 was ok
static const u32 PERF_QUERY_BUFFER_SIZE = 512;
// This contains gl query objects with unretrieved results.
std::array<ActiveQuery, PERF_QUERY_BUFFER_SIZE> m_query_buffer;
u32 m_query_read_pos;
private:
// Implementation
std::unique_ptr<PerfQuery> m_query;
};
// Implementations
class PerfQueryGL : public PerfQuery
{
public:
PerfQueryGL(GLenum query_type);
~PerfQueryGL();
void EnableQuery(PerfQueryGroup type) override;
void DisableQuery(PerfQueryGroup type) override;
void FlushResults() override;
private:
void WeakFlush();
// Only use when non-empty
void FlushOne();
GLenum m_query_type;
};
class PerfQueryGLESNV : public PerfQuery
{
public:
PerfQueryGLESNV();
~PerfQueryGLESNV();
void EnableQuery(PerfQueryGroup type) override;
void DisableQuery(PerfQueryGroup type) override;
void FlushResults() override;
private:
void WeakFlush();
// Only use when non-empty
void FlushOne();
};
} // namespace
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