semaphore.h

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#pragma once
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
#include "ids/id.h"
#include "barrier.h"
 
#ifdef CreateSemaphore
#pragma push_macro("CreateSemaphore")
#undef CreateSemaphore
#endif
 
namespace CoreGraphics
{
 
ID_24_8_TYPE(SemaphoreId);
 
enum SemaphoreType
{
    Binary,         // binary semaphore means it can only be signaled or unsignaled
    Timeline        // a timeline semaphore
};
 
struct SemaphoreCreateInfo
{
#if NEBULA_GRAPHICS_DEBUG
    const char* name = nullptr;
#endif
    SemaphoreType type;
};

SemaphoreId CreateSemaphore(const SemaphoreCreateInfo& info);
void DestroySemaphore(const SemaphoreId& semaphore);

uint64_t SemaphoreGetValue(const SemaphoreId& semaphore);
void SemaphoreSignal(const SemaphoreId& semaphore);
void SemaphoreReset(const SemaphoreId& semaphore);
 
} // namespace CoreGraphics
 
#pragma pop_macro("CreateSemaphore")