RdmaPlayoutProbe.hpp

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#pragma once
 
#include <Gfx/Graph/interop/VendorDmaRegistrar.hpp>
#include <score_plugin_gfx_export.h>
 
#include <cstdint>
#include <functional>
 
namespace score::gfx::interop
{
 
enum class RdmaPlayoutProbeResult
{
  Delivered,
  Unverified,
  NoProbe,
  SeedFailed,
  TransferFailed,
  ReadbackFailed,
  ContentMismatch,
};
 
struct RdmaPlayoutProbeIo
{
  std::function<bool(void* gpuDst, const void* hostSrc, std::uint32_t bytes)>
      seedGpu;
};
 
inline constexpr std::uint32_t rdmaPlayoutProbeMaxBytes = 64u * 1024u;
 
SCORE_PLUGIN_GFX_EXPORT
unsigned char rdmaPlayoutProbeByte(std::uint32_t index) noexcept;
 
SCORE_PLUGIN_GFX_EXPORT
RdmaPlayoutProbeResult rdmaProbePlayoutPath(
    void* pinnedGpuPtr, std::uint32_t frameByteSize,
    const VendorDmaRegistrar& registrar, const RdmaPlayoutProbeIo& io) noexcept;
 
SCORE_PLUGIN_GFX_EXPORT
bool rdmaPlayoutProbeEngages(RdmaPlayoutProbeResult r) noexcept;
 
SCORE_PLUGIN_GFX_EXPORT
const char* rdmaPlayoutProbeMessage(RdmaPlayoutProbeResult r) noexcept;
 
} // namespace score::gfx::interop