Code/EnginePlugins/ParticlePlugin/Resources/ParticleEffectResource.cpp - dev - redgpu/ezEngine

Code/EnginePlugins/ParticlePlugin/Resources/ParticleEffectResource.cpp

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Jan Krassnigg

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14 янв 2024, 13:50

14 янв 2024, 13:505f162b0

#include <ParticlePlugin/ParticlePluginPCH.h>

#include <Foundation/Utilities/AssetFileHeader.h>
#include <ParticlePlugin/Resources/ParticleEffectResource.h>

// clang-format off
EZ_BEGIN_DYNAMIC_REFLECTED_TYPE(ezParticleEffectResource, 1, ezRTTIDefaultAllocator<ezParticleEffectResource>)
EZ_END_DYNAMIC_REFLECTED_TYPE;

EZ_RESOURCE_IMPLEMENT_COMMON_CODE(ezParticleEffectResource);
// clang-format on

ezParticleEffectResource::ezParticleEffectResource()
  : ezResource(DoUpdate::OnAnyThread, 1)
{
}

ezParticleEffectResource::~ezParticleEffectResource() = default;

ezResourceLoadDesc ezParticleEffectResource::UnloadData(Unload WhatToUnload)
{
  /// \todo Clear something
  // m_Desc.m_System1

  ezResourceLoadDesc res;
  res.m_uiQualityLevelsDiscardable = 0;
  res.m_uiQualityLevelsLoadable = 0;
  res.m_State = ezResourceState::Unloaded;

  return res;
}

ezResourceLoadDesc ezParticleEffectResource::UpdateContent(ezStreamReader* Stream)
{
  ezResourceLoadDesc res;
  res.m_uiQualityLevelsDiscardable = 0;
  res.m_uiQualityLevelsLoadable = 0;
  res.m_State = ezResourceState::Loaded;

  if (Stream == nullptr)
  {
    res.m_State = ezResourceState::LoadedResourceMissing;
    return res;
  }

  ezStringBuilder sAbsFilePath;
  (*Stream) >> sAbsFilePath;

  ezAssetFileHeader AssetHash;
  AssetHash.Read(*Stream).IgnoreResult();

  m_Desc.Load(*Stream);

  return res;
}

void ezParticleEffectResource::UpdateMemoryUsage(MemoryUsage& out_NewMemoryUsage)
{
  /// \todo Better statistics
  out_NewMemoryUsage.m_uiMemoryCPU = sizeof(ezParticleEffectResource) + sizeof(ezParticleEffectResourceDescriptor);
  out_NewMemoryUsage.m_uiMemoryGPU = 0;
}

EZ_RESOURCE_IMPLEMENT_CREATEABLE(ezParticleEffectResource, ezParticleEffectResourceDescriptor)
{
  m_Desc = descriptor;

  ezResourceLoadDesc res;
  res.m_State = ezResourceState::Loaded;
  res.m_uiQualityLevelsDiscardable = 0;
  res.m_uiQualityLevelsLoadable = 0;

  return res;
}

void ezParticleEffectResourceDescriptor::Save(ezStreamWriter& inout_stream) const
{
  m_Effect.Save(inout_stream);
}

void ezParticleEffectResourceDescriptor::Load(ezStreamReader& inout_stream)
{
  m_Effect.Load(inout_stream);
}



EZ_STATICLINK_FILE(ParticlePlugin, ParticlePlugin_Resources_ParticleEffectResource);