Program Listing for File D3D12ScopedSampler.cpp

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#include "D3D12/D3D12ScopedSampler.h"
#include "Log/Log.h"
#include "D3D12/D3D12TypeMapping.h"


namespace Azura {
namespace D3D12 {

void D3D12ScopedSampler::Create(const SamplerDesc& desc, const Log& log_D3D12RenderSystem) {
  const auto textureFilter = ToD3D12_FILTER(desc.m_filter);
  VERIFY_OPT(log_D3D12RenderSystem, textureFilter, "Unknown Texture Filter");

  const auto addressU = ToD3D12_TEXTURE_ADDRESS_MODE(desc.m_addressModeU);
  VERIFY_OPT(log_D3D12RenderSystem, addressU, "Unknown Address Mode U");

  const auto addressV = ToD3D12_TEXTURE_ADDRESS_MODE(desc.m_addressModeV);
  VERIFY_OPT(log_D3D12RenderSystem, addressU, "Unknown Address Mode V");

  const auto addressW = ToD3D12_TEXTURE_ADDRESS_MODE(desc.m_addressModeW);
  VERIFY_OPT(log_D3D12RenderSystem, addressU, "Unknown Address Mode W");

  // TODO(vasumahesh1):[SAMPLER]: Expose more options later on
  m_desc.Filter = textureFilter.value();
  m_desc.AddressU = addressU.value();
  m_desc.AddressV = addressV.value();
  m_desc.AddressW = addressW.value();
  m_desc.MipLODBias = 0;
  m_desc.MaxAnisotropy = 16;
  m_desc.ComparisonFunc = D3D12_COMPARISON_FUNC_NEVER;
  m_desc.MinLOD = 0.0f;
  m_desc.MaxLOD = D3D12_FLOAT32_MAX;
}

const D3D12_SAMPLER_DESC& D3D12ScopedSampler::GetDesc() const {
  return m_desc;
}
} // namespace D3D12
} // namespace Azura