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VideoCommon: Expose SamplerState to shaders

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The benefit to exposing this over the raw BP state is that adjustments Dolphin makes, such as LOD biases from arbitrary mipmap detection, will work properly.
This commit is contained in:
Pokechu22
2021-08-08 21:11:50 -07:00
parent 9ef228503a
commit 4a9b26de86
14 changed files with 188 additions and 139 deletions
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30
Source/Core/VideoBackends/D3D12/DescriptorHeapManager.cpp
View File

@ -85,32 +85,32 @@ SamplerHeapManager::~SamplerHeapManager() = default;
static void GetD3DSamplerDesc(D3D12_SAMPLER_DESC* desc, const SamplerState& state)
{
if (state.mipmap_filter == SamplerState::Filter::Linear)
if (state.tm0.mipmap_filter == FilterMode::Linear)
{
if (state.min_filter == SamplerState::Filter::Linear)
if (state.tm0.min_filter == FilterMode::Linear)
{
desc->Filter = (state.mag_filter == SamplerState::Filter::Linear) ?
desc->Filter = (state.tm0.mag_filter == FilterMode::Linear) ?
D3D12_FILTER_MIN_MAG_MIP_LINEAR :
D3D12_FILTER_MIN_LINEAR_MAG_POINT_MIP_LINEAR;
}
else
{
desc->Filter = (state.mag_filter == SamplerState::Filter::Linear) ?
desc->Filter = (state.tm0.mag_filter == FilterMode::Linear) ?
D3D12_FILTER_MIN_POINT_MAG_MIP_LINEAR :
D3D12_FILTER_MIN_MAG_POINT_MIP_LINEAR;
}
}
else
{
if (state.min_filter == SamplerState::Filter::Linear)
if (state.tm0.min_filter == FilterMode::Linear)
{
desc->Filter = (state.mag_filter == SamplerState::Filter::Linear) ?
desc->Filter = (state.tm0.mag_filter == FilterMode::Linear) ?
D3D12_FILTER_MIN_MAG_LINEAR_MIP_POINT :
D3D12_FILTER_MIN_LINEAR_MAG_MIP_POINT;
}
else
{
desc->Filter = (state.mag_filter == SamplerState::Filter::Linear) ?
desc->Filter = (state.tm0.mag_filter == FilterMode::Linear) ?
D3D12_FILTER_MIN_POINT_MAG_LINEAR_MIP_POINT :
D3D12_FILTER_MIN_MAG_MIP_POINT;
}
@ -119,15 +119,15 @@ static void GetD3DSamplerDesc(D3D12_SAMPLER_DESC* desc, const SamplerState& stat
static constexpr std::array<D3D12_TEXTURE_ADDRESS_MODE, 3> address_modes = {
{D3D12_TEXTURE_ADDRESS_MODE_CLAMP, D3D12_TEXTURE_ADDRESS_MODE_WRAP,
D3D12_TEXTURE_ADDRESS_MODE_MIRROR}};
desc->AddressU = address_modes[static_cast<u32>(state.wrap_u.Value())];
desc->AddressV = address_modes[static_cast<u32>(state.wrap_v.Value())];
desc->AddressU = address_modes[static_cast<u32>(state.tm0.wrap_u.Value())];
desc->AddressV = address_modes[static_cast<u32>(state.tm0.wrap_v.Value())];
desc->AddressW = D3D12_TEXTURE_ADDRESS_MODE_CLAMP;
desc->MaxLOD = state.max_lod / 16.f;
desc->MinLOD = state.min_lod / 16.f;
desc->MipLODBias = static_cast<s32>(state.lod_bias) / 256.f;
desc->MaxLOD = state.tm1.max_lod / 16.f;
desc->MinLOD = state.tm1.min_lod / 16.f;
desc->MipLODBias = static_cast<s32>(state.tm0.lod_bias) / 256.f;
desc->ComparisonFunc = D3D12_COMPARISON_FUNC_NEVER;
if (state.anisotropic_filtering)
if (state.tm0.anisotropic_filtering)
{
desc->Filter = D3D12_FILTER_ANISOTROPIC;
desc->MaxAnisotropy = 1u << g_ActiveConfig.iMaxAnisotropy;
@ -136,7 +136,7 @@ static void GetD3DSamplerDesc(D3D12_SAMPLER_DESC* desc, const SamplerState& stat
bool SamplerHeapManager::Lookup(const SamplerState& ss, D3D12_CPU_DESCRIPTOR_HANDLE* handle)
{
const auto it = m_sampler_map.find(ss.hex);
const auto it = m_sampler_map.find(ss);
if (it != m_sampler_map.end())
{
*handle = it->second;
@ -158,7 +158,7 @@ bool SamplerHeapManager::Lookup(const SamplerState& ss, D3D12_CPU_DESCRIPTOR_HAN
m_current_offset * m_descriptor_increment_size};
g_dx_context->GetDevice()->CreateSampler(&desc, new_handle);
m_sampler_map.emplace(ss.hex, new_handle);
m_sampler_map.emplace(ss, new_handle);
m_current_offset++;
*handle = new_handle;
return true;

2
Source/Core/VideoBackends/D3D12/DescriptorHeapManager.h
View File

@ -68,6 +68,6 @@ private:
D3D12_CPU_DESCRIPTOR_HANDLE m_heap_base_cpu{};
std::unordered_map<SamplerState::StorageType, D3D12_CPU_DESCRIPTOR_HANDLE> m_sampler_map;
std::unordered_map<SamplerState, D3D12_CPU_DESCRIPTOR_HANDLE> m_sampler_map;
};
} // namespace DX12