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DX11/DX12: Fix detecting depth capabilities for BGFX_CAPS_FORMAT_TEXTURE_MSAA (#3562)

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This commit is contained in:
Seremo
2026-01-22 19:34:12 +01:00
committed by GitHub
parent fa852ad431
commit c5387cfec2
2 changed files with 52 additions and 2 deletions
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27
src/renderer_d3d11.cpp
View File

@@ -1372,7 +1372,8 @@ namespace bgfx { namespace d3d11
{
uint16_t support = BGFX_CAPS_FORMAT_TEXTURE_NONE;
const DXGI_FORMAT fmt = bimg::isDepth(bimg::TextureFormat::Enum(ii) )
const bool isDepthFormat = bimg::isDepth(bimg::TextureFormat::Enum(ii));
const DXGI_FORMAT fmt = isDepthFormat
? s_textureFormat[ii].m_fmtDsv
: s_textureFormat[ii].m_fmt
;
@@ -1464,6 +1465,30 @@ namespace bgfx { namespace d3d11
);
}
if (isDepthFormat)
{
const DXGI_FORMAT fmtDepthSampling = s_textureFormat[ii].m_fmtSrv;
if (DXGI_FORMAT_UNKNOWN != fmtDepthSampling)
{
D3D11_FEATURE_DATA_FORMAT_SUPPORT dataSampling;
dataSampling.InFormat = fmtDepthSampling;
hr = m_device->CheckFeatureSupport(D3D11_FEATURE_FORMAT_SUPPORT, &dataSampling, sizeof(dataSampling));
if (SUCCEEDED(hr))
{
support |= 0 != (dataSampling.OutFormatSupport & (0
| D3D11_FORMAT_SUPPORT_MULTISAMPLE_LOAD
))
? BGFX_CAPS_FORMAT_TEXTURE_MSAA
: BGFX_CAPS_FORMAT_TEXTURE_NONE
;
}
else
{
BX_TRACE("CheckFeatureSupport depth srv failed with %x for format %s.", hr, getName(TextureFormat::Enum(ii)));
}
}
}
if (0 != (support & BGFX_CAPS_FORMAT_TEXTURE_IMAGE_READ) )
{
D3D11_FEATURE_DATA_FORMAT_SUPPORT2 data2;

27
src/renderer_d3d12.cpp
View File

@@ -1641,7 +1641,8 @@ namespace bgfx { namespace d3d12
{
uint16_t support = BGFX_CAPS_FORMAT_TEXTURE_NONE;
const DXGI_FORMAT fmt = bimg::isDepth(bimg::TextureFormat::Enum(ii) )
const bool isDepthFormat = bimg::isDepth(bimg::TextureFormat::Enum(ii));
const DXGI_FORMAT fmt = isDepthFormat
? s_textureFormat[ii].m_fmtDsv
: s_textureFormat[ii].m_fmt
;
@@ -1718,6 +1719,30 @@ namespace bgfx { namespace d3d12
BX_TRACE("CheckFeatureSupport failed with %x for format %s.", hr, getName(TextureFormat::Enum(ii) ) );
}
if (isDepthFormat)
{
const DXGI_FORMAT fmtDepthSampling = s_textureFormat[ii].m_fmtSrv;
if (DXGI_FORMAT_UNKNOWN != fmtDepthSampling)
{
D3D12_FEATURE_DATA_FORMAT_SUPPORT dataSampling;
dataSampling.Format = fmtDepthSampling;
hr = m_device->CheckFeatureSupport(D3D12_FEATURE_FORMAT_SUPPORT, &dataSampling, sizeof(dataSampling));
if (SUCCEEDED(hr))
{
support |= 0 != (dataSampling.Support1 & (0
| D3D12_FORMAT_SUPPORT1_MULTISAMPLE_LOAD
))
? BGFX_CAPS_FORMAT_TEXTURE_MSAA
: BGFX_CAPS_FORMAT_TEXTURE_NONE
;
}
else
{
BX_TRACE("CheckFeatureSupport depth srv failed with %x for format %s.", hr, getName(TextureFormat::Enum(ii)));
}
}
}
if (0 != (support & BGFX_CAPS_FORMAT_TEXTURE_IMAGE_READ) )
{
// clear image flag for additional testing