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Metal fixes, and instance data fallback on all renderers. (#4103)

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This commit is contained in:
Branimir Karadžić
2026-10-28 21:08:38 -07:00
committed by GitHub
parent 4367089705
commit e7c58be8b6
8 changed files with 215 additions and 32 deletions
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src/renderer_d3d12.cpp
+25
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@@ -3870,6 +3870,31 @@ namespace bgfx { namespace d3d12
curr->AlignedByteOffset = ii*16;
}
const D3D12_INPUT_ELEMENT_DESC fallback = { "TEXCOORD", 0, DXGI_FORMAT_R8G8B8A8_UNORM, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 };
const uint32_t numFallback = 0 < _numStreams ? BGFX_CONFIG_MAX_INSTANCE_DATA_COUNT : 0;
for (uint32_t ii = _numInstanceData; ii < numFallback && uint32_t(elem-_vertexElements) < D3D12_IA_VERTEX_INPUT_STRUCTURE_ELEMENT_COUNT; ++ii)
{
const uint32_t index = BGFX_CONFIG_INSTANCE_DATA_FIRST_TEXCOORD - ii;
bool found = false;
for (const D3D12_INPUT_ELEMENT_DESC* curr = _vertexElements; curr != elem && !found; ++curr)
{
found = true
&& 0 == bx::strCmp(curr->SemanticName, "TEXCOORD")
&& curr->SemanticIndex == index
;
}
if (!found)
{
bx::memCopy(elem, &fallback, sizeof(D3D12_INPUT_ELEMENT_DESC) );
elem->SemanticIndex = index;
++elem;
}
}
return uint32_t(elem-_vertexElements);
}