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Implement support for predication on D3D12. Closes #2095

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baldurk
2026-02-04 22:33:57 +00:00
parent 1586f3ce57
commit fcf298cff9
16 changed files with 539 additions and 13 deletions
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renderdoc/api/replay/d3d12_pipestate.h
+39
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@@ -925,6 +925,38 @@ struct RootSignature
rdcarray<StaticSampler> staticSamplers;
};
DOCUMENT("Describes the current state of predicated rendering.");
struct Predication
{
DOCUMENT("");
Predication() = default;
Predication(const Predication &) = default;
Predication &operator=(const Predication &) = default;
DOCUMENT(R"(The :class:`ResourceId` of the buffer used for predicate data.
If this is unset, predication is not enabled.
:type: ResourceId
)");
ResourceId resourceId;
DOCUMENT(R"(The offset in the buffer where the value is read.
:type: int
)");
uint64_t offset = 0;
DOCUMENT(R"(``True`` if a value of zero in the buffer would lead to draws/dispatches being skipped when
predication is enabled.
If ``False`` then a zero in the buffer would lead to them being performed as normal.
:type: bool
)");
bool skipIfZero = false;
};
DOCUMENT("The full current D3D12 pipeline state.");
struct State
{
@@ -1017,6 +1049,12 @@ struct State
)");
OM outputMerger;
DOCUMENT(R"(The predicated rendering state.
:type: D3D12Predication
)");
Predication predication;
DOCUMENT(R"(The resource states for the currently live resources.
:type: List[D3D12ResourceData]
@@ -1044,4 +1082,5 @@ DECLARE_REFLECTION_STRUCT(D3D12Pipe::RootTableRange);
DECLARE_REFLECTION_STRUCT(D3D12Pipe::RootParam);
DECLARE_REFLECTION_STRUCT(D3D12Pipe::StaticSampler);
DECLARE_REFLECTION_STRUCT(D3D12Pipe::RootSignature);
DECLARE_REFLECTION_STRUCT(D3D12Pipe::Predication);
DECLARE_REFLECTION_STRUCT(D3D12Pipe::State);