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* Copyright 2020 Google LLC
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#ifndef GrD3DRootSignature_DEFINED
#define GrD3DRootSignature_DEFINED
#include "include/gpu/d3d/GrD3DTypes.h"
#include "src/gpu/GrManagedResource.h"
class GrD3DGpu;
class GrD3DRootSignature : public GrManagedResource {
static sk_sp<GrD3DRootSignature> Make(GrD3DGpu* gpu, int numTextureSamplers, int numUAVs);
enum class ParamIndex {
kConstantBufferView = 0,
kShaderViewDescriptorTable = 1,
kSamplerDescriptorTable = 2,
kLast = kSamplerDescriptorTable
static constexpr unsigned int kParamIndexCount = (unsigned int)(ParamIndex::kLast) + 1;
bool isCompatible(int numTextureSamplers, int numUAVs) const;
ID3D12RootSignature* rootSignature() const { return fRootSignature.get(); }
/** Output a human-readable dump of this resource's information
void dumpInfo() const override {
SkDebugf("GrD3DRootSignature: %p, numTextures: %d (%d refs)\n",
fRootSignature.get(), fNumTextureSamplers, this->getRefCnt());
GrD3DRootSignature(gr_cp<ID3D12RootSignature> rootSig, int numTextureSamplers, int numUAVs);
// This will be called right before this class is destroyed and there is no reason to explicitly
// release the fRootSignature cause the gr_cp will handle that in the dtor.
void freeGPUData() const override {}
gr_cp<ID3D12RootSignature> fRootSignature;
int fNumTextureSamplers;
int fNumUAVs;