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Handle degenerate case on D3D12 of indexed draw with no index buffer

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This commit is contained in:
baldurk
2023-06-08 17:09:50 +01:00
parent a1f56d01c5
commit 722191184b
3 changed files with 46 additions and 19 deletions
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renderdoc/driver/d3d12/d3d12_postvs.cpp
+5
View File
@@ -1495,6 +1495,11 @@ MeshFormat D3D12Replay::GetPostVSBuffers(uint32_t eventId, uint32_t instID, uint
ret.indexByteStride = s.idxFmt == DXGI_FORMAT_R16_UINT ? 2 : 4;
ret.indexByteSize = ~0ULL;
}
else if(s.useIndices)
{
// indicate that an index buffer is still needed
ret.indexByteStride = 4;
}
else
{
ret.indexResourceId = ResourceId();
renderdoc/driver/d3d12/d3d12_rendermesh.cpp
+33 -18
View File
@@ -358,19 +358,23 @@ void D3D12Replay::RenderMesh(uint32_t eventId, const rdcarray<MeshFormat> &secon
if(fmt.indexByteStride)
{
if(fmt.indexResourceId != ResourceId())
{
ID3D12Resource *ib =
m_pDevice->GetResourceManager()->GetCurrentAs<ID3D12Resource>(fmt.indexResourceId);
ID3D12Resource *ib =
m_pDevice->GetResourceManager()->GetCurrentAs<ID3D12Resource>(fmt.indexResourceId);
if(ib)
{
D3D12_INDEX_BUFFER_VIEW iview;
iview.BufferLocation = ib->GetGPUVirtualAddress() + fmt.indexByteOffset;
iview.SizeInBytes = (UINT)fmt.indexByteSize;
iview.Format = fmt.indexByteStride == 2 ? DXGI_FORMAT_R16_UINT : DXGI_FORMAT_R32_UINT;
list->IASetIndexBuffer(&iview);
list->DrawIndexedInstanced(fmt.numIndices, 1, 0, fmt.baseVertex, 0);
}
else
{
list->IASetIndexBuffer(NULL);
}
list->DrawIndexedInstanced(fmt.numIndices, 1, 0, fmt.baseVertex, 0);
}
else
{
@@ -486,19 +490,23 @@ void D3D12Replay::RenderMesh(uint32_t eventId, const rdcarray<MeshFormat> &secon
if(cfg.position.indexByteStride)
{
if(cfg.position.indexResourceId != ResourceId())
{
ID3D12Resource *ib = m_pDevice->GetResourceManager()->GetCurrentAs<ID3D12Resource>(
cfg.position.indexResourceId);
ID3D12Resource *ib =
m_pDevice->GetResourceManager()->GetCurrentAs<ID3D12Resource>(cfg.position.indexResourceId);
if(ib)
{
D3D12_INDEX_BUFFER_VIEW view;
view.BufferLocation = ib->GetGPUVirtualAddress() + cfg.position.indexByteOffset;
view.SizeInBytes = (UINT)cfg.position.indexByteSize;
view.Format = cfg.position.indexByteStride == 2 ? DXGI_FORMAT_R16_UINT : DXGI_FORMAT_R32_UINT;
list->IASetIndexBuffer(&view);
list->DrawIndexedInstanced(cfg.position.numIndices, 1, 0, cfg.position.baseVertex, 0);
}
else
{
list->IASetIndexBuffer(NULL);
}
list->DrawIndexedInstanced(cfg.position.numIndices, 1, 0, cfg.position.baseVertex, 0);
}
else
{
@@ -529,16 +537,23 @@ void D3D12Replay::RenderMesh(uint32_t eventId, const rdcarray<MeshFormat> &secon
list->SetGraphicsRoot32BitConstants(2, 4, &pixelData, 0);
if(cfg.position.indexByteStride && cfg.position.indexResourceId != ResourceId())
if(cfg.position.indexByteStride)
{
ID3D12Resource *ib =
m_pDevice->GetResourceManager()->GetCurrentAs<ID3D12Resource>(cfg.position.indexResourceId);
D3D12_INDEX_BUFFER_VIEW view;
view.BufferLocation = ib->GetGPUVirtualAddress() + cfg.position.indexByteOffset;
view.SizeInBytes = (UINT)cfg.position.indexByteSize;
view.Format = cfg.position.indexByteStride == 2 ? DXGI_FORMAT_R16_UINT : DXGI_FORMAT_R32_UINT;
list->IASetIndexBuffer(&view);
if(ib)
{
D3D12_INDEX_BUFFER_VIEW view;
view.BufferLocation = ib->GetGPUVirtualAddress() + cfg.position.indexByteOffset;
view.SizeInBytes = (UINT)cfg.position.indexByteSize;
view.Format = cfg.position.indexByteStride == 2 ? DXGI_FORMAT_R16_UINT : DXGI_FORMAT_R32_UINT;
list->IASetIndexBuffer(&view);
}
else
{
list->IASetIndexBuffer(NULL);
}
list->DrawIndexedInstanced(cfg.position.numIndices, 1, 0, cfg.position.baseVertex, 0);
}
renderdoc/driver/d3d12/d3d12_replay.cpp
+8 -1
View File
@@ -2138,7 +2138,7 @@ uint32_t D3D12Replay::PickVertex(uint32_t eventId, int32_t width, int32_t height
cbuf.PickCoords = Vec2f((float)x, (float)y);
cbuf.PickViewport = Vec2f((float)width, (float)height);
cbuf.PickIdx = cfg.position.indexByteStride ? 1 : 0;
cbuf.PickIdx = cfg.position.indexByteStride && cfg.position.indexResourceId != ResourceId() ? 1 : 0;
cbuf.PickNumVerts = cfg.position.numIndices;
cbuf.PickUnproject = cfg.position.unproject ? 1 : 0;
cbuf.PickFlipY = cfg.position.flipY;
@@ -2489,6 +2489,13 @@ uint32_t D3D12Replay::PickVertex(uint32_t eventId, int32_t width, int32_t height
}
else
{
if(cfg.position.indexByteStride)
{
maxIndex = 0;
if(cfg.position.baseVertex > 0)
minIndex = maxIndex = (uint32_t)cfg.position.baseVertex;
}
sdesc.Buffer.NumElements = 4;
m_pDevice->CreateShaderResourceView(NULL, &sdesc, GetDebugManager()->GetCPUHandle(PICK_IB_SRV));
}