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[d3d11] Overhaul DiscardResource and DiscardView implementations

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For host-visible resources, these behave like MAP_DISCARD.
Euro Truck Simulator 2 and friends relies on this (see #1250).
This commit is contained in:
Philip Rebohle 2019-11-23 23:52:43 +01:00
parent 1211bb5e5f
commit a7c21a617c
No known key found for this signature in database
GPG Key ID: C8CC613427A31C99
2 changed files with 44 additions and 25 deletions
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64
src/d3d11/d3d11_context.cpp
View File

@ -78,10 +78,14 @@ namespace dxvk {
D3D11_RESOURCE_DIMENSION resType = D3D11_RESOURCE_DIMENSION_UNKNOWN;
pResource->GetType(&resType);
if (resType == D3D11_RESOURCE_DIMENSION_BUFFER)
DiscardBuffer(static_cast<D3D11Buffer*>(pResource));
else if (resType != D3D11_RESOURCE_DIMENSION_UNKNOWN)
DiscardTexture(GetCommonTexture(pResource));
if (resType == D3D11_RESOURCE_DIMENSION_BUFFER) {
DiscardBuffer(pResource);
} else {
auto texture = GetCommonTexture(pResource);
for (uint32_t i = 0; i < texture->CountSubresources(); i++)
DiscardTexture(pResource, i);
}
}
@ -113,13 +117,20 @@ namespace dxvk {
if (view == nullptr)
return;
EmitCs([cView = std::move(view)]
(DxvkContext* ctx) {
ctx->discardImage(
cView->image(),
cView->subresources());
});
// Get information about underlying resource
Com<ID3D11Resource> resource;
pResourceView->GetResource(&resource);
uint32_t mipCount = GetCommonTexture(resource.ptr())->Desc()->MipLevels;
// Discard mip levels one by one
VkImageSubresourceRange sr = view->subresources();
for (uint32_t layer = 0; layer < sr.layerCount; layer++) {
for (uint32_t mip = 0; mip < sr.levelCount; mip++)
DiscardTexture(resource.ptr(), D3D11CalcSubresource(mip, layer, mipCount));
}
}
@ -3562,22 +3573,29 @@ namespace dxvk {
void D3D11DeviceContext::DiscardBuffer(
D3D11Buffer* pBuffer) {
EmitCs([cBuffer = pBuffer->GetBuffer()] (DxvkContext* ctx) {
ctx->discardBuffer(cBuffer);
});
ID3D11Resource* pResource) {
auto buffer = static_cast<D3D11Buffer*>(pResource);
if (buffer->GetMapMode() != D3D11_COMMON_BUFFER_MAP_MODE_NONE) {
D3D11_MAPPED_SUBRESOURCE sr;
Map(pResource, 0, D3D11_MAP_WRITE_DISCARD, 0, &sr);
Unmap(pResource, 0);
}
}
void D3D11DeviceContext::DiscardTexture(
D3D11CommonTexture* pTexture) {
EmitCs([cImage = pTexture->GetImage()] (DxvkContext* ctx) {
VkImageSubresourceRange subresources = {
cImage->formatInfo()->aspectMask,
0, cImage->info().mipLevels,
0, cImage->info().numLayers };
ctx->discardImage(cImage, subresources);
});
ID3D11Resource* pResource,
UINT Subresource) {
auto texture = GetCommonTexture(pResource);
if (texture->GetMapMode() != D3D11_COMMON_TEXTURE_MAP_MODE_NONE) {
D3D11_MAPPED_SUBRESOURCE sr;
Map(pResource, Subresource, D3D11_MAP_WRITE_DISCARD, 0, &sr);
Unmap(pResource, Subresource);
}
}

5
src/d3d11/d3d11_context.h
View File

@ -783,10 +783,11 @@ namespace dxvk {
UINT Counter);
void DiscardBuffer(
D3D11Buffer* pBuffer);
ID3D11Resource* pResource);
void DiscardTexture(
D3D11CommonTexture* pTexture);
ID3D11Resource* pResource,
UINT Subresource);
void SetDrawBuffers(
ID3D11Buffer* pBufferForArgs,