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VideoBackends: add support to allow rendering to multiple output textures

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This commit is contained in:
iwubcode
2023-05-28 20:59:02 -05:00
parent 252d3f353a
commit 834f8f7b5c
43 changed files with 713 additions and 327 deletions
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96
Source/Core/VideoBackends/D3D/DXTexture.cpp
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@ -324,23 +324,79 @@ void DXStagingTexture::Flush()
}
DXFramebuffer::DXFramebuffer(AbstractTexture* color_attachment, AbstractTexture* depth_attachment,
std::vector<AbstractTexture*> additional_color_attachments,
AbstractTextureFormat color_format, AbstractTextureFormat depth_format,
u32 width, u32 height, u32 layers, u32 samples,
ComPtr<ID3D11RenderTargetView> rtv,
ComPtr<ID3D11RenderTargetView> integer_rtv,
ComPtr<ID3D11DepthStencilView> dsv)
: AbstractFramebuffer(color_attachment, depth_attachment, color_format, depth_format, width,
height, layers, samples),
m_rtv(std::move(rtv)), m_integer_rtv(std::move(integer_rtv)), m_dsv(std::move(dsv))
ComPtr<ID3D11DepthStencilView> dsv,
std::vector<ComPtr<ID3D11RenderTargetView>> additional_rtvs)
: AbstractFramebuffer(color_attachment, depth_attachment,
std::move(additional_color_attachments), color_format, depth_format,
width, height, layers, samples),
m_integer_rtv(std::move(integer_rtv)), m_dsv(std::move(dsv))
{
m_render_targets.push_back(std::move(rtv));
for (auto additional_rtv : additional_rtvs)
{
m_render_targets.push_back(std::move(additional_rtv));
}
for (auto& render_target : m_render_targets)
{
m_render_targets_raw.push_back(render_target.Get());
}
}
DXFramebuffer::~DXFramebuffer() = default;
std::unique_ptr<DXFramebuffer> DXFramebuffer::Create(DXTexture* color_attachment,
DXTexture* depth_attachment)
void DXFramebuffer::Unbind()
{
if (!ValidateConfig(color_attachment, depth_attachment))
bool should_apply = false;
if (GetColorAttachment() &&
D3D::stateman->UnsetTexture(static_cast<DXTexture*>(GetColorAttachment())->GetD3DSRV()) != 0)
{
should_apply = true;
}
if (GetDepthAttachment() &&
D3D::stateman->UnsetTexture(static_cast<DXTexture*>(GetDepthAttachment())->GetD3DSRV()) != 0)
{
should_apply = true;
}
for (auto additional_color_attachment : m_additional_color_attachments)
{
if (D3D::stateman->UnsetTexture(
static_cast<DXTexture*>(additional_color_attachment)->GetD3DSRV()) != 0)
{
should_apply = true;
}
}
if (should_apply)
{
D3D::stateman->ApplyTextures();
}
}
void DXFramebuffer::Clear(const ClearColor& color_value, float depth_value)
{
if (GetDepthFormat() != AbstractTextureFormat::Undefined)
{
D3D::context->ClearDepthStencilView(GetDSV(), D3D11_CLEAR_DEPTH, depth_value, 0);
}
for (auto render_target : m_render_targets_raw)
{
D3D::context->ClearRenderTargetView(render_target, color_value.data());
}
}
std::unique_ptr<DXFramebuffer>
DXFramebuffer::Create(DXTexture* color_attachment, DXTexture* depth_attachment,
std::vector<AbstractTexture*> additional_color_attachments)
{
if (!ValidateConfig(color_attachment, depth_attachment, additional_color_attachments))
return nullptr;
const AbstractTextureFormat color_format =
@ -382,6 +438,25 @@ std::unique_ptr<DXFramebuffer> DXFramebuffer::Create(DXTexture* color_attachment
}
}
std::vector<ComPtr<ID3D11RenderTargetView>> additional_rtvs;
for (auto additional_color_attachment : additional_color_attachments)
{
ComPtr<ID3D11RenderTargetView> additional_rtv;
CD3D11_RENDER_TARGET_VIEW_DESC desc(
additional_color_attachment->IsMultisampled() ? D3D11_RTV_DIMENSION_TEXTURE2DMSARRAY :
D3D11_RTV_DIMENSION_TEXTURE2DARRAY,
D3DCommon::GetRTVFormatForAbstractFormat(additional_color_attachment->GetFormat(), false),
0, 0, 1);
HRESULT hr = D3D::device->CreateRenderTargetView(
static_cast<DXTexture*>(additional_color_attachment)->GetD3DTexture(), &desc,
additional_rtv.GetAddressOf());
ASSERT_MSG(VIDEO, SUCCEEDED(hr), "Create render target view for framebuffer: {}",
DX11HRWrap(hr));
if (FAILED(hr))
return nullptr;
additional_rtvs.push_back(std::move(additional_rtv));
}
ComPtr<ID3D11DepthStencilView> dsv;
if (depth_attachment)
{
@ -398,9 +473,10 @@ std::unique_ptr<DXFramebuffer> DXFramebuffer::Create(DXTexture* color_attachment
return nullptr;
}
return std::make_unique<DXFramebuffer>(color_attachment, depth_attachment, color_format,
depth_format, width, height, layers, samples,
std::move(rtv), std::move(integer_rtv), std::move(dsv));
return std::make_unique<DXFramebuffer>(
color_attachment, depth_attachment, std::move(additional_color_attachments), color_format,
depth_format, width, height, layers, samples, std::move(rtv), std::move(integer_rtv),
std::move(dsv), std::move(additional_rtvs));
}
} // namespace DX11