yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

Ellie Hermaszewskaformatf65d756bf

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1// d3d11-swap-chain.cpp
2#include "d3d11-swap-chain.h"
3
4#include "d3d11-device.h"
5#include "d3d11-texture.h"
6
7namespace gfx
8{
9
10using namespace Slang;
11
12namespace d3d11
13{
14
15Result SwapchainImpl::init(
16    DeviceImpl* renderer,
17    const ISwapchain::Desc& swapchainDesc,
18    WindowHandle window)
19{
20    m_renderer = renderer;
21    m_device = renderer->m_device;
22    m_dxgiFactory = renderer->m_dxgiFactory;
23    return D3DSwapchainBase::init(swapchainDesc, window, DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL);
24}
25
26void SwapchainImpl::createSwapchainBufferImages()
27{
28    m_images.clear();
29    // D3D11 implements automatic back buffer rotation, so the application
30    // always render to buffer 0.
31    ComPtr<ID3D11Resource> d3dResource;
32    m_swapChain->GetBuffer(0, IID_PPV_ARGS(d3dResource.writeRef()));
33    ITextureResource::Desc imageDesc = {};
34    imageDesc.type = IResource::Type::Texture2D;
35    imageDesc.arraySize = 0;
36    imageDesc.numMipLevels = 1;
37    imageDesc.size.width = m_desc.width;
38    imageDesc.size.height = m_desc.height;
39    imageDesc.size.depth = 1;
40    imageDesc.format = m_desc.format;
41    imageDesc.defaultState = ResourceState::Present;
42    imageDesc.allowedStates = ResourceStateSet(
43        ResourceState::Present,
44        ResourceState::CopyDestination,
45        ResourceState::RenderTarget);
46    RefPtr<TextureResourceImpl> image = new TextureResourceImpl(imageDesc);
47    image->m_resource = d3dResource;
48    for (GfxIndex i = 0; i < m_desc.imageCount; i++)
49    {
50        m_images.add(image);
51    }
52}
53
54SLANG_NO_THROW Result SLANG_MCALL SwapchainImpl::resize(GfxCount width, GfxCount height)
55{
56    m_renderer->m_currentFramebuffer = nullptr;
57    m_renderer->m_immediateContext->ClearState();
58    return D3DSwapchainBase::resize(width, height);
59}
60
61SLANG_NO_THROW bool SLANG_MCALL SwapchainImpl::isOccluded()
62{
63    return false;
64}
65
66SLANG_NO_THROW Result SLANG_MCALL SwapchainImpl::setFullScreenMode(bool mode)
67{
68    return SLANG_FAIL;
69}
70
71} // namespace d3d11
72} // namespace gfx