57 lines
2.1 KiB
C++
57 lines
2.1 KiB
C++
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#include "ltpch.h"
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#include "dxFramebuffer.h"
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#include "dxSharedContext.h"
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namespace Light {
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dxFramebuffer::dxFramebuffer(const FramebufferSpecification& specification, std::shared_ptr<dxSharedContext> sharedContext)
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: m_Specification(specification), m_Context(sharedContext)
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{
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HRESULT hr;
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D3D11_TEXTURE2D_DESC textureDesc = { };
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textureDesc.Width = specification.width;
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textureDesc.Height = specification.height;
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textureDesc.MipLevels = 1;
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textureDesc.ArraySize = 1;
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textureDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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textureDesc.SampleDesc.Count = 1u;
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textureDesc.SampleDesc.Quality = 0u;
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textureDesc.Usage = D3D11_USAGE_DEFAULT;
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textureDesc.BindFlags = D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE;
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textureDesc.CPUAccessFlags = NULL;
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textureDesc.MiscFlags = NULL;
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DXC(m_Context->GetDevice()->CreateTexture2D(&textureDesc, nullptr, &m_ColorAttachment));
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D3D11_SHADER_RESOURCE_VIEW_DESC shaderResourceViewDesc = { };
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shaderResourceViewDesc.Format = textureDesc.Format;
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shaderResourceViewDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
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shaderResourceViewDesc.Texture2D.MipLevels = 1;
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shaderResourceViewDesc.Texture2D.MostDetailedMip = 0;
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DXC(m_Context->GetDevice()->CreateShaderResourceView(m_ColorAttachment.Get(), &shaderResourceViewDesc, &m_ResourceView));
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D3D11_RENDER_TARGET_VIEW_DESC rtvDesc = {};
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rtvDesc.Format = textureDesc.Format;
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rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2D;
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rtvDesc.Texture2D.MipSlice = 0u;
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DXC(m_Context->GetDevice()->CreateRenderTargetView(m_ColorAttachment.Get(), &rtvDesc, &m_RenderTargetView));
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}
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void dxFramebuffer::BindAsTarget()
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{
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FLOAT color[] = {
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m_Specification.defaultColor.r,
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m_Specification.defaultColor.g,
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m_Specification.defaultColor.b,
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m_Specification.defaultColor.a,
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};
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m_Context->GetDeviceContext()->OMSetRenderTargets(1u, m_RenderTargetView.GetAddressOf(), nullptr);
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m_Context->GetDeviceContext()->ClearRenderTargetView(m_RenderTargetView.Get(), color);
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}
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void dxFramebuffer::BindAsResource()
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{
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LT_ENGINE_ERROR("dxFramebuffer::BindAsResource: NO_IMPLEMENT");
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}
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}
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