105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
#include <engine/platform/graphics/directx/render_command.hpp>
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#include <engine/platform/graphics/directx/shared_context.hpp>
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namespace Light {
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dxRenderCommand::dxRenderCommand(Ref<dxSharedContext> sharedContext): m_context(sharedContext)
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{
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}
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void dxRenderCommand::SwapBuffers()
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{
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#ifdef LIGHT_DEBUG
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HRESULT hr;
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if (FAILED(hr = m_context->GetSwapChain()->Present(1u, 0u)))
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{
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if (hr == DXGI_ERROR_DEVICE_REMOVED)
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{
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LOG(critical, "dxRenderCommand::SwapBuffers: DeviceRemoved:");
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LOG(critical, " {}", m_context->GetDevice()->GetDeviceRemovedReason());
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throw dxException(hr, __FILE__, __LINE__);
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}
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}
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#else
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m_context->GetSwapChain()->Present(0u, 0u);
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#endif
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}
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void dxRenderCommand::ClearBackBuffer(const glm::vec4 &clearColor)
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{
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m_context->GetDeviceContext()->ClearRenderTargetView(
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m_context->GetRenderTargetView().Get(),
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&clearColor[0]
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);
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}
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void dxRenderCommand::Draw(unsigned int count)
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{
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m_context->GetDeviceContext()->Draw(count, 0u);
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}
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void dxRenderCommand::DrawIndexed(unsigned int count)
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{
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m_context->GetDeviceContext()->DrawIndexed(count, 0u, 0u);
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}
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void dxRenderCommand::DefaultTargetFramebuffer()
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{
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m_context->GetDeviceContext()
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->OMSetRenderTargets(1, m_context->GetRenderTargetView().GetAddressOf(), nullptr);
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}
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void dxRenderCommand::SetViewport(
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unsigned int x,
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unsigned int y,
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unsigned int width,
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unsigned int height
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)
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{
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// #todo: maybe call this somewhere else??
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SetResolution(width, height);
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// create viewport
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D3D11_VIEWPORT viewport;
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viewport.TopLeftX = x;
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viewport.TopLeftY = y;
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viewport.Width = width;
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viewport.Height = height;
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viewport.MinDepth = 0.0f;
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viewport.MaxDepth = 1.0f;
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// set viewport
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m_context->GetDeviceContext()->RSSetViewports(1u, &viewport);
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}
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void dxRenderCommand::SetResolution(unsigned int width, unsigned int height)
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{
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HRESULT hr;
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// remove render target
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ID3D11RenderTargetView *nullViews[] = { nullptr };
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m_context->GetDeviceContext()->OMSetRenderTargets(1u, nullViews, nullptr);
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m_context->GetRenderTargetViewRef().Reset();
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// resize buffer
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DXC(m_context->GetSwapChain()
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->ResizeBuffers(0u, width, height, DXGI_FORMAT_R8G8B8A8_UNORM, NULL));
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// create render target
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Microsoft::WRL::ComPtr<ID3D11Resource> backBuffer = nullptr;
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DXC(m_context->GetSwapChain()->GetBuffer(0u, __uuidof(ID3D11Resource), &backBuffer));
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DXC(m_context->GetDevice()->CreateRenderTargetView(
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backBuffer.Get(),
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nullptr,
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&m_context->GetRenderTargetViewRef()
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));
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// set render target
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m_context->GetDeviceContext()
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->OMSetRenderTargets(1u, m_context->GetRenderTargetView().GetAddressOf(), nullptr);
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}
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} // namespace Light
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