mirror of
https://github.com/borgesdan/xn65
synced 2024-12-29 21:54:47 +01:00
66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
#include "xna/xna-dx.hpp"
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namespace xna {
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RenderTarget2D::RenderTarget2D() : Texture2D(nullptr) {
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impl2 = unew<PlatformImplementation>();
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}
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RenderTarget2D::RenderTarget2D(sptr<GraphicsDevice> const& device) : Texture2D(device) {
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impl2 = unew<PlatformImplementation>();
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}
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P_RenderTarget2D RenderTarget2D::FromBackBuffer(P_GraphicsDevice const& device) {
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auto& swapChain = device->impl->_swapChain;
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auto rt = snew<RenderTarget2D>(device);
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auto& implementation = rt->impl;
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auto& implementation2 = rt->impl2;
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if (!swapChain->impl->GetBackBuffer(implementation->dxTexture2D))
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{
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Exception::Throw(Exception::FAILED_TO_CREATE);
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}
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rt->Initialize();
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return rt;
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}
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void RenderTarget2D::Initialize() {
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if (!impl || !m_device || !m_device->impl->_device) {
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Exception::Throw(Exception::UNABLE_TO_INITIALIZE);
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}
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impl->dxDescription.Width = width;
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impl->dxDescription.Height = height;
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impl->dxDescription.BindFlags = D3D11_BIND_FLAG::D3D11_BIND_RENDER_TARGET;
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Texture2D::Initialize();
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auto& dxdevice = m_device->impl->_device;
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const auto hr = dxdevice->CreateRenderTargetView(
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impl->dxTexture2D.Get(),
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NULL,
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impl2->_renderTargetView.ReleaseAndGetAddressOf());
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if (FAILED(hr)) {
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Exception::Throw(Exception::FAILED_TO_CREATE);
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}
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impl2->_renderTargetView->GetDesc(&impl2->_renderTargetDesc);
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}
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void RenderTarget2D::Apply() {
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if (!m_device || !m_device->impl->_context) {
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Exception::Throw(Exception::FAILED_TO_APPLY);
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}
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if (!impl2->_renderTargetView)
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{
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Initialize();
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}
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auto& context = m_device->impl->_context;
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context->OMSetRenderTargets(1, impl2->_renderTargetView.GetAddressOf(), nullptr);
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}
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} |