윈도우 창에 선(Line) 그리기


📼 DirextX 11로 생성한 윈도우 창에 라인 그리기

CPU           GPU                       CreateDevice        
 |             |
RAM --------- VRAM                      SwapChain
 |             |    <->   DXGI            - Device
SSD           B/B                         - DeviceContext
                                       RTV (OM 단계)
                        SwapChain         - B/B
                                        Viewport (RS 단계)

////////////////////////////////////////////////////////////

Initialize()
    Vertices[2]; // RAM - Stack
        
    VertexBuffer

Render()
    Clear(RTV, Black);
    DC -> IASetVertexBuffers(VertexBuffer);
    DC -> IASetPrimitiveTopology(LineList);
    shader->Draw(2);

04_Line.fx
    VS() - Vertex 정보 -> RS 보냄
    PS() - 픽셀  세팅
    technique11
        - pass

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