155 lines
3.1 KiB
C++
155 lines
3.1 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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// Filename: applicationclass.cpp
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////////////////////////////////////////////////////////////////////////////////
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#include "applicationclass.h"
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ApplicationClass::ApplicationClass()
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{
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m_Direct3D = 0;
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m_Camera = 0;
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m_Model = 0;
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m_ColorShader = 0;
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}
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ApplicationClass::ApplicationClass(const ApplicationClass& other)
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{
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}
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ApplicationClass::~ApplicationClass()
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{
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}
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bool ApplicationClass::Initialize(int screenWidth, int screenHeight, HWND hwnd)
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{
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bool result;
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// Create and initialize the Direct3D object.
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m_Direct3D = new D3DClass;
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result = m_Direct3D->Initialize(screenWidth, screenHeight, VSYNC_ENABLED, hwnd, FULL_SCREEN, SCREEN_DEPTH, SCREEN_NEAR);
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if (!result)
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{
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MessageBox(hwnd, L"Could not initialize Direct3D", L"Error", MB_OK);
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return false;
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}
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// Create the camera object.
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m_Camera = new CameraClass;
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// Set the initial position of the camera.
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m_Camera->SetPosition(0.0f, 0.0f, -5.0f);
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// Create and initialize the model object.
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m_Model = new ModelClass;
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result = m_Model->Initialize(m_Direct3D->GetDevice());
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if (!result)
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{
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MessageBox(hwnd, L"Could not initialize the model object.", L"Error", MB_OK);
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return false;
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}
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// Create and initialize the color shader object.
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m_ColorShader = new ColorShaderClass;
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result = m_ColorShader->Initialize(m_Direct3D->GetDevice(), hwnd);
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if (!result)
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{
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MessageBox(hwnd, L"Could not initialize the color shader object.", L"Error", MB_OK);
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return false;
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}
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return true;
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}
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void ApplicationClass::Shutdown()
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{
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// Release the color shader object.
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if (m_ColorShader)
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{
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m_ColorShader->Shutdown();
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delete m_ColorShader;
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m_ColorShader = 0;
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}
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// Release the model object.
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if (m_Model)
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{
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m_Model->Shutdown();
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delete m_Model;
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m_Model = 0;
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}
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// Release the camera object.
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if (m_Camera)
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{
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delete m_Camera;
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m_Camera = 0;
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}
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// Release the Direct3D object.
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if (m_Direct3D)
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{
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m_Direct3D->Shutdown();
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delete m_Direct3D;
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m_Direct3D = 0;
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}
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return;
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}
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bool ApplicationClass::Frame()
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{
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bool result;
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// Render the graphics scene.
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result = Render();
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if (!result)
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{
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return false;
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}
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return true;
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}
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bool ApplicationClass::Render()
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{
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XMMATRIX worldMatrix, viewMatrix, projectionMatrix;
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bool result;
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// Clear the buffers to begin the scene.
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m_Direct3D->BeginScene(0.0f, 0.0f, 0.0f, 1.0f);
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// Generate the view matrix based on the camera's position.
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m_Camera->Render();
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// Get the world, view, and projection matrices from the camera and d3d objects.
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m_Direct3D->GetWorldMatrix(worldMatrix);
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m_Camera->GetViewMatrix(viewMatrix);
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m_Direct3D->GetProjectionMatrix(projectionMatrix);
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// Put the model vertex and index buffers on the graphics pipeline to prepare them for drawing.
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m_Model->Render(m_Direct3D->GetDeviceContext());
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// Render the model using the color shader.
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result = m_ColorShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix);
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if (!result)
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{
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return false;
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}
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// Present the rendered scene to the screen.
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m_Direct3D->EndScene();
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return true;
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} |