CApp.cpp

#include "CApp.h"
#include "./RayTrace/abLinearAlgebra/Vector.h"

CApp::CApp()
{
    isRunning = true;
    pWindow = NULL;
    pRenderer = NULL;
}

bool CApp::OnInit()
{
    if (SDL_Init(SDL_INIT_EVERYTHING) < 0)
    {
        return false;
    }

    if (!SDL_SetHint(SDL_HINT_RENDER_DRIVER, "opengl"))
    {
        printf("Warning: Could not set SDL_HINT_RENDER_DRIVER to 'opengl'\n");
    }

    pWindow = SDL_CreateWindow("abRayTracer", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, SDL_WINDOW_SHOWN);

    if (pWindow != NULL)
    {
        pRenderer = SDL_CreateRenderer(pWindow, -1, 0);
        m_image.Initialise(1280, 720, pRenderer);

        SDL_SetRenderDrawColor(pRenderer, 255, 255, 255, 255);
        SDL_RenderClear(pRenderer);
        m_scene.Render(m_image);
        m_image.Display();
        SDL_RenderPresent(pRenderer);
    }
    else
    {
        return false;
    }

    return true;
}

int CApp::OnExecute()
{
    SDL_Event event;

    if (OnInit() == false)
    {
        return -1;
    }

    while (isRunning)
    {
        while (SDL_PollEvent(&event) != 0)
        {
            OnEvent(&event);
        }
        OnLoop();
        OnRender();
    }

    return 1;
}

void CApp::OnEvent(SDL_Event *event)
{
    if (event->type == SDL_QUIT)
    {
        isRunning = false;
    }
}

void CApp::OnLoop()
{
}

void CApp::OnRender()
{
    // SDL_SetRenderDrawColor(pRenderer, 255, 255, 255, 255);
    // SDL_RenderClear(pRenderer);
    // m_scene.Render(m_image);
    // m_image.Display();
    // SDL_RenderPresent(pRenderer);
}

void CApp::OnExit()
{
    SDL_DestroyRenderer(pRenderer);
    SDL_DestroyWindow(pWindow);
    pWindow = NULL;
    SDL_Quit();
}