package engine

import (
    "github.com/veandco/go-sdl2/sdl"
)

type Engine struct {
    window   *sdl.Window
    renderer *sdl.Renderer
}

func 如何利用Golang打造高效的游戏开发框架 NewEngine() *Engine {
    err := sdl.Init(sdl.INIT_EVERYTHING)
    if err != nil {
        panic(err)
    }
    window, err := sdl.CreateWindow("Game", sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED, 800, 600, sdl.WINDOW_SHOWN)
    if err != nil {
        panic(err)
    }
    renderer, err := sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
    if err != nil {
        panic(err)
    }
    return &Engine{
        window:   window,
        renderer: renderer,
    }
}

func (e *Engine) Run() {
    defer sdl.Quit()
    defer e.window.Destroy()
    defer e.renderer.Destroy()

    for {
        e.renderer.SetDrawColor(255, 255, 255, 255)
        e.renderer.Clear()
        // 渲染游戏画面
        e.renderer.Present()
    }
}