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@fopina
Last active April 18, 2019 00:39
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package main
import (
"os"
"fmt"
"math/rand"
"github.com/veandco/go-sdl2/sdl"
)
const (
WindowTitle = "test"
WindowWidth = 800
WindowHeight = 600
)
func run() int {
var window *sdl.Window
var renderer *sdl.Renderer
var err error
r := rand.New(rand.NewSource(99))
sdl.Do(func() {
window, err = sdl.CreateWindow(
WindowTitle,
0, 0,
WindowWidth, WindowHeight,
sdl.WINDOW_FULLSCREEN,
)
})
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", err)
return 1
}
defer func() {
sdl.Do(func() {
window.Destroy()
})
}()
sdl.Do(func() {
renderer, err = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
})
if err != nil {
fmt.Fprint(os.Stderr, "Failed to create renderer: %s\n", err)
return 2
}
defer func() {
sdl.Do(func() {
renderer.Destroy()
})
}()
running := true
for running {
sdl.Do(func() {
for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
switch event.(type) {
case *sdl.KeyboardEvent:
running = false
}
}
renderer.Clear()
renderer.SetDrawColor(uint8(r.Int31n(255)), uint8(r.Int31n(255)), uint8(r.Int31n(255)), 0x80)
renderer.FillRect(&sdl.Rect{0, 0, WindowWidth, WindowHeight})
renderer.Present()
})
}
return 0
}
func main() {
var exitcode int
sdl.Main(func() {
exitcode = run()
})
os.Exit(exitcode)
}
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