78 lines
1.6 KiB
Go
78 lines
1.6 KiB
Go
package main
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import (
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"os"
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"github.com/veandco/go-sdl2/img"
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"github.com/veandco/go-sdl2/sdl"
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)
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const (
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bmpImagePath = "../../assets/test.bmp"
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pngImagePath = "../../assets/test.png"
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)
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func run() (err error) {
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var window *sdl.Window
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var surface *sdl.Surface
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var bmpImage *sdl.Surface
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var pngImage *sdl.Surface
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if err = sdl.Init(sdl.INIT_VIDEO); err != nil {
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return
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}
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defer sdl.Quit()
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// Create a window for us to draw the images on
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if window, err = sdl.CreateWindow("Loading images", sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED, 800, 600, sdl.WINDOW_SHOWN); err != nil {
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return
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}
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defer window.Destroy()
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if surface, err = window.GetSurface(); err != nil {
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return
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}
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// Load a BMP image
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if bmpImage, err = sdl.LoadBMP(bmpImagePath); err != nil {
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return err
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}
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defer bmpImage.Free()
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// Load a PNG image
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if pngImage, err = img.Load(pngImagePath); err != nil {
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return err
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}
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defer pngImage.Free()
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// Draw the BMP image on the first half of the window
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bmpImage.BlitScaled(nil, surface, &sdl.Rect{X: 0, Y: 0, W: 400, H: 400})
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// Draw the BMP image on the first half of the window
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pngImage.BlitScaled(nil, surface, &sdl.Rect{X: 400, Y: 0, W: 400, H: 400})
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// Update the window surface with what we have drawn
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window.UpdateSurface()
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// Run infinite loop until user closes the window
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running := true
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for running {
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for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
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switch event.(type) {
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case *sdl.QuitEvent:
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running = false
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}
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}
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sdl.Delay(16)
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}
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return
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}
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func main() {
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if err := run(); err != nil {
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os.Exit(1)
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}
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}
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