diff options
Diffstat (limited to 'main.go')
| -rw-r--r-- | main.go | 132 |
1 files changed, 132 insertions, 0 deletions
@@ -0,0 +1,132 @@ +package main + +import ( + "log" + "image" + _ "image/png" + + "github.com/hajimehoshi/ebiten/v2" + "github.com/hajimehoshi/ebiten/v2/ebitenutil" +) + +const ( + screenWidth = 240 + screenHeight = 240 + tileSize = 16 + playerSpeed = 0.2 + jumpHeight = 0.2 +) + +type Game struct { + tilemap *Tilemap + offsetX int + offsetY int + player *GameObject +} + +func (g * Game)InitPlayer() { + g.player = &GameObject{ + x: 5, + y: 5, + } + + playerImage, _, err := ebitenutil.NewImageFromFile("Assets/Main Characters/Ninja Frog/Idle (32x32).png") + if err != nil { + log.Fatal(err) + } + + g.player.image = playerImage.SubImage(image.Rect(0, 0, 32, 32)).(*ebiten.Image) +} + +func (g *Game) Init() { + tilemap := NewTilemap([][]int{ + { + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 218, 243, 243, 243, 243, 243, 243, 243, 243, 243, 218, 243, 244, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 244, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 219, 243, 243, 243, 219, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + 243, 218, 243, 243, 243, 243, 243, 243, 243, 243, 243, 244, 243, 243, 243, + 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, + }, + { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, + 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 29, + 29, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 51, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + }, + }, 15) + g.tilemap = &tilemap + + g.tilemap.UpdateSurface() + + g.InitPlayer() + + + ebiten.SetWindowSize(screenWidth*2, screenHeight*2) + ebiten.SetWindowTitle("Tiles (Ebitengine Demo)") + if err := ebiten.RunGame(g); err != nil { + log.Fatal(err) + } + +} + +func (g *Game) Update() error { + if ebiten.IsKeyPressed(ebiten.KeyLeft) || ebiten.IsKeyPressed(ebiten.KeyA) { + g.player.vx = -playerSpeed + } + + if ebiten.IsKeyPressed(ebiten.KeyRight) || ebiten.IsKeyPressed(ebiten.KeyD) { + g.player.vx = playerSpeed + } + + if g.player.onGround && (ebiten.IsKeyPressed(ebiten.KeySpace) || ebiten.IsKeyPressed(ebiten.KeyUp)) { + g.player.vy = -jumpHeight + } + + g.player.Update(*g.tilemap) + return g.tilemap.Update() +} + +func (g *Game) Draw(screen *ebiten.Image) { + op := &ebiten.DrawImageOptions{} + op.GeoM.Translate(float64(g.offsetX), float64(g.offsetY)) + + screen.DrawImage(g.tilemap.surface, op) + g.player.Draw(screen, *g.tilemap) + ebitenutil.DebugPrint(screen, "Hello, World!") +} + +func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int){ + return screenWidth, screenHeight +} + +func main() { + ebiten.SetWindowTitle("Hello, World!") + game := &Game{} + game.Init() + + if err := ebiten.RunGame(game); err != nil { + log.Fatal(err) + } +} |