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tiles!

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This commit is contained in:
Josh Deprez 2021-07-23 17:17:56 +10:00 committed by Josh Deprez
parent aa6cbbf295
commit a2fb805f41
1 changed files with 16 additions and 2 deletions
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18
engine/tiles.go
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@ -1,16 +1,30 @@
package engine package engine
import "github.com/hajimehoshi/ebiten/v2" import (
"image"
"github.com/hajimehoshi/ebiten/v2"
)
type Tilemap struct { type Tilemap struct {
Map [][]int Map [][]int
Src *ebiten.Image Src *ebiten.Image
TileSize int TileSize int
GeoM *ebiten.GeoM GeoM ebiten.GeoM
ZPos ZPos
} }
func (t *Tilemap) Draw(screen *ebiten.Image) { func (t *Tilemap) Draw(screen *ebiten.Image) {
for j, row := range t.Map {
for i, tile := range row {
var op ebiten.DrawImageOptions
op.GeoM.Translate(float64(i*t.TileSize), float64(j*t.TileSize))
op.GeoM.Concat(t.GeoM)
sx := tile * t.TileSize
src := t.Src.SubImage(image.Rect(sx, 0, sx+t.TileSize, t.TileSize)).(*ebiten.Image)
screen.DrawImage(src, &op)
}
}
} }