diff --git a/assets/goban.png b/assets/goban.png
new file mode 100644
index 0000000..69becc3
Binary files /dev/null and b/assets/goban.png differ
diff --git a/assets/stones.png b/assets/stones.png
new file mode 100644
index 0000000..9a7ba48
Binary files /dev/null and b/assets/stones.png differ
diff --git a/main.go b/main.go
index 7dc067e..6e23c89 100644
--- a/main.go
+++ b/main.go
@@ -1,64 +1,9 @@
 package main
 
-import . "git.danitheskunk.com/squishy/blooblib"
-
-type Game struct {
-	tilemap *Tilemap
-}
-
-func (g *Game) Init(settings *Settings) {
-	settings.Title = "Goo v0.0"
-
-	tiles := LoadImage("go.png").MakeTileset(Vec2i{X: 16, Y: 16})
-	g.tilemap = NewTilemap(Vec2i{X: 40, Y: 23}, tiles)
-	g.tilemap.Clear(16)
-	for y := 0; y < 19; y += 1 {
-		for x := 0; x < 19; x += 1 {
-			g.tilemap.Set(Vec2i{X: 10 + x, Y: 1 + y}, 3)
-		}
-		g.tilemap.Set(Vec2i{X: 10, Y: 1 + y}, 11)
-		g.tilemap.Set(Vec2i{X: 28, Y: 1 + y}, 12)
-	}
-
-	for x := 0; x < 19; x += 1 {
-		g.tilemap.Set(Vec2i{X: 10 + x, Y: 1}, 9)
-		g.tilemap.Set(Vec2i{X: 10 + x, Y: 19}, 10)
-		g.tilemap.Set(Vec2i{X: 10 + x, Y: 20}, 17)
-		g.tilemap.Set(Vec2i{X: 10 + x, Y: 21}, 18)
-	}
-
-	for y := 0; y < 21; y += 1 {
-		g.tilemap.Set(Vec2i{X: 29, Y: 1 + y}, 19)
-	}
-	g.tilemap.Set(Vec2i{X: 10, Y: 21}, 20)
-	g.tilemap.Set(Vec2i{X: 29, Y: 1}, 21)
-
-	g.tilemap.Set(Vec2i{X: 10, Y: 1}, 5)
-	g.tilemap.Set(Vec2i{X: 28, Y: 1}, 6)
-	g.tilemap.Set(Vec2i{X: 10, Y: 19}, 7)
-	g.tilemap.Set(Vec2i{X: 28, Y: 19}, 8)
-
-	g.tilemap.Set(Vec2i{X: 13, Y: 4}, 4)
-	g.tilemap.Set(Vec2i{X: 25, Y: 4}, 4)
-	g.tilemap.Set(Vec2i{X: 13, Y: 16}, 4)
-	g.tilemap.Set(Vec2i{X: 25, Y: 16}, 4)
-	g.tilemap.Set(Vec2i{X: 13, Y: 10}, 4)
-	g.tilemap.Set(Vec2i{X: 13, Y: 16}, 4)
-	g.tilemap.Set(Vec2i{X: 25, Y: 10}, 4)
-	g.tilemap.Set(Vec2i{X: 25, Y: 16}, 4)
-	g.tilemap.Set(Vec2i{X: 19, Y: 4}, 4)
-	g.tilemap.Set(Vec2i{X: 19, Y: 10}, 4)
-	g.tilemap.Set(Vec2i{X: 19, Y: 16}, 4)
-}
-
-func (g *Game) Render(screen *Image) {
-	screen.DrawTilemap(g.tilemap, Vec2i{})
-	screen.Draw(g.tilemap.Tileset[2], Vec2i{X: 16 * 25, Y: 16 * 4})
-	screen.Draw(g.tilemap.Tileset[1], Vec2i{X: 16 * 13, Y: 16 * 16})
-}
-
-func (g *Game) Update() {
-}
+import (
+	. "git.danitheskunk.com/squishy/blooblib"
+	. "git.danitheskunk.com/squishy/goo/src"
+)
 
 func main() {
 	Run(&Game{})
diff --git a/src/boardstate.go b/src/boardstate.go
new file mode 100644
index 0000000..5ea01b9
--- /dev/null
+++ b/src/boardstate.go
@@ -0,0 +1,47 @@
+package src
+
+import . "git.danitheskunk.com/squishy/blooblib"
+
+type CellState uint8
+
+const (
+	Empty = CellState(0)
+	Black = CellState(1)
+	White = CellState(2)
+)
+
+type BoardState struct {
+	tilemap *Tilemap
+}
+
+var tilesStones []*Image
+
+func NewBoardState() *BoardState {
+	if tilesStones == nil {
+		tilesStones = LoadImage("assets/stones.png").MakeTileset(Vec2i{X: 16, Y: 16})
+	}
+
+	return &BoardState{tilemap: NewTilemap(Vec2i{X: 19, Y: 19}, tilesStones)}
+}
+
+func (bs *BoardState) Get(pos Vec2i) CellState {
+	if pos.X < 0 || pos.Y < 0 || pos.X >= 19 || pos.Y >= 19 {
+		panic("boardstate out of bounds")
+	}
+	return CellState(bs.tilemap.Get(pos))
+}
+
+func (bs *BoardState) Set(pos Vec2i, val CellState) {
+	if pos.X < 0 || pos.Y < 0 || pos.X >= 19 || pos.Y >= 19 {
+		panic("boardstate out of bounds")
+	}
+	bs.tilemap.Set(pos, int(val))
+}
+
+func (bs *BoardState) Clear() {
+	bs.tilemap.Clear(int(Empty))
+}
+
+func (bs *BoardState) Draw(target *Image) {
+	target.DrawTilemap(bs.tilemap, Vec2i{X: 10 * 16, Y: 1 * 16})
+}
diff --git a/src/game.go b/src/game.go
new file mode 100644
index 0000000..6c4614d
--- /dev/null
+++ b/src/game.go
@@ -0,0 +1,28 @@
+package src
+
+import (
+	. "git.danitheskunk.com/squishy/blooblib"
+)
+
+type Game struct {
+	gobanRenderer *GobanRenderer
+	boardState    *BoardState
+}
+
+func (g *Game) Init(settings *Settings) {
+	settings.Title = "Goo v0.0"
+	g.boardState = NewBoardState()
+	g.gobanRenderer = NewGobanRenderer(g.boardState)
+	
+	g.boardState.Set(Vec2i{X:3,Y:3}, Black)
+}
+
+func (g *Game) Render(screen *Image) {
+	g.gobanRenderer.Render(screen)
+	//screen.DrawTilemap(g.tilemap, Vec2i{})
+	//screen.Render(g.tilemap.Tileset[2], Vec2i{X: 16 * 25, Y: 16 * 4})
+	//screen.Render(g.tilemap.Tileset[1], Vec2i{X: 16 * 13, Y: 16 * 16})
+}
+
+func (g *Game) Update() {
+}
diff --git a/src/gobanrenderer.go b/src/gobanrenderer.go
new file mode 100644
index 0000000..0fb01b6
--- /dev/null
+++ b/src/gobanrenderer.go
@@ -0,0 +1,88 @@
+package src
+
+import . "git.danitheskunk.com/squishy/blooblib"
+
+type GobanRenderer struct {
+	tilemap    *Tilemap
+	boardState *BoardState
+}
+
+const (
+	tileBoardTopLeft      = 0
+	tileBoardTopRight     = 2
+	tileBoardBottomLeft   = 8
+	tileBoardBottomRight  = 10
+	tileBoardTop          = 1
+	tileBoardBottom       = 9
+	tileBoardLeft         = 4
+	tileBoardRight        = 6
+	tileBoard             = 5
+	tileBoardStar         = 3
+	tileBg                = 12
+	tileBottomOfBoard1    = 7
+	tileBottomOfBoard2    = 11
+	tileRightOfBoard      = 13
+	tileBottomLeftOfBoard = 14
+	tileTopRightOfBoard   = 15
+	tileStoneBlack        = 0
+	tileStoneWhite        = 1
+	tileStoneBlackHalf    = 2
+	tileStoneWhiteHalf    = 3
+)
+
+var tilesGoban []*Image
+
+func NewGobanRenderer(boardState *BoardState) *GobanRenderer {
+	if tilesGoban == nil {
+		tilesGoban = LoadImage("assets/goban.png").MakeTileset(Vec2i{X: 16, Y: 16})
+	}
+
+	tilemap := NewTilemap(Vec2i{X: 40, Y: 23}, tilesGoban)
+	tilemap.Clear(tileBg)
+
+	for y := 0; y < 19; y += 1 {
+		for x := 0; x < 19; x += 1 {
+			tilemap.Set(Vec2i{X: 10 + x, Y: 1 + y}, tileBoard)
+		}
+		tilemap.Set(Vec2i{X: 10, Y: 1 + y}, tileBoardLeft)
+		tilemap.Set(Vec2i{X: 28, Y: 1 + y}, tileBoardRight)
+	}
+
+	for x := 0; x < 19; x += 1 {
+		tilemap.Set(Vec2i{X: 10 + x, Y: 1}, tileBoardTop)
+		tilemap.Set(Vec2i{X: 10 + x, Y: 19}, tileBoardBottom)
+
+		tilemap.Set(Vec2i{X: 10 + x, Y: 20}, tileBottomOfBoard1)
+		tilemap.Set(Vec2i{X: 10 + x, Y: 21}, tileBottomOfBoard2)
+	}
+
+	for y := 0; y < 21; y += 1 {
+		tilemap.Set(Vec2i{X: 29, Y: 1 + y}, tileRightOfBoard)
+	}
+	tilemap.Set(Vec2i{X: 10, Y: 21}, tileBottomLeftOfBoard)
+	tilemap.Set(Vec2i{X: 29, Y: 1}, tileTopRightOfBoard)
+
+	tilemap.Set(Vec2i{X: 10, Y: 1}, tileBoardTopLeft)
+	tilemap.Set(Vec2i{X: 28, Y: 1}, tileBoardTopRight)
+	tilemap.Set(Vec2i{X: 10, Y: 19}, tileBoardBottomLeft)
+	tilemap.Set(Vec2i{X: 28, Y: 19}, tileBoardBottomRight)
+
+	tilemap.Set(Vec2i{X: 13, Y: 4}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 25, Y: 4}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 13, Y: 16}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 25, Y: 16}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 13, Y: 10}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 13, Y: 16}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 25, Y: 10}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 25, Y: 16}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 19, Y: 4}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 19, Y: 10}, tileBoardStar)
+	tilemap.Set(Vec2i{X: 19, Y: 16}, tileBoardStar)
+
+	return &GobanRenderer{tilemap: tilemap, boardState: boardState}
+}
+
+func (gr *GobanRenderer) Render(target *Image) {
+	target.DrawTilemap(gr.tilemap, Vec2i{})
+	gr.boardState.Draw(target)
+}