fixed initial zoom for smaller grids, turned grid to 1px, fix generation count

TODO.md

@@ -1,7 +1 @@
 - add all other options like size etc
-
-- changing options mid-game has no effect in most cases, even after a restart
-
-- initial zoom pos doesnt work for small grids
-
-- fix generation count: starts even when delayedstart is on or on restart

config.go

@@ -66,10 +66,10 @@ func (config *Config) SetupCamera() {
 		config.InitialCamPos[0] = math.Abs(config.InitialCamPos[0])
 	}
 
-	// for Y we need only positive (really?)
+	// same for Y
+	config.InitialCamPos[1] = float64(((config.ScreenHeight - (config.Height * config.Cellsize)) / 2) * -1)
 	if config.Height*config.Cellsize > config.ScreenHeight {
-		config.InitialCamPos[1] = math.Abs(
-			float64(((config.ScreenHeight - (config.Height * config.Cellsize)) / 2)))
+		config.InitialCamPos[1] = math.Abs(config.InitialCamPos[1])
 	}
 
 	// Calculate  zoom out factor, which  shows 100% of the  world. We
@@ -80,7 +80,7 @@ func (config *Config) SetupCamera() {
 	// is being used in camera.go:worldMatrix().
 
 	// FIXME: determine if the diff is larger on width, then calc with
-	// widh instead of height
+	// width instead of height
 	config.ZoomOutFactor = int(
 		math.Log(float64(config.ScreenHeight)/(float64(config.Height)*float64(config.Cellsize))) /
 			math.Log(1.01))

play.go

@@ -385,6 +385,7 @@ func (scene *ScenePlay) SaveRectRLE() {
 func (scene *ScenePlay) Update() error {
 	if scene.Config.Restart {
 		scene.Config.Restart = false
+		scene.Generations = 0
 		scene.InitGrid()
 		scene.InitCache()
 		return nil
@@ -713,8 +714,8 @@ func FillCell(tile *ebiten.Image, cellsize int, col color.RGBA) {
 		tile,
 		float32(1),
 		float32(1),
-		float32(cellsize-1),
-		float32(cellsize-1),
+		float32(cellsize),
+		float32(cellsize),
 		col, false,
 	)
 }