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using int64 for grid

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This commit is contained in:
Thomas von Dein
2024-05-23 17:07:21 +02:00
parent 8241cf83f2
commit 62c38be1df
3 changed files with 21 additions and 50 deletions
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49
game.go
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@@ -46,8 +46,8 @@ func (game *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return game.ScreenWidth, game.ScreenHeight
}
func (game *Game) CheckRule(state, neighbors int) int {
var nextstate int
func (game *Game) CheckRule(state int64, neighbors int64) int64 {
var nextstate int64
// The standard Game of Life is symbolized in rule-string notation
// as B3/S23 (23/3 here). A cell is born if it has exactly three
@@ -56,11 +56,11 @@ func (game *Game) CheckRule(state, neighbors int) int {
// what is required for a dead cell to be born.
if state == 0 && Contains(game.Rule.Birth, neighbors) {
nextstate = 1
nextstate = Alive
} else if state == 1 && Contains(game.Rule.Death, neighbors) {
nextstate = 1
nextstate = Alive
} else {
nextstate = 0
nextstate = Dead
}
return nextstate
@@ -91,8 +91,8 @@ func (game *Game) UpdateCells() {
// change state of current cell in next grid
game.Grids[next].Data[y][x] = nextstate
if state == 1 {
game.History.Data[y][x] = 1
if state == Alive && nextstate == Dead {
game.History.Data[y][x] = game.Generations
}
}
}
@@ -242,7 +242,7 @@ func (game *Game) Update() error {
}
// set a cell to alive or dead
func (game *Game) ToggleCellOnCursorPos(alive int) {
func (game *Game) ToggleCellOnCursorPos(alive int64) {
// use cursor pos relative to the world
worldX, worldY := game.Camera.ScreenToWorld(ebiten.CursorPosition())
x := int(worldX) / game.Cellsize
@@ -363,35 +363,6 @@ func (game *Game) InitGrid(grid *Grid) {
game.History = history
}
func (game *Game) _InitGrid(grid *Grid) {
grida := &Grid{Data: make([][]int, game.Height)}
gridb := &Grid{Data: make([][]int, game.Height)}
history := &Grid{Data: make([][]int, game.Height)}
for y := 0; y < game.Height; y++ {
grida.Data[y] = make([]int, game.Width)
gridb.Data[y] = make([]int, game.Width)
history.Data[y] = make([]int, game.Width)
if !game.Empty {
for x := 0; x < game.Width; x++ {
if rand.Intn(game.Density) == 1 {
history.Data[y][x] = 1
grida.Data[y][x] = 1
}
}
}
}
game.Grids = []*Grid{
grida,
gridb,
}
game.History = history
}
// prepare tile images
func (game *Game) InitTiles() {
game.Black = color.RGBA{0, 0, 0, 0xff}
@@ -454,8 +425,8 @@ func (game *Game) Init() {
}
// count the living neighbors of a cell
func (game *Game) CountNeighbors(x, y int) int {
sum := 0
func (game *Game) CountNeighbors(x, y int) int64 {
var sum int64
// so we look ad all 8 neighbors surrounding us. In case we are on
// an edge, then we'll look at the neighbor on the other side of