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added caching for much better performance

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This commit is contained in:
Thomas von Dein
2024-05-28 00:07:31 +02:00
committed by T.v.Dein
parent ba247d0606
commit 8cb5585456
2 changed files with 32 additions and 52 deletions
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44
scene-play.go
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@@ -35,7 +35,7 @@ type ScenePlay struct {
TicksElapsed int // tick counter for game speed
Tiles Images // pre-computed tiles for dead and alife cells
Camera Camera // for zoom+move
World *ebiten.Image // actual image we render to
World, Cache *ebiten.Image // actual image we render to
WheelTurned bool // when user turns wheel multiple times, zoom faster
Dragging bool // middle mouse is pressed, move canvas
LastCursorPos []int // used to check if the user is dragging
@@ -411,11 +411,8 @@ func (scene *ScenePlay) Draw(screen *ebiten.Image) {
// a nice grey grid with grid lines
op := &ebiten.DrawImageOptions{}
if scene.Config.NoGrid {
scene.World.Fill(scene.White)
} else {
scene.World.Fill(scene.Grey)
}
op.GeoM.Translate(0, 0)
scene.World.DrawImage(scene.Cache, op)
for y := 0; y < scene.Config.Height; y++ {
for x := 0; x < scene.Config.Width; x++ {
@@ -443,8 +440,6 @@ func (scene *ScenePlay) Draw(screen *ebiten.Image) {
default:
scene.World.DrawImage(scene.Tiles.Age4, op)
}
} else {
scene.World.DrawImage(scene.Tiles.White, op)
}
}
}
@@ -475,11 +470,11 @@ func (scene *ScenePlay) Draw(screen *ebiten.Image) {
paused = "-- paused --"
}
ebitenutil.DebugPrint(
screen,
fmt.Sprintf("FPS: %0.2f, TPG: %d, Mem: %0.2f MB, Generations: %d %s",
ebiten.ActualTPS(), scene.TPG, GetMem(), scene.Generations, paused),
)
debug := fmt.Sprintf("FPS: %0.2f, TPG: %d, Mem: %0.2f MB, Generations: %d %s",
ebiten.ActualTPS(), scene.TPG, GetMem(), scene.Generations, paused)
ebitenutil.DebugPrint(screen, debug)
fmt.Println(debug)
}
}
@@ -505,6 +500,25 @@ func (scene *ScenePlay) InitPattern() {
}
}
func (scene *ScenePlay) InitCache() {
op := &ebiten.DrawImageOptions{}
if scene.Config.NoGrid {
scene.Cache.Fill(scene.White)
} else {
scene.Cache.Fill(scene.Grey)
}
for y := 0; y < scene.Config.Height; y++ {
for x := 0; x < scene.Config.Width; x++ {
op.GeoM.Reset()
op.GeoM.Translate(float64(x*scene.Config.Cellsize), float64(y*scene.Config.Cellsize))
scene.Cache.DrawImage(scene.Tiles.White, op)
}
}
}
func (scene *ScenePlay) InitGrid(grid *Grid) {
if grid != nil {
// use pre-loaded grid
@@ -599,10 +613,12 @@ func (scene *ScenePlay) Init() {
}
scene.World = ebiten.NewImage(scene.Config.ScreenWidth, scene.Config.ScreenHeight)
scene.Cache = ebiten.NewImage(scene.Config.ScreenWidth, scene.Config.ScreenHeight)
scene.InitTiles()
scene.InitCache()
scene.InitGrid(grid)
scene.InitPattern()
scene.InitTiles()
scene.Index = 0
scene.TicksElapsed = 0