initial commit, with support for basic lake generation.

2026-01-26 14:29:05 -06:00
commit b2db760502
6 changed files with 510 additions and 0 deletions
@@ -0,0 +1,152 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"strconv"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/app"
+	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/widget"
+)
+
+func main() {
+	a := app.New()
+	w := a.NewWindow("RPG City Maker")
+	w.Resize(fyne.NewSize(800, 600))
+
+	settings, err := LoadSettings()
+	if err != nil {
+		log.Println("Error loading settings:", err)
+		// Use default settings if loading fails
+		settings = &Settings{Detail: 1, Roughness: 0, Width: 300, Height: 300, Lakes: 0, LakeSize: 1}
+	}
+
+	w.SetOnClosed(func() {
+		if err := settings.Save(); err != nil {
+			log.Println("Error saving settings:", err)
+		}
+	})
+
+	canvasImg := &canvas.Image{
+		FillMode: canvas.ImageFillContain,
+	}
+
+	heightmapImg := &canvas.Image{
+		FillMode: canvas.ImageFillContain,
+	}
+
+	// Initial image generation
+	noiseImg := GenerateHeightmap(settings.Width, settings.Height, int(settings.Detail))
+	canvasWithLakes, lakePixels := GenerateLakes(settings.Width, settings.Height, settings.Lakes, settings.LakeSize)
+	darkenedHeightmap := DarkenLakeAreas(noiseImg, lakePixels)
+	compositeImg := ApplyRoughness(darkenedHeightmap, settings.Roughness)
+	heightmapImg.Image = compositeImg
+	canvasImg.Image = canvasWithLakes
+
+	detailLabel := widget.NewLabel(fmt.Sprintf("Detail: %.0f", settings.Detail))
+	detailSlider := widget.NewSlider(1, 16)
+	detailSlider.OnChanged = func(val float64) {
+		settings.Detail = val
+		detailLabel.SetText(fmt.Sprintf("Detail: %.0f", settings.Detail))
+	}
+	detailSlider.SetValue(settings.Detail)
+
+	roughnessLabel := widget.NewLabel(fmt.Sprintf("Roughness: %.0f%%", settings.Roughness))
+	roughnessSlider := widget.NewSlider(0, 100)
+	roughnessSlider.OnChanged = func(val float64) {
+		settings.Roughness = val
+		roughnessLabel.SetText(fmt.Sprintf("Roughness: %.0f%%", settings.Roughness))
+	}
+	roughnessSlider.SetValue(settings.Roughness)
+
+	lakesLabel := widget.NewLabel(fmt.Sprintf("Lakes: %d", settings.Lakes))
+	lakesSlider := widget.NewSlider(0, 15)
+	lakesSlider.OnChanged = func(val float64) {
+		settings.Lakes = int(val)
+		lakesLabel.SetText(fmt.Sprintf("Lakes: %d", settings.Lakes))
+	}
+	lakesSlider.SetValue(float64(settings.Lakes))
+
+	lakeSizeLabel := widget.NewLabel(fmt.Sprintf("Lake Size: %.0f%%", settings.LakeSize))
+	lakeSizeSlider := widget.NewSlider(1, 100)
+	lakeSizeSlider.OnChanged = func(val float64) {
+		settings.LakeSize = val
+		lakeSizeLabel.SetText(fmt.Sprintf("Lake Size: %.0f%%", settings.LakeSize))
+	}
+	lakeSizeSlider.SetValue(settings.LakeSize)
+
+	widthEntry := widget.NewEntry()
+	widthEntry.SetText(strconv.Itoa(settings.Width))
+	widthEntry.OnChanged = func(s string) {
+		val, err := strconv.Atoi(s)
+		if err == nil {
+			settings.Width = val
+		}
+	}
+
+	heightEntry := widget.NewEntry()
+	heightEntry.SetText(strconv.Itoa(settings.Height))
+	heightEntry.OnChanged = func(s string) {
+		val, err := strconv.Atoi(s)
+		if err == nil {
+			settings.Height = val
+		}
+	}
+
+	generateBtn := widget.NewButton("Generate", func() {
+		noiseImg := GenerateHeightmap(settings.Width, settings.Height, int(settings.Detail))
+		canvasWithLakes, lakePixels := GenerateLakes(settings.Width, settings.Height, settings.Lakes, settings.LakeSize)
+		darkenedHeightmap := DarkenLakeAreas(noiseImg, lakePixels)
+		compositeImg := ApplyRoughness(darkenedHeightmap, settings.Roughness)
+		heightmapImg.Image = compositeImg
+		heightmapImg.Refresh()
+		canvasImg.Image = canvasWithLakes
+		canvasImg.Refresh()
+	})
+
+	terrainTab := container.NewTabItem("Terrain", container.NewVBox(
+		detailLabel,
+		detailSlider,
+		roughnessLabel,
+		roughnessSlider,
+		lakesLabel,
+		lakesSlider,
+		lakeSizeLabel,
+		lakeSizeSlider,
+	))
+
+	imageTab := container.NewTabItem("Image", container.NewVBox(
+		widget.NewLabel("Width:"),
+		widthEntry,
+		widget.NewLabel("Height:"),
+		heightEntry,
+		generateBtn,
+	))
+
+	tabs := container.NewAppTabs(
+		imageTab,
+		terrainTab,
+	)
+
+	left := container.NewVBox(
+		widget.NewLabel("Hello World!"),
+		tabs,
+	)
+
+	right := container.NewGridWithRows(2,
+		canvasImg,
+		heightmapImg,
+	)
+
+	split := container.NewHSplit(
+		left,
+		right,
+	)
+	split.SetOffset(0.3)
+
+	w.SetContent(split)
+	w.ShowAndRun()
+}