moved to codeberg

2025-12-16 12:10:59 +01:00 · 2025-11-26 20:53:03 +01:00
parent 3aee72e78d
commit 7abe65327b
15 changed files with 3 additions and 911 deletions
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -1,65 +0,0 @@
-# vim: set ts=2 sw=2 tw=0 fo=cnqoj
-
-version: 2
-
-before:
-  hooks:
-    - go mod tidy
-
-gitea_urls:
-  api: https://codeberg.org/api/v1
-  download: https://codeberg.org
-  
-builds:
-  - env:
-      - CGO_ENABLED=0
-    goos:
-      - linux
-      - freebsd
-
-archives:
-  - formats: [tar.gz]
-    # this name template makes the OS and Arch compatible with the results of `uname`.
-    name_template: >-
-      {{ .ProjectName }}_
-      {{- title .Os }}_
-      {{- if eq .Arch "amd64" }}x86_64
-      {{- else if eq .Arch "386" }}i386
-      {{- else }}{{ .Arch }}{{ end }}
-      {{- if .Arm }}v{{ .Arm }}{{ end }}_{{ .Tag }}
-    # use zip for windows archives
-    format_overrides:
-      - goos: windows
-        formats: [zip]
-      - goos: linux
-        formats: [tar.gz,binary]
-    files:
-      - src: "*.md"
-        strip_parent: true
-      - src: Makefile.dist
-        dst: Makefile
-    wrap_in_directory: true
-
-changelog:
-  sort: asc
-  filters:
-    exclude:
-      - "^docs:"
-      - "^test:"
-  groups:
-    - title: Improved
-      regexp: '^.*?(feat|add|new)(\([[:word:]]+\))??!?:.+$'
-      order: 0
-    - title: Fixed
-      regexp: '^.*?(bug|fix)(\([[:word:]]+\))??!?:.+$'
-      order: 1
-    - title: Changed
-      order: 999
-
-release:
-  header: "# Release Notes"
-  footer: >-
-
-    ---
-
-    Full Changelog: [{{ .PreviousTag }}...{{ .Tag }}](https://codeberg.org/scip/kageviewer/compare/{{ .PreviousTag }}...{{ .Tag }})
--- a/.woodpecker/build.yaml
+++ b/.woodpecker/build.yaml
@@ -1,31 +0,0 @@
-matrix:
-  platform:
-    - linux/amd64
-  goversion:
-    - 1.24
-
-labels:
-  platform: ${platform}
-    
-steps:
-  build:
-    when:
-      event: [push]
-    image: golang:${goversion}
-    commands:
-      - apt-get update
-      - apt-get install -y libasound2-dev libgl1-mesa-dev libxcursor-dev libxi-dev libxinerama-dev libxrandr-dev libxxf86vm-dev
-      - go get
-      - go build
-
-  linter:
-    when:
-      event: [push]
-    image: golang:${goversion}
-    commands:
-      - apt-get update
-      - apt-get install -y libasound2-dev libgl1-mesa-dev libxcursor-dev libxi-dev libxinerama-dev libxrandr-dev libxxf86vm-dev
-      - curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | sh -s -- -b $(go env GOPATH)/bin v2.5.0
-      - golangci-lint --version
-      - golangci-lint run ./...
-    depends_on: [build]
--- a/.woodpecker/release.yaml
+++ b/.woodpecker/release.yaml
@@ -1,15 +0,0 @@
-# build release
-
-labels:
-  platform: linux/amd64
-    
-steps:
-  goreleaser:
-    image: goreleaser/goreleaser
-    when:
-      event: [tag]
-    environment:
-      GITEA_TOKEN:
-        from_secret: DEPLOY_TOKEN
-    commands:
-      - goreleaser release --clean --verbose
--- a/91
+++ b/91
@@ -1,91 +0,0 @@
-# Copyright © 2024 Thomas von Dein
-
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-
-#
-# no need to modify anything below
-tool      = kageviewer
-VERSION   = $(shell grep VERSION config.go | head -1 | cut -d '"' -f2)
-archs     = darwin freebsd linux windows
-PREFIX    = /usr/local
-UID       = root
-GID       = 0
-HAVE_POD := $(shell pod2text -h 2>/dev/null)
-
-all: buildlocal
-
-# doesn't build
-#CGO_LDFLAGS='-static' go build -tags osusergo,netgo -ldflags "-extldflags=-static" -o $(tool)
-buildlocal:
-	go build
-
-install: buildlocal
-	install -d -o $(UID) -g $(GID) $(PREFIX)/bin
-	install -d -o $(UID) -g $(GID) $(PREFIX)/man/man1
-	install -o $(UID) -g $(GID) -m 555 $(tool)  $(PREFIX)/sbin/
-	install -o $(UID) -g $(GID) -m 444 $(tool).1 $(PREFIX)/man/man1/
-
-clean:
-	rm -rf $(tool) coverage.out testdata t/out
-
-shader-destruct: buildlocal
-	./$(tool) -g 32x32 -i example/wall.png -i example/damage.png --map-ticks Time -s example/destruct.kage
-
-shader-ebiten: buildlocal
-	./$(tool) -g 640x480 --map-mouse Cursor -s example/ebiten.kage
-
-test: clean
-	mkdir -p t/out
-	go test ./... $(ARGS)
-
-testlint: test lint
-
-lint:
-	golangci-lint run
-
-lint-full:
-	golangci-lint run --enable-all --exclude-use-default --disable exhaustivestruct,exhaustruct,depguard,interfacer,deadcode,golint,structcheck,scopelint,varcheck,ifshort,maligned,nosnakecase,godot,funlen,gofumpt,cyclop,noctx,gochecknoglobals,paralleltest
-
-testfuzzy: clean
-	go test -fuzz ./... $(ARGS)
-
-singletest:
-	@echo "Call like this: make singletest TEST=TestPrepareColumns ARGS=-v"
-	go test -run $(TEST) $(ARGS)
-
-cover-report:
-	go test ./... -cover -coverprofile=coverage.out
-	go tool cover -html=coverage.out
-
-goupdate:
-	go get -t -u=patch ./...
-
-release:
-	gh release create v$(VERSION) --generate-notes
-
-show-versions: buildlocal
-	@echo "### kageviewer version:"
-	@./kageviewer -V
-
-	@echo
-	@echo "### go module versions:"
-	@go list -m all
-
-	@echo
-	@echo "### go version used for building:"
-	@grep -m 1 go go.mod
-
-# lint:
-# 	golangci-lint run -p bugs -p unused
--- a/Makefile.dist
+++ b/Makefile.dist
@@ -1,18 +0,0 @@
-# -*-make-*-
-
-.PHONY: install all
-
-tool   = rpn
-PREFIX = /usr/local
-UID    = root
-GID    = 0
-
-all:
-	@echo "Type 'sudo make install' to install the tool."
-	@echo "To change prefix, type 'sudo make install PREFIX=/opt'"
-
-install:
-	install -d -o $(UID) -g $(GID) $(PREFIX)/bin
-	install -d -o $(UID) -g $(GID) $(PREFIX)/share/doc
-	install -o $(UID) -g $(GID) -m 555 $(tool)  $(PREFIX)/sbin/
-	install -o $(UID) -g $(GID) -m 444 *.md $(PREFIX)/share/doc/
--- a/README.md
+++ b/README.md
@@ -6,6 +6,9 @@
 [![Go Report Card](https://goreportcard.com/badge/codeberg.org/scip/kageviewer)](https://goreportcard.com/report/codeberg.org/scip/kageviewer) 
 [![status-badge](https://ci.codeberg.org/api/badges/15617/status.svg)](https://ci.codeberg.org/repos/15617)

+> [!CAUTION]
+> This software is now being maintained on [Codeberg](https://codeberg.org/scip/kageviewer/).
+
 This   little  tool   can  be   used  to   test  shaders   written  in
 [Kage](https://ebitengine.org/en/documents/shader.html), a shader meta
 language for
--- a/config.go
+++ b/config.go
@@ -1,197 +0,0 @@
-/*
-Copyright © 2024 Thomas von Dein
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package main
-
-import (
-	"errors"
-	"fmt"
-	"os"
-	"path/filepath"
-	"strconv"
-	"strings"
-
-	"github.com/knadh/koanf/parsers/toml"
-	"github.com/knadh/koanf/providers/file"
-	"github.com/knadh/koanf/providers/posflag"
-	"github.com/knadh/koanf/v2"
-	flag "github.com/spf13/pflag"
-)
-
-const (
-	VERSION string = "0.0.6"
-	Usage   string = `This is kageviewer, a shader viewer.
-
-Usage: kageviewer [-vd] [-c <config file>] [-g geom] [-p geom] \
-       -i <image0.png> -i <image1.png> -s <shader.kage>
-
-Options:
-c --config     <toml file>     Config file to use (optional)
-i --image      <png file>      Image to load (multiple times allowed, up to 4)
-s --shader     <kage file>     Shader to run
-g --geometry   <WIDTHxHEIGHT>  Window size
-p --position   <XxY>           Position of image0
-b --background <png file>      Image to load as background
-t --tps        <ticks/s>       At how many ticks per second to run
-   --map-flag   <name>          Map Flag uniform to <name>
-   --map-ticks  <name>          Map Ticks uniform to <name>
-   --map-time   <name>          Map Time uniform to <name>
-   --map-slider <name>          Map Slider uniform to <name>
-   --map-mouse  <name>          Map Mouse uniform to <name>
-d --debug                      Show debugging output
-v --version                    Show program version`
-)
-
-type Config struct {
-	Showversion bool     `koanf:"version"`    // -v
-	Debug       bool     `koanf:"debug"`      // -d
-	Config      string   `koanf:"config"`     // -c
-	Image       []string `koanf:"image"`      // -i
-	Shader      string   `koanf:"shader"`     // -s
-	Background  string   `koanf:"background"` // -b
-	TPS         int      `koanf:"tps"`        // -t
-	Geo         string   `koanf:"geometry"`   // -g
-	Posision    string   `koanf:"position"`   // -p
-	Flag        string   `koanf:"map-flag"`
-	Ticks       string   `koanf:"map-ticks"`
-	Mouse       string   `koanf:"map-mouse"`
-	Slider      string   `koanf:"map-slider"`
-	Time        string   `koanf:"map-time"`
-
-	X, Y, Width, Height int // feed from -g + -p
-}
-
-func InitConfig() (*Config, error) {
-	var kloader = koanf.New(".")
-
-	// setup custom usage
-	flagset := flag.NewFlagSet("config", flag.ContinueOnError)
-	flagset.Usage = func() {
-		_, _ = fmt.Println(Usage)
-		os.Exit(0)
-	}
-
-	// parse commandline flags
-	flagset.BoolP("version", "v", false, "show program version")
-	flagset.BoolP("debug", "d", false, "enable debug output")
-	flagset.StringP("config", "c", "", "config file")
-	flagset.StringP("geometry", "g", "256x256", "window geometry")
-	flagset.StringP("position", "p", "0x0", "position of shader")
-	flagset.StringArrayP("image", "i", nil, "image file")
-	flagset.StringP("shader", "s", "", "shader file")
-	flagset.StringP("map-flag", "", "Flag", "map flag uniform")
-	flagset.StringP("map-ticks", "", "Ticks", "map ticks uniform")
-	flagset.StringP("map-time", "", "Time", "map time uniform")
-	flagset.StringP("map-mouse", "", "Mouse", "map mouse uniform")
-	flagset.StringP("map-slider", "", "Slider", "map slider uniform")
-	flagset.StringP("background", "b", "", "background image")
-	flagset.IntP("tps", "t", 60, "ticks per second")
-
-	if err := flagset.Parse(os.Args[1:]); err != nil {
-		return nil, fmt.Errorf("failed to parse program arguments: %w", err)
-	}
-
-	// generate a  list of config files to try  to load, including the
-	// one provided via -c, if any
-	var configfiles []string
-
-	configfile, _ := flagset.GetString("config")
-	home, _ := os.UserHomeDir()
-
-	if configfile != "" {
-		configfiles = []string{configfile}
-	} else {
-		configfiles = []string{
-			"/etc/kageviewer.conf", "/usr/local/etc/kageviewer.conf", // unix variants
-			filepath.Join(home, ".config", "kageviewer", "config"),
-			filepath.Join(home, ".kageviewer"),
-			"kageviewer.conf",
-		}
-	}
-
-	// Load the config file[s]
-	for _, cfgfile := range configfiles {
-		if path, err := os.Stat(cfgfile); !os.IsNotExist(err) {
-			if !path.IsDir() {
-				if err := kloader.Load(file.Provider(cfgfile), toml.Parser()); err != nil {
-					return nil, fmt.Errorf("error loading config file: %w", err)
-				}
-			}
-		} // else: we ignore the file if it doesn't exists
-	}
-
-	// command line setup
-	if err := kloader.Load(posflag.Provider(flagset, ".", kloader), nil); err != nil {
-		return nil, fmt.Errorf("error loading flags: %w", err)
-	}
-
-	// fetch values
-	conf := &Config{}
-	if err := kloader.Unmarshal("", &conf); err != nil {
-		return nil, fmt.Errorf("error unmarshalling: %w", err)
-	}
-
-	if err := SanitiyCheck(conf); err != nil {
-		return nil, err
-	}
-
-	return conf, nil
-}
-
-func SanitiyCheck(conf *Config) error {
-	if len(conf.Image) > 4 {
-		return fmt.Errorf("only 4 images can be specified")
-	}
-
-	if conf.Shader == "" {
-		return fmt.Errorf("shader file must be specified")
-	}
-
-	geoerr := "window geometry must be specified as NUMBERxNUMBER, e.g. 32x32"
-
-	geo := strings.Split(conf.Geo, "x")
-	if len(geo) != 2 {
-		return errors.New(geoerr)
-	}
-
-	w, errw := strconv.Atoi(geo[0])
-	h, errh := strconv.Atoi(geo[1])
-	if errw != nil || errh != nil {
-		return errors.New(geoerr)
-	}
-
-	conf.Width = w
-	conf.Height = h
-
-	poserr := "shader position must be specified as NUMBERxNUMBER, e.g. 32x32"
-
-	pos := strings.Split(conf.Posision, "x")
-	if len(geo) != 2 {
-		return errors.New(poserr)
-	}
-
-	x, errx := strconv.Atoi(pos[0])
-	y, erry := strconv.Atoi(pos[1])
-	if errx != nil || erry != nil {
-		return errors.New(poserr)
-	}
-
-	conf.X = x
-	conf.Y = y
-
-	return nil
-}
--- a/example/damage.png
+++ b/example/damage.png
--- a/example/destruct.kage
+++ b/example/destruct.kage
@@ -1,37 +0,0 @@
-// Copyright 2020 The Ebiten Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-//go:build ignore
-
-//kage:unit pixels
-
-package main
-
-var Flag int
-var Slider float
-var Time float
-var Mouse vec2
-
-func Fragment(_ vec4, texCoord vec2, _ vec4) vec4 {
-	wallpx := imageSrc0At(texCoord) // A pixel from the wall tile
-	mask := imageSrc1At(texCoord)   // A pixel from the damage mask image
-
-	if Flag == 1 && (wallpx.a != 0.0 && mask.a != 0.0) {
-		alpha := clamp(Slider+(1.0-mask.a), 0.0, 1.0)
-		// Create a darker pixel if it's inside a damage mask.
-		return vec4(wallpx.r*alpha, wallpx.g*alpha, wallpx.b*alpha, wallpx.a)
-	}
-
-	return wallpx // Otherwise, leave a pixel color as is
-}
--- a/example/ebiten.kage
+++ b/example/ebiten.kage
@@ -1,33 +0,0 @@
-// Copyright 2020 The Ebiten Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-//go:build ignore
-
-//kage:unit pixels
-
-package main
-
-var Time float
-var Cursor vec2
-
-func Fragment(dstPos vec4, srcPos vec2, color vec4) vec4 {
-	pos := (dstPos.xy - imageDstOrigin()) / imageDstSize()
-	pos += Cursor / imageDstSize() / 4
-	clr := 0.0
-	clr += sin(pos.x*cos(Time/15)*80) + cos(pos.y*cos(Time/15)*10)
-	clr += sin(pos.y*sin(Time/10)*40) + cos(pos.x*sin(Time/25)*40)
-	clr += sin(pos.x*sin(Time/5)*10) + sin(pos.y*sin(Time/35)*80)
-	clr *= sin(Time/10) * 0.5
-	return vec4(clr, clr*0.5, sin(clr+Time/3)*0.75, 1)
-}
--- a/example/wall.png
+++ b/example/wall.png
--- a/game.go
+++ b/game.go
@@ -1,227 +0,0 @@
-/*
-Copyright © 2024 Thomas von Dein
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package main
-
-import (
-	"fmt"
-	"image"
-	_ "image/png"
-	"log/slog"
-	"os"
-
-	"github.com/Zyko0/Ebiary/asset"
-	"github.com/hajimehoshi/ebiten/v2"
-	"github.com/hajimehoshi/ebiten/v2/inpututil"
-)
-
-type Game struct {
-	Conf         *Config
-	Images       []*asset.LiveAsset[*ebiten.Image]
-	Shader       *asset.LiveAsset[*ebiten.Shader]
-	ShaderBounds image.Rectangle
-	Cursor       []float64
-	Ticks        float64
-	Slider       float64
-	Flag         int
-	Background   *asset.LiveAsset[*ebiten.Image]
-}
-
-func LoadImage(name string) (*ebiten.Image, error) {
-	fd, err := os.Open(name)
-	if err != nil {
-		return nil, err
-	}
-	defer func() {
-		_ = fd.Close()
-	}()
-
-	img, _, err := image.Decode(fd)
-	if err != nil {
-		return nil, fmt.Errorf("failed to load image %s: %s", name, err)
-	}
-
-	return ebiten.NewImageFromImage(img), nil
-}
-
-func (game *Game) Init() error {
-	// preload images
-	for _, image := range game.Conf.Image {
-		slog.Debug("Loading images", "image", image)
-		//img, err := LoadImage(image)
-		img, err := asset.NewLiveAsset[*ebiten.Image](image)
-		if err != nil {
-			return fmt.Errorf("failed to load image %s: %s", image, err)
-		}
-
-		game.Images = append(game.Images, img)
-	}
-
-	// preload shader
-	shader, err := asset.NewLiveAsset[*ebiten.Shader](game.Conf.Shader)
-	if err != nil {
-		return fmt.Errorf("failed to load shader %s: %s", game.Conf.Shader, err)
-	}
-
-	if game.Conf.Background != "" {
-		slog.Debug("Loading background", "image", game.Conf.Background)
-
-		img, err := asset.NewLiveAsset[*ebiten.Image](game.Conf.Background)
-		if err != nil {
-			return fmt.Errorf("failed to load image %s: %s", game.Conf.Background, err)
-		}
-
-		game.Background = img
-	}
-
-	game.Shader = shader
-
-	// user can customize TPS
-	ebiten.SetTPS(game.Conf.TPS)
-
-	// setup shader bounds, by default we use window size
-	game.ShaderBounds = image.Rect(0, 0, game.Conf.Width, game.Conf.Height)
-
-	if len(game.Images) > 0 {
-		if game.Conf.Width < game.Images[0].Value().Bounds().Max.X {
-			// setup  geom. Shader might  be smaller  than window, we  use the
-			// first image -  if any - to determine its  size. We also enlarge
-			// the window if the first image is larger than the window.
-			game.Conf.Width = game.Images[0].Value().Bounds().Max.X
-			game.Conf.Height = game.Images[0].Value().Bounds().Max.Y
-		}
-
-		// adjust shader size by first image as well
-		game.ShaderBounds = game.Images[0].Value().Bounds()
-	} else {
-		// there might be no shader image but a background image, check it
-		if game.Background != nil {
-			game.Conf.Width = game.Background.Value().Bounds().Max.X
-			game.Conf.Height = game.Background.Value().Bounds().Max.Y
-		}
-	}
-
-	return nil
-}
-
-func (g *Game) CheckInput() bool {
-	pressed := false
-
-	switch {
-	case inpututil.IsMouseButtonJustPressed(ebiten.MouseButton0):
-		fallthrough
-	case inpututil.IsKeyJustPressed(ebiten.KeySpace):
-		g.Toggle()
-		pressed = true
-	case inpututil.IsKeyJustPressed(ebiten.KeyUp):
-		g.Up()
-		pressed = true
-	case inpututil.IsKeyJustPressed(ebiten.KeyDown):
-		g.Down()
-		pressed = true
-	case inpututil.IsKeyJustPressed(ebiten.KeyQ):
-		os.Exit(0)
-	}
-
-	return pressed
-}
-
-func (g *Game) Toggle() {
-	g.Flag = 1 - g.Flag
-}
-
-func (g *Game) Up() {
-	g.Slider += 0.1
-	if g.Slider > 1.0 {
-		g.Slider = 1.0
-	}
-}
-
-func (g *Game) Down() {
-	g.Slider -= 0.1
-
-	if g.Slider < 0 {
-		g.Slider = 0.0
-	}
-}
-
-func (game *Game) Update() error {
-	for _, image := range game.Images {
-		if image.Error() != nil {
-			fmt.Println("warn: image reloading error:", image.Error())
-		}
-	}
-
-	if game.Shader.Error() != nil {
-		fmt.Println("warn: shader reloading error:", game.Shader.Error())
-	}
-
-	if game.Background != nil {
-		if game.Background.Error() != nil {
-			fmt.Println("warn: background image reloading error:", game.Background.Error())
-		}
-	}
-
-	if game.CheckInput() {
-		slog.Debug("Key pressed",
-			game.Conf.Flag, game.Flag,
-			game.Conf.Slider, game.Slider,
-			game.Conf.Ticks, fmt.Sprintf("%.02f", float64(game.Ticks)/60),
-			game.Conf.Mouse, fmt.Sprintf("%.02f, %.02f", game.Cursor[0], game.Cursor[1]),
-		)
-	}
-
-	mousex, mousey := ebiten.CursorPosition()
-	game.Cursor = []float64{float64(mousex), float64(mousey)}
-
-	game.Ticks++
-
-	return nil
-}
-
-func (game *Game) Draw(screen *ebiten.Image) {
-	if game.Background != nil {
-		op := &ebiten.DrawImageOptions{}
-		screen.DrawImage(game.Background.Value(), op)
-	}
-
-	op := &ebiten.DrawRectShaderOptions{}
-
-	op.Uniforms = map[string]any{
-		game.Conf.Flag:   game.Flag,
-		game.Conf.Slider: game.Slider,
-		game.Conf.Time:   game.Ticks / float64(ebiten.TPS()),
-		game.Conf.Mouse:  game.Cursor,
-		game.Conf.Ticks:  game.Ticks,
-	}
-
-	for idx, image := range game.Images {
-		op.Images[idx] = image.Value()
-	}
-
-	op.GeoM.Translate(float64(game.Conf.X), float64(game.Conf.Y))
-
-	screen.DrawRectShader(
-		game.ShaderBounds.Dx(),
-		game.ShaderBounds.Dy(),
-		game.Shader.Value(),
-		op)
-}
-
-func (game *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
-	return game.Conf.Width, game.Conf.Height
-}
--- a/go.mod
+++ b/go.mod
@@ -1,32 +0,0 @@
-module codeberg.org/scip/kageviewer
-
-go 1.22
-
-require (
-	github.com/Zyko0/Ebiary/asset v0.0.0-20240304185439-be56fe8a2a6a // indirect
-	github.com/ebitengine/purego v0.6.0 // indirect
-	github.com/fatih/color v1.16.0 // indirect
-	github.com/fsnotify/fsnotify v1.7.0 // indirect
-	github.com/go-viper/mapstructure/v2 v2.0.0-alpha.1 // indirect
-	github.com/hajimehoshi/ebiten/v2 v2.6.7 // indirect
-	github.com/jezek/xgb v1.1.0 // indirect
-	github.com/knadh/koanf/maps v0.1.1 // indirect
-	github.com/knadh/koanf/parsers/toml v0.1.0 // indirect
-	github.com/knadh/koanf/providers/confmap v0.1.0 // indirect
-	github.com/knadh/koanf/providers/file v0.1.0 // indirect
-	github.com/knadh/koanf/providers/posflag v0.1.0 // indirect
-	github.com/knadh/koanf/v2 v2.1.0 // indirect
-	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.20 // indirect
-	github.com/mitchellh/copystructure v1.2.0 // indirect
-	github.com/mitchellh/reflectwalk v1.0.2 // indirect
-	github.com/pelletier/go-toml v1.9.5 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/tlinden/yadu v0.1.3 // indirect
-	golang.org/x/exp/shiny v0.0.0-20230817173708-d852ddb80c63 // indirect
-	golang.org/x/image v0.12.0 // indirect
-	golang.org/x/mobile v0.0.0-20230922142353-e2f452493d57 // indirect
-	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.14.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
-)
--- a/go.sum
+++ b/go.sum
@@ -1,92 +0,0 @@
-github.com/Zyko0/Ebiary/asset v0.0.0-20240304185439-be56fe8a2a6a h1:kn4fhGvVA6T1lK7qWujIj3m7e9imCZe4MHBuBeflKgU=
-github.com/Zyko0/Ebiary/asset v0.0.0-20240304185439-be56fe8a2a6a/go.mod h1:4CqqwHRUbvGBpBd5ye4MxDA4k/XtZqrAD1sg9uxmcYI=
-github.com/ebitengine/purego v0.6.0 h1:Yo9uBc1x+ETQbfEaf6wcBsjrQfCEnh/gaGUg7lguEJY=
-github.com/ebitengine/purego v0.6.0/go.mod h1:ah1In8AOtksoNK6yk5z1HTJeUkC1Ez4Wk2idgGslMwQ=
-github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
-github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
-github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
-github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
-github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
-github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
-github.com/go-viper/mapstructure/v2 v2.0.0-alpha.1 h1:TQcrn6Wq+sKGkpyPvppOz99zsMBaUOKXq6HSv655U1c=
-github.com/go-viper/mapstructure/v2 v2.0.0-alpha.1/go.mod h1:oJDH3BJKyqBA2TXFhDsKDGDTlndYOZ6rGS0BRZIxGhM=
-github.com/hajimehoshi/ebiten/v2 v2.6.7 h1:rxlMxu487wZN/JteykmuGdO1qotOolL8vJDU85lPh7A=
-github.com/hajimehoshi/ebiten/v2 v2.6.7/go.mod h1:gKgQI26zfoSb6j5QbrEz2L6nuHMbAYwrsXa5qsGrQKo=
-github.com/jezek/xgb v1.1.0 h1:wnpxJzP1+rkbGclEkmwpVFQWpuE2PUGNUzP8SbfFobk=
-github.com/jezek/xgb v1.1.0/go.mod h1:nrhwO0FX/enq75I7Y7G8iN1ubpSGZEiA3v9e9GyRFlk=
-github.com/knadh/koanf/maps v0.1.1 h1:G5TjmUh2D7G2YWf5SQQqSiHRJEjaicvU0KpypqB3NIs=
-github.com/knadh/koanf/maps v0.1.1/go.mod h1:npD/QZY3V6ghQDdcQzl1W4ICNVTkohC8E73eI2xW4yI=
-github.com/knadh/koanf/parsers/toml v0.1.0 h1:S2hLqS4TgWZYj4/7mI5m1CQQcWurxUz6ODgOub/6LCI=
-github.com/knadh/koanf/parsers/toml v0.1.0/go.mod h1:yUprhq6eo3GbyVXFFMdbfZSo928ksS+uo0FFqNMnO18=
-github.com/knadh/koanf/providers/confmap v0.1.0 h1:gOkxhHkemwG4LezxxN8DMOFopOPghxRVp7JbIvdvqzU=
-github.com/knadh/koanf/providers/confmap v0.1.0/go.mod h1:2uLhxQzJnyHKfxG927awZC7+fyHFdQkd697K4MdLnIU=
-github.com/knadh/koanf/providers/file v0.1.0 h1:fs6U7nrV58d3CFAFh8VTde8TM262ObYf3ODrc//Lp+c=
-github.com/knadh/koanf/providers/file v0.1.0/go.mod h1:rjJ/nHQl64iYCtAW2QQnF0eSmDEX/YZ/eNFj5yR6BvA=
-github.com/knadh/koanf/providers/posflag v0.1.0 h1:mKJlLrKPcAP7Ootf4pBZWJ6J+4wHYujwipe7Ie3qW6U=
-github.com/knadh/koanf/providers/posflag v0.1.0/go.mod h1:SYg03v/t8ISBNrMBRMlojH8OsKowbkXV7giIbBVgbz0=
-github.com/knadh/koanf/v2 v2.1.0 h1:eh4QmHHBuU8BybfIJ8mB8K8gsGCD/AUQTdwGq/GzId8=
-github.com/knadh/koanf/v2 v2.1.0/go.mod h1:4mnTRbZCK+ALuBXHZMjDfG9y714L7TykVnZkXbMU3Es=
-github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
-github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
-github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
-github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
-github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
-github.com/mitchellh/copystructure v1.2.0 h1:vpKXTN4ewci03Vljg/q9QvCGUDttBOGBIa15WveJJGw=
-github.com/mitchellh/copystructure v1.2.0/go.mod h1:qLl+cE2AmVv+CoeAwDPye/v+N2HKCj9FbZEVFJRxO9s=
-github.com/mitchellh/reflectwalk v1.0.2 h1:G2LzWKi524PWgd3mLHV8Y5k7s6XUvT0Gef6zxSIeXaQ=
-github.com/mitchellh/reflectwalk v1.0.2/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
-github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3ve8=
-github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
-github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
-github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
-github.com/tlinden/yadu v0.1.3 h1:5cRCUmj+l5yvlM2irtpFBIJwVV2DPEgYSaWvF19FtcY=
-github.com/tlinden/yadu v0.1.3/go.mod h1:l3bRmHKL9zGAR6pnBHY2HRPxBecf7L74BoBgOOpTcUA=
-github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
-golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
-golang.org/x/exp/shiny v0.0.0-20230817173708-d852ddb80c63 h1:3AGKexOYqL+ztdWdkB1bDwXgPBuTS/S8A4WzuTvJ8Cg=
-golang.org/x/exp/shiny v0.0.0-20230817173708-d852ddb80c63/go.mod h1:UH99kUObWAZkDnWqppdQe5ZhPYESUw8I0zVV1uWBR+0=
-golang.org/x/image v0.12.0 h1:w13vZbU4o5rKOFFR8y7M+c4A5jXDC0uXTdHYRP8X2DQ=
-golang.org/x/image v0.12.0/go.mod h1:Lu90jvHG7GfemOIcldsh9A2hS01ocl6oNO7ype5mEnk=
-golang.org/x/mobile v0.0.0-20230922142353-e2f452493d57 h1:Q6NT8ckDYNcwmi/bmxe+XbiDMXqMRW1xFBtJ+bIpie4=
-golang.org/x/mobile v0.0.0-20230922142353-e2f452493d57/go.mod h1:wEyOn6VvNW7tcf+bW/wBz1sehi2s2BZ4TimyR7qZen4=
-golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
-golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
-golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
-golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
-golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
-golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
-golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
-golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
-golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
-golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
-golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/main.go
+++ b/main.go
@@ -1,73 +0,0 @@
-/*
-Copyright © 2024 Thomas von Dein
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package main
-
-import (
-	"fmt"
-	"log"
-	"os"
-
-	"log/slog"
-
-	"github.com/hajimehoshi/ebiten/v2"
-	"github.com/tlinden/yadu"
-)
-
-func main() {
-	// parse config file and command line parameters, if any
-	conf, err := InitConfig()
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	if conf.Showversion {
-		fmt.Printf("This is kageviewer version %s\n", VERSION)
-		return
-	}
-
-	//  enable  debugging,  if  needed.   We  only  use  log/slog  for
-	// debugging, so there's no need to configure it outside debugging
-	if conf.Debug {
-		logLevel := &slog.LevelVar{}
-		// we're using a more verbose logger in debug mode
-		opts := &yadu.Options{
-			Level:     logLevel,
-			AddSource: true,
-		}
-
-		logLevel.Set(slog.LevelDebug)
-
-		handler := yadu.NewHandler(os.Stdout, opts)
-		debuglogger := slog.New(handler)
-		slog.SetDefault(debuglogger)
-	}
-
-	game := &Game{Conf: conf}
-	if err := game.Init(); err != nil {
-		log.Fatal(err)
-	}
-
-	ebiten.SetWindowSize(game.Conf.Width, game.Conf.Height)
-	ebiten.SetWindowTitle("Kage shader viewer")
-	ebiten.SetWindowResizingMode(ebiten.WindowResizingModeEnabled)
-
-	if err := ebiten.RunGame(game); err != nil {
-		log.Fatal(err)
-	}
-
-}