Peter Hellberg peterhellberg

## gui-xor.go
package main

import (
	"image"
	"image/draw"

	"github.com/peterhellberg/gfx"
	"github.com/peterhellberg/gui"
)

## gfx-ASCII-color-ramp.go
package main

import "github.com/peterhellberg/gfx"

const w, h = 16, 16

const ramp = " .:-=+*#%@"

func main() {
	m := gfx.NewGray(gfx.IR(0, 0, w, h))

## cgo-balenaOS-rpi3.Dockerfile
FROM balenalib/raspberrypi3-alpine-golang as builder
WORKDIR /go/src/rpi-server
COPY . ./
RUN apk add musl-dev linux-headers
RUN go install -a -tags netgo -ldflags '-extldflags "-static"'

FROM resin/scratch
COPY --from=builder /go/bin/rpi-server /rpi-server
COPY --from=builder /etc/ssl/certs/ /etc/ssl/certs
CMD ["/rpi-server"]

## gfx-lendo.go
package main

import "github.com/peterhellberg/gfx"

func main() {
	dst := gfx.NewImage(2560, 1440, PaletteLendo.Color(0))

	gfx.EachImageVec(dst, gfx.ZV, func(u gfx.Vec) {
		sd := gfx.SignedDistance{gfx.IM.Moved(gfx.V(50, -10)).Project(u)}

## s3270.go
package s3270

import (
	"fmt"
	"log"
	"os/exec"
	"strings"
	"time"
)

## gfx-noise-loops.go
package main

import "github.com/peterhellberg/gfx"

const (
	seed   = 123
	scale  = 256
	radius = 420
	count  = 64
)

## gfx-sdf-pie.go
package main

import "github.com/peterhellberg/gfx"

func main() {
	var (
		size   = float64(192)
		center = gfx.V(-256, -256)
		matrix = gfx.IM.Moved(center).RotatedDegrees(gfx.ZV, 270)
		c      = gfx.PaletteEN4.Color

## ebiten-gfx-raycaster.go
package main

import (
	"bytes"
	"flag"
	"image"
	"image/color"
	"math"
	"time"

## gfx-geo-tile-server.go
package main

import (
	"flag"
	"io/ioutil"
	"net/http"
	"net/url"
	"os"
	"strconv"

## gfx-geo-tiles-carto-basemaps-animated.go
package main

import "github.com/peterhellberg/gfx"

const (
	zoomLevels = 18
	tileSize   = 512
	tileFormat = "https://a.basemaps.cartocdn.com/rastertiles/voyager/%d/%d/%d@2x.png"
)
	package main

	import (
	"image"
	"image/draw"

	"github.com/peterhellberg/gfx"
	"github.com/peterhellberg/gui"
	)
	package main

	import "github.com/peterhellberg/gfx"

	const w, h = 16, 16

	const ramp = " .:-=+*#%@"

	func main() {
	m := gfx.NewGray(gfx.IR(0, 0, w, h))
	FROM balenalib/raspberrypi3-alpine-golang as builder
	WORKDIR /go/src/rpi-server
	COPY . ./
	RUN apk add musl-dev linux-headers
	RUN go install -a -tags netgo -ldflags '-extldflags "-static"'

	FROM resin/scratch
	COPY --from=builder /go/bin/rpi-server /rpi-server
	COPY --from=builder /etc/ssl/certs/ /etc/ssl/certs
	CMD ["/rpi-server"]
	package main

	import "github.com/peterhellberg/gfx"

	const (
	seed = 123
	scale = 256
	radius = 420
	count = 64
	)
	package main

	import (
	"bytes"
	"flag"
	"image"
	"image/color"
	"math"
	"time"