View triangle.go
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c.processor = &triangle.Processor{ | |
BlurRadius: 2, | |
Noise: 0, | |
BlurFactor: 2, | |
EdgeFactor: 4, | |
PointRate: c.pointRate, | |
MaxPoints: c.trianglePoints, | |
PointsThreshold: c.pointsThreshold, | |
Wireframe: c.wireframe, | |
StrokeWidth: c.strokeWidth, |
View uint8arr_to_uint8clamped.go
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uint8Arr := js.Global().Get("Uint8Array").New(width * height * 4) | |
js.CopyBytesToJS(uint8Arr2, pixels.ImgToPix(blurred)) | |
uint8Clamped := js.Global().Get("Uint8ClampedArray").New(uint8Arr2) | |
rawData := js.Global().Get("ImageData").New(uint8Clamped, width, height) | |
c.ctx.Call("putImageData", rawData, 0, 0) |
View uint8clamped_2_uint8arr.go
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rgba := c.ctx.Call("getImageData", 0, 0, width, height).Get("data") | |
// Convert the rgba value of type Uint8ClampedArray to Uint8Array in order to | |
// be able to transfer it from Javascript to Go via the js.CopyBytesToGo function. | |
uint8Arr := js.Global().Get("Uint8Array").New(rgba) | |
js.CopyBytesToGo(data, uint8Arr) |
View img_conversion.go
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// ImgToPix converts an image to an 1D uint8 pixel array. | |
// In order to preserve the color information per pixel we need to reconstruct the array to a specific format. | |
func ImgToPix(src *image.NRGBA) []uint8 { | |
size := src.Bounds().Size() | |
width, height := size.X, size.Y | |
pixels := make([][][3]uint8, height) | |
for y := 0; y < height; y++ { | |
row := make([][3]uint8, width) | |
for x := 0; x < width; x++ { |
View ellipse.go
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package draw | |
import ( | |
"image" | |
"image/color" | |
) | |
// ellipse defines the struct components required to apply the ellipse's formula. | |
type ellipse struct { | |
cx int // center x |
View draw_mask.go
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draw.DrawMask(source.(*image.NRGBA), source.Bounds(), ellipse, image.Point{}, mask, image.Point{}, draw.Over) |
View index.html
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<html> | |
<head> | |
<meta charset="utf-8" /> | |
<script src="js/wasm_exec.js"></script> | |
<script type="text/javascript"> | |
function fetchAndInstantiate(url, importObject) { | |
return fetch(url).then(response => | |
response.arrayBuffer() | |
).then(bytes => | |
WebAssembly.instantiate(bytes, importObject) |
View Makefile
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ifeq ($(OS),Windows_NT) | |
BROWSER = start | |
else | |
UNAME := $(shell uname -s) | |
ifeq ($(UNAME), Linux) | |
BROWSER = xdg-open | |
endif | |
ifeq ($(UNAME), Darwin) | |
BROWSER = open | |
endif |
View wasm_webcam.go
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// +build js,wasm | |
package main | |
import ( | |
"fmt" | |
"github.com/esimov/pigo/wasm/canvas" | |
) |
View caire_batch.go
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package main | |
import ( | |
"fmt" | |
"log" | |
"math/rand" | |
"os" | |
"runtime" | |
"strconv" | |
"time" |
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