ahmadyogi543

package main

import (
	"fmt"
	"math/rand"
)

func sum(slice []float64) float64 {
	sum := 0.0
	for _, v := range slice {

ahmadyogi543

const VSHADER_SOURCE = `
attribute vec4 a_Position;

void main() {
  gl_Position = a_Position;
  gl_PointSize = 10.0;
}`;

const FSHADER_SOURCE = `
precision mediump float;

ahmadyogi543

function initVertexBuffers(gl, vertices) {
  const vertexBuffer = gl.createBuffer();
  if (!vertexBuffer) {
    console.error("Gagal dalam membuat buffer object!");
    return -1;
  }

  gl.bindBuffer(gl.ARRAY_BUFFER, vertexBuffer);
  gl.bufferData(gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW);

ahmadyogi543

function loadShader(gl, type, source) {
  const shader = gl.createShader(type);
  gl.shaderSource(shader, source);
  gl.compileShader(shader);

  if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {
    alert(
      `Terjadi kesalahan saat proses kompilasi shaders: ${gl.getShaderInfoLog(
        shader
      )}`

ahmadyogi543

function initShaderProgram(gl, vsSource, fsSource) {
  const vertexShader = loadShader(gl, gl.VERTEX_SHADER, vsSource);
  const fragmentShader = loadShader(gl, gl.FRAGMENT_SHADER, fsSource);

  const shaderProgram = gl.createProgram();
  gl.attachShader(shaderProgram, vertexShader);
  gl.attachShader(shaderProgram, fragmentShader);
  gl.linkProgram(shaderProgram);

  if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {

ahmadyogi543

clear;
clc;

img = imread("images/baboon.jpg");
img = rgb2gray(img);

[img_height, img_width] = size(img);


d1 = [

ahmadyogi543

clear;
clc;

% memuat citra awal
img = imread("lenna.png");

% dapatkan tinggi dan lebar citra
[img_height, img_width] = size(img);

% kuantisasi citra dari 0 - 255 ke 0 - 9

ahmadyogi543

clear;
clc;

% load citra skala kelabu
img = imread("path ke gambar");

hist_img = img;

total_piksel = rows(img) * columns(img);
max_piksel = max(max(img));

ahmadyogi543

% load citra dan ambil ukurannya (width dan height)
cover_img = imread("https://picsum.photos/512/512");
[img_height, img_width] = size(cover_img);

pesan = "aku sangat ingin terbang";
panjang_pesan = length(pesan) * 8;

% menggunakan fungsi uint8 untuk mengambil ascii
ascii_pesan = uint8(pesan);

ahmadyogi543

import React from "react";
import { StyleSheet, TouchableOpacity } from "react-native";
import { Octicons } from "@expo/vector-icons";

function NABackButton({ onPress }) {
  return (
    <TouchableOpacity style={styles.back} onPress={onPress}>
      <Octicons name="arrow-left" size={24} color="#458200" />
    </TouchableOpacity>
  );