SCRIPT-8

README.md

This is a SCRIPT-8 cassette. Click here to boot it.

chains.json

{}

code.js

const tileWidth = 8;
const tileHeight = 8;
const dirtColor = 1;

function initTerrain() {
  return [
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0],
    [0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0],
    [0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0],
    [0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
  ]
}

initialState = {
  terrain: initTerrain(),
  cursorX: 12,
  cursorY: 1
};

function drawTile(tx, ty, topLeft, topRight, bottomRight, bottomLeft) {
  let s = 0;
  if (topLeft) s += 1;
  if (topRight) s += 2;
  if (bottomRight) s += 4;
  if (bottomLeft) s += 8;
  sprite(tx * tileWidth, ty * tileHeight, s);
}

function drawTerrain(terrain) {
  for (let y = 0; y < terrain.length - 1; y++) {
    for (let x = 0; x < terrain[y].length - 1; x++) {
      drawTile(x, y, terrain[y][x], terrain[y][x + 1], terrain[y + 1][x + 1], terrain[y + 1][x]);
    }
  }
}

function drawCursor(cx, cy) {
  circStroke(cx * tileWidth, cy * tileHeight, 8, 3);
}

function pressed(state, input, key) {
  let result = false;
  if (input[key]) {
    if (!state[key]) {
      result = true;
    }
    state[key] = true;
  } else {
    state[key] = false;
  }
  return result;
}

update = (state, input) => {
  if (input.a) {
    state.terrain[state.cursorY][state.cursorX] = true;
  }
  if (input.b) {
    state.terrain[state.cursorY][state.cursorX] = false;
  }
  
  if (pressed(state, input, "left")) {
    state.cursorX = state.cursorX - 1;
    if (state.cursorX < 0) {
      state.cursorX += 17;
    }
  }
  
  if (pressed(state, input, "right")) {
    state.cursorX = state.cursorX + 1;
    if (state.cursorX >= 17) {
      state.cursorX -= 17;
    }
  }
  
  if (pressed(state, input, "up")) {
    state.cursorY = state.cursorY - 1;
    if (state.cursorY < 0) {
      state.cursorY += 17;
    }
  }
  
  if (pressed(state, input, "down")) {
    state.cursorY = state.cursorY + 1;
    if (state.cursorY >= 17) {
      state.cursorY -= 17;
    }
  }
}

draw = state => {
  clear();
  drawTerrain(state.terrain);
  drawCursor(state.cursorX, state.cursorY);
  print(0, 0, "Arrows to move cursor");
  print(0, 8, "A to draw");
  print(0, 16, "B to erase");
}

map.json

[]

phrases.json

{}

songs.json

{}

sprites.json

{
  "1": [
    "1111    ",
    "1112    ",
    "112     ",
    "12      ",
    "2       ",
    "        ",
    "        ",
    "        "
  ],
  "2": [
    "    1111",
    "    2111",
    "     211",
    "      21",
    "       2",
    "        ",
    "        ",
    "        "
  ],
  "3": [
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "22222222",
    "        ",
    "        ",
    "        "
  ],
  "4": [
    "        ",
    "        ",
    "        ",
    "       0",
    "      01",
    "     011",
    "    0111",
    "    1111"
  ],
  "5": [
    "1111    ",
    "11110   ",
    "111110  ",
    "11111100",
    "22111111",
    "  211111",
    "   21111",
    "    1111"
  ],
  "6": [
    "    1111",
    "    1111",
    "    1111",
    "    1111",
    "    1111",
    "    1111",
    "    1111",
    "    1111"
  ],
  "7": [
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "21111111",
    " 1111111",
    " 2111111",
    "  221111"
  ],
  "8": [
    "        ",
    "        ",
    "        ",
    "0       ",
    "10      ",
    "110     ",
    "1110    ",
    "1111    "
  ],
  "9": [
    "1111    ",
    "1111    ",
    "1111    ",
    "1111    ",
    "1111    ",
    "1111    ",
    "1111    ",
    "1111    "
  ],
  "10": [
    "    1111",
    "   01111",
    "  011111",
    "00111111",
    "11111122",
    "111112  ",
    "11112   ",
    "1111    "
  ],
  "11": [
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "11111112",
    "1111111 ",
    "1111112 ",
    "111122  "
  ],
  "12": [
    "        ",
    "        ",
    "        ",
    "00000000",
    "11111111",
    "11111111",
    "11111111",
    "11111111"
  ],
  "13": [
    "111100  ",
    "1111110 ",
    "1111111 ",
    "11111110",
    "11111111",
    "11111111",
    "11111111",
    "11111111"
  ],
  "14": [
    "  001111",
    " 0111111",
    " 1111111",
    "01111111",
    "11111111",
    "11111111",
    "11111111",
    "11111111"
  ],
  "15": [
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "11111111",
    "11111111"
  ]
}