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  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "%reload_ext autoreload\n",
    "%autoreload 2\n",
    "\n",
    "import numpy as np\n",
    "import matplotlib.pyplot as plt\n",
    "from PIL import Image, ImageOps\n",
    "import excolor"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Sigmoid wallpaper"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "scrolled": false
   },
   "outputs": [],
   "source": [
    "green, blue = \"#CCFF66\", \"#2980BA\"\n",
    "img = excolor.sigmoid_wallpaper(colors=green, background=blue, n=3, midpoint=0.3)\n",
    "img"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Perlin wallpaper"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "scrolled": false
   },
   "outputs": [],
   "source": [
    "# [Optional] Load background image\n",
    "url = \"https://github.com/timpyrkov/excolor/blob/master/img/image_color.png?raw=true\"\n",
    "bg = excolor.load_image(url)\n",
    "bg = excolor.greyscale_image(bg)\n",
    "\n",
    "# Draw patches distorted by Perlin noise \n",
    "img = excolor.perlin_wallpaper('rtd_r', n=5, background=bg, size=(1280, 960))\n",
    "img"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Perlin lines"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# [Optional] Load background image\n",
    "url = \"https://github.com/timpyrkov/excolor/blob/master/img/image_color.png?raw=true\"\n",
    "bg = excolor.load_image(url)\n",
    "bg = excolor.greyscale_image(bg)\n",
    "\n",
    "# Draw lines distorted by Perlin noise \n",
    "img = excolor.perlin_lines('rtd_r', m=6, background=bg, size=(1280, 960))\n",
    "img"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Gradient wallpaper"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "green, blue = \"#CCFF66\", \"#2980BA\"\n",
    "img = excolor.gradient_wallpaper([green, blue], angle=-30)\n",
    "img"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Low-polygon wallpaper"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "scrolled": false
   },
   "outputs": [],
   "source": [
    "colors = excolor.get_colors('rtd', n=10)\n",
    "img = excolor.triangle_wallpaper(colors, size=(1280, 720), distortion=0.5)\n",
    "img"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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