Add Rainbow Thing

mcthings_extra/rainbow.py

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+from mcpi import block
+from mcpi.vec3 import Vec3
+from mcthings.scene import Scene
+from mcthings.thing import Thing
+
+from math import *
+
+# Based on Rainbow code written by zhuowei and retrieved from URL below:
+# http://www.minecraftforum.net/topic/1638036-my-first-script-for-minecraft-pi-api-a-rainbow/
+
+colors = [14, 1, 4, 5, 3, 11, 10]
+
+
+class Rainbow(Thing):
+
+    height = 20
+    """ Height of the rainbow """
+    block = block.WOOL.id
+
+    def build(self):
+        mc = Scene.server
+        mc.setBlocks(-64, 0, 0, 64, self.height + len(colors), 0, 0)
+        for x in range(0, 128):
+            for color in range(0, len(colors)):
+                y = sin((x / 128.0) * pi) * self.height + color
+                mc.setBlock(self.position.x + x - 64, int(y), self.position.z,
+                            self.block, colors[len(colors) - 1 - color])
+        end_x = self.position.x - 64 + 128
+        self._end_position = Vec3(end_x, self.position.y, self.position.z)

release.sh

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+#!/bin/sh
+
+# Increment version in setup.py
+# Commit and tag with the new version
+# Push branch with tags
+# Generate pip packages and upload to pip repository
+rm dist/*
+python setup.py sdist
+python setup.py bdist_wheel
+twine upload dist/*

setup.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
+import codecs
+import os
+from setuptools import setup
+
+here = os.path.abspath(os.path.dirname(__file__))
+readme_md = os.path.join(here, 'README.md')
+
+# Get the package description from the README.md file
+with codecs.open(readme_md, encoding='utf-8') as f:
+    long_description = f.read()
+
+# allow setup.py to be run from any path
+os.chdir(os.path.normpath(os.path.join(os.path.abspath(__file__), os.pardir)))
+
+setup(
+    name='mcthings',
+    version='0.0.1',
+    packages=['mcthings_extra'],
+    include_package_data=True,
+    license='ASL',
+    description='Additional Things for the McThings Python library',
+    long_description=long_description,
+    long_description_content_type='text/markdown',
+    url='https://github.com/juntosdesdecasa/mcthings_extra',
+    author='Alvaro del Castillo',
+    author_email='alvaro.delcastillo@gmail.com',
+    keywords="development library minecraft buildings games",
+    classifiers=[
+        'Environment :: Console',
+        'Intended Audience :: Developers',
+        'License :: OSI Approved :: Apache Software License',
+        'Operating System :: OS Independent',
+        'Programming Language :: Python',
+        'Programming Language :: Python :: 3',
+        'Topic :: Software Development'
+    ],
+    install_requires=[
+        'mcpi',
+        'mcthings >= 0.5.3'
+    ],
+    python_requires='>=3.4'
+)

tests/clean_scene.py

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+import sys
+
+import mcpi.block
+import mcpi.minecraft
+
+from mcthings.scene import Scene
+from mcthings.server import Server
+from minecraftstuff import MinecraftDrawing
+
+BUILDER_NAME = "ElasticExplorer"
+
+MC_SEVER_HOST = "localhost"
+MC_SEVER_PORT = 4711
+
+
+def main():
+    try:
+        server = Server(MC_SEVER_HOST, MC_SEVER_PORT)
+
+        server.mc.postToChat("Cleaning a scene")
+
+        # Let's load the scene and build it
+        Scene.load("scene_rainbow.mct")
+        # Move the scene to the player position
+        Scene.unbuild()
+
+    except mcpi.connection.RequestError:
+        print("Can't connect to Minecraft server " + MC_SEVER_HOST)
+
+
+if __name__ == "__main__":
+    main()
+    sys.exit(0)

tests/load_scene.py

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+import sys
+
+import mcpi.block
+import mcpi.minecraft
+
+from mcthings.scene import Scene
+from mcthings.server import Server
+from minecraftstuff import MinecraftDrawing
+
+BUILDER_NAME = "ElasticExplorer"
+
+MC_SEVER_HOST = "localhost"
+MC_SEVER_PORT = 4711
+
+
+def main():
+    try:
+        server = Server(MC_SEVER_HOST, MC_SEVER_PORT)
+
+        server.mc.postToChat("Building a scene from a file")
+        pos = server.mc.entity.getTilePos(server.mc.getPlayerEntityId(BUILDER_NAME))
+        pos.z -= 50
+
+        # Let's load the scene and build it
+        Scene.load("scene_rainbow.mct")
+        # Move the scene to the player position
+        Scene.move(pos)
+        Scene.build()
+
+    except mcpi.connection.RequestError:
+        print("Can't connect to Minecraft server " + MC_SEVER_HOST)
+
+
+if __name__ == "__main__":
+    main()
+    sys.exit(0)

tests/scene.py

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+import sys
+
+import mcpi.block
+import mcpi.minecraft
+
+from mcthings.scene import Scene
+from mcthings.pyramid import Pyramid
+from mcthings.server import Server
+
+from mcthings_extra.rainbow import Rainbow
+
+BUILDER_NAME = "ElasticExplorer"
+
+MC_SEVER_HOST = "localhost"
+MC_SEVER_PORT = 4711
+
+# In this scene Things from McThings and McThings-Drawing are mixed
+
+
+def main():
+    try:
+        server = Server(MC_SEVER_HOST, MC_SEVER_PORT)
+
+        server.mc.postToChat("Building a rainbow")
+        pos = server.mc.entity.getTilePos(server.mc.getPlayerEntityId(BUILDER_NAME))
+        pos.z -= 20
+
+        pyr = Pyramid(pos)
+        pyr.build()
+
+        rainbow = Rainbow(pyr.end_position)
+        rainbow.build()
+
+        Scene.save("scene_rainbow.mct")
+
+    except mcpi.connection.RequestError:
+        print("Can't connect to Minecraft server " + MC_SEVER_HOST)
+
+
+if __name__ == "__main__":
+    main()
+    sys.exit(0)