Initial commit. Mostly bindings-related work.

.gitignore

@@ -0,0 +1,8 @@
+.import
+*.d
+*.o
+*.meta
+*.obj
+*.pyc
+*.bc
+*.os

LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2020 Péter Magyar
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -0,0 +1,12 @@
+# Procedural Animations
+
+This is a Procedural Animations engine module for the GODOT Engine.
+
+clone this repository into your `<Godot source>/modules/`, and compile.
+
+```
+cd <Godot source>/modules
+
+git clone https://github.com/Relintai/procedural_animations procedural_animation
+
+```

SCsub

@@ -0,0 +1,28 @@
+import os
+
+Import('env')
+
+module_env = env.Clone()
+
+if os.path.isdir('../mesh_data_resource'):
+    module_env.Append(CPPDEFINES=['MESH_DATA_RESOURCE_PRESENT'])
+
+
+sources = [
+    "register_types.cpp",
+
+    "procedural_animation.cpp",
+    "procedural_animation_player.cpp",
+]
+
+if ARGUMENTS.get('custom_modules_shared', 'no') == 'yes':
+    # Shared lib compilation
+    module_env.Append(CCFLAGS=['-fPIC'])
+    module_env['LIBS'] = []
+    shared_lib = module_env.SharedLibrary(target='#bin/procedural_animations', source=sources)
+    shared_lib_shim = shared_lib[0].name.rsplit('.', 1)[0]
+    env.Append(LIBS=[shared_lib_shim])
+    env.Append(LIBPATH=['#bin'])
+else:
+    # Static compilation
+    module_env.add_source_files(env.modules_sources, sources)

config.py

@@ -0,0 +1,19 @@
+
+
+def can_build(env, platform):
+  return True
+
+
+def configure(env):
+	pass
+
+
+def get_doc_classes():
+    return [
+        "ProceduralAnimation",
+        "ProceduralAnimationPlayer",
+    ]
+
+def get_doc_path():
+    return "doc_classes"
+

docs/.gitignore

@@ -0,0 +1,26 @@
+_build/
+env/
+
+classes/*
+!classes/index.rst
+
+__pycache__
+*.pyc
+*~
+.directory
+.vs/
+.vscode/
+*.mo
+
+*.swo
+*.swp
+
+.DS_Store
+[Tt]humbs.db
+[Tt]humbs.db:encryptable
+ehthumbs.db
+ehthumbs_vista.db
+
+__MACOSX
+*.lnk
+[Dd]esktop.ini

docs/Makefile

@@ -0,0 +1,20 @@
+# Minimal makefile for Sphinx documentation
+#
+
+# You can set these variables from the command line, and also
+# from the environment for the first two.
+SPHINXOPTS    ?= -j auto
+SPHINXBUILD   ?= sphinx-build
+SOURCEDIR     = .
+BUILDDIR      = _build
+
+# Put it first so that "make" without argument is like "make help".
+help:
+	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+
+.PHONY: help Makefile
+
+# Catch-all target: route all unknown targets to Sphinx using the new
+# "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
+%: Makefile
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)

docs/_static/css/custom.css

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+/**
+ * Various tweaks to the Read the Docs theme to better conform with Godot's visual identity.
+ */
+
+ :root {
+    --navbar-background-color: #292c37;
+    --navbar-background-color-hover: #292c37;
+    --navbar-background-color-active: #212d51;
+    --navbar-current-background-color: #000;
+    --navbar-current-background-color-hover: #1c1f26;
+    --navbar-current-background-color-active: #131e3b;
+    --navbar-level-1-color: #fff;
+    --navbar-level-2-color: #f0f8ff;
+    --navbar-level-3-color: #ddcd8d;
+    --navbar-heading-color: #d7bd6f;
+    --link-color-active: #105078;
+    --code-literal-color: #d04c60;
+    --highlight-background-color: #f5ffe1;
+    --input-background-color: #fcfcfc;
+    --input-focus-border-color: #5f8cff;
+}
+
+body,
+h1,
+h2,
+h3,
+h4,
+h5,
+h6,
+input[type="text"],
+input[type="button"],
+input[type="reset"],
+input[type="submit"],
+textarea,
+legend,
+.btn,
+.rst-content .toctree-wrapper p.caption,
+.rst-versions {
+    /* Use a system font stack for better performance (no Web fonts required) */
+    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
+}
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6,
+legend,
+.rst-content .toctree-wrapper p.caption {
+    /* Use a lighter font for headers (Medium instead of Bold) */
+    font-weight: 500;
+}
+
+p,
+article ul,
+article ol,
+.wy-plain-list-disc,
+.wy-plain-list-decimal,
+.rst-content ol.arabic,
+.rst-content .section ul,
+.rst-content .toctree-wrapper ul,
+.rst-content .section ol {
+    /* Increase the line height slightly to account for the different font */
+    line-height: 25px;
+}
+
+a:hover {
+    text-decoration: underline;
+}
+
+a:active {
+    /* Add visual feedback when clicking on a link */
+    color: var(--link-color-active);
+}
+
+a.btn:hover {
+    text-decoration: none;
+}
+
+/* Code display tweaks */
+
+code,
+.rst-content tt,
+.rst-content code {
+    font-size: 14px;
+}
+
+.rst-content tt.literal,
+.rst-content code.literal {
+    color: var(--code-literal-color);
+}
+
+.rst-content pre.literal-block,
+.rst-content div[class^="highlight"] pre,
+.rst-content .linenodiv pre {
+    /* Increase the font size and line height in code blocks */
+    font-size: 14px;
+    line-height: 1.5;
+}
+
+.highlight {
+    background-color: var(--highlight-background-color);
+}
+
+/* Navigation bar logo and search */
+
+.wy-side-nav-search {
+    background-color: var(--navbar-background-color);
+}
+
+.wy-side-nav-search > a:hover,
+.wy-side-nav-search .wy-dropdown > a:hover {
+    background-color: var(--navbar-background-color-hover);
+}
+
+.wy-side-nav-search > a:active,
+.wy-side-nav-search .wy-dropdown > a:active {
+    background-color: var(--navbar-background-color-active);
+}
+
+.wy-side-nav-search input[type="text"] {
+    background-color: var(--input-background-color);
+    /* Avoid reflowing when toggling the focus state */
+    border: 2px solid transparent;
+    box-shadow: none;
+    /* Make visual feedback instant */
+    transition: none;
+    font-size: 14px;
+}
+
+.wy-side-nav-search input[type="text"]:focus {
+    border: 2px solid var(--input-focus-border-color);
+}
+
+/* Navigation bar */
+
+.wy-nav-side {
+    background-color: var(--navbar-background-color);
+}
+
+.wy-menu-vertical header,
+.wy-menu-vertical p.caption {
+    color: var(--navbar-heading-color);
+
+    /* Improves the appearance of uppercase text */
+    letter-spacing: 0.75px;
+}
+
+/* Mobile navigation */
+
+.wy-nav-top,
+.wy-nav-top a {
+    background-color: var(--navbar-background-color);
+    color: var(--navbar-level-1-color);
+}
+
+/* Version branch label below the logo */
+.wy-side-nav-search > div.version {
+    color: var(--navbar-level-3-color);
+    opacity: 0.9;
+}
+
+/* First level of navigation items */
+
+.wy-menu-vertical {
+    /* Account for the increased `toctree-expand` button margins */
+    width: 308px;
+}
+
+.wy-menu-vertical a {
+    color: var(--navbar-level-1-color);
+}
+
+.wy-menu-vertical a:hover {
+    background-color: var(--navbar-background-color-hover);
+    color: var(--navbar-level-1-color);
+}
+
+.wy-menu-vertical a:active {
+    background-color: var(--navbar-background-color-active);
+}
+
+.wy-menu-vertical li.toctree-l1.current > a {
+    border: none;
+}
+
+.wy-side-nav-search, .wy-menu-vertical a, .wy-menu-vertical a span.toctree-expand,
+.wy-menu-vertical li.toctree-l2 a span.toctree-expand {
+    color: var(--navbar-level-3-color);
+    opacity: 0.9;
+    margin-right: 8px;
+}
+
+.wy-side-nav-search, .wy-menu-vertical a, .wy-menu-vertical a:hover span.toctree-expand,
+.wy-menu-vertical li.toctree-l2 a:hover span.toctree-expand {
+    color: var(--navbar-level-2-color);
+    opacity: 1;
+}
+
+.wy-side-nav-search, .wy-menu-vertical a, .wy-menu-vertical a:active span.toctree-expand,
+.wy-menu-vertical li.toctree-l2 a:active span.toctree-expand {
+    color: var(--navbar-level-1-color);
+    opacity: 1;
+}
+
+/* Second (and higher) levels of navigation items */
+
+.wy-menu-vertical li.current a,
+.wy-menu-vertical li.toctree-l2.current > a,
+.wy-menu-vertical li.toctree-l2.current li.toctree-l3 > a,
+.wy-menu-vertical li.toctree-l2.current li.toctree-l4 > a {
+    background-color: var(--navbar-current-background-color);
+    color: var(--navbar-level-2-color);
+}
+
+.wy-menu-vertical li.current a:hover,
+.wy-menu-vertical li.toctree-l2.current > a:hover,
+.wy-menu-vertical li.toctree-l2.current li.toctree-l3 > a:hover,
+.wy-menu-vertical li.toctree-l3.current li.toctree-l4 > a:hover {
+    background-color: var(--navbar-current-background-color-hover);
+}
+
+.wy-menu-vertical li.current a:active,
+.wy-menu-vertical li.toctree-l2.current > a:active,
+.wy-menu-vertical li.toctree-l2.current li.toctree-l3 > a:active,
+.wy-menu-vertical li.toctree-l3.current li.toctree-l4 > a:active {
+    background-color: var(--navbar-current-background-color-active);
+}
+
+/* Version selector (only visible on Read the Docs) */
+
+.rst-versions {
+    background-color: var(--navbar-current-background-color);
+}
+
+.rst-versions a,
+.rst-versions .rst-current-version,
+.rst-versions .rst-current-version .fa,
+.rst-versions .rst-other-versions dd a {
+    color: var(--navbar-level-1-color);
+}
+
+.rst-versions .rst-other-versions small {
+    color: var(--navbar-level-3-color);
+}
+
+.rst-versions .rst-other-versions dd a:hover {
+    text-decoration: underline;
+}
+
+.rst-versions .rst-other-versions {
+    color: var(--navbar-heading-color);
+}
+
+.rst-versions .rst-current-version {
+    background-color: var(--navbar-current-background-color);
+}
+
+.rst-versions .rst-current-version:hover {
+    background-color: var(--navbar-current-background-color-hover);
+}
+
+.rst-versions .rst-current-version:active {
+    background-color: var(--navbar-current-background-color-active);
+}
+
+/* Hide the obnoxious automatic highlight in search results */
+.rst-content .highlighted {
+    background-color: transparent;
+    font-weight: inherit;
+    padding: 0;
+}

docs/_templates/breadcrumbs.html

@@ -0,0 +1,7 @@
+{%- extends "sphinx_rtd_theme/breadcrumbs.html" %}
+
+{% block breadcrumbs_aside %}
+{% if not meta or meta.get('github_url') != 'hide' %}
+{{ super() }}
+{% endif %}
+{% endblock %}

docs/_templates/layout.html

@@ -0,0 +1,4 @@
+{% extends "!layout.html" %}
+{% block linktags %}
+    {{ super() }}
+{% endblock %}

docs/classes/index.rst

@@ -0,0 +1,9 @@
+Entity Spell System API
+=======================
+
+.. toctree::
+   :maxdepth: 1
+   :name: toc-class-ref
+   :glob:
+
+   class_*

docs/conf.py

@@ -0,0 +1,117 @@
+# -*- coding: utf-8 -*-
+# Configuration file for the Sphinx documentation builder.
+#
+# This file only contains a selection of the most common options. For a full
+# list see the documentation:
+# https://www.sphinx-doc.org/en/master/usage/configuration.html
+
+# -- Path setup --------------------------------------------------------------
+
+# If extensions (or modules to document with autodoc) are in another directory,
+# add these directories to sys.path here. If the directory is relative to the
+# documentation root, use os.path.abspath to make it absolute, like shown here.
+#
+import os
+import sys
+# sys.path.insert(0, os.path.abspath('.'))
+
+needs_sphinx = '1.3'
+
+
+# -- Project information -----------------------------------------------------
+
+project = 'Entity Spell System for GODOT'
+copyright = '2020, Péter Magyar (Relintai)'
+author = 'Péter Magyar (Relintai)'
+
+version = 'latest'
+release = 'latest'
+
+# Parse Sphinx tags passed from RTD via environment
+env_tags = os.getenv('SPHINX_TAGS')
+if env_tags != None:
+   for tag in env_tags.split(','):
+       print("Adding Sphinx tag: %s" % tag.strip())
+       tags.add(tag.strip())
+
+# -- General configuration ---------------------------------------------------
+
+# Add any Sphinx extension module names here, as strings. They can be
+# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
+# ones.
+sys.path.append(os.path.abspath('extensions'))
+extensions = [
+    'gdscript', 'sphinx.ext.imgmath'
+]
+
+# Add any paths that contain templates here, relative to this directory.
+templates_path = ['_templates']
+
+# List of patterns, relative to source directory, that match files and
+# directories to ignore when looking for source files.
+# This pattern also affects html_static_path and html_extra_path.
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+
+source_suffix = '.rst'
+source_encoding = 'utf-8-sig'
+
+# GDScript syntax highlighting
+from gdscript import GDScriptLexer
+from sphinx.highlighting import lexers
+lexers['gdscript'] = GDScriptLexer()
+
+# Pygments (syntax highlighting) style to use
+pygments_style = 'sphinx'
+highlight_language = 'gdscript'
+
+# -- Options for HTML output -------------------------------------------------
+
+# on_rtd is whether we are on readthedocs.org, this line of code grabbed from docs.readthedocs.org
+on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
+
+import sphinx_rtd_theme
+html_theme = 'sphinx_rtd_theme'
+html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
+if on_rtd:
+    using_rtd_theme = True
+
+# Theme options
+html_theme_options = {
+    # 'typekit_id': 'hiw1hhg',
+    # 'analytics_id': '',
+    # 'sticky_navigation': True  # Set to False to disable the sticky nav while scrolling.
+    'logo_only': True,  # if we have a html_logo below, this shows /only/ the logo with no title text
+    'collapse_navigation': False,  # Collapse navigation (False makes it tree-like)
+    # 'display_version': True,  # Display the docs version
+    # 'navigation_depth': 4,  # Depth of the headers shown in the navigation bar
+}
+
+# VCS options: https://docs.readthedocs.io/en/latest/vcs.html#github
+html_context = {
+    "display_github": True, # Integrate GitHub
+    "github_user": "Relintai", # Username
+    "github_repo": "entity_spell_system", # Repo name
+    "github_version": "master", # Version
+    "conf_py_path": "/docs/", # Path in the checkout to the docs root
+}
+
+#html_logo = 'img/docs_logo.png'
+
+# Add any paths that contain custom static files (such as style sheets) here,
+# relative to this directory. They are copied after the builtin static files,
+# so a file named "default.css" will overwrite the builtin "default.css".
+html_static_path = ['_static']
+
+# These paths are either relative to html_static_path
+# or fully qualified paths (eg. https://...)
+html_css_files = [
+    'css/custom.css',
+]
+
+# Output file base name for HTML help builder
+htmlhelp_basename = 'ESSdoc'
+
+# -- Options for reStructuredText parser ----------------------------------
+
+# Enable directives that insert the contents of external files
+file_insertion_enabled = False

docs/create_class_docs.sh

@@ -0,0 +1,2 @@
+
+python ../../../doc/tools/makerst.py ../doc_classes/ -o classes/

docs/extensions/gdscript.py

@@ -0,0 +1,176 @@
+# -*- coding: utf-8 -*-
+"""
+    pygments.lexers.gdscript
+    ~~~~~~~~~~~~~~~~~~~~~~
+
+    Lexer for GDScript.
+
+    :copyright: Copyright 2xxx by The Godot Engine Community
+    :license: MIT.
+
+    modified by Daniel J. Ramirez <djrmuv@gmail.com> based on the original python.py pygment
+"""
+
+import re
+
+from pygments.lexer import Lexer, RegexLexer, include, bygroups, using, \
+    default, words, combined, do_insertions
+from pygments.util import get_bool_opt, shebang_matches
+from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
+    Number, Punctuation, Generic, Other, Error
+from pygments import unistring as uni
+
+__all__ = ['GDScriptLexer']
+
+line_re = re.compile('.*?\n')
+
+
+class GDScriptLexer(RegexLexer):
+    """
+    For `Godot source code <https://www.godotengine.org>`_ source code.
+    """
+
+    name = 'GDScript'
+    aliases = ['gdscript', 'gd']
+    filenames = ['*.gd']
+    mimetypes = ['text/x-gdscript', 'application/x-gdscript']
+
+    def innerstring_rules(ttype):
+        return [
+            # the old style '%s' % (...) string formatting
+            (r'%(\(\w+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?'
+             '[hlL]?[E-GXc-giorsux%]', String.Interpol),
+            # backslashes, quotes and formatting signs must be parsed one at a time
+            (r'[^\\\'"%\n]+', ttype),
+            (r'[\'"\\]', ttype),
+            # unhandled string formatting sign
+            (r'%', ttype),
+            # newlines are an error (use "nl" state)
+        ]
+
+    tokens = {
+        'root': [
+            (r'\n', Text),
+            (r'^(\s*)([rRuUbB]{,2})("""(?:.|\n)*?""")',
+             bygroups(Text, String.Affix, String.Doc)),
+            (r"^(\s*)([rRuUbB]{,2})('''(?:.|\n)*?''')",
+             bygroups(Text, String.Affix, String.Doc)),
+            (r'[^\S\n]+', Text),
+            (r'#.*$', Comment.Single),
+            (r'[]{}:(),;[]', Punctuation),
+            (r'\\\n', Text),
+            (r'\\', Text),
+            (r'(in|and|or|not)\b', Operator.Word),
+            (r'!=|==|<<|>>|&&|\+=|-=|\*=|/=|%=|&=|\|=|\|\||[-~+/*%=<>&^.!|$]', Operator),
+            include('keywords'),
+            (r'(func)((?:\s|\\\s)+)', bygroups(Keyword, Text), 'funcname'),
+            (r'(class)((?:\s|\\\s)+)', bygroups(Keyword, Text), 'classname'),
+            include('builtins'),
+            ('([rR]|[uUbB][rR]|[rR][uUbB])(""")',
+             bygroups(String.Affix, String.Double), 'tdqs'),
+            ("([rR]|[uUbB][rR]|[rR][uUbB])(''')",
+             bygroups(String.Affix, String.Single), 'tsqs'),
+            ('([rR]|[uUbB][rR]|[rR][uUbB])(")',
+             bygroups(String.Affix, String.Double), 'dqs'),
+            ("([rR]|[uUbB][rR]|[rR][uUbB])(')",
+             bygroups(String.Affix, String.Single), 'sqs'),
+            ('([uUbB]?)(""")', bygroups(String.Affix, String.Double),
+             combined('stringescape', 'tdqs')),
+            ("([uUbB]?)(''')", bygroups(String.Affix, String.Single),
+             combined('stringescape', 'tsqs')),
+            ('([uUbB]?)(")', bygroups(String.Affix, String.Double),
+             combined('stringescape', 'dqs')),
+            ("([uUbB]?)(')", bygroups(String.Affix, String.Single),
+             combined('stringescape', 'sqs')),
+            include('name'),
+            include('numbers'),
+        ],
+        'keywords': [
+            (words((
+                'and', 'in', 'not', 'or', 'as', 'breakpoint', 'class', 'class_name',
+                'extends', 'is', 'func', 'setget', 'signal', 'tool', 'const',
+                'enum', 'export', 'onready', 'static', 'var', 'break', 'continue',
+                'if', 'elif', 'else', 'for', 'pass', 'return', 'match', 'while',
+                'remote', 'master', 'puppet', 'remotesync', 'mastersync',
+                'puppetsync'), suffix=r'\b'),
+             Keyword),
+        ],
+        'builtins': [
+            (words((
+                'Color8', 'ColorN', 'abs', 'acos', 'asin', 'assert', 'atan', 'atan2',
+                'bytes2var', 'ceil', 'char', 'clamp', 'convert', 'cos', 'cosh',
+                'db2linear', 'decimals', 'dectime', 'deg2rad', 'dict2inst',
+                'ease', 'exp', 'floor', 'fmod', 'fposmod', 'funcref', 'hash',
+                'inst2dict', 'instance_from_id', 'is_inf', 'is_nan', 'lerp',
+                'linear2db', 'load', 'log', 'max', 'min', 'nearest_po2', 'pow',
+                'preload', 'print', 'print_stack', 'printerr', 'printraw',
+                'prints', 'printt', 'rad2deg', 'rand_range', 'rand_seed',
+                'randf', 'randi', 'randomize', 'range', 'round', 'seed', 'sign',
+                'sin', 'sinh', 'sqrt', 'stepify', 'str', 'str2var', 'tan',
+                'tan', 'tanh', 'type_exist', 'typeof', 'var2bytes', 'var2str',
+                'weakref', 'yield'),
+                prefix=r'(?<!\.)', suffix=r'\b'),
+             Name.Builtin),
+            (r'((?<!\.)(self|false|true)|(PI|TAU|NAN|INF)'
+             r')\b', Name.Builtin.Pseudo),
+            (words((
+                'bool', 'int', 'float', 'String', 'NodePath'
+                'Vector2', 'Rect2', 'Transform2D',
+                'Vector3', 'Rect3', 'Plane', 'Quat', 'Basis', 'Transform',
+                'Color', "RID", 'Object', 'NodePath', 'Dictionary',
+                'Array', 'PoolByteArray', 'PoolIntArray', 'PoolRealArray',
+                'PoolStringArray', 'PoolVector2Array', 'PoolVector3Array', 'PoolColorArray',
+                'null',
+            ), prefix=r'(?<!\.)', suffix=r'\b'), Name.Builtin.Type),
+        ],
+        'numbers': [
+            (r'(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?j?', Number.Float),
+            (r'\d+[eE][+-]?[0-9]+j?', Number.Float),
+            (r'0[xX][a-fA-F0-9]+', Number.Hex),
+            (r'\d+j?', Number.Integer)
+        ],
+        'name': [
+            ('[a-zA-Z_]\w*', Name),
+        ],
+        'funcname': [
+            ('[a-zA-Z_]\w*', Name.Function, '#pop'),
+            default('#pop'),
+        ],
+        'classname': [
+            ('[a-zA-Z_]\w*', Name.Class, '#pop')
+        ],
+        'stringescape': [
+            (r'\\([\\abfnrtv"\']|\n|N\{.*?\}|u[a-fA-F0-9]{4}|'
+             r'U[a-fA-F0-9]{8}|x[a-fA-F0-9]{2}|[0-7]{1,3})', String.Escape)
+        ],
+        'strings-single': innerstring_rules(String.Single),
+        'strings-double': innerstring_rules(String.Double),
+        'dqs': [
+            (r'"', String.Double, '#pop'),
+            (r'\\\\|\\"|\\\n', String.Escape),  # included here for raw strings
+            include('strings-double')
+        ],
+        'sqs': [
+            (r"'", String.Single, '#pop'),
+            (r"\\\\|\\'|\\\n", String.Escape),  # included here for raw strings
+            include('strings-single')
+        ],
+        'tdqs': [
+            (r'"""', String.Double, '#pop'),
+            include('strings-double'),
+            (r'\n', String.Double)
+        ],
+        'tsqs': [
+            (r"'''", String.Single, '#pop'),
+            include('strings-single'),
+            (r'\n', String.Single)
+        ],
+    }
+
+def setup(sphinx):
+    sphinx.add_lexer('gdscript', GDScriptLexer())
+
+    return {
+        'parallel_read_safe': True,
+        'parallel_write_safe': True,
+    }

docs/index.rst

@@ -0,0 +1,109 @@
+Welcome to Entity-Spell System's documentation!
+===============================================
+
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Contents:
+
+
+Indices and tables
+==================
+
+* :ref:`genindex`
+* :ref:`modindex`
+* :ref:`search`
+
+.. toctree::
+   :maxdepth: 1
+   :caption: About
+   :name: sec-about
+
+   introduction/introduction
+   introduction/compiling
+   introduction/design
+   introduction/optional_dependencies
+   introduction/companion_addon
+   introduction/todos
+
+.. toctree::
+   :maxdepth: 1
+   :caption: General
+   :name: sec-general
+
+   general/globals/globals
+   general/enums/index
+
+.. toctree::
+   :maxdepth: 1
+   :caption: Entities
+   :name: sec-entities
+
+   entities/introduction
+   entities/entity
+   entities/data
+   entities/stats
+   entities/spells
+   entities/auras
+   entities/resources
+   entities/skills
+   entities/talents
+   entities/levels
+   entities/bags
+   entities/crafting
+   entities/skeleton
+   entities/ai
+   entities/pets
+   entities/networking
+   entities/other
+
+.. toctree::
+   :maxdepth: 1
+   :caption: Spell and Auras
+   :name: sec-spells-and-auras
+
+   spells_and_auras/spell
+   spells_and_auras/aura
+   spells_and_auras/cooldowns
+   spells_and_auras/pipelines
+   spells_and_auras/world_spells
+   spells_and_auras/spell_visual_effects
+   
+.. toctree::
+   :maxdepth: 1
+   :caption: Items
+   :name: sec-items
+
+   items/item
+   items/craft_recipes
+   items/equipment
+   items/item_visuals
+   items/loot
+
+.. toctree::
+   :maxdepth: 1
+   :caption: UI
+   :name: sec-ui
+
+   ui/drag_and_drop
+
+.. toctree::
+   :maxdepth: 1
+   :caption: FAQ
+   :name: sec-faq
+
+   faq/procedural_generation
+
+.. toctree::
+   :maxdepth: 1
+   :caption: Class reference
+   :name: sec-class-ref
+
+   classes/index
+
+.. Indices and tables
+.. ------------------
+..
+.. * :ref:`genindex`
+.. * :ref:`modindex`
+.. * :ref:`search`

docs/make.bat

@@ -0,0 +1,35 @@
+@ECHO OFF
+
+pushd %~dp0
+
+REM Command file for Sphinx documentation
+
+if "%SPHINXBUILD%" == "" (
+	set SPHINXBUILD=sphinx-build
+)
+set SOURCEDIR=.
+set BUILDDIR=_build
+
+if "%1" == "" goto help
+
+%SPHINXBUILD% >NUL 2>NUL
+if errorlevel 9009 (
+	echo.
+	echo.The 'sphinx-build' command was not found. Make sure you have Sphinx
+	echo.installed, then set the SPHINXBUILD environment variable to point
+	echo.to the full path of the 'sphinx-build' executable. Alternatively you
+	echo.may add the Sphinx directory to PATH.
+	echo.
+	echo.If you don't have Sphinx installed, grab it from
+	echo.http://sphinx-doc.org/
+	exit /b 1
+)
+
+%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+goto end
+
+:help
+%SPHINXBUILD% -M help %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
+
+:end
+popd

procedural_animation.cpp

@@ -0,0 +1,300 @@
+#include "procedural_animation.h"
+
+StringName ProceduralAnimation::get_editor_category() const {
+	if (_editor_category >= 0 && _editor_category < _categories.size()) {
+		return _categories.get(_editor_category)->name;
+	}
+
+	return "---";
+}
+void ProceduralAnimation::set_editor_category(const StringName &value) {
+	for (int i = 0; i < _categories.size(); ++i) {
+		if (_categories.get(i)->name == value) {
+			_editor_category = i;
+			return;
+		}
+	}
+
+	_editor_category = -1;
+	_editor_category_animation = -1;
+}
+
+StringName ProceduralAnimation::get_editor_category_animation() const {
+	if (_editor_category >= 0 && _editor_category < _categories.size()) {
+		Category *category = _categories.get(_editor_category);
+
+		if (_editor_category_animation >= 0 && _editor_category_animation < category->animations.size()) {
+			return category->animations.get(_editor_category_animation)->name;
+		}
+	}
+
+	return "---";
+}
+void ProceduralAnimation::set_editor_category_animation(const StringName &value) {
+	if (_editor_category >= 0 && _editor_category < _categories.size()) {
+		Category *category = _categories.get(_editor_category);
+
+		for (int i = 0; i < category->animations.size(); ++i) {
+			if (category->animations.get(i)->name == value) {
+				_editor_category_animation = i;
+				return;
+			}
+		}
+	}
+
+	_editor_category_animation = -1;
+}
+
+String ProceduralAnimation::get_add_editor_category_name() const {
+	return _editor_add_category_name;
+}
+void ProceduralAnimation::set_add_editor_category_name(const String &value) {
+	_editor_add_category_name = value;
+}
+
+bool ProceduralAnimation::get_add_editor_category() const {
+	return false;
+}
+void ProceduralAnimation::set_add_editor_category(const bool value) {
+	Category *cat = memnew(Category);
+	cat->name = _editor_add_category_name;
+	_categories.push_back(cat);
+
+	_editor_category = _categories.size() - 1;
+}
+
+String ProceduralAnimation::get_add_editor_category_animation_name() const {
+	return _add_editor_category_animation_name;
+}
+void ProceduralAnimation::set_add_editor_category_animation_name(const String &value) {
+	_add_editor_category_animation_name = value;
+}
+
+bool ProceduralAnimation::get_add_editor_animation_category() const {
+	return false;
+}
+void ProceduralAnimation::set_add_editor_animation_category(const bool value) {
+	if (_editor_category >= 0 && _editor_category < _categories.size()) {
+		AnimationEntry *entry = memnew(AnimationEntry);
+		entry->name = _add_editor_category_animation_name;
+		_categories.get(_editor_category)->animations.push_back(entry);
+
+		_editor_category_animation = _categories.get(_editor_category)->animations.size() - 1;
+	}
+}
+
+ProceduralAnimation::ProceduralAnimation() {
+	_editor_category = -1;
+	_editor_category_animation = -1;
+}
+
+ProceduralAnimation::~ProceduralAnimation() {
+	for (int i = 0; i < _categories.size(); ++i) {
+		Category *categ = _categories.get(i);
+
+		for (int j = 0; j < categ->animations.size(); ++j) {
+			memdelete(categ->animations.get(j));
+		}
+
+		memdelete(categ);
+	}
+
+	_categories.clear();
+
+	_animation.unref();
+}
+
+bool ProceduralAnimation::_set(const StringName &p_name, const Variant &p_value) {
+	String name = p_name;
+
+	if (name.begins_with("categories|")) {
+
+		int category_index = name.get_slicec('|', 1).to_int();
+		String what = name.get_slicec('|', 2);
+
+		ERR_FAIL_INDEX_V(category_index, _categories.size(), false);
+
+		Category *cat = _categories.get(category_index);
+
+		if (what == "name") {
+			cat->name = p_value;
+
+			return true;
+		} else if (what == "animation") {
+			int animation_index = name.get_slicec('|', 3).to_int();
+			String anim_prop_name = name.get_slicec('|', 4);
+
+			Category *category = _categories.get(category_index);
+
+			ERR_FAIL_INDEX_V(category_index, _categories.get(category_index)->animations.size(), false);
+
+			if (anim_prop_name == "name") {
+				category->animations.get(animation_index)->name = p_value;
+
+				return true;
+			} else if (anim_prop_name == "index") {
+				category->animations.get(animation_index)->index = p_value;
+
+				return true;
+			} else if (anim_prop_name == "keyframe_index") {
+				category->animations.get(animation_index)->keyframe_index = p_value;
+
+				return true;
+			} else if (anim_prop_name == "next_animation") {
+				category->animations.get(animation_index)->next_animation = p_value;
+
+				return true;
+			} else if (anim_prop_name == "in_curve") {
+				category->animations.get(animation_index)->in_curve = p_value;
+
+				return true;
+			} else {
+				return false;
+			}
+		}
+
+		return false;
+	} else {
+		return false;
+	}
+
+	return true;
+}
+
+bool ProceduralAnimation::_get(const StringName &p_name, Variant &r_ret) const {
+	String name = p_name;
+
+	if (name.begins_with("categories|")) {
+
+		int category_index = name.get_slicec('|', 1).to_int();
+		String what = name.get_slicec('|', 2);
+
+		ERR_FAIL_INDEX_V(category_index, _categories.size(), false);
+
+		if (what == "name") {
+			r_ret = _categories.get(category_index)->name;
+
+			return true;
+		} else if (what == "animation") {
+			int animation_index = name.get_slicec('|', 3).to_int();
+			String anim_prop_name = name.get_slicec('|', 4);
+
+			Category *category = _categories.get(category_index);
+
+			ERR_FAIL_INDEX_V(animation_index, _categories.get(category_index)->animations.size(), false);
+
+			if (anim_prop_name == "name") {
+				r_ret = category->name;
+
+				return true;
+			} else if (anim_prop_name == "index") {
+				r_ret = category->animations.get(animation_index)->index;
+
+				return true;
+			} else if (anim_prop_name == "keyframe_index") {
+				r_ret = category->animations.get(animation_index)->keyframe_index;
+
+				return true;
+			} else if (anim_prop_name == "next_animation") {
+				r_ret = category->animations.get(animation_index)->next_animation;
+
+				return true;
+			} else if (anim_prop_name == "in_curve") {
+				r_ret = category->animations.get(animation_index)->in_curve;
+
+				return true;
+			} else {
+				return false;
+			}
+		}
+
+		return false;
+	} else {
+		return false;
+	}
+
+	return true;
+}
+
+void ProceduralAnimation::_validate_property(PropertyInfo &property) const {
+	String name = property.name;
+
+	if (name == "editor_category") {
+		String names("---");
+		for (int i = 0; i < _categories.size(); ++i) {
+			names += ",";
+
+			names += _categories.get(i)->name;
+		}
+
+		property.hint_string = names;
+	} else if (name == "editor_category_animation") {
+		String names("---");
+
+		if (_editor_category >= 0 && _editor_category < _categories.size()) {
+			Category *category = _categories.get(_editor_category);
+
+			for (int i = 0; i < category->animations.size(); ++i) {
+				names += ",";
+
+				names += category->animations.get(i)->name;
+			}
+		}
+
+		property.hint_string = names;
+	}
+}
+
+void ProceduralAnimation::_get_property_list(List<PropertyInfo> *p_list) const {
+	for (int i = 0; i < _categories.size(); ++i) {
+		int property_usange_editor = PROPERTY_USAGE_NOEDITOR;
+
+		if (i == _editor_category) {
+			property_usange_editor = PROPERTY_USAGE_EDITOR;
+		}
+
+		Category *categ = _categories.get(i);
+
+		p_list->push_back(PropertyInfo(Variant::STRING, "categories|" + itos(i) + "|name", PROPERTY_HINT_NONE, "", property_usange_editor | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED));
+
+		for (int j = 0; j < categ->animations.size(); ++j) {
+			if (i == _editor_category && j == _editor_category_animation) {
+				property_usange_editor = PROPERTY_USAGE_EDITOR;
+			} else {
+				property_usange_editor = PROPERTY_USAGE_NOEDITOR;
+			}
+
+			p_list->push_back(PropertyInfo(Variant::STRING, "categories|" + itos(i) + "|animation|" + itos(j) + "|name", PROPERTY_HINT_NONE, "", property_usange_editor | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED));
+			p_list->push_back(PropertyInfo(Variant::INT, "categories|" + itos(i) + "|animation|" + itos(j) + "|index", PROPERTY_HINT_NONE, "", property_usange_editor | PROPERTY_USAGE_INTERNAL));
+			p_list->push_back(PropertyInfo(Variant::INT, "categories|" + itos(i) + "|animation|" + itos(j) + "|keyframe_index", PROPERTY_HINT_NONE, "", property_usange_editor | PROPERTY_USAGE_INTERNAL));
+			p_list->push_back(PropertyInfo(Variant::STRING, "categories|" + itos(i) + "|animation|" + itos(j) + "|next_animation", PROPERTY_HINT_NONE, "", property_usange_editor | PROPERTY_USAGE_INTERNAL));
+			p_list->push_back(PropertyInfo(Variant::OBJECT, "categories|" + itos(i) + "|animation|" + itos(j) + "|in_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve", property_usange_editor | PROPERTY_USAGE_INTERNAL));
+		}
+	}
+}
+
+void ProceduralAnimation::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("get_editor_category"), &ProceduralAnimation::get_editor_category);
+	ClassDB::bind_method(D_METHOD("set_editor_category", "value"), &ProceduralAnimation::set_editor_category);
+	ADD_PROPERTY(PropertyInfo(Variant::STRING, "editor_category", PROPERTY_HINT_ENUM, "---", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), "set_editor_category", "get_editor_category");
+
+	ClassDB::bind_method(D_METHOD("get_editor_category_animation"), &ProceduralAnimation::get_editor_category_animation);
+	ClassDB::bind_method(D_METHOD("set_editor_category_animation", "value"), &ProceduralAnimation::set_editor_category_animation);
+	ADD_PROPERTY(PropertyInfo(Variant::STRING, "editor_category_animation", PROPERTY_HINT_ENUM, "---", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), "set_editor_category_animation", "get_editor_category_animation");
+
+	ClassDB::bind_method(D_METHOD("get_add_editor_category_name"), &ProceduralAnimation::get_add_editor_category_name);
+	ClassDB::bind_method(D_METHOD("set_add_editor_category_name", "value"), &ProceduralAnimation::set_add_editor_category_name);
+	ADD_PROPERTY(PropertyInfo(Variant::STRING, "add_editor_category_name"), "set_add_editor_category_name", "get_add_editor_category_name");
+
+	ClassDB::bind_method(D_METHOD("get_add_editor_category"), &ProceduralAnimation::get_add_editor_category);
+	ClassDB::bind_method(D_METHOD("set_add_editor_category", "value"), &ProceduralAnimation::set_add_editor_category);
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "add_editor_category", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), "set_add_editor_category", "get_add_editor_category");
+
+	ClassDB::bind_method(D_METHOD("get_add_editor_category_animation_name"), &ProceduralAnimation::get_add_editor_category_animation_name);
+	ClassDB::bind_method(D_METHOD("set_add_editor_category_animation_name", "value"), &ProceduralAnimation::set_add_editor_category_animation_name);
+	ADD_PROPERTY(PropertyInfo(Variant::STRING, "add_editor_category_animation_name"), "set_add_editor_category_animation_name", "get_add_editor_category_animation_name");
+
+	ClassDB::bind_method(D_METHOD("get_add_editor_animation_category"), &ProceduralAnimation::get_add_editor_animation_category);
+	ClassDB::bind_method(D_METHOD("set_add_editor_animation_category", "value"), &ProceduralAnimation::set_add_editor_animation_category);
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "add_editor_animation_category", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), "set_add_editor_animation_category", "get_add_editor_animation_category");
+}

procedural_animation.h

@@ -0,0 +1,75 @@
+#ifndef PROCEDURAL_ANIMATION_H
+#define PROCEDURAL_ANIMATION_H
+
+#include "core/resource.h"
+
+#include "core/vector.h"
+#include "scene/resources/animation.h"
+#include "scene/resources/curve.h"
+
+#include "scene/resources/animation.h"
+
+class ProceduralAnimation : public Resource {
+	GDCLASS(ProceduralAnimation, Resource);
+
+public:
+	StringName get_editor_category() const;
+	void set_editor_category(const StringName &value);
+
+	StringName get_editor_category_animation() const;
+	void set_editor_category_animation(const StringName &value);
+
+	String get_add_editor_category_name() const;
+	void set_add_editor_category_name(const String &value);
+
+	bool get_add_editor_category() const;
+	void set_add_editor_category(const bool value);
+
+	String get_add_editor_category_animation_name() const;
+	void set_add_editor_category_animation_name(const String &value);
+
+	bool get_add_editor_animation_category() const;
+	void set_add_editor_animation_category(const bool value);
+
+	ProceduralAnimation();
+	~ProceduralAnimation();
+
+protected:
+	bool _set(const StringName &p_name, const Variant &p_value);
+	bool _get(const StringName &p_name, Variant &r_ret) const;
+	virtual void _validate_property(PropertyInfo &property) const;
+	void _get_property_list(List<PropertyInfo> *p_list) const;
+	static void _bind_methods();
+
+protected:
+	struct AnimationEntry {
+		StringName name;
+		int index;
+		int keyframe_index;
+		StringName next_animation;
+		Ref<Curve> in_curve;
+
+		AnimationEntry() {
+			index = 0;
+			keyframe_index = 0;
+		}
+	};
+
+	struct Category {
+		StringName name;
+		Vector<AnimationEntry *> animations;
+	};
+
+private:
+	int _editor_category;
+	int _editor_category_animation;
+
+	String _editor_add_category_name;
+	String _add_editor_category_animation_name;
+
+	Vector<Category *> _categories;
+
+	Ref<Animation> _animation;
+};
+
+#endif

procedural_animation_player.cpp

@@ -0,0 +1,5 @@
+#include "procedural_animation_player.h"
+
+void ProceduralAnimationPlayer::play(const StringName &p_name, float p_custom_blend, float p_custom_scale, bool p_from_end) {
+	print_error("adada");
+}

procedural_animation_player.h

@@ -0,0 +1,13 @@
+#ifndef PROCEDURAL_ANIMATION_PLAYER_H
+#define PROCEDURAL_ANIMATION_PLAYER_H
+
+#include "scene/main/node.h"
+
+class ProceduralAnimationPlayer : public Node {
+	GDCLASS(ProceduralAnimationPlayer, Node);
+
+public:
+	void play(const StringName &p_name = StringName(), float p_custom_blend = -1, float p_custom_scale = 1.0, bool p_from_end = false);
+};
+
+#endif

register_types.cpp

@@ -0,0 +1,12 @@
+#include "register_types.h"
+
+#include "procedural_animation.h"
+#include "procedural_animation_player.h"
+
+void register_procedural_animations_types() {
+	ClassDB::register_class<ProceduralAnimation>();
+	ClassDB::register_class<ProceduralAnimationPlayer>();
+}
+
+void unregister_procedural_animations_types() {
+}

register_types.h

@@ -0,0 +1,3 @@
+
+void register_procedural_animations_types();
+void unregister_procedural_animations_types();