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util.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1" />
<meta name="generator" content="pdoc 0.7.1" />
<title>pyspace.util API documentation</title>
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</head>
<body>
<main>
<article id="content">
<header>
<h1 class="title">Module <code>pyspace.util</code></h1>
</header>
<section id="section-intro">
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">import numpy as np
def normalize(x):
return x / np.linalg.norm(x)
def norm_sq(v):
return np.dot(v,v)
def norm(v):
return np.linalg.norm(v)
def get_sub_keys(v):
if type(v) is not tuple and type(v) is not list:
return []
return [k for k in v if type(k) is str]
def to_vec3(v):
if isinstance(v, (float, int)):
return np.array([v, v, v], dtype=np.float32)
elif len(get_sub_keys(v)) > 0:
return v
else:
return np.array([v[0], v[1], v[2]], dtype=np.float32)
def to_str(x):
if type(x) is bool:
return "1" if x else "0"
elif isinstance(x, (list, tuple)):
return vec3_str(x)
else:
return str(x)
def float_str(x):
if type(x) is str:
return '_' + x
else:
return str(x)
def vec3_str(v):
if type(v) is str:
return '_' + v
elif isinstance(v, (float, int)):
return 'vec3(' + str(v) + ')'
else:
return 'vec3(' + float_str(v[0]) + ',' + float_str(v[1]) + ',' + float_str(v[2]) + ')'
def vec3_eq(v, val):
if type(v) is str:
return False
for i in range(3):
if v[i] != val[i]:
return False
return True
def smin(a, b, k):
h = min(max(0.5 + 0.5*(b - a)/k, 0.0), 1.0)
return b*(1 - h) + a*h - k*h*(1.0 - h)
def get_global(k):
if type(k) is str:
return _PYSPACE_GLOBAL_VARS[k]
elif type(k) is tuple or type(k) is list:
return np.array([get_global(i) for i in k], dtype=np.float32)
else:
return k
def set_global_float(k):
if type(k) is str:
_PYSPACE_GLOBAL_VARS[k] = 0.0
return k
def set_global_vec3(k):
if type(k) is str:
_PYSPACE_GLOBAL_VARS[k] = to_vec3((0,0,0))
return k
elif isinstance(k, (float, int)):
return to_vec3(k)
else:
sk = get_sub_keys(k)
for i in sk:
_PYSPACE_GLOBAL_VARS[i] = 0.0
return to_vec3(k)
def cond_offset(p):
if type(p) is str or np.count_nonzero(p) > 0:
return ' - vec4(' + vec3_str(p) + ', 0)'
return ''
def cond_subtract(p):
if type(p) is str or p > 0:
return ' - ' + float_str(p)
return ''
def make_color(geo):
if type(geo.color) is tuple or type(geo.color) is np.ndarray:
return 'vec4(' + vec3_str(geo.color) + ', ' + geo.glsl() + ')'
elif geo.color == 'orbit' or geo.color == 'o':
return 'vec4(orbit, ' + geo.glsl() + ')'
else:
raise Exception("Invalid coloring type")
_PYSPACE_GLOBAL_VARS = {}</code></pre>
</details>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-functions">Functions</h2>
<dl>
<dt id="pyspace.util.cond_offset"><code class="name flex">
<span>def <span class="ident">cond_offset</span></span>(<span>p)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def cond_offset(p):
if type(p) is str or np.count_nonzero(p) > 0:
return ' - vec4(' + vec3_str(p) + ', 0)'
return ''</code></pre>
</details>
</dd>
<dt id="pyspace.util.cond_subtract"><code class="name flex">
<span>def <span class="ident">cond_subtract</span></span>(<span>p)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def cond_subtract(p):
if type(p) is str or p > 0:
return ' - ' + float_str(p)
return ''</code></pre>
</details>
</dd>
<dt id="pyspace.util.float_str"><code class="name flex">
<span>def <span class="ident">float_str</span></span>(<span>x)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def float_str(x):
if type(x) is str:
return '_' + x
else:
return str(x)</code></pre>
</details>
</dd>
<dt id="pyspace.util.get_global"><code class="name flex">
<span>def <span class="ident">get_global</span></span>(<span>k)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def get_global(k):
if type(k) is str:
return _PYSPACE_GLOBAL_VARS[k]
elif type(k) is tuple or type(k) is list:
return np.array([get_global(i) for i in k], dtype=np.float32)
else:
return k</code></pre>
</details>
</dd>
<dt id="pyspace.util.get_sub_keys"><code class="name flex">
<span>def <span class="ident">get_sub_keys</span></span>(<span>v)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def get_sub_keys(v):
if type(v) is not tuple and type(v) is not list:
return []
return [k for k in v if type(k) is str]</code></pre>
</details>
</dd>
<dt id="pyspace.util.make_color"><code class="name flex">
<span>def <span class="ident">make_color</span></span>(<span>geo)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def make_color(geo):
if type(geo.color) is tuple or type(geo.color) is np.ndarray:
return 'vec4(' + vec3_str(geo.color) + ', ' + geo.glsl() + ')'
elif geo.color == 'orbit' or geo.color == 'o':
return 'vec4(orbit, ' + geo.glsl() + ')'
else:
raise Exception("Invalid coloring type")</code></pre>
</details>
</dd>
<dt id="pyspace.util.norm"><code class="name flex">
<span>def <span class="ident">norm</span></span>(<span>v)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def norm(v):
return np.linalg.norm(v)</code></pre>
</details>
</dd>
<dt id="pyspace.util.norm_sq"><code class="name flex">
<span>def <span class="ident">norm_sq</span></span>(<span>v)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def norm_sq(v):
return np.dot(v,v)</code></pre>
</details>
</dd>
<dt id="pyspace.util.normalize"><code class="name flex">
<span>def <span class="ident">normalize</span></span>(<span>x)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def normalize(x):
return x / np.linalg.norm(x)</code></pre>
</details>
</dd>
<dt id="pyspace.util.set_global_float"><code class="name flex">
<span>def <span class="ident">set_global_float</span></span>(<span>k)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def set_global_float(k):
if type(k) is str:
_PYSPACE_GLOBAL_VARS[k] = 0.0
return k</code></pre>
</details>
</dd>
<dt id="pyspace.util.set_global_vec3"><code class="name flex">
<span>def <span class="ident">set_global_vec3</span></span>(<span>k)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def set_global_vec3(k):
if type(k) is str:
_PYSPACE_GLOBAL_VARS[k] = to_vec3((0,0,0))
return k
elif isinstance(k, (float, int)):
return to_vec3(k)
else:
sk = get_sub_keys(k)
for i in sk:
_PYSPACE_GLOBAL_VARS[i] = 0.0
return to_vec3(k)</code></pre>
</details>
</dd>
<dt id="pyspace.util.smin"><code class="name flex">
<span>def <span class="ident">smin</span></span>(<span>a, b, k)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def smin(a, b, k):
h = min(max(0.5 + 0.5*(b - a)/k, 0.0), 1.0)
return b*(1 - h) + a*h - k*h*(1.0 - h)</code></pre>
</details>
</dd>
<dt id="pyspace.util.to_str"><code class="name flex">
<span>def <span class="ident">to_str</span></span>(<span>x)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def to_str(x):
if type(x) is bool:
return "1" if x else "0"
elif isinstance(x, (list, tuple)):
return vec3_str(x)
else:
return str(x)</code></pre>
</details>
</dd>
<dt id="pyspace.util.to_vec3"><code class="name flex">
<span>def <span class="ident">to_vec3</span></span>(<span>v)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def to_vec3(v):
if isinstance(v, (float, int)):
return np.array([v, v, v], dtype=np.float32)
elif len(get_sub_keys(v)) > 0:
return v
else:
return np.array([v[0], v[1], v[2]], dtype=np.float32)</code></pre>
</details>
</dd>
<dt id="pyspace.util.vec3_eq"><code class="name flex">
<span>def <span class="ident">vec3_eq</span></span>(<span>v, val)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def vec3_eq(v, val):
if type(v) is str:
return False
for i in range(3):
if v[i] != val[i]:
return False
return True</code></pre>
</details>
</dd>
<dt id="pyspace.util.vec3_str"><code class="name flex">
<span>def <span class="ident">vec3_str</span></span>(<span>v)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def vec3_str(v):
if type(v) is str:
return '_' + v
elif isinstance(v, (float, int)):
return 'vec3(' + str(v) + ')'
else:
return 'vec3(' + float_str(v[0]) + ',' + float_str(v[1]) + ',' + float_str(v[2]) + ')'</code></pre>
</details>
</dd>
</dl>
</section>
<section>
</section>
</article>
<nav id="sidebar">
<h1>Index</h1>
<div class="toc">
<ul></ul>
</div>
<ul id="index">
<li><h3>Super-module</h3>
<ul>
<li><code><a title="pyspace" href="index.html">pyspace</a></code></li>
</ul>
</li>
<li><h3><a href="#header-functions">Functions</a></h3>
<ul class="two-column">
<li><code><a title="pyspace.util.cond_offset" href="#pyspace.util.cond_offset">cond_offset</a></code></li>
<li><code><a title="pyspace.util.cond_subtract" href="#pyspace.util.cond_subtract">cond_subtract</a></code></li>
<li><code><a title="pyspace.util.float_str" href="#pyspace.util.float_str">float_str</a></code></li>
<li><code><a title="pyspace.util.get_global" href="#pyspace.util.get_global">get_global</a></code></li>
<li><code><a title="pyspace.util.get_sub_keys" href="#pyspace.util.get_sub_keys">get_sub_keys</a></code></li>
<li><code><a title="pyspace.util.make_color" href="#pyspace.util.make_color">make_color</a></code></li>
<li><code><a title="pyspace.util.norm" href="#pyspace.util.norm">norm</a></code></li>
<li><code><a title="pyspace.util.norm_sq" href="#pyspace.util.norm_sq">norm_sq</a></code></li>
<li><code><a title="pyspace.util.normalize" href="#pyspace.util.normalize">normalize</a></code></li>
<li><code><a title="pyspace.util.set_global_float" href="#pyspace.util.set_global_float">set_global_float</a></code></li>
<li><code><a title="pyspace.util.set_global_vec3" href="#pyspace.util.set_global_vec3">set_global_vec3</a></code></li>
<li><code><a title="pyspace.util.smin" href="#pyspace.util.smin">smin</a></code></li>
<li><code><a title="pyspace.util.to_str" href="#pyspace.util.to_str">to_str</a></code></li>
<li><code><a title="pyspace.util.to_vec3" href="#pyspace.util.to_vec3">to_vec3</a></code></li>
<li><code><a title="pyspace.util.vec3_eq" href="#pyspace.util.vec3_eq">vec3_eq</a></code></li>
<li><code><a title="pyspace.util.vec3_str" href="#pyspace.util.vec3_str">vec3_str</a></code></li>
</ul>
</li>
</ul>
</nav>
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