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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source to the Rust file `src/sprite.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>sprite.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="shortcut icon" href="../../favicon.ico"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../../sfml_rust/index.html'><div class='logo-container'><img src='../../rust-logo.png' alt='logo'></div></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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</pre><div class="example-wrap"><pre class="rust ">
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas</span>::<span class="ident">canvas_state</span>::{<span class="ident">Drawable</span>, <span class="ident">DrawableTest</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">sync</span>::<span class="ident">Arc</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas</span>::<span class="ident">shader</span>::<span class="ident">text_shader</span>::<span class="ident">GlyphInstance</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas</span>::<span class="ident">canvas_buffer</span>::<span class="ident">CanvasFont</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">util</span>::<span class="ident">vertex_3d</span>::<span class="ident">Vertex3D</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas</span>::<span class="kw-2">*</span>;
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Sprite</span> {
<span class="kw">pub</span> <span class="ident">vertices</span>: [(<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>); <span class="number">6</span>],
<span class="kw">pub</span> <span class="ident">ti_position</span>: [(<span class="ident">f32</span>, <span class="ident">f32</span>); <span class="number">6</span>],
<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">color</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">textured</span>: <span class="ident">bool</span>,
<span class="ident">texture_handle</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasTextureHandle</span><span class="op">&gt;</span><span class="op">&gt;</span>,
<span class="ident">value</span>: <span class="ident">GlyphInstance</span>,
}
<span class="doccomment">/// Container class which implements drawable.</span>
<span class="kw">impl</span> <span class="ident">Sprite</span> {
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>), <span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>)) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Sprite</span> {
<span class="ident">Sprite</span>::<span class="ident">new_with_color</span>(<span class="ident">position</span>, <span class="ident">size</span>, <span class="number">0</span>, (<span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>))
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_color</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">depth</span>: <span class="ident">u32</span>,
<span class="ident">color</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>)) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Sprite</span> {
<span class="kw">let</span> <span class="ident">normalized_depth</span> <span class="op">=</span> (<span class="ident">depth</span> <span class="kw">as</span> <span class="ident">f32</span> <span class="op">/</span> <span class="number">255.0</span>);
<span class="ident">Sprite</span> {
<span class="ident">vertices</span>: [
(<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// top left</span>
(<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// bottom left</span>
(<span class="ident">position</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// bottom right</span>
(<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// top left</span>
(<span class="ident">position</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// bottom right</span>
(<span class="ident">position</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// top right</span>
],
<span class="ident">position</span>: <span class="ident">position</span>,
<span class="ident">ti_position</span>: [
(<span class="op">-</span><span class="number">0.0</span>, <span class="op">-</span><span class="number">0.0</span>), <span class="comment">// top left</span>
(<span class="op">-</span><span class="number">0.0</span>, <span class="number">1.0</span>), <span class="comment">// bottom left</span>
(<span class="number">1.0</span>, <span class="number">1.0</span>), <span class="comment">// bottom right</span>
(<span class="op">-</span><span class="number">0.0</span>, <span class="op">-</span><span class="number">0.0</span>), <span class="comment">// top left</span>
(<span class="number">1.0</span>, <span class="number">1.0</span>), <span class="comment">// bottom right</span>
(<span class="number">1.0</span>, <span class="op">-</span><span class="number">0.0</span>), <span class="comment">// top right</span>
],
<span class="ident">size</span>: <span class="ident">size</span>,
<span class="ident">color</span>: <span class="ident">color</span>,
<span class="ident">textured</span>: <span class="bool-val">false</span>,
<span class="ident">texture_handle</span>: <span class="prelude-val">None</span>,
<span class="ident">value</span>: <span class="ident">GlyphInstance</span> {
<span class="ident">screen_position</span>: (<span class="number">0.0</span>, <span class="number">0.0</span>),
<span class="ident">atlas_position</span>: (<span class="number">0.0</span>, <span class="number">0.0</span>),
<span class="ident">atlas_size</span>: (<span class="number">0.0</span>, <span class="number">0.0</span>),
<span class="ident">scale</span>: <span class="number">0.0</span>,
},
}
}
<span class="doccomment">///</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_texture</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">depth</span>: <span class="ident">u32</span>,
<span class="ident">texture_handle</span>: <span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasTextureHandle</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Sprite</span> {
<span class="kw">let</span> <span class="ident">normalized_depth</span> <span class="op">=</span> (<span class="ident">depth</span> <span class="kw">as</span> <span class="ident">f32</span> <span class="op">/</span> <span class="number">255.0</span>);
<span class="ident">Sprite</span> {
<span class="ident">vertices</span>: [
(<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// top left</span>
(<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// bottom left</span>
(<span class="ident">position</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// bottom right</span>
(<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// top left</span>
(<span class="ident">position</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// bottom right</span>
(<span class="ident">position</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">size</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>), <span class="comment">// top right</span>
],
<span class="ident">position</span>: <span class="ident">position</span>,
<span class="ident">ti_position</span>: [
(<span class="op">-</span><span class="number">0.0</span>, <span class="op">-</span><span class="number">0.0</span>), <span class="comment">// top left</span>
(<span class="op">-</span><span class="number">0.0</span>, <span class="number">1.0</span>), <span class="comment">// bottom left</span>
(<span class="number">1.0</span>, <span class="number">1.0</span>), <span class="comment">// bottom right</span>
(<span class="op">-</span><span class="number">0.0</span>, <span class="op">-</span><span class="number">0.0</span>), <span class="comment">// top left</span>
(<span class="number">1.0</span>, <span class="number">1.0</span>), <span class="comment">// bottom right</span>
(<span class="number">1.0</span>, <span class="op">-</span><span class="number">0.0</span>), <span class="comment">// top right</span>
],
<span class="ident">size</span>: <span class="ident">size</span>,
<span class="ident">color</span>: (<span class="number">1.0</span>, <span class="number">0.0</span>, <span class="number">0.0</span>, <span class="number">1.0</span>),
<span class="ident">textured</span>: <span class="bool-val">true</span>,
<span class="ident">texture_handle</span>: <span class="prelude-val">Some</span>(<span class="ident">texture_handle</span>.<span class="ident">clone</span>()),
<span class="ident">value</span>: <span class="ident">Default</span>::<span class="ident">default</span>(),
}
}
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">H</span>, <span class="ident">In</span><span class="op">&gt;</span> <span class="ident">DrawableTest</span><span class="op">&lt;</span><span class="ident">Vertex3D</span>, <span class="ident">H</span>, <span class="ident">In</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">Sprite</span> {
<span class="kw">fn</span> <span class="ident">get_vertices</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Vertex3D</span><span class="op">&gt;</span> {
<span class="macro">unimplemented</span><span class="macro">!</span>()
}
<span class="kw">fn</span> <span class="ident">get_instances</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">In</span><span class="op">&gt;</span> {
<span class="macro">unimplemented</span><span class="macro">!</span>()
}
<span class="kw">fn</span> <span class="ident">get_handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">H</span> {
<span class="macro">unimplemented</span><span class="macro">!</span>()
}
}
<span class="kw">impl</span> <span class="ident">Drawable</span> <span class="kw">for</span> <span class="ident">Sprite</span> {
<span class="kw">fn</span> <span class="ident">get_vertices</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">vertices</span>.<span class="ident">to_vec</span>()
}
<span class="kw">fn</span> <span class="ident">get_color</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>) {
<span class="self">self</span>.<span class="ident">color</span>.<span class="ident">clone</span>()
}
<span class="kw">fn</span> <span class="ident">get_ti_coords</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">ti_position</span>.<span class="ident">to_vec</span>()
}
<span class="kw">fn</span> <span class="ident">get_texture_handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasTextureHandle</span><span class="op">&gt;</span><span class="op">&gt;</span> {
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">textured</span> {
<span class="bool-val">true</span> <span class="op">=</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">texture_handle</span>.<span class="ident">clone</span>()
}
<span class="bool-val">false</span> <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">None</span>,
}
}
<span class="kw">fn</span> <span class="ident">get_image_handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasImageHandle</span><span class="op">&gt;</span><span class="op">&gt;</span> {
<span class="prelude-val">None</span>
}
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Poly</span> {
<span class="kw">pub</span> <span class="ident">vertices</span>: <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">&gt;</span>,
<span class="kw">pub</span> <span class="ident">ti_position</span>: <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">&gt;</span>,
<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">color</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">textured</span>: <span class="ident">bool</span>,
<span class="ident">texture_handle</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasTextureHandle</span><span class="op">&gt;</span><span class="op">&gt;</span>,
<span class="comment">// ==================================</span>
}
<span class="doccomment">/// Container class which implements drawable.</span>
<span class="kw">impl</span> <span class="ident">Poly</span> {
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>), <span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>)) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Poly</span> {
<span class="ident">Poly</span>::<span class="ident">new_with_color</span>(<span class="ident">position</span>, <span class="ident">size</span>, <span class="number">0</span>, (<span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>))
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_color</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">depth</span>: <span class="ident">u32</span>,
<span class="ident">color</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>)) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Poly</span> {
<span class="kw">let</span> <span class="ident">normalized_depth</span> <span class="op">=</span> (<span class="ident">depth</span> <span class="kw">as</span> <span class="ident">f32</span> <span class="op">/</span> <span class="number">255.0</span>);
<span class="ident">Poly</span> {
<span class="ident">vertices</span>: <span class="macro">vec</span><span class="macro">!</span>[
(<span class="op">-</span><span class="number">0.5</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">0.25</span>, <span class="number">0.0</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">0.25</span>, <span class="number">0.0</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.0</span>, <span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.25</span>, <span class="number">0.0</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.0</span>, <span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.5</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.25</span>, <span class="number">0.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.25</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.5</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.25</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.0</span>, <span class="op">-</span><span class="number">0.1</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">0.25</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="number">0.0</span>, <span class="op">-</span><span class="number">0.1</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">0.5</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">1.0</span>, <span class="number">1.0</span>, <span class="ident">normalized_depth</span>),
(<span class="op">-</span><span class="number">0.25</span>, <span class="op">-</span><span class="number">0.5</span>, <span class="ident">normalized_depth</span>),
],
<span class="ident">position</span>: <span class="ident">position</span>,
<span class="ident">ti_position</span>: <span class="macro">vec</span><span class="macro">!</span>[
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
(<span class="number">0.0</span>, <span class="number">0.0</span>),
],
<span class="ident">size</span>: <span class="ident">size</span>,
<span class="ident">color</span>: <span class="ident">color</span>,
<span class="ident">textured</span>: <span class="bool-val">false</span>,
<span class="ident">texture_handle</span>: <span class="prelude-val">None</span>,
}
}
}
<span class="kw">impl</span> <span class="ident">Drawable</span> <span class="kw">for</span> <span class="ident">Poly</span> {
<span class="kw">fn</span> <span class="ident">get_vertices</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">vertices</span>.<span class="ident">to_vec</span>()
}
<span class="kw">fn</span> <span class="ident">get_color</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>) {
<span class="self">self</span>.<span class="ident">color</span>.<span class="ident">clone</span>()
}
<span class="kw">fn</span> <span class="ident">get_ti_coords</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">ti_position</span>.<span class="ident">to_vec</span>()
}
<span class="kw">fn</span> <span class="ident">get_texture_handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasTextureHandle</span><span class="op">&gt;</span><span class="op">&gt;</span> {
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">textured</span> {
<span class="bool-val">true</span> <span class="op">=</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">texture_handle</span>.<span class="ident">clone</span>()
}
<span class="bool-val">false</span> <span class="op">=</span><span class="op">&gt;</span> <span class="prelude-val">None</span>,
}
}
<span class="kw">fn</span> <span class="ident">get_image_handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasImageHandle</span><span class="op">&gt;</span><span class="op">&gt;</span> {
<span class="prelude-val">None</span>
}
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Text</span> {
<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">scale</span>: <span class="ident">f32</span>,
<span class="ident">color</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">text_handle</span>: <span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasFontHandle</span><span class="op">&gt;</span>,
}
<span class="doccomment">/// Container class which implements drawable.</span>
<span class="kw">impl</span> <span class="ident">Text</span> {
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>), <span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>), <span class="ident">font_handle</span>: <span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasFontHandle</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Text</span> {
<span class="ident">Text</span>::<span class="ident">new_with_color</span>(<span class="ident">position</span>, <span class="ident">size</span>, <span class="number">0</span>, (<span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>), <span class="ident">font_handle</span>)
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_with_color</span>(<span class="ident">position</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">size</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">depth</span>: <span class="ident">u32</span>,
<span class="ident">color</span>: (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>),
<span class="ident">handle</span>: <span class="ident">Arc</span><span class="op">&lt;</span><span class="ident">CanvasFontHandle</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Text</span> {
<span class="kw">let</span> <span class="ident">normalized_depth</span> <span class="op">=</span> (<span class="ident">depth</span> <span class="kw">as</span> <span class="ident">f32</span> <span class="op">/</span> <span class="number">255.0</span>);
<span class="ident">Text</span> {
<span class="ident">position</span>: (<span class="ident">position</span>.<span class="number">0</span>, <span class="ident">position</span>.<span class="number">1</span>, <span class="ident">normalized_depth</span>),
<span class="ident">scale</span>: <span class="number">0.0</span>,
<span class="ident">color</span>,
<span class="ident">text_handle</span>: <span class="ident">handle</span>,
}
}
}
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">TextHandle</span> {
<span class="kw">fn</span> <span class="ident">do_nothing</span>() <span class="op">-</span><span class="op">&gt;</span> <span class="ident">u32</span>;
}
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">TextInstance</span> {
<span class="kw">fn</span> <span class="ident">get_thing</span>() <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">u32</span>, <span class="ident">u32</span>, <span class="ident">u32</span>)<span class="op">&gt;</span>;
}
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">TextVertex</span> {
<span class="kw">fn</span> <span class="ident">get_vertices</span>() <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span>(<span class="ident">u32</span>, <span class="ident">u32</span>, <span class="ident">u32</span>)<span class="op">&gt;</span>;
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">V</span>: <span class="ident">TextVertex</span>, <span class="ident">H</span>, <span class="ident">In</span>: <span class="ident">TextInstance</span><span class="op">&gt;</span> <span class="ident">DrawableTest</span><span class="op">&lt;</span><span class="ident">V</span>, <span class="ident">H</span>, <span class="ident">In</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">Text</span> {
<span class="kw">fn</span> <span class="ident">get_vertices</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">V</span><span class="op">&gt;</span> {
<span class="macro">unimplemented</span><span class="macro">!</span>()
}
<span class="kw">fn</span> <span class="ident">get_instances</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">In</span><span class="op">&gt;</span> {
<span class="macro">unimplemented</span><span class="macro">!</span>()
}
<span class="kw">fn</span> <span class="ident">get_handle</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">H</span> {
<span class="macro">unimplemented</span><span class="macro">!</span>()
}
}</pre></div>
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