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Trac3r-rust/doc/src/sfml_rust/main.rs.html

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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source to the Rust file `src/main.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>main.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="attribute">#![<span class="ident">allow</span>(<span class="ident">dead_code</span>)]</span>
<span class="attribute">#![<span class="ident">allow</span>(<span class="ident">unused_variables</span>)]</span>
<span class="attribute">#![<span class="ident">allow</span>(<span class="ident">unused_mut</span>)]</span>
<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">cgmath</span>;
<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">image</span>;
<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">nalgebra</span> <span class="kw">as</span> <span class="ident">na</span>;
<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">rand</span>;
<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">time</span>;
<span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">hprof</span>;
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">sync</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">util</span>::<span class="ident">timer</span>::<span class="ident">Timer</span>;
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">instance</span>::<span class="ident">Instance</span>;
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">sync</span>::<span class="ident">GpuFuture</span>;
<span class="kw">use</span> <span class="ident">winit</span>::{<span class="ident">EventsLoop</span>, <span class="ident">WindowBuilder</span>, <span class="ident">WindowEvent</span>, <span class="ident">Event</span>, <span class="ident">DeviceEvent</span>, <span class="ident">VirtualKeyCode</span>, <span class="ident">ElementState</span>};
<span class="kw">use</span> <span class="ident">winit</span>::<span class="ident">dpi</span>::<span class="ident">LogicalSize</span>;
<span class="kw">use</span> <span class="ident">vulkano_win</span>::<span class="ident">VkSurfaceBuild</span>;
<span class="kw">use</span> <span class="ident">sprite</span>::<span class="ident">Sprite</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">util</span>::<span class="ident">load_raw</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">sprite</span>::{<span class="ident">Poly</span>, <span class="ident">Text</span>, <span class="ident">TextHandle</span>, <span class="ident">TextVertex</span>, <span class="ident">TextInstance</span>};
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">instance</span>::<span class="ident">debug</span>::<span class="ident">DebugCallback</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">compute</span>::<span class="ident">compu_sprite</span>::<span class="ident">CompuSprite</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">compute</span>::<span class="ident">compu_frame</span>::<span class="ident">CompuFrame</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas</span>::<span class="ident">canvas_frame</span>::{<span class="ident">CanvasFrame</span>, <span class="ident">GenericCanvasFrame</span>};
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">util</span>;
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">vkprocessor</span>;
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">sprite</span>;
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">canvas</span>;
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">compute</span>;
<span class="comment">/*
Trac3r : A program to convert images to 2D toolpaths
TODO:
+ Text rendering is half implemented.
+ Need generalized interface for render (image, texture, text)
+ Currently using local copies of a few libraries:
shade_runner
vulkano/vulkano-win
vulkano/vulkano-shaders
vulkano/vulkano
+ Need to generate runtime vertex definitions if I want to have on the fly shaders
*/</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">main</span>() {
<span class="ident">hprof</span>::<span class="ident">start_frame</span>();
<span class="kw">let</span> <span class="ident">q1</span> <span class="op">=</span> <span class="ident">hprof</span>::<span class="ident">enter</span>(<span class="string">&quot;setup&quot;</span>);
<span class="kw">let</span> <span class="ident">instance</span> <span class="op">=</span> {
<span class="kw">let</span> <span class="ident">extensions</span> <span class="op">=</span> <span class="ident">vulkano_win</span>::<span class="ident">required_extensions</span>();
<span class="ident">Instance</span>::<span class="ident">new</span>(<span class="prelude-val">None</span>, <span class="kw-2">&amp;</span><span class="ident">extensions</span>, <span class="prelude-val">None</span>).<span class="ident">unwrap</span>()
};
<span class="kw">let</span> <span class="ident">_callback</span> <span class="op">=</span> <span class="ident">DebugCallback</span>::<span class="ident">errors_and_warnings</span>(<span class="kw-2">&amp;</span><span class="ident">instance</span>, <span class="op">|</span><span class="ident">msg</span><span class="op">|</span> {
<span class="macro">println</span><span class="macro">!</span>(<span class="string">&quot;Debug callback: {:?}&quot;</span>, <span class="ident">msg</span>.<span class="ident">description</span>);
}).<span class="ident">ok</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">events_loop</span> <span class="op">=</span> <span class="ident">EventsLoop</span>::<span class="ident">new</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">surface</span> <span class="op">=</span> <span class="ident">WindowBuilder</span>::<span class="ident">new</span>()
.<span class="ident">with_dimensions</span>(<span class="ident">LogicalSize</span>::<span class="ident">from</span>((<span class="number">800</span>, <span class="number">800</span>)))
.<span class="ident">build_vk_surface</span>(<span class="kw-2">&amp;</span><span class="ident">events_loop</span>, <span class="ident">instance</span>.<span class="ident">clone</span>()).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">window</span> <span class="op">=</span> <span class="ident">surface</span>.<span class="ident">window</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">processor</span> <span class="op">=</span> <span class="ident">vkprocessor</span>::<span class="ident">VkProcessor</span>::<span class="ident">new</span>(<span class="kw-2">&amp;</span><span class="ident">instance</span>, <span class="kw-2">&amp;</span><span class="ident">surface</span>);
{
<span class="kw">let</span> <span class="ident">g</span> <span class="op">=</span> <span class="ident">hprof</span>::<span class="ident">enter</span>(<span class="string">&quot;vulkan preload&quot;</span>);
<span class="ident">processor</span>.<span class="ident">create_swapchain</span>(<span class="kw-2">&amp;</span><span class="ident">surface</span>);
<span class="ident">processor</span>.<span class="ident">preload_kernels</span>();
<span class="ident">processor</span>.<span class="ident">preload_shaders</span>();
<span class="ident">processor</span>.<span class="ident">preload_textures</span>();
<span class="ident">processor</span>.<span class="ident">preload_fonts</span>();
}
<span class="kw">let</span> <span class="ident">q2</span> <span class="op">=</span> <span class="ident">hprof</span>::<span class="ident">enter</span>(<span class="string">&quot;Game Objects&quot;</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">timer</span> <span class="op">=</span> <span class="ident">Timer</span>::<span class="ident">new</span>();
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">frame_future</span> <span class="op">=</span> <span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">sync</span>::<span class="ident">now</span>(<span class="ident">processor</span>.<span class="ident">device</span>.<span class="ident">clone</span>())) <span class="kw">as</span> <span class="ident">Box</span><span class="op">&lt;</span><span class="kw">dyn</span> <span class="ident">GpuFuture</span><span class="op">&gt;</span>;
<span class="kw">let</span> <span class="ident">step_size</span>: <span class="ident">f32</span> <span class="op">=</span> <span class="number">0.005</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">elapsed_time</span>: <span class="ident">f32</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">delta_time</span>: <span class="ident">f32</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">accumulator_time</span>: <span class="ident">f32</span> <span class="op">=</span> <span class="number">0.0</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">current_time</span>: <span class="ident">f32</span> <span class="op">=</span> <span class="ident">timer</span>.<span class="ident">elap_time</span>();
<span class="kw">let</span> <span class="ident">image_data</span> <span class="op">=</span> <span class="ident">load_raw</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">&quot;funky-bird.jpg&quot;</span>));
<span class="kw">let</span> <span class="ident">image_dimensions_f</span> <span class="op">=</span> ((<span class="ident">image_data</span>.<span class="number">1</span>).<span class="number">0</span> <span class="kw">as</span> <span class="ident">f32</span>, (<span class="ident">image_data</span>.<span class="number">1</span>).<span class="number">1</span> <span class="kw">as</span> <span class="ident">f32</span>);
<span class="kw">let</span> <span class="ident">image_dimensions_u</span> <span class="op">=</span> <span class="ident">image_data</span>.<span class="number">1</span>;
<span class="kw">let</span> <span class="ident">compu_sprite1</span> <span class="op">=</span> <span class="ident">CompuSprite</span>::<span class="ident">new</span>((<span class="number">0.0</span>, <span class="op">-</span><span class="number">0.5</span>), (<span class="number">0.4</span>, <span class="number">0.4</span>), <span class="number">0</span>, <span class="ident">image_dimensions_f</span>,
<span class="comment">// This swap image needs to match the size of the compute</span>
<span class="ident">processor</span>.<span class="ident">new_swap_image</span>(<span class="ident">image_dimensions_u</span>));
<span class="kw">let</span> <span class="ident">compute_buffer</span> <span class="op">=</span> <span class="ident">processor</span>.<span class="ident">new_compute_buffer</span>(<span class="ident">image_data</span>.<span class="number">0</span>, <span class="ident">image_data</span>.<span class="number">1</span>, <span class="number">4</span>);
<span class="kw">let</span> <span class="ident">compute_kernel</span> <span class="op">=</span> <span class="ident">processor</span>.<span class="ident">get_kernel_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">&quot;simple-edge.compute&quot;</span>))
.<span class="ident">expect</span>(<span class="string">&quot;Can&#39;t find that kernel&quot;</span>);
<span class="kw">let</span> <span class="ident">funky_handle</span> <span class="op">=</span> <span class="ident">processor</span>.<span class="ident">get_texture_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">&quot;funky-bird.jpg&quot;</span>)).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">sfml_handle</span> <span class="op">=</span> <span class="ident">processor</span>.<span class="ident">get_texture_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">&quot;sfml.png&quot;</span>)).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">font_handle</span> <span class="op">=</span> <span class="ident">processor</span>.<span class="ident">get_font_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">&quot;sansation.ttf&quot;</span>)).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">funky_sprite</span> <span class="op">=</span> <span class="ident">Sprite</span>::<span class="ident">new_with_texture</span>((<span class="number">0.0</span>, <span class="op">-</span><span class="number">0.5</span>), (<span class="number">0.5</span>, <span class="number">0.5</span>), <span class="number">0</span>, <span class="ident">funky_handle</span>.<span class="ident">clone</span>());
<span class="kw">let</span> <span class="ident">sfml_sprite</span> <span class="op">=</span> <span class="ident">Sprite</span>::<span class="ident">new_with_texture</span>((<span class="number">0.0</span>, <span class="op">-</span><span class="number">0.5</span>), (<span class="number">0.5</span>, <span class="number">0.5</span>), <span class="number">1</span>, <span class="ident">sfml_handle</span>.<span class="ident">clone</span>());
<span class="kw">let</span> <span class="ident">text_sprite</span> <span class="op">=</span> <span class="ident">Text</span>::<span class="ident">new</span>((<span class="op">-</span><span class="number">0.1</span>,<span class="op">-</span><span class="number">0.1</span>), (<span class="number">10.0</span>, <span class="number">10.0</span>), <span class="ident">font_handle</span>.<span class="ident">clone</span>());
<span class="kw">let</span> <span class="ident">test_polygon</span> <span class="op">=</span> <span class="ident">Poly</span>::<span class="ident">new_with_color</span>((<span class="op">-</span><span class="number">0.5</span>, <span class="op">-</span><span class="number">0.5</span>), (<span class="number">0.5</span>, <span class="number">0.5</span>), <span class="number">1</span>, (<span class="number">1.0</span>,<span class="number">0.0</span>,<span class="number">0.0</span>,<span class="number">0.0</span>));
<span class="ident">drop</span>(<span class="ident">q2</span>);
<span class="ident">drop</span>(<span class="ident">q1</span>);
<span class="kw">let</span> <span class="ident">l</span> <span class="op">=</span> <span class="ident">hprof</span>::<span class="ident">enter</span>(<span class="string">&quot;Loop&quot;</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">exit</span> <span class="op">=</span> <span class="bool-val">false</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">count</span> <span class="op">=</span> <span class="number">0</span>;
<span class="kw">while</span> <span class="kw">let</span> <span class="bool-val">true</span> <span class="op">=</span> <span class="ident">processor</span>.<span class="ident">is_open</span>() {
<span class="comment">// Take care of our timing</span>
{
<span class="ident">elapsed_time</span> <span class="op">=</span> <span class="ident">timer</span>.<span class="ident">elap_time</span>();
<span class="ident">delta_time</span> <span class="op">=</span> <span class="ident">elapsed_time</span> <span class="op">-</span> <span class="ident">current_time</span>;
<span class="ident">current_time</span> <span class="op">=</span> <span class="ident">elapsed_time</span>;
<span class="kw">if</span> <span class="ident">delta_time</span> <span class="op">&gt;</span> <span class="number">0.02</span> {
<span class="ident">delta_time</span> <span class="op">=</span> <span class="number">0.02</span>;
}
<span class="ident">accumulator_time</span> <span class="op">+</span><span class="op">=</span> <span class="ident">delta_time</span>;
}
<span class="kw">while</span> (<span class="ident">accumulator_time</span> <span class="op">-</span> <span class="ident">step_size</span>) <span class="op">&gt;</span><span class="op">=</span> <span class="ident">step_size</span> {
<span class="ident">accumulator_time</span> <span class="op">-</span><span class="op">=</span> <span class="ident">step_size</span>;
}
<span class="comment">// Events loop is borrowed from the surface</span>
<span class="ident">events_loop</span>.<span class="ident">poll_events</span>(<span class="op">|</span><span class="ident">event</span><span class="op">|</span> {
<span class="kw">match</span> <span class="ident">event</span> {
<span class="ident">Event</span>::<span class="ident">WindowEvent</span> { <span class="ident">event</span>: <span class="ident">WindowEvent</span>::<span class="ident">CloseRequested</span>, .. } <span class="op">=</span><span class="op">&gt;</span>
{
<span class="ident">exit</span> <span class="op">=</span> <span class="bool-val">true</span>;
}
<span class="ident">Event</span>::<span class="ident">WindowEvent</span> { <span class="ident">event</span>: <span class="ident">WindowEvent</span>::<span class="ident">Resized</span>(<span class="kw">_</span>), .. } <span class="op">=</span><span class="op">&gt;</span> {
<span class="ident">processor</span>.<span class="ident">recreate_swapchain</span>(<span class="kw-2">&amp;</span><span class="ident">surface</span>);
}
<span class="ident">Event</span>::<span class="ident">DeviceEvent</span> { <span class="ident">event</span>: <span class="ident">DeviceEvent</span>::<span class="ident">Key</span>(<span class="ident">keyboard_input</span>), .. } <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">match</span> <span class="ident">keyboard_input</span>.<span class="ident">virtual_keycode</span>.<span class="ident">unwrap</span>() {
<span class="ident">VirtualKeyCode</span>::<span class="ident">A</span> <span class="op">=</span><span class="op">&gt;</span> {
<span class="kw">if</span> <span class="ident">keyboard_input</span>.<span class="ident">state</span> <span class="op">=</span><span class="op">=</span> <span class="ident">ElementState</span>::<span class="ident">Pressed</span> {
<span class="comment">// processor.save_edges_image();</span>
}
}
<span class="kw">_</span> <span class="op">=</span><span class="op">&gt;</span> ()
}
}
<span class="comment">// Event::DeviceEvent { event: DeviceEvent::Button(mouse_input), .. } =&gt; {</span>
<span class="comment">// mouse_xy.x</span>
<span class="comment">// },</span>
<span class="kw">_</span> <span class="op">=</span><span class="op">&gt;</span> ()
}
});
<span class="kw">if</span> <span class="ident">exit</span> {
<span class="kw">break</span>;
}
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">compu_frame</span> <span class="op">=</span> <span class="ident">CompuFrame</span>::<span class="ident">new</span>();
<span class="comment">// compu_frame.add(compute_buffer.clone(), compute_kernel.clone());</span>
<span class="comment">// compu_frame.add_with_image_swap(compute_buffer.clone(), compute_kernel.clone(), &amp;compu_sprite1);</span>
<span class="comment">//</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">canvas</span> <span class="op">=</span> <span class="ident">CanvasFrame</span>::<span class="ident">new</span>();
<span class="ident">canvas</span>.<span class="ident">draw</span>(<span class="kw-2">&amp;</span><span class="ident">funky_sprite</span>);
<span class="ident">canvas</span>.<span class="ident">draw</span>(<span class="kw-2">&amp;</span><span class="ident">test_polygon</span>);
{
<span class="kw">let</span> <span class="ident">g</span> <span class="op">=</span> <span class="ident">hprof</span>::<span class="ident">enter</span>(<span class="string">&quot;Run&quot;</span>);
<span class="ident">processor</span>.<span class="ident">run</span>(<span class="kw-2">&amp;</span><span class="ident">surface</span>,
<span class="ident">canvas</span>,
<span class="ident">compu_frame</span>);
}
}
<span class="ident">drop</span>(<span class="ident">l</span>);
<span class="kw">return</span>;
<span class="ident">hprof</span>::<span class="ident">end_frame</span>();
<span class="ident">hprof</span>::<span class="ident">profiler</span>().<span class="ident">print_timing</span>();
}
</pre></div>
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