1027 lines
74 KiB
HTML
1027 lines
74 KiB
HTML
<!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/canvas.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>canvas.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">☰</div><a href='../../sfml_rust/index.html'><img src='../../rust-logo.png' alt='logo' width='100'></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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|
||
<span id="424">424</span>
|
||
<span id="425">425</span>
|
||
<span id="426">426</span>
|
||
<span id="427">427</span>
|
||
<span id="428">428</span>
|
||
<span id="429">429</span>
|
||
<span id="430">430</span>
|
||
<span id="431">431</span>
|
||
<span id="432">432</span>
|
||
<span id="433">433</span>
|
||
<span id="434">434</span>
|
||
<span id="435">435</span>
|
||
<span id="436">436</span>
|
||
<span id="437">437</span>
|
||
<span id="438">438</span>
|
||
<span id="439">439</span>
|
||
<span id="440">440</span>
|
||
<span id="441">441</span>
|
||
<span id="442">442</span>
|
||
<span id="443">443</span>
|
||
<span id="444">444</span>
|
||
<span id="445">445</span>
|
||
<span id="446">446</span>
|
||
<span id="447">447</span>
|
||
<span id="448">448</span>
|
||
<span id="449">449</span>
|
||
<span id="450">450</span>
|
||
<span id="451">451</span>
|
||
<span id="452">452</span>
|
||
<span id="453">453</span>
|
||
<span id="454">454</span>
|
||
<span id="455">455</span>
|
||
<span id="456">456</span>
|
||
<span id="457">457</span>
|
||
<span id="458">458</span>
|
||
<span id="459">459</span>
|
||
<span id="460">460</span>
|
||
<span id="461">461</span>
|
||
<span id="462">462</span>
|
||
<span id="463">463</span>
|
||
<span id="464">464</span>
|
||
<span id="465">465</span>
|
||
<span id="466">466</span>
|
||
<span id="467">467</span>
|
||
<span id="468">468</span>
|
||
<span id="469">469</span>
|
||
<span id="470">470</span>
|
||
<span id="471">471</span>
|
||
<span id="472">472</span>
|
||
<span id="473">473</span>
|
||
<span id="474">474</span>
|
||
<span id="475">475</span>
|
||
<span id="476">476</span>
|
||
<span id="477">477</span>
|
||
<span id="478">478</span>
|
||
<span id="479">479</span>
|
||
<span id="480">480</span>
|
||
<span id="481">481</span>
|
||
<span id="482">482</span>
|
||
<span id="483">483</span>
|
||
<span id="484">484</span>
|
||
<span id="485">485</span>
|
||
<span id="486">486</span>
|
||
<span id="487">487</span>
|
||
<span id="488">488</span>
|
||
<span id="489">489</span>
|
||
<span id="490">490</span>
|
||
<span id="491">491</span>
|
||
<span id="492">492</span>
|
||
<span id="493">493</span>
|
||
<span id="494">494</span>
|
||
<span id="495">495</span>
|
||
<span id="496">496</span>
|
||
<span id="497">497</span>
|
||
<span id="498">498</span>
|
||
<span id="499">499</span>
|
||
<span id="500">500</span>
|
||
<span id="501">501</span>
|
||
<span id="502">502</span>
|
||
<span id="503">503</span>
|
||
<span id="504">504</span>
|
||
<span id="505">505</span>
|
||
<span id="506">506</span>
|
||
<span id="507">507</span>
|
||
<span id="508">508</span>
|
||
<span id="509">509</span>
|
||
<span id="510">510</span>
|
||
<span id="511">511</span>
|
||
<span id="512">512</span>
|
||
</pre><div class="example-wrap"><pre class="rust ">
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">vertex_2d</span>::{<span class="ident">ColoredVertex2D</span>, <span class="ident">Vertex2D</span>};
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">command_buffer</span>::{<span class="ident">AutoCommandBufferBuilder</span>, <span class="ident">DynamicState</span>};
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">HashMap</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">buffer</span>::{<span class="ident">BufferAccess</span>, <span class="ident">BufferUsage</span>, <span class="ident">ImmutableBuffer</span>, <span class="ident">CpuAccessibleBuffer</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="ident">vulkano</span>::<span class="ident">format</span>::{<span class="ident">ClearValue</span>, <span class="ident">Format</span>};
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">framebuffer</span>::{<span class="ident">FramebufferAbstract</span>, <span class="ident">Framebuffer</span>, <span class="ident">RenderPass</span>, <span class="ident">RenderPassAbstract</span>};
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">device</span>::{<span class="ident">Device</span>, <span class="ident">Queue</span>};
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">instance</span>::<span class="ident">PhysicalDevice</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">image</span>::<span class="ident">immutable</span>::<span class="ident">ImmutableImage</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">image</span>::{<span class="ident">Dimensions</span>, <span class="ident">ImageAccess</span>, <span class="ident">ImageDimensions</span>, <span class="ident">SwapchainImage</span>, <span class="ident">ImageUsage</span>, <span class="ident">AttachmentImage</span>};
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">sampler</span>::{<span class="ident">Sampler</span>, <span class="ident">SamplerAddressMode</span>, <span class="ident">MipmapMode</span>, <span class="ident">Filter</span>};
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">descriptor</span>::<span class="ident">DescriptorSet</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">descriptor</span>::<span class="ident">descriptor_set</span>::<span class="ident">PersistentDescriptorSet</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">path</span>::<span class="ident">PathBuf</span>;
|
||
<span class="kw">use</span> <span class="ident">image</span>::<span class="ident">GenericImageView</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">iter</span>::<span class="ident">FromIterator</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">swapchain</span>::<span class="ident">Capabilities</span>;
|
||
<span class="kw">use</span> <span class="ident">winit</span>::<span class="ident">Window</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">pipeline</span>::<span class="ident">viewport</span>::<span class="ident">Viewport</span>;
|
||
<span class="kw">use</span> <span class="ident">vulkano</span>::<span class="ident">descriptor</span>::<span class="ident">descriptor</span>::<span class="ident">DescriptorDescTy</span>::<span class="ident">TexelBuffer</span>;
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas_frame</span>::<span class="ident">CanvasFrame</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">hash</span>::<span class="ident">Hash</span>;
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas_shader</span>::{<span class="ident">CanvasShader</span>, <span class="ident">CanvasShaderHandle</span>};
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas_buffer</span>::{<span class="ident">CanvasImage</span>, <span class="ident">CanvasTexture</span>};
|
||
|
||
<span class="doccomment">/// Vertex trait for Drawable Vertices.</span>
|
||
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">Vertex</span> {
|
||
<span class="kw">fn</span> <span class="ident">position</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> (<span class="ident">f32</span>, <span class="ident">f32</span>) {
|
||
(<span class="number">0.0</span>, <span class="number">0.0</span>)
|
||
}
|
||
<span class="kw">fn</span> <span class="ident">color</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</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="prelude-val">Some</span>((<span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Vertex</span> <span class="kw">for</span> <span class="ident">ColoredVertex2D</span> {
|
||
<span class="kw">fn</span> <span class="ident">position</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> (<span class="ident">f32</span>, <span class="ident">f32</span>) {
|
||
(<span class="number">0.0</span>, <span class="number">0.0</span>)
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">color</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</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="prelude-val">Some</span>((<span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>, <span class="number">0.</span>))
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// A drawable object can be passed into a CanvasFrame to be rendered</span>
|
||
<span class="doccomment">/// Allows Texture or Image drawing via their handles</span>
|
||
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">Drawable</span> {
|
||
<span class="kw">fn</span> <span class="ident">get_vertices</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">Vec</span><span class="op"><</span>(<span class="ident">f32</span>, <span class="ident">f32</span>)<span class="op">></span>;
|
||
<span class="kw">fn</span> <span class="ident">get_color</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> (<span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>, <span class="ident">f32</span>);
|
||
<span class="kw">fn</span> <span class="ident">get_texture_handle</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTextureHandle</span><span class="op">>></span>;
|
||
<span class="kw">fn</span> <span class="ident">get_image_handle</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasImageHandle</span><span class="op">>></span>;
|
||
}
|
||
|
||
<span class="doccomment">/// Legacy ShaderType enum for single type shaders.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Hash</span>, <span class="ident">Clone</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ShaderType</span> {
|
||
<span class="ident">SOLID</span> <span class="op">=</span> <span class="number">0</span>,
|
||
<span class="ident">TEXTURED</span> <span class="op">=</span> <span class="number">1</span>,
|
||
<span class="ident">IMAGE</span> <span class="op">=</span> <span class="number">2</span>,
|
||
}
|
||
|
||
<span class="doccomment">/// Typed wrapper for a u32 texture handle (index id)</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Debug</span>, <span class="ident">Default</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Hash</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CanvasTextureHandle</span> {
|
||
<span class="kw">pub</span> <span class="ident">handle</span>: <span class="ident">u32</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Typed wrapper for a u32 image handle (index id)</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Debug</span>, <span class="ident">Default</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Hash</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CanvasImageHandle</span> {
|
||
<span class="kw">pub</span> <span class="ident">handle</span>: <span class="ident">u32</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Canvas state is used for storage of texture and image buffers in addition to vertex buffers</span>
|
||
<span class="doccomment">/// Canvas state also contains logic for writing the stored buffers to the command_buffer</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CanvasState</span> {
|
||
|
||
<span class="doccomment">/// Generated during new()</span>
|
||
<span class="ident">dynamic_state</span>: <span class="ident">DynamicState</span>,
|
||
<span class="doccomment">/// Generated during new()</span>
|
||
<span class="ident">sampler</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">Sampler</span><span class="op">></span>,
|
||
|
||
<span class="comment">// hold the image, texture, and shader buffers the same was as we do CompuState</span>
|
||
<span class="ident">image_buffers</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasImage</span><span class="op">>></span>,
|
||
<span class="ident">texture_buffers</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTexture</span><span class="op">>></span>,
|
||
<span class="ident">shader_buffers</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasShader</span><span class="op">>></span>,
|
||
|
||
<span class="comment">// Hold onto the vertices we get from the Compu and Canvas Frames</span>
|
||
<span class="comment">// When the run comes around, push the vertices to the GPU</span>
|
||
<span class="ident">colored_drawables</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">ColoredVertex2D</span><span class="op">></span>,
|
||
<span class="ident">colored_vertex_buffer</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span>(<span class="kw">dyn</span> <span class="ident">BufferAccess</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">Send</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">Sync</span>)<span class="op">>></span>,
|
||
|
||
<span class="ident">textured_drawables</span>: <span class="ident">HashMap</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTextureHandle</span><span class="op">></span>, <span class="ident">Vec</span><span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="ident">Vertex2D</span><span class="op">>></span><span class="op">></span>,
|
||
<span class="ident">textured_vertex_buffer</span>: <span class="ident">HashMap</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTextureHandle</span><span class="op">></span>, <span class="ident">Arc</span><span class="op"><</span>(<span class="kw">dyn</span> <span class="ident">BufferAccess</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">Send</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">Sync</span>)<span class="op">>></span>,
|
||
|
||
<span class="ident">image_drawables</span>: <span class="ident">HashMap</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasImageHandle</span><span class="op">></span>, <span class="ident">Vec</span><span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="ident">Vertex2D</span><span class="op">>></span><span class="op">></span>,
|
||
<span class="ident">image_vertex_buffer</span>: <span class="ident">HashMap</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasImageHandle</span><span class="op">></span>, <span class="ident">Arc</span><span class="op"><</span>(<span class="kw">dyn</span> <span class="ident">BufferAccess</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">Send</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">marker</span>::<span class="ident">Sync</span>)<span class="op">>></span>,
|
||
|
||
<span class="comment">// Looks like we gotta hold onto the queue for managing textures</span>
|
||
<span class="ident">queue</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">Queue</span><span class="op">></span>,
|
||
<span class="ident">device</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">Device</span><span class="op">></span>,
|
||
<span class="ident">render_pass</span>: <span class="ident">Arc</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">RenderPassAbstract</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">></span>,
|
||
}
|
||
|
||
|
||
<span class="kw">impl</span> <span class="ident">CanvasState</span> {
|
||
|
||
<span class="doccomment">/// This method is called once during initialization, then again whenever the window is resized</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">window_size_dependent_setup</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">images</span>: <span class="kw-2">&</span>[<span class="ident">Arc</span><span class="op"><</span><span class="ident">SwapchainImage</span><span class="op"><</span><span class="ident">Window</span><span class="op">>></span>])
|
||
<span class="op">-></span> <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">FramebufferAbstract</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">>></span> {
|
||
|
||
<span class="kw">let</span> <span class="ident">dimensions</span> <span class="op">=</span> <span class="ident">images</span>[<span class="number">0</span>].<span class="ident">dimensions</span>();
|
||
|
||
<span class="self">self</span>.<span class="ident">dynamic_state</span>.<span class="ident">viewports</span> <span class="op">=</span>
|
||
<span class="prelude-val">Some</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">Viewport</span> {
|
||
<span class="ident">origin</span>: [<span class="number">0.0</span>, <span class="number">0.0</span>],
|
||
<span class="ident">dimensions</span>: [<span class="ident">dimensions</span>.<span class="ident">width</span>() <span class="kw">as</span> <span class="ident">f32</span>, <span class="ident">dimensions</span>.<span class="ident">height</span>() <span class="kw">as</span> <span class="ident">f32</span>],
|
||
<span class="ident">depth_range</span>: <span class="number">0.0</span>..<span class="number">1.0</span>,
|
||
}]);
|
||
|
||
<span class="ident">images</span>.<span class="ident">iter</span>().<span class="ident">map</span>(<span class="op">|</span><span class="ident">image</span><span class="op">|</span> {
|
||
<span class="ident">Arc</span>::<span class="ident">new</span>(
|
||
<span class="ident">Framebuffer</span>::<span class="ident">start</span>(<span class="self">self</span>.<span class="ident">render_pass</span>.<span class="ident">clone</span>())
|
||
.<span class="ident">add</span>(<span class="ident">image</span>.<span class="ident">clone</span>()).<span class="ident">unwrap</span>()
|
||
.<span class="ident">build</span>().<span class="ident">unwrap</span>()
|
||
) <span class="kw">as</span> <span class="ident">Arc</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">FramebufferAbstract</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">></span>
|
||
}).<span class="ident">collect</span>::<span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">>></span>()
|
||
}
|
||
|
||
<span class="doccomment">/// Creates a Canvas State. Which at this point is pretty empty</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">queue</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">Queue</span><span class="op">></span>,
|
||
<span class="ident">device</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">Device</span><span class="op">></span>,
|
||
<span class="ident">physical</span>: <span class="ident">PhysicalDevice</span>,
|
||
<span class="ident">capabilities</span>: <span class="ident">Capabilities</span>) <span class="op">-></span> <span class="ident">CanvasState</span> {
|
||
|
||
|
||
<span class="kw">let</span> <span class="ident">format</span> <span class="op">=</span> <span class="ident">capabilities</span>.<span class="ident">supported_formats</span>[<span class="number">0</span>].<span class="number">0</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">render_pass</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">vulkano</span>::<span class="macro">single_pass_renderpass</span><span class="macro">!</span>(
|
||
<span class="ident">device</span>.<span class="ident">clone</span>(),
|
||
|
||
<span class="comment">// Attachments are outgoing like f_color</span>
|
||
<span class="ident">attachments</span>: {
|
||
<span class="comment">// `color` is a custom name we give to the first and only attachment.</span>
|
||
<span class="ident">color</span>: {
|
||
<span class="comment">// `load: Clear` means that we ask the GPU to clear the content of this</span>
|
||
<span class="comment">// attachment at the start of the drawing.</span>
|
||
<span class="ident">load</span>: <span class="ident">Clear</span>,
|
||
<span class="comment">// `store: Store` means that we ask the GPU to store the output of the draw</span>
|
||
<span class="comment">// in the actual image. We could also ask it to discard the result.</span>
|
||
<span class="ident">store</span>: <span class="ident">Store</span>,
|
||
<span class="comment">// `format: <ty>` indicates the type of the format of the image. This has to</span>
|
||
<span class="comment">// be one of the types of the `vulkano::format` module (or alternatively one</span>
|
||
<span class="comment">// of your structs that implements the `FormatDesc` trait). Here we use the</span>
|
||
<span class="comment">// same format as the swapchain.</span>
|
||
<span class="ident">format</span>: <span class="ident">format</span>,
|
||
<span class="comment">// TODO:</span>
|
||
<span class="ident">samples</span>: <span class="number">1</span>,
|
||
}
|
||
},
|
||
<span class="ident">pass</span>: {
|
||
<span class="comment">// We use the attachment named `color` as the one and only color attachment.</span>
|
||
<span class="ident">color</span>: [<span class="ident">color</span>],
|
||
<span class="comment">//color: [],</span>
|
||
<span class="comment">// No depth-stencil attachment is indicated with empty brackets.</span>
|
||
<span class="ident">depth_stencil</span>: {}
|
||
}
|
||
).<span class="ident">unwrap</span>());
|
||
|
||
|
||
<span class="ident">CanvasState</span> {
|
||
<span class="ident">dynamic_state</span>: <span class="ident">DynamicState</span> { <span class="ident">line_width</span>: <span class="prelude-val">None</span>, <span class="ident">viewports</span>: <span class="prelude-val">None</span>, <span class="ident">scissors</span>: <span class="prelude-val">None</span> },
|
||
<span class="ident">sampler</span>: <span class="ident">Sampler</span>::<span class="ident">new</span>(<span class="ident">device</span>.<span class="ident">clone</span>(), <span class="ident">Filter</span>::<span class="ident">Linear</span>, <span class="ident">Filter</span>::<span class="ident">Linear</span>,
|
||
<span class="ident">MipmapMode</span>::<span class="ident">Nearest</span>, <span class="ident">SamplerAddressMode</span>::<span class="ident">Repeat</span>, <span class="ident">SamplerAddressMode</span>::<span class="ident">Repeat</span>,
|
||
<span class="ident">SamplerAddressMode</span>::<span class="ident">Repeat</span>, <span class="number">0.0</span>, <span class="number">1.0</span>, <span class="number">0.0</span>, <span class="number">0.0</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">image_buffers</span>: <span class="macro">vec</span><span class="macro">!</span>[],
|
||
<span class="ident">texture_buffers</span>: <span class="macro">vec</span><span class="macro">!</span>[],
|
||
<span class="ident">shader_buffers</span>: <span class="macro">vec</span><span class="macro">!</span>[],
|
||
|
||
<span class="ident">colored_drawables</span>: <span class="macro">vec</span><span class="macro">!</span>[],
|
||
<span class="ident">colored_vertex_buffer</span>: <span class="macro">vec</span><span class="macro">!</span>[],
|
||
<span class="ident">textured_drawables</span>: <span class="ident">HashMap</span>::<span class="ident">default</span>(),
|
||
<span class="ident">textured_vertex_buffer</span>: <span class="ident">Default</span>::<span class="ident">default</span>(),
|
||
<span class="ident">image_drawables</span>: <span class="ident">Default</span>::<span class="ident">default</span>(),
|
||
<span class="ident">image_vertex_buffer</span>: <span class="ident">Default</span>::<span class="ident">default</span>(),
|
||
|
||
<span class="ident">queue</span>: <span class="ident">queue</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">device</span>: <span class="ident">device</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">render_pass</span>: <span class="ident">render_pass</span>.<span class="ident">clone</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Using the dimensions and suggested usage, load a CanvasImage and return it's handle</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">create_image</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">dimensions</span>: (<span class="ident">u32</span>, <span class="ident">u32</span>), <span class="ident">usage</span>: <span class="ident">ImageUsage</span>) <span class="op">-></span> <span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasImageHandle</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">handle</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">CanvasImageHandle</span> { <span class="ident">handle</span>: <span class="self">self</span>.<span class="ident">image_buffers</span>.<span class="ident">len</span>() <span class="kw">as</span> <span class="ident">u32</span> });
|
||
|
||
<span class="kw">let</span> <span class="ident">image</span> <span class="op">=</span> <span class="ident">CanvasImage</span> {
|
||
<span class="ident">handle</span>: <span class="ident">handle</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">buffer</span>: <span class="ident">AttachmentImage</span>::<span class="ident">with_usage</span>(
|
||
<span class="self">self</span>.<span class="ident">device</span>.<span class="ident">clone</span>(),
|
||
[<span class="ident">dimensions</span>.<span class="number">0</span>, <span class="ident">dimensions</span>.<span class="number">1</span>],
|
||
<span class="ident">Format</span>::<span class="ident">R8G8B8A8Uint</span>,
|
||
<span class="ident">usage</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">size</span>: <span class="ident">dimensions</span>,
|
||
};
|
||
|
||
<span class="self">self</span>.<span class="ident">image_buffers</span>.<span class="ident">push</span>(<span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">image</span>));
|
||
|
||
<span class="ident">handle</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Return the image buffer from an input image handle</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_image</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">image_handle</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasImageHandle</span><span class="op">></span>) <span class="op">-></span> <span class="ident">Arc</span><span class="op"><</span><span class="ident">AttachmentImage</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">image_buffers</span>.<span class="ident">get</span>((<span class="kw-2">*</span><span class="ident">image_handle</span>).<span class="ident">clone</span>().<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>).<span class="ident">unwrap</span>()
|
||
.<span class="ident">clone</span>().<span class="ident">buffer</span>.<span class="ident">clone</span>()
|
||
}
|
||
|
||
<span class="doccomment">/// Load a texture buffer from an input filename</span>
|
||
<span class="kw">fn</span> <span class="ident">get_texture_from_file</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">image_filename</span>: <span class="ident">String</span>) <span class="op">-></span> <span class="ident">Arc</span><span class="op"><</span><span class="ident">ImmutableImage</span><span class="op"><</span><span class="ident">Format</span><span class="op">>></span> {
|
||
<span class="kw">let</span> <span class="ident">project_root</span> <span class="op">=</span>
|
||
<span class="ident">std</span>::<span class="ident">env</span>::<span class="ident">current_dir</span>()
|
||
.<span class="ident">expect</span>(<span class="string">"failed to get root directory"</span>);
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">compute_path</span> <span class="op">=</span> <span class="ident">project_root</span>.<span class="ident">clone</span>();
|
||
<span class="ident">compute_path</span>.<span class="ident">push</span>(<span class="ident">PathBuf</span>::<span class="ident">from</span>(<span class="string">"resources/images/"</span>));
|
||
<span class="ident">compute_path</span>.<span class="ident">push</span>(<span class="ident">PathBuf</span>::<span class="ident">from</span>(<span class="ident">image_filename</span>));
|
||
|
||
<span class="kw">let</span> <span class="ident">img</span> <span class="op">=</span> <span class="ident">image</span>::<span class="ident">open</span>(<span class="ident">compute_path</span>).<span class="ident">expect</span>(<span class="string">"Couldn't find image"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">xy</span> <span class="op">=</span> <span class="ident">img</span>.<span class="ident">dimensions</span>();
|
||
|
||
<span class="kw">let</span> <span class="ident">data_length</span> <span class="op">=</span> <span class="ident">xy</span>.<span class="number">0</span> <span class="op">*</span> <span class="ident">xy</span>.<span class="number">1</span> <span class="op">*</span> <span class="number">4</span>;
|
||
<span class="kw">let</span> <span class="ident">pixel_count</span> <span class="op">=</span> <span class="ident">img</span>.<span class="ident">raw_pixels</span>().<span class="ident">len</span>();
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">image_buffer</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>();
|
||
|
||
<span class="kw">if</span> <span class="ident">pixel_count</span> <span class="op">!=</span> <span class="ident">data_length</span> <span class="kw">as</span> <span class="ident">usize</span> {
|
||
<span class="macro">println</span><span class="macro">!</span>(<span class="string">"Creating apha channel..."</span>);
|
||
<span class="kw">for</span> <span class="ident">i</span> <span class="kw">in</span> <span class="ident">img</span>.<span class="ident">raw_pixels</span>().<span class="ident">iter</span>() {
|
||
<span class="kw">if</span> (<span class="ident">image_buffer</span>.<span class="ident">len</span>() <span class="op">+</span> <span class="number">1</span>) <span class="op">%</span> <span class="number">4</span> <span class="op">==</span> <span class="number">0</span> {
|
||
<span class="ident">image_buffer</span>.<span class="ident">push</span>(<span class="number">255</span>);
|
||
}
|
||
<span class="ident">image_buffer</span>.<span class="ident">push</span>(<span class="kw-2">*</span><span class="ident">i</span>);
|
||
}
|
||
<span class="ident">image_buffer</span>.<span class="ident">push</span>(<span class="number">255</span>);
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">image_buffer</span> <span class="op">=</span> <span class="ident">img</span>.<span class="ident">raw_pixels</span>();
|
||
}
|
||
|
||
<span class="kw">let</span> (<span class="ident">texture</span>, <span class="ident">tex_future</span>) <span class="op">=</span> <span class="ident">ImmutableImage</span>::<span class="ident">from_iter</span>(
|
||
<span class="ident">image_buffer</span>.<span class="ident">iter</span>().<span class="ident">cloned</span>(),
|
||
<span class="ident">Dimensions</span>::<span class="ident">Dim2d</span> { <span class="ident">width</span>: <span class="ident">xy</span>.<span class="number">0</span>, <span class="ident">height</span>: <span class="ident">xy</span>.<span class="number">1</span> },
|
||
<span class="ident">Format</span>::<span class="ident">R8G8B8A8Srgb</span>,
|
||
<span class="self">self</span>.<span class="ident">queue</span>.<span class="ident">clone</span>(),
|
||
).<span class="ident">unwrap</span>();
|
||
|
||
<span class="ident">texture</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Load a texture using it's filename from a file. Returns the handle of the loaded texture</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">load_texture</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">filename</span>: <span class="ident">String</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTextureHandle</span><span class="op">>></span> {
|
||
<span class="kw">let</span> <span class="ident">texture_buffer</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">get_texture_from_file</span>(<span class="ident">filename</span>.<span class="ident">clone</span>());
|
||
|
||
<span class="kw">let</span> <span class="ident">handle</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">CanvasTextureHandle</span> {
|
||
<span class="ident">handle</span>: <span class="self">self</span>.<span class="ident">texture_buffers</span>.<span class="ident">len</span>() <span class="kw">as</span> <span class="ident">u32</span>
|
||
});
|
||
|
||
<span class="kw">let</span> <span class="ident">texture</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">CanvasTexture</span> {
|
||
<span class="ident">handle</span>: <span class="ident">handle</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">buffer</span>: <span class="self">self</span>.<span class="ident">get_texture_from_file</span>(<span class="ident">filename</span>.<span class="ident">clone</span>()),
|
||
<span class="ident">name</span>: <span class="ident">filename</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">size</span>: (<span class="number">0</span>, <span class="number">0</span>),
|
||
});
|
||
|
||
<span class="self">self</span>.<span class="ident">texture_buffers</span>.<span class="ident">push</span>(<span class="ident">texture</span>);
|
||
|
||
<span class="prelude-val">Some</span>(<span class="ident">handle</span>)
|
||
}
|
||
|
||
<span class="doccomment">/// Load and Compile a shader with the filename at resources/shaders</span>
|
||
<span class="doccomment">/// Takes physical and capabilities as we don't store that in Canvas</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">load_shader</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>,
|
||
<span class="ident">filename</span>: <span class="ident">String</span>,
|
||
<span class="ident">physical</span>: <span class="ident">PhysicalDevice</span>,
|
||
<span class="ident">capabilities</span>: <span class="ident">Capabilities</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasShaderHandle</span><span class="op">>></span> {
|
||
|
||
<span class="kw">let</span> <span class="ident">handle</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">CanvasShaderHandle</span> {
|
||
<span class="ident">handle</span>: <span class="self">self</span>.<span class="ident">shader_buffers</span>.<span class="ident">len</span>() <span class="kw">as</span> <span class="ident">u32</span>
|
||
});
|
||
|
||
<span class="kw">let</span> <span class="ident">shader</span> <span class="op">=</span> <span class="ident">Arc</span>::<span class="ident">new</span>(<span class="ident">CanvasShader</span>::<span class="ident">new_colored</span>(
|
||
<span class="ident">filename</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">capabilities</span>.<span class="ident">clone</span>(),
|
||
<span class="self">self</span>.<span class="ident">queue</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">physical</span>.<span class="ident">clone</span>(),
|
||
<span class="self">self</span>.<span class="ident">device</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">handle</span>.<span class="ident">clone</span>(),
|
||
<span class="self">self</span>.<span class="ident">render_pass</span>.<span class="ident">clone</span>())
|
||
);
|
||
|
||
<span class="self">self</span>.<span class="ident">shader_buffers</span>.<span class="ident">push</span>(<span class="ident">shader</span>.<span class="ident">clone</span>());
|
||
|
||
<span class="prelude-val">Some</span>(<span class="ident">handle</span>)
|
||
}
|
||
|
||
<span class="doccomment">/// Using the texture name, iterates through the stored textures and matches by the name</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_texture_handle</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">texture_name</span>: <span class="ident">String</span>)
|
||
<span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTextureHandle</span><span class="op">>></span> {
|
||
<span class="kw">for</span> <span class="ident">i</span> <span class="kw">in</span> <span class="self">self</span>.<span class="ident">texture_buffers</span>.<span class="ident">clone</span>() {
|
||
<span class="kw">if</span> <span class="ident">i</span>.<span class="ident">name</span> <span class="op">==</span> <span class="ident">texture_name</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">i</span>.<span class="ident">handle</span>.<span class="ident">clone</span>());
|
||
}
|
||
}
|
||
<span class="prelude-val">None</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Using the shader name, iterates through the stored textures and matches by the name</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_shader_handle</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">shader_name</span>: <span class="ident">String</span>)
|
||
<span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasShaderHandle</span><span class="op">>></span> {
|
||
<span class="kw">for</span> <span class="ident">shader</span> <span class="kw">in</span> <span class="self">self</span>.<span class="ident">shader_buffers</span>.<span class="ident">clone</span>() {
|
||
<span class="kw">if</span> <span class="ident">shader</span>.<span class="ident">name</span> <span class="op">==</span> <span class="ident">shader_name</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="ident">shader</span>.<span class="ident">handle</span>.<span class="ident">clone</span>());
|
||
}
|
||
}
|
||
<span class="prelude-val">None</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Using the texture handle, grab the stored texture and return the buffer</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_texture</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">texture_handle</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasTextureHandle</span><span class="op">></span>)
|
||
<span class="op">-></span> <span class="ident">Arc</span><span class="op"><</span><span class="ident">ImmutableImage</span><span class="op"><</span><span class="ident">Format</span><span class="op">>></span> {
|
||
<span class="kw">let</span> <span class="ident">handle</span> <span class="op">=</span> <span class="ident">texture_handle</span>.<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>;
|
||
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">i</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">texture_buffers</span>.<span class="ident">get</span>(<span class="ident">handle</span>) {
|
||
<span class="kw">return</span> <span class="ident">i</span>.<span class="ident">clone</span>().<span class="ident">buffer</span>.<span class="ident">clone</span>();
|
||
} <span class="kw">else</span> {
|
||
<span class="macro">panic</span><span class="macro">!</span>(<span class="string">"{} : Texture not loaded"</span>, <span class="ident">handle</span>);
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Scrape all the values from the CanvasFrame and then allocate the vertex buffers</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">draw</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">canvas_frame</span>: <span class="ident">CanvasFrame</span>) {
|
||
<span class="self">self</span>.<span class="ident">textured_drawables</span> <span class="op">=</span> <span class="ident">canvas_frame</span>.<span class="ident">textured_drawables</span>;
|
||
<span class="self">self</span>.<span class="ident">colored_drawables</span> <span class="op">=</span> <span class="ident">canvas_frame</span>.<span class="ident">colored_drawables</span>;
|
||
<span class="self">self</span>.<span class="ident">image_drawables</span> <span class="op">=</span> <span class="ident">canvas_frame</span>.<span class="ident">image_drawables</span>;
|
||
|
||
<span class="self">self</span>.<span class="ident">allocate_vertex_buffers</span>();
|
||
}
|
||
|
||
<span class="doccomment">/// draw(canvas_fame) stored all the intermediate information, this function</span>
|
||
<span class="doccomment">/// allocates the vertex buffers using that information</span>
|
||
<span class="kw">fn</span> <span class="ident">allocate_vertex_buffers</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
||
<span class="self">self</span>.<span class="ident">colored_vertex_buffer</span>.<span class="ident">clear</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">"Colored Vertex Buffer"</span>);
|
||
<span class="self">self</span>.<span class="ident">colored_vertex_buffer</span>.<span class="ident">push</span>(
|
||
<span class="ident">ImmutableBuffer</span>::<span class="ident">from_iter</span>(
|
||
<span class="self">self</span>.<span class="ident">colored_drawables</span>.<span class="ident">iter</span>().<span class="ident">cloned</span>(),
|
||
<span class="ident">BufferUsage</span>::<span class="ident">vertex_buffer</span>(),
|
||
<span class="self">self</span>.<span class="ident">queue</span>.<span class="ident">clone</span>(),
|
||
).<span class="ident">unwrap</span>().<span class="number">0</span>
|
||
);
|
||
}
|
||
|
||
<span class="self">self</span>.<span class="ident">textured_vertex_buffer</span>.<span class="ident">clear</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">"Textured Vertex Buffer"</span>);
|
||
<span class="kw">for</span> (<span class="ident">k</span>, <span class="ident">v</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">textured_drawables</span>.<span class="ident">drain</span>() {
|
||
<span class="self">self</span>.<span class="ident">textured_vertex_buffer</span>.<span class="ident">insert</span>(
|
||
<span class="ident">k</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">ImmutableBuffer</span>::<span class="ident">from_iter</span>(
|
||
<span class="ident">v</span>.<span class="ident">first</span>().<span class="ident">unwrap</span>().<span class="ident">iter</span>().<span class="ident">cloned</span>(),
|
||
<span class="ident">BufferUsage</span>::<span class="ident">vertex_buffer</span>(),
|
||
<span class="self">self</span>.<span class="ident">queue</span>.<span class="ident">clone</span>(),
|
||
).<span class="ident">unwrap</span>().<span class="number">0</span>,
|
||
);
|
||
}
|
||
}
|
||
|
||
<span class="self">self</span>.<span class="ident">image_vertex_buffer</span>.<span class="ident">clear</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">"Image Vertex Buffer"</span>);
|
||
<span class="kw">for</span> (<span class="ident">k</span>, <span class="ident">v</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">image_drawables</span>.<span class="ident">drain</span>() {
|
||
<span class="self">self</span>.<span class="ident">image_vertex_buffer</span>.<span class="ident">insert</span>(
|
||
<span class="ident">k</span>.<span class="ident">clone</span>(),
|
||
<span class="ident">ImmutableBuffer</span>::<span class="ident">from_iter</span>(
|
||
<span class="ident">v</span>.<span class="ident">first</span>().<span class="ident">unwrap</span>().<span class="ident">iter</span>().<span class="ident">cloned</span>(),
|
||
<span class="ident">BufferUsage</span>::<span class="ident">vertex_buffer</span>(),
|
||
<span class="self">self</span>.<span class="ident">queue</span>.<span class="ident">clone</span>(),
|
||
).<span class="ident">unwrap</span>().<span class="number">0</span>,
|
||
);
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Builds the descriptor set for solid colors using the input kernel (needs to support solid colors)</span>
|
||
<span class="kw">fn</span> <span class="ident">get_solid_color_descriptor_set</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">kernel</span>: <span class="ident">Arc</span><span class="op"><</span><span class="ident">CanvasShader</span><span class="op">></span>) <span class="op">-></span> <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">DescriptorSet</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">o</span>: <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">DescriptorSet</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">></span> <span class="op">=</span> <span class="ident">Box</span>::<span class="ident">new</span>(
|
||
<span class="ident">PersistentDescriptorSet</span>::<span class="ident">start</span>(
|
||
<span class="ident">kernel</span>.<span class="ident">clone</span>().<span class="ident">get_pipeline</span>().<span class="ident">clone</span>(), <span class="number">0</span>,
|
||
).<span class="ident">build</span>().<span class="ident">unwrap</span>());
|
||
<span class="ident">o</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Pushes the draw commands to the command buffer. Requires the framebuffers and</span>
|
||
<span class="doccomment">/// image number to be passed in as they are taken care of by the vkprocessor</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">draw_commands</span>(<span class="kw-2">&</span><span class="self">self</span>,
|
||
<span class="kw-2">mut</span> <span class="ident">command_buffer</span>: <span class="ident">AutoCommandBufferBuilder</span>,
|
||
<span class="ident">framebuffers</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">FramebufferAbstract</span> <span class="op">+</span> <span class="ident">Send</span> <span class="op">+</span> <span class="ident">Sync</span><span class="op">>></span>,
|
||
<span class="ident">image_num</span>: <span class="ident">usize</span>) <span class="op">-></span> <span class="ident">AutoCommandBufferBuilder</span> {
|
||
|
||
<span class="comment">// Specify the color to clear the framebuffer with i.e. blue</span>
|
||
<span class="kw">let</span> <span class="ident">clear_values</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>(<span class="ident">ClearValue</span>::<span class="ident">Float</span>([<span class="number">0.0</span>, <span class="number">0.0</span>, <span class="number">1.0</span>, <span class="number">1.0</span>]));
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">command_buffer</span> <span class="op">=</span> <span class="ident">command_buffer</span>.<span class="ident">begin_render_pass</span>(
|
||
<span class="ident">framebuffers</span>[<span class="ident">image_num</span>].<span class="ident">clone</span>(), <span class="bool-val">false</span>, <span class="ident">clear_values</span>.<span class="ident">clone</span>(),
|
||
).<span class="ident">unwrap</span>();
|
||
|
||
<span class="comment">// Solid colors</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">shader</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">shader_buffers</span>.<span class="ident">get</span>(
|
||
<span class="self">self</span>.<span class="ident">get_shader_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"color-passthrough"</span>))
|
||
.<span class="ident">unwrap</span>().<span class="ident">clone</span>().<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>
|
||
).<span class="ident">unwrap</span>();
|
||
|
||
<span class="comment">// This looks a little weird as colored_vertex_buffer is a vec of GPU allocated vecs.</span>
|
||
<span class="comment">// But we can pass in multiple vertex buffers</span>
|
||
<span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">colored_vertex_buffer</span>.<span class="ident">is_empty</span>() {
|
||
<span class="ident">command_buffer</span> <span class="op">=</span> <span class="ident">command_buffer</span>.<span class="ident">draw</span>(
|
||
<span class="ident">shader</span>.<span class="ident">get_pipeline</span>().<span class="ident">clone</span>(),
|
||
<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">dynamic_state</span>.<span class="ident">clone</span>(),
|
||
<span class="self">self</span>.<span class="ident">colored_vertex_buffer</span>.<span class="ident">clone</span>(),
|
||
(), (),
|
||
).<span class="ident">unwrap</span>();
|
||
}
|
||
|
||
<span class="comment">// Textures</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">shader</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">shader_buffers</span>.<span class="ident">get</span>(
|
||
<span class="self">self</span>.<span class="ident">get_shader_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"simple_texture"</span>))
|
||
.<span class="ident">unwrap</span>().<span class="ident">clone</span>().<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>
|
||
).<span class="ident">unwrap</span>();
|
||
|
||
<span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">textured_vertex_buffer</span>.<span class="ident">is_empty</span>() {
|
||
<span class="kw">for</span> (<span class="ident">texture_handle</span>, <span class="ident">vertex_buffer</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">textured_vertex_buffer</span>.<span class="ident">clone</span>() {
|
||
<span class="kw">let</span> <span class="ident">handle</span> <span class="op">=</span> <span class="ident">texture_handle</span>.<span class="ident">clone</span>().<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>;
|
||
<span class="kw">let</span> <span class="ident">descriptor_set</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">texture_buffers</span>.<span class="ident">get</span>(<span class="ident">handle</span>).<span class="ident">clone</span>().<span class="ident">unwrap</span>().<span class="ident">clone</span>()
|
||
.<span class="ident">get_descriptor_set</span>(<span class="ident">shader</span>.<span class="ident">clone</span>(), <span class="self">self</span>.<span class="ident">sampler</span>.<span class="ident">clone</span>());
|
||
|
||
<span class="ident">command_buffer</span> <span class="op">=</span> <span class="ident">command_buffer</span>.<span class="ident">draw</span>(
|
||
<span class="ident">shader</span>.<span class="ident">get_pipeline</span>().<span class="ident">clone</span>(),
|
||
<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">dynamic_state</span>.<span class="ident">clone</span>(), <span class="macro">vec</span><span class="macro">!</span>[<span class="ident">vertex_buffer</span>],
|
||
<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">descriptor_set</span>], (),
|
||
).<span class="ident">unwrap</span>();
|
||
}
|
||
}
|
||
|
||
<span class="comment">// Images</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">shader</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">shader_buffers</span>.<span class="ident">get</span>(
|
||
<span class="self">self</span>.<span class="ident">get_shader_handle</span>(<span class="ident">String</span>::<span class="ident">from</span>(<span class="string">"simple_image"</span>))
|
||
.<span class="ident">unwrap</span>().<span class="ident">clone</span>().<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>
|
||
).<span class="ident">unwrap</span>();
|
||
|
||
<span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">image_vertex_buffer</span>.<span class="ident">is_empty</span>() {
|
||
<span class="kw">for</span> (<span class="ident">image_handle</span>, <span class="ident">vertex_buffer</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">image_vertex_buffer</span>.<span class="ident">clone</span>() {
|
||
<span class="kw">let</span> <span class="ident">handle</span> <span class="op">=</span> <span class="ident">image_handle</span>.<span class="ident">clone</span>().<span class="ident">handle</span> <span class="kw">as</span> <span class="ident">usize</span>;
|
||
<span class="kw">let</span> <span class="ident">descriptor_set</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">image_buffers</span>.<span class="ident">get</span>(<span class="ident">handle</span>).<span class="ident">clone</span>().<span class="ident">unwrap</span>().<span class="ident">clone</span>()
|
||
.<span class="ident">get_descriptor_set</span>(<span class="ident">shader</span>.<span class="ident">clone</span>());
|
||
|
||
<span class="ident">command_buffer</span> <span class="op">=</span> <span class="ident">command_buffer</span>.<span class="ident">draw</span>(
|
||
<span class="ident">shader</span>.<span class="ident">get_pipeline</span>().<span class="ident">clone</span>(),
|
||
<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">dynamic_state</span>.<span class="ident">clone</span>(), <span class="macro">vec</span><span class="macro">!</span>[<span class="ident">vertex_buffer</span>],
|
||
<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">descriptor_set</span>], (),
|
||
).<span class="ident">unwrap</span>();
|
||
}
|
||
}
|
||
|
||
<span class="ident">command_buffer</span>
|
||
.<span class="ident">end_render_pass</span>()
|
||
.<span class="ident">unwrap</span>()
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
</pre></div>
|
||
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