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< span id = "496" > 496< / span >
< span id = "497" > 497< / span >
< span id = "498" > 498< / span >
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< span id = "528" > 528< / span >
< span id = "529" > 529< / span >
< span id = "530" > 530< / span >
< span id = "531" > 531< / span >
< span id = "532" > 532< / span >
< span id = "533" > 533< / span >
< span id = "534" > 534< / span >
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< span id = "539" > 539< / span >
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< span id = "640" > 640< / span >
< span id = "641" > 641< / span >
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< span id = "647" > 647< / span >
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< span id = "650" > 650< / span >
< span id = "651" > 651< / span >
< span id = "652" > 652< / span >
< span id = "653" > 653< / span >
< / pre > < div class = "example-wrap" > < pre class = "rust " >
< 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 = "ident" > HashSet< / 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 = "ident" > R8Unorm< / 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 = "ident" > ImageLayout< / 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< / 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" > util< / span > ::< span class = "ident" > vertex_3d< / span > ::{< span class = "ident" > Vertex3D< / span > , < span class = "ident" > TextVertex3D< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > pipeline< / span > ::< span class = "ident" > depth_stencil< / span > ::{< span class = "ident" > StencilFaceFlags< / span > , < span class = "ident" > DynamicStencilValue< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > memory< / span > ::< span class = "ident" > pool< / span > ::< span class = "ident" > PotentialDedicatedAllocation< / span > ::< span class = "ident" > Generic< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > borrow< / span > ::< span class = "ident" > Borrow< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > fs< / span > ::< span class = "ident" > File< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > std< / span > ::< span class = "ident" > io< / span > ::< span class = "ident" > Read< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > rusttype< / span > ::{< span class = "ident" > Font< / span > , < span class = "ident" > PositionedGlyph< / span > , < span class = "ident" > Scale< / span > , < span class = "ident" > Rect< / span > , < span class = "ident" > point< / span > , < span class = "ident" > GlyphId< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > pipeline< / span > ::< span class = "ident" > vertex< / span > ::< span class = "ident" > VertexDefinition< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > shader< / span > ::< span class = "ident" > dynamic_vertex< / span > ::< span class = "ident" > RuntimeVertexDef< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > handles< / span > ::{< span class = "ident" > CanvasTextureHandle< / span > , < span class = "ident" > CanvasImageHandle< / span > , < span class = "ident" > CanvasFontHandle< / span > , < span class = "ident" > CompiledGraphicsPipelineHandle< / span > , < span class = "ident" > Handle< / span > };
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > gpu_buffers< / span > ::{< span class = "ident" > CanvasImage< / span > , < span class = "ident" > CanvasTexture< / span > , < span class = "ident" > CanvasFont< / span > };
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > shader< / span > ::< span class = "ident" > shader_common< / span > ::< span class = "ident" > CompiledGraphicsPipeline< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > canvas< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > shader< / span > ::< span class = "ident" > generic_shader< / span > ::< span class = "ident" > GenericShader< / span > ;
< span class = "comment" > // I don' t think this is going to work without getting into Box' ing< / span >
< span class = "kw" > pub< / span > < span class = "kw" > trait< / span > < span class = "ident" > DrawableTest< / span > < span class = "op" > < < / span > < span class = "ident" > V< / span > , < span class = "ident" > H< / span > , < span class = "ident" > In< / span > < span class = "op" > > < / 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 = "op" > > < / span > < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > V< / span > < span class = "op" > > < / span > ;
< span class = "kw" > fn< / span > < span class = "ident" > get_instances< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > In< / span > < span class = "op" > > < / span > ;
< span class = "kw" > fn< / span > < span class = "ident" > get_handle< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > H< / span > ;
}
< span class = "doccomment" > /// A drawable object can be passed into a CanvasFrame to be rendered< / span >
< span class = "doccomment" > /// Very generic implementation. (N % 2 == 0) vertices, ditto for texture coords, and rgba color< / span >
< span class = "doccomment" > /// Provides Image and Texture handles for drawing< / 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 = "op" > > < / span > < span class = "ident" > Vec< / span > < span class = "op" > < < / span > (< span class = "ident" > f32< / 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 = "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_ti_coords< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / 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_texture_handle< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / 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 = "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 = "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 = "op" > > < / span > ;
< span class = "comment" > // fn get_text_handle(& self) -> Option< Arc< CanvasTextHandle> > ;< / span >
< span class = "kw" > fn< / span > < span class = "ident" > collect< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > RuntimeVertexDef< / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > color< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > get_color< / span > ();
< span class = "comment" > // self.get_vertices().iter().zip(self.get_ti_coords().iter()).map(|(a, b)|< / span >
< span class = "comment" > // Vertex3D {< / span >
< span class = "comment" > // v_position: [a.0, a.1, a.2],< / span >
< span class = "comment" > // color: [color.0, color.1, color.2, color.3],< / span >
< span class = "comment" > // ti_position: [b.0, b.1],< / span >
< span class = "comment" > // }).collect()< / span >
< span class = "comment" > // TODO< / span >
< span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > RuntimeVertexDef< / span > ::< span class = "ident" > from_primitive< / span > (< span class = "number" > 0< / 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 Fonts 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 = "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 = "op" > > < / span > ,
< span class = "ident" > font_buffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFont< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "comment" > // Compiled Graphics pipelines have a handle which self describe their position in this vector< / 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" > Box< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > CompiledGraphicsPipeline< / span > < span class = "op" > > < / span > < span class = "op" > > < / 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_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" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / 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" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / 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" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > )< span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "ident" > text_instances< / span > : < span class = "ident" > HashMap< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFontHandle< / 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" > Send< / span > < span class = "op" > +< / span > < span class = "ident" > Sync< / span > )< span class = "op" > > < / 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 = "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 = "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 = "kw" > let< / span > < span class = "ident" > dimensions< / span > < span class = "op" > =< / span > [< span class = "ident" > dimensions< / span > .< span class = "ident" > width< / span > (), < span class = "ident" > dimensions< / span > .< span class = "ident" > height< / span > ()];
< span class = "kw" > let< / span > < span class = "ident" > depth_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > AttachmentImage< / span > ::< span class = "ident" > transient< / span > (< span class = "self" > self< / span > .< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (), < span class = "ident" > dimensions< / span > , < span class = "ident" > Format< / span > ::< span class = "ident" > D32Sfloat_S8Uint< / span > ).< span class = "ident" > unwrap< / 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" > add< / span > (< span class = "ident" > depth_buffer< / 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 = "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 = "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 = "ident" > samples< / span > : < span class = "number" > 1< / span > ,
},
< span class = "ident" > depth< / span > : {
< span class = "ident" > load< / span > : < span class = "ident" > Clear< / span > ,
< span class = "ident" > store< / span > : < span class = "ident" > DontCare< / span > ,
< span class = "ident" > format< / span > : < span class = "ident" > Format< / span > ::< span class = "ident" > D32Sfloat_S8Uint< / 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" > // No depth-stencil attachment is indicated with empty brackets.< / span >
< span class = "ident" > depth_stencil< / span > : {< span class = "ident" > depth< / span > }
}
).< span class = "ident" > unwrap< / span > ());
< span class = "ident" > CanvasState< / span > {
< span class = "comment" > // TODO: Might need to move this< / 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" > compare_mask< / span > : < span class = "prelude-val" > Some< / span > (< span class = "ident" > DynamicStencilValue< / span > {
< span class = "ident" > face< / span > : < span class = "ident" > StencilFaceFlags< / span > ::< span class = "ident" > StencilFrontAndBack< / span > ,
< span class = "ident" > value< / span > : < span class = "number" > 0xFF< / span > ,
}),
< span class = "ident" > write_mask< / span > : < span class = "prelude-val" > Some< / span > (< span class = "ident" > DynamicStencilValue< / span > {
< span class = "ident" > face< / span > : < span class = "ident" > StencilFaceFlags< / span > ::< span class = "ident" > StencilFrontAndBack< / span > ,
< span class = "ident" > value< / span > : < span class = "number" > 0xFF< / span > ,
}),
< span class = "ident" > reference< / span > : < span class = "prelude-val" > Some< / span > (< span class = "ident" > DynamicStencilValue< / span > {
< span class = "ident" > face< / span > : < span class = "ident" > StencilFaceFlags< / span > ::< span class = "ident" > StencilFrontAndBack< / span > ,
< span class = "ident" > value< / span > : < span class = "number" > 0xFF< / 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" > font_buffers< / 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_vertex_buffer< / 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" > text_instances< / span > : < span class = "ident" > HashMap< / 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 = "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 = "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" > get_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 = "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 = "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 = "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 = "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 = "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 = "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 = "op" > < < / span > < span class = "ident" > T< / span > : < span class = "lifetime" > ' static< / span > < span class = "op" > > < / 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 = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CompiledGraphicsPipelineHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span >
< span class = "kw" > where< / span > < span class = "ident" > T< / span > : < span class = "ident" > CompiledGraphicsPipeline< / 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" > CompiledGraphicsPipelineHandle< / 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 = "ident" > Box< / span > < span class = "op" > < < / span > < span class = "kw" > dyn< / span > < span class = "ident" > CompiledGraphicsPipeline< / span > < span class = "op" > > < / span > < span class = "op" > =< / span > < span class = "ident" > Box< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > T< / span > ::< span class = "ident" > new< / span > (
< span class = "ident" > filename< / 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" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > shader< / span > ));
< span class = "prelude-val" > Some< / span > (< span class = "ident" > handle< / 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" > load_font< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "self" > self< / span > , < span class = "ident" > name< / span > : < span class = "ident" > String< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CanvasFontHandle< / 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" > CanvasFontHandle< / span > { < span class = "ident" > handle< / span > : < span class = "self" > self< / span > .< span class = "ident" > font_buffers< / span > .< span class = "ident" > len< / span > () < span class = "kw" > as< / span > < span class = "ident" > u32< / span > });
< span class = "self" > self< / span > .< span class = "ident" > font_buffers< / span > .< span class = "ident" > push< / span > (< span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > ({
< span class = "kw" > let< / span > < span class = "ident" > font< / span > < span class = "op" > =< / span > < span class = "ident" > Font< / span > ::< span class = "ident" > from_bytes< / span > ({
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > f< / span > < span class = "op" > =< / span > < span class = "ident" > File< / span > ::< span class = "ident" > open< / span > (< span class = "string" > " resources/fonts/sansation.ttf" < / span > ).< span class = "ident" > expect< / span > (< span class = "string" > " Font file not found" < / span > );
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > font_data< / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > new< / span > ();
< span class = "ident" > f< / span > .< span class = "ident" > read_to_end< / span > (< span class = "kw-2" > & < / span > < span class = "kw-2" > mut< / span > < span class = "ident" > font_data< / span > ).< span class = "ident" > expect< / span > (< span class = "string" > " Dont know" < / span > );
< span class = "ident" > font_data< / span >
}).< span class = "ident" > unwrap< / span > ();
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > current_x< / span > < span class = "op" > =< / span > < span class = "number" > 0< / span > ;
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > current_y< / span > < span class = "op" > =< / span > < span class = "number" > 0< / span > ;
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > accumulator< / span > < span class = "op" > =< / span > < span class = "ident" > Vec< / span > ::< span class = "ident" > new< / span > ();
< span class = "kw" > for< / span > < span class = "ident" > i< / span > < span class = "kw" > in< / span > (< span class = "number" > 0< / span > ..< span class = "number" > 255< / span > ) {
< span class = "kw" > let< / span > < span class = "ident" > glyph< / span > < span class = "op" > =< / span > < span class = "ident" > font< / span > .< span class = "ident" > glyph< / span > (< span class = "ident" > GlyphId< / span > { < span class = "number" > 0< / span > : < span class = "number" > 40< / span > });
< span class = "kw" > let< / span > < span class = "ident" > glyph_data< / span > < span class = "op" > =< / span > < span class = "ident" > glyph< / span > .< span class = "ident" > get_data< / span > ().< span class = "ident" > unwrap< / span > ();
< span class = "kw" > for< / span > < span class = "ident" > vertex< / span > < span class = "kw" > in< / span > < span class = "ident" > glyph_data< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > shape< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > unwrap< / span > () {
< span class = "ident" > accumulator< / span > .< span class = "ident" > push< / span > (< span class = "ident" > TextVertex3D< / span > {
< span class = "ident" > position< / span > : [< span class = "ident" > vertex< / span > .< span class = "ident" > x< / span > < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "ident" > vertex< / span > .< span class = "ident" > y< / span > < span class = "kw" > as< / span > < span class = "ident" > f32< / span > , < span class = "number" > 0.0< / span > ],
});
}
}
< span class = "ident" > CanvasFont< / span > {
< span class = "ident" > handle< / span > : < span class = "ident" > handle< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > font< / span > : < span class = "ident" > font< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > name< / span > : < span class = "ident" > name< / span > ,
< span class = "ident" > buffer< / span > : < span class = "ident" > ImmutableBuffer< / span > ::< span class = "ident" > from_iter< / span > (
< span class = "ident" > accumulator< / 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 = "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 = "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 = "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 = "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 shaders 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 = "op" > > < / span > < span class = "prelude-ty" > Option< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CompiledGraphicsPipelineHandle< / span > < span class = "op" > > < / 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" > get_name< / span > () < span class = "op" > =< / 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" > get_handle< / span > ().< span class = "ident" > clone< / span > ());
}
}
< span class = "prelude-val" > None< / span >
}
< span class = "doccomment" > /// Using the font name, iterates through the stored fonts and matches by the name< / span >
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_font_handle< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > font_name< / span > : < span class = "ident" > String< / span > ) < span class = "op" > -< / 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" > CanvasFontHandle< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > for< / span > < span class = "ident" > font< / span > < span class = "kw" > in< / span > < span class = "self" > self< / span > .< span class = "ident" > font_buffers< / span > .< span class = "ident" > clone< / span > () {
< span class = "kw" > if< / span > < span class = "ident" > font< / span > .< span class = "ident" > name< / span > < span class = "op" > =< / span > < span class = "op" > =< / span > < span class = "ident" > font_name< / span > {
< span class = "kw" > return< / span > < span class = "prelude-val" > Some< / span > (< span class = "ident" > font< / 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 = "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 = "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" > get_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 = "comment" > // Consume the canvas frame< / span >
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / 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 = "kw" > let< / span > < span class = "kw-2" > mut< / 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 = "kw" > let< / span > < span class = "kw-2" > mut< / 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 = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > text_drawables< / span > < span class = "op" > =< / span > < span class = "ident" > canvas_frame< / span > .< span class = "ident" > text_drawables< / span > ;
< span class = "comment" > // Walk through the consumed items and allocate them to GPU buffers< / 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 = "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 = "ident" > textured_drawables< / span > .< span class = "ident" > drain< / span > () {
< span class = "kw" > let< / span > < span class = "ident" > vertex_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > v< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > get< / span > (< span class = "number" > 0< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ();
< span class = "comment" > // TODO< / span >
< span class = "comment" > // v.clone().iter()< / span >
< span class = "comment" > // .fold(Vec::new(), |mut a: Vec< RuntimeVertexDef> , b| {< / span >
< span class = "comment" > // a.extend(b);< / span >
< span class = "comment" > // a< / span >
< span class = "comment" > // });< / 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" > vertex_buffer< / 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 = "ident" > image_drawables< / span > .< span class = "ident" > drain< / span > () {
< span class = "kw" > let< / span > < span class = "ident" > vertex_buffer< / span > < span class = "op" > =< / span > < span class = "ident" > v< / span > .< span class = "ident" > clone< / span > ().< span class = "ident" > get< / span > (< span class = "number" > 0< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ();
< span class = "comment" > // TODO< / span >
< span class = "comment" > // v.clone().iter()< / span >
< span class = "comment" > // .fold(Vec::new(), |mut a: Vec< & RuntimeVertexDef> , b| {< / span >
< span class = "comment" > // a.extend(b);< / span >
< span class = "comment" > // a< / span >
< span class = "comment" > // });< / 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" > vertex_buffer< / 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" > text_instances< / 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" > " Text Instance 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 = "ident" > text_drawables< / span > .< span class = "ident" > drain< / span > () {
< span class = "self" > self< / span > .< span class = "ident" > text_instances< / 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" > iter< / span > ().< span class = "ident" > cloned< / span > (),
< span class = "ident" > BufferUsage< / span > ::< span class = "ident" > all< / 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" > GenericShader< / span > < span class = "op" > > < / 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 = "kw-2" > mut< / 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 = "op" > > < / span > ,
< span class = "ident" > image_num< / span > : < span class = "ident" > usize< / span > ) < span class = "op" > -< / 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 = "ident" > ClearValue< / span > ::< span class = "ident" > DepthStencil< / span > ((< span class = "number" > 1.0< / span > , < span class = "number" > 0x00< / span > )),
);
< span class = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > < span class = "op" > =< / 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 = "self" > self< / span > .< span class = "ident" > dynamic_state< / span > .< span class = "ident" > viewports< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > scissors< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > compare_mask< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > write_mask< / span > : < span class = "prelude-val" > None< / span > ,
< span class = "ident" > reference< / span > : < span class = "prelude-val" > None< / 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" > get_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" > // 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" > get_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" > get_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" > get_pipeline< / 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 = "comment" > // Multiple vertex buffers must have their definition in the pipeline!< / 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" > // 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" > get_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" > get_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" > get_pipeline< / 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 = "comment" > // Multiple vertex buffers must have their definition in the pipeline!< / 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" > // Text< / 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_text" < / span > ))
.< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ().< span class = "ident" > get_handle< / span > () < span class = "kw" > as< / span > < span class = "ident" > usize< / span >
).< span class = "ident" > unwrap< / span > ();
< span class = "comment" > //< / span >
< span class = "comment" > // if !self.text_instances.is_empty() {< / span >
< span class = "comment" > // for (font_handle, instance_buffer) in self.text_instances.clone() {< / span >
< span class = "comment" > // let handle = font_handle.clone().handle as usize;< / span >
< span class = "comment" > // let font = self.font_buffers.get(handle).clone().unwrap().clone();< / span >
< span class = "comment" > // let descriptor_set = CanvasFont::get_descriptor_set(shader.get_pipeline());< / span >
< span class = "comment" > //< / span >
< span class = "comment" > // command_buffer = command_buffer.draw(< / span >
< span class = "comment" > // shader.get_pipeline().clone(),< / span >
< span class = "comment" > // // Multiple vertex buffers must have their definition in the pipeline!< / span >
< span class = "comment" > // & self.dynamic_state.clone(),< / span >
< span class = "comment" > // vec![font.get_vertex_buffer().clone(), instance_buffer.clone()],< / span >
< span class = "comment" > // (), (),< / span >
< span class = "comment" > // ).unwrap();< / span >
< span class = "comment" > // }< / span >
< span class = "comment" > // }< / span >
< span class = "ident" > command_buffer< / span >
.< span class = "ident" > end_render_pass< / span > ()
.< span class = "ident" > unwrap< / span > ()
}
}
< / pre > < / div >
< / section > < section id = "search" class = "content hidden" > < / section > < section class = "footer" > < / section > < aside id = "help" class = "hidden" > < div > < h1 class = "hidden" > Help< / h1 > < div class = "shortcuts" > < h2 > Keyboard Shortcuts< / h2 > < dl > < dt > < kbd > ?< / kbd > < / dt > < dd > Show this help dialog< / dd > < dt > < kbd > S< / kbd > < / dt > < dd > Focus the search field< / dd > < dt > < kbd > ↑< / kbd > < / dt > < dd > Move up in search results< / dd > < dt > < kbd > ↓< / kbd > < / dt > < dd > Move down in search results< / dd > < dt > < kbd > ↹< / kbd > < / dt > < dd > Switch tab< / dd > < dt > < kbd > ⏎ < / kbd > < / dt > < dd > Go to active search result< / dd > < dt > < kbd > +< / kbd > < / dt > < dd > Expand all sections< / dd > < dt > < kbd > -< / kbd > < / dt > < dd > Collapse all sections< / dd > < / dl > < / div > < div class = "infos" > < h2 > Search Tricks< / h2 > < p > Prefix searches with a type followed by a colon (e.g., < code > fn:< / code > ) to restrict the search to a given type.< / p > < p > Accepted types are: < code > fn< / code > , < code > mod< / code > , < code > struct< / code > , < code > enum< / code > , < code > trait< / code > , < code > type< / code > , < code > macro< / code > , and < code > const< / code > .< / p > < p > Search functions by type signature (e.g., < code > vec -> usize< / code > or < code > * -> vec< / code > )< / p > < p > Search multiple things at once by splitting your query with comma (e.g., < code > str,u8< / code > or < code > String,struct:Vec,test< / code > )< / p > < / div > < / div > < / aside > < script > window . rootPath = "../../../" ; window . currentCrate = "sfml_rust" ; < / script > < script src = "../../../aliases.js" > < / script > < script src = "../../../main.js" > < / script > < script src = "../../../source-script.js" > < / script > < script src = "../../../source-files.js" > < / script > < script defer src = "../../../search-index.js" > < / script > < / body > < / html >
