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< / pre > < div class = "example-wrap" > < pre class = "rust " >
< 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" > device< / span > ::< span class = "ident" > Device< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > buffer< / span > ::{< span class = "ident" > CpuAccessibleBuffer< / span > , < span class = "ident" > BufferUsage< / span > };
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > pipeline< / span > ::< span class = "ident" > ComputePipeline< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > descriptor< / span > ::< span class = "ident" > pipeline_layout< / span > ::< span class = "ident" > PipelineLayout< / 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 = "ident" > PersistentDescriptorSetBuf< / span > };
< span class = "kw" > use< / span > < span class = "ident" > image< / span > ::< span class = "ident" > ImageBuffer< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > image< / span > ::< span class = "ident" > Rgba< / span > ;
< span class = "kw" > use< / span > < span class = "ident" > shade_runner< / span > ::< span class = "ident" > Layout< / span > ;
< span class = "kw" > use< / span > < span class = "kw" > crate< / span > ::< span class = "ident" > compute< / span > ::< span class = "ident" > managed< / span > ::< span class = "ident" > handles< / span > ::< span class = "ident" > CompuBufferHandle< / 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" > CompuBuffers< / span > {
< span class = "ident" > dimensions< / span > : (< span class = "ident" > u32< / span > , < span class = "ident" > u32< / 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" > handle< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CompuBufferHandle< / span > < span class = "op" > > < / span > ,
< span class = "ident" > io_buffers< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u8< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ,
< span class = "ident" > settings_buffer< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u32< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > ,
}
< span class = "kw" > impl< / span > < span class = "ident" > CompuBuffers< / span > {
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > new< / 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" > data< / span > : < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > u8< / span > < span class = "op" > > < / span > ,
< span class = "ident" > dimensions< / span > : (< span class = "ident" > u32< / span > , < span class = "ident" > u32< / span > ), < span class = "ident" > stride< / span > : < span class = "ident" > u32< / span > ,
< span class = "ident" > handle< / span > : < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CompuBufferHandle< / span > < span class = "op" > > < / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > CompuBuffers< / span > {
< span class = "kw" > let< / span > < span class = "ident" > data_length< / span > < span class = "op" > =< / span > < span class = "ident" > dimensions< / span > .< span class = "number" > 0< / span > < span class = "op" > *< / span > < span class = "ident" > dimensions< / span > .< span class = "number" > 1< / span > < span class = "op" > *< / span > < span class = "ident" > stride< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > input_buffer< / span > < span class = "op" > =< / span > {
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > buff< / span > < span class = "op" > =< / span > < span class = "ident" > data< / span > .< span class = "ident" > iter< / span > ();
< span class = "kw" > let< / span > < span class = "ident" > data_iter< / span > < span class = "op" > =< / span > (< span class = "number" > 0< / span > ..< span class = "ident" > data_length< / span > ).< span class = "ident" > map< / span > (< span class = "op" > |< / span > < span class = "ident" > n< / span > < span class = "op" > |< / span > < span class = "kw-2" > *< / span > (< span class = "ident" > buff< / span > .< span class = "ident" > next< / span > ().< span class = "ident" > unwrap< / span > ()));
< span class = "ident" > CpuAccessibleBuffer< / span > ::< span class = "ident" > from_iter< / span > (< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (), < span class = "ident" > BufferUsage< / span > ::< span class = "ident" > all< / span > (), < span class = "ident" > data_iter< / span > ).< span class = "ident" > unwrap< / span > ()
};
< span class = "kw" > let< / span > < span class = "ident" > output_buffer< / span > < span class = "op" > =< / span > {
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > buff< / span > < span class = "op" > =< / span > < span class = "ident" > data< / span > .< span class = "ident" > iter< / span > ();
< span class = "kw" > let< / span > < span class = "ident" > data_iter< / span > < span class = "op" > =< / span > (< span class = "number" > 0< / span > ..< span class = "ident" > data_length< / span > ).< span class = "ident" > map< / span > (< span class = "op" > |< / span > < span class = "ident" > n< / span > < span class = "op" > |< / span > < span class = "kw-2" > *< / span > (< span class = "ident" > buff< / span > .< span class = "ident" > next< / span > ().< span class = "ident" > unwrap< / span > ()));
< span class = "ident" > CpuAccessibleBuffer< / span > ::< span class = "ident" > from_iter< / span > (< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (), < span class = "ident" > BufferUsage< / span > ::< span class = "ident" > all< / span > (), < span class = "ident" > data_iter< / span > ).< span class = "ident" > unwrap< / span > ()
};
< span class = "comment" > // Settings buffer which holds i32' s< / span >
< span class = "comment" > // TODO: Compile macros into the kernel eventually to index them< / span >
< span class = "kw" > let< / span > < span class = "ident" > settings_buffer< / span > < span class = "op" > =< / span > {
< span class = "kw" > let< / span > < span class = "ident" > vec< / span > < span class = "op" > =< / span > < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > dimensions< / span > .< span class = "number" > 0< / span > , < span class = "ident" > dimensions< / span > .< span class = "number" > 1< / span > ];
< span class = "kw" > let< / span > < span class = "kw-2" > mut< / span > < span class = "ident" > buff< / span > < span class = "op" > =< / span > < span class = "ident" > vec< / span > .< span class = "ident" > iter< / span > ();
< span class = "kw" > let< / span > < span class = "ident" > data_iter< / span > < span class = "op" > =< / span >
(< span class = "number" > 0< / span > ..< span class = "number" > 2< / span > ).< span class = "ident" > map< / span > (< span class = "op" > |< / span > < span class = "ident" > n< / span > < span class = "op" > |< / span > < span class = "kw-2" > *< / span > (< span class = "ident" > buff< / span > .< span class = "ident" > next< / span > ().< span class = "ident" > unwrap< / span > ()));
< span class = "ident" > CpuAccessibleBuffer< / span > ::< span class = "ident" > from_iter< / span > (< span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > BufferUsage< / span > ::< span class = "ident" > all< / span > (),
< span class = "ident" > data_iter< / span > ).< span class = "ident" > unwrap< / span > ()
};
< span class = "ident" > CompuBuffers< / span > {
< span class = "ident" > dimensions< / span > : < span class = "ident" > dimensions< / span > ,
< span class = "ident" > device< / span > : < span class = "ident" > device< / span > .< span class = "ident" > clone< / span > (),
< span class = "ident" > handle< / span > : < span class = "ident" > handle< / span > ,
< span class = "ident" > io_buffers< / span > : < span class = "macro" > vec< / span > < span class = "macro" > !< / span > [< span class = "ident" > input_buffer< / span > , < span class = "ident" > output_buffer< / span > ],
< span class = "ident" > settings_buffer< / span > : < span class = "ident" > settings_buffer< / span > ,
}
}
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_size< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > (< span class = "ident" > u32< / span > , < span class = "ident" > u32< / span > ) {
< span class = "self" > self< / span > .< span class = "ident" > dimensions< / span >
}
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_descriptor_set< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , < span class = "ident" > compute_pipeline< / span > : < span class = "ident" > std< / span > ::< span class = "ident" > sync< / span > ::< span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > ComputePipeline< / span > < span class = "op" > < < / span > < span class = "ident" > PipelineLayout< / span > < span class = "op" > < < / span > < span class = "ident" > Layout< / span > < span class = "op" > > < / span > < span class = "op" > > < / 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" > PersistentDescriptorSet< / span > < span class = "op" > < < / span > < span class = "ident" > std< / span > ::< span class = "ident" > sync< / span > ::< span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > ComputePipeline< / span > < span class = "op" > < < / span > < span class = "ident" > PipelineLayout< / span > < span class = "op" > < < / span > < span class = "ident" > Layout< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > > < / span > , ((((),
< span class = "ident" > PersistentDescriptorSetBuf< / span > < span class = "op" > < < / span > < span class = "ident" > std< / span > ::< span class = "ident" > sync< / span > ::< span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > buffer< / span > ::< span class = "ident" > cpu_access< / span > ::< span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u8< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ),
< span class = "ident" > PersistentDescriptorSetBuf< / span > < span class = "op" > < < / span > < span class = "ident" > std< / span > ::< span class = "ident" > sync< / span > ::< span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > buffer< / span > ::< span class = "ident" > cpu_access< / span > ::< span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u8< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > > < / span > ),
< span class = "ident" > PersistentDescriptorSetBuf< / span > < span class = "op" > < < / span > < span class = "ident" > std< / span > ::< span class = "ident" > sync< / span > ::< span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > vulkano< / span > ::< span class = "ident" > buffer< / span > ::< span class = "ident" > cpu_access< / span > ::< span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u32< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > < span class = "op" > > < / span > )< span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "ident" > Arc< / span > ::< span class = "ident" > new< / span > (< span class = "ident" > PersistentDescriptorSet< / span > ::< span class = "ident" > start< / span > (< span class = "ident" > compute_pipeline< / span > .< span class = "ident" > clone< / span > (), < span class = "number" > 0< / span > )
.< span class = "ident" > add_buffer< / span > (< span class = "self" > self< / span > .< span class = "ident" > io_buffers< / span > .< span class = "ident" > get< / span > (< span class = "number" > 0< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ()).< span class = "ident" > unwrap< / span > ()
.< span class = "ident" > add_buffer< / span > (< span class = "self" > self< / span > .< span class = "ident" > io_buffers< / span > .< span class = "ident" > get< / span > (< span class = "number" > 1< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ()).< span class = "ident" > unwrap< / span > ()
.< span class = "ident" > add_buffer< / span > (< span class = "self" > self< / span > .< span class = "ident" > settings_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" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > read_output_buffer< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > ImageBuffer< / span > < span class = "op" > < < / span > < span class = "ident" > Rgba< / span > < span class = "op" > < < / span > < span class = "ident" > u8< / span > < span class = "op" > > < / span > , < span class = "ident" > Vec< / span > < span class = "op" > < < / span > < span class = "ident" > u8< / span > < span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "kw" > let< / span > < span class = "ident" > xy< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > get_size< / span > ();
< span class = "self" > self< / span > .< span class = "ident" > io_buffers< / span > .< span class = "ident" > get< / span > (< span class = "number" > 1< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > write< / span > ().< span class = "ident" > unwrap< / span > ().< span class = "ident" > map< / span > (< span class = "op" > |< / span > < span class = "ident" > x< / span > < span class = "op" > |< / span > < span class = "ident" > x< / span > );
< span class = "kw" > let< / span > < span class = "ident" > data_buffer_content< / span > < span class = "op" > =< / span > < span class = "self" > self< / span > .< span class = "ident" > io_buffers< / span > .< span class = "ident" > get< / span > (< span class = "number" > 1< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > read< / span > ().< span class = "ident" > unwrap< / span > ();
< span class = "ident" > ImageBuffer< / span > ::< span class = "ident" > from_fn< / span > (< span class = "ident" > xy< / span > .< span class = "number" > 0< / span > , < span class = "ident" > xy< / span > .< span class = "number" > 1< / span > , < span class = "op" > |< / span > < span class = "ident" > x< / span > , < span class = "ident" > y< / span > < span class = "op" > |< / span > {
< span class = "kw" > let< / span > < span class = "ident" > r< / span > < span class = "op" > =< / span > < span class = "ident" > data_buffer_content< / span > [((< span class = "ident" > xy< / span > .< span class = "number" > 0< / span > < span class = "op" > *< / span > < span class = "ident" > y< / span > < span class = "op" > +< / span > < span class = "ident" > x< / span > ) < span class = "op" > *< / span > < span class = "number" > 4< / span > < span class = "op" > +< / span > < span class = "number" > 0< / span > ) < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ] < span class = "kw" > as< / span > < span class = "ident" > u8< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > g< / span > < span class = "op" > =< / span > < span class = "ident" > data_buffer_content< / span > [((< span class = "ident" > xy< / span > .< span class = "number" > 0< / span > < span class = "op" > *< / span > < span class = "ident" > y< / span > < span class = "op" > +< / span > < span class = "ident" > x< / span > ) < span class = "op" > *< / span > < span class = "number" > 4< / span > < span class = "op" > +< / span > < span class = "number" > 1< / span > ) < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ] < span class = "kw" > as< / span > < span class = "ident" > u8< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > b< / span > < span class = "op" > =< / span > < span class = "ident" > data_buffer_content< / span > [((< span class = "ident" > xy< / span > .< span class = "number" > 0< / span > < span class = "op" > *< / span > < span class = "ident" > y< / span > < span class = "op" > +< / span > < span class = "ident" > x< / span > ) < span class = "op" > *< / span > < span class = "number" > 4< / span > < span class = "op" > +< / span > < span class = "number" > 2< / span > ) < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ] < span class = "kw" > as< / span > < span class = "ident" > u8< / span > ;
< span class = "kw" > let< / span > < span class = "ident" > a< / span > < span class = "op" > =< / span > < span class = "ident" > data_buffer_content< / span > [((< span class = "ident" > xy< / span > .< span class = "number" > 0< / span > < span class = "op" > *< / span > < span class = "ident" > y< / span > < span class = "op" > +< / span > < span class = "ident" > x< / span > ) < span class = "op" > *< / span > < span class = "number" > 4< / span > < span class = "op" > +< / span > < span class = "number" > 3< / span > ) < span class = "kw" > as< / span > < span class = "ident" > usize< / span > ] < span class = "kw" > as< / span > < span class = "ident" > u8< / span > ;
< span class = "ident" > image< / span > ::< span class = "ident" > Rgba< / span > ([< span class = "ident" > r< / span > , < span class = "ident" > g< / span > , < span class = "ident" > b< / span > , < span class = "ident" > a< / span > ])
})
}
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_input_buffer< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u8< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "self" > self< / span > .< span class = "ident" > io_buffers< / span > .< span class = "ident" > get< / span > (< span class = "number" > 0< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / span > ()
}
< span class = "kw" > pub< / span > < span class = "kw" > fn< / span > < span class = "ident" > get_output_buffer< / span > (< span class = "kw-2" > & < / span > < span class = "self" > self< / span > ) < span class = "op" > -< / span > < span class = "op" > > < / span > < span class = "ident" > Arc< / span > < span class = "op" > < < / span > < span class = "ident" > CpuAccessibleBuffer< / span > < span class = "op" > < < / span > [< span class = "ident" > u8< / span > ]< span class = "op" > > < / span > < span class = "op" > > < / span > {
< span class = "self" > self< / span > .< span class = "ident" > io_buffers< / span > .< span class = "ident" > get< / span > (< span class = "number" > 1< / span > ).< span class = "ident" > unwrap< / span > ().< span class = "ident" > clone< / 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 >
