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Merge pull request #130 from mitchmindtree/graph
Add a `dasp_graph` crate.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| [package] | ||
| name = "dasp_graph" | ||
| description = "A digital audio signal processing graph." | ||
| version = "0.11.0" | ||
| authors = ["mitchmindtree <[email protected]>"] | ||
| readme = "../README.md" | ||
| keywords = ["dsp", "audio", "graph", "pcm", "audio"] | ||
| license = "MIT OR Apache-2.0" | ||
| repository = "https://github.com/rustaudio/dasp.git" | ||
| homepage = "https://github.com/rustaudio/dasp" | ||
| edition = "2018" | ||
|
|
||
| [features] | ||
| default = ["all-nodes"] | ||
| all-nodes = ["node-boxed", "node-delay", "node-graph", "node-pass", "node-signal", "node-sum"] | ||
| node-boxed = [] | ||
| node-delay = ["dasp_ring_buffer"] | ||
| node-graph = [] | ||
| node-pass = [] | ||
| node-signal = ["dasp_frame", "dasp_signal"] | ||
| node-sum = ["dasp_slice"] | ||
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| [dependencies] | ||
| dasp_frame = { version = "0.11", default-features = false, features = ["std"], optional = true } | ||
| dasp_ring_buffer = { version = "0.11", default-features = false, features = ["std"], optional = true } | ||
| dasp_signal = { version = "0.11", default-features = false, features = ["std"], optional = true } | ||
| dasp_slice = { version = "0.11", default-features = false, features = ["std"], optional = true } | ||
| petgraph = { version = "0.5", default-features = false } | ||
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| [dev-dependencies] | ||
| petgraph = { version = "0.5", features = ["stable_graph"] } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| use core::fmt; | ||
| use core::ops::{Deref, DerefMut}; | ||
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| /// The fixed-size buffer used for processing the graph. | ||
| #[derive(Clone)] | ||
| pub struct Buffer { | ||
| data: [f32; Self::LEN], | ||
| } | ||
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| impl Buffer { | ||
| /// The fixed length of the **Buffer** type. | ||
| pub const LEN: usize = 64; | ||
| /// A silent **Buffer**. | ||
| pub const SILENT: Self = Buffer { | ||
| data: [0.0; Self::LEN], | ||
| }; | ||
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| /// Short-hand for writing silence to the whole buffer. | ||
| pub fn silence(&mut self) { | ||
| self.data.copy_from_slice(&Self::SILENT) | ||
| } | ||
| } | ||
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| impl Default for Buffer { | ||
| fn default() -> Self { | ||
| Self::SILENT | ||
| } | ||
| } | ||
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| impl From<[f32; Self::LEN]> for Buffer { | ||
| fn from(data: [f32; Self::LEN]) -> Self { | ||
| Buffer { data } | ||
| } | ||
| } | ||
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| impl fmt::Debug for Buffer { | ||
| fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { | ||
| fmt::Debug::fmt(&self.data[..], f) | ||
| } | ||
| } | ||
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| impl PartialEq for Buffer { | ||
| fn eq(&self, other: &Self) -> bool { | ||
| &self[..] == &other[..] | ||
| } | ||
| } | ||
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| impl Deref for Buffer { | ||
| type Target = [f32]; | ||
| fn deref(&self) -> &Self::Target { | ||
| &self.data[..] | ||
| } | ||
| } | ||
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| impl DerefMut for Buffer { | ||
| fn deref_mut(&mut self) -> &mut Self::Target { | ||
| &mut self.data[..] | ||
| } | ||
| } |
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