shaders can be either a path or a string
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c5aac6615a
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@ -27,6 +27,12 @@ use num_traits::AsPrimitive;
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use std::convert::Infallible;
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use std::str::FromStr;
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#[derive(Debug, Clone)]
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pub enum ShaderStorage {
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Path(std::path::PathBuf),
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String(String),
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}
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#[repr(u32)]
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#[derive(Default, Copy, Clone, Debug, Eq, PartialEq, Hash)]
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/// Supported image formats for textures.
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@ -17,7 +17,6 @@ use crate::include::read_source;
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pub use error::*;
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use librashader_common::ImageFormat;
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use rustc_hash::FxHashMap;
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use std::path::Path;
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/// The source file for a single shader pass.
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#[derive(Debug, Clone, PartialEq)]
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@ -58,8 +57,8 @@ pub struct ShaderParameter {
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impl ShaderSource {
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/// Load the source file at the given path, resolving includes relative to the location of the
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/// source file.
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pub fn load(path: impl AsRef<Path>) -> Result<ShaderSource, PreprocessError> {
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load_shader_source(path)
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pub fn load(file: &librashader_common::ShaderStorage) -> Result<ShaderSource, PreprocessError> {
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load_shader_source(file)
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}
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}
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@ -78,8 +77,14 @@ impl SourceOutput for String {
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}
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}
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pub(crate) fn load_shader_source(path: impl AsRef<Path>) -> Result<ShaderSource, PreprocessError> {
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let source = read_source(path)?;
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pub(crate) fn load_shader_source(
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file: &librashader_common::ShaderStorage,
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) -> Result<ShaderSource, PreprocessError> {
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let source = match file {
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librashader_common::ShaderStorage::Path(path) => read_source(path)?,
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librashader_common::ShaderStorage::String(s) => s.to_string(),
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};
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let meta = pragma::parse_pragma_meta(&source)?;
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let text = stage::process_stages(&source)?;
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let parameters = FxHashMap::from_iter(meta.parameters.into_iter().map(|p| (p.id.clone(), p)));
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@ -114,7 +114,7 @@ pub fn resolve_values(mut values: Vec<Value>) -> ShaderPreset {
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let shader = ShaderPassConfig {
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id,
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name,
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name: librashader_common::ShaderStorage::Path(name),
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alias: shader_values.iter().find_map(|f| match f {
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Value::Alias(_, value) => Some(value.to_string()),
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_ => None,
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@ -10,7 +10,7 @@ pub struct ShaderPassConfig {
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/// The index of the shader pass relative to its parent preset.
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pub id: i32,
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/// The fully qualified path to the shader pass source file.
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pub name: PathBuf,
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pub name: librashader_common::ShaderStorage,
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/// The alias of the shader pass if available.
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pub alias: Option<String>,
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/// The filtering mode that this shader pass should expect.
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