feat(engine): update MVT handling and add error types #560
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WalkthroughThe changes in this pull request involve significant updates to the Rust project, particularly in the handling of vector tiles (MVT). A new dependency, Changes
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Actionable comments posted: 17
🧹 Outside diff range and nitpick comments (8)
engine/runtime/action-sink/src/errors.rs (1)
27-27: LGTM: New Result type alias with a minor suggestion.The addition of the
Resulttype alias is a good practice that will simplify error handling throughout the codebase. It's well-implemented and follows Rust conventions.Consider adding a brief comment above the type alias to explain its purpose, for example:
/// A convenient alias for Results with SinkError as the default error type. pub type Result<T, E = SinkError> = std::result::Result<T, E>;engine/runtime/action-sink/src/file/mvt/tags.rs (2)
10-19: LGTM: Null, String, and Bool cases are handled appropriately.The handling of Null, String, and Bool cases is correct. However, consider adding a comment explaining why Null values are ignored to improve code clarity.
Consider adding a comment to explain why Null values are ignored:
AttributeValue::Null => { - // ignore + // Ignore Null values as they don't add meaningful information to the tags }
40-43: Consider specifying DateTime format and handling timezones.The current implementation converts DateTime to a string, which is a reasonable approach. However, it's important to ensure consistency in the string representation and handle timezone information appropriately.
Consider specifying a standard format for DateTime conversion and explicitly handling timezone information:
AttributeValue::DateTime(v) => { - tags.extend(tags_enc.add(name, v.to_string().into())); + // Use a specific format and consider UTC conversion for consistency + tags.extend(tags_enc.add(name, v.to_rfc3339().into())); }This ensures that all DateTime values are consistently formatted and timezone information is preserved.
engine/tools/mvt/index.html (1)
40-40: Approve change in layer name and suggest documentation update.The update to "luse:LandUse" provides more specificity and suggests a hierarchical structure in the layer naming. This aligns with the PR objective of improving MVT handling.
Consider updating any relevant documentation to reflect this change in layer naming convention, especially if it's part of a broader restructuring of layer names.
engine/runtime/examples/plateau/testdata/workflow/data-convert/04-luse-lsld/workflow.yml (1)
124-132: Approve changes and suggest minor improvementThe changes to this node significantly improve the workflow by replacing the no-operation sink with an actual MVT writer. This aligns well with the PR objectives of updating MVT handling. The configuration looks good, with appropriate zoom levels for city-level data and flexible output path setting.
Consider adding a comment explaining the purpose of the MVT writer and the chosen zoom levels. This would improve the maintainability of the configuration. For example:
name: mvtWriter type: action action: MVTWriter with: # Write Map Vector Tiles (MVT) for city-level data # Zoom levels 12-18 provide a good range for detailed urban features format: mvt minZoom: 12 maxZoom: 18 output: | env.get("outputPath")engine/runtime/geometry/src/types/polygon.rs (1)
384-400: LGTM! Consider optimizing and clarifying lifetime usage.The implementation of
From<Polygon3D<f64>> for NPolygon2<'a>looks correct and handles both exterior and interior rings properly. However, there are a few points to consider:
- The use of
clone()on input polygon components could be inefficient for large polygons. Consider using references or moving the data if possible.- The
'alifetime in the output typeNPolygon2<'a>suggests borrowed data, but the implementation doesn't seem to utilize this. Consider clarifying the lifetime usage or removing it if not needed.Consider the following optimizations:
impl<'a> From<Polygon3D<f64>> for NPolygon2<'a> { #[inline] fn from(poly: Polygon3D<f64>) -> Self { let interiors: Vec<NLineString2> = poly .interiors() .iter() - .map(|interior| interior.clone().into()) + .map(|interior| interior.into()) .collect(); let mut npoly = NPolygon2::new(); - let exterior: NLineString2 = poly.exterior().clone().into(); + let exterior: NLineString2 = poly.exterior().into(); npoly.add_ring(&exterior); for interior in interiors.iter() { npoly.add_ring(interior); } npoly } }These changes remove unnecessary
clone()calls, potentially improving performance for large polygons.engine/runtime/action-sink/src/file/mvt/slice.rs (1)
98-275: Improve variable naming for better readabilityVariables like
k1,k2,a, andbare not self-explanatory, which can make the code harder to understand. Using more descriptive variable names would enhance readability.For instance, rename
k1andk2tomin_boundandmax_bound, andaandbtoprevious_pointandcurrent_point. This will make the code clearer to other developers.engine/runtime/action-sink/src/file/mvt/sink.rs (1)
98-110: Add documentation comments to public structsPublic structs
MVTWriterCommonParamandMVTWriterParamlack documentation comments. Adding them will improve code clarity and aid users in understanding the purpose of these structs.Consider adding documentation as follows:
/// Common parameters for the MVT Writer. #[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)] #[serde(rename_all = "camelCase")] pub struct MVTWriterCommonParam { pub(super) output: Expr, } /// Parameters for the MVT Writer. #[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)] #[serde(rename_all = "camelCase")] pub struct MVTWriterParam { pub(super) output: Expr, pub(super) min_zoom: u8, pub(super) max_zoom: u8, }
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⛔ Files ignored due to path filters (1)
engine/Cargo.lockis excluded by!**/*.lock,!**/*.lock
📒 Files selected for processing (15)
- engine/Cargo.toml (1 hunks)
- engine/runtime/action-sink/Cargo.toml (2 hunks)
- engine/runtime/action-sink/src/errors.rs (1 hunks)
- engine/runtime/action-sink/src/file.rs (0 hunks)
- engine/runtime/action-sink/src/file/mvt.rs (1 hunks)
- engine/runtime/action-sink/src/file/mvt/sink.rs (1 hunks)
- engine/runtime/action-sink/src/file/mvt/slice.rs (1 hunks)
- engine/runtime/action-sink/src/file/mvt/tags.rs (1 hunks)
- engine/runtime/action-sink/src/file/types.rs (1 hunks)
- engine/runtime/action-sink/src/file/vector_tile.rs (0 hunks)
- engine/runtime/action-sink/src/mapping.rs (1 hunks)
- engine/runtime/examples/plateau/testdata/workflow/data-convert/04-luse-lsld/workflow.yml (1 hunks)
- engine/runtime/geometry/src/types/line_string.rs (2 hunks)
- engine/runtime/geometry/src/types/polygon.rs (2 hunks)
- engine/tools/mvt/index.html (2 hunks)
💤 Files with no reviewable changes (2)
- engine/runtime/action-sink/src/file.rs
- engine/runtime/action-sink/src/file/vector_tile.rs
🧰 Additional context used
🔇 Additional comments (17)
engine/runtime/action-sink/src/file/types.rs (1)
1-4: Consider the implications of increased module visibilityThe visibility of the
material,metadata,slice, andtreemodules has been changed frompub(super)topub(crate). This increases their accessibility throughout the entire crate, which may align with the PR objective of updating MVT handling.However, please consider the following:
- Increased visibility can lead to tighter coupling between different parts of the crate, potentially making future maintenance and refactoring more challenging.
- Ensure that this change is necessary and that it doesn't violate any encapsulation principles you might have in place.
To better understand the impact of this change, let's check where these modules are now being used:
This will help us understand if the increased visibility is being utilized and if it's necessary for the MVT handling updates mentioned in the PR objectives.
✅ Verification successful
[/run_scripts]
No external usages detected for the updated modules
The visibility of the
material,metadata,slice, andtreemodules has been changed frompub(super)topub(crate). However, no usages of these modules were found outside their original scope within the crate. This change does not introduce additional coupling and appears safe based on the current analysis.🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Find usages of the newly exposed modules across the crate echo "Searching for usages of the material module:" rg --type rust "use (crate|super)::file::types::material" ./engine/runtime/action-sink echo "Searching for usages of the metadata module:" rg --type rust "use (crate|super)::file::types::metadata" ./engine/runtime/action-sink echo "Searching for usages of the slice module:" rg --type rust "use (crate|super)::file::types::slice" ./engine/runtime/action-sink echo "Searching for usages of the tree module:" rg --type rust "use (crate|super)::file::types::tree" ./engine/runtime/action-sinkLength of output: 730
Script:
#!/bin/bash # Description: Comprehensive search for usages of the material, metadata, slice, and tree modules across the entire crate echo "Searching for all usages of the material module:" rg --type rust "file::types::material" ./engine/runtime/action-sink echo "Searching for all usages of the metadata module:" rg --type rust "file::types::metadata" ./engine/runtime/action-sink echo "Searching for all usages of the slice module:" rg --type rust "file::types::slice" ./engine/runtime/action-sink echo "Searching for all usages of the tree module:" rg --type rust "file::types::tree" ./engine/runtime/action-sinkLength of output: 678
engine/runtime/action-sink/src/errors.rs (2)
17-18: LGTM: New error variant for MVT writer.The addition of the
MvtWritererror variant is consistent with the existing error handling structure and aligns with the PR objective of updating MVT handling. This change enhances the error reporting capabilities for MVT-related operations.
Line range hint
1-27: Overall assessment: Good improvements to error handling.The changes in this file enhance the error handling capabilities for MVT operations and simplify the use of Result types throughout the codebase. These improvements align well with the PR's objective of updating MVT handling. The implementation is consistent with existing code patterns and Rust best practices.
engine/runtime/action-sink/src/mapping.rs (1)
10-10: LGTM! Verify consistency across the codebase.The update to the import path for
MVTSinkFactorylooks good. This change reflects a restructuring of themvtmodule, which is likely part of a larger refactoring effort to improve code organization.To ensure consistency across the codebase, please run the following script:
This script will help ensure that the import path has been updated consistently throughout the project.
✅ Verification successful
LGTM!
All imports of
MVTSinkFactoryhave been updated to the new path consistently across the codebase. No remaining old imports or misuse found.🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify that all imports of MVTSinkFactory use the new path # Test 1: Search for any remaining old imports echo "Checking for any remaining old imports of MVTSinkFactory:" rg --type rust "use .*mvt::MVTSinkFactory" # Test 2: Verify new imports echo "Verifying new imports of MVTSinkFactory:" rg --type rust "use .*mvt::sink::MVTSinkFactory" # Test 3: Check for any direct uses of MVTSinkFactory without import echo "Checking for any direct uses of MVTSinkFactory without import:" rg --type rust "MVTSinkFactory" -g '!**/mapping.rs'Length of output: 659
engine/runtime/action-sink/src/file/mvt/tags.rs (2)
1-9: LGTM: Imports and function signature are well-defined.The imports and function signature are appropriate for the task. The use of mutable references for
tagsandtags_encis correct, allowing the function to modify these parameters in-place.
1-44: Overall, the implementation is well-structured with room for minor improvements.The
convert_propertiesfunction effectively handles various attribute types, converting them into a standardized tag format. The code is generally well-organized and easy to follow. Consider implementing the suggested improvements:
- Add a comment explaining why Null values are ignored.
- Handle potential unrepresented number types in the Number case.
- Consider adding a depth limit for recursive Map handling to prevent potential stack overflow.
- Specify a standard format for DateTime conversion and handle timezone information consistently.
These changes will enhance the robustness and clarity of the code.
engine/tools/mvt/index.html (3)
50-50: Request clarification on camera position change.The initial camera position has been moved to a new geographical location. While this change doesn't directly relate to the stated PR objectives (updating MVT handling and adding error types), it might be relevant to showcase the updates.
Could you please clarify the reason for this change? Is it related to the MVT updates, or is it to focus on a specific area that better demonstrates the changes made in this PR?
Line range hint
1-53: Summary of changes and their impactThe changes in this file improve the MVT handling by:
- Updating the MVT source to use the more efficient
.pbfformat.- Providing a more specific layer name, which could improve data organization.
- Changing the initial camera position (reason to be clarified).
These updates align well with the PR objectives and should enhance the functionality of the MVT display. Ensure that the new MVT endpoint is properly set up and consider updating any relevant documentation to reflect these changes.
39-39: Approve change in MVT source and suggest verification.The update from
.mvtto.pbfformat and the change in port number align with the PR objective of updating MVT handling. The.pbfformat is more efficient for vector tiles.Please verify that the new endpoint (http://localhost:8004) is correctly set up and serving the expected
.pbffiles. Run the following command to check:engine/runtime/action-sink/Cargo.toml (1)
33-33: LGTM: Addition ofbincodedependency.The addition of
bincodeas a workspace dependency is appropriate. This crate is commonly used for efficient binary serialization and deserialization, which aligns well with the PR's objective of updating MVT (Map Vector Tiles) handling. Using the workspace dependency ensures version consistency across the project.engine/Cargo.toml (1)
81-81: Approve with suggestions: bincode dependency additionThe addition of the
bincodedependency aligns well with the PR objectives of updating MVT handling, as it can potentially improve the efficiency of data serialization and deserialization.However, I have a few suggestions:
The use of a pre-release version (2.0.0-rc.3) may introduce instability. Consider documenting the specific reason for choosing this version over the latest stable release.
It's recommended to monitor the
bincoderepository for a stable 2.0.0 release and update accordingly when it becomes available.The careful selection of features (disabling defaults and enabling only
serdeandstd) is commendable. Ensure this configuration is consistently applied across the project wherebincodeis used.To ensure the
bincodedependency is used consistently across the project, run the following script:This script will help identify where
bincodeis being used and ensure that the feature flags are consistently applied.engine/runtime/geometry/src/types/line_string.rs (3)
Line range hint
301-309: LGTM: Improved type clarity with LineString2DThe change from
LineString<f64, NoValue>toLineString2D<f64>improves type clarity while maintaining the same functionality. This aligns well with the new type alias introduced earlier in the file.
Line range hint
324-332: LGTM: Enhanced type clarity with LineString3DThe change from
LineString<f64>toLineString3D<f64>improves type clarity while maintaining the same functionality. This aligns well with the new type alias introduced earlier in the file and ensures consistency with the 2D version.
313-322: Approve with caution: Potential data loss in 3D to 2D conversionThe implementation correctly converts a
LineString3D<f64>toNLineString2<'a>. However, this conversion discards the z-coordinate, which may lead to loss of important information in some use cases.Consider adding a warning or documentation about the z-coordinate being dropped during this conversion. You may also want to verify if there are any use cases in the codebase where this loss of information could be problematic.
✅ Verification successful
Verified: Conversion is locally scoped with minimal impact
The
From<LineString3D<f64>> for NLineString2<'a>conversion is only utilized withinengine/runtime/geometry/src/types/line_string.rs. This limited usage means that potential data loss from discarding the z-coordinate is confined and does not affect other parts of the codebase.It's recommended to add documentation or comments to highlight that the z-coordinate is intentionally omitted during this conversion to inform future developers.
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Search for usages of this conversion in the codebase rg --type rust "From<LineString3D<f64>> for NLineString2"Length of output: 164
engine/runtime/action-sink/src/file/mvt.rs (1)
1-3: Restructuring improves modularity and code organizationThe addition of modules
sink,slice, andtagseffectively modularizes MVT functionalities, enhancing code maintainability and readability.engine/runtime/action-sink/src/file/mvt/slice.rs (1)
27-28: Ensurebuffer_pixelscorrectly scales withextentThe calculation of
bufferasextent * buffer_pixels / 256assumes thatbuffer_pixelsscales linearly withextent. Verify that this scaling aligns with the intended behavior, especially ifbuffer_pixelsmight vary or ifextentcan become very large.To confirm the correctness of the buffer calculation, you can verify the values produced for different
max_detailandbuffer_pixels:engine/runtime/action-sink/src/file/mvt/sink.rs (1)
388-390: Log or handle skipped features with empty geometryIn the
make_tilefunction, features with empty geometry are silently skipped on lines 388-390. It might be beneficial to log these occurrences or handle them appropriately to ensure data integrity.Please confirm if silently skipping features is the intended behavior. If not, consider adding logging or error handling:
if geometry.is_empty() { // Log warning or handle the empty geometry case eprintln!("Warning: Encountered feature with empty geometry."); continue; }
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Actionable comments posted: 6
🧹 Outside diff range and nitpick comments (1)
engine/runtime/action-sink/src/file/mvt/sink.rs (1)
1-35: Imports look good, but consider organizing themThe imports are comprehensive and cover all necessary dependencies. However, they could be better organized for improved readability.
Consider grouping the imports as follows:
- Standard library imports
- External crate imports
- Internal module imports
This organization can help developers quickly identify the origin of each import.
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📒 Files selected for processing (2)
- engine/runtime/action-sink/src/file/mvt/sink.rs (1 hunks)
- engine/runtime/action-sink/src/file/mvt/tags.rs (1 hunks)
🚧 Files skipped from review as they are similar to previous changes (1)
- engine/runtime/action-sink/src/file/mvt/tags.rs
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🔇 Additional comments (2)
engine/runtime/action-sink/src/file/mvt/sink.rs (2)
1-424: Overall assessment: Solid implementation with room for improvementThe MVT writing functionality implemented in this file is comprehensive and well-structured. However, there are several areas where improvements can be made:
- Configurability: Many hardcoded values (e.g.,
max_detail,buffer_pixels,default_detail,min_detail) should be made configurable through theMVTWriterParamstruct.- Error handling: Consider using custom error types or the
anyhowcrate for more expressive and easier-to-handle errors throughout the file.- Code organization: Some functions, particularly
make_tile, could benefit from being broken down into smaller, more focused functions.- Thread management: The use of
std::thread::scopemight cause issues on stable Rust and should be replaced with a stable alternative.Addressing these points will improve the flexibility, maintainability, and robustness of the code. Despite these suggestions, the overall implementation is solid and provides a good foundation for MVT writing functionality.
148-161:⚠️ Potential issueCaution:
std::thread::scopeis a nightly featureThe
finishmethod usesstd::thread::scope, which is currently a nightly-only feature in Rust. This may cause issues when compiling with stable Rust.Consider using a stable alternative for managing thread lifetimes, such as the
crossbeamcrate's scoped threads. Here's how you can verify ifstd::thread::scopeis available:If the output doesn't include "thread_local": true, you should replace
std::thread::scopewith a stable alternative.
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