microsoft/hlsl-specs
Jan 2025 – Oct 2025
5 Months active
Languages Used
HLSLMarkdownC++
Technical Skills
Graphics ProgrammingHLSLRay TracingDocumentationTechnical WritingAPI Design
amarpMSFT
PROFILE
Amarpmsft
Amar Patel contributed to the microsoft/hlsl-specs repository by developing and refining features for DirectX 12 and HLSL, focusing on API design, graphics programming, and shader development. Over five months, Amar implemented enhancements such as inline raytracing opacity micromap support and Shader Execution Reordering for Shader Model 6.9, ensuring alignment between documentation and actual API behavior. He addressed API naming consistency, updated technical specifications, and fixed critical documentation bugs to reduce integration risk. Working primarily in C++ and HLSL, Amar demonstrated depth in low-level programming and technical writing, delivering maintainable solutions that improved developer experience and downstream reliability.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
8Total
Bugs
2
Commits
8
Features
4
Lines of code
314
Activity Months5
Your Network
4183 people
Work History
October 2025
1 Commits
Oct 1, 2025In October 2025, the team focused on aligning the Shader Execution Reordering spec with the actual API to prevent confusion and usage errors, without introducing new features. The primary effort was a critical bug fix in the microsoft/hlsl-specs repository that improves API documentation accuracy and developer experience, reducing downstream risk.
1 Commits
Oct 1, 2025In October 2025, the team focused on aligning the Shader Execution Reordering spec with the actual API to prevent confusion and usage errors, without introducing new features. The primary effort was a critical bug fix in the microsoft/hlsl-specs repository that improves API documentation accuracy and developer experience, reducing downstream risk.
October 2025
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025—microsoft/hlsl-specs: Focused on API naming alignment for the D3D12 Cooperative Vector Feature (Preview). Key deliverables include renaming the feature option from D3D12_FEATURE_D3D12_OPTIONSNN to D3D12_FEATURE_D3D12_OPTIONS_EXPERIMENTAL and updating related structs and function signatures to align with current preview naming conventions. This work improves API consistency, reduces downstream confusion ahead of the next preview release, and enhances maintainability and traceability across the HLSL specs repository. Demonstrated strengths in API design consistency, careful refactoring with minimal surface area, and effective commit message discipline that supports #509.
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025—microsoft/hlsl-specs: Focused on API naming alignment for the D3D12 Cooperative Vector Feature (Preview). Key deliverables include renaming the feature option from D3D12_FEATURE_D3D12_OPTIONSNN to D3D12_FEATURE_D3D12_OPTIONS_EXPERIMENTAL and updating related structs and function signatures to align with current preview naming conventions. This work improves API consistency, reduces downstream confusion ahead of the next preview release, and enhances maintainability and traceability across the HLSL specs repository. Demonstrated strengths in API design consistency, careful refactoring with minimal surface area, and effective commit message discipline that supports #509.
March 2025
4 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for microsoft/hlsl-specs focused on delivering high-impact shader tooling improvements and API standardization to support broader hardware targets and streamline development workflows.
4 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for microsoft/hlsl-specs focused on delivering high-impact shader tooling improvements and API standardization to support broader hardware targets and streamline development workflows.
March 2025
February 2025
1 Commits
Feb 1, 2025February 2025 monthly summary for microsoft/hlsl-specs focusing on alignment of the shader hash validation specification with the actual AgilitySDK version used for hashing validation. The month centered on correcting documentation to reflect current development realities and reduce downstream integration risk.
February 2025
1 Commits
Feb 1, 2025February 2025 monthly summary for microsoft/hlsl-specs focusing on alignment of the shader hash validation specification with the actual AgilitySDK version used for hashing validation. The month centered on correcting documentation to reflect current development realities and reduce downstream integration risk.
January 2025
1 Commits • 1 Features
Jan 1, 2025January 2025 - Microsoft HLSL Specs: Implemented Inline Raytracing enhancement by adding RAYQUERY_FLAG_ALLOW_OPACITY_MICROMAPS to the RayQuery object to enable handling of opacity micromaps in inline raytracing, mirroring behavior of non-inline raytracing. Updated documentation to reflect the change and ensure consistency across inline/non-inline paths.
1 Commits • 1 Features
Jan 1, 2025January 2025 - Microsoft HLSL Specs: Implemented Inline Raytracing enhancement by adding RAYQUERY_FLAG_ALLOW_OPACITY_MICROMAPS to the RayQuery object to enable handling of opacity micromaps in inline raytracing, mirroring behavior of non-inline raytracing. Updated documentation to reflect the change and ensure consistency across inline/non-inline paths.
January 2025
Activity
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Quality Metrics
Correctness97.6%
Maintainability97.6%
Architecture97.6%
Performance90.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++HLSLMarkdown
Technical Skills
API DesignAPI DocumentationDirectXDirectX 12DocumentationGraphics ProgrammingHLSLLow-Level ProgrammingRay TracingShader DevelopmentTechnical WritingType System
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