Shader Program Generation via XML and COM Interfaces
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Solution Overview
Problem
Existing 3-D rendering systems face challenges in efficiently generating and applying shader programs across different graphics application program interfaces and hardware platforms, requiring significant programming effort and inconsistency between applications and hardware.
Innovation Solution
A method and computer program product that generates shader programs by processing files associated with graphics effects, allowing for customization and compatibility with various graphics application program interfaces and hardware platforms, using XML files and Component Object Model (COM) interfaces to create shader code segments that can execute in multiple environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If shader programs are customized for each graphics application program interface and hardware platform, then compatibility and functionality are improved, but programming effort and complexity increase significantly
Solution Approach 1:
The patent creates a universal shader program structure that can function across multiple graphics application program interfaces and hardware platforms. By designing shaders with platform-agnostic syntax and semantics, a single shader program can be deployed to different environments without requiring separate customizations for each platform, thereby reducing programming effort while maintaining broad compatibility.
Solution Approach 2:
The patent introduces an intermediary compilation system that translates high-level shader descriptions into platform-specific code. This mediator handles the complexity of adapting shaders to different graphics interfaces and hardware platforms, shielding artists and developers from the underlying complexity while ensuring proper deployment across diverse environments.
2Ease of operation
If artists are empowered to customize shader programs directly, then creative control and customization are improved, but the skill barrier and learning curve increase
Solution Approach 1:
The patent introduces simplified, disposable shader building blocks that artists can use without needing to understand the underlying complex shader programming language. These high-level abstractions can be composed and modified easily, allowing artists to achieve creative goals without becoming full-fledged shader programmers, thereby lowering the skill barrier while maintaining creative control.
Solution Approach 2:
The patent provides an intermediary toolset that translates artist-friendly parameters and high-level descriptions into actual shader code. This mediator layer allows artists to customize shaders through intuitive interfaces without needing to master complex programming syntax, effectively bridging the gap between creative intent and technical implementation.
3Productivity
If shader programs are highly optimized for specific hardware platforms, then rendering performance is improved, but portability and reusability decrease
Solution Approach 1:
The patent employs dynamic shader compilation where the same high-level shader description is automatically adapted and compiled for different hardware platforms at runtime or build time. This dynamic approach allows the shader to be optimized for specific platform capabilities while maintaining a single portable source definition, thereby achieving both performance optimization and portability.
Solution Approach 2:
The patent uses parameter-based shader descriptions where hardware-specific optimizations are achieved by changing compilation parameters rather than rewriting shader logic. The core shader program remains portable and reusable across platforms, while platform-specific parameters control optimization levels, feature sets, and target hardware capabilities, allowing performance tuning without sacrificing portability.
Data Source
AI summary
A method and computer program product are provided for generating a shader program. Included is a file associated with a graphics effect. In use, a shader program is generated based on processing of the file to apply the graphics effect to an object.