Shader Execution Reordering, Opacity Micromaps added to DirectX

Agility SDK 1.717 updates.

June 5, 2025

Bill Bishop

Microsoft’s updated DirectX Agility SDK introduces Shader Execution Reordering (SER) and Opacity Micromaps (OMM), enhancing ray-tracing efficiency. The 1.717-preview adds Cooperative Vectors, enabling shader threads to run neural network inference with hardware acceleration. Shader Model 6.9 includes HLSL and DXIL enhancements for vector and matrix operations. These tools support modern graphics workloads like neural rendering. The 1.616-retail build brings hardware-accelerated alpha testing via OMMs and improved texture streaming through Tiled Resource Tier 4, alongside video encoding updates for HEVC support and quality metrics.The DirectX team is introducing the DirectX 12 Agility SDK, designed to help developers integrate recent DirectX 12

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Shader Execution Reordering, Opacity Micromaps added to DirectX

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