v26.06.18.4

🔧 Build Features

Feature	Status
CUDA GPU Acceleration	✅ Enabled
OptiX AI Denoiser	✅ Enabled
ISPC SIMD (CPU)	✅ Enabled

Commit: 442f0ef
Built: 2026-06-18T16:36:41Z

📦 Included in ZIP

• RayTracing.exe
• Runtime DLLs: vulkan-1.dll, vcruntime140.dll, msvcp140.dll
• CUDA runtime DLLs (if CUDA enabled at build time)

▶️ How to Run

1. Download RayTracing-v26.06.18.4-win64.zip
2. Extract to any folder
3. Run RayTracing.exe

⚠️ Prerequisites

• Vulkan runtime (bundled)
• CUDA acceleration requires NVIDIA GPU driver with CUDA 12.0+
• Denoiser requires NVIDIA driver 545+ (includes nvoptix.dll)

What's Changed

• fix(ci): replace opencode action with direct CLI in triage workflow by @Cle2ment in #42
• fix(ci): fix opencode permissions, make triage read-only guidance (supersedes #42) by @Cle2ment in #43
• fix: add error checking for CUDA stream/event/kernel-launch operations by @Cle2ment in #36
• fix: check cudaStreamSynchronize result in VkCUDAInterop::SyncCUDAComplete by @Cle2ment in #39
• fix: add CUDARenderer_IsReady() — check initialized and cudaError in IsValid() by @Cle2ment in #40
• fix: cast to size_t before width*height multiply in CPUBackend by @Cle2ment in #41

Full Changelog: v26.06.18.3...v26.06.18.4