Bump for minor texture (brick, stucco). Use Displacement for cliffs or deep grooves (use with caution; it slows renders massively).V-Ray 4.2 significantly beefed up the GPU render engine. For users with modern NVIDIA graphics cards (CUDA), this meant render times dropped drastically compared to CPU rendering.
Vray 4.2 offered the full suite of professional tools: Adaptive Dome Light (ADL), Light Cache, and the robust V-Ray Swarm for network rendering. It hit the perfect balance—more powerful than Vray 3.6 but not yet cluttered with the layer-compositing overhaul of Vray 5. Vray 4.2 Sketchup 2020
Noise (grain) is your enemy. The key is the Noise threshold in the Render Settings > Sampler. V-Ray 4
Unlike physical cameras, V-Ray 4.2 introduces a "Smart" camera. It analyzes the luminance histogram of the raw render in real-time and adjusts ISO/Shutter to prevent overexposure of window light while preserving shadow details. Sampler . Unlike physical cameras
Prior to V-Ray 4.2, SketchUp users faced a critical bottleneck: converting a lightweight polygonal model into a heavy, ray-traced scene often required manual optimization of lights, materials, and sub-divisions. V-Ray 4.2 introduced the Scene Intelligence system, which automated numerous pre-render calculations. When coupled with SketchUp 2020’s improved stability for high-poly counts (utilizing the new LayOut engine), this combination became the industry standard for architectural visualization (ArchViz).