threeD guides https://threed.site/blog Guides on AI 3D generation, topology, materials and polygon budgets. en How to reduce GLB file size for the web https://threed.site/blog/reduce-glb-file-size https://threed.site/blog/reduce-glb-file-size Textures, not triangles, make most GLB files heavy. Measured before-and-after results from 9 models, the exact command, and when to use Draco or Meshopt. Mon, 05 Oct 2026 00:00:00 GMT Optimisation Web 3D How to write text-to-3D prompts that produce clean models https://threed.site/blog/text-to-3d-prompt-guide https://threed.site/blog/text-to-3d-prompt-guide A practical guide to prompting AI 3D generators: the four-part prompt structure, negative prompts, poses for rigging, and the mistakes that waste credits. Mon, 05 Oct 2026 00:00:00 GMT Prompting Text to 3D How to choose a reference image for image to 3D https://threed.site/blog/choosing-reference-images-for-image-to-3d https://threed.site/blog/choosing-reference-images-for-image-to-3d What makes a good input photo or drawing for image-to-3D: framing, lighting, angle, resolution and background, plus when to use multiple views. Mon, 05 Oct 2026 00:00:00 GMT Image to 3D Photography Photogrammetry vs AI image to 3D: which one fits your project https://threed.site/blog/photogrammetry-vs-ai-image-to-3d https://threed.site/blog/photogrammetry-vs-ai-image-to-3d How photogrammetry and AI image-to-3D differ in input, accuracy, speed and cleanup, with a simple guide to choosing between them for a given object. Mon, 05 Oct 2026 00:00:00 GMT Image to 3D Workflows PBR texture maps explained https://threed.site/blog/pbr-texture-maps-explained https://threed.site/blog/pbr-texture-maps-explained What each PBR texture map does, how base colour, roughness, metallic, normal and ambient occlusion work together, and how to spot a broken map. Mon, 05 Oct 2026 00:00:00 GMT Texturing Fundamentals UV unwrapping explained for people who just want good textures https://threed.site/blog/uv-unwrapping-explained https://threed.site/blog/uv-unwrapping-explained What UV maps are, why seams and islands matter, how texel density keeps textures sharp, and what to check on an AI-generated model before texturing it. Mon, 05 Oct 2026 00:00:00 GMT Texturing Fundamentals Quads vs triangles: when topology matters and when it does not https://threed.site/blog/quad-vs-triangle-topology https://threed.site/blog/quad-vs-triangle-topology Why 3D artists care about quads, when triangles are fine, what edge flow means for animation, and how to decide if an AI-generated mesh needs retopology. Mon, 05 Oct 2026 00:00:00 GMT Topology Fundamentals How many polygons should a 3D model have? https://threed.site/blog/polygon-budgets-for-games-web-ar https://threed.site/blog/polygon-budgets-for-games-web-ar Practical polycount ranges for mobile and PC games, web viewers, AR and VR, plus why draw calls and texture memory often matter more than triangles. Mon, 05 Oct 2026 00:00:00 GMT Optimisation Game development