Mesh Decimation GT — Sphere Dense (GLB)
High-resolution sphere mesh — the ground truth for scoring a decimation / simplification tool against the low-poly member of this group.
Specifications
- Format
- glTF 2.0 binary
- Triangles
- 1728
- Role
- dense ground truth
- Shape
- sphere
What is a .glb file?
GLB is the binary form of glTF, packaging 3D scene geometry, materials, textures, animations, and node hierarchy into a single self-contained file. It is optimized for efficient runtime loading and is often called the JPEG of 3D. It is widely used in web, AR, and real-time 3D applications.
How to use this file
Use an example GLB to test glTF loaders, embedded-texture and animation handling, and real-time rendering pipelines in web or game engines.
How to use this file for testing
“Mesh Decimation GT — Sphere Dense (GLB)” is a deterministic Novus Examples fixture for Mesh decimation testing, Mesh processing QA. A dense ground-truth mesh plus a low-poly simplification of the same shape, with triangle counts recorded — score a decimation / LOD tool by comparing the two.
Documented properties for this file: dense ground truth · glTF 2.0 binary. Compare results against paired or grouped companions on this page when present (clean↔damaged, searchable↔scanned, or format twins) so scores stay reproducible across runs.
Download the file once, keep the path stable in CI or local scripts, and treat the spec table as the contract: dimensions, seeds, field lists, and roles are intentional. Corrupt or invalid samples are labelled as such — expect parsers to fail loudly rather than silently accept them.
3D and CAD fixtures carry one small, documented solid or scene. Convert and inspect against the known geometry, units, and structure; format twins let you diff interchange fidelity, and the 3D viewer previews the actual mesh.
Code examples
import trimesh # pip install trimesh
mesh = trimesh.load("sphere-dense.glb")
print(mesh.bounds, mesh.faces.shape)Related files
- glbMesh Decimation GT — Cylinder Dense (GLB)High-resolution cylinder mesh — the ground truth for scoring a decimation / simplification tool against the low-poly member of this group.
- glbMesh Decimation GT — Torus Dense (GLB)High-resolution torus mesh — the ground truth for scoring a decimation / simplification tool against the low-poly member of this group.
- glbMesh Decimation GT — Vase Dense (GLB)High-resolution vase mesh — the ground truth for scoring a decimation / simplification tool against the low-poly member of this group.
- glbMesh Decimation Input — Cylinder Low-poly (GLB)Low-poly simplification of the same cylinder shape (36 triangles vs 192). Compare against the dense ground truth to measure decimation error.
- glbMesh Decimation Input — Torus Low-poly (GLB)Low-poly simplification of the same torus shape (196 triangles vs 1600). Compare against the dense ground truth to measure decimation error.
- glbMesh Decimation Input — Vase Low-poly (GLB)Low-poly simplification of the same vase shape (100 triangles vs 480). Compare against the dense ground truth to measure decimation error.
Generated by generation/models_ai.py. Free for any use, no attribution required — license.