Hakan SevenandClaude Sonnet 4.6 6a0b9169d6 fix: identify user viewports by geometry when id is 0 or negative
The acadrust DWG reader never assigns a viewport id (always 0).
Some DXF exporters use id=-1 for all viewports.  In both cases the
previous id > 1 check excluded every viewport from content rendering.

Replace is_user_viewport_id(id) with is_content_viewport(vp) that
uses a geometry heuristic for unknown ids (0 / negative):
  - id=1           → always sheet viewport (excluded)
  - id≥2           → always user viewport  (included)
  - id=0 or id<0   → sheet if center≈(0,0) AND scale≈1.0, else user

This allows DWG files and non-standard DXF files to display model
content inside their paper-space viewports and be entered via
double-click.

Co-Authored-By: Claude Sonnet 4.6 <[email protected]>
2026-04-30 22:06:43 +03:00
2026-03-22 20:27:23 +03:00
2026-04-26 17:08:32 +03:00
2026-04-26 17:08:32 +03:00
2026-03-22 14:53:51 +03:00
2026-04-26 21:59:19 +03:00

H7CAD

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A CAD application for 2D/3D drawing and design, built with Rust.

Features

  • 2D drafting and 3D modeling
  • DXF file import/export
  • GPU-accelerated rendering via WebGPU
  • Snap and annotation tools
  • Modular ribbon interface (Home, Annotate, Insert, View, Manage)

Installation

Flatpak (Linux)

Download H7CAD.flatpak from the latest release, then:

flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
flatpak install H7CAD.flatpak
flatpak run io.github.HakanSeven12.H7CAD

Build from Source

Requirements: Rust 1.75+

git clone https://github.com/HakanSeven12/H7CAD.git
cd H7CAD
cargo build --release
./target/release/H7CAD

License

GPL-3.0-only — see LICENSE

S
Description
OneBSpace rebrand of OpenCADStudio -> OneCAD Draft (2D drafting / 3D modeling studio) + native Odoo Documents integration (open/save/write-back). Member of the OneCAD family. Upstream: opencadstudio-upstream. Addon: one_cad_draft.
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