# HOOPS Visualize HPS 2021

## Technology Updates

### Library Compatibility Information

Library name | Version | Windows | Linux | OS X | Android | iOS | Notes
--- | --- | --- | --- | --- | --- | --- | ---
HOOPS Exchange | 2021 |  |  |  |  |  | Android simulator support is limited. See this explanation.
HOOPS Publish | 2021 |  |  |  |  |  | Requires SSSE3 instruction set support, Linux support is limited to C++
HOOPS Visualize Web Sprocket | 2020 SP1 U2 |  |  |  |  |  |
.NET Framework | 4.0 |  |  |  |  |  | 4.5 required when using D3D_IMAGE_CANVAS
Parasolid | 32.0.x |  |  |  |  |  | For iOS platforms, support is limited to 64-bit platforms for the Parasolid Sprockets (hps_sprk_parasolid and hps_sprk_exchange_parasolid).
RealDWG | 2019 |  |  |  |  |  | RealDWG 2019 works with Visual Studio 2017 Update 2 and Visual Studio 2015 Update 3
Qt | 5.12.7 |  |  |  |  |  |
SketchUp | 2019.2 |  |  |  |  |  | Only x64 Sketchup is supported

## Enhancements

Measurement operator. A new operator which measures tessellation is now available. This operator is called `HPS::MeasurementOperator` and is introduced here.

## Functional Changes

HOOPS Exchange. |HPSTHEN| now works with HOOPS Exchange 2021.

HOOPS Publish. |HPSTHEN| now works with HOOPS Publish 2021.

HOOPS Exchange bin dir. The HOOPS Exchange bin dir has changed from win64 to win64_v140.

Navigation cube function change. The function signature for `HPS::NavigationCubeControl::GetText` has changed to accommodate setting fallback fonts in the nav cube. The new function signature is:

    bool HPS::NavigationCubeControl::GetText(UTF8 & out_back_string, UTF8 & out_top_string, UTF8 & out_left_string, UTF8 & out_front_string, UTF8 & out_bottom_string, UTF8 & out_right_string, HPS::TextAttributeKit & out_text_attributes, HPS::UTF8Array & out_font_fallbacks) const

## Fixed Bugs

Issue number | Description
--- | ---
SDHV-10303 | PDF is exported with Gold color
SDHV-10233 | hopengl32.dll does not have a version
SDHV-10199 | Crash when we ComputeRelation of a point with respect to shell
SDHV-10192 | Mesh lines are visible in the exported PDF which is exported by using HPS::Hardcopy::GDI API
SDHV-10191 | PDF size is drastically increased when line cap is set in the LinePatternOptionsKit
SDHV-10190 | Poor artifacts on every edges and spikes all over the line
SDHV-10188 | |HPSTHEN| encounters an exception when zooming in/out with specific scene configuration
SDHV-10104 | Hoops using arial-pl and times-pl
SDHV-10099 | Issue with the navigation cube and visible edges
SDHV-10073 | Performance slow compared with 2018SP2
SDHV-10027 | Time to obtain a 2D PDF is too long
SDHV-5121 | Line color become different color when export to 2D PDF
SDHV-5117 | SelectByPoint returns wrong selection positions

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