[Java3Djp:01173] Re: ver1.1.3

[yasuyuki@xxxxxxxxxx]

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えんどうです。

> 今日、SUNのjava3Dのページを見ていて気づいたんですが、
> いつのまにか1.1.3の実装が出ています。
> ページの下のほうに、こっそり（？）と。

見ました。

http://java.sun.com/products/java-media/3D/java3d-bugs.html

上記を見ると、

> Core Bugs (j3d and vecmath)
> 
>    * ReadRaster does not clip to screen correctly
>    * MediaContainer node cloned improperly
>    * SwitchValueInterpolator needs to handle firstChild >
>      lastChild index
>    * Compiles of nested BranchGroups consumes more memory
>      than single root compile
>    * Back clip distance in Clip node not scaled correctly
>    * SceneAntialiasing setting of PREFERRED is ignored
>    * Geometry Collision does not implement points/surface,
>      line/line, or line/point
>    * Java 3D cannot handle more than 64 lights
>    * Cached eye position not set in compatibility mode
>    * Cached transforms not set in compatibility mode
>    * Region of Influence/Scope changes to Light/Fog doesn't
>      effect static objects
>    * Shape3D memory not freed when unassigned if associated
>      appearance object is live
>    * Java 3D classes and threads are not cleaned up and
>      cannot be unloaded
>    * After switch from Mixed mode to normal mode,
>      IllegalSharingException thrown
>    * Non-Congruent matrix above view platform will kill the
>      traverser thread
>    * Illegal rendering state exceptions kill Traverser
>      thread
>    * Billboard node not synchronized with view platform
>      changes
>    * getBounds returns null for non-live scene graphs
>    * wakeupOn fails to register a condition when called
>      with the same reference twice
>    * Collision does implicit conversions of bounds types
>    * PathInterpolator's setKnot method does not validate
>      inputs
>    * Sound performance on native threads is bad
>    * Not all physical coexistence center policies are
>      implemented
>    * HMD mode not yet implemented
>    * SceneGraphCycleException checking needs to be turned
>      on.
>    * Occasional spikes in Doppler calculation causes wild
>      exaggerated pitch shifting
>    * Filtering causes loud, sweeping resonance to be added
>      to most sounds
>    * Cross-talk cancellation for sound playback in not
>      implemented
>    * setReverbDelay(null) of AuralAttributes return
>      incorrect value
>    * HEAD_PREDICTOR and HAND_PREDICTOR policies not
>      implemented
>    * Geometry-based picking is not supported for
>      CompressedGeometry.
>    * Geometry collision not supported for compressed
>      geometry
>    * Multiple sample channels are not always synchronized
>      when started
>    * GMatrix SVD does not work correctly for some cases.
>    * Java3D does unneeded redraws for window events
>    * Loading HTML page or Java 3D applet while sound is
>      playing may cause exception
>    * Extrusion contures for Font3D don't produce smooth
>      normals
>    * Multiple views of a Switch node incorrect
>    * Multiple repaints per scene graph change
>    * ImageComponent2D with no image set causes segmentation
>      fault
>    * ViewPlatforms do not work correctly under Switch nodes
> 
> Utility Bugs
> 
>    * ObjectFile Loader material properties support needs to
>      be expanded
>    * FourByFour generates SecurityException when tyring to
>      write out the high score file
> 
> Solaris-specific bugs
> 
>    * The 8-bit TrueColor colormap may not be loaded on an
>      8-bit frame buffer running CDE
>    * This isn't Java3D-specific, but warnings of the
>      following form occur on some Solaris 2.5.1 and some
>      Solaris 2.6 systems when running any Java program with
>      JDK1.2.
>           Font specified in font.properties not found
>           [-b&h-lucida
>           sans-medium-r-normal-sans-*-%d-*-*-p-*-iso8859-1]
>           Font specified in font.properties not found
>           [-b&h-lucida
>           sans-medium-i-normal-sans-*-%d-*-*-p-*-iso8859-1]
>           ...
>      This problem can be fixed by installing the optional
>      ISO font package SUNWi1of.
> 
> Windows-specific bugs
> 
>    * Bug in Symantec JIT causes the GearBox example to
>      render incorrectly.
>    * Symantec JIT issues warning when running FourByFour
>      example
>    * PureImmediate mode does not work after paint() event
>      on Win95 with ogl
> 
>     This page was updated: 08-Dec-98

javax.vecmath.GMatrix#SVD が直っていると書いてありますね。

> このMLでも見かけていませんでしたが、実は皆さんご存知
> だったんでしょうか？　

1.2 beta はチェックしていたのですが、全く気づきませんでした。

> ＃1.2のbeta実装はまだ出ないのかなあ・・。

もうすぐ1999年が終ってしまいますね。
クリスマス前に出なければ出ないかも知れませんね。

---
ENDO Yasuyuki <yasuyuki@xxxxxxxxxx>
http://www.javaopen.org/jfriends/index.html (Japanese Only)