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11.Feb.2024



AmigaOS 4: Finance management LüttjeBookholler 1.87
"Lüttje Bookholler" is a German dialect and means "little accountant". The program is capable to import account data via csv-import. Now Achim Pankalla has released version 1.87. Changes:
  • Bug: Report account-flow has not offer the last years, only last 12 month.
  • Bug: Long catogory names are not shown in ignition tables.
  • Changes: Now also the values are shown in ignition pie-graphics.
  • Bug: Corrects some little bugs in ignition-sheets.
(dr)

[News message: 11. Feb. 2024, 07:02] [Comments: 0]
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10.Feb.2024



Blog: Well-known Secrets of AmigaDOS
As Carl Svenssons writes in his blog entry "Well-known Secrets of AmigaDOS", most consumer models of the Amiga series were shipped with heavily watered-down documentation. The Amiga 500 was an exception to this rule, but owners of later machines - such as the A1200 - may not have received any documentation for the command line portion of AmigaOS at all.

Furthermore, the normal end user had no access to the official developer documentation. His present essay is dedicated to hidden or even completely undocumented or unfinished features of AmigaDOS versions 2 and 3. (dr)

[News message: 10. Feb. 2024, 15:15] [Comments: 0]
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10.Feb.2024



Terrain models: World Construction Set 2.031 (Emerald-Berta), AmigaOS 3 and AROS
As can be read in the history of the development of their software products, Gary Huber of Questar Productions recognized the potential of the graphics capabilities of the personal computers of the time in the late 1980s and began researching and developing software for his Amiga computer to combine 3D terrain data and landscape/vegetation information into a computer-generated synthetic 3D view with colored trees (coniferous and deciduous), ground cover patterns, sky and haze.

Other software companies had developed similar software for the Amiga, including VistaPro from Virtual Reality Labs and the "Scenery Generator" (later "Scenery Animator") from Naturalgfx and Panorama. All included a basic method of automatically placing one or more types of vegetation based on local terrain criteria, usually using elevation and slope. However, none of the available commercial tools could handle large, detailed regions, making them unusable for commercial and industrial terrain mapping.

In 1992, Huber began developing algorithms and programs to meet the requirements he had predicted. Originally written in an advanced BASIC language and later rewritten in C for speed reasons. Chris Hanson joined Questar and Huber and helped develop the user interface, language conversion, optimization and graphics. The result, announced in August 1994, was World Construction Set 1 (WCS) for the Amiga with a host of advanced features (and a name inspired by the popular Electronic Arts audio tool of the time, "Deluxe Music Construction Set"). WCS V1 extended the land cover and vegetation placement techniques of earlier software to include the placement of so-called "ecosystems".

WCS V2 (video) for the Amiga was released in late 1995, followed by a Windows version in January 1996. Version 2 introduced oceans with waves and reflections, DEM buildings, realistic looking clouds, sun and moon, better vegetation and OpenGL support.

Both versions 1.25 and 2.04 are available as packed ADF files on the 3DNature.com website. The corresponding source files were published on GitHub some nine years ago. Alexander Fritsch began working on the source files containing the penultimate version 2.03 ("Emerald") in 2017. As he tells us, the project first had to be made gcc-compatible. The aim of his new compilation using Bebbo's gcc was and is to achieve the highest possible speed. This required very extensive tests with various compiler options and lengthy test calculations on a real Amiga, always under the same boundary conditions. As Bebbo also continued to work on gcc, it had to be tested again and again to see whether a new compiler version with new optimizations would bring a speed advantage. Since WCS as a complex program is also a test case for the compiler itself, Alexander reports, WCS also revealed errors in the compiler over time, especially with various optimizations and floating point calculations.

As a result, the new version of WCS now available on Aminet on a 25MHz 68040 Amiga only needs 4 hours instead of 5 hours for a "Canyon Sunset" example image. A nice result that would not have been possible without Bebbo's work, as Alexander says, and his gcc. An AROS version is also included in the archive. (dr)

[News message: 10. Feb. 2024, 15:03] [Comments: 0]
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10.Feb.2024



Podcast: The Retro Hour talked to Matthew Leaman (AmigaKit)
The podcast The Retro Hour spoke to Matthew Leaman, Managing Director of AmigaKit, about his latest project, the A600GS gaming computer, among other things. (dr)

[News message: 10. Feb. 2024, 14:36] [Comments: 0]
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10.Feb.2024



Linux: Stable long-term kernel 5.10.208 for AmigaOne X1000/X5000
Parallel to the current kernels (amiga-news.de reported), Christian 'xeno74' Zigotzky also provides the latest version of the stable long-term kernel for the AmigaOne X1000 and X5000. It is suitable for old Linux distributions that do not work with the latest kernels, such as Ubuntu 10.04, or if users have problems with the latest kernels. PowerPC-relevant changes:
  • powerpc: update ppc_save_regs to save current r1 in pt_reg
  • powerpc/ftrace: Fix stack teardown in ftrace_no_trace
  • powerpc/ftrace: Create a dummy stackframe to fix stack unwind
  • powerpc: Don't clobber f0/vs0 during fp|altivec register save
  • powerpc/perf: Fix disabling BHRB and instruction sampling
  • powerpc/pseries: fix potential memory leak in init_cpu_associativity()
  • powerpc/imc-pmu: Use the correct spinlock initializer
  • powerpc/xive: Fix endian conversion size
  • powerpc/40x: Remove stale PTE_ATOMIC_UPDATES macro
  • powerpc/mm: Fix boot crash with FLATMEM
  • powerpc/64e: Fix wrong test in __ptep_test_and_clear_young()
  • powerpc/8xx: Fix pte_access_permitted() for PAGE_NONE
  • powerpc/watchpoints: Disable preemption in thread_change_pc()
  • powerpc/perf/hv-24x7: Update domain value check
  • powerpc/pseries: fix possible memory leak in ibmebus_bus_init()
  • powerpc/iommu: Fix notifiers being shared by PCI and VIO buses
  • powerpc: Don't include lppaca.h in paca.h
  • powerpc/perf: Convert fsl_emb notifier to state machine callbacks
  • powerpc/fadump: reset dump area size if fadump memory reserve fails
  • powerpc/kasan: Disable KCOV in KASAN code
  • powerpc/rtas_flash: allow user copy to flash block cache objects
  • powerpc/mm/altmap: Fix altmap boundary check
  • drm/radeon: possible buffer overflow
  • drm/radeon: Use RMW accessors for changing LNKCT
  • drm/radeon: Fix integer overflow in radeon_cs_parser_init
  • Support for Microsoft devices that are not fully compliant with HID standard (CONFIG_HID_MICROSOFT=y)
Download: linux-image-5.10.208-X1000_X5000.tar.gz (71,5 MB) (dr)

[News message: 10. Feb. 2024, 07:34] [Comments: 0]
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