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mirror of https://github.com/MaSzyna-EU07/maszyna.git synced 2026-10-17 21:29:19 +02:00
maj00r be4d691ae2 Choose terrain levels from what the screen can resolve
Levels changed at fixed distances - 512 m, 1 km, 2 km and on - whatever the window, the
field of view or the zoom. Now a level is used out to the distance where one of its sample
spacings covers terraindetail pixels on screen, 3 by default, which follows from the
viewport height and the vertical field of view with the zoom applied; each level doubles
the spacing, so each doubles the distance. Zooming in or a taller window pushes detail
further, a coarser setting pulls it in. The finest range never drops below four tile
sides, which the morphing needs to close the seams.

Levels and morphing both follow the finest range the last scan used, so they always agree,
and a change of more than a percent - a zoom, a resize - triggers a rescan.
tools/terraincook/seamcheck.py now also tries finest ranges of 5.7 and 11.3 tiles, and
finds no gap in any of them.

terraindetail is in the ini and on a slider in the debug panel; the panel's level table
and the residency line in the log show the resulting ranges. On baltyk the current window
works out to 484 m, so the 512 m minimum applies and nothing changes by default; a
scenery setting terraindetail 1 got 1349 m, and the samples on the gpu went from 3 MB to
10 MB with it.
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2026-07-25 12:59:54 +02:00
2025-03-09 15:36:11 +01:00
2017-10-28 19:21:37 +02:00
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2026-09-10 15:22:35 +02:00
2015-04-03 21:58:35 +08:00
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2019-07-09 22:09:37 +02:00

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MaSzyna - Railway vehicle simulator

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MaSzyna executable source code is licensed under the MPL 2.0 and comes with a large pack of free assets under a custom license.

Table of Contents

Getting Started

MaSzyna compiles and runs natively on Linux and Windows. Other platforms are not tested.

Heads-up
Our dev team is small; we keep improving the build process, but issues may still occur. If you get stuck, please ask on the official Discord server.

Prerequisites

For runtime requirements see Minimum Requirements.

1) Software (oldest tested in parentheses)

  • CMake (3.0)

  • make

  • A C++ compiler with C++20 support:

    • Windows: Visual Studio 2022

    • Linux: GCC (12.3.1)

Note: MinGW is currently not supported.

2) Libraries (oldest tested in parentheses)

3) Graphics API

  • OpenGL 3.0 or newer
  • DirectX 12 via NVRHI (optional, Windows only, for Better Renderer)

CMake flags

Flag Meaning
-DCMAKE_BUILD_TYPE=Debug Debug build
-DCMAKE_BUILD_TYPE=Release Release build
-DCMAKE_BUILD_TYPE=RelWithDebInfo Release build with debug symbols
-DWITH_BETTER_RENDERER=ON/OFF Enable/disable NVRHI-based renderer
-DPython3_ROOT_DIR=<path> Root of the Python 3.14 install on Windows (python.exe, Lib, DLLs) for embed/copy steps; on Linux, optional if CMake picks the wrong interpreter

Linux note: WITH_BETTER_RENDERER uses DirectX 12 through NVRHI and is not supported on Linux.

Windows

Install Python 3.14 x64 from python.org and include the optional Python native development feature (headers and .lib for embedding). Pass -DPython3_ROOT_DIR="C:\Path\To\Python314" on the cmake line when you want the layout under that directory used for embedding and for copying Lib / DLLs next to the executable.

AppVeyor CI builds with the worker image’s preinstalled Python at C:/Python314-x64 (see appveyor.yml: -DPython3_ROOT_DIR=...).

# Clone repository with submodules
git clone --recursive https://github.com/MaSzyna-EU07/maszyna.git

cd maszyna

# Init vcpkg
call setup.bat

# Create directory for CMake build files
mkdir build
cd build

# Generate CMake project (replace %CONFIG% with Debug/Release/RelWithDebInfo)
cmake .. -G "Visual Studio 17 2022" -A x64 -DCMAKE_BUILD_TYPE=%CONFIG%

# Build (replace %CONFIG% accordingly)
cmake --build . --config %CONFIG% --parallel

Linux

# Install dependencies (Fedora/RHEL family)
sudo dnf install -y \
  @development-tools \
  cmake \
  mesa-libGL-devel \
  glew-devel \
  glfw-devel \
  python3.14-devel \
  libpng-devel \
  openal-soft-devel \
  luajit-devel \
  libserialport-devel \
  libsndfile-devel \
  gcc \
  g++ \
  wayland-devel \
  wayland-protocols-devel \
  libxkbcommon-devel

# Clone repository with submodules
git clone --recursive https://github.com/MaSzyna-EU07/maszyna.git

cd maszyna

# Create directory for CMake build files
mkdir build
cd build

# Generate Makefiles (NVRHI is not supported on Linux)
cmake .. -DWITH_BETTER_RENDERER=OFF

# Compile using all cores
make -j"$(nproc)"

Tip (Ubuntu/Debian): Package names differ; install equivalent build-essential, libgl1-mesa-dev, libglew-dev, libglfw3-dev, python3.14-dev, libpng-dev, libopenal-dev, libluajit-5.1-dev, libserialport-dev, libsndfile1-dev, and Wayland/X11 dev packages as needed.

Installing

There is no make install yet. Copy the built executable to your MaSzyna installation manually.

  • Output directory: ./bin

  • File name format: eu07_YYYY-MM-DD_<commit>[_d]

    • YYYY-MM-DD – build date

    • <commit> – short commit hash

    • _d – present in Debug builds

If you already have the MaSzyna assets, copy the executable to the install dir. Assets can be downloaded from eu07.pl.

Rainsted on Linux

If Rainsted (a third‑party starter) fails to detect the executable under Linux, you can create a small wrapper script named eu07.exe:

#!/bin/sh
./eu07 "$1" "$2" "$3" "$4" "$5"

If detection still fails, padding the file (with comments) up to ~1 MB may help.

Known Issues

  • GLFW linking – On some systems you must provide the GLFW library path explicitly with -DGLFW3_LIBRARIES.

  • X11/Wayland linking order – Linking order of X11 and related libs can matter.

  • NVRHI on Linux – The NVRHI/"Better Renderer" path targets DirectX 12 and is currently unsupported on Linux.

Support

Minimum requirements

  • OS: Windows 10 64-bit
  • Processor: 2 core at least 2 GHz (e.g. Intel Core i3-2100 / AMD Athlon II X2)
  • RAM: 6 GB RAM
  • Graphics Card: supporting OpenGL 3.3 with at least 1GB VRAM
  • 150 GB of free disk space
  • Sound card supporting OpenAL with stereo
  • Optional COM ports for custom control panel setups.

License

Languages
C++ 63.5%
C 34%
HLSL 1.4%
GLSL 0.6%
CMake 0.3%
Other 0.2%