retro-demoeffects

Classic demo effects using software rendering

Prerequisites

To build the demo programs, you must first install the following tools:

SDL 2.0.4 (or later)
Ninja 1.5 (or later)

Install dependencies

openSUSE

$ sudo zypper install ninja gcc-c++ libSDL2-devel

Ubuntu

$ sudo apt install ninja-build g++ libsdl2-dev

Build instructions

To build the demo programs, run:

$ ninja

A build directory will be created, containing the demo programs.

Usage

Usage: demo [OPTION]...

Options:
 -h, --help         Display this text and exit
 -w, --window       Render in a window
     --fullwindow   Render in a fullscreen window
 -f, --fullscreen   Render in fullscreen
 -v, --vsync        Enable sync to vertical refresh
     --novsync      Disable sync to vertical refresh
 -l, --linear       Render using linear filtering
     --nolinear     Render using nearest pixel sampling
 -c, --showcursor   Show mouse cursor
     --nocursor     Hide mouse cursor
     --showfps      Show FPS counter in window title
     --nofps        Hide FPS counter