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## custom_game_engines_small_study.md

      
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                raysan5
                / custom_game_engines_small_study.md
            
            
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              December 2, 2025 17:16
            
              
                A small state-of-the-art study on custom engines
              
          
    CUSTOM GAME ENGINES: A Small Study


WARNING: Article moved to separate repo to allow users contributions: https://github.com/raysan5/custom_game_engines
A couple of weeks ago I played (and finished) A Plague Tale, a game by Asobo Studio. I was really captivated by the game, not only by the beautiful graphics but also by the story and the locations in the game. I decided to investigate a bit about the game tech and I was surprised to see it was developed with a custom engine by a relatively small studio. I know there are some companies using custom engines but it's very difficult to find a detailed market study with that kind of information curated and updated. So this article.
Nowadays lots of companies choose engines like [Unreal](https:

  
## Superkontraktmal.md

      
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                poacher2k
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              April 9, 2021 11:04
            
              
                En åpen kildekode-kontrakt for web-designere og -utviklere av Fjellstad & Skogly Web
              
          
    Superkontraktmal

En åpen kildekode-kontrakt for web-designere og -utviklere av [Fjellstad & Skogly] (http://www.fjellstadskogly.no/) basert på ["Contract Killer"] (http://stuffandnonsense.co.uk/projects/contract-killer/) av [Stuff & Nonsense] (http://stuffandnonsense.co.uk/) og [eksempler på oppdragsavtaler] (http://www.frilansinfo.no/nedlasting) av [Frilansinfo] (http://www.frilansinfo.no/).


Originalt utgitt: 12.02.2014
Revidert dato: 16.06.2015


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## ExcelToJsDate.js
// Convert Excel dates into JS date objects
//
// @param excelDate {Number}
// @return {Date}

function getJsDateFromExcel(excelDate) {

  // JavaScript dates can be constructed by passing milliseconds
  // since the Unix epoch (January 1, 1970) example: new Date(12312512312);

## sun_position.py
def sun_position ( date, hour, longitude, latitude ):
    """
    Calculates the position of the sun given a position and time.
    Basically, all you need to know is here:
    http://answers.google.com/answers/threadview/id/782886.html
    """
    import time
    from math import sin, cos, degrees, radians, acos

    doy = int ( time.strftime( "%j", time.strptime( date, "%Y-%m-%d" ) ) )
	// Convert Excel dates into JS date objects
	//
	// @param excelDate {Number}
	// @return {Date}

	function getJsDateFromExcel(excelDate) {

	// JavaScript dates can be constructed by passing milliseconds
	// since the Unix epoch (January 1, 1970) example: new Date(12312512312);
	def sun_position ( date, hour, longitude, latitude ):
	"""
	Calculates the position of the sun given a position and time.
	Basically, all you need to know is here:
	http://answers.google.com/answers/threadview/id/782886.html
	"""
	import time
	from math import sin, cos, degrees, radians, acos

	doy = int ( time.strftime( "%j", time.strptime( date, "%Y-%m-%d" ) ) )