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GS13NG/code/__DEFINES/math.dm
Poojawa f67e9f6d87 Bleeding edgy refresh (#303)
* not code stuff

* other things

* global vars, defines, helpers

* onclick hud stuff, orphans, world.dm

* controllers and datums

* game folder

* everything not client/mobs in modules

* client folder

* stage 1 mob stuff

* simple animal things

* silicons

* carbon things

* ayylmaos and monkeys

* hyoomahn

* icons n shit

* sprite fixes

* compile fixes

* some fixes I cherrypicked.

* qdel fixes

* forgot brain refractors
2017-03-21 11:44:10 -05:00

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#define PI 3.1415
#define SPEED_OF_LIGHT 3e8 //not exact but hey!
#define SPEED_OF_LIGHT_SQ 9e+16
#define INFINITY 1e31 //closer then enough
//atmos
#define R_IDEAL_GAS_EQUATION 8.31 //kPa*L/(K*mol)
#define ONE_ATMOSPHERE 101.325 //kPa
#define T0C 273.15 // 0degC
#define T20C 293.15 // 20degC
#define TCMB 2.7 // -270.3degC
//"fancy" math for calculating time in ms from tick_usage percentage and the length of ticks
//percent_of_tick_used * (ticklag * 100(to convert to ms)) / 100(percent ratio)
//collapsed to percent_of_tick_used * tick_lag
#define TICK_DELTA_TO_MS(percent_of_tick_used) ((percent_of_tick_used) * world.tick_lag)
#define TICK_USAGE_TO_MS(starting_tickusage) (TICK_DELTA_TO_MS(world.tick_usage-starting_tickusage))
#define PERCENT(val) (round(val*100, 0.1))
#define CLAMP01(x) (Clamp(x, 0, 1))
//time of day but automatically adjusts to the server going into the next day within the same round.
//for when you need a reliable time number that doesn't depend on byond time.
#define REALTIMEOFDAY (world.timeofday + (MIDNIGHT_ROLLOVER * MIDNIGHT_ROLLOVER_CHECK))
#define MIDNIGHT_ROLLOVER_CHECK ( rollovercheck_last_timeofday != world.timeofday ? update_midnight_rollover() : midnight_rollovers )