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Pixel projectile ricochets and reflections! (#1220)

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This commit is contained in:
CitadelStationBot
2017-05-27 13:27:52 -07:00
committed by kevinz000
parent 6c1159bf85
commit e5f2a09622
8 changed files with 57 additions and 7 deletions
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code/__HELPERS/maths.dm
+16 -2
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@@ -130,6 +130,22 @@ GLOBAL_LIST_INIT(sqrtTable, list(1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4,
var/t = round((val - min) / d)
return val - (t * d)
#define NORM_ROT(rot) ((((rot % 360) + (rot - round(rot, 1))) > 0) ? ((rot % 360) + (rot - round(rot, 1))) : (((rot % 360) + (rot - round(rot, 1))) + 360))
/proc/get_angle_of_incidence(face_angle, angle_in, auto_normalize = TRUE)
var/angle_in_s = NORM_ROT(angle_in)
var/face_angle_s = NORM_ROT(face_angle)
var/incidence = face_angle_s - angle_in_s
var/incidence_s = incidence
while(incidence_s < -90)
incidence_s += 180
while(incidence_s > 90)
incidence_s -= 180
if(auto_normalize)
return incidence_s
else
return incidence
//A logarithm that converts an integer to a number scaled between 0 and 1 (can be tweaked to be higher).
//Currently, this is used for hydroponics-produce sprite transforming, but could be useful for other transform functions.
@@ -141,8 +157,6 @@ GLOBAL_LIST_INIT(sqrtTable, list(1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4,
return size_factor + scaling_modifier //scale mod of 0 results in a number from 0 to 1. A scale modifier of +0.5 returns 0.5 to 1.5
//to_chat(world, "Transform multiplier of [src] is [size_factor + scaling_modifer]")
//converts a uniform distributed random number into a normal distributed one
//since this method produces two random numbers, one is saved for subsequent calls
//(making the cost negligble for every second call)