Syntax: Select all
view_vector = player.view_vector
# Construct the simple right angle triange including missing values.
triangle_point_c = wall_position - view_vector * 10
triangle_point_b = ray.end_position
triangle_point_a = None
# Obtain the normal of the trace ray. To find the final point.
# The vector is extended behind and infront to allow for the chance of the wall
# is on either side of the view_vector.
new_trace_vec = ray.plane.normal
new_trace_start_point = triangle_point_c - new_trace_vec * 100
new_trace_end_point = triangle_point_c + new_trace_vec * 100
# Create a trace ray for the normal, and use it to find point 'a'.
normal_ray = get_trace_ray(new_trace_start_point, new_trace_end_point)
if normal_ray.did_hit_world():
if normal_ray.end_position.get_distance(triangle_point_b) <= 100:
triangle_point_a = normal_ray.end_position
# If point 'a' was found.
if triangle_point_a:
# Find the length of A and B to determine the incidence angle.
triangle_length_A = triangle_point_c.get_distance(triangle_point_b)
triangle_length_B = triangle_point_c.get_distance(triangle_point_a)
incidence_angle = degrees(atan(triangle_length_B / triangle_length_A))
reflection_angle = 180 - incidence_angle
# Not create a triangle on the otherside to find the reflection vector.
triangle_vec_C = triangle_point_b - triangle_point_a
triangle_point_d = triangle_point_b + triangle_vec_C
triangle_length_C = triangle_point_a.get_distance(triangle_point_b)
triangle_length_D = triangle_length_C
Syntax: Select all
from players.entity import PlayerEntity
from players.helpers import index_from_userid
from events import Event
from mathlib import Vector
from messages import SayText2
from effects import temp_entities
from filters.recipients import RecipientFilter
from engines.precache import Model
import random
beam_model = Model('sprites/laserbeam.vmt')
@Event
def weapon_fire(ev):
userid = ev.get_int('userid')
player = PlayerEntity(index_from_userid(userid))
origin = player.origin
angle = player.view_angle
velocity = player.view_vector
line = player.get_trace_ray()
normal = line.plane.normal
wall = line.end_position
product = normal.dot(velocity)
normal *= product*2
ricochet = velocity-normal
test = wall+ricochet*200
temp_entities.beam_points(
RecipientFilter(),
0,
wall,
test,
beam_model.index,
beam_model.index,
0,
255,
5,
3,
3,
3,
0,
random.randint(0, 255),
random.randint(0, 255),
random.randint(0, 255),
255,
1
)
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