summaryrefslogtreecommitdiff
path: root/gfx/gl/shaders/spotLight.vs
blob: e6485538ffad32dbc61c53bafe0904a15c24c07a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
#version 330 core

layout(location = 0) in vec3 v_position;
layout(location = 1) in vec3 v_direction;

uniform vec3 colour;
uniform float kq;
uniform float arc;

out vec3 position;
out vec3 direction;
out float size;
out float cosarc;

void
main()
{
	position = v_position;
	direction = normalize(v_direction);
	size = (8 * sqrt(max(max(colour.r, colour.g), colour.b))) / sqrt(kq);
	cosarc = cos(arc / 2);
	gl_Position = vec4(position, 0);
}