summaryrefslogtreecommitdiff
path: root/shaders/shader.vert
blob: e8c6a28841a1fc58f6e217731f41caf69f76cd54 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
#version 450

layout(location = 0) out vec3 fragColor;

vec2 positions[6] = vec2[](
    vec2(0.0, -0.5),
    vec2(0.5, 0.5),
    vec2(-0.5, 0.5),

    vec2(0, -1),
    vec2(1, -1),
    vec2(1, 1)
);

vec3 colors[6] = vec3[](
    vec3(1.0, 0.0, 0.0),
    vec3(0.0, 1.0, 0.0),
    vec3(0.0, 0.0, 1.0),

    vec3(0.0, 1.0, 1.0),
    vec3(0.0, 1.0, 1.0),
    vec3(0.0, 1.0, 1.0)
);

void main() {
    gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
    fragColor = colors[gl_VertexIndex];
}