shaders/triangle.vert


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#version 450

vec2 positions[3] = vec2[](
        vec2(0.0, -0.5),
        vec2(0.5, 0.5),
        vec2(-0.5, 0.5)
);

vec3 colors[3] = vec3[](
    vec3(1.0, 0.0, 0.0),
    vec3(0.0, 1.0, 0.0),
    vec3(0.0, 0.0, 1.0)
);

layout(location = 0) out vec3 frag_color;

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