Ray Triangle Intersection - SSCCE

#include <stdio.h>
#include <glm.hpp>
#include <gtx\intersect.hpp>

const glm::vec3 tri1[] = {glm::vec3(19.0000000, 34.0000000, 2.70000005), glm::vec3(19.0000000, 33.0000000, 2.70000005), glm::vec3(18.0000000, 33.0000000, 2.70000005)};
const glm::vec3 tri2[] = {glm::vec3(18.0000000, 33.0000000, 2.70000005), glm::vec3(18.0000000, 33.0000000, 2.70000005), glm::vec3(19.0000000, 34.0000000, 2.70000005)};

const glm::vec3 ray_origin      = glm::vec3(18.5000000, 33.1871414, 10.0000000);
const glm::vec3 ray_direction   = glm::vec3(18.5000000, 33.1871414, -10.0000000);

bool normalizedIntersectRayTriangle(glm::vec3 orig, glm::vec3 dir, glm::vec3 vert0, glm::vec3 vert1, glm::vec3 vert2, glm::vec3 &position)
{
    return glm::intersectRayTriangle(glm::normalize(orig), glm::normalize(dir), glm::normalize(vert0), glm::normalize(vert1), glm::normalize(vert2), position);
}

int main(int argc, char *argv[])
{
    glm::vec3 o;
    if (glm::intersectRayTriangle(ray_origin, ray_direction, tri2[0], tri2[1], tri2[2], o))
    {
        printf("Result: (%f, %f, %f)\n", o.x, o.y, o.z);
    }
    else if(normalizedIntersectRayTriangle(ray_origin, ray_direction, tri2[0], tri2[1], tri2[2], o))
    {
        printf("Result: (%f, %f, %f)\n", o.x, o.y, o.z);
    }
    else
    {
        printf("No intersection found!\n");
    }
    printf("Press any key to exit...\n");
    getchar();
    return 0;
}