RayVsModel & RayVsAABB comparison continued

2015-12-14 17:53:11 +01:00
parent 7f8e78c8cd
commit 948f6d5de7
2 changed files with 4 additions and 2 deletions
@@ -119,11 +119,12 @@ bool RayVsModel(const Ray& ray,
        glm::vec3 e2 = modelVertices[modelIndices[++i]].Position - v0;		//v2 - v0
        glm::vec3 m = ray.Origin - v0;
        glm::vec3 MxE1 = glm::cross(m, e1);
-        glm::vec3 DxE2 = glm::cross(ray.Direction, e2);
+        glm::vec3 DxE2 = glm::cross(ray.Direction, e2);//pVec
        float DetInv = glm::dot(e1, DxE2);
        if (std::abs(DetInv) < FLT_EPSILON) {
            continue;
        }
+        DetInv = 1.0f / DetInv;
        float dist = glm::dot(e2, MxE1) * DetInv;
        if (dist >= outDistance) {
            continue;