//Computes the dot product of two vectors float Vector_Dot_Product(float vector1[3],float vector2[3]) { float op=0; for(int c=0; c<3; c++) { op+=vector1[c]*vector2[c]; } return op; } //Computes the cross product of two vectors void Vector_Cross_Product(float vectorOut[3], float v1[3],float v2[3]) { vectorOut[0]= (v1[1]*v2[2]) - (v1[2]*v2[1]); vectorOut[1]= (v1[2]*v2[0]) - (v1[0]*v2[2]); vectorOut[2]= (v1[0]*v2[1]) - (v1[1]*v2[0]); } //Multiply the vector by a scalar. void Vector_Scale(float vectorOut[3],float vectorIn[3], float scale2) { for(int c=0; c<3; c++) { vectorOut[c]=vectorIn[c]*scale2; } } void Vector_Add(float vectorOut[3],float vectorIn1[3], float vectorIn2[3]) { for(int c=0; c<3; c++) { vectorOut[c]=vectorIn1[c]+vectorIn2[c]; } }