116 m.m[0][0] = m1.m[0][0] * m2.m[0][0]
117 + m1.m[1][0] * m2.m[0][1]
118 + m1.m[2][0] * m2.m[0][2]
119 + m1.m[3][0] * m2.m[0][3];
120 m.m[0][1] = m1.m[0][1] * m2.m[0][0]
121 + m1.m[1][1] * m2.m[0][1]
122 + m1.m[2][1] * m2.m[0][2]
123 + m1.m[3][1] * m2.m[0][3];
124 m.m[0][2] = m1.m[0][2] * m2.m[0][0]
125 + m1.m[1][2] * m2.m[0][1]
126 + m1.m[2][2] * m2.m[0][2]
127 + m1.m[3][2] * m2.m[0][3];
128 m.m[0][3] = m1.m[0][3] * m2.m[0][0]
129 + m1.m[1][3] * m2.m[0][1]
130 + m1.m[2][3] * m2.m[0][2]
131 + m1.m[3][3] * m2.m[0][3];
133 m.m[1][0] = m1.m[0][0] * m2.m[1][0]
134 + m1.m[1][0] * m2.m[1][1]
135 + m1.m[2][0] * m2.m[1][2]
136 + m1.m[3][0] * m2.m[1][3];
137 m.m[1][1] = m1.m[0][1] * m2.m[1][0]
138 + m1.m[1][1] * m2.m[1][1]
139 + m1.m[2][1] * m2.m[1][2]
140 + m1.m[3][1] * m2.m[1][3];
141 m.m[1][2] = m1.m[0][2] * m2.m[1][0]
142 + m1.m[1][2] * m2.m[1][1]
143 + m1.m[2][2] * m2.m[1][2]
144 + m1.m[3][2] * m2.m[1][3];
145 m.m[1][3] = m1.m[0][3] * m2.m[1][0]
146 + m1.m[1][3] * m2.m[1][1]
147 + m1.m[2][3] * m2.m[1][2]
148 + m1.m[3][3] * m2.m[1][3];
150 m.m[2][0] = m1.m[0][0] * m2.m[2][0]
151 + m1.m[1][0] * m2.m[2][1]
152 + m1.m[2][0] * m2.m[2][2]
153 + m1.m[3][0] * m2.m[2][3];
154 m.m[2][1] = m1.m[0][1] * m2.m[2][0]
155 + m1.m[1][1] * m2.m[2][1]
156 + m1.m[2][1] * m2.m[2][2]
157 + m1.m[3][1] * m2.m[2][3];
158 m.m[2][2] = m1.m[0][2] * m2.m[2][0]
159 + m1.m[1][2] * m2.m[2][1]
160 + m1.m[2][2] * m2.m[2][2]
161 + m1.m[3][2] * m2.m[2][3];
162 m.m[2][3] = m1.m[0][3] * m2.m[2][0]
163 + m1.m[1][3] * m2.m[2][1]
164 + m1.m[2][3] * m2.m[2][2]
165 + m1.m[3][3] * m2.m[2][3];
167 m.m[3][0] = m1.m[0][0] * m2.m[3][0]
168 + m1.m[1][0] * m2.m[3][1]
169 + m1.m[2][0] * m2.m[3][2]
170 + m1.m[3][0] * m2.m[3][3];
171 m.m[3][1] = m1.m[0][1] * m2.m[3][0]
172 + m1.m[1][1] * m2.m[3][1]
173 + m1.m[2][1] * m2.m[3][2]
174 + m1.m[3][1] * m2.m[3][3];
175 m.m[3][2] = m1.m[0][2] * m2.m[3][0]
176 + m1.m[1][2] * m2.m[3][1]
177 + m1.m[2][2] * m2.m[3][2]
178 + m1.m[3][2] * m2.m[3][3];
179 m.m[3][3] = m1.m[0][3] * m2.m[3][0]
180 + m1.m[1][3] * m2.m[3][1]
181 + m1.m[2][3] * m2.m[3][2]
182 + m1.m[3][3] * m2.m[3][3];