小狮博客$L_o(p,\omega_o)\approx(\int_\Omega L_i(p,\omega_i)d\omega_i)∗(\int_\Omega \frac {DFG}{4(\omega_o \cdot n)(\omega_i \cdot n)}n\cdot \omega_id\omega_i)$
【光照】Unity[PBR]环境光中的[镜面IBL]
未经允许不得转载：小狮博客 » 【光照】Unity[PBR]环境光中的[镜面IBL]
$L_o(p,\omega_o)\approx(\int_\Omega L_i(p,\omega_i)d\omega_i)∗(\int_\Omega \frac {DFG}{4(\omega_o \cdot n)(\omega_i \cdot n)}n\cdot \omega_id\omega_i)$