Searched refs:xinc (Results 1 – 1 of 1) sorted by relevance
130 apiflt xinc, yinc; in rt_sheightfield() local140 xinc = wx / ((apiflt)m); in rt_sheightfield()148 rt_vector(x * xinc + offset.x, field[addr] + offset.z, y * yinc + offset.y); in rt_sheightfield()163 normals[addr] = rt_vector(-(field[addr + 1] - field[addr - 1]) / (2.0 * xinc), in rt_sheightfield()