_tnl_RasterPos compute_texgen shade_rastpos userclip_point viewclip_point viewclip_point_z

static GLuint viewclip_point_z ( const GLfloat  v[] ) [static] Clip a point against the far/near Z clipping planes. Parameters: v vertex vector describing the point to clip. Returns: zero if outside view volume, or one if inside. Definition at line 70 of file t_rasterpos.c. Referenced by _tnl_RasterPos(). { if (v[2] > v[3] || v[2] < -v[3] ) { return 0; } else { return 1; } }