Lines Matching defs:angle
33 * The trick here is to realize that we don't need a very accurate angle
35 * only compare the sign of angle differences, or check whether its
48 AF_Angle angle;
61 angle = 0;
64 angle = ( AF_ANGLE_PI2 * dy ) / ( ax + ay );
67 if ( angle >= 0 )
68 angle = AF_ANGLE_PI - angle;
70 angle = -AF_ANGLE_PI - angle;
74 return angle;
127 AF_Angle angle;
133 angle = 0;
135 angle = AF_ANGLE_PI;
136 return angle;
140 angle = AF_ANGLE_PI2;
142 angle = -AF_ANGLE_PI2;
143 return angle;
146 angle = 0;
151 angle = AF_ANGLE_PI;
162 angle -= AF_ANGLE_PI2;
169 angle += AF_ANGLE_PI4;
171 angle += af_arctan[FT_DivFix( dy, dx ) >> ( 16 - AF_ATAN_BITS )];
173 angle += AF_ANGLE_PI2 -
176 if ( angle > AF_ANGLE_PI )
177 angle -= AF_ANGLE_2PI;
179 return angle;