1090 A1.
x = -1; A1.
y = 0;
1091 A2.
x = 0 ; A2.
y = 1;
1092 A3.
x = 1 ; A3.
y = 0;
1096 CU_ASSERT_DOUBLE_EQUAL(d, M_PI, 0.000001);
1098 CU_ASSERT_DOUBLE_EQUAL(d, M_PI, 0.000001);
1103 A3.
x = 0; A3.
y = -1;
1107 CU_ASSERT_DOUBLE_EQUAL(d, M_PI, 0.000001);
1109 CU_ASSERT_DOUBLE_EQUAL(d, M_PI, 0.000001);
1112 A1.
x = -1; A1.
y = 0;
1114 A3.
x = 0; A3.
y = -1;
1118 CU_ASSERT_DOUBLE_EQUAL(d, 3*M_PI_2, 0.000001);
1120 CU_ASSERT_DOUBLE_EQUAL(d, 3*M_PI_2, 0.000001);
double lw_arc_length(const POINT2D *A1, const POINT2D *A2, const POINT2D *A3)
Returns the length of a circular arc segment.