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Annotation of OpenXM/src/cfep/Samples/circle-dda.rr, Revision 1.1

1.1     ! takayama    1: import("glib3.rr");
        !             2: Glib_math_coordinate=1;
        !             3: glib_window(-2,-2, 2,2);
        !             4: glib_clear();
        !             5: E = 0.1;
        !             6: C1 = 1.0; C2=1.0;
        !             7: S1 = 0.0; S2=E;
        !             8: for (T=0; T<=deval(2*@pi); T = T+E) {
        !             9:     C3 = 2*C2-C1-E*E*C2;
        !            10:     S3 = 2*S2-S1-E*E*S2;
        !            11:     glib_line(C1,S1, C2,S2);
        !            12:     C1=C2; S1=S2;
        !            13:     C2=C3; S2=S3;
        !            14:     glib_flush();
        !            15: }

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