12 lines
223 B
C
12 lines
223 B
C
#ifndef GRAVITY_H_INCLUDED
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#define GRAVITY_H_INCLUDED
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extern double g_y;
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extern double g_x;
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extern void gravity_draw (cairo_t * cr);
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extern void gravity_change (double dx, double dy);
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extern void gravity_show ();
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#endif
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