2011-12-10 09:23:33 -06:00
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#ifndef GRAVITY_H
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#define GRAVITY_H
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#include "defines.h"
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extern int ngrav_enable; //Newtonian gravity
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extern int gravwl_timeout;
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extern int gravityMode;
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extern float gravmap[YRES/CELL][XRES/CELL]; //Maps to be used by the main thread
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extern float *gravpf;
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extern float *gravxf;
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extern float *gravyf;
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2011-12-10 10:30:26 -06:00
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extern unsigned *gravmaskf;
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2011-12-10 09:23:33 -06:00
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extern float th_ogravmap[YRES/CELL][XRES/CELL]; // Maps to be processed by the gravity thread
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extern float th_gravmap[YRES/CELL][XRES/CELL];
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extern float th_gravx[YRES/CELL][XRES/CELL];
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extern float th_gravy[YRES/CELL][XRES/CELL];
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extern float *th_gravpf;
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extern float *th_gravxf;
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extern float *th_gravyf;
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extern float th_gravp[YRES/CELL][XRES/CELL];
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void gravity_init();
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void gravity_cleanup();
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void gravity_update_async();
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void start_grav_async();
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void stop_grav_async();
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void update_grav();
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void gravity_mask();
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void bilinear_interpolation(float *src, float *dst, int sw, int sh, int rw, int rh);
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#ifdef GRAVFFT
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void grav_fft_init();
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void grav_fft_cleanup();
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#endif
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#endif
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