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Searched refs:tdeltay (Results 1 – 4 of 4) sorted by relevance

/dports/math/sisl/SISL-SISL-4.6.0-44-g9114631/src/
H A Ds1173.c422 double tdeltax,tdeltay; /* Locals for the step value to be determined. */ local
441 tdeltay = DZERO;
468 tdeltay = ta11*tb2 - ta21*tb1;
470 tdeltay /= tdiv;
477 tdeltay = s1173_s9del(gdiff,&tdery,&tderyy,1);
480 if (fabs(tdeltax) < REL_COMP_RES || fabs(tdeltay) < REL_COMP_RES )
486 ttemp = tdeltay*tdeltax/(tdeltax*tdeltax + tdeltay*tdeltay);
487 tdeltax = tdeltay*ttemp;
488 tdeltay = tdeltax*ttemp;
496 *cdiff2 = tdeltay;
H A Ds1174.c374 double tdeltax,tdeltay; /* Locals for the step value to be determined. */ local
384 tdeltay = DZERO;
411 tdeltay = ta11*tb2 - ta21*tb1;
413 tdeltay /= tdiv;
420 tdeltay = tb2/ta22;
426 *cdiff2 = tdeltay;
/dports/games/libretro-picodrive/picodrive-600894e/pico/
H A Ddraw2.c353 int tile,code,tdeltax,tdeltay; in DrawSpriteFull() local
368 tdeltay=1; // Delta to increase tile by going down in DrawSpriteFull()
370 if (code&0x1000) { tdeltay=-tdeltay; tile+=height-1; } // Flip Y in DrawSpriteFull()
377 while(sy <= START_ROW*8) { sy+=8; tile+=tdeltay; height--; } in DrawSpriteFull()
382 for (; height > 0; height--, sy+=8, tile+=tdeltay) in DrawSpriteFull()
/dports/games/kodi-addon-game.libretro.picodrive/game.libretro.picodrive-1.97.0.19-Matrix/depends/common/picodrive/pico/
H A Ddraw2.c400 int tile,code,tdeltax,tdeltay; in DrawSpriteFull() local
420 tdeltay=1; // Delta to increase tile by going down in DrawSpriteFull()
421 if (code&0x1000) { tile+=tdeltax-1; tdeltay=-tdeltay; } // Flip Y in DrawSpriteFull()
429 while(sy <= START_ROW*8) { sy+=8; tile+=tdeltay; height--; } in DrawSpriteFull()
436 for (; height > 0; height--, sy+=8, tile+=tdeltay) in DrawSpriteFull()