Cross Reference: /xsrc/external/mit/xorg-server.old/dist/mi/mifillarc.c

Lines Matching refs:slice
308 miFillArcSliceSetup(xArc *arc, miArcSliceRec *slice, GCPtr pGC)
328     slice->min_top_y = 0;
329     slice->max_top_y = arc->height >> 1;
330     slice->min_bot_y = 1 - (arc->height & 1);
331     slice->max_bot_y = slice->max_top_y - 1;
332     slice->flip_top = FALSE;
333     slice->flip_bot = FALSE;
336 	slice->edge1_top = (angle1 < HALFCIRCLE);
337 	slice->edge2_top = (angle2 <= HALFCIRCLE);
340 	    if (angle2 ? slice->edge2_top : slice->edge1_top)
341 		slice->min_top_y = slice->min_bot_y;
343 		slice->min_top_y = arc->height;
344 	    slice->min_bot_y = 0;
348 	    slice->min_top_y = slice->min_bot_y;
349 	    if (angle1 ? slice->edge1_top : slice->edge2_top)
350 		slice->min_bot_y = arc->height;
352 		slice->min_bot_y = 0;
354 	else if (slice->edge1_top == slice->edge2_top)
358 		slice->flip_top = slice->edge1_top;
359 		slice->flip_bot = !slice->edge1_top;
361 	    else if (slice->edge1_top)
363 		slice->min_top_y = 1;
364 		slice->min_bot_y = arc->height;
368 		slice->min_bot_y = 0;
369 		slice->min_top_y = arc->height;
372 	miGetPieEdge(arc, angle1, &slice->edge1,
373 		     slice->edge1_top, !slice->edge1_top);
374 	miGetPieEdge(arc, angle2, &slice->edge2,
375 		     slice->edge2_top, slice->edge2_top);
445 	    slice->edge1.dx = dx * 2;
446 	    slice->edge1.dy = dy * 2;
451 	    slice->edge1.dx = floor((dx * 32768) / scale + .5);
452 	    slice->edge1.dy = floor((dy * 32768) / scale + .5);
454 	if (!slice->edge1.dy)
461 		    slice->min_top_y = y;
462 		    slice->min_bot_y = arc->height;
466 		    slice->max_bot_y = -y - (arc->height & 1);
473 		    slice->max_top_y = y;
476 		    slice->min_top_y = arc->height;
477 		    slice->min_bot_y = -y - (arc->height & 1);
480 	    slice->edge1_top = TRUE;
481 	    slice->edge1.x = 65536;
482 	    slice->edge1.stepx = 0;
483 	    slice->edge1.e = 0;
484 	    slice->edge1.dx = -1;
485 	    slice->edge2 = slice->edge1;
486 	    slice->edge2_top = FALSE;
488 	else if (!slice->edge1.dx)
492 	    slice->edge1.x = ceil(x1);
493 	    slice->edge1_top = signdy < 0;
494 	    slice->edge1.x += arc->x + (arc->width >> 1);
495 	    slice->edge1.stepx = 0;
496 	    slice->edge1.e = 0;
497 	    slice->edge1.dx = -1;
498 	    slice->edge2_top = !slice->edge1_top;
499 	    slice->edge2 = slice->edge1;
504 		slice->edge1.dx = -slice->edge1.dx;
506 		slice->edge1.dx = -slice->edge1.dx;
507 	    k = ceil(((x1 + x2) * slice->edge1.dy - (y1 + y2) * slice->edge1.dx) / 2.0);
508 	    slice->edge2.dx = slice->edge1.dx;
509 	    slice->edge2.dy = slice->edge1.dy;
510 	    slice->edge1_top = signdy < 0;
511 	    slice->edge2_top = !slice->edge1_top;
512 	    miGetArcEdge(arc, &slice->edge1, k,
513 			 slice->edge1_top, !slice->edge1_top);
514 	    miGetArcEdge(arc, &slice->edge2, k,
515 			 slice->edge2_top, slice->edge2_top);
651     miArcSliceRec slice;
659     miFillArcSliceSetup(arc, &slice, pGC);
662     if (slice.flip_top || slice.flip_bot)
677 	slice.edge1.x += pDraw->x;
678 	slice.edge2.x += pDraw->x;
685 	MIARCSLICESTEP(slice.edge1);
686 	MIARCSLICESTEP(slice.edge2);
687 	if (miFillSliceUpper(slice))
690 	    MIARCSLICEUPPER(xl, xr, slice, slw);
691 	    ADDSLICESPANS(slice.flip_top);
693 	if (miFillSliceLower(slice))
696 	    MIARCSLICELOWER(xl, xr, slice, slw);
697 	    ADDSLICESPANS(slice.flip_bot);
715     miArcSliceRec slice;
723     miFillArcSliceSetup(arc, &slice, pGC);
726     if (slice.flip_top || slice.flip_bot)
741 	slice.edge1.x += pDraw->x;
742 	slice.edge2.x += pDraw->x;
749 	MIARCSLICESTEP(slice.edge1);
750 	MIARCSLICESTEP(slice.edge2);
751 	if (miFillSliceUpper(slice))
754 	    MIARCSLICEUPPER(xl, xr, slice, slw);
755 	    ADDSLICESPANS(slice.flip_top);
757 	if (miFillSliceLower(slice))
760 	    MIARCSLICELOWER(xl, xr, slice, slw);
761 	    ADDSLICESPANS(slice.flip_bot);