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/system/core/libpixelflinger/
H A Dtrap.cpp521 int32_t dx01 = x0 - x1; local
528 if (dx01*dy20 < dy01*dx20) {
531 dx01 = x0 - x1;
554 int32_t ey0 = dy01 * (x0 - mx) - dx01 * (y0 - my);
560 if (dy01<0 || (dy01 == 0 && dx01>0)) ey0++;
593 ey0 += dx01 << TRI_FRACTION_BITS;

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