Searched refs:dxdy (Results 1 - 11 of 11) sorted by relevance

/external/mesa3d/src/mesa/swrast/
H A Ds_aatritemp.h182 const GLfloat dxdy = majDx / majDy; variable
183 const GLfloat xAdj = dxdy < 0.0F ? -dxdy : 0.0F;
189 GLfloat x = pMin[0] - (yMin - iy) * dxdy;
251 const GLfloat dxdy = majDx / majDy;
252 const GLfloat xAdj = dxdy > 0 ? dxdy : 0.0F;
258 GLfloat x = pMin[0] - (yMin - iy) * dxdy;
H A Ds_tritemp.h119 GLfloat dxdy; /* dx/dy */ member in struct:__anon15320
254 eMaj.dxdy = eMaj.dx / eMaj.dy;
255 eMaj.fdxdy = SignedFloatToFixed(eMaj.dxdy);
258 eMaj.fsx = eMaj.fx0 + (GLfixed) (eMaj.adjy * eMaj.dxdy);
267 eTop.dxdy = eTop.dx / eTop.dy;
268 eTop.fdxdy = SignedFloatToFixed(eTop.dxdy);
271 eTop.fsx = eTop.fx0 + (GLfixed) (eTop.adjy * eTop.dxdy);
277 eBot.dxdy = eBot.dx / eBot.dy;
278 eBot.fdxdy = SignedFloatToFixed(eBot.dxdy);
281 eBot.fsx = eBot.fx0 + (GLfixed) (eBot.adjy * eBot.dxdy);
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H A Ds_aaline.c415 GLfloat dxdy = line->dx / line->dy; local
455 xLeft += dxdy;
456 xRight += dxdy;
/external/skia/samplecode/
H A DSamplePathClip.cpp90 double dxdy = (double)(p1.fX - p0.fX) / (p1.fY - p0.fY); local
92 p0.fX = SkDoubleToScalar(p0.fX + dxdy * (bounds.top() - p0.fY));
96 p1.fX = SkDoubleToScalar(p1.fX + dxdy * (bounds.bottom() - p1.fY));
121 float y = SkDoubleToScalar(p0.fY + (bounds.left() - p0.fX) / dxdy);
127 float y = SkDoubleToScalar(p0.fY + (bounds.right() - p0.fX) / dxdy);
/external/mesa3d/src/gallium/drivers/llvmpipe/
H A Dlp_setup_line.c438 const float dxdy = dx / dy; local
464 float xintersect = fracf(v1[0][0]) + y1diff * dxdy;
482 float xintersect = fracf(v2[0][0]) + y2diff * dxdy;
502 x_offset_end = y_offset_end * dxdy;
506 x_offset = y_offset * dxdy;
513 x_offset = y_offset * dxdy;
518 x_offset_end = y_offset_end * dxdy;
/external/mesa3d/src/gallium/drivers/softpipe/
H A Dsp_setup.c57 float dxdy; /**< dx/dy */ member in struct:edge
687 setup->emaj.dxdy = setup->emaj.dy ? setup->emaj.dx / setup->emaj.dy : .0f;
688 setup->emaj.sx = vmin_x + (setup->emaj.sy - vmin_y) * setup->emaj.dxdy;
692 setup->etop.dxdy = setup->etop.dy ? setup->etop.dx / setup->etop.dy : .0f;
693 setup->etop.sx = vmid_x + (setup->etop.sy - vmid_y) * setup->etop.dxdy;
697 setup->ebot.dxdy = setup->ebot.dy ? setup->ebot.dx / setup->ebot.dy : .0f;
698 setup->ebot.sx = vmin_x + (setup->ebot.sy - vmin_y) * setup->ebot.dxdy;
747 int left = (int)(eleft->sx + y * eleft->dxdy);
748 int right = (int)(eright->sx + y * eright->dxdy);
771 eleft->sx += lines * eleft->dxdy;
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/external/skia/src/core/
H A DSkPathRef.cpp620 SkVector dxdy;
623 dxdy.set(SkScalarAbs(v1_0.fX), SkScalarAbs(v2_1.fY));
626 dxdy.set(SkScalarAbs(v2_1.fX), SkScalarAbs(v2_1.fY));
629 dxdy.set(SkScalarAbs(v2_1.fX), SkScalarAbs(v1_0.fY));
638 radii[corner] = dxdy;
/external/skia/src/pathops/
H A DSkOpSegment.cpp813 SkDVector dxdy = (*CurveDSlopeAtT[this->verb()])(this->pts(), this->weight(), t); local
814 SkDLine perp = {{ cPt, {cPt.fX + dxdy.fY, cPt.fY - dxdy.fX} }};
1616 SkDVector dxdy = (*CurveDDSlopeAtT[fVerb])(curvePart, 0.5f); local
1618 SkDLine ray = {{{midPt.fX, midPt.fY}, {partMidPt.fX + dxdy.fY, partMidPt.fY - dxdy.fX}}};
H A DSkOpCoincidence.cpp300 SkDVector dxdy = baseSeg->dSlopeAtT(base->t()); local
302 SkDLine ray = {{{pt.fX, pt.fY}, {pt.fX + dxdy.fY, pt.fY - dxdy.fX}}};
H A DSkPathOpsTSect.h358 SkDVector dxdy = c1.dxdyAtT(t); local
359 SkDLine perp = {{ cPt, {cPt.fX + dxdy.fY, cPt.fY - dxdy.fX} }};
1590 SkDVector dxdy = this->fCurve.dxdyAtT(t); local
1592 return dxdy.dot(dxdy2) >= 0;
H A DSkPathOpsDebug.cpp1503 SkDVector dxdy = baseSeg->dSlopeAtT(base->t()); local
1505 SkDLine ray = {{{pt.fX, pt.fY}, {pt.fX + dxdy.fY, pt.fY - dxdy.fX}}};

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