Lines Matching defs:xform
677 double *xform, double *inv_xform,
687 xform[0] = dx / pixelset;
688 xform[1] = xform[2] = 0.0;
689 xform[3] = dy / pixel;
696 temp = aa * xform[0] + cc * xform[1]; \
697 aa = aa * xform[2] + cc * xform[3]; \
698 xform[1] = bb * xform[0] + dd * xform[1]; \
699 xform[3] = bb * xform[2] + dd * xform[3]; \
700 xform[0] = temp; \
701 xform[2] = aa; \
710 *xmult = xform[0];
711 *ymult = xform[3];
717 det = xform[0] * xform[3] - xform[1] * xform[2];
723 inv_xform[0] = xform[3] / det;
724 inv_xform[1] = -xform[1] / det;
725 inv_xform[2] = -xform[2] / det;
726 inv_xform[3] = xform[0] / det;
760 double xform[4], inv_xform[4];
884 if (!compute_xform_matrix(vals, widthMult, heightMult, xform,
952 TRANSFORM_POINT(xform,
960 TRANSFORM_POINT(xform,
965 TRANSFORM_POINT(xform,
970 TRANSFORM_POINT(xform,
1462 double xform[4], inv_xform[4];
1468 if (!compute_xform_matrix(vals, widthMult, heightMult, xform,