Lines Matching defs:dr
74 double dr,
112 if (t * dr >= mindr)
148 if (t0 * dr >= mindr)
150 else if (t1 * dr >= mindr)
199 * dr = r₂ - r₁
200 * length(t·cd - pd) = r₁ + t·dr
204 * hypot(t·cdx - pdx, t·cdy - pdy) = r₁ + t·dr
208 * ⎷((t·cdx - pdx)² + (t·cdy - pdy)²) = r₁ + t·dr.
210 * If we impose (as stated earlier) that r₁ + t·dr >= 0, it becomes:
212 * (t·cdx - pdx)² + (t·cdy - pdy)² = (r₁ + t·dr)²
217 * = r₁² + 2·r₁·t·dr + t²·dr²
219 * (cdx² + cdy² - dr²)t² - 2(cdx·pdx + cdy·pdy + r₁·dr)t +
222 * A = cdx² + cdy² - dr²
223 * B = pdx·cdx + pdy·cdy + r₁·dr
286 * A = cdx² + cdy² - dr²
287 * B = pdx·cdx + pdy·cdy + r₁·dr