Lines Matching refs:t0
222 float t0 = 1.0f - x0 * x0;
223 /* if(t0 < 0.0f) t0 = 0.0f; // this never happens for the 1D case */
224 t0 *= t0;
225 n0 = t0 * t0 * grad1(perm[i0 & 0xff], x0);
261 float t0, t1, t2;
289 t0 = 0.5f - x0 * x0 - y0 * y0;
290 if (t0 < 0.0f)
293 t0 *= t0;
294 n0 = t0 * t0 * grad2(perm[ii + perm[jj]], x0, y0);
348 float t0, t1, t2, t3;
431 t0 = 0.6f - x0 * x0 - y0 * y0 - z0 * z0;
432 if (t0 < 0.0f)
435 t0 *= t0;
436 n0 = t0 * t0 * grad3(perm[ii + perm[jj + perm[kk]]], x0, y0, z0);
531 float t0, t1, t2, t3, t4;
582 t0 = 0.6f - x0 * x0 - y0 * y0 - z0 * z0 - w0 * w0;
583 if (t0 < 0.0f)
586 t0 *= t0;
588 t0 * t0 * grad4(perm[ii + perm[jj + perm[kk + perm[ll]]]], x0, y0,