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Lines Matching defs:Z0

341    float Z0 = k - t;
344 float z0 = z - Z0;
357 if (y0 >= z0) {
365 else if (x0 >= z0) {
383 if (y0 < z0) {
391 else if (x0 < z0) {
417 z1 = z0 - k1 + G3;
420 z2 = z0 - k2 + 2.0f * G3;
423 z3 = z0 - 1.0f + 3.0f * G3;
431 t0 = 0.6f - x0 * x0 - y0 * y0 - z0 * z0;
436 n0 = t0 * t0 * grad3(perm[ii + perm[jj + perm[kk]]], x0, y0, z0);
500 float Z0 = k - t;
505 float z0 = z - Z0;
510 * determine the magnitude ordering of x0, y0, z0 and w0.
518 int c2 = (x0 > z0) ? 16 : 0;
519 int c3 = (y0 > z0) ? 8 : 0;
522 int c6 = (z0 > w0) ? 1 : 0;
560 z1 = z0 - k1 + G4;
564 z2 = z0 - k2 + 2.0f * G4;
568 z3 = z0 - k3 + 3.0f * G4;
572 z4 = z0 - 1.0f + 4.0f * G4;
582 t0 = 0.6f - x0 * x0 - y0 * y0 - z0 * z0 - w0 * w0;
589 z0, w0);