Lines Matching defs:gamma
1661 float bright, cont, gamma;
1667 gamma = (float)pPriv->gamma / 1000.0;
1670 /* overlay video also does pre-gamma contrast/sat adjust, should we? */
1683 if (gamma != 1.0) {
1685 /* note: gamma correction is out = in ^ gamma;
1687 in ^ gamma = 2 ^ (log2(in) * gamma).
1689 without gamma that's 3 inst, with gamma it's 10...
1690 could use different gamma factors per channel,
2146 OUT_RING_REG(R300_US_ALU_CONST_A(1), F_TO_24(gamma));
3257 float bright, cont, gamma;
3262 gamma = (float)pPriv->gamma / 1000.0;
3265 /* overlay video also does pre-gamma contrast/sat adjust, should we? */
3278 //XXX gamma
3701 OUT_ACCEL_REG_F(R500_GA_US_VECTOR_DATA, gamma);