Lines Matching defs:pressure
167 unsigned short pressure; // touch pressure
195 * Which pressure equation to use from ADS7846 datasheet.
211 * pressure equations.
225 // The X and Y plate resistance, needed to calculate pressure
227 // pressure resistance at which pen is considered down/up
230 int pressure_eqn; // eqn to use for pressure calc
267 * - computes touch screen pressure resistance
268 * - if pressure is above a threshold considered to be pen-down:
284 // Calculate touch pressure resistance
310 event.pressure = (unsigned short)Rt;
337 * Raw X,Y,pressure acquisition timer function. This triggers
408 // don't acq Z2, using 2nd eqn for touch pressure
535 * calculates touch pressure).