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use generic slope table generation for gl124

merge-requests/1/head
Stphane Voltz 2014-05-18 09:43:38 +02:00
rodzic c2e1bd6b4d
commit 3b0d8728f3
1 zmienionych plików z 18 dodań i 86 usunięć
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104
backend/genesys_gl124.c
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@ -302,74 +302,6 @@ static Sensor_Profile *get_sensor_profile(int sensor_type, int dpi, int half_ccd
}
/** @brief generate slope table
* Generate the slope table to use for the scan using a reference slope
* table.
* @param slope pointer to the slope table to fill
* @param steps pointer to return used step number
* @param dpi desired motor resolution
* @param exposure exposure used
* @param base_dpi base resolution of the motor
* @param step_type step type used for scan
* @param factor shrink factor for the slope
* @param motor_type motor id
*/
static int gl124_slope_table(uint16_t *slope,
int *steps,
int dpi,
int exposure,
int base_dpi,
int step_type,
int factor,
int motor_type,
Motor_Profile *motors)
{
int sum, i;
uint16_t target,current;
Motor_Profile *profile;
/* required speed */
target=((exposure * dpi) / base_dpi)>>step_type;
DBG (DBG_io2, "%s: target=%d\n", __FUNCTION__, target);
/* fill result with target speed */
for(i=0;i<SLOPE_TABLE_SIZE;i++)
slope[i]=target;
profile=sanei_genesys_get_motor_profile(motors, motor_type, exposure);
/* use profile to build table */
i=0;
sum=0;
/* first step is used unmodified */
current=profile->table[0];
/* loop on profile copying and apply step type */
while(i<SLOPE_TABLE_SIZE && current>=target)
{
slope[i]=current;
sum+=slope[i];
i++;
current=profile->table[i*factor]>>step_type;
}
if(i<3 && DBG_LEVEL >= DBG_warn)
{
DBG (DBG_warn,"%s: short slope table, failed to reach %d\n",__FUNCTION__,target);
}
/* ensure minimal slope size */
while(i<8)
{
sum+=slope[i];
i++;
}
/* return used steps and acceleration sum */
*steps=i;
return sum;
}
/* returns the max register bulk size */
static int
gl124_bulk_full_size (void)
@ -966,15 +898,15 @@ gl124_init_motor_regs_scan (Genesys_Device * dev,
sanei_genesys_set_double(reg,REG_SCANFED,4);
/* scan and backtracking slope table */
gl124_slope_table(scan_table,
&scan_steps,
yres,
scan_exposure_time,
dev->motor.base_ydpi,
scan_step_type,
factor,
dev->model->motor_type,
motors);
sanei_genesys_slope_table(scan_table,
&scan_steps,
yres,
scan_exposure_time,
dev->motor.base_ydpi,
scan_step_type,
factor,
dev->model->motor_type,
motors);
RIE(gl124_send_slope_table (dev, SCAN_TABLE, scan_table, scan_steps));
RIE(gl124_send_slope_table (dev, BACKTRACK_TABLE, scan_table, scan_steps));
@ -987,15 +919,15 @@ gl124_init_motor_regs_scan (Genesys_Device * dev,
{
fast_dpi*=3;
}
gl124_slope_table(fast_table,
&fast_steps,
fast_dpi,
scan_exposure_time,
dev->motor.base_ydpi,
scan_step_type,
factor,
dev->model->motor_type,
motors);
sanei_genesys_slope_table(fast_table,
&fast_steps,
fast_dpi,
scan_exposure_time,
dev->motor.base_ydpi,
scan_step_type,
factor,
dev->model->motor_type,
motors);
RIE(gl124_send_slope_table (dev, STOP_TABLE, fast_table, fast_steps));
RIE(gl124_send_slope_table (dev, FAST_TABLE, fast_table, fast_steps));