kopia lustrzana https://gitlab.com/sane-project/backends
102 wiersze
3.5 KiB
C++
102 wiersze
3.5 KiB
C++
/* sane - Scanner Access Now Easy.
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Copyright (C) 2019 Povilas Kanapickas <povilas@radix.lt>
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This file is part of the SANE package.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA.
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As a special exception, the authors of SANE give permission for
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additional uses of the libraries contained in this release of SANE.
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The exception is that, if you link a SANE library with other files
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to produce an executable, this does not by itself cause the
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resulting executable to be covered by the GNU General Public
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License. Your use of that executable is in no way restricted on
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account of linking the SANE library code into it.
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This exception does not, however, invalidate any other reasons why
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the executable file might be covered by the GNU General Public
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License.
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If you submit changes to SANE to the maintainers to be included in
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a subsequent release, you agree by submitting the changes that
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those changes may be distributed with this exception intact.
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If you write modifications of your own for SANE, it is your choice
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whether to permit this exception to apply to your modifications.
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If you do not wish that, delete this exception notice.
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*/
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#ifndef BACKEND_GENESYS_MOTOR_H
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#define BACKEND_GENESYS_MOTOR_H
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#include <cstdint>
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#include <vector>
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struct Genesys_Motor_Slope
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{
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Genesys_Motor_Slope() = default;
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Genesys_Motor_Slope(int p_maximum_start_speed, int p_maximum_speed, int p_minimum_steps,
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float p_g) :
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maximum_start_speed(p_maximum_start_speed),
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maximum_speed(p_maximum_speed),
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minimum_steps(p_minimum_steps),
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g(p_g)
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{}
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// maximum speed allowed when accelerating from standstill. Unit: pixeltime/step
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int maximum_start_speed = 0;
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// maximum speed allowed. Unit: pixeltime/step
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int maximum_speed = 0;
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// number of steps used for default curve
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int minimum_steps = 0;
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/* power for non-linear acceleration curves.
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vs*(1-i^g)+ve*(i^g) where
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vs = start speed, ve = end speed,
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i = 0.0 for first entry and i = 1.0 for last entry in default table
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*/
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float g = 0;
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/* start speed, max end speed, step number */
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/* maximum speed (second field) is used to compute exposure as seen by motor */
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/* exposure=max speed/ slope dpi * base dpi */
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/* 5144 = max pixels at 600 dpi */
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/* 1288=(5144+8)*ydpi(=300)/base_dpi(=1200) , where 5152 is exposure */
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/* 6440=9660/(1932/1288) */
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// { 9560, 1912, 31, 0.8 },
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};
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struct Genesys_Motor
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{
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Genesys_Motor() = default;
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// id of the motor description
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uint8_t motor_id = 0;
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// motor base steps. Unit: 1/inch
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int base_ydpi = 0;
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// maximum resolution in y-direction. Unit: 1/inch
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int optical_ydpi = 0;
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// maximum step type. 0-2
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int max_step_type = 0;
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// slopes to derive individual slopes from
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std::vector<Genesys_Motor_Slope> slopes;
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};
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#endif // BACKEND_GENESYS_MOTOR_H
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