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https://github.com/eclipse/upm.git
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joystick12: Add Elecfreaks Joystic 1.2/1.4 support
This should also support similar analog joysticks Signed-off-by: izard <alexander.komarov@intel.com> Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com> Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
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@ -36,6 +36,7 @@ add_executable (mq9-example mq9.cxx)
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add_executable (tcs3414cs-example tcs3414cs.cxx)
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add_executable (th02-example th02.cxx)
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add_executable (lsm303-example lsm303.cxx)
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add_executable (joystick12-example joystick12-example.cxx)
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include_directories (${PROJECT_SOURCE_DIR}/src/hmc5883l)
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include_directories (${PROJECT_SOURCE_DIR}/src/grove)
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@ -66,6 +67,7 @@ include_directories (${PROJECT_SOURCE_DIR}/src/gas)
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include_directories (${PROJECT_SOURCE_DIR}/src/tcs3414cs)
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include_directories (${PROJECT_SOURCE_DIR}/src/th02)
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include_directories (${PROJECT_SOURCE_DIR}/src/lsm303)
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include_directories (${PROJECT_SOURCE_DIR}/src/joystick12)
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target_link_libraries (hmc5883l-example hmc5883l ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (groveled-example grove ${CMAKE_THREAD_LIBS_INIT})
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@ -105,3 +107,4 @@ target_link_libraries (mq9-example gas ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (tcs3414cs-example tcs3414cs ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (th02-example th02 ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (lsm303-example lsm303 ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (joystick12-example joystick12 ${CMAKE_THREAD_LIBS_INIT})
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64
examples/joystick12-example.cxx
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64
examples/joystick12-example.cxx
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/*
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* Author: Alexander Komarov <alexander.komarov@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <unistd.h>
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#include <iostream>
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#include <signal.h>
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#include "joystick12.h"
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#include <stdlib.h>
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#include <sys/time.h>
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int is_running = 0;
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upm::Joystick12 *sensor = NULL;
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void
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sig_handler(int signo)
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{
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printf("got signal\n");
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if (signo == SIGINT) {
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is_running = 1;
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}
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}
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//! [Interesting]
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int
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main(int argc, char **argv)
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{
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sensor = new upm::Joystick12(0,1);
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signal(SIGINT, sig_handler);
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while (!is_running) {
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float x = sensor->getXInput();
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float y = sensor->getYInput();
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std::cout << "Driving X:" << x << ": and Y:" << y << std::endl;
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sleep(1);
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}
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std::cout << "exiting application" << std::endl;
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delete sensor;
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return 0;
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}
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//! [Interesting]
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5
src/joystick12/CMakeLists.txt
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5
src/joystick12/CMakeLists.txt
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set (libname "joystick12")
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set (libdescription "ElecFreaks Joystick 1.2")
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set (module_src ${libname}.cxx)
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set (module_h ${libname}.h)
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upm_module_init()
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85
src/joystick12/joystick12.cxx
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85
src/joystick12/joystick12.cxx
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/*
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* Author: Alexander Komarov <alexander.komarov@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <iostream>
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#include <unistd.h>
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#include <stdlib.h>
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#include <functional>
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#include <string.h>
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#include "joystick12.h"
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using namespace upm;
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// FIXME AK: to make configurable if needed
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const int Joystick12::X_left = 100;
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const int Joystick12::X_center = 1610;
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const int Joystick12::X_right= 4070;
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const int Joystick12::Y_left = 2;
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const int Joystick12::Y_center = 1610;
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const int Joystick12::Y_right= 4070;
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Joystick12::Joystick12(int pinX, int pinY) {
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mraa_result_t error;
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m_joystickCtxX = mraa_aio_init(pinX);
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m_joystickCtxY = mraa_aio_init(pinY);
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}
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Joystick12::~Joystick12() {
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// close inputs
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mraa_result_t error;
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error = mraa_aio_close(m_joystickCtxX);
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if (error != MRAA_SUCCESS) {
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mraa_result_print(error);
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}
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error = mraa_aio_close(m_joystickCtxY);
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if (error != MRAA_SUCCESS) {
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mraa_result_print(error);
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}
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}
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float Joystick12::getXInput() {
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float in = mraa_aio_read (m_joystickCtxX);
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if (in < X_left) return -1;
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if (in < X_center) return -(X_center - in) / (X_center - X_left);
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if (in == X_center) return 0;
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if (in < X_right) return (in - X_center) / (X_right - X_center);
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if (in >= X_right) return 1;
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mraa_result_print(MRAA_ERROR_UNSPECIFIED);
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return 0;
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}
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float Joystick12::getYInput() {
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float in = mraa_aio_read (m_joystickCtxY);
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if (in < Y_left) return -1;
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if (in < Y_center) return -(Y_center - in) / (Y_center - Y_left);
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if (in == Y_center) return 0;
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if (in < Y_right) return (in - Y_center) / (Y_right - Y_center);
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if (in >= Y_right) return 1;
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mraa_result_print(MRAA_ERROR_UNSPECIFIED);
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return 0;
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}
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82
src/joystick12/joystick12.h
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82
src/joystick12/joystick12.h
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/*
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* Author: Alexander Komarov <alexander.komarov@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <string>
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#include <mraa/gpio.h>
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#include <mraa/aio.h>
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namespace upm {
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/**
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* @brief C++ API for Elecfreaks Joystick v 1.2-1.4 breakout
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*
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* This file defines the Joystick API and implemntation for X, Y
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* button could be treated as normal GPIO, this enables easier
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* interrupt support
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*
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* @snippet joystick12-example.cxx Interesting
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*
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*/
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class Joystick12 {
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public:
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/**
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* Instantiates a Joystick object
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*
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* @param pinX analog pin where X input is connected
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* @param pinY analog pin where Y input is connected
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*/
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Joystick12(int pinX, int pinY);
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/**
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* Joystick object destructor
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*/
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~Joystick12();
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/**
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* Get X input
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* @return float X value, range from -1 to 1. 0 is mid
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*/
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float getXInput();
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/**
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* Get Y input
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*
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* @return float Y value, range from -1 to 1. 0 is mid
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*/
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float getYInput();
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private:
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mraa_aio_context m_joystickCtxX;
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mraa_aio_context m_joystickCtxY;
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static const int X_left;
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static const int X_center;
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static const int X_right;
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static const int Y_left;
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static const int Y_center;
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static const int Y_right;
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};
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};
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8
src/joystick12/jsupm_joystick12.i
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8
src/joystick12/jsupm_joystick12.i
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%module jsupm_joystick12
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%include "../upm.i"
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%{
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#include "joystick12.h"
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%}
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%include "joystick12.h"
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11
src/joystick12/pyupm_joystick12.i
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11
src/joystick12/pyupm_joystick12.i
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%module pyupm_joystick12
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%include "../upm.i"
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%include "stdint.i"
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%feature("autodoc", "3");
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%include "joystick12.h"
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%{
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#include "joystick12.h"
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%}
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