Adding broken line and sensor variant algorithm tests for sensors

Author: mgong98

Makefile.am

@@ -17,7 +17,8 @@ AM_CFLAGS = \
 
 AM_LDFLAGS = \
 	-Wl,--gc-sections \
-	-Wl,--as-needed
+	-Wl,--as-needed \
+  -lm
 
 if !DEBUG
 AM_CFLAGS += -DNDEBUG
@@ -30,7 +31,24 @@ check_PROGRAMS = run-unit-tests
 
 run_unit_tests_SOURCES =\
 	src/test/run_unit_tests.c \
-	src/test/test_utilfuncs.c
+	src/test/test_utilfuncs.c \
+	src/test/test_sensor_variant.c \
+	src/mxt-app/mxt_app.h \
+	src/mxt-app/broken_line.c \
+	src/mxt-app/sensor_variant.c \
+	src/mxt-app/polyfit.c \
+	src/mxt-app/menu.c \
+	src/mxt-app/bootloader.c \
+	src/mxt-app/diagnostic_data.c \
+	src/mxt-app/touch_app.c \
+	src/mxt-app/self_test.c \
+	src/mxt-app/bridge.c \
+	src/mxt-app/gr.c \
+	src/mxt-app/serial_data.c \
+	src/mxt-app/buffer.c \
+	src/mxt-app/buffer.h \
+	src/mxt-app/self_cap.c \
+	src/mxt-app/signal.c
 
 run_unit_tests_CFLAGS =\
 	-I$(top_srcdir)/src \
@@ -43,7 +61,7 @@ run_unit_tests_CFLAGS =\
 	-DMXT_VERSION=\"$(GIT_VERSION)\" \
 	-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
 
-run_unit_tests_LDFLAGS = -lcmocka -lmaxtouch
+run_unit_tests_LDFLAGS = -lcmocka -lmaxtouch -lm
 
 TESTS = run-unit-tests
 
@@ -82,6 +100,9 @@ EXTRA_mxt_app_DEPENDENCIES = git-version
 mxt_app_SOURCES =\
 	src/mxt-app/mxt_app.h \
 	src/mxt-app/mxt_app.c \
+	src/mxt-app/broken_line.c \
+        src/mxt-app/sensor_variant.c \
+        src/mxt-app/polyfit.c \
 	src/mxt-app/menu.c \
 	src/mxt-app/bootloader.c \
 	src/mxt-app/diagnostic_data.c \

README.md

@@ -245,6 +245,59 @@ deltas. Self capacitance measurements are only available on some devices.
 :   Set *DATATYPE* of the file. This will be automatically detected from the
     file itself in most cases.
 
+# BROKEN LINE DETECTION
+
+The broken line test scans the diagnostic data to identify touch sensor
+defects.
+
+`--broken-line`
+:   Run the broken line detection algorithm on the device
+
+`--dualx`
+: Indicate if sensor X lines are double connected
+
+`--x-center-threshold N`
+: Set threshold for X lines in center of sensor to N percent
+
+`--x-border-threshold N`
+: Set threshold for X lines at edge of sensor to N percent
+
+`--y-center-threshold N`
+: Set threshold for Y lines in center of sensor to N percent
+
+`--y-border-threshold N`
+: Set threshold for Y lines at edge of sensor to N percent
+
+`--pattern *PATTERN*`
+: set sensor *PATTERN* material to ITO or Xsense
+
+# SENSOR VARIANT ALGORITHM
+
+The sensor variant algorithm calculates all nodes of a channel
+to find the trend line of the reference.  A comparison is done
+between the real and expected sensor reference.
+
+`--sensor-variant`
+: Perform the Sensor Variant algorithm
+
+`--dualx`
+: Indicate if sensor X lines are double connected
+
+`--fail-if-any`
+: Fail the Sensor Variant test on any defects
+
+`--max-defects N`
+: Maximum No. of continuous defects
+
+`--upper-limit N`
+: Upper limit for regression, in percentage %
+
+`--lower-limit N`
+: Lower limit for regression, in percentage %
+
+`--matrix-size N`
+: The allowed matrix size
+
 # FINDING AND SPECIFYING DEVICE
 
 By default mxt-app will scan available devices and connect to the first device
@@ -506,6 +559,10 @@ To compile using autotools:
 To cross-compile:
 
     ./autogen.sh --host=arm-linux-gnueabi && make
+	
+    or, 
+	
+    ./autogen.sh --host=arm-linux-gnueabihf && make
 
 To enable debug:
 

VERSION

@@ -1 +1 @@
-1.27
+1.28

src/libmaxtouch/libmaxtouch.c

@@ -224,7 +224,6 @@ int mxt_new_device(struct libmaxtouch_ctx *ctx, struct mxt_conn_info *conn,
   return ret;
 }
 
-
 //******************************************************************************
 /// \brief Read information block
 /// \return #mxt_rc

src/libmaxtouch/libmaxtouch.h

@@ -108,10 +108,10 @@ enum mxt_rc {
   MXT_ERROR_NOENT = 30,                      /*!< No such file or directory */
   MXT_ERROR_SELFCAP_TUNE = 31,               /*!< Error processing self cap command */
   MXT_MSG_CONTINUE = 32,                     /*!< Continue processing messages */
-  MXT_ERROR_RESERVED = 33,                   /*!< Reserved value */
+  MXT_BROKEN_LINE_DETECTED = 33,             /*!< Broken Line Detected */
   MXT_DEVICE_IN_BOOTLOADER = 34,             /*!< Device is in bootloader mode */
   MXT_ERROR_OBJECT_IS_VOLATILE = 35,         /*!< Object is volatile */
-  MXT_ERROR_RESERVED2 = 36,                  /*!< Reserved value */
+  MXT_SENSOR_VARIANT_DETECTED = 36,          /*!< Sensor variant issue detected */
 };
 
 //******************************************************************************

src/mxt-app/Android.mk

@@ -5,6 +5,9 @@ LOCAL_CFLAGS += -DHAVE_LIBUSB -DMXT_VERSION=\"$(GIT_VERSION)\"
 LOCAL_C_INCLUDES := $(TOP_DIR)/src $(TOP_DIR)/lib/libusbdroid/code/src
 LOCAL_SRC_FILES := \
   mxt_app.c \
+  broken_line.c \
+  sensor_variant.c \
+  polyfit.c \
   menu.c \
   bootloader.c \
   diagnostic_data.c \