Добавить общие графики, декодер KONOR и порт STM32 bxCAN

c/set-protocol/include/pcan_gas.h

@@ -10,7 +10,7 @@
  * Транспорт ProtoCAN (MsgType = 0b0011) кладёт в MsgBody адрес первого
  * регистра, а в данные - до 4 регистров подряд, младшим байтом вперёд.
  * Это ровно то, что делает PROTOCAN_SEND_GENERAL_ADDRESS_SPACE()
- * в SETCAN/Src/protocan.c, поэтому обмен совместим с существующими
+ * в ports/stm32-bxcan/protocan.c, поэтому обмен совместим с существующими
  * устройствами.
  *
  * Запрос на чтение кодируется кадром GAS с DLC = 0: в исходном коде

c/set-protocol/include/pcan_id.h

@@ -2,7 +2,7 @@
  * @file    pcan_id.h
  * @brief   Упаковка и разбор 29-битного идентификатора ProtoCAN.
  *
- * Раскладка (соответствует ProtoCanId_t из SETCAN/Inc/protocan.h):
+ * Раскладка (ProtoCanId_t из ports/stm32-bxcan/protocan.h, бывший SETCAN):
  *
  *   биты 28    Priority
  *        27    Route

c/set-protocol/include/set_plot.h

@@ -0,0 +1,35 @@
+/** @file set_plot.h
+ * @brief Toolkit-independent plot interaction math shared by JNI and ctypes.
+ * Coordinates are doubles in the caller's units. No allocation or global state.
+ */
+#ifndef SET_PLOT_H
+#define SET_PLOT_H
+#include "pcan_abi.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum set_plot_operation {
+    SET_PLOT_TRANSFORM = 0, /* x,y,w,h, zoomX,zoomY, panX,panY, focusX,focusY -> x,y,w,h */
+    SET_PLOT_AXIS = 1,      /* deltaX,deltaY,slop -> 0=none, 1=X, 2=Y */
+    SET_PLOT_FRACTION = 2,  /* value,low,high,inverted -> fraction (not clamped) */
+    SET_PLOT_VALUE = 3,     /* fraction,low,high,inverted -> value (not clamped) */
+    SET_PLOT_DRAG = 4,      /* initial,deltaPixels,length,low,high,inverted -> clamped value */
+    SET_PLOT_TICK_STEP = 5, /* range,lengthPixels -> nice step */
+    SET_PLOT_DELTA = 6      /* A,B,multiplier -> (B-A)*multiplier */
+};
+
+/** Version of this plot ABI, independently of the transport ABI. */
+PCAN_ABI_API uint32_t set_plot_abi_version(void);
+/** Evaluates one operation. Returns output count, or 0 for invalid arguments.
+ * TRANSFORM rejects malformed viewports; invalid gesture values return the
+ * unchanged viewport. Zoom is restricted to 1..128, with focus anchoring.
+ * Screen fractions increase downwards; set inverted=1 for the Y value axis.
+ */
+PCAN_ABI_API size_t set_plot_eval(uint32_t operation, const double *input,
+    size_t count, double *output, size_t capacity);
+
+#ifdef __cplusplus
+}
+#endif
+#endif

c/set-protocol/include/set_spectrum.h

@@ -0,0 +1,34 @@
+/** Shared host-side FFT for Android/JNI and desktop/ctypes; no GUI dependencies. */
+#ifndef SET_SPECTRUM_H
+#define SET_SPECTRUM_H
+#include "pcan_abi.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SET_SPECTRUM_MAX 16384U
+enum { SET_WINDOW_RECT, SET_WINDOW_HANN, SET_WINDOW_HAMMING, SET_WINDOW_BLACKMAN, SET_WINDOW_FLATTOP };
+enum { SET_FILTER_NONE, SET_FILTER_LOW_PASS, SET_FILTER_HIGH_PASS, SET_FILTER_BAND_PASS, SET_FILTER_NOTCH };
+enum { SET_SPECTRUM_OK, SET_SPECTRUM_SHORT, SET_SPECTRUM_INVALID, SET_SPECTRUM_TIMING,
+       SET_SPECTRUM_CUTOFF, SET_SPECTRUM_MEMORY };
+
+/** Analyze the last power-of-two block (16 <= N <= max_size).
+ * times are seconds, strictly increasing; values must be finite. Fs is measured
+ * from timestamps, never taken from the requested acquisition rate. Interval
+ * deviations >50% of the mean are rejected; smaller jitter is linearly resampled.
+ * Filter: second-order Butterworth LP/HP, their cascade for band pass, notch Q=30.
+ * low_hz: HP/band lower cutoff or notch center; high_hz: LP/band upper cutoff.
+ * Each block starts the causal filters at steady state for its first sample.
+ * Processing order: resample, optional mean removal, filter, periodic window, FFT.
+ * Output: one-sided PEAK amplitude, normalized by window sum, DC/Nyquist not doubled.
+ * Caller supplies max_size/2+1 amplitudes; meta = {N, Fs, max relative jitter}.
+ * Inputs are immutable. Scratch memory is bounded by 2*N doubles, allocated here.
+ */
+PCAN_ABI_API int set_spectrum_analyze(const double *times, const double *values, size_t count,
+    size_t max_size, int window, int filter, double low_hz, double high_hz, int remove_mean,
+    double *amplitudes, size_t capacity, double *meta);
+
+#ifdef __cplusplus
+}
+#endif
+#endif

c/set-protocol/include/set_trends.h

@@ -0,0 +1,54 @@
+/** @file set_trends.h
+ * @brief Shared GUI trend decoding and GUI v1 GAS subscription payloads.
+ * No transport, rendering, allocation or global state. JNI/ctypes call the
+ * same exported functions; flags use the existing AA55 bridge ABI.
+ */
+#ifndef SET_TRENDS_H
+#define SET_TRENDS_H
+#include "pcan_abi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SET_TREND_CAN_GAS 1U
+#define SET_TREND_CAN_RAW 2U
+#define SET_TREND_NO_VALUE INT32_MIN
+#define SET_TREND_WATCH_MAX 64U
+
+/** Convert one wire word, without implementation-defined signed casts. */
+PCAN_ABI_API int32_t set_trend_word_value(uint16_t word, uint8_t is_signed);
+
+/** Return a decoded value or SET_TREND_NO_VALUE for a nonmatching/invalid frame.
+ * GAS requires Route=FROM_DEVICE, exact DeviceType/DeviceID, and an even DLC.
+ * TX echoes, RTR and error frames are always ignored. RAW offset is in bytes.
+ */
+PCAN_ABI_API int32_t set_trend_can_value(
+    uint8_t source, uint32_t address, uint8_t device_type, uint8_t device,
+    uint8_t byte_offset, uint8_t extended, uint8_t is_signed,
+    uint32_t can_id, uint8_t flags, const uint8_t *data, size_t size);
+
+/** Encode period:u16 + count:u16 + addresses[count]:u16, little-endian.
+ * A zero period/count is an unsubscribe. Returns 0 on invalid arguments.
+ */
+PCAN_ABI_API size_t set_trend_watch_request(
+    uint16_t period_ms, const uint16_t *addresses, size_t count,
+    uint8_t *output, size_t capacity);
+
+/** Accept only an exact acknowledgement of the entire ordered subscription.
+ * The device may omit unknown addresses. Partial acceptance must NOT be used:
+ * its acknowledgement has no address list, so index-to-address mapping is lost.
+ */
+PCAN_ABI_API int set_trend_watch_ack(
+    const uint8_t *payload, size_t size, uint16_t period_ms, size_t count);
+
+/** Decode timestamp:u32 + count:u16 + words. Returns count, or -1 on error.
+ * Timestamp is device-local; GUI plot clocks should use their own monotonic time.
+ */
+PCAN_ABI_API int set_trend_watch_values(
+    const uint8_t *payload, size_t size, uint16_t *words, size_t capacity);
+
+#ifdef __cplusplus
+}
+#endif
+#endif