adding control and correct patterns

RpiLedBars/README.md

@@ -55,7 +55,7 @@ sudo apt install libasound2-dev wiringpi
 
 ~~~bash
 sudo apt install libfftw3-dev libasound2-dev libtool automake
-cd cava
+cd cava_
 ./autogen.sh
 ./configure
 make
@@ -68,6 +68,8 @@ sudo make install
 grep "Access point conf" $(find /etc -type f)
 ~~~
 
+* https://learn.sparkfun.com/tutorials/setting-up-a-raspberry-pi-3-as-an-access-point/all
+
 ## Biblio:
 
 ### Art-Net

RpiLedBars/src/rpi_midi_controller.c

@@ -187,6 +187,7 @@ void handle_in_port_events(snd_seq_event_t *ev) {
 
   case SND_SEQ_EVENT_CONTROLLER:
     switch (ev->data.control.param) {
+    /* Pots */
     case 1:
       set_sensitivity(destChannel, ev->data.control.value);
       break;
@@ -202,6 +203,20 @@ void handle_in_port_events(snd_seq_event_t *ev) {
     case 5:
       set_gravity(ev->data.control.value);
       break;
+    case 6:
+      set_saturation(destChannel, ev->data.control.value);
+      break;
+    case 7:
+      set_hue_auto_shift_interval(destChannel, ev->data.control.value);
+      break;
+    case 8:
+      set_hue_auto_shift_speed(destChannel, ev->data.control.value);
+      break;
+
+    /* Pads in CC */
+    case 26:
+      set_hue_auto_shift(ev->data.control.value != 0);
+      break;
 
     default:
       log_debug("CONTROLLER : ch %#04x - param %u - value %d", ev->data.control.channel,

RpiLedBars/src/rpi_param.c

@@ -22,9 +22,17 @@
  **************************************************************************************************/
 
 pixled_param_t const dummyPixledParam = {.chanLedCount = 0};
-auton_param_t const dummyAutonParam = {.sensitivity = 10, .gravity = 80, .pattern = 2};
+auton_param_t const dummyAutonParam = {
-ledbar_param_t const dummyLedbarParam = {
+    .sensitivity = 10, .gravity = 80, .pattern = 1, .isHueAutoShiftEnabled = true};
-    .sensitivity = 1., .hueBase = 121, .hueInterval = -100, .luminosity = 20, .saturation = 255};
+ledbar_param_t const dummyLedbarParam = {.sensitivity = 1.,
+                                         .hueBase = 121,
+                                         .hueInterval = -100,
+                                         .hueAutoShift = 0,
+                                         .hueAutoShiftInterval = 0,
+                                         .hueAutoShiftSpeed = 1.,
+                                         .isIncreasing = false,
+                                         .luminosity = 20,
+                                         .saturation = 180};
 
 /***************************************************************************************************
  * Persistent Variables
@@ -61,6 +69,18 @@ void set_gravity(int8_t gravity8) {
   log_debug("Gravity : %d", param.auton.gravity);
 }
 
+void set_hue_auto_shift(bool HasToBeEnabled) {
+  if (HasToBeEnabled != param.auton.isHueAutoShiftEnabled) {
+    param.auton.isHueAutoShiftEnabled = HasToBeEnabled;
+    log_debug("Hue auto shift : %s", HasToBeEnabled ? "Enabled" : "Disabled");
+    if (!HasToBeEnabled) {
+      for (size_t i = 0; i < LED_NCHANS; ++i) {
+        param.ledbar[i].hueAutoShift = 0;
+      }
+    }
+  }
+}
+
 void set_sensitivity(int channel, int8_t sensitivity8) {
   float sensitivity = pow(1.065, sensitivity8 - INT8_MAX / 2);
   if (channel >= LED_NCHANS) {
@@ -85,8 +105,12 @@ void set_hue_base(int channel, int8_t hueBase8) {
 
 void set_hue_interval(int channel, int8_t hueInterval8) {
   int16_t hueInterval = hueInterval8 - ((INT8_MAX + 1) / 2);
-  if (hueInterval != 0) {
+  if (-30 <= hueInterval && hueInterval <= 30) {
-    hueInterval = hueInterval * HUEINTERVAL_MAX / (INT8_MAX / 2);
+    hueInterval = hueInterval * (HUEINTERVAL_MAX + 1) / 30;
+  } else if (hueInterval <= -30) {
+    hueInterval = 22 * (hueInterval + 30) - HUEINTERVAL_MAX;
+  } else {
+    hueInterval = 22 * (hueInterval - 30) + HUEINTERVAL_MAX;
   }
 
   if (channel < LED_NCHANS) {
@@ -96,9 +120,39 @@ void set_hue_interval(int channel, int8_t hueInterval8) {
       param.ledbar[i].hueInterval = hueInterval;
     }
   }
-  log_debug("Hue interval [%2d] : %d - [%u, %hu]", channel, hueInterval,
+  log_debug("Hue interval [%2d] : %d", channel, hueInterval);
-            param.ledbar[0].hueBase * UINT16_MAX / HUE_MAX,
+}
-            (param.ledbar[0].hueBase + hueInterval) * UINT16_MAX / HUE_MAX);
+
+void set_hue_auto_shift_interval(int channel, int8_t hueInterval8) {
+  int16_t hueInterval = hueInterval8 - ((INT8_MAX + 1) / 2);
+  if (-30 <= hueInterval && hueInterval <= 30) {
+    hueInterval = hueInterval * (HUEINTERVAL_MAX + 1) / 30;
+  } else if (hueInterval <= -30) {
+    hueInterval = 22 * (hueInterval + 30) - HUEINTERVAL_MAX;
+  } else {
+    hueInterval = 22 * (hueInterval - 30) + HUEINTERVAL_MAX;
+  }
+
+  if (channel < LED_NCHANS) {
+    param.ledbar[channel].hueAutoShiftInterval = hueInterval;
+  } else {
+    for (size_t i = 0; i < LED_NCHANS; ++i) {
+      param.ledbar[i].hueAutoShiftInterval = hueInterval;
+    }
+  }
+  log_debug("Hue auto shift interval [%2d] : %d", channel, hueInterval);
+}
+
+void set_hue_auto_shift_speed(int channel, int8_t hueSpeed8) {
+  float hueSpeed = pow(1.065, hueSpeed8 - INT8_MAX / 2);
+  if (channel < LED_NCHANS) {
+    param.ledbar[channel].hueAutoShiftSpeed = hueSpeed;
+  } else {
+    for (size_t i = 0; i < LED_NCHANS; ++i) {
+      param.ledbar[i].hueAutoShiftSpeed = hueSpeed;
+    }
+  }
+  log_debug("Hue auto shift speed [%2d] : %d", channel, hueSpeed);
 }
 
 void set_luminosity(int channel, int8_t luminosity8) {
@@ -113,6 +167,18 @@ void set_luminosity(int channel, int8_t luminosity8) {
   log_debug("Luminosity : %u", luminosity);
 }
 
+void set_saturation(int channel, int8_t saturation8) {
+  uint8_t saturation = saturation8 * UINT8_MAX / INT8_MAX;
+  if (channel < LED_NCHANS) {
+    param.ledbar[channel].saturation = saturation;
+  } else {
+    for (size_t i = 0; i < LED_NCHANS; ++i) {
+      param.ledbar[i].saturation = saturation;
+    }
+  }
+  log_debug("Saturation : %u", saturation);
+}
+
 /***************************************************************************************************
  * Internal Function Definitions
  **************************************************************************************************/

RpiLedBars/src/rpi_param.h

@@ -9,14 +9,15 @@
  * Includes
  **************************************************************************************************/
 
+#include <stdbool.h>
 #include <stdint.h>
 
 /***************************************************************************************************
  * Preprocessor Constants and Macros
  **************************************************************************************************/
 
-#define CHAN_MAXLEDS 6 * 60 // Maximum number of LEDs per channel
+#define CHAN_MAXLEDS 60 // Maximum number of LEDs per channel
-#define LED_NCHANS 8        // Number of LED channels (8 or 16)
+#define LED_NCHANS 8    // Number of LED channels (8 or 16)
 
 #define GLOBAL_CHANNEL 15
 
@@ -48,6 +49,7 @@ typedef struct {
   float sensitivity;
   unsigned int gravity;
   unsigned int pattern;
+  bool isHueAutoShiftEnabled;
 } auton_param_t;
 
 /**
@@ -57,6 +59,10 @@ typedef struct {
   float sensitivity;
   unsigned int hueBase;
   int hueInterval;
+  unsigned int hueAutoShift;
+  int hueAutoShiftInterval;
+  float hueAutoShiftSpeed;
+  bool isIncreasing;
   unsigned int luminosity;
   unsigned int saturation;
 } ledbar_param_t;
@@ -95,7 +101,14 @@ void set_pattern(unsigned int pattern);
 /**
  * \brief
  *
- * \param[in] pattern
+ * \param[in] HasToBeEnabled
+ */
+void set_hue_auto_shift(bool HasToBeEnabled);
+
+/**
+ * \brief
+ *
+ * \param[in] gravity8
  */
 void set_gravity(int8_t gravity8);
 
@@ -112,6 +125,12 @@ void set_hue_base(int channel, int8_t hueBase8);
 
 void set_hue_interval(int channel, int8_t hueInterval8);
 
+void set_hue_auto_shift_interval(int channel, int8_t hueInterval8);
+
+void set_hue_auto_shift_speed(int channel, int8_t hueSpeed8);
+
 void set_luminosity(int channel, int8_t luminosity8);
 
+void set_saturation(int channel, int8_t saturation8);
+
 #endif /* __RPI_PARAM_H__ */

RpiLedBars/src/rpi_pattern.c

@@ -8,6 +8,8 @@
 
 #include "rpi_pattern.h"
 
+#include <stdlib.h>
+
 #include "log.h"
 
 #include "drivers/leddriver/rpi_leddriver.h"
@@ -25,6 +27,11 @@
  * Persistent Variables
  **************************************************************************************************/
 
+/**
+ * Index to channel translattion
+ */
+int channelTranslation[LED_NCHANS] = {0, 1, 2, 3, 4, 6, 7, 5};
+
 /**
  * RGB data buffer. Persistency is not needed but, as of it size, it must be declared in heap
  */
@@ -53,6 +60,10 @@ unsigned int get_led_to_light_count(uint16_t barValue, unsigned int barIndex);
 
 unsigned int get_first_led_to_light(unsigned int barIndex);
 
+uint32_t get_hsv_color(unsigned int barIndex, float shiftRatio);
+
+void increment_autoshift(unsigned int barIndex);
+
 /***************************************************************************************************
  * External Function Definitions
  **************************************************************************************************/
@@ -68,14 +79,8 @@ void bounce_led_and_color(uint16_t *spectrumArray, unsigned int spectrumLength)
     barMax = apply_sensitivity(barMax, ledBarIndex);
     ledToLightCount = get_led_to_light_count(barMax, ledBarIndex);
 
-    int hueShift = (long)(ledToLightCount - 1) * param_access->ledbar[ledBarIndex].hueInterval /
+    uint32_t color = get_hsv_color(ledBarIndex, (ledToLightCount - 1) /
-                   (long)param_access->pixled.chanLedCount;
+                                                    (float)param_access->pixled.chanLedCount);
-    uint16_t hue = param_access->ledbar[ledBarIndex].hueBase + hueShift;
-    // log_trace("light %u leds on bar %u - hueShift : %d, hue %u", ledToLightCount, ledBarIndex,
-    //           hueShift, hue);
-    uint32_t color =
-        ColorHSV(hue * UINT16_MAX / HUEBASE_MAX, param_access->ledbar[ledBarIndex].saturation,
-                 param_access->ledbar[ledBarIndex].luminosity);
 
     for (size_t i = 0; i < ledToLightCount; ++i) {
       rgbData[i][ledBarIndex] = color;
@@ -85,6 +90,8 @@ void bounce_led_and_color(uint16_t *spectrumArray, unsigned int spectrumLength)
       rgbData[i][ledBarIndex] = 0x000000;
       rgb_txdata(rgbData[i], i);
     }
+
+    increment_autoshift(ledBarIndex);
   }
 
   leddriver_refresh();
@@ -102,12 +109,8 @@ void bounce_led(uint16_t *spectrumArray, unsigned int spectrumLength) {
     ledToLightCount = get_led_to_light_count(barMax, ledBarIndex);
 
     for (size_t i = 0; i < ledToLightCount; ++i) {
-      unsigned long hueShift = (long)i * param_access->ledbar[ledBarIndex].hueInterval /
+
-                               (long)param_access->pixled.chanLedCount;
+      uint32_t color = get_hsv_color(ledBarIndex, i / (float)param_access->pixled.chanLedCount);
-      uint16_t hue = param_access->ledbar[ledBarIndex].hueBase + hueShift;
-      uint32_t color =
-          ColorHSV(hue * UINT16_MAX / HUEBASE_MAX, param_access->ledbar[ledBarIndex].saturation,
-                   param_access->ledbar[ledBarIndex].luminosity);
       rgbData[i][ledBarIndex] = color;
       rgb_txdata(rgbData[i], i);
     }
@@ -115,6 +118,8 @@ void bounce_led(uint16_t *spectrumArray, unsigned int spectrumLength) {
       rgbData[i][ledBarIndex] = 0x000000;
       rgb_txdata(rgbData[i], i);
     }
+
+    increment_autoshift(ledBarIndex);
   }
 
   leddriver_refresh();
@@ -125,25 +130,26 @@ void bounce_led_and_travel(uint16_t *spectrumArray, unsigned int spectrumLength)
     size_t intervalSize = spectrumLength / LED_NCHANS;
     uint16_t barMax = 0;
     unsigned int ledToLightCount = 0, firstLedToLight = get_first_led_to_light(ledBarIndex);
+    uint32_t color = 0;
 
     barMax = get_max_on_interval(spectrumArray, spectrumLength, ledBarIndex * intervalSize,
                                  intervalSize);
     barMax = apply_sensitivity(barMax, ledBarIndex) / 4;
-    ledToLightCount = get_led_to_light_count(barMax, ledBarIndex);
+    ledToLightCount = get_led_to_light_count(barMax, ledBarIndex) + 1;
 
-    unsigned long hueShift = (long)(ledToLightCount - 1) * 4L *
+    if (!param_access->auton.isHueAutoShiftEnabled) {
-                             param_access->ledbar[ledBarIndex].hueInterval /
+      color = get_hsv_color(ledBarIndex,
-                             (long)param_access->pixled.chanLedCount;
+                            (ledToLightCount - 1) * 4L / (float)param_access->pixled.chanLedCount);
-    uint16_t hue = param_access->ledbar[ledBarIndex].hueBase + hueShift;
+    }
-    uint32_t color =
-        ColorHSV(hue * UINT16_MAX / HUEBASE_MAX, param_access->ledbar[ledBarIndex].saturation,
-                 param_access->ledbar[ledBarIndex].luminosity);
 
     for (size_t i = 0; i < ledToLightCount; ++i) {
       unsigned int ledIndex = firstLedToLight + i;
       ledIndex = ledIndex < param_access->pixled.chanLedCount
                      ? ledIndex
                      : ledIndex - param_access->pixled.chanLedCount;
+      if (param_access->auton.isHueAutoShiftEnabled) {
+        color = get_hsv_color(ledBarIndex, ledIndex / (float)param_access->pixled.chanLedCount);
+      }
       rgbData[ledIndex][ledBarIndex] = color;
       rgb_txdata(rgbData[ledIndex], ledIndex);
     }
@@ -155,6 +161,8 @@ void bounce_led_and_travel(uint16_t *spectrumArray, unsigned int spectrumLength)
       rgbData[ledIndex][ledBarIndex] = 0x000000;
       rgb_txdata(rgbData[ledIndex], ledIndex);
     }
+
+    increment_autoshift(ledBarIndex);
   }
 
   leddriver_refresh();
@@ -204,4 +212,49 @@ unsigned int get_first_led_to_light(unsigned int barIndex) {
   }
   baseLedIndexArray[barIndex] = firstLed;
   return firstLed;
+}
+
+uint32_t get_hsv_color(unsigned int barIndex, float shiftRatio) {
+  int hueShift = shiftRatio * param_access->ledbar[barIndex].hueInterval;
+  uint16_t hue = param_access->ledbar[barIndex].hueBase +
+                 (param_access->ledbar[barIndex].hueAutoShift) + hueShift;
+  // log_trace("hueAutoShift : %010x, hueShift : %d, hue %u",
+  //           param_access->ledbar[barIndex].hueAutoShift, hueShift, hue);
+  uint32_t color =
+      ColorHSV(hue * UINT16_MAX / HUEBASE_MAX, param_access->ledbar[barIndex].saturation,
+               param_access->ledbar[barIndex].luminosity);
+  return color;
+}
+
+void increment_autoshift(unsigned int barIndex) {
+  static float increment[LED_NCHANS];
+  if (param_access->auton.isHueAutoShiftEnabled) {
+    int const hueInterval = param_access->ledbar[barIndex].hueAutoShiftInterval;
+    int hueAutoShift = param_access->ledbar[barIndex].hueAutoShift;
+    if ((hueInterval > 0 && param_access->ledbar[barIndex].isIncreasing) ||
+        (hueInterval < 0 && !param_access->ledbar[barIndex].isIncreasing)) {
+      increment[barIndex] += param_access->ledbar[barIndex].hueAutoShiftSpeed;
+    } else if (hueInterval != 0) {
+      increment[barIndex] -= param_access->ledbar[barIndex].hueAutoShiftSpeed;
+    }
+
+    if (abs(increment[barIndex]) > 1) {
+      hueAutoShift += increment[barIndex];
+      increment[barIndex] = increment[barIndex] - (int)increment[barIndex];
+    }
+
+    if ((hueInterval > 0 && hueAutoShift < 0) || (hueInterval < 0 && hueAutoShift > 0)) {
+      hueAutoShift = -hueAutoShift;
+      param_access->ledbar[barIndex].isIncreasing = !param_access->ledbar[barIndex].isIncreasing;
+    } else if ((hueInterval > 0 && hueAutoShift > hueInterval) ||
+               (hueInterval < 0 && hueAutoShift < hueInterval)) {
+      hueAutoShift = hueInterval;
+      param_access->ledbar[barIndex].isIncreasing = !param_access->ledbar[barIndex].isIncreasing;
+    }
+    if (barIndex == 0) {
+      log_trace("hueInterval : %d, hueAutoShift : %d, increase : %s", hueInterval, hueAutoShift,
+                param_access->ledbar[barIndex].isIncreasing ? "yes" : "no");
+    }
+    param_access->ledbar[barIndex].hueAutoShift = hueAutoShift;
+  }
 }