1st version with c implementation of state engine

2017-11-25 23:58:24 +01:00
parent f6a3f4a5f3
commit e2209504da
17 changed files with 1409 additions and 188 deletions
--- a/src/LEDState.c
+++ b/src/LEDState.c
@@ -0,0 +1,113 @@
+/* LEDState.c */
+
+#include "LEDDefinition.h"
+#include "LEDState.h"
+#include "AnimationConfig.h"
+
+
+static LEDStateEngine theLEDStateEngine;
+
+void LEDStateEngine_setNumberOfLeds(int numberOfLeds) {
+	if (numberOfLeds < 1 || numberOfLeds > MAX_LEDS) {
+		LOG(LL_ERROR, ("Invalid number of LEDs %d", numberOfLeds));
+		numberOfLeds = MAX_LEDS;
+	}
+	theLEDStateEngine.numberOfLeds = numberOfLeds;
+}
+
+void LEDStateEngine_init(int numberOfLeds) {
+	LEDStateEngine_setNumberOfLeds(numberOfLeds);
+	theLEDStateEngine.comment = "";
+	for (int i=0; i<numberOfLeds; ++i) {
+		LEDstate_init(i, LEDDefinition_get(i));
+	}
+}
+
+void LEDStateEngine_addComment(char *comment) {
+	theLEDStateEngine.comment = comment;
+}
+
+uint16_t LEDStateEngine_getNumberOfLeds() {
+	return theLEDStateEngine.numberOfLeds;
+}
+
+
+void LEDStateEngine_tick() {
+	for (int i=0; i<theLEDStateEngine.numberOfLeds; ++i) {
+		LEDState_tick(i);
+	}
+}
+
+void LEDState_tick(int ledNum) {
+	LEDState *state = &theLEDStateEngine.ledState[ledNum];
+	if (/*state->index < 0 ||*/ state->index >= theLEDStateEngine.numberOfLeds)
+		return; // ignore LED entries, that are not setup correctly
+	state->currentTick++;
+	if (state->currentTick == state->nextTick) {
+		// perform/initiate next state change
+		state->currentAnimationStep = AnimationConfig_getNextAnimationStepForLED(ledNum, state->currentAnimationStep);
+		state->nextTick = state->currentTick + theAnimationConfig.animationStep[state->currentAnimationStep].durationTicks;
+		state->mode = theAnimationConfig.animationStep[state->currentAnimationStep].ledMode;
+		switch (state->mode) {
+			case LEDMode_on:
+				state->currentColor = state->onColor;
+				break;
+			case LEDMode_off:
+				state->currentColor = offColor;
+				break;
+			default:
+				state->currentColor = dimmedRedColor;
+				break;
+		}
+	}
+	// do animations, if necessary
+}
+
+LEDState *LEDStateEngine_getLedState(int n) {
+	if (n>=0 && n<theLEDStateEngine.numberOfLeds)
+		return &theLEDStateEngine.ledState[n];
+	LOG(LL_ERROR, ("*** LEDStateEngine_getLedState -- invalid LED number given: %d", n));
+	return &theLEDStateEngine.ledState[0];
+}
+
+/* LEDState */
+static int verifyLedNumber(int n) {
+	if (n < 0 || n >= theLEDStateEngine.numberOfLeds) {
+		LOG(LL_ERROR, ("*** Invalid LED number %d, set to zero", n));
+		n = 0;
+	}
+	return n;
+}
+
+void LEDstate_initDefault(int n, LEDMode defaultMode) {
+	n = verifyLedNumber(n);
+	LEDState *state = &theLEDStateEngine.ledState[n];
+	state->index = n;
+	state->mode = defaultMode;
+	state->nextTick = 0;
+	state->ledDefinition = LEDDefinition_get(n);
+}
+
+void LEDstate_init(int n, LEDDefinition *ledDefinition) {
+	n = verifyLedNumber(n);
+	LEDstate_initDefault(n, LEDMode_off);
+	LEDState *state = LEDStateEngine_getLedState(n);
+	state->index = n;
+	state->ledDefinition = ledDefinition;
+	state->onColor = ledDefinition->onColor;
+}
+
+
+int LEDState_getLedRed(int ledNum) {
+	LEDState *state = LEDStateEngine_getLedState(ledNum);
+	return state->currentColor.red;
+}
+int LEDState_getLedGreen(int ledNum) {
+	LEDState *state = LEDStateEngine_getLedState(ledNum);
+	return state->currentColor.green;
+}
+int LEDState_getLedBlue(int ledNum) {
+	LEDState *state = LEDStateEngine_getLedState(ledNum);
+	return state->currentColor.blue;
+}
+