void Snow::paint(RNLights & lights) {
unsigned long ms = getAnimationMillis();
snow.fade(ms);
do {
addSnowFlake();
lastUpdateMillis += parameters.msPerFlake;
}
while (lastUpdateMillis < ms);
if (info.getTaps())
for(int i = 0; i < parameters.flakesPerTap; i++)
addSnowFlake();
lights.copyPixels(snow);
lights.setBrightness(parameters.brightness);
}
void capOverallBrightness(RNLights & lights) {
uint8_t avgPixelBrightness = lights.getAvgPixelBrightness();
uint8_t avgBrightness = avgPixelBrightness * lights.getBrightness()/256;
if (avgBrightness > constants.brightnessChunkSize) {
int goal = scaleBrightness(avgBrightness);
int newBrightness = goal * 255 / avgPixelBrightness;
#ifdef RN_PRINT_BRIGHTNESS_ADJUSTMENTS
info->printf("Avg brightness is %d/%d, goal is %d, Reducing brightness from %d -> %d\n",
avgPixelBrightness, avgBrightness, goal, lights->getBrightness(), newBrightness);
#endif /* RN_PRINT_BRIGHTNESS_ADJUSTMENTS */
lights.setBrightness(newBrightness);
}
// else info.printf("Avg brightness is %d/%d\n", avgPixelBrightness, avgBrightness);
}
void RNInfo::showActivityWithBrightness(RNLights & lights, uint16_t minBrightness) {
int maxAdjustment = (256 - minBrightness);
float activity = getLocalActivity() * 6;
if (activity > 1.0)
activity = 1.0;
minBrightness += maxAdjustment * activity / 4;
if (minBrightness >= 256) return;
int b = 256;
int age = timeSinceLastTap() - 100;
if (age > 0)
b = 256 - age/2;
if (b < minBrightness)
b = minBrightness;
int newBrightness = b * lights.getBrightness() / 256;
#ifdef RN_PRINT_BRIGHTNESS_ADJUSTMENTS
printf("Changing brightness %d -> %d\n", lights.getBrightness(), newBrightness);
#endif /* RN_PRINT_BRIGHTNESS_ADJUSTMENTS */
lights.setBrightness(newBrightness);
}
