/
Camera.cpp
141 lines (114 loc) · 3.47 KB
/
Camera.cpp
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// The author disclaims copyright to this source code.
#include "Camera.h"
#include "Debug.h"
Camera::Camera(Clock* clk) :
Output() {
clock = clk;
configuration = new CameraConfiguration();
pressFocusTimestamp = 0;
pressShutterTimestamp = 0;
releaseBothTimestamp = 0;
finishTimestamp = 0;
iteration = 0;
state = READY;
clickRequested = false;
}
Camera::~Camera() {
}
void Camera::setup() {
Debug::getInstance()->debug("Camera::setup");
pinMode(CAMERA_FOCUS, OUTPUT);
pinMode(CAMERA_SHUTTER, OUTPUT);
digitalWrite(CAMERA_FOCUS, HIGH);
digitalWrite(CAMERA_SHUTTER, HIGH);
state = READY;
clickRequested = false;
}
void Camera::write() {
unsigned long now = clock->getTimestamp();
if (state == READY && clickRequested) {
iteration = configuration->getClickCount();
calculateWaitTimes();
state = WAIT_BEFORE_FOCUS;
} else if (state == WAIT_BEFORE_FOCUS && now > pressFocusTimestamp) {
digitalWrite(CAMERA_FOCUS, LOW);
Debug::getInstance()->info("Camera::write focus");
state = WAIT_BEFORE_SHUTTER;
} else if (state == WAIT_BEFORE_SHUTTER && now > pressShutterTimestamp) {
digitalWrite(CAMERA_SHUTTER, LOW);
Debug::getInstance()->info("Camera::write shutter");
state = WAIT_BEFORE_RELEASE;
} else if (state == WAIT_BEFORE_RELEASE && now > releaseBothTimestamp) {
digitalWrite(CAMERA_SHUTTER, HIGH);
digitalWrite(CAMERA_FOCUS, HIGH);
Debug::getInstance()->info("Camera::write release");
state = WAIT_BEFORE_FINISH;
} else if (state == WAIT_BEFORE_FINISH && now > finishTimestamp) {
Debug::getInstance()->info("Camera::write finish");
iteration--;
if (iteration > 0) {
calculateWaitTimes();
state = WAIT_BEFORE_FOCUS;
} else {
state = READY;
}
}
clickRequested = false;
}
void Camera::click() {
clickRequested = true;
}
void Camera::calculateWaitTimes() {
unsigned long now = clock->getTimestamp();
long int cameraShakeDelayMs = configuration->getCameraShakeDelayMs();
long int cameraSaveDurationMs = configuration->getCameraSaveDurationMs();
pressFocusTimestamp = now + cameraShakeDelayMs;
pressShutterTimestamp = pressFocusTimestamp + 10;
releaseBothTimestamp = pressShutterTimestamp + 40;
finishTimestamp = releaseBothTimestamp + cameraSaveDurationMs;
}
boolean Camera::isReady() {
return state == READY && !clickRequested;
}
Configuration* Camera::getConfiguration() {
return configuration;
}
CameraConfiguration::CameraConfiguration() {
}
CameraConfiguration::~CameraConfiguration() {
}
const int CameraConfiguration::getItemCount() {
return ITEM_COUNT;
}
const String* CameraConfiguration::getItemNames() {
static const String ITEM_NAMES[ITEM_COUNT] = //
{ "click count", "camera deshake", "camera busy" };
return ITEM_NAMES;
}
const String* CameraConfiguration::getItemUnits() {
static const String ITEM_UNITS[ITEM_COUNT] = //
{ "", "[ms]", "[ms]" };
return ITEM_UNITS;
}
long* CameraConfiguration::getItemValues() {
return itemValues;
}
const long* CameraConfiguration::getItemValuesMin() {
static const long ITEM_VALUES_MIN[ITEM_COUNT] = //
{ 1, 1, 1 };
return ITEM_VALUES_MIN;
}
const long* CameraConfiguration::getItemValuesMax() {
static const long ITEM_VALUES_MAX[ITEM_COUNT] = //
{ 100, 5000, 5000 };
return ITEM_VALUES_MAX;
}
long CameraConfiguration::getClickCount() {
return itemValues[ITEM_CLICK_COUNT];
}
long CameraConfiguration::getCameraShakeDelayMs() {
return itemValues[ITEM_CAMERA_SHAKE_DELAY_MS];
}
long CameraConfiguration::getCameraSaveDurationMs() {
return itemValues[ITEM_CAMERA_SAVE_DURATION_MS];
}