void OrganismCellWorld::calculateVortex()
{
for (auto vortexIter = vortices.begin(); vortexIter != vortices.end();)
{
sf::Vector2i pos = (*vortexIter).getPos();
// Is the tile occupied alive
if (cells[indexFromPos(pos.x, pos.y)].alive)
{
// Do we still have time left
if ((*vortexIter).ticksLeft > 0)
{
--(*vortexIter).ticksLeft;
toRemove += suck;
}
// Remove
else
{
// "Advance" vortexIter
vortexIter = vortices.erase(vortexIter);
continue;
}
}
// Advance vortexIter
++vortexIter;
}
}
void OrganismCellWorld::updateDeathChances()
{
for (auto& cell : cells)
{
cell.deathChance = 0.f;
}
const int cursorEffectSize = 10;
const float strength = 20.f;
const float maxChance = .30f; // This should be < 1-(cell die chance)
// Increase likelihood of cells being killed near cursor
for (int x = static_cast<int>(negCursor.x) - cursorEffectSize; x < static_cast<int>(negCursor.x) + cursorEffectSize; ++x)
{
for (int y = static_cast<int>(negCursor.y) - cursorEffectSize; y < static_cast<int>(negCursor.y) + cursorEffectSize; ++y)
{
size_t index = indexFromPos(x, y);
float dx1 = ECSE::wrapDifference(negCursor.x, static_cast<float>(x), static_cast<float>(width)),
dy1 = ECSE::wrapDifference(negCursor.y, static_cast<float>(y), static_cast<float>(height));
float dist = sqrt(dx1 * dx1 + dy1 * dy1);
if (dist == 0.f) cells[index].deathChance = maxChance;
else {
cells[index].deathChance = ECSE::clamp(0.f, maxChance, strength / (dist * dist * dist));
}
}
}
}
void OrganismCellWorld::calculateFood()
{
for (auto foodIter = food.begin(); foodIter != food.end(); )
{
sf::Vector2i pos = (*foodIter).getPos();
auto& cell = cells[indexFromPos(pos.x, pos.y)];
// Is the tile occupied alive and part of the player
if (cell.alive && cell.attached)
{
// Do we still have time left
if ((*foodIter).ticksLeft > 0)
{
--(*foodIter).ticksLeft;
toAdd += feed;
}
// Remove
else
{
// "Advance" foodIter
foodIter = food.erase(foodIter);
++score;
continue;
}
}
// Advance foodIter
++foodIter;
}
}
void OrganismCellWorld::moveCursor()
{
// Get input
float dxPos = engine->inputManager.getFloatValue(0),
dyPos = engine->inputManager.getFloatValue(1),
dxNeg = engine->inputManager.getFloatValue(2),
dyNeg = engine->inputManager.getFloatValue(3);
// 5 = width and height of cursor sprite
int indexPos = indexFromPos(static_cast<int>(posCursor.x + dxPos * 5.f), static_cast<int>(posCursor.y + dyPos * 5.f)),
indexNeg = indexFromPos(static_cast<int>(negCursor.x + dxPos * 5.f), static_cast<int>(negCursor.y + dyPos * 5.f));
auto movementPos = sf::Vector2f(dxPos, dyPos),
movementNeg = sf::Vector2f(dxNeg, dyNeg);
ECSE::normalize(movementPos);
ECSE::normalize(movementNeg);
// Move at full speed inside the cell
if (aliveCount >= 200)
{
if (cells[indexPos].alive)
{
posCursor += movementPos * 1.5f;
}
// Slower outside of the cell
else
{
posCursor += movementPos * 0.25f;
}
}
// Move slower inside the cell
if (cells[indexNeg].alive) {
negCursor += movementNeg * 0.25f;
}
// Faster outside of the cell
else {
negCursor += movementNeg * 1.5f;
}
// Mod to wrap
posCursor.x = static_cast<float>(fmod(posCursor.x + width, width));
posCursor.y = static_cast<float>(fmod(posCursor.y + height, height));
negCursor.x = static_cast<float>(fmod(negCursor.x + width, width));
negCursor.y = static_cast<float>(fmod(negCursor.y + height, height));
}
void OrganismCellWorld::init()
{
CellWorld<OrganismCell>::init();
// Set defaults for modifiers
modifiers.push_back(DIE_CHANCE_DEF);
modifiers.push_back(DIE_NEIGH_DEF);
modifiers.push_back(ALIVE_NEIGH_DEF);
// Give reference to modifiers
for (auto& cell : cells) {
cell.mods = &modifiers;
}
sf::Vector2i center
{
static_cast<int>(width / 2),
static_cast<int>(height / 2)
};
for (unsigned int x = 0; x < width; ++x)
{
for (unsigned int y = 0; y < height; ++y)
{
auto cell = &cells[indexFromPos(x, y)];
int dx = x - center.x;
int dy = y - center.y;
cell->alive = sqrt(dx * dx + dy * dy) < width * 0.15;
}
}
posCursor.x = static_cast<float>(center.x);
posCursor.y = static_cast<float>(center.y);
negCursor.x = static_cast<float>(center.x + 50);
negCursor.y = static_cast<float>(center.y);
indexOrganisms();
}
void OrganismCellWorld::redistributeCells()
{
size_t indexPosCur = indexFromPos(static_cast<int>(posCursor.x), static_cast<int>(posCursor.y));
if (cells[indexPosCur].organism != 0)
{
playerOrganism = cells[indexPosCur].organism;
}
for (auto& cell : cells)
{
cell.attached = cell.organism == playerOrganism;
}
std::map<unsigned, std::vector<size_t>> born;
std::map<unsigned, std::vector<size_t>> died;
std::vector<size_t> changed;
std::set<unsigned> organisms;
for (size_t i = 0; i < cells.size(); ++i)
{
auto& cell = cells[i];
if (cell.nextAlive && !cell.alive)
{
born[cell.organism].push_back(i);
organisms.insert(cell.organism);
}
else if (!cell.nextAlive && cell.alive)
{
died[cell.organism].push_back(i);
organisms.insert(cell.organism);
}
}
// DEBUG ADD/REMOVE FOOD
if (engine->inputManager.getIntValue(4) > 0) toAdd += 100;
else if (engine->inputManager.getIntValue(4) < 0) toRemove += 100;
// Accumulate number of dead cells
toRemove += decay;
for (auto organism : organisms)
{
auto& orgBorn = born[organism];
auto& orgDied = died[organism];
// Shuffle the list of cells that died/were born
std::random_shuffle(orgBorn.begin(), orgBorn.end());
std::random_shuffle(orgDied.begin(), orgDied.end());
auto bornIter = orgBorn.begin();
auto diedIter = orgDied.begin();
if (organism == playerOrganism)
{
// If we've accumulated enough decay, kill off some cells permanently
while (toRemove > 1.f && diedIter != orgDied.end())
{
cells[*diedIter].alive = false;
changed.push_back(*diedIter);
++diedIter;
toRemove -= 1.f;
}
// If we have cells to add then do so
while (toAdd > 0 && bornIter != orgBorn.end())
{
cells[*bornIter].alive = true;
changed.push_back(*bornIter);
++bornIter;
toAdd -= 1;
}
}
else
{
// Kill cells randomly
unsigned killRandom = rand() % 8;
for (unsigned i = 0; i < killRandom && diedIter != orgDied.end(); ++i)
{
cells[*diedIter].alive = false;
changed.push_back(*diedIter);
++diedIter;
}
}
// Redistribute dead cells into born cells
while (bornIter != orgBorn.end() && diedIter != orgDied.end())
{
cells[*bornIter].alive = true;
cells[*diedIter].alive = false;
changed.push_back(*bornIter);
changed.push_back(*diedIter);
++bornIter;
++diedIter;
}
}
std::random_shuffle(changed.begin(), changed.end());
for (auto& index : changed)
{
cells[index].organism = 0;
for (auto neighbor : getNeighborIndices(index))
{
cells[neighbor].organism = 0;
}
}
for (auto it = changed.begin(); it != changed.end(); ++it)
{
auto index = *it;
auto& cell = cells[index];
// Newly-created; find nearby organisms
if (cell.alive)
{
if (cell.organism == 0) floodFillOrganism(index, true);
}
// Newly-destroyed; neighbors may have split into new organisms
else
{
for (auto neighborIndex : getNeighborIndices(index))
{
auto& neighbor = cells[neighborIndex];
if (neighbor.alive && neighbor.organism == 0) floodFillOrganism(neighborIndex, false);
}
}
}
aliveCount = 0;
for (auto& cell : cells)
{
if (cell.alive && cell.attached) ++aliveCount;
}
}
void OrganismCellWorld::updateBirthChances()
{
for (auto& cell : cells)
{
cell.birthChance = 0.f;
}
// Below a certain number of cells, disable player control and let the death spiral finish
if (aliveCount < 200) return;
const int cursorEffectSize = 10;
const float strength = 10.f;
// Increase likelihood of cells being born near cursor
for (int x = static_cast<int>(posCursor.x) - cursorEffectSize; x < static_cast<int>(posCursor.x) + cursorEffectSize; ++x)
{
for (int y = static_cast<int>(posCursor.y) - cursorEffectSize; y < static_cast<int>(posCursor.y) + cursorEffectSize; ++y)
{
size_t index = indexFromPos(x, y);
float dx1 = ECSE::wrapDifference(posCursor.x, static_cast<float>(x), static_cast<float>(width)),
dy1 = ECSE::wrapDifference(posCursor.y, static_cast<float>(y), static_cast<float>(height));
float dist = sqrt(dx1 * dx1 + dy1 * dy1);
if (dist == 0.f) cells[index].birthChance = 1.f;
else cells[index].birthChance = ECSE::clamp(0.f, 1.f, strength / (dist * dist));
}
}
const int foodEffectSize = 15;
const float foodStrength = 25.f;
// Increase likelihood of cells being born near food
for (auto& foodObj : food) {
sf::Vector2i pos = foodObj.getPos();
for (int x = static_cast<int>(pos.x) - foodEffectSize; x < static_cast<int>(pos.x) + foodEffectSize; ++x)
{
for (int y = static_cast<int>(pos.y) - foodEffectSize; y < static_cast<int>(pos.y) + foodEffectSize; ++y)
{
size_t index = indexFromPos(x, y);
float dx1 = ECSE::wrapDifference(static_cast<float>(pos.x),
static_cast<float>(x),
static_cast<float>(width)),
dy1 = ECSE::wrapDifference(static_cast<float>(pos.y),
static_cast<float>(y),
static_cast<float>(height));
float dist = sqrt(dx1 * dx1 + dy1 * dy1);
if (dist == 0.f) cells[index].birthChance = 1.f;
else
{
cells[index].birthChance = std::max(cells[index].birthChance, ECSE::clamp(0.f, 1.f, foodStrength / (dist * dist)));
}
}
}
}
const int vortexEffectSize = 10;
const float vortexStrength = 12.5f;
// Increase likelihood of cells being born near vortex
for (auto& vortexObj : vortices) {
sf::Vector2i pos = vortexObj.getPos();
for (int x = static_cast<int>(pos.x) - vortexEffectSize; x < static_cast<int>(pos.x) + vortexEffectSize; ++x)
{
for (int y = static_cast<int>(pos.y) - vortexEffectSize; y < static_cast<int>(pos.y) + vortexEffectSize; ++y)
{
size_t index = indexFromPos(x, y);
float dx1 = ECSE::wrapDifference(static_cast<float>(pos.x),
static_cast<float>(x),
static_cast<float>(width)),
dy1 = ECSE::wrapDifference(static_cast<float>(pos.y),
static_cast<float>(y),
static_cast<float>(height));
float dist = sqrt(dx1 * dx1 + dy1 * dy1);
if (dist == 0.f) cells[index].birthChance = 1.f;
else
{
cells[index].birthChance = std::max(cells[index].birthChance, ECSE::clamp(0.f, 1.f, vortexStrength / (dist * dist)));
}
}
}
}
}
/**
* Update the aim screen.
* @returns bool true if the player has fired, false otherwise
*/
bool updateAim() {
float vert = joyReadF(true), horiz = joyReadF(false);
bool updated = false;
if(vert < -joyThreshold && aimY > 0) {
aimY--;
updated = true;
}
else if(vert > joyThreshold && aimY < MAP_SIZE - 1) {
aimY++;
updated = true;
}
if(horiz < -joyThreshold && aimX > 0) {
aimX--;
updated = true;
}
else if(horiz > joyThreshold && aimX < MAP_SIZE - 1) {
aimX++;
updated = true;
}
if (updated) {
renderMap(&enemyMap);
renderCursor(aimX, aimY);
}
if(buttonAPressed() && getState(enemyMap.squares[indexFromPos(aimX, aimY)]) == Map::UNKNOWN) {
// Fire the shot!
listenUntil(ENQ);
sendPosition(aimX, aimY);
// Get back a response
bool hit = false;
Ship::TYPES type = Ship::NONE;
getResponse(&hit, &type);
Serial.print("Hit: ");//DEBUG
Serial.println(hit);//DEBUG
Serial.print("Type: ");//DEBUG
Serial.println(getTypeName(type));//DEBUG
if (hit) {
if (type != Ship::NONE) {
String name = getTypeName(type);
enemyMap.ships[getShipIndex(type)].health = 0;
String message[] = {"You sunk the enemy's", name + "!"};
renderMessage(message, 2);
} else {
String message[] = {"You hit!"};
renderMessage(message, 1);
}
} else {
String message[] = {"You missed!"};
renderMessage(message, 1);
}
setState(&enemyMap.squares[indexFromPos(aimX, aimY)], hit ? Map::HIT : Map::MISS);
renderMap(&enemyMap);
renderCursor(aimX, aimY);
while (!buttonAPressed()) {}
return true;
}
return false;
}