// Update position
void Car::updatePosition() {
// Did we arrive to the next position?
switch (mDirection) {
case Tile::EAST:
if (getCenterPosition().x >= mNextCheckpoint.x) {
nextTile();
}
break;
case Tile::SOUTH:
if (getCenterPosition().y >= mNextCheckpoint.y) {
nextTile();
}
break;
case Tile::WEST:
if (getCenterPosition().x <= mNextCheckpoint.x) {
nextTile();
}
break;
case Tile::NORTH:
if (getCenterPosition().y <= mNextCheckpoint.y) {
nextTile();
}
break;
default:
break;
}
// Traffic light check
TrafficLight* light = mNextTile->getTrafficLight();
// Resetting greenlight (avoid stopping IN an intersection)
if (mCurrentIntersection) {
// Gone past intersection
if (!mCurrentIntersection->isInside(getRect())) {
mCurrentIntersection = NULL;
mGreenlit = false;
}
}
// Do not drive past a red light
// (Drive if: no light, green light or not yet inside next tile)
if (!light || light->getStatus(mDirection) || !mNextTile->isInside(getRect()) || mGreenlit) {
// Set greenlight (avoid stopping IN an intersection)
if (light && mNextTile->isInside(getRect()) && light->getStatus(mDirection)) {
mCurrentIntersection = mNextTile;
mGreenlit = true;
}
move(mDirection);
}
}
// Computes m_dist[x][y] = ground distance from (startX, startY) to (x,y)
// Uses BFS, since the map is quite large and DFS may cause a stack overflow
void DistanceMap::computeDistanceMap(CCBot & m_bot, const sc2::Point2D & startTile)
{
m_startTile = startTile;
m_width = m_bot.Map().width();
m_height = m_bot.Map().height();
m_dist = std::vector<std::vector<int>>(m_width, std::vector<int>(m_height, -1));
m_sortedTilePositions.reserve(m_width * m_height);
// the fringe for the BFS we will perform to calculate distances
std::vector<sc2::Point2D> fringe;
fringe.reserve(m_width * m_height);
fringe.push_back(startTile);
m_sortedTilePositions.push_back(startTile);
m_dist[(int)startTile.x][(int)startTile.y] = 0;
for (size_t fringeIndex=0; fringeIndex<fringe.size(); ++fringeIndex)
{
const sc2::Point2D & tile = fringe[fringeIndex];
// check every possible child of this tile
for (size_t a=0; a<LegalActions; ++a)
{
sc2::Point2D nextTile(tile.x + actionX[a], tile.y + actionY[a]);
// if the new tile is inside the map bounds, is walkable, and has not been visited yet, set the distance of its parent + 1
if (m_bot.Map().isWalkable(nextTile) && getDistance(nextTile) == -1)
{
m_dist[(int)nextTile.x][(int)nextTile.y] = m_dist[(int)tile.x][(int)tile.y] + 1;
fringe.push_back(nextTile);
m_sortedTilePositions.push_back(nextTile);
}
}
}
}
static void
writeAlpha16( doeE env, dcPathFiller pf,
u16* alpha, i32 xstride, i32 ystride, i32 pix0offset)
{
dcPathFillerData* p = (dcPathFillerData*)pf;
dcLLFiller ll;
if (!stateCheck(p, setOutputAreaDone)) {
doeError_set(env, dcPRError, dcPRError_UNEX_writeAlpha);
return;
}
if (alpha == NULL || xstride <= 0 || ystride <= 0 || pix0offset < 0) {
doeError_set(env, dcPRError, dcPRError_BAD_alphadest);
return;
}
ll = dcLLFiller_get(env);
if (doeError_occurred(env))
return;
if (p->fastOutput) {
FastOutputPC fopc = p->fastOutputPC;
dcFastPathProducer fpp = p->thisFPP;
(*ll)->setParams(env, ll, p->fillmode, p->outW, p->outH);
(*fopc)->setUpAlpha16( env, fopc, ll,
-p->outLoX, -p->outLoY,
alpha, xstride, ystride, pix0offset);
(*fpp)->sendTo(env, fpp, (dcPathConsumer)fopc);
} else {
i32 tilew = MIN(p->outW - ((p->tileXI - 1) << dcPathFiller_tileSizeL2S),
dcPathFiller_tileSize);
(*ll)->setParams(env, ll, p->fillmode, tilew, p->rowH);
sendTileToLLFiller(env, pf, ll);
(*ll)->writeAlpha16(env, ll, alpha, xstride, ystride, pix0offset);
}
dcLLFiller_release(env, ll);
nextTile(env,pf);
}
void doCursor()
{
char name[MAX_VALUE_LENGTH];
int x, y;
cursor.x = input.mouseX;
cursor.y = input.mouseY;
if (cursor.type == TILES || cursor.snapToGrid == 1)
{
cursor.x /= TILE_SIZE;
cursor.y /= TILE_SIZE;
cursor.x *= TILE_SIZE;
cursor.y *= TILE_SIZE;
}
if (cursor.y >= SCREEN_HEIGHT - TILE_SIZE)
{
cursor.y = SCREEN_HEIGHT - TILE_SIZE * 2;
}
if (input.left == 1)
{
mapStartXNext(-TILE_SIZE);
}
else if (input.right == 1)
{
mapStartXNext(TILE_SIZE);
}
if (input.up == 1)
{
mapStartYNext(-TILE_SIZE);
}
else if (input.down == 1)
{
mapStartYNext(TILE_SIZE);
}
if (input.snap == 1)
{
cursor.snapToGrid = 1 - cursor.snapToGrid;
input.snap = 0;
}
if (input.activate == 1)
{
cursor.entity.face = (cursor.entity.face == RIGHT ? LEFT : RIGHT);
input.activate = 0;
}
if (input.block == 1)
{
if (cursor.type == TILES)
{
x = (getMapStartX() + cursor.x) / TILE_SIZE;
y = (getMapStartY() + cursor.y) / TILE_SIZE;
while (mapTileAt(x, y) == BLANK_TILE && x >= 0)
{
setTileAt(x, y, cursor.tileID);
x--;
}
x = (getMapStartX() + cursor.x) / TILE_SIZE;
x++;
while (mapTileAt(x, y) == BLANK_TILE && x < MAX_MAP_X)
{
setTileAt(x, y, cursor.tileID);
x++;
}
}
}
if (input.add == 1)
{
if (cursor.type == TILES)
{
setTileAt((getMapStartX() + cursor.x) / TILE_SIZE, (getMapStartY() + cursor.y) / TILE_SIZE, cursor.tileID);
}
else
{
/* Entities can only be placed in blank spaces */
if (isValidOnMap(&cursor.entity) == 1 && isSpaceEmpty(&cursor.entity) == NULL)
{
if (cursor.entityType == 0)
{
setPlayerLocation(getMapStartX() + cursor.x, getMapStartY() + cursor.y);
}
else
{
if (strcmpignorecase(cursor.entity.name, "lift/lift_target") == 0)
{
snprintf(name, sizeof(name), "NEW_TARGET_%03d", targetID);
addTarget(getMapStartX() + cursor.x, getMapStartY() + cursor.y, name);
targetID++;
}
else
{
cursor.entity.startX = getMapStartX() + cursor.x;
cursor.entity.startY = getMapStartY() + cursor.y;
cursor.entity.endX = getMapStartX() + cursor.x;
cursor.entity.endY = getMapStartY() + cursor.y;
addEntity(cursor.entity, getMapStartX() + cursor.x, getMapStartY() + cursor.y);
}
}
}
input.add = 0;
}
}
else if (input.remove == 1)
{
if (cursor.type == TILES)
{
setTileAt((getMapStartX() + cursor.x) / TILE_SIZE, (getMapStartY() + cursor.y) / TILE_SIZE, BLANK_TILE);
}
else
{
self = isSpaceEmpty(&cursor.entity);
if (self != NULL)
{
self->inUse = FALSE;
}
}
}
if (input.cut == 1)
{
if (cursor.type != TILES)
{
self = isSpaceEmpty(&cursor.entity);
if (self != NULL)
{
cursor.entity = *self;
self->inUse = FALSE;
}
}
input.cut = 0;
}
if (input.previous == 1)
{
if (cursor.type == TILES)
{
cursor.tileID = prevTile(cursor.tileID);
}
else
{
cursor.entityType--;
if (cursor.entityType < 0)
{
cursor.entityType = entityNamesLength - 1;
}
memset(&cursor.entity, 0, sizeof(Entity));
cursor.entity.draw = &drawLoopingAnimationToMap;
cursor.entity.weight = 0;
cursor.entity.originalWeight = 0;
cursor.entity.inUse = TRUE;
loadProperties(entityNames[cursor.entityType], &cursor.entity);
cursor.entity.active = TRUE;
cursor.entity.alpha = 255;
if (cursor.entity.weight == 0)
{
cursor.entity.weight = 1;
cursor.entity.originalWeight = 1;
}
}
input.previous = 0;
}
else if (input.next == 1)
{
if (cursor.type == TILES)
{
cursor.tileID = nextTile(cursor.tileID);
}
else
{
cursor.entityType++;
if (cursor.entityType >= entityNamesLength)
{
cursor.entityType = 0;
}
memset(&cursor.entity, 0, sizeof(Entity));
cursor.entity.draw = &drawLoopingAnimationToMap;
cursor.entity.weight = 0;
cursor.entity.originalWeight = 1;
cursor.entity.inUse = TRUE;
loadProperties(entityNames[cursor.entityType], &cursor.entity);
cursor.entity.active = TRUE;
cursor.entity.alpha = 255;
if (cursor.entity.weight == 0)
{
cursor.entity.weight = 1;
cursor.entity.originalWeight = 1;
}
}
input.next = 0;
}
if (input.save == 1)
{
if (saveMap() == TRUE)
{
setStatusPanelMessage("Saved");
}
else
{
setStatusPanelMessage("Saving Failed");
}
input.save = 0;
}
/*
if (input.load == 1)
{
loadMap(map.filename);
printf("Loaded\n");
input.load = 0;
}
*/
if (input.left == 1 || input.right == 1 || input.up == 1 || input.down == 1)
{
SDL_Delay(30);
}
if (input.toggle == 1)
{
if (cursor.type == TILES)
{
cursor.type = ENTITIES;
}
else
{
cursor.type = TILES;
}
input.toggle = 0;
}
centerMapOnEntity(NULL);
}
// Start route
void Car::startRoute() {
mFinished = false;
mCurrentTile = mRoute.back();
nextTile();
}