95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
#include "StarWorldClientState.hpp"
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#include "StarDataStreamExtra.hpp"
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#include "StarRoot.hpp"
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#include "StarAssets.hpp"
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namespace Star {
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WorldClientState::WorldClientState() {
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auto clientConfig = Root::singleton().assets()->json("/client.config");
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m_windowMonitoringBorder = clientConfig.getInt("windowMonitoringBorder");
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m_presenceEntityMonitoringBorder = clientConfig.getInt("presenceEntityMonitoringBorder");
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m_playerId.set(NullEntityId);
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m_netVersion = 0;
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m_netGroup.addNetElement(&m_windowXMin);
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m_netGroup.addNetElement(&m_windowYMin);
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m_netGroup.addNetElement(&m_windowWidth);
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m_netGroup.addNetElement(&m_windowHeight);
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m_netGroup.addNetElement(&m_playerId);
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m_netGroup.addNetElement(&m_clientPresenceEntities);
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}
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RectI WorldClientState::window() const {
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return RectI::withSize(Vec2I(m_windowXMin.get(), m_windowYMin.get()), Vec2I(m_windowWidth.get(), m_windowHeight.get()));
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}
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void WorldClientState::setWindow(RectI const& window) {
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m_windowXMin.set(window.xMin());
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m_windowYMin.set(window.yMin());
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m_windowWidth.set(window.width());
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m_windowHeight.set(window.height());
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}
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Vec2F WorldClientState::windowCenter() const {
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return RectF(window()).center();
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}
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EntityId WorldClientState::playerId() const {
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return m_playerId.get();
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}
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void WorldClientState::setPlayer(EntityId playerId) {
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return m_playerId.set(playerId);
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}
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List<EntityId> const& WorldClientState::clientPresenceEntities() const {
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return m_clientPresenceEntities.get();
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}
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void WorldClientState::setClientPresenceEntities(List<EntityId> entities) {
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m_clientPresenceEntities.set(move(entities));
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}
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List<RectI> WorldClientState::monitoringRegions(function<Maybe<RectI>(EntityId)> entityBounds) const {
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List<RectI> regions;
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auto windowRegion = window().padded(m_windowMonitoringBorder);
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if (window() != RectI())
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regions.append(windowRegion);
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if (auto playerBounds = entityBounds(m_playerId.get())) {
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// add an extra region the size of the window centered on the player's position to prevent nearby sectors
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// being unloaded due to camera panning or centering on other entities
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regions.append(RectI::withCenter(playerBounds->center(), windowRegion.size()));
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}
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for (auto entityId : m_clientPresenceEntities.get()) {
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if (auto bounds = entityBounds(entityId))
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regions.append(bounds->padded(m_presenceEntityMonitoringBorder));
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}
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return regions;
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}
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ByteArray WorldClientState::writeDelta() {
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ByteArray delta;
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tie(delta, m_netVersion) = m_netGroup.writeNetState(m_netVersion);
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return delta;
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}
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void WorldClientState::readDelta(ByteArray delta) {
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m_netGroup.readNetState(move(delta));
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}
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void WorldClientState::reset() {
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m_netVersion = 0;
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}
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}
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