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fix(gameplay): make entity interpolation frame-rate independent

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This commit is contained in:
zhenyan121
2026-08-06 11:06:29 +08:00
parent d6051486a8
commit 5f2644b52d
2 changed files with 10 additions and 9 deletions
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15
src/gameplay/client_entity_manager.cpp
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@@ -14,7 +14,7 @@ using namespace google::protobuf;
namespace Cubed {
ClientEntityManager::ClientEntityManager(ClientWorld& world) : m_world(world) {}
void ClientEntityManager::update(float dt) {
handle_task();
handle_task(dt);
auto view = m_registry.view<BaseClientCreature>();
for (auto e : view) {
@@ -51,7 +51,7 @@ void ClientEntityManager::handle_entity_create(EntityID id,
r->position.value = pos;
}
void ClientEntityManager::handle_entity_update(UpdateInfo& info) {
void ClientEntityManager::handle_entity_update(UpdateInfo& info, float dt) {
entt::entity e;
{
cacc a;
@@ -68,10 +68,11 @@ void ClientEntityManager::handle_entity_update(UpdateInfo& info) {
creature->pose.gait = info.gait;
auto r = m_registry.try_get<RenderTransform>(e);
ASSERT(r);
r->direction.value =
glm::mix(r->direction.value, creature->transform.direction.value, 0.15);
float alpha = 1 - std::exp(-dt / 0.1);
r->direction.value = glm::mix(r->direction.value,
creature->transform.direction.value, alpha);
r->position.value =
glm::mix(r->position.value, creature->transform.position.value, 0.15);
glm::mix(r->position.value, creature->transform.position.value, alpha);
}
void ClientEntityManager::receive_entity_create(S2CEntityCreate& s2c) {
@@ -113,7 +114,7 @@ void ClientEntityManager::create(std::string_view name, const glm::vec3& pos) {
client->send(make_packet(msg));
}
void ClientEntityManager::handle_task() {
void ClientEntityManager::handle_task(float dt) {
TaskPair pair;
while (m_tasks.try_pop(pair)) {
switch (pair.first) {
@@ -131,7 +132,7 @@ void ClientEntityManager::handle_task() {
case Command::UPDATE: {
auto* p = std::get_if<UpdateInfo>(&pair.second);
ASSERT(p);
handle_entity_update(*p);
handle_entity_update(*p, dt);
}
}
}