s16 MapBlock::getGroundLevel(v2s16 p2d)
{
auto lock = lock_shared_rec();
if(isDummy())
return -3;
try
{
s16 y = MAP_BLOCKSIZE-1;
for(; y>=0; y--)
{
MapNode n = getNodeRef(p2d.X, y, p2d.Y);
if(m_gamedef->ndef()->get(n).walkable)
{
if(y == MAP_BLOCKSIZE-1)
return -2;
else
return y;
}
}
return -1;
}
catch(InvalidPositionException &e)
{
return -3;
}
}
void MapBlock::copyTo(VoxelManipulator &dst)
{
auto lock = lock_shared_rec();
v3s16 data_size(MAP_BLOCKSIZE, MAP_BLOCKSIZE, MAP_BLOCKSIZE);
VoxelArea data_area(v3s16(0,0,0), data_size - v3s16(1,1,1));
// Copy from data to VoxelManipulator
dst.copyFrom(data, data_area, v3s16(0,0,0),
getPosRelative(), data_size);
}
void MapBlock::actuallyUpdateDayNightDiff()
{
INodeDefManager *nodemgr = m_gamedef->ndef();
// Running this function un-expires m_day_night_differs
m_day_night_differs_expired = false;
if (data == NULL) {
m_day_night_differs = false;
return;
}
bool differs;
/*
Check if any lighting value differs
*/
auto lock = lock_shared_rec();
for (u32 i = 0; i < MAP_BLOCKSIZE*MAP_BLOCKSIZE*MAP_BLOCKSIZE; i++) {
MapNode &n = data[i];
differs = !n.isLightDayNightEq(nodemgr);
if (differs)
break;
}
/*
If some lighting values differ, check if the whole thing is
just air. If it is just air, differs = false
*/
if (differs) {
bool only_air = true;
for (u32 i = 0; i < MAP_BLOCKSIZE*MAP_BLOCKSIZE*MAP_BLOCKSIZE; i++) {
MapNode &n = data[i];
if (n.getContent() != CONTENT_AIR) {
only_air = false;
break;
}
}
if (only_air)
differs = false;
}
// Set member variable
m_day_night_differs = differs;
}
void MapBlock::serialize(std::ostream &os, u8 version, bool disk)
{
auto lock = lock_shared_rec();
if(!ser_ver_supported(version))
throw VersionMismatchException("ERROR: MapBlock format not supported");
if(data == NULL)
{
throw SerializationError("ERROR: Not writing dummy block.");
}
FATAL_ERROR_IF(version < SER_FMT_CLIENT_VER_LOWEST, "Serialize version error");
// First byte
u8 flags = 0;
if(is_underground)
flags |= 0x01;
if(getDayNightDiff())
flags |= 0x02;
if(m_lighting_expired)
flags |= 0x04;
if(m_generated == false)
{
flags |= 0x08;
infostream<<" serialize not generated block"<<std::endl;
}
writeU8(os, flags);
/*
Bulk node data
*/
NameIdMapping nimap;
u32 nodecount = MAP_BLOCKSIZE*MAP_BLOCKSIZE*MAP_BLOCKSIZE;
if(disk)
{
MapNode *tmp_nodes = new MapNode[nodecount];
for(u32 i=0; i<nodecount; i++)
tmp_nodes[i] = data[i];
getBlockNodeIdMapping(&nimap, tmp_nodes, m_gamedef->ndef());
u8 content_width = 2;
u8 params_width = 2;
writeU8(os, content_width);
writeU8(os, params_width);
MapNode::serializeBulk(os, version, tmp_nodes, nodecount,
content_width, params_width, true);
delete[] tmp_nodes;
}
else
{
u8 content_width = 2;
u8 params_width = 2;
writeU8(os, content_width);
writeU8(os, params_width);
MapNode::serializeBulk(os, version, data, nodecount,
content_width, params_width, true);
}
/*
Node metadata
*/
std::ostringstream oss(std::ios_base::binary);
m_node_metadata.serialize(oss);
compressZlib(oss.str(), os);
/*
Data that goes to disk, but not the network
*/
if(disk)
{
if(version <= 24){
// Node timers
m_node_timers.serialize(os, version);
}
// Static objects
m_static_objects.serialize(os);
// Timestamp
writeU32(os, getTimestamp());
// Write block-specific node definition id mapping
nimap.serialize(os);
if(version >= 25){
// Node timers
m_node_timers.serialize(os, version);
}
}
}
void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
{
DSTACK(__FUNCTION_NAME);
bool is_transparent_pass = pass == scene::ESNRP_TRANSPARENT;
std::string prefix;
if(pass == scene::ESNRP_SOLID)
prefix = "CM: solid: ";
else
prefix = "CM: transparent: ";
//ScopeProfiler sp(g_profiler, "CM::renderMap() " + prefix, SPT_AVG);
/*
Get time for measuring timeout.
Measuring time is very useful for long delays when the
machine is swapping a lot.
*/
//int time1 = time(0);
/*
Get animation parameters
*/
float animation_time = m_client->getAnimationTime();
int crack = m_client->getCrackLevel();
u32 daynight_ratio = m_client->getEnv().getDayNightRatio();
m_camera_mutex.Lock();
v3f camera_position = m_camera_position;
f32 camera_fov = m_camera_fov * 1.1;
m_camera_mutex.Unlock();
/*
Get all blocks and draw all visible ones
*/
v3s16 cam_pos_nodes = floatToInt(camera_position, BS);
u32 vertex_count = 0;
u32 meshbuffer_count = 0;
// For limiting number of mesh animations per frame
u32 mesh_animate_count = 0;
u32 mesh_animate_count_far = 0;
// Blocks that were drawn and had a mesh
u32 blocks_drawn = 0;
// Blocks which had a corresponding meshbuffer for this pass
u32 blocks_had_pass_meshbuf = 0;
// Blocks from which stuff was actually drawn
u32 blocks_without_stuff = 0;
/*
Draw the selected MapBlocks
*/
{
//ScopeProfiler sp(g_profiler, prefix+"drawing blocks", SPT_AVG);
MeshBufListList drawbufs;
std::vector<MapBlock::mesh_type> used_meshes; //keep shared_ptr
auto drawlist = m_drawlist.load();
auto lock = drawlist->lock_shared_rec();
used_meshes.reserve(drawlist->size());
//g_profiler->add("CM::renderMap()cnt"+ prefix, drawlist->size());
for(auto & ir : *drawlist) {
auto block = ir.second;
int mesh_step = getFarmeshStep(m_control, getNodeBlockPos(cam_pos_nodes), block->getPos());
// If the mesh of the block happened to get deleted, ignore it
auto mapBlockMesh = block->getMesh(mesh_step);
if (!mapBlockMesh)
continue;
float d = 0.0;
if(isBlockInSight(block->getPos(), camera_position,
m_camera_direction, camera_fov,
100000*BS, &d) == false)
{
continue;
}
used_meshes.emplace_back(mapBlockMesh);
// Mesh animation
{
//JMutexAutoLock lock(block->mesh_mutex);
mapBlockMesh->updateCameraOffset(m_camera_offset);
// Pretty random but this should work somewhat nicely
bool faraway = d >= BS*50;
//bool faraway = d >= m_control.wanted_range * BS;
if(mapBlockMesh->isAnimationForced() ||
!faraway ||
mesh_animate_count_far < (m_control.range_all ? 200 : 50))
{
bool animated = mapBlockMesh->animate(
faraway,
animation_time,
crack,
daynight_ratio);
if(animated)
mesh_animate_count++;
if(animated && faraway)
mesh_animate_count_far++;
}
else
{
mapBlockMesh->decreaseAnimationForceTimer();
}
}
/*
Get the meshbuffers of the block
*/
{
//JMutexAutoLock lock(block->mesh_mutex);
auto *mesh = mapBlockMesh->getMesh();
if (!mesh)
continue;
u32 c = mesh->getMeshBufferCount();
for(u32 i=0; i<c; i++)
{
scene::IMeshBuffer *buf = mesh->getMeshBuffer(i);
buf->getMaterial().setFlag(video::EMF_TRILINEAR_FILTER, m_cache_trilinear_filter);
buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, m_cache_bilinear_filter);
buf->getMaterial().setFlag(video::EMF_ANISOTROPIC_FILTER, m_cache_anistropic_filter);
const video::SMaterial& material = buf->getMaterial();
video::IMaterialRenderer* rnd =
driver->getMaterialRenderer(material.MaterialType);
bool transparent = (rnd && rnd->isTransparent());
if(transparent == is_transparent_pass)
{
if(buf->getVertexCount() == 0)
errorstream<<"Block ["<<analyze_block(block)
<<"] contains an empty meshbuf"<<std::endl;
drawbufs.add(buf);
}
}
}
}
std::vector<MeshBufList> &lists = drawbufs.lists;
//int timecheck_counter = 0;
for(std::vector<MeshBufList>::iterator i = lists.begin();
i != lists.end(); ++i) {
#if 0
timecheck_counter++;
if(timecheck_counter > 50) {
timecheck_counter = 0;
int time2 = time(0);
if(time2 > time1 + 4) {
infostream << "ClientMap::renderMap(): "
"Rendering takes ages, returning."
<< std::endl;
return;
}
}
#endif
MeshBufList &list = *i;
driver->setMaterial(list.m);
for(std::vector<scene::IMeshBuffer*>::iterator j = list.bufs.begin();
j != list.bufs.end(); ++j) {
scene::IMeshBuffer *buf = *j;
driver->drawMeshBuffer(buf);
vertex_count += buf->getVertexCount();
meshbuffer_count++;
}
}
} // ScopeProfiler
// Log only on solid pass because values are the same
if(pass == scene::ESNRP_SOLID) {
g_profiler->avg("CM: animated meshes", mesh_animate_count);
g_profiler->avg("CM: animated meshes (far)", mesh_animate_count_far);
}
g_profiler->avg(prefix+"vertices drawn", vertex_count);
if(blocks_had_pass_meshbuf != 0)
g_profiler->avg(prefix+"meshbuffers per block",
(float)meshbuffer_count / (float)blocks_had_pass_meshbuf);
if(blocks_drawn != 0)
g_profiler->avg(prefix+"empty blocks (frac)",
(float)blocks_without_stuff / blocks_drawn);
g_profiler->avg("CM: PrimitiveDrawn", driver->getPrimitiveCountDrawn());
/*infostream<<"renderMap(): is_transparent_pass="******", rendered "<<vertex_count<<" vertices."<<std::endl;*/
}
std::string PlayerSAO::getClientInitializationData(u16 protocol_version)
{
std::ostringstream os(std::ios::binary);
if (!m_player)
return "";
if(protocol_version >= 15)
{
writeU8(os, 1); // version
os<<serializeString(m_player->getName()); // name
writeU8(os, 1); // is_player
writeS16(os, getId()); //id
writeV3F1000(os, m_base_position + v3f(0,BS*1,0));
writeF1000(os, m_yaw);
writeS16(os, getHP());
auto lock = lock_shared_rec();
std::ostringstream msg_os(std::ios::binary);
msg_os << serializeLongString(getPropertyPacket()); // message 1
msg_os << serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
msg_os << serializeLongString(gob_cmd_update_animation(
m_animation_range, m_animation_speed, m_animation_blend, m_animation_loop)); // 3
for (UNORDERED_MAP<std::string, core::vector2d<v3f> >::const_iterator
ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii) {
msg_os << serializeLongString(gob_cmd_update_bone_position((*ii).first,
(*ii).second.X, (*ii).second.Y)); // m_bone_position.size
}
msg_os << serializeLongString(gob_cmd_update_attachment(m_attachment_parent_id,
m_attachment_bone, m_attachment_position, m_attachment_rotation)); // 4
msg_os << serializeLongString(gob_cmd_update_physics_override(m_physics_override_speed,
m_physics_override_jump, m_physics_override_gravity, m_physics_override_sneak,
m_physics_override_sneak_glitch)); // 5
// (GENERIC_CMD_UPDATE_NAMETAG_ATTRIBUTES) : Deprecated, for backwards compatibility only.
msg_os << serializeLongString(gob_cmd_update_nametag_attributes(m_prop.nametag_color)); // 6
int message_count = 6 + m_bone_position.size();
for (UNORDERED_SET<int>::const_iterator ii = m_attachment_child_ids.begin();
ii != m_attachment_child_ids.end(); ++ii) {
if (ServerActiveObject *obj = m_env->getActiveObject(*ii)) {
message_count++;
msg_os << serializeLongString(gob_cmd_update_infant(*ii, obj->getSendType(),
obj->getClientInitializationData(protocol_version)));
}
}
writeU8(os, message_count);
os.write(msg_os.str().c_str(), msg_os.str().size());
}
else
{
writeU8(os, 0); // version
os<<serializeString(m_player->getName()); // name
writeU8(os, 1); // is_player
writeV3F1000(os, m_base_position + v3f(0,BS*1,0));
writeF1000(os, m_yaw);
writeS16(os, getHP());
writeU8(os, 2); // number of messages stuffed in here
os<<serializeLongString(getPropertyPacket()); // message 1
os<<serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
}
// return result
return os.str();
}
std::string LuaEntitySAO::getClientInitializationData(u16 protocol_version)
{
std::ostringstream os(std::ios::binary);
auto lock = lock_shared_rec();
try {
if(protocol_version >= 14)
{
writeU8(os, 1); // version
os<<serializeString(""); // name
writeU8(os, 0); // is_player
writeS16(os, getId()); //id
writeV3F1000(os, getBasePosition());
writeF1000(os, m_yaw);
writeS16(os, m_hp);
std::ostringstream msg_os(std::ios::binary);
msg_os << serializeLongString(getPropertyPacket()); // message 1
msg_os << serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
msg_os << serializeLongString(gob_cmd_update_animation(
m_animation_range, m_animation_speed, m_animation_blend, m_animation_loop)); // 3
for (UNORDERED_MAP<std::string, core::vector2d<v3f> >::const_iterator
ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii) {
msg_os << serializeLongString(gob_cmd_update_bone_position((*ii).first,
(*ii).second.X, (*ii).second.Y)); // m_bone_position.size
}
msg_os << serializeLongString(gob_cmd_update_attachment(m_attachment_parent_id,
m_attachment_bone, m_attachment_position, m_attachment_rotation)); // 4
int message_count = 4 + m_bone_position.size();
for (UNORDERED_SET<int>::const_iterator ii = m_attachment_child_ids.begin();
(ii != m_attachment_child_ids.end()); ++ii) {
if (ServerActiveObject *obj = m_env->getActiveObject(*ii)) {
message_count++;
msg_os << serializeLongString(gob_cmd_update_infant(*ii, obj->getSendType(),
obj->getClientInitializationData(protocol_version)));
}
}
writeU8(os, message_count);
os.write(msg_os.str().c_str(), msg_os.str().size());
}
else
{
writeU8(os, 0); // version
os<<serializeString(""); // name
writeU8(os, 0); // is_player
writeV3F1000(os, getBasePosition());
writeF1000(os, m_yaw);
writeS16(os, m_hp);
writeU8(os, 2); // number of messages stuffed in here
os<<serializeLongString(getPropertyPacket()); // message 1
os<<serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
}
} catch (std::exception &e){
errorstream << "Catn serialize object id="<<getId()<< " pos="<< getBasePosition() << std::endl;
return "";
}
// return result
return os.str();
}
