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godot-lportal/lroom_manager.cpp
lawnjelly 18eac7e810
New API for dobs 
To fix bug where get_global_transform doesn't work with dobs outside the tree, there is a new API
2020-04-02 13:36:53 +01:00

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// Copyright (c) 2019 Lawnjelly
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "lroom_manager.h"
#include "core/engine.h"
#include "scene/3d/camera.h"
#include "scene/3d/mesh_instance.h"
#include "lroom_converter.h"
#include "ldebug.h"
#include "scene/3d/immediate_geometry.h"
#include "scene/3d/light.h"
#include "scene/3d/baked_lightmap.h"
#include "lroom.h"
#include "lhelper.h"
#include "lscene_saver.h"
#include "ldae_exporter.h"
#define LROOMLIST m_pRoomList
#define CHECK_ROOM_LIST if (!CheckRoomList())\
{\
WARN_PRINT_ONCE("rooms is unset");\
return false;\
}
LRoomManager::LRoomManager()
{
// m_ID_camera = 0;
m_DOB_id_camera = -1;
m_ID_DebugPlanes = 0;
m_ID_DebugBounds = 0;
m_ID_DebugLights = 0;
m_ID_DebugLightVolumes = 0;
m_ID_DebugFrustums = 0;
m_ID_RoomList = 0;
m_uiFrameCounter = 0;
m_iLoggingLevel = 2;
m_bActive = true;
m_bFrustumOnly = false;
m_bPortalPlane_Convention = false;
// to know which rooms to hide we keep track of which were shown this, and the previous frame
m_pCurr_VisibleRoomList = &m_VisibleRoomList_A;
m_pPrev_VisibleRoomList = &m_VisibleRoomList_B;
m_bDebugPlanes = false;
m_bDebugBounds = false;
m_bDebugLights = false;
m_bDebugLightVolumes = false;
m_bDebugFrustums = false;
m_bDebugFrameString = false;
m_pRoomList = 0;
// loses detail at approx .. 0.00001
// dot 0.9999
// however, this will depend on the map so we will use some more approximate figures, and allow
// the user to change in rare cases where this fails
m_fLightmapUnMerge_ThresholdDist = 0.001f;
m_fLightmapUnMerge_ThresholdDot = 0.99f;
if (!Engine::get_singleton()->is_editor_hint())
{
CreateDebug();
}
}
int LRoomManager::FindClosestRoom(const Vector3 &pt) const
{
//print_line("FindClosestRoom");
int closest = -1;
float closest_dist = FLT_MAX;
// uses bounds if this is available
int closest_within = -1;
float within_dist = FLT_MAX;
for (int n=0; n<m_Rooms.size(); n++)
{
const LRoom &lroom = m_Rooms[n];
float d = pt.distance_squared_to(lroom.m_ptCentre);
if (d < closest_dist)
{
closest = n;
closest_dist = d;
}
// is there a bound?
if (lroom.m_Bound.IsActive())
{
// is it within the aabb?
if (lroom.m_AABB.has_point(pt))
{
// is it within the convex hull?
float dist = lroom.m_Bound.GetSmallestPenetrationDistance(pt);
// find the lowest within distance of the nearby room convex hulls
if (dist < within_dist)
{
closest_within = n;
within_dist = dist;
}
}
}
}
// some logic whether to use the hulls or the closest dist
if (within_dist < 1.0f)
{
return closest_within;
}
return closest;
}
const LRoom * LRoomManager::GetRoom(int i) const
{
if ((unsigned int) i >= m_Rooms.size())
{
WARN_PRINT_ONCE("LRoomManager::GetRoom out of range");
return 0;
}
return &m_Rooms[i];
}
LRoom * LRoomManager::GetRoom(int i)
{
if ((unsigned int) i >= m_Rooms.size())
{
WARN_PRINT_ONCE("LRoomManager::GetRoom out of range");
return 0;
}
return &m_Rooms[i];
}
LRoom &LRoomManager::Portal_GetLinkedRoom(const LPortal &port)
{
return m_Rooms[port.m_iRoomNum];
}
// for lights we store the light ID in the metadata
void LRoomManager::Meta_SetLightID(Node * pNode, int id)
{
pNode->set_meta("_llight", id);
}
int LRoomManager::Meta_GetLightID(Node * pNode) const
{
//assert (pNode->has_meta("_lroom"));
Variant v = pNode->get_meta("_llight");
if (v.get_type() == Variant::NIL)
return -1;
return v;
}
/*
CANT BE TRUSTED
void LRoomManager::Meta_SetRoomNum(Node * pNode, int num)
{
pNode->set_meta("_lroom", num);
assert (Meta_GetRoomNum(pNode) == num);
}
int LRoomManager::Meta_GetRoomNum(Node * pNode) const
{
//assert (pNode->has_meta("_lroom"));
Variant v = pNode->get_meta("_lroom");
if (v.get_type() == Variant::NIL)
return -1;
return v;
}
*/
/*
// register but let LPortal know which room the dob should start in
bool LRoomManager::dob_register_hint(Node * pDOB, float radius, Node * pRoom)
{
CHECK_ROOM_LIST
if (!pDOB)
{
WARN_PRINT_ONCE("dob_register_hint : pDOB is NULL");
return false;
}
LPRINT(3, "dob_register_hint " + pDOB->get_name());
if (!pRoom)
{
WARN_PRINT_ONCE("dob_register_hint : pRoom is NULL");
return false;
}
int iRoom = Meta_GetRoomNum(pRoom);
Spatial * pSpat = Object::cast_to<Spatial>(pDOB);
if (!pSpat)
{
WARN_PRINT_ONCE("dob_register_hint : DOB is not a spatial");
return false;
}
return DobRegister(pSpat, radius, iRoom);
}
*/
void LRoomManager::CreateDebug()
{
ImmediateGeometry * p = memnew(ImmediateGeometry);
p->set_name("debug_planes");
add_child(p);
move_child(p, get_child_count()-1);
m_ID_DebugPlanes = p->get_instance_id();
// m_mat_Debug_Planes->set_as_toplevel(true);
m_mat_Debug_Planes = Ref<SpatialMaterial>(memnew(SpatialMaterial));
m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
// m_mat_Debug_Planes->set_line_width(6.0);
// m_mat_Debug_Planes->set_feature(SpatialMaterial::FEATURE_TRANSPARENT, true);
// m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR, true);
// m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_SRGB_VERTEX_COLOR, true);
m_mat_Debug_Planes->set_albedo(Color(1, 0, 1, 1));
p->set_material_override(m_mat_Debug_Planes);
p->hide();
ImmediateGeometry * b = memnew(ImmediateGeometry);
b->set_name("debug_bounds");
add_child(b);
move_child(b, get_child_count()-1);
m_ID_DebugBounds = b->get_instance_id();
m_mat_Debug_Bounds = Ref<SpatialMaterial>(memnew(SpatialMaterial));
//m_mat_Debug_Bounds->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
m_mat_Debug_Bounds->set_feature(SpatialMaterial::FEATURE_TRANSPARENT, true);
m_mat_Debug_Bounds->set_cull_mode(SpatialMaterial::CULL_DISABLED);
m_mat_Debug_Bounds->set_albedo(Color(0, 0, 1, 0.4));
b->set_material_override(m_mat_Debug_Bounds);
b->hide();
{
ImmediateGeometry * b = memnew(ImmediateGeometry);
b->set_name("debug_lights");
add_child(b);
move_child(b, get_child_count()-1);
m_ID_DebugLights = b->get_instance_id();
b->set_material_override(m_mat_Debug_Bounds);
b->hide();
}
{
ImmediateGeometry * p = memnew(ImmediateGeometry);
p->set_name("debug_lightvolumes");
add_child(p);
move_child(p, get_child_count()-1);
m_ID_DebugLightVolumes = p->get_instance_id();
// m_mat_Debug_Planes->set_as_toplevel(true);
m_mat_Debug_LightVolumes = Ref<SpatialMaterial>(memnew(SpatialMaterial));
m_mat_Debug_LightVolumes->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
// m_mat_Debug_Planes->set_line_width(6.0);
// m_mat_Debug_Planes->set_feature(SpatialMaterial::FEATURE_TRANSPARENT, true);
// m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR, true);
// m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_SRGB_VERTEX_COLOR, true);
m_mat_Debug_LightVolumes->set_albedo(Color(0, 1, 1, 1));
p->set_material_override(m_mat_Debug_LightVolumes);
p->hide();
}
{
ImmediateGeometry * p = memnew(ImmediateGeometry);
p->set_name("debug_frustums");
add_child(p);
move_child(p, get_child_count()-1);
m_ID_DebugFrustums = p->get_instance_id();
// m_mat_Debug_Planes->set_as_toplevel(true);
m_mat_Debug_Frustums = Ref<SpatialMaterial>(memnew(SpatialMaterial));
m_mat_Debug_Frustums->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
// m_mat_Debug_Planes->set_line_width(6.0);
// m_mat_Debug_Planes->set_feature(SpatialMaterial::FEATURE_TRANSPARENT, true);
// m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR, true);
// m_mat_Debug_Planes->set_flag(SpatialMaterial::FLAG_SRGB_VERTEX_COLOR, true);
m_mat_Debug_Frustums->set_albedo(Color(1, 0, 0, 1));
p->set_material_override(m_mat_Debug_Frustums);
p->hide();
}
}
ObjectID LRoomManager::DobRegister_FindVIRecursive(Node * pNode) const
{
// is the node a VI?
VisualInstance * pVI = Object::cast_to<VisualInstance>(pNode);
if (pVI)
{
// take away layer 0 from the dob, so it can be culled effectively
pVI->set_layer_mask(0);
return pVI->get_instance_id();
}
// try the children
for (int n=0; n<pNode->get_child_count(); n++)
{
ObjectID res = DobRegister_FindVIRecursive(pNode->get_child(n));
if (res)
return res;
}
return 0;
}
int LRoomManager::DobRegister(Spatial * pDOB, const Vector3 &pos, float radius, int iRoom)
{
//LPRINT(3, "register_dob " + pDOB->get_name());
if (iRoom == -1)
{
WARN_PRINT_ONCE("LRoomManager::DobRegister : room ID is -1");
return false;
}
int did = m_DobList.Request();
LDob &dob = m_DobList.GetDob(did);
dob.m_iRoomID = iRoom;
dob.m_ID_Spatial = pDOB->get_instance_id();
dob.m_fRadius = radius;
// LRoom * pRoom = GetRoom(iRoom);
// if (!pRoom)
// return false;
// The dob is derived from spatial, but the visual instances may be children of the dob
// rather than the node itself .. we need visual instances for layer culling for shadows
// LDob dob;
// dob.m_ID_Spatial = pDOB->get_instance_id();
// dob.m_fRadius = radius;
dob.m_ID_VI = DobRegister_FindVIRecursive(pDOB);
// pRoom->DOB_Add(dob);
// save the room ID on the dob metadata
// Meta_SetRoomNum(pDOB, iRoom);
#ifdef LPORTAL_DOBS_NO_SOFTSHOW
VisualInstance * pVI = dob.GetVI();
if (pVI)
{
uint32_t mask = 0;
mask = LRoom::LAYER_MASK_CAMERA | LRoom::LAYER_MASK_LIGHT;
LRoom::SoftShow(pVI, mask);
}
#endif
// change visibility
m_DobList.UpdateDob(*this, did, pos);
// DobUpdateVisibility(pDOB, pRoom);
return did;
}
int LRoomManager::dob_register(Node * pDOB, const Vector3 &pos, float radius)
{
CHECK_ROOM_LIST
if (!pDOB)
{
WARN_PRINT_ONCE("dob_register : pDOB is NULL");
return -1;
}
LPRINT(3, "dob_register " + pDOB->get_name() + " instance ID " + itos(pDOB->get_instance_id()));
Spatial * pSpat = Object::cast_to<Spatial>(pDOB);
if (!pSpat)
{
WARN_PRINT_ONCE("dob_register : DOB is not a spatial");
return -1;
}
// Vector3 pt = pSpat->get_global_transform().origin;
int iRoomNum = FindClosestRoom(pos);
LPRINT(2, "dob_register closest room " + itos(iRoomNum));
return DobRegister(pSpat, pos, radius, iRoomNum);
}
/*
// where pRoom is current room
int LRoomManager::DobUpdate(Spatial * pDOB_Spatial, LRoom * pRoom)
{
LRoom * pNewRoom = pRoom->DOB_Update(*this, pDOB_Spatial);
// // update visibility
// if (pNewRoom)
// DobUpdateVisibility(pSpat, pNewRoom);
// else
// DobUpdateVisibility(pSpat, pRoom);
if (pNewRoom)
{
// remove from the list in old room and add to list in new room, and change the metadata
int iRoomNum = pNewRoom->m_RoomID;
// get dob data to move to new room
//unsigned int uidob_instance_id = pDOB->get_instance_id();
unsigned int dob_id = pRoom->DOB_Find(pDOB_Spatial);
// if (dob_id == -1)
// {
// WARN_PRINT_ONCE("DOB is not found in room");
// return -1;
// }
assert (dob_id != -1);
print_line("dob " + itos(dob_id) + " entering room " + pNewRoom->get_name());
// copy across data before removing
const LDob &data = pRoom->DOB_Get(dob_id);
pNewRoom->DOB_Add(data);
// remove from old room
pRoom->DOB_Remove(dob_id);
// change visibility
DobUpdateVisibility(pDOB_Spatial, pNewRoom);
// save the room ID on the dob metadata
Meta_SetRoomNum(pDOB_Spatial, iRoomNum);
// new room number
return iRoomNum;
}
//#ifdef LDEBUG_DOB_VISIBILITY
//#pragma message ("LPortal LDEBUG_DOB_VISIBILITY, dobs will flicker when hidden")
// bool bVis = pRoom->IsVisible();
// bool bSpatVisible = pSpat->is_visible_in_tree();
// if (bVis != bSpatVisible)
// {
// WARN_PRINT("DOB visibility incorrect");
// }
// bool bShow = true;
// if (!bVis)
// {
// if ((Engine::get_singleton()->get_frames_drawn() % 2) == 0)
// {
// pSpat->show();
// }
// else
// {
// pSpat->hide();
// }
// }
// else
// {
// pSpat->show();
// }
//#endif
// still in the same room
return pRoom->m_RoomID;
}
*/
int LRoomManager::dob_update(int dob_id, const Vector3 &pos)
{
#ifdef LPORTAL_DOBS_AUTO_UPDATE
return -1;
#endif
return m_DobList.UpdateDob(*this, dob_id, pos);
// find the room the object is attached to
// LRoom * pRoom = GetRoomFromDOB(pDOB);
// if (!pRoom)
// return -1;
// Spatial * pSpat = Object::cast_to<Spatial>(pDOB);
// if (!pSpat)
// return -1;
// return DobUpdate(pSpat, pRoom);
}
/*
bool LRoomManager::dob_teleport_hint(Node * pDOB, Node * pRoom)
{
CHECK_ROOM_LIST
if (!pDOB)
{
WARN_PRINT_ONCE("dob_teleport_hint : pDOB is NULL");
return false;
}
LPRINT(1, "dob_teleport_hint " + pDOB->get_name());
if (!pRoom)
{
WARN_PRINT_ONCE("dob_teleport_hint : pRoom is NULL");
return false;
}
int iRoom = Meta_GetRoomNum(pRoom);
Spatial * pSpat = Object::cast_to<Spatial>(pDOB);
if (!pSpat)
{
WARN_PRINT_ONCE("dob_teleport_hint : DOB is not a spatial");
return false;
}
return DobTeleport(pSpat, iRoom);
}
*/
/*
bool LRoomManager::DobTeleport(Spatial * pDOB, int iNewRoomID)
{
LPRINT(5, "teleporting " + pDOB->get_name() + " to room " + itos(iNewRoomID));
// old room
LRoom * pOldRoom = GetRoomFromDOB(pDOB);
if (!pOldRoom)
{
WARN_PRINT_ONCE("LRoomManager::DobTeleport : pOldRoom is NULL");
return false;
}
if (iNewRoomID == -1)
{
WARN_PRINT_ONCE("LRoomManager::DobTeleport : iNewRoomID is -1");
return false;
}
LRoom * pNewRoom = GetRoom(iNewRoomID);
if (!pNewRoom)
return false;
// special case, if teleporting within the same room, no op
// (if we do try and move from same room to same room we get data corruption because of
// const ref)
if (pOldRoom == pNewRoom)
return true;
// detach from old room, add to new room
// get dob data to move to new room
unsigned int dob_id = pOldRoom->DOB_Find(pDOB);
assert (dob_id != -1);
// copy across data before removing
const LDob &data = pOldRoom->DOB_Get(dob_id);
pNewRoom->DOB_Add(data);
// remove from old room
pOldRoom->DOB_Remove(dob_id);
// save the room ID on the dob metadata
Meta_SetRoomNum(pDOB, iNewRoomID);
// change visibility
DobUpdateVisibility(pDOB, pNewRoom);
return true;
}
*/
// not tested...
/*
bool LRoomManager::dob_teleport(Node * pDOB)
{
CHECK_ROOM_LIST
return true;
// Spatial * pSpat = Object::cast_to<Spatial>(pDOB);
// if (!pSpat)
// return false;
// Vector3 pt = pSpat->get_global_transform().origin;
// int iRoomNum = FindClosestRoom(pt);
// //print_line("dob_teleport closest room " + itos(iRoomNum));
// if (iRoomNum == -1)
// return false;
// return DobTeleport(pSpat, iRoomNum);
}
*/
bool LRoomManager::dob_unregister(int dob_id)
{
CHECK_ROOM_LIST
// LRoom * pRoom = GetRoomFromDOB(pDOB);
// // change the meta data on the DOB .. this will catch trying to update an unregistered DOB
// Meta_SetRoomNum(pDOB, -2);
// if (pRoom)
// {
// unsigned int dob_id = pRoom->DOB_Find(pDOB);
// return pRoom->DOB_Remove(dob_id);
// }
m_DobList.DeleteDob(dob_id);
return true;
}
void LRoomManager::Light_FrameProcess(int lightID)
{
if (!m_BF_ProcessedLights.GetBit(lightID))
{
m_BF_ProcessedLights.SetBit(lightID, true);
// some lights may be processed but found not to intersect the camera frustum
if (Light_FindCasters(lightID))
{
m_BF_ActiveLights.SetBit(lightID, true);
m_ActiveLights.push_back(lightID);
}
}
}
// now we are centralizing the tracing out from static and dynamic lights for each frame to this function
// returns false if the entire light should be culled
bool LRoomManager::Light_FindCasters(int lightID)
{
// add all shadow casters for this light (new method)
const LLight &light = m_Lights[lightID];
/*
if (light.m_eClass == LLight::LT_STATIC)
{
int last_caster = light.m_FirstCaster + light.m_NumCasters;
for (int c=light.m_FirstCaster; c<last_caster; c++)
{
int sobID = m_LightCasters_SOB[c];
// only add to the caster list if not in it already (does this check need to happen, can this ever occur?)
if (!m_BF_caster_SOBs.GetBit(sobID))
{
LPRINT_RUN(2, "\t" + itos(sobID) + ", " + m_SOBs[sobID].GetSpatial()->get_name());
m_BF_caster_SOBs.SetBit(sobID, true);
m_CasterList_SOBs.push_back(sobID);
}
else
{
//LPRINT(2, "\t" + itos(sobID) + ", ALREADY CASTER " + manager.m_SOBs[sobID].GetSpatial()->get_name());
}
} // for c through caster
} // static lights have a list of SOB casters
*/
// special case of global area lights
if (light.m_iArea != -1)
{
// special trace for area light
if (m_Trace.Trace_Light(*this, light, LTrace::LR_ALL) == false)
return false;
}
else
{
// can only deal with lights in rooms for now
if (light.m_Source.m_RoomID == -1)
{
return true;
}
LRoom * pRoom = GetRoom(light.m_Source.m_RoomID);
if (!pRoom)
return true;
if (m_Trace.Trace_Light(*this, light, LTrace::LR_ALL) == false)
return false;
} // non-area light
/*
// we now need to trace either just DOBs (in the case of static lights)
// or SOBs and DOBs (in the case of dynamic lights)
m_LightRender.m_BF_Temp_SOBs.Blank();
m_LightRender.m_Temp_Visible_SOBs.clear();
const LSource &cam = light.m_Source;
// cam.Source_SetDefaults();
// cam.m_ptPos = light.m_ptPos;
// cam.m_ptDir = light.m_ptDir;
m_Trace.Trace_Prepare(*this, cam, m_LightRender.m_BF_Temp_SOBs, m_BF_visible_rooms, m_LightRender.m_Temp_Visible_SOBs, *m_pCurr_VisibleRoomList);
unsigned int pool_member = m_Pool.Request();
assert (pool_member != -1);
LVector<Plane> &planes = m_Pool.Get(pool_member);
planes.clear();
// create subset planes of light frustum and camera frustum
m_MainCamera.AddCameraLightPlanes(*this, cam, planes);
m_Trace.Trace_Begin(*pRoom, planes);
// we no longer need these planes
m_Pool.Free(pool_member);
*/
// process the sobs that were visible
for (int n=0; n<m_LightRender.m_Temp_Visible_SOBs.size(); n++)
{
int sobID = m_LightRender.m_Temp_Visible_SOBs[n];
// only add to the caster list if not in it already (does this check need to happen, can this ever occur?)
if (!m_BF_caster_SOBs.GetBit(sobID))
{
LPRINT_RUN(2, "\t" + itos(sobID) + ", " + m_SOBs[sobID].GetSpatial()->get_name());
m_BF_caster_SOBs.SetBit(sobID, true);
m_CasterList_SOBs.push_back(sobID);
}
else
{
//LPRINT(2, "\t" + itos(sobID) + ", ALREADY CASTER " + manager.m_SOBs[sobID].GetSpatial()->get_name());
}
}
return true;
}
void LRoomManager::Light_UpdateTransform(LLight &light, const Light &glight) const
{
if (!glight.get_parent())
{
WARN_PRINT_ONCE("LRoomManager::Light_UpdateTransform Light is not in tree");
return;
}
// get global transform only works if glight is in the tree
Transform tr = glight.get_global_transform();
light.m_Source.m_ptPos = tr.origin;
light.m_Source.m_ptDir = -tr.basis.get_axis(2); // or possibly get_axis .. z is what we want
}
// common stuff for global and local light creation
bool LRoomManager::LightCreate(Light * pLight, int roomID, String szArea)
{
// set culling flag for light
// 1 is for lighting objects outside the room system
pLight->set_cull_mask(1 | LRoom::LAYER_MASK_LIGHT);
// create new light
LLight l;
l.Light_SetDefaults();
l.Hidable_Create(pLight);
l.m_GodotID = pLight->get_instance_id();
//l.m_iArea = areaID;
// store the area name as a string if an area light
// as the areas aren't actually created until calling convert
if (szArea != "")
l.m_szArea = szArea;
LSource &lsource = l.m_Source;
// direction
Light_UpdateTransform(l, *pLight);
lsource.m_RoomID = roomID;
bool bOK = false;
// what kind of light?
SpotLight * pSL = Object::cast_to<SpotLight>(pLight);
if (pSL)
{
LPRINT(2, "\tSPOTLIGHT detected " + pLight->get_name());
lsource.m_eType = LSource::ST_SPOTLIGHT;
lsource.m_fSpread = pSL->get_param(Light::PARAM_SPOT_ANGLE);
lsource.m_fRange = pLight->get_param(Light::PARAM_RANGE);
bOK = true;
}
OmniLight * pOL = Object::cast_to<OmniLight>(pLight);
if (pOL)
{
LPRINT(2, "\tOMNILIGHT detected " + pLight->get_name());
lsource.m_eType = LSource::ST_OMNI;
lsource.m_fRange = pLight->get_param(Light::PARAM_RANGE);
bOK = true;
}
DirectionalLight * pDL = Object::cast_to<DirectionalLight>(pLight);
if (pDL)
{
LPRINT(2, "\tDIRECTIONALLIGHT detected " + pLight->get_name());
lsource.m_eType = LSource::ST_DIRECTIONAL;
// no range but max distance? NYI
bOK = true;
}
// don't add if not recognised
if (!bOK)
{
LPRINT(2, "\tLIGHT type unrecognised " + pLight->get_name());
return false;
}
// turn the local light off to start with
if (!lsource.IsGlobal())
{
// l.Show(false);
//pLight->hide();
}
m_Lights.push_back(l);
return true;
}
int LRoomManager::dynamic_light_register(Node * pLightNode, float radius)
{
CHECK_ROOM_LIST
if (!pLightNode)
{
WARN_PRINT_ONCE("dynamic_light_register : pLightNode is NULL");
return -1;
}
ObjectID light_id = pLightNode->get_instance_id();
// does the light already exist in the light list? I.e. was it imported as part of the roomlist?
for (int n=0; n<m_Lights.size(); n++)
{
if (m_Lights[n].m_GodotID == light_id)
{
m_Lights[n].m_Source.m_eClass = LSource::SC_DYNAMIC;
// do an update on the light
//dynamic_light_update(n, pos, dir);
// store the light ID in the metadata for the node
//Meta_SetLightID(pLightNode, n);
return n;
}
}
return -1;
}
bool LRoomManager::dynamic_light_unregister(int light_id)
{
// NYI
return true;
}
// returns room within or -1 if no dob
int LRoomManager::dynamic_light_update(int light_id, const Vector3 &pos, const Vector3 &dir) // returns room within
{
// doesn't now matter if not in tree as position and dir are passed directly
if ((unsigned int) light_id >= (unsigned int) m_Lights.size())
{
WARN_PRINT_ONCE("dynamic_light_update : meta light ID out of range");
return -1;
}
LLight &light = m_Lights[light_id];
int iRoom = light.m_Source.m_RoomID;
if (iRoom == -1)
{
WARN_PRINT_ONCE("dynamic_light_update : can't update global light");
return -1;
}
light.m_Source.m_ptPos = pos;
light.m_Source.m_ptDir = dir.normalized();
// update dob
if (light.m_DOB_id != -1)
{
int iNewRoom = m_DobList.UpdateDob(*this, light.m_DOB_id, pos);
light.m_Source.m_RoomID = iNewRoom;
}
// update with a new Trace (we are assuming update is only called if the light has moved)
// remove the old local lights
for (int n=0; n<light.m_NumAffectedRooms; n++)
{
int r = light.m_AffectedRooms[n];
GetRoom(r)->RemoveLocalLight(light_id);
}
light.ClearAffectedRooms();
// now do a new trace, and add all the rooms that are hit
m_Trace.Trace_Light(*this, light, LTrace::LR_ROOMS);
// we should now have a list of the rooms hit in m_LightRender.m_Temp_Visible_Rooms
for (int n=0; n<m_LightRender.m_Temp_Visible_Rooms.size(); n++)
{
int r = m_LightRender.m_Temp_Visible_Rooms[n];
// add to the list on the light
light.AddAffectedRoom(r);
// add to the list of local lights in the room
GetRoom(r)->AddLocalLight(light_id);
}
// this may or may not have changed
return light.m_Source.m_RoomID;
/*
if (!pLightNode)
{
WARN_PRINT_ONCE("dynamic_light_update : pLightNode is NULL");
return -1;
}
if (pLightNode->is_inside_tree() == false)
{
#ifdef LDEBUG_LIGHT_AFFECTED_ROOMS
if (m_bDebugFrameString)
DebugString_Add("DynamicLight not in tree\n");
#endif
return -1;
}
// find the light ID from meta data
int light_id = Meta_GetLightID(pLightNode);
if ((unsigned int) light_id >= (unsigned int) m_Lights.size())
{
WARN_PRINT_ONCE("dynamic_light_update : meta light ID out of range");
return -1;
}
LLight &light = m_Lights[light_id];
// update the llight transform from the node
Light * pGLight = light.GetGodotLight();
Light_UpdateTransform(light, *pGLight);
Spatial * pSpat = Object::cast_to<Spatial>(pGLight);
if (!pSpat)
return -1;
int iRoom = light.m_Source.m_RoomID;
if (iRoom == -1)
{
WARN_PRINT_ONCE("dynamic_light_update : can't update global light");
return -1;
}
LRoom * pRoom = GetRoom(iRoom);
if (pRoom == 0)
{
WARN_PRINT_ONCE("dynamic_light_update : pRoom is NULL");
return -1;
}
LRoom * pNewRoom = pRoom->DOB_Update(*this, pSpat);
if (pNewRoom)
{
// remove from the list in old room and add to list in new room, and change the metadata
int iNewRoomID = pNewRoom->m_RoomID;
light.m_Source.m_RoomID = iNewRoomID;
// change visibility
//DobChangeVisibility(pSpat, pRoom, pNewRoom);
}
// update with a new Trace (we are assuming update is only called if the light has moved)
// remove the old local lights
for (int n=0; n<light.m_NumAffectedRooms; n++)
{
int r = light.m_AffectedRooms[n];
GetRoom(r)->RemoveLocalLight(light_id);
}
light.ClearAffectedRooms();
// now do a new trace, and add all the rooms that are hit
m_Trace.Trace_Light(*this, light, LTrace::LR_ROOMS);
// we should now have a list of the rooms hit in m_LightRender.m_Temp_Visible_Rooms
for (int n=0; n<m_LightRender.m_Temp_Visible_Rooms.size(); n++)
{
int r = m_LightRender.m_Temp_Visible_Rooms[n];
// add to the list on the light
light.AddAffectedRoom(r);
// add to the list of local lights in the room
GetRoom(r)->AddLocalLight(light_id);
}
// this may or may not have changed
return light.m_Source.m_RoomID;
*/
return 0;
}
void LRoomManager::DebugString_Light_AffectedRooms(int light_id)
{
#ifdef LDEBUG_LIGHT_AFFECTED_ROOMS
if (m_bDebugFrameString)
{
const LLight &light = m_Lights[light_id];
if (!light.m_bShow)
return;
DebugString_Add("Light " + itos(light_id) + " affect room ");
// affected rooms
for (int n=0; n<light.m_NumAffectedRooms; n++)
{
int room_id = light.m_AffectedRooms[n];
DebugString_Add(itos(room_id) + ", ");
}
DebugString_Add("\n");
}
#endif
}
bool LRoomManager::global_light_register(Node * pLightNode, String szArea)
{
//CHECK_ROOM_LIST
if (!pLightNode)
{
WARN_PRINT_ONCE("light_register : pLightNode is NULL");
return false;
}
LPRINT(3, "light_register " + pLightNode->get_name());
Light * pLight = Object::cast_to<Light>(pLightNode);
if (!pLight)
{
WARN_PRINT_ONCE("light_register : Node is not a light");
return false;
}
DirectionalLight * pDLight = Object::cast_to<DirectionalLight>(pLightNode);
if (!pDLight)
{
WARN_PRINT_ONCE("light_register : only DirectionalLights are supported, place spotlights and omnis within rooms");
return false;
}
return LightCreate(pLight, -1, szArea);
}
/*
void LRoomManager::DobUpdateVisibility(int dob_id)
{
LDob &dob = m_DobList.GetDob(dob_id);
// return;
bool bRoomVis = pRoom->IsVisible();
bool bDobVis = pDOB->is_visible_in_tree();
if (bDobVis != bRoomVis)
{
String sz = "DOB " + pDOB->get_name() + "\t";
if (bRoomVis)
{
pDOB->show();
sz += "coming into view";
}
else
{
pDOB->hide();
sz += "exiting view";
}
print_line(sz);
}
}
*/
int LRoomManager::dob_get_room_id(int dob_id)
{
return m_DobList.GetDob(dob_id).m_iRoomID;
}
// helpers to enable the client to manage switching on and off physics and AI
int LRoomManager::rooms_get_num_rooms() const
{
return m_Rooms.size();
}
Vector3 LRoomManager::rooms_get_room_centre(int room_id) const
{
const LRoom * pRoom = GetRoom(room_id);
if (!pRoom)
return Vector3(0, 0, 0);
return pRoom->m_ptCentre;
}
bool LRoomManager::rooms_is_room_visible(int room_id) const
{
if (room_id >= m_Rooms.size())
{
LWARN(5, "LRoomManager::rooms_is_room_visible : room id higher than number of rooms");
return false;
}
return m_BF_visible_rooms.GetBit(room_id) != 0;
}
Array LRoomManager::rooms_get_visible_rooms() const
{
Array rooms;
for (int n=0; n<m_pCurr_VisibleRoomList->size(); n++)
{
rooms.push_back((*m_pCurr_VisibleRoomList)[n]);
}
return rooms;
}
Node * LRoomManager::rooms_get_room(int room_id)
{
const LRoom * pRoom = GetRoom(room_id);
if (!pRoom)
return NULL;
return pRoom->GetGodotRoom();
}
// move the initial hiding to where the camera is set, so we can save the scene etc
void LRoomManager::ShowAll(bool bShow)
{
for (int n=0; n<m_SOBs.size(); n++)
{
LSob &sob = m_SOBs[n];
sob.Show(bShow);
}
// hide all lights that are non global
for (int n=0; n<m_Lights.size(); n++)
{
LLight &light = m_Lights[n];
if (!light.m_Source.IsGlobal())
light.Show(bShow);
}
}
// turn on and off culling for debugging
void LRoomManager::rooms_set_active(bool bActive)
{
if (bActive == m_bActive)
{
LWARN(2, "LRoomManager::rooms_set_active : noop, no state change");
return;
}
CheckRoomList();
m_bActive = bActive;
// if (m_bActive)
// {
// clear these to ensure the system is initialized
m_pCurr_VisibleRoomList->clear();
m_pPrev_VisibleRoomList->clear();
// }
// show all
for (int n=0; n<m_Rooms.size(); n++)
{
LRoom &lroom = m_Rooms[n];
lroom.Debug_ShowAll(bActive);
}
// SOBS
for (int n=0; n<m_SOBs.size(); n++)
{
LSob &sob = m_SOBs[n];
sob.Show(!bActive);
VisualInstance * pVI = sob.GetVI();
if (pVI)
{
uint32_t mask = 0;
if (!bActive)
{
mask = LRoom::LAYER_MASK_CAMERA | LRoom::LAYER_MASK_LIGHT;
}
LRoom::SoftShow(pVI, mask);
}
}
// LIGHTS
for (int n=0; n<m_Lights.size(); n++)
{
LLight &light = m_Lights[n];
// if (!light.m_Source.IsGlobal())
light.Show(!bActive);
}
m_ActiveLights.clear();
m_ActiveLights_prev.clear();
m_VisibleRoomList_A.clear();
m_VisibleRoomList_B.clear();
m_MasterList_SOBs.clear();
m_MasterList_SOBs_prev.clear();
m_VisibleList_SOBs.clear();
m_CasterList_SOBs.clear();
m_BF_ActiveLights_prev.Blank();
m_BF_ActiveLights.Blank();
}
String LRoomManager::rooms_get_debug_frame_string()
{
return m_szDebugString;
}
void LRoomManager::rooms_set_logging(int level)
{
// 0 is no logging, 6 is max logging (i.e. reverse of the priorities in the code)
Lawn::LDebug::m_iLoggingLevel = 6-level;
}
// provide debugging output on the next frame
void LRoomManager::rooms_log_frame()
{
Lawn::LDebug::m_bRunning = false;
}
bool LRoomManager::rooms_set_camera(int dob_id, Node * pCam)
{
CHECK_ROOM_LIST
// is it the first setting of the camera? if so hide all
if (m_DOB_id_camera == -1)
ShowAll(false);
if (!pCam)
return false;
Camera * pCamera = Object::cast_to<Camera>(pCam);
if (!pCamera)
{
WARN_PRINT("Not a camera");
return false;
}
// int id = pCam->get_instance_id();
// was this a change in camera?
if (m_DOB_id_camera != dob_id)
{
m_DOB_id_camera = dob_id;
//m_ID_camera = id;
// make sure the camera room is correct by doing a teleport
//dob_teleport(pCam);
}
// new .. select the cull layer
// 1 is for showing objects outside the room system
pCamera->set_cull_mask(1 | LRoom::LAYER_MASK_CAMERA);
// use this temporarily to force debug
// rooms_log_frame();
return true;
}
// convert empties and meshes to rooms and portals
bool LRoomManager::RoomsConvert(bool bVerbose, bool bDeleteLights, bool bSingleRoomMode)
{
ResolveRoomListPath();
CHECK_ROOM_LIST
LRoomConverter conv;
conv.Convert(*this, bVerbose, false, bDeleteLights, bSingleRoomMode);
return true;
}
bool LRoomManager::rooms_single_room_convert(bool bVerbose, bool bDeleteLights)
{
return RoomsConvert(bVerbose, bDeleteLights, true);
}
void LRoomManager::rooms_set_hide_method_detach(bool bDetach)
{
LHidable::m_bDetach = bDetach;
}
void LRoomManager::rooms_set_portal_plane_convention(bool bFlip)
{
m_bPortalPlane_Convention = bFlip;
}
// convert empties and meshes to rooms and portals
bool LRoomManager::rooms_convert(bool bVerbose, bool bDeleteLights)
{
return RoomsConvert(bVerbose, bDeleteLights, false);
}
bool LRoomManager::rooms_transfer_uv2s(Node * pMeshInstance_From, Node * pMeshInstance_To)
{
CheckRoomList();
MeshInstance * pMI_from = Object::cast_to<MeshInstance>(pMeshInstance_From);
MeshInstance * pMI_to = Object::cast_to<MeshInstance>(pMeshInstance_To);
if (!pMI_from)
return false;
if (!pMI_to)
return false;
LHelper helper;
Lawn::LDebug::m_bRunning = false;
bool res = helper.TransferUV2(*pMI_from, *pMI_to);
Lawn::LDebug::m_bRunning = true;
return res;
}
bool LRoomManager::rooms_unmerge_sobs(Node * pMergeMeshInstance, float thresh_dist, float thresh_dot)
{
MeshInstance * pMI = Object::cast_to<MeshInstance>(pMergeMeshInstance);
LHelper helper;
helper.SetUnMergeParams(thresh_dist, thresh_dot);
Lawn::LDebug::m_bRunning = false;
bool res = helper.UnMergeSOBs(*this, pMI);
Lawn::LDebug::m_bRunning = true;
return res;
}
bool LRoomManager::export_scene_DAE(Node * pNode, String szFilename)
{
LDAEExporter dae;
return dae.SaveScene(pNode, szFilename);
}
bool LRoomManager::rooms_save_scene(Node * pNode, String szFilename)
{
LSceneSaver saver;
return saver.SaveScene(pNode, szFilename);
}
void LRoomManager::lightmap_set_unmerge_params(float thresh_dist, float thresh_dot)
{
// sanitize? NYI
m_fLightmapUnMerge_ThresholdDist = thresh_dist;
m_fLightmapUnMerge_ThresholdDot = thresh_dot;
}
bool LRoomManager::lightmap_external_unmerge(Node * pMergeMeshInstance, String szLevelFilename)
{
ResolveRoomListPath();
if (!CheckRoomList())
{
WARN_PRINT_ONCE("rooms_convert_lightmap_external : rooms not set");
return 0;
}
LRoomConverter conv;
conv.Convert(*this, true, true, false);
bool res = rooms_unmerge_sobs(pMergeMeshInstance, m_fLightmapUnMerge_ThresholdDist, m_fLightmapUnMerge_ThresholdDot);
if (res)
{
// save the UV2 mapped level
if (szLevelFilename != "")
rooms_save_scene(LROOMLIST, szLevelFilename);
return true;
}
return false;
}
MeshInstance * LRoomManager::lightmap_internal(String szProxyFilename, String szLevelFilename)
{
ResolveRoomListPath();
if (!CheckRoomList())
{
WARN_PRINT_ONCE("rooms_convert_lightmap_internal : rooms not set");
return 0;
}
LRoomConverter conv;
conv.Convert(*this, true, true, false);
LHelper helper;
// as we are doing an unmerge, we want to allow the user to override the parameters of the unmerge
helper.SetUnMergeParams(m_fLightmapUnMerge_ThresholdDist, m_fLightmapUnMerge_ThresholdDot);
Lawn::LDebug::m_bRunning = false;
MeshInstance * pMI = helper.CreateLightmapProxy(*this);
// if there is a save filename for the proxy, save
if ((szProxyFilename != "") && pMI)
{
LSceneSaver saver;
saver.SaveScene(pMI, szProxyFilename);
}
Lawn::LDebug::m_bRunning = true;
// save the UV2 mapped level
if (szLevelFilename != "")
rooms_save_scene(LROOMLIST, szLevelFilename);
return pMI;
}
bool LRoomManager::lightmap_external_export(String szFilename) // DAE filename
{
ResolveRoomListPath();
CHECK_ROOM_LIST
LRoomConverter conv;
conv.Convert(*this, true, true, false, true);
// LRoomConverter conv;
// conv.Convert(*this, true, true, false);
//#m_Manager.rooms_single_room_convert(true, false)
// rooms_single_room_convert(
// if (!m_pRoomList)
// return false;
rooms_set_active(false);
// first create a temporary mesh instance
MeshInstance * pMerged = memnew(MeshInstance);
pMerged->set_name("Merged");
add_child(pMerged);
LHelper helper;
Lawn::LDebug::m_bRunning = false;
bool res = helper.MergeSOBs(*this, pMerged, false);
Lawn::LDebug::m_bRunning = true;
// create the merged geometry
if (res)
{
// save as a DAE
LDAEExporter dae;
dae.SetMergedMeshInstance(pMerged);
res = dae.SaveScene(m_pRoomList, szFilename, true);
}
pMerged->queue_delete();
rooms_set_active(true);
return res;
}
bool LRoomManager::rooms_merge_sobs(Node * pMergeMeshInstance)
{
MeshInstance * pMI = Object::cast_to<MeshInstance>(pMergeMeshInstance);
// first make sure all SOBs are showing by deactivating LPortal
rooms_set_active(false);
LHelper helper;
Lawn::LDebug::m_bRunning = false;
bool res = helper.MergeSOBs(*this, pMI);
Lawn::LDebug::m_bRunning = true;
// finally reactivate LPortal
rooms_set_active(true);
return res;
}
// free memory for current set of rooms, prepare for converting a new game level
void LRoomManager::rooms_release()
{
CheckRoomList();
// unhide all the objects and reattach to scene graph
rooms_set_active(false);
// unregister all the dobs
// for (int n=0; n<m_Rooms.size(); n++)
// {
// LRoom &lroom = m_Rooms[n];
// lroom.Release(*this);
// }
ReleaseResources(false);
m_DOB_id_camera = -1;
//m_ID_camera = 0;
m_ID_RoomList = 0;
m_uiFrameCounter = 0;
// m_iLoggingLevel = 2;
m_bActive = true;
m_bFrustumOnly = false;
// m_bDebugPlanes = false;
// m_bDebugBounds = false;
// m_bDebugLights = false;
m_pRoomList = 0;
}
void LRoomManager::ReleaseResources(bool bPrepareConvert)
{
m_ShadowCasters_SOB.clear();
m_LightCasters_SOB.clear();
m_Rooms.clear(true);
m_Portals.clear(true);
m_Areas.clear(true);
m_SOBs.clear();
m_AreaLights.clear(true);
m_AreaRooms.clear(true);
if (!bPrepareConvert)
m_Lights.clear();
m_ActiveLights.clear();
m_ActiveLights_prev.clear();
m_VisibleRoomList_A.clear();
m_VisibleRoomList_B.clear();
m_MasterList_SOBs.clear();
m_MasterList_SOBs_prev.clear();
m_VisibleList_SOBs.clear();
m_CasterList_SOBs.clear();
}
// debugging emulate view frustum
void LRoomManager::FrameUpdate_FrustumOnly()
{
// NYI
}
void LRoomManager::FrameUpdate_Prepare()
{
if (m_bDebugPlanes)
m_DebugPlanes.clear();
if (m_bDebugLightVolumes)
m_DebugLightVolumes.clear();
if (m_bDebugFrustums)
m_DebugFrustums.clear();
// clear the visible room list to write to each frame
m_pCurr_VisibleRoomList->clear();
// keep previous
m_BF_master_SOBs_prev.CopyFrom(m_BF_master_SOBs);
m_BF_master_SOBs.Blank();
// note this can be done more efficiently with swapping pointer
m_MasterList_SOBs_prev.copy_from(m_MasterList_SOBs);
m_VisibleList_SOBs.clear();
m_CasterList_SOBs.clear();
m_MasterList_SOBs.clear();
m_BF_caster_SOBs.Blank();
m_BF_visible_SOBs.Blank();
// lights
m_BF_ActiveLights_prev.CopyFrom(m_BF_ActiveLights);
m_ActiveLights_prev.copy_from(m_ActiveLights);
m_ActiveLights.clear();
m_BF_ActiveLights.Blank();
m_BF_ProcessedLights.Blank();
// as we hit visible rooms we will mark them in a bitset, so we can hide any rooms
// that are showing that haven't been hit this frame
m_BF_visible_rooms.Blank();
// reset the planes pool for another frame
m_Pool.Reset();
}
bool LRoomManager::FrameUpdate()
{
if (Engine::get_singleton()->is_editor_hint())
{
WARN_PRINT_ONCE("LRoomManager::FrameUpdate should not be called in editor");
return false;
}
DebugString_Set("");
// could turn off internal processing? not that important
if (!m_bActive)
return false;
CHECK_ROOM_LIST
#ifdef LPORTAL_DOBS_AUTO_UPDATE
DobsAutoUpdate();
#endif
if (m_bFrustumOnly)
{
// debugging emulate view frustum
FrameUpdate_FrustumOnly();
return true;
}
// we keep a frame counter to prevent visiting things multiple times on the same frame in recursive functions
m_uiFrameCounter++;
LPRINT_RUN(5, "\nFRAME " + itos(m_uiFrameCounter));
FrameUpdate_Prepare();
// get the camera desired and make into lcamera
Camera * pCamera = 0;
if (m_DOB_id_camera == -1)
{
// camera not set .. do nothing
return false;
}
LDob &dob = m_DobList.GetDob(m_DOB_id_camera);
pCamera = Object::cast_to<Camera>(dob.GetSpatial());
// camera not a camera?? shouldn't happen but we'll check
if (!pCamera)
return false;
//Object *pObj = ObjectDB::get_instance(m_ID_camera);
//pCamera = Object::cast_to<Camera>(pObj);
// always doing dob update here for camera, this ensures it is not one frame behind
// depending on scene tree, which can cause camera lroom id to be the old one after crossing
// a portal plane, causing a flicker on changing room...
dob_update(m_DOB_id_camera, pCamera->get_global_transform().origin);
//dob_update(pCamera);
// Which room is the camera currently in?
LRoom * pRoom = GetRoom(dob.m_iRoomID);
if (!pRoom)
{
WARN_PRINT_ONCE("LRoomManager::FrameUpdate : Camera is not in an LRoom");
return false;
}
#ifdef LDEBUG_CAMERA
if (m_bDebugFrameString)
DebugString_Add("Camera in room " + itos(pRoom->m_RoomID) + "\n");
#endif
// lcamera contains the info needed for running the recursive trace using the main camera
LSource cam; cam.Source_SetDefaults();
cam.m_ptPos = Vector3(0, 0, 0);
cam.m_ptDir = Vector3 (-1, 0, 0);
// get the camera desired and make into lcamera
assert (pCamera);
Transform tr = pCamera->get_global_transform();
cam.m_ptPos = tr.origin;
cam.m_ptDir = -tr.basis.get_axis(2); // or possibly get_axis .. z is what we want
// if we can't prepare the frustum is invalid
if (!m_MainCamera.Prepare(*this, pCamera))
return false;
// the first set of planes are allocated and filled with the view frustum planes
// Note that the visual server doesn't actually need to do view frustum culling as a result...
// (but is still doing it for now)
unsigned int pool_member = m_Pool.Request();
assert (pool_member != -1);
LVector<Plane> &planes = m_Pool.Get(pool_member);
planes.clear();
// luckily godot already has a function to return a list of the camera clipping planes
planes.copy_from(m_MainCamera.m_Planes);
// the whole visibility algorithm is recursive, spreading out from the camera room,
// rendering through any portals in view into other rooms, etc etc
m_Trace.Trace_Prepare(*this, cam, m_BF_visible_SOBs, m_BF_visible_rooms, m_VisibleList_SOBs, *m_pCurr_VisibleRoomList);
m_Trace.Trace_Begin(*pRoom, planes);
// we no longer need these planes
m_Pool.Free(pool_member);
// finally hide all the rooms that are currently visible but not in the visible bitfield as having been hit
FrameUpdate_FinalizeRooms();
FrameUpdate_AddShadowCasters();
FrameUpdate_CreateMasterList();
// set soft visibility of objects within visible rooms
FrameUpdate_FinalizeVisibility_WithinRooms();
FrameUpdate_FinalizeVisibility_SoftShow();
// swap the current and previous visible room list
LVector<int> * pTemp = m_pCurr_VisibleRoomList;
m_pCurr_VisibleRoomList = m_pPrev_VisibleRoomList;
m_pPrev_VisibleRoomList = pTemp;
// draw debug
FrameUpdate_DrawDebug(cam, *pRoom);
// when running, emit less debugging output so as not to choke the IDE
Lawn::LDebug::m_bRunning = true;
return true;
}
void LRoomManager::FrameUpdate_FinalizeRooms()
{
// finally hide all the rooms that are currently visible but not in the visible bitfield as having been hit
// to get started
if (!m_pPrev_VisibleRoomList->size())
{
// NOTE this will be done more efficiently, but is okay to start with
for (int n=0; n<m_Rooms.size(); n++)
{
if (!m_BF_visible_rooms.GetBit(n))
{
m_Rooms[n].Room_MakeVisible(false);
}
}
}
else
{
// hide all rooms that were visible last frame but aren't visible this frame
for (int n=0; n<m_pPrev_VisibleRoomList->size(); n++)
{
int r = (*m_pPrev_VisibleRoomList)[n];
if (!m_BF_visible_rooms.GetBit(r))
m_Rooms[r].Room_MakeVisible(false);
}
}
}
// to optimize just 1 call to the visual server, we want a list of all sobs that are either visible or casters
// this allows 1 call to show / hide, and 1 call to layer flags
void LRoomManager::FrameUpdate_CreateMasterList()
{
for (int n=0; n<m_VisibleList_SOBs.size(); n++)
{
int sob_id = m_VisibleList_SOBs[n];
m_MasterList_SOBs.push_back(sob_id);
m_BF_master_SOBs.SetBit(sob_id, true);
}
for (int n=0; n<m_CasterList_SOBs.size(); n++)
{
int sob_id = m_CasterList_SOBs[n];
// if not already on master list
if (m_BF_master_SOBs.GetBit(sob_id) == 0)
{
m_MasterList_SOBs.push_back(sob_id);
m_BF_master_SOBs.SetBit(sob_id, true);
}
}
}
void LRoomManager::FrameUpdate_AddShadowCasters()
{
// simple for the moment, add all objects in visible rooms as casters if they are not already visible
for (int n=0; n<m_pCurr_VisibleRoomList->size(); n++)
{
int r = (*m_pCurr_VisibleRoomList)[n];
m_Rooms[r].AddShadowCasters(*this);
}
#ifdef LDEBUG_LIGHTS
if (m_bDebugFrameString)
DebugString_Add("TOTAL shadow casters " + itos(m_CasterList_SOBs.size()) + "\n");
#endif
LPRINT_RUN(2, "TOTAL shadow casters " + itos(m_CasterList_SOBs.size()));
}
void LRoomManager::FrameUpdate_FinalizeVisibility_SoftShow()
{
// apply the appropriate soft show for each sob in the render list
int nSOBs = m_MasterList_SOBs.size();
for (int n=0; n<nSOBs; n++)
{
int ID = m_MasterList_SOBs[n];
const LSob &sob = m_SOBs[ID];
VisualInstance * pVI = sob.GetVI();
if (pVI)
{
//SoftShow(pVI, sob.m_bSOBVisible);
bool bVisible = m_BF_visible_SOBs.GetBit(ID) != 0;
bool bCaster = m_BF_caster_SOBs.GetBit(ID) != 0;
uint32_t flags = 0;
if (bVisible) flags |= LRoom::LAYER_MASK_CAMERA;
if (bCaster) flags |= LRoom::LAYER_MASK_LIGHT;
LRoom::SoftShow(pVI, flags);
}
}
#ifdef LDEBUG_LIGHTS
if (m_bDebugFrameString)
DebugString_Add("nActiveLights " + itos(m_ActiveLights.size()) + "\n");
#endif
// lights
for (int n=0; n<m_ActiveLights.size(); n++)
{
int lid = m_ActiveLights[n];
if (!m_BF_ActiveLights_prev.GetBit(lid))
{
LLight &light = m_Lights[lid];
light.Show(true);
Light * pLight = light.GetGodotLight();
if (pLight)
{
//Lawn::LDebug::print("Showing light " + itos (n));
//pLight->show();
// FIX GODOT BUG - light cull mask is not preserved when hiding and showing
// set culling flag for light
// 1 is for lighting objects outside the room system
//pLight->set_shadow(false);
//pLight->set_shadow(true);
//pLight->set_cull_mask(1 | LRoom::LAYER_MASK_LIGHT);
// Vector3 ptBugFix = pLight->get_translation();
// pLight->set_translation(ptBugFix);
}
}
// debug
DebugString_Light_AffectedRooms(lid);
}
for (int n=0; n<m_ActiveLights_prev.size(); n++)
{
int lid = m_ActiveLights_prev[n];
if (!m_BF_ActiveLights.GetBit(lid))
{
LLight &light = m_Lights[lid];
light.Show(false);
// Light * pLight = light.GetGodotLight();
// if (pLight)
// {
// //Lawn::LDebug::print("Hiding light " + itos (n));
// pLight->hide();
// }
}
}
}
void LRoomManager::FrameUpdate_FinalizeVisibility_WithinRooms()
{
// and hide all the dobs that are in visible rooms that haven't been made visible
// if (m_pCurr_VisibleRoomList->size() == 0)
// print_line("WARNING : vis room list size is 0");
for (int n=0; n<m_pCurr_VisibleRoomList->size(); n++)
{
int r = (*m_pCurr_VisibleRoomList)[n];
m_Rooms[r].FinalizeVisibility(*this);
}
// NEW shows and hides dobs according to the difference between the current and previous master list
for (int n=0; n<m_MasterList_SOBs_prev.size(); n++)
{
int ID = m_MasterList_SOBs_prev[n];
if (m_BF_master_SOBs.GetBit(ID) == 0)
{
LSob &sob = m_SOBs[ID];
sob.Show(false);
}
}
// show all in current master list
for (int n=0; n<m_MasterList_SOBs.size(); n++)
{
int ID = m_MasterList_SOBs[n];
LSob &sob = m_SOBs[ID];
// show / hide is relatively expensive because of propagating messages between nodes ...
// should be minimized
sob.Show(true);
}
}
void LRoomManager::FrameUpdate_DrawDebug(const LSource &cam, const LRoom &lroom)
{
// light portal planes
if (m_bDebugLights)
{
Object * pObj = ObjectDB::get_instance(m_ID_DebugLights);
ImmediateGeometry * im = Object::cast_to<ImmediateGeometry>(pObj);
if (!im)
return;
im->clear();
im->begin(Mesh::PRIMITIVE_TRIANGLES, NULL);
int nVerts = m_DebugPortalLightPlanes.size();
for (int n=0; n<nVerts; n++)
{
im->add_vertex(m_DebugPortalLightPlanes[n]);
}
im->end();
}
if (m_bDebugPlanes)
{
Vector3 ptCam = cam.m_ptPos;
// slight adjustment to prevent parallel lines in viewport
ptCam += (cam.m_ptDir * 0.1f);
Object * pObj = ObjectDB::get_instance(m_ID_DebugPlanes);
ImmediateGeometry * im = Object::cast_to<ImmediateGeometry>(pObj);
if (!im)
return;
im->clear();
im->begin(Mesh::PRIMITIVE_LINES, NULL);
int nVerts = m_DebugPlanes.size();
for (int n=0; n<nVerts; n++)
{
im->add_vertex(ptCam);
im->add_vertex(m_DebugPlanes[n]);
}
im->end();
}
if (m_bDebugLightVolumes)
{
Object * pObj = ObjectDB::get_instance(m_ID_DebugLightVolumes);
ImmediateGeometry * im = Object::cast_to<ImmediateGeometry>(pObj);
if (!im)
return;
im->clear();
im->begin(Mesh::PRIMITIVE_LINES, NULL);
int nVerts = m_DebugLightVolumes.size();
for (int n=0; n<nVerts; n++)
{
im->add_vertex(m_DebugLightVolumes[n]);
}
im->end();
}
if (m_bDebugFrustums)
{
Object * pObj = ObjectDB::get_instance(m_ID_DebugFrustums);
ImmediateGeometry * im = Object::cast_to<ImmediateGeometry>(pObj);
if (!im)
return;
im->clear();
im->begin(Mesh::PRIMITIVE_LINES, NULL);
int nVerts = m_DebugFrustums.size();
for (int n=0; n<nVerts; n++)
{
im->add_vertex(m_DebugFrustums[n]);
}
im->end();
}
// if debug bounds are on and there is a bound for this room
const Geometry::MeshData &md = lroom.m_Bound_MeshData;
if (m_bDebugBounds && md.faces.size())
{
Object * pObj = ObjectDB::get_instance(m_ID_DebugBounds);
ImmediateGeometry * im = Object::cast_to<ImmediateGeometry>(pObj);
if (!im)
return;
im->clear();
im->begin(Mesh::PRIMITIVE_TRIANGLES, NULL);
for (int n=0; n<md.faces.size(); n++)
{
const Geometry::MeshData::Face &f = md.faces[n];
int numTris = f.indices.size() - 2;
for (int t=0; t<numTris; t++)
{
im->set_normal(f.plane.normal);
im->add_vertex(md.vertices[f.indices[0]]);
im->add_vertex(md.vertices[f.indices[t+1]]);
im->add_vertex(md.vertices[f.indices[t+2]]);
}
}
im->end();
}
}
void LRoomManager::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
// turn on process, unless we are in the editor
if (!Engine::get_singleton()->is_editor_hint())
{
set_process_internal(true);
//CreateDebug();
}
else
set_process_internal(false);
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
FrameUpdate();
} break;
}
}
void LRoomManager::_bind_methods()
{
// main functions
ClassDB::bind_method(D_METHOD("rooms_convert", "verbose", "delete lights"), &LRoomManager::rooms_convert);
ClassDB::bind_method(D_METHOD("rooms_single_room_convert", "verbose", "delete lights"), &LRoomManager::rooms_single_room_convert);
ClassDB::bind_method(D_METHOD("rooms_set_portal_plane_convention", "flip"), &LRoomManager::rooms_set_portal_plane_convention);
ClassDB::bind_method(D_METHOD("rooms_set_hide_method_detach", "detach"), &LRoomManager::rooms_set_hide_method_detach);
ClassDB::bind_method(D_METHOD("rooms_release"), &LRoomManager::rooms_release);
ClassDB::bind_method(D_METHOD("rooms_set_camera", "camera"), &LRoomManager::rooms_set_camera);
ClassDB::bind_method(D_METHOD("rooms_save_scene", "node", "filename"), &LRoomManager::rooms_save_scene);
// stuff for external workflow .. works but don't expose yet
//ClassDB::bind_method(D_METHOD("rooms_merge_sobs"), &LRoomManager::rooms_merge_sobs);
//ClassDB::bind_method(D_METHOD("rooms_unmerge_sobs"), &LRoomManager::rooms_unmerge_sobs);
//ClassDB::bind_method(D_METHOD("rooms_transfer_uv2s"), &LRoomManager::rooms_transfer_uv2s);
ClassDB::bind_method(D_METHOD("lightmap_external_export", "DAE filename"), &LRoomManager::lightmap_external_export);
ClassDB::bind_method(D_METHOD("lightmap_external_unmerge", "merged mesh instance", "output level filename"), &LRoomManager::lightmap_external_unmerge);
ClassDB::bind_method(D_METHOD("lightmap_set_unmerge_params", "threshold distance (e.g. 0.001)", "threshold dot (e.g. 0.99)"), &LRoomManager::lightmap_set_unmerge_params);
// lightmapping
ClassDB::bind_method(D_METHOD("lightmap_internal", "output proxy filename", "output level filename"), &LRoomManager::lightmap_internal);
// debugging
ClassDB::bind_method(D_METHOD("rooms_set_logging", "level 0 to 6"), &LRoomManager::rooms_set_logging);
ClassDB::bind_method(D_METHOD("rooms_log_frame"), &LRoomManager::rooms_log_frame);
ClassDB::bind_method(D_METHOD("rooms_set_active", "active"), &LRoomManager::rooms_set_active);
ClassDB::bind_method(D_METHOD("rooms_set_debug_planes", "active"), &LRoomManager::rooms_set_debug_planes);
ClassDB::bind_method(D_METHOD("rooms_set_debug_bounds", "active"), &LRoomManager::rooms_set_debug_bounds);
ClassDB::bind_method(D_METHOD("rooms_set_debug_lights", "active"), &LRoomManager::rooms_set_debug_lights);
ClassDB::bind_method(D_METHOD("rooms_set_debug_shadows", "active"), &LRoomManager::rooms_set_debug_shadows);
ClassDB::bind_method(D_METHOD("rooms_set_debug_frustums", "active"), &LRoomManager::rooms_set_debug_frustums);
ClassDB::bind_method(D_METHOD("rooms_set_debug_frame_string", "active"), &LRoomManager::rooms_set_debug_frame_string);
ClassDB::bind_method(D_METHOD("rooms_get_debug_frame_string"), &LRoomManager::rooms_get_debug_frame_string);
ClassDB::bind_method(D_METHOD("rooms_get_room_centre", "room_id"), &LRoomManager::rooms_get_room_centre);
// functions to add dynamic objects to the culling system
// Note that these should not be placed directly in rooms, the system will 'soft link' to them
// so they can be held, e.g. in pools elsewhere in the scene graph
ClassDB::bind_method(D_METHOD("dob_register", "node", "pos", "radius"), &LRoomManager::dob_register);
ClassDB::bind_method(D_METHOD("dob_unregister", "dob_id"), &LRoomManager::dob_unregister);
ClassDB::bind_method(D_METHOD("dob_update", "dob_id", "pos"), &LRoomManager::dob_update);
// ClassDB::bind_method(D_METHOD("dob_teleport", "dob"), &LRoomManager::dob_teleport);
// ClassDB::bind_method(D_METHOD("dob_register_hint", "dob", "radius", "room"), &LRoomManager::dob_register_hint);
// ClassDB::bind_method(D_METHOD("dob_teleport_hint", "dob", "room"), &LRoomManager::dob_teleport_hint);
ClassDB::bind_method(D_METHOD("dob_get_room_id", "dob"), &LRoomManager::dob_get_room_id);
ClassDB::bind_method(D_METHOD("global_light_register", "light", "area"), &LRoomManager::global_light_register);
ClassDB::bind_method(D_METHOD("dynamic_light_register", "light", "radius"), &LRoomManager::dynamic_light_register);
// ClassDB::bind_method(D_METHOD("dynamic_light_register_hint", "light", "radius", "room"), &LRoomManager::dynamic_light_register_hint);
ClassDB::bind_method(D_METHOD("dynamic_light_unregister", "light"), &LRoomManager::dynamic_light_unregister);
ClassDB::bind_method(D_METHOD("dynamic_light_update", "light"), &LRoomManager::dynamic_light_update);
// helper
ClassDB::bind_method(D_METHOD("rooms_get_room", "room id"), &LRoomManager::rooms_get_room);
ClassDB::bind_method(D_METHOD("rooms_get_num_rooms"), &LRoomManager::rooms_get_num_rooms);
ClassDB::bind_method(D_METHOD("rooms_is_room_visible", "room id"), &LRoomManager::rooms_is_room_visible);
ClassDB::bind_method(D_METHOD("rooms_get_visible_rooms"), &LRoomManager::rooms_get_visible_rooms);
ClassDB::bind_method(D_METHOD("set_rooms", "rooms"), &LRoomManager::set_rooms);
ClassDB::bind_method(D_METHOD("set_rooms_path", "rooms"), &LRoomManager::set_rooms_path);
ClassDB::bind_method(D_METHOD("get_rooms_path"), &LRoomManager::get_rooms_path);
ClassDB::bind_method(D_METHOD("export_scene_DAE", "node", "filename"), &LRoomManager::export_scene_DAE);
ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "rooms"), "set_rooms_path", "get_rooms_path");
}
//////////////////////////////
void LRoomManager::_set_rooms(Object *p_rooms)
{
if (p_rooms)
{
LPRINT(2, "\t_set_rooms");
}
else
{
LPRINT(2, "\t_set_rooms NULL");
}
m_ID_RoomList = 0;
m_pRoomList = 0;
if (p_rooms)
{
// check is spatial
Spatial *pSpatial = Object::cast_to<Spatial>(p_rooms);
if (pSpatial)
{
m_ID_RoomList = pSpatial->get_instance_id();
m_pRoomList = pSpatial;
LPRINT(2, "\t\tRoomlist was Godot ID " + itos(m_ID_RoomList));
}
else
{
// should never get here?
WARN_PRINT("_set_rooms must be a Spatial");
}
}
}
void LRoomManager::set_rooms(const Object *p_rooms)
{
// handle null
if (p_rooms == NULL)
{
WARN_PRINT("SCRIPT set_rooms NULL");
remove_rooms_path();
return;
}
LPRINT(2, "SCRIPT set_rooms");
// is it a spatial?
const Spatial * pSpatial = Object::cast_to<Spatial>(p_rooms);
if (!pSpatial)
{
WARN_PRINT("set_rooms must be a spatial.");
remove_rooms_path();
return;
}
NodePath path = get_path_to(pSpatial);
set_rooms_path(path);
}
void LRoomManager::set_rooms_path(const NodePath &p_path)
{
LPRINT(2, "set_rooms_path " + p_path);
m_path_RoomList = p_path;
ResolveRoomListPath();
}
NodePath LRoomManager::get_rooms_path() const
{
return m_path_RoomList;
}
void LRoomManager::remove_rooms_path()
{
NodePath pathnull;
set_rooms_path(pathnull);
}
Spatial * LRoomManager::GetRoomList_Checked()
{
if (m_ID_RoomList == 0)
return 0;
m_pRoomList = (Spatial *) ObjectDB::get_instance(m_ID_RoomList);
if (!m_pRoomList)
m_ID_RoomList = 0; // the node is no longer valid
return m_pRoomList;
}
void LRoomManager::ResolveRoomListPath()
{
LPRINT(2, "ResolveRoomListPath " + m_path_RoomList);
if (has_node(m_path_RoomList))
{
LPRINT(2, "has_node");
Spatial * pNode = Object::cast_to<Spatial>(get_node(m_path_RoomList));
if (pNode)
{
_set_rooms(pNode);
return;
}
else
{
WARN_PRINT("RoomList must be a Spatial");
}
}
// default to setting to null
_set_rooms(NULL);
}
/////////////////////////////////////////////////////////////////////////////////
// rooms_set_debug commands .. done as macros to make easier to change
// macros to combine to single identifier
//#define SCU_IDENT(x) x
#define COMB_NX(A, B) A##B
#define COMB_IDENT(A, B) COMB_NX(A,B)
#define IMPLEMENT_DEBUG_MESH(a, b) void LRoomManager::COMB_IDENT(rooms_set_debug_, a)(bool bActive)\
{\
COMB_IDENT(m_bDebug, b) = bActive;\
Object * pObj = ObjectDB::get_instance(COMB_IDENT(m_ID_Debug, b)); \
ImmediateGeometry * im = Object::cast_to<ImmediateGeometry>(pObj); \
if (!im) \
return; \
if (bActive) \
im->show(); \
else \
im->hide(); \
}
IMPLEMENT_DEBUG_MESH(shadows,LightVolumes)
IMPLEMENT_DEBUG_MESH(frustums,Frustums)
IMPLEMENT_DEBUG_MESH(lights,Lights)
IMPLEMENT_DEBUG_MESH(bounds,Bounds)
IMPLEMENT_DEBUG_MESH(planes,Planes)
#undef COMB_NX
#undef COMB_IDENT
#undef IMPLEMENT_DEBUG_MESH
void LRoomManager::rooms_set_debug_frame_string(bool bActive)
{
m_bDebugFrameString = bActive;
}
//void LRoomManager::DobsAutoUpdate()
//{
// // go through each room, each dob
// for (int n=0; n<m_Rooms.size(); n++)
// {
// LRoom &lroom = m_Rooms[n];
// int iRoomNum = lroom.m_RoomID;
// for (int d=0; d<lroom.m_DOBs.size(); d++)
// {
// LDob &dob = lroom.m_DOBs[d];
// Spatial * pDOB_Spatial = dob.GetSpatial();
// if (!pDOB_Spatial)
// continue;
// int iNewRoom = DobUpdate(pDOB_Spatial, &lroom);
// // changed?
// if (iNewRoom != iRoomNum)
// {
// // very inefficient but will do for testing
// DobsAutoUpdate();
// return;
// }
// }
// }
//}
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