virtual void ReloadTerrain()
{
// TODO: should refactor this code to be nicer
u16 tiles = GetTilesPerSide();
u16 vertices = GetVerticesPerSide();
CmpPtr<ICmpObstructionManager> cmpObstructionManager(GetSystemEntity());
if (cmpObstructionManager)
{
cmpObstructionManager->SetBounds(entity_pos_t::Zero(), entity_pos_t::Zero(),
entity_pos_t::FromInt(tiles*(int)TERRAIN_TILE_SIZE),
entity_pos_t::FromInt(tiles*(int)TERRAIN_TILE_SIZE));
}
CmpPtr<ICmpRangeManager> cmpRangeManager(GetSystemEntity());
if (cmpRangeManager)
{
cmpRangeManager->SetBounds(entity_pos_t::Zero(), entity_pos_t::Zero(),
entity_pos_t::FromInt(tiles*(int)TERRAIN_TILE_SIZE),
entity_pos_t::FromInt(tiles*(int)TERRAIN_TILE_SIZE),
vertices);
}
if (CRenderer::IsInitialised())
g_Renderer.GetWaterManager()->SetMapSize(vertices);
MakeDirty(0, 0, tiles+1, tiles+1);
}
std::vector<entity_id_t> EntitySelection::PickEntitiesInRect(CSimulation2& simulation, const CCamera& camera, int sx0, int sy0, int sx1, int sy1, player_id_t owner, bool allowEditorSelectables)
{
PROFILE2("PickEntitiesInRect");
// Make sure sx0 <= sx1, and sy0 <= sy1
if (sx0 > sx1)
std::swap(sx0, sx1);
if (sy0 > sy1)
std::swap(sy0, sy1);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
ENSURE(cmpRangeManager);
std::vector<entity_id_t> hitEnts;
const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable);
for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
entity_id_t ent = it->first;
CEntityHandle handle = it->second->GetEntityHandle();
// Check if this entity is only selectable in Atlas
if (static_cast<ICmpSelectable*>(it->second)->IsEditorOnly() && !allowEditorSelectables)
continue;
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
if (cmpRangeManager->GetLosVisibility(handle, owner) == ICmpRangeManager::VIS_HIDDEN)
continue;
// Ignore entities not owned by 'owner'
CmpPtr<ICmpOwnership> cmpOwnership(handle);
if (owner != INVALID_PLAYER && (!cmpOwnership || cmpOwnership->GetOwner() != owner))
continue;
// Find the current interpolated model position.
// (We just use the centre position and not the whole bounding box, because maybe
// that's better for users trying to select objects in busy areas)
CmpPtr<ICmpVisual> cmpVisual(handle);
if (!cmpVisual)
continue;
CVector3D position = cmpVisual->GetPosition();
// Reject if it's not on-screen (e.g. it's behind the camera)
if (!camera.GetFrustum().IsPointVisible(position))
continue;
// Compare screen-space coordinates
float x, y;
camera.GetScreenCoordinates(position, x, y);
int ix = (int)x;
int iy = (int)y;
if (sx0 <= ix && ix <= sx1 && sy0 <= iy && iy <= sy1)
hitEnts.push_back(ent);
}
return hitEnts;
}
std::vector<entity_id_t> EntitySelection::PickSimilarEntities(CSimulation2& simulation, const CCamera& camera, const std::string& templateName, int owner, bool includeOffScreen, bool matchRank)
{
CmpPtr<ICmpTemplateManager> cmpTemplateManager(simulation, SYSTEM_ENTITY);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
std::vector<entity_id_t> hitEnts;
const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable);
for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
entity_id_t ent = it->first;
if (matchRank)
{
// Exact template name matching
if (cmpTemplateManager->GetCurrentTemplateName(ent) != templateName)
continue;
}
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
// In this case, the checking is done to avoid selecting garrisoned units
if (cmpRangeManager->GetLosVisibility(ent, owner) == ICmpRangeManager::VIS_HIDDEN)
continue;
// Ignore entities not owned by 'owner'
CmpPtr<ICmpOwnership> cmpOwnership(simulation.GetSimContext(), ent);
if (!cmpOwnership || cmpOwnership->GetOwner() != owner)
continue;
// Ignore off screen entities
if (!includeOffScreen)
{
// Find the current interpolated model position.
CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent);
if (!cmpVisual)
continue;
CVector3D position = cmpVisual->GetPosition();
// Reject if it's not on-screen (e.g. it's behind the camera)
if (!camera.GetFrustum().IsPointVisible(position))
continue;
}
if (!matchRank)
{
// Match by selection group name
// (This is relatively expensive since it involves script calls, so do it after all other tests)
CmpPtr<ICmpIdentity> cmpIdentity(simulation.GetSimContext(), ent);
if (!cmpIdentity || cmpIdentity->GetSelectionGroupName() != templateName)
continue;
}
hitEnts.push_back(ent);
}
return hitEnts;
}
ActorViewer::ActorViewer()
: m(*new ActorViewerImpl())
{
m.WalkEnabled = false;
m.GroundEnabled = true;
m.WaterEnabled = false;
m.ShadowsEnabled = g_Renderer.GetOptionBool(CRenderer::OPT_SHADOWS);
m.SelectionBoxEnabled = false;
m.AxesMarkerEnabled = false;
m.PropPointsMode = 0;
m.Background = SColor4ub(0, 0, 0, 255);
// Create a tiny empty piece of terrain, just so we can put shadows
// on it without having to think too hard
m.Terrain.Initialize(2, NULL);
CTerrainTextureEntry* tex = g_TexMan.FindTexture("whiteness");
if (tex)
{
for (ssize_t pi = 0; pi < m.Terrain.GetPatchesPerSide(); ++pi)
{
for (ssize_t pj = 0; pj < m.Terrain.GetPatchesPerSide(); ++pj)
{
CPatch* patch = m.Terrain.GetPatch(pi, pj);
for (ssize_t i = 0; i < PATCH_SIZE; ++i)
{
for (ssize_t j = 0; j < PATCH_SIZE; ++j)
{
CMiniPatch& mp = patch->m_MiniPatches[i][j];
mp.Tex = tex;
mp.Priority = 0;
}
}
}
}
}
else
{
debug_warn(L"Failed to load whiteness texture");
}
// Start the simulation
m.Simulation2.LoadDefaultScripts();
m.Simulation2.ResetState();
// Tell the simulation we've already loaded the terrain
CmpPtr<ICmpTerrain> cmpTerrain(m.Simulation2, SYSTEM_ENTITY);
if (cmpTerrain)
cmpTerrain->ReloadTerrain(false);
// Remove FOW since we're in Atlas
CmpPtr<ICmpRangeManager> cmpRangeManager(m.Simulation2, SYSTEM_ENTITY);
if (cmpRangeManager)
cmpRangeManager->SetLosRevealAll(-1, true);
}
std::vector<entity_id_t> EntitySelection::PickEntitiesInRect(CSimulation2& simulation, const CCamera& camera, int sx0, int sy0, int sx1, int sy1, int owner)
{
// Make sure sx0 <= sx1, and sy0 <= sy1
if (sx0 > sx1)
std::swap(sx0, sx1);
if (sy0 > sy1)
std::swap(sy0, sy1);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
ENSURE(!cmpRangeManager.null());
std::vector<entity_id_t> hitEnts;
const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable);
for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
entity_id_t ent = it->first;
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
if (cmpRangeManager->GetLosVisibility(ent, owner) == ICmpRangeManager::VIS_HIDDEN)
continue;
// Ignore entities not owned by 'owner'
CmpPtr<ICmpOwnership> cmpOwnership(simulation.GetSimContext(), ent);
if (cmpOwnership.null() || cmpOwnership->GetOwner() != owner)
continue;
// Find the current interpolated model position.
// (We just use the centre position and not the whole bounding box, because maybe
// that's better for users trying to select objects in busy areas)
CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent);
if (cmpVisual.null())
continue;
CVector3D position = cmpVisual->GetPosition();
// Reject if it's not on-screen (e.g. it's behind the camera)
if (!camera.GetFrustum().IsPointVisible(position))
continue;
// Compare screen-space coordinates
float x, y;
camera.GetScreenCoordinates(position, x, y);
int ix = (int)x;
int iy = (int)y;
if (sx0 <= ix && ix <= sx1 && sy0 <= iy && iy <= sy1)
hitEnts.push_back(ent);
}
return hitEnts;
}
std::vector<entity_id_t> EntitySelection::PickEntitiesAtPoint(CSimulation2& simulation, const CCamera& camera, int screenX, int screenY, int player)
{
CVector3D origin, dir;
camera.BuildCameraRay(screenX, screenY, origin, dir);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
ENSURE(!cmpRangeManager.null());
std::vector<std::pair<float, entity_id_t> > hits; // (dist^2, entity) pairs
const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable);
for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
entity_id_t ent = it->first;
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
if (cmpRangeManager->GetLosVisibility(ent, player) == ICmpRangeManager::VIS_HIDDEN)
continue;
CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent);
if (cmpVisual.null())
continue;
CBound bounds = cmpVisual->GetBounds();
float tmin, tmax;
if (!bounds.RayIntersect(origin, dir, tmin, tmax))
continue;
// Find the perpendicular distance from the object's centre to the picker ray
CVector3D centre;
bounds.GetCentre(centre);
CVector3D closest = origin + dir * (centre - origin).Dot(dir);
float dist2 = (closest - centre).LengthSquared();
hits.push_back(std::make_pair(dist2, ent));
}
// Sort hits by distance
std::sort(hits.begin(), hits.end()); // lexicographic comparison
// Extract the entity IDs
std::vector<entity_id_t> hitEnts;
hitEnts.reserve(hits.size());
for (size_t i = 0; i < hits.size(); ++i)
hitEnts.push_back(hits[i].second);
return hitEnts;
}
virtual void PlaySoundGroup(std::wstring name, entity_id_t source)
{
#if CONFIG2_AUDIO
// Make sure the sound group is loaded
CSoundGroup* group;
if (m_SoundGroups.find(name) == m_SoundGroups.end())
{
group = new CSoundGroup();
if (!group->LoadSoundGroup(L"audio/" + name))
{
LOGERROR(L"Failed to load sound group '%ls'", name.c_str());
delete group;
group = NULL;
}
// Cache the sound group (or the null, if it failed)
m_SoundGroups[name] = group;
}
else
{
group = m_SoundGroups[name];
}
// Failed to load group -> do nothing
if (!group)
return;
// Only play the sound if the entity is visible
CmpPtr<ICmpRangeManager> cmpRangeManager(GetSimContext(), SYSTEM_ENTITY);
ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(source, GetSimContext().GetCurrentDisplayedPlayer());
if (vis == ICmpRangeManager::VIS_VISIBLE)
{
// Find the source's position, if possible
// (TODO: we should do something more sensible if there's no position available)
CVector3D sourcePos(0, 0, 0);
if (source != INVALID_ENTITY)
{
CmpPtr<ICmpPosition> cmpPosition(GetSimContext(), source);
if (cmpPosition && cmpPosition->IsInWorld())
sourcePos = CVector3D(cmpPosition->GetPosition());
}
group->PlayNext(sourcePos);
}
#else // !CONFIG2_AUDIO
UNUSED2(name);
UNUSED2(source);
#endif // !CONFIG2_AUDIO
}
void CCinemaManager::SetEnabled(bool enabled)
{
// TODO: maybe assert?
if (m_CinematicSimulationData.m_PathQueue.empty() && enabled)
{
enabled = false;
m_CinematicSimulationData.m_Paused = true;
}
if (m_CinematicSimulationData.m_Enabled == enabled)
return;
// TODO: Enabling/Disabling does not work if the session GUI page is not the top page.
// This can happen in various situations, for example when the player wins/looses the game
// while the cinematic is running (a message box is the top page in this case).
// It might be better to disable the whole GUI during the cinematic instead of a specific
// GUI object.
// sn - session gui object
IGUIObject *sn = g_GUI->FindObjectByName("sn");
CmpPtr<ICmpRangeManager> cmpRangeManager(g_Game->GetSimulation2()->GetSimContext().GetSystemEntity());
CmpPtr<ICmpTerritoryManager> cmpTerritoryManager(g_Game->GetSimulation2()->GetSimContext().GetSystemEntity());
// GUI visibility
if (sn)
{
if (enabled)
sn->SetSetting("hidden", L"true");
else
sn->SetSetting("hidden", L"false");
}
// Overlay visibility
g_Renderer.SetOptionBool(CRenderer::Option::OPT_SILHOUETTES, !enabled);
if (cmpRangeManager)
{
if (enabled)
m_CinematicSimulationData.m_MapRevealed = cmpRangeManager->GetLosRevealAll(-1);
// TODO: improve m_MapRevealed state and without fade in
cmpRangeManager->SetLosRevealAll(-1, enabled);
}
if (cmpTerritoryManager)
cmpTerritoryManager->SetVisibility(!enabled);
ICmpSelectable::SetOverrideVisibility(!enabled);
ICmpOverlayRenderer::SetOverrideVisibility(!enabled);
m_CinematicSimulationData.m_Enabled = enabled;
}
void CLOSTexture::RecomputeTexture(int unit)
{
// If the map was resized, delete and regenerate the texture
if (m_Texture)
{
CmpPtr<ICmpTerrain> cmpTerrain(m_Simulation, SYSTEM_ENTITY);
if (cmpTerrain && m_MapSize != (ssize_t)cmpTerrain->GetVerticesPerSide())
DeleteTexture();
}
bool recreated = false;
if (!m_Texture)
{
ConstructTexture(unit);
recreated = true;
}
PROFILE("recompute LOS texture");
std::vector<u8> losData;
losData.resize(GetBitmapSize(m_MapSize, m_MapSize));
CmpPtr<ICmpRangeManager> cmpRangeManager(m_Simulation, SYSTEM_ENTITY);
if (!cmpRangeManager)
return;
ICmpRangeManager::CLosQuerier los(cmpRangeManager->GetLosQuerier(g_Game->GetPlayerID()));
GenerateBitmap(los, &losData[0], m_MapSize, m_MapSize);
if (CRenderer::IsInitialised() && g_Renderer.m_Options.m_SmoothLOS && recreated)
{
g_Renderer.BindTexture(unit, m_TextureSmooth1);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, m_MapSize + g_BlurSize - 1, m_MapSize + g_BlurSize - 1, GL_ALPHA, GL_UNSIGNED_BYTE, &losData[0]);
g_Renderer.BindTexture(unit, m_TextureSmooth2);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, m_MapSize + g_BlurSize - 1, m_MapSize + g_BlurSize - 1, GL_ALPHA, GL_UNSIGNED_BYTE, &losData[0]);
}
g_Renderer.BindTexture(unit, m_Texture);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, m_MapSize + g_BlurSize - 1, m_MapSize + g_BlurSize - 1, GL_ALPHA, GL_UNSIGNED_BYTE, &losData[0]);
}
virtual void ReloadTerrain()
{
// TODO: should refactor this code to be nicer
CmpPtr<ICmpObstructionManager> cmpObstructionManager(GetSimContext(), SYSTEM_ENTITY);
if (!cmpObstructionManager.null())
{
cmpObstructionManager->SetBounds(entity_pos_t::Zero(), entity_pos_t::Zero(),
entity_pos_t::FromInt(m_Terrain->GetTilesPerSide()*CELL_SIZE),
entity_pos_t::FromInt(m_Terrain->GetTilesPerSide()*CELL_SIZE));
}
CmpPtr<ICmpRangeManager> cmpRangeManager(GetSimContext(), SYSTEM_ENTITY);
if (!cmpRangeManager.null())
{
cmpRangeManager->SetBounds(entity_pos_t::Zero(), entity_pos_t::Zero(),
entity_pos_t::FromInt(m_Terrain->GetTilesPerSide()*CELL_SIZE),
entity_pos_t::FromInt(m_Terrain->GetTilesPerSide()*CELL_SIZE),
m_Terrain->GetVerticesPerSide());
}
MakeDirty(0, 0, m_Terrain->GetTilesPerSide()+1, m_Terrain->GetTilesPerSide()+1);
}
virtual void PlaySoundGroup(const std::wstring& name, entity_id_t source)
{
if ( ! g_SoundManager || (source == INVALID_ENTITY) )
return;
CmpPtr<ICmpRangeManager> cmpRangeManager(GetSystemEntity());
int currentPlayer = GetSimContext().GetCurrentDisplayedPlayer();
if ( !cmpRangeManager ||
( cmpRangeManager->GetLosVisibility(source, currentPlayer) != ICmpRangeManager::VIS_VISIBLE ) )
return;
CmpPtr<ICmpPosition> cmpPosition(GetSimContext(), source);
if (cmpPosition && cmpPosition->IsInWorld())
{
bool playerOwned = false;
CmpPtr<ICmpOwnership> cmpOwnership( GetSimContext(), source);
if (cmpOwnership)
playerOwned = cmpOwnership->GetOwner() == currentPlayer;
CVector3D sourcePos = CVector3D(cmpPosition->GetPosition());
g_SoundManager->PlayAsGroup(name, sourcePos, source, playerOwned);
}
}
std::vector<entity_id_t> EntitySelection::PickEntitiesAtPoint(CSimulation2& simulation, const CCamera& camera, int screenX, int screenY, player_id_t player, bool allowEditorSelectables)
{
CVector3D origin, dir;
camera.BuildCameraRay(screenX, screenY, origin, dir);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
ENSURE(cmpRangeManager);
std::vector<std::pair<float, entity_id_t> > hits; // (dist^2, entity) pairs
const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable);
for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
entity_id_t ent = it->first;
// Check if this entity is only selectable in Atlas
if (!allowEditorSelectables && static_cast<ICmpSelectable*>(it->second)->IsEditorOnly())
continue;
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
if (cmpRangeManager->GetLosVisibility(ent, player) == ICmpRangeManager::VIS_HIDDEN)
continue;
CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent);
if (!cmpVisual)
continue;
CVector3D center;
float tmin, tmax;
CBoundingBoxOriented selectionBox = cmpVisual->GetSelectionBox();
if (selectionBox.IsEmpty())
{
if (!allowEditorSelectables)
continue;
// Fall back to using old AABB selection method for decals
// see: http://trac.wildfiregames.com/ticket/1032
CBoundingBoxAligned aABBox = cmpVisual->GetBounds();
if (aABBox.IsEmpty())
continue;
if (!aABBox.RayIntersect(origin, dir, tmin, tmax))
continue;
aABBox.GetCentre(center);
}
else
{
if (!selectionBox.RayIntersect(origin, dir, tmin, tmax))
continue;
center = selectionBox.m_Center;
}
// Find the perpendicular distance from the object's centre to the picker ray
float dist2;
CVector3D closest = origin + dir * (center - origin).Dot(dir);
dist2 = (closest - center).LengthSquared();
hits.push_back(std::make_pair(dist2, ent));
}
// Sort hits by distance
std::sort(hits.begin(), hits.end()); // lexicographic comparison
// Extract the entity IDs
std::vector<entity_id_t> hitEnts;
hitEnts.reserve(hits.size());
for (size_t i = 0; i < hits.size(); ++i)
hitEnts.push_back(hits[i].second);
return hitEnts;
}
std::vector<entity_id_t> EntitySelection::PickEntitiesAtPoint(CSimulation2& simulation, const CCamera& camera, int screenX, int screenY, player_id_t player, bool allowEditorSelectables, int range)
{
PROFILE2("PickEntitiesAtPoint");
CVector3D origin, dir;
camera.BuildCameraRay(screenX, screenY, origin, dir);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
ENSURE(cmpRangeManager);
/* We try to approximate where the mouse is hovering by drawing a ray from
* the center of the camera and through the mouse then taking the position
* at which the ray intersects the terrain. */
// TODO: Do this smarter without being slow.
CVector3D pos3d = camera.GetWorldCoordinates(screenX, screenY, true);
// Change the position to 2D by removing the terrain height.
CFixedVector2D pos(fixed::FromFloat(pos3d.X), fixed::FromFloat(pos3d.Z));
// Get a rough group of entities using our approximated origin.
SpatialQueryArray ents;
cmpRangeManager->GetSubdivision()->GetNear(ents, pos, entity_pos_t::FromInt(range));
// Filter for relevent entities and calculate precise distances.
std::vector<std::pair<float, entity_id_t> > hits; // (dist^2, entity) pairs
for (int i = 0; i < ents.size(); ++i)
{
CmpPtr<ICmpSelectable> cmpSelectable(simulation, ents[i]);
if (!cmpSelectable)
continue;
CEntityHandle handle = cmpSelectable->GetEntityHandle();
// Check if this entity is only selectable in Atlas
if (!allowEditorSelectables && cmpSelectable->IsEditorOnly())
continue;
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
if (cmpRangeManager->GetLosVisibility(handle, player) == ICmpRangeManager::VIS_HIDDEN)
continue;
CmpPtr<ICmpVisual> cmpVisual(handle);
if (!cmpVisual)
continue;
CVector3D center;
float tmin, tmax;
CBoundingBoxOriented selectionBox = cmpVisual->GetSelectionBox();
if (selectionBox.IsEmpty())
{
if (!allowEditorSelectables)
continue;
// Fall back to using old AABB selection method for decals
// see: http://trac.wildfiregames.com/ticket/1032
CBoundingBoxAligned aABBox = cmpVisual->GetBounds();
if (aABBox.IsEmpty())
continue;
if (!aABBox.RayIntersect(origin, dir, tmin, tmax))
continue;
aABBox.GetCentre(center);
}
else
{
if (!selectionBox.RayIntersect(origin, dir, tmin, tmax))
continue;
center = selectionBox.m_Center;
}
// Find the perpendicular distance from the object's centre to the picker ray
float dist2;
CVector3D closest = origin + dir * (center - origin).Dot(dir);
dist2 = (closest - center).LengthSquared();
hits.push_back(std::make_pair(dist2, ents[i]));
}
// Sort hits by distance
std::sort(hits.begin(), hits.end()); // lexicographic comparison
// Extract the entity IDs
std::vector<entity_id_t> hitEnts;
hitEnts.reserve(hits.size());
for (size_t i = 0; i < hits.size(); ++i)
hitEnts.push_back(hits[i].second);
return hitEnts;
}
///////////////////////////////////////////////////////////////////
// Create information about the terrain and wave vertices.
void WaterManager::CreateSuperfancyInfo(CSimulation2* simulation)
{
if (m_VBWaves)
{
g_VBMan.Release(m_VBWaves);
m_VBWaves = NULL;
}
if (m_VBWavesIndices)
{
g_VBMan.Release(m_VBWavesIndices);
m_VBWavesIndices = NULL;
}
CTerrain* terrain = g_Game->GetWorld()->GetTerrain();
CmpPtr<ICmpWaterManager> cmpWaterManager(*simulation, SYSTEM_ENTITY);
if (!cmpWaterManager)
return; // REALLY shouldn't happen and will most likely crash.
// Using this to get some more optimization on circular maps
CmpPtr<ICmpRangeManager> cmpRangeManager(*simulation, SYSTEM_ENTITY);
if (!cmpRangeManager)
return;
bool circular = cmpRangeManager->GetLosCircular();
float mSize = m_MapSize*m_MapSize;
float halfSize = (m_MapSize/2.0);
// Warning: this won't work with multiple water planes
m_WaterHeight = cmpWaterManager->GetExactWaterLevel(0,0);
// Get the square we want to work on.
size_t Xstart = m_updatei0 >= m_MapSize ? m_MapSize-1 : m_updatei0;
size_t Xend = m_updatei1 >= m_MapSize ? m_MapSize-1 : m_updatei1;
size_t Zstart = m_updatej0 >= m_MapSize ? m_MapSize-1 : m_updatej0;
size_t Zend = m_updatej1 >= m_MapSize ? m_MapSize-1 : m_updatej1;
if (m_WaveX == NULL)
{
m_WaveX = new float[m_MapSize*m_MapSize];
m_WaveZ = new float[m_MapSize*m_MapSize];
m_DistanceToShore = new float[m_MapSize*m_MapSize];
m_FoamFactor = new float[m_MapSize*m_MapSize];
}
u16* heightmap = terrain->GetHeightMap();
// some temporary stuff for wave intensity
// not really used too much right now.
//u8* waveForceHQ = new u8[mapSize*mapSize];
// used to cache terrain normals since otherwise we'd recalculate them a lot (I'm blurring the "normal" map).
// this might be updated to actually cache in the terrain manager but that's not for now.
CVector3D* normals = new CVector3D[m_MapSize*m_MapSize];
// taken out of the bottom loop, blurs the normal map
// To remove if below is reactivated
size_t blurZstart = (int)(Zstart-4) < 0 ? 0 : Zstart - 4;
size_t blurZend = Zend+4 >= m_MapSize ? m_MapSize-1 : Zend + 4;
size_t blurXstart = (int)(Xstart-4) < 0 ? 0 : Xstart - 4;
size_t blurXend = Xend+4 >= m_MapSize ? m_MapSize-1 : Xend + 4;
float ii = blurXstart*4.0f, jj = blurXend*4.0f;
for (size_t j = blurZstart; j < blurZend; ++j, jj += 4.0f)
{
for (size_t i = blurXstart; i < blurXend; ++i, ii += 4.0f)
{
normals[j*m_MapSize + i] = terrain->CalcExactNormal(ii,jj);
}
}
// TODO: reactivate?
/*
// calculate wave force (not really used right now)
// and puts into "normals" the terrain normal at that point
// so as to avoid recalculating terrain normals too often.
for (ssize_t i = 0; i < mapSize; ++i)
{
for (ssize_t j = 0; j < mapSize; ++j)
{
normals[j*mapSize + i] = terrain->CalcExactNormal(((float)i)*4.0f,((float)j)*4.0f);
if (circular && (i-halfSize)*(i-halfSize)+(j-halfSize)*(j-halfSize) > mSize)
{
waveForceHQ[j*mapSize + i] = 255;
continue;
}
u8 color = 0;
for (int v = 0; v <= 18; v += 3){
if (j-v >= 0 && i-v >= 0 && heightmap[(j-v)*mapSize + i-v] > waterHeightInu16)
{
if (color == 0)
color = 5;
else
color++;
}
}
waveForceHQ[j*mapSize + i] = 255 - color * 40;
}
}
*/
// Cache some data to spiral-search for the closest tile that's either coastal or water depending on what we are.
// this is insanely faster.
// I use a define because it's more readable and C++11 doesn't like this otherwise
#define m_MapSize (ssize_t)m_MapSize
ssize_t offset[24] = { -1,1,-m_MapSize,+m_MapSize, -1-m_MapSize,+1-m_MapSize,-1+m_MapSize,1+m_MapSize,
-2,2,-2*m_MapSize,2*m_MapSize,-2-m_MapSize,-2+m_MapSize,2-m_MapSize,2+m_MapSize,
-1-2*m_MapSize,+1-2*m_MapSize,-1+2*m_MapSize,1+2*m_MapSize,
-2-2*m_MapSize,2+2*m_MapSize,-2+2*m_MapSize,2-2*m_MapSize };
float dist[24] = { 1.0f, 1.0f, 1.0f, 1.0f, 1.414f, 1.414f, 1.414f, 1.414f,
2.0f, 2.0f, 2.0f, 2.0f, 2.236f, 2.236f, 2.236f, 2.236f,
2.236f, 2.236f, 2.236f, 2.236f,
2.828f, 2.828f, 2.828f, 2.828f };
#undef m_MapSize
// this creates information for waves and stores it in float arrays. PatchRData then puts it in the vertex info for speed.
CVector3D normal;
for (size_t j = Zstart; j < Zend; ++j)
{
for (size_t i = Xstart; i < Xend; ++i)
{
ssize_t register index = j*m_MapSize + i;
if (circular && (i-halfSize)*(i-halfSize)+(j-halfSize)*(j-halfSize) > mSize)
{
m_WaveX[index] = 0.0f;
m_WaveZ[index] = 0.0f;
m_DistanceToShore[index] = 100;
m_FoamFactor[index] = 0.0f;
continue;
}
float depth = m_WaterHeight - heightmap[index]*HEIGHT_SCALE;
float register distanceToShore = 10000.0f;
// calculation of the distance to the shore.
if (i > 0 && i < m_MapSize-1 && j > 0 && j < m_MapSize-1)
{
// search a 5x5 array with us in the center (do not search me)
// much faster since we spiral search and can just stop once we've found the shore.
// also everything is precomputed and we get exact results instead.
int max = 8;
if (i > 1 && i < m_MapSize-2 && j > 1 && j < m_MapSize-2)
max = 24;
for(int lookupI = 0; lookupI < max;++lookupI)
{
float hereDepth = m_WaterHeight - heightmap[index+offset[lookupI]]*HEIGHT_SCALE;
distanceToShore = hereDepth <= 0 && depth >= 0 ? dist[lookupI] : (depth < 0 ? 1 : distanceToShore);
if (distanceToShore < 5000.0f)
goto FoundShore;
}
} else {
// revert to for and if-based because I can't be bothered to special case all that.
for (int xx = -1; xx <= 1;++xx)
for (int yy = -1; yy <= 1;++yy)
{
if ((int)(i+xx) >= 0 && i+xx < m_MapSize && (int)(j+yy) >= 0 && j+yy < m_MapSize)
{
float hereDepth = m_WaterHeight - heightmap[index+xx+yy*m_MapSize]*HEIGHT_SCALE;
distanceToShore = (hereDepth < 0 && sqrt((double)xx*xx+yy*yy) < distanceToShore) ? sqrt((double)xx*xx+yy*yy) : distanceToShore;
}
}
}
// speedup with default values for land squares
if (distanceToShore > 5000.0f)
{
m_WaveX[index] = 0.0f;
m_WaveZ[index] = 0.0f;
m_DistanceToShore[index] = 100.0f;
m_FoamFactor[index] = 0.0f;
continue;
}
FoundShore:
// We'll compute the normals and the "water raise", to know about foam
// Normals are a pretty good calculation but it's slow since we normalize so much.
normal.X = normal.Y = normal.Z = 0.0f;
int waterRaise = 0;
for (size_t yy = (int(j-3) < 0 ? 0 : j-3); yy <= (j+3 < m_MapSize-1 ? 0 : j-3); yy += 2)
{
for (size_t xx = (int(i-3) < 0 ? 0 : i-3); xx <= (i+3 < m_MapSize-1 ? 0 : i+3); xx += 2) // every 2 tile is good enough.
{
normal += normals[yy*m_MapSize + xx];
waterRaise += (heightmap[index]*HEIGHT_SCALE - heightmap[yy*m_MapSize + xx]) > 0 ? (heightmap[index]*HEIGHT_SCALE - heightmap[yy*m_MapSize + xx]) : 0;
}
}
// normalizes the terrain info to avoid foam moving at too different speeds.
normal *= 0.08f; // divide by about 11.
normal[1] = 0.1f;
normal = normal.Normalized();
m_WaveX[index] = normal[0];
m_WaveZ[index] = normal[2];
// distance is /5.0 to be a [0,1] value.
m_DistanceToShore[index] = distanceToShore;
// computing the amount of foam I want
depth = clamp(depth,0.0f,10.0f);
float foamAmount = (waterRaise/255.0f) * (1.0f - depth/10.0f) /** (waveForceHQ[j*m_MapSize+i]/255.0f)*/ * (m_Waviness/8.0f);
foamAmount += clamp(m_Waviness/2.0f,0.0f,m_Waviness/2.0f)/(m_Waviness/2.0f) * clamp(m_Waviness/9.0f,0.3f,1.0f);
foamAmount *= (m_Waviness/4.0f - distanceToShore);
foamAmount = foamAmount > 1.0f ? 1.0f: (foamAmount < 0.0f ? 0.0f : foamAmount);
m_FoamFactor[index] = foamAmount;
}
}
delete[] normals;
//delete[] waveForceHQ;
// TODO: reactivate this with something that looks good and is efficient.
/*
// okay let's create the waves squares. i'll divide the map in arbitrary squares
// For each of these squares, check if waves are needed.
// If yes, look for the best positionning (in order to have a nice blending with the shore)
// Then clean-up: remove squares that are too close to each other
std::vector<CVector2D> waveSquares;
int size = 8; // I think this is the size of the squares.
for (size_t j = 0; j < m_MapSize/size; ++j)
{
for (size_t i = 0; i < m_MapSize/size; ++i)
{
int landTexel = 0;
int waterTexel = 0;
CVector3D avnormal (0.0f,0.0f,0.0f);
CVector2D landPosition(0.0f,0.0f);
CVector2D waterPosition(0.0f,0.0f);
for (int yy = 0; yy < size; ++yy)
{
for (int xx = 0; xx < size; ++xx)
{
if (terrain->GetVertexGroundLevel(i*size+xx,j*size+yy) > m_WaterHeight)
{
landTexel++;
landPosition += CVector2D(i*size+xx,j*size+yy);
}
else
{
waterPosition += CVector2D(i*size+xx,j*size+yy);
waterTexel++;
avnormal += terrain->CalcExactNormal( (i*size+xx)*4.0f,(j*size+yy)*4.0f);
}
}
}
if (landTexel < size/2)
continue;
landPosition /= landTexel;
waterPosition /= waterTexel;
avnormal[1] = 1.0f;
avnormal.Normalize();
avnormal[1] = 0.0f;
// this should help ensure that the shore is pretty flat.
if (avnormal.Length() <= 0.2f)
continue;
// To get the best position for squares, I start at the mean "ocean" position
// And step by step go to the mean "land" position. I keep the position where I change from water to land.
// If this never happens, the square is scrapped.
if (terrain->GetExactGroundLevel(waterPosition.X*4.0f,waterPosition.Y*4.0f) > m_WaterHeight)
continue;
CVector2D squarePos(-1,-1);
for (u8 i = 0; i < 40; i++)
{
squarePos = landPosition * (i/40.0f) + waterPosition * (1.0f-(i/40.0f));
if (terrain->GetExactGroundLevel(squarePos.X*4.0f,squarePos.Y*4.0f) > m_WaterHeight)
break;
}
if (squarePos.X == -1)
continue;
u8 enter = 1;
// okaaaaaay. Got a square. Check for proximity.
for (unsigned long i = 0; i < waveSquares.size(); i++)
{
if ( CVector2D(waveSquares[i]-squarePos).LengthSquared() < 80) {
enter = 0;
break;
}
}
if (enter == 1)
waveSquares.push_back(squarePos);
}
}
// Actually create the waves' meshes.
std::vector<SWavesVertex> waves_vertex_data;
std::vector<GLushort> waves_indices;
// loop through each square point. Look in the square around it, calculate the normal
// create the square.
for (unsigned long i = 0; i < waveSquares.size(); i++)
{
CVector2D pos(waveSquares[i]);
CVector3D avgnorm(0.0f,0.0f,0.0f);
for (int yy = -size/2; yy < size/2; ++yy)
{
for (int xx = -size/2; xx < size/2; ++xx)
{
avgnorm += terrain->CalcExactNormal((pos.X+xx)*4.0f,(pos.Y+yy)*4.0f);
}
}
avgnorm[1] = 0.1f;
// okay crank out a square.
// we have the direction of the square. We'll get the perpendicular vector too
CVector2D perp(-avgnorm[2],avgnorm[0]);
perp = perp.Normalized();
avgnorm = avgnorm.Normalized();
GLushort index[4];
SWavesVertex vertex[4];
vertex[0].m_Position = CVector3D(pos.X + perp.X*(size/2.2f) - avgnorm[0]*1.0f, 0.0f,pos.Y + perp.Y*(size/2.2f) - avgnorm[2]*1.0f);
vertex[0].m_Position *= 4.0f;
vertex[0].m_Position.Y = m_WaterHeight + 1.0f;
vertex[0].m_UV[1] = 1;
vertex[0].m_UV[0] = 0;
index[0] = waves_vertex_data.size();
waves_vertex_data.push_back(vertex[0]);
vertex[1].m_Position = CVector3D(pos.X - perp.X*(size/2.2f) - avgnorm[0]*1.0f, 0.0f,pos.Y - perp.Y*(size/2.2f) - avgnorm[2]*1.0f);
vertex[1].m_Position *= 4.0f;
vertex[1].m_Position.Y = m_WaterHeight + 1.0f;
vertex[1].m_UV[1] = 1;
vertex[1].m_UV[0] = 1;
index[1] = waves_vertex_data.size();
waves_vertex_data.push_back(vertex[1]);
vertex[3].m_Position = CVector3D(pos.X + perp.X*(size/2.2f) + avgnorm[0]*(size/1.5f), 0.0f,pos.Y + perp.Y*(size/2.2f) + avgnorm[2]*(size/1.5f));
vertex[3].m_Position *= 4.0f;
vertex[3].m_Position.Y = m_WaterHeight + 1.0f;
vertex[3].m_UV[1] = 0;
vertex[3].m_UV[0] = 0;
index[3] = waves_vertex_data.size();
waves_vertex_data.push_back(vertex[3]);
vertex[2].m_Position = CVector3D(pos.X - perp.X*(size/2.2f) + avgnorm[0]*(size/1.5f), 0.0f,pos.Y - perp.Y*(size/2.2f) + avgnorm[2]*(size/1.5f));
vertex[2].m_Position *= 4.0f;
vertex[2].m_Position.Y = m_WaterHeight + 1.0f;
vertex[2].m_UV[1] = 0;
vertex[2].m_UV[0] = 1;
index[2] = waves_vertex_data.size();
waves_vertex_data.push_back(vertex[2]);
waves_indices.push_back(index[0]);
waves_indices.push_back(index[1]);
waves_indices.push_back(index[2]);
waves_indices.push_back(index[2]);
waves_indices.push_back(index[3]);
waves_indices.push_back(index[0]);
}
// no vertex buffers if no data generated
if (waves_indices.empty())
return;
// waves
// allocate vertex buffer
m_VBWaves = g_VBMan.Allocate(sizeof(SWavesVertex), waves_vertex_data.size(), GL_STATIC_DRAW, GL_ARRAY_BUFFER);
m_VBWaves->m_Owner->UpdateChunkVertices(m_VBWaves, &waves_vertex_data[0]);
// Construct indices buffer
m_VBWavesIndices = g_VBMan.Allocate(sizeof(GLushort), waves_indices.size(), GL_STATIC_DRAW, GL_ELEMENT_ARRAY_BUFFER);
m_VBWavesIndices->m_Owner->UpdateChunkVertices(m_VBWavesIndices, &waves_indices[0]);
*/
}
// TODO: render the minimap in a framebuffer and just draw the frambuffer texture
// most of the time, updating the framebuffer twice a frame.
// Here it updates as ping-pong either texture or vertex array each sec to lower gpu stalling
// (those operations cause a gpu sync, which slows down the way gpu works)
void CMiniMap::Draw()
{
PROFILE3("render minimap");
// The terrain isn't actually initialized until the map is loaded, which
// happens when the game is started, so abort until then.
if (!(GetGUI() && g_Game && g_Game->IsGameStarted()))
return;
CSimulation2* sim = g_Game->GetSimulation2();
CmpPtr<ICmpRangeManager> cmpRangeManager(*sim, SYSTEM_ENTITY);
ENSURE(cmpRangeManager);
// Set our globals in case they hadn't been set before
m_Camera = g_Game->GetView()->GetCamera();
m_Terrain = g_Game->GetWorld()->GetTerrain();
m_Width = (u32)(m_CachedActualSize.right - m_CachedActualSize.left);
m_Height = (u32)(m_CachedActualSize.bottom - m_CachedActualSize.top);
m_MapSize = m_Terrain->GetVerticesPerSide();
m_TextureSize = (GLsizei)round_up_to_pow2((size_t)m_MapSize);
m_MapScale = (cmpRangeManager->GetLosCircular() ? 1.f : 1.414f);
if (!m_TerrainTexture || g_GameRestarted)
CreateTextures();
// only update 2x / second
// (note: since units only move a few pixels per second on the minimap,
// we can get away with infrequent updates; this is slow)
// TODO: Update all but camera at same speed as simulation
static double last_time;
const double cur_time = timer_Time();
const bool doUpdate = cur_time - last_time > 0.5;
if (doUpdate)
{
last_time = cur_time;
if (m_TerrainDirty)
RebuildTerrainTexture();
}
const float x = m_CachedActualSize.left, y = m_CachedActualSize.bottom;
const float x2 = m_CachedActualSize.right, y2 = m_CachedActualSize.top;
const float z = GetBufferedZ();
const float texCoordMax = (float)(m_MapSize - 1) / (float)m_TextureSize;
const float angle = GetAngle();
const float unitScale = (cmpRangeManager->GetLosCircular() ? 1.f : m_MapScale/2.f);
// Disable depth updates to prevent apparent z-fighting-related issues
// with some drivers causing units to get drawn behind the texture.
glDepthMask(0);
CShaderProgramPtr shader;
CShaderTechniquePtr tech;
CShaderDefines baseDefines;
baseDefines.Add(str_MINIMAP_BASE, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), baseDefines);
tech->BeginPass();
shader = tech->GetShader();
// Draw the main textured quad
shader->BindTexture(str_baseTex, m_TerrainTexture);
const CMatrix3D baseTransform = GetDefaultGuiMatrix();
CMatrix3D baseTextureTransform;
baseTextureTransform.SetIdentity();
shader->Uniform(str_transform, baseTransform);
shader->Uniform(str_textureTransform, baseTextureTransform);
DrawTexture(shader, texCoordMax, angle, x, y, x2, y2, z);
// Draw territory boundaries
glEnable(GL_BLEND);
CTerritoryTexture& territoryTexture = g_Game->GetView()->GetTerritoryTexture();
shader->BindTexture(str_baseTex, territoryTexture.GetTexture());
const CMatrix3D* territoryTransform = territoryTexture.GetMinimapTextureMatrix();
shader->Uniform(str_transform, baseTransform);
shader->Uniform(str_textureTransform, *territoryTransform);
DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z);
tech->EndPass();
// Draw the LOS quad in black, using alpha values from the LOS texture
CLOSTexture& losTexture = g_Game->GetView()->GetLOSTexture();
CShaderDefines losDefines;
losDefines.Add(str_MINIMAP_LOS, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), losDefines);
tech->BeginPass();
shader = tech->GetShader();
shader->BindTexture(str_baseTex, losTexture.GetTexture());
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
const CMatrix3D* losTransform = losTexture.GetMinimapTextureMatrix();
shader->Uniform(str_transform, baseTransform);
shader->Uniform(str_textureTransform, *losTransform);
DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z);
tech->EndPass();
glDisable(GL_BLEND);
PROFILE_START("minimap units");
CShaderDefines pointDefines;
pointDefines.Add(str_MINIMAP_POINT, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), pointDefines);
tech->BeginPass();
shader = tech->GetShader();
shader->Uniform(str_transform, baseTransform);
shader->Uniform(str_pointSize, 3.f);
CMatrix3D unitMatrix;
unitMatrix.SetIdentity();
// Center the minimap on the origin of the axis of rotation.
unitMatrix.Translate(-(x2 - x) / 2.f, -(y2 - y) / 2.f, 0.f);
// Rotate the map.
unitMatrix.RotateZ(angle);
// Scale square maps to fit.
unitMatrix.Scale(unitScale, unitScale, 1.f);
// Move the minimap back to it's starting position.
unitMatrix.Translate((x2 - x) / 2.f, (y2 - y) / 2.f, 0.f);
// Move the minimap to it's final location.
unitMatrix.Translate(x, y, z);
// Apply the gui matrix.
unitMatrix *= GetDefaultGuiMatrix();
// Load the transform into the shader.
shader->Uniform(str_transform, unitMatrix);
const float sx = (float)m_Width / ((m_MapSize - 1) * TERRAIN_TILE_SIZE);
const float sy = (float)m_Height / ((m_MapSize - 1) * TERRAIN_TILE_SIZE);
CSimulation2::InterfaceList ents = sim->GetEntitiesWithInterface(IID_Minimap);
if (doUpdate)
{
VertexArrayIterator<float[2]> attrPos = m_AttributePos.GetIterator<float[2]>();
VertexArrayIterator<u8[4]> attrColor = m_AttributeColor.GetIterator<u8[4]>();
m_EntitiesDrawn = 0;
MinimapUnitVertex v;
std::vector<MinimapUnitVertex> pingingVertices;
pingingVertices.reserve(MAX_ENTITIES_DRAWN / 2);
if (cur_time > m_NextBlinkTime)
{
m_BlinkState = !m_BlinkState;
m_NextBlinkTime = cur_time + m_HalfBlinkDuration;
}
entity_pos_t posX, posZ;
for (CSimulation2::InterfaceList::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
ICmpMinimap* cmpMinimap = static_cast<ICmpMinimap*>(it->second);
if (cmpMinimap->GetRenderData(v.r, v.g, v.b, posX, posZ))
{
ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(it->first, g_Game->GetPlayerID());
if (vis != ICmpRangeManager::VIS_HIDDEN)
{
v.a = 255;
v.x = posX.ToFloat() * sx;
v.y = -posZ.ToFloat() * sy;
// Check minimap pinging to indicate something
if (m_BlinkState && cmpMinimap->CheckPing(cur_time, m_PingDuration))
{
v.r = 255; // ping color is white
v.g = 255;
v.b = 255;
pingingVertices.push_back(v);
}
else
{
addVertex(v, attrColor, attrPos);
++m_EntitiesDrawn;
}
}
}
}
// Add the pinged vertices at the end, so they are drawn on top
for (size_t v = 0; v < pingingVertices.size(); ++v)
{
addVertex(pingingVertices[v], attrColor, attrPos);
++m_EntitiesDrawn;
}
ENSURE(m_EntitiesDrawn < MAX_ENTITIES_DRAWN);
m_VertexArray.Upload();
}
m_VertexArray.PrepareForRendering();
if (m_EntitiesDrawn > 0)
{
#if !CONFIG2_GLES
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
#endif
u8* indexBase = m_IndexArray.Bind();
u8* base = m_VertexArray.Bind();
const GLsizei stride = (GLsizei)m_VertexArray.GetStride();
shader->VertexPointer(2, GL_FLOAT, stride, base + m_AttributePos.offset);
shader->ColorPointer(4, GL_UNSIGNED_BYTE, stride, base + m_AttributeColor.offset);
shader->AssertPointersBound();
if (!g_Renderer.m_SkipSubmit)
glDrawElements(GL_POINTS, (GLsizei)(m_EntitiesDrawn), GL_UNSIGNED_SHORT, indexBase);
g_Renderer.GetStats().m_DrawCalls++;
CVertexBuffer::Unbind();
#if !CONFIG2_GLES
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
glDisable(GL_VERTEX_PROGRAM_POINT_SIZE);
#endif
}
tech->EndPass();
DrawViewRect(unitMatrix);
PROFILE_END("minimap units");
// Reset depth mask
glDepthMask(1);
}
void CMiniMap::Draw()
{
PROFILE3("render minimap");
// The terrain isn't actually initialized until the map is loaded, which
// happens when the game is started, so abort until then.
if(!(GetGUI() && g_Game && g_Game->IsGameStarted()))
return;
CSimulation2* sim = g_Game->GetSimulation2();
CmpPtr<ICmpRangeManager> cmpRangeManager(*sim, SYSTEM_ENTITY);
ENSURE(cmpRangeManager);
// Set our globals in case they hadn't been set before
m_Camera = g_Game->GetView()->GetCamera();
m_Terrain = g_Game->GetWorld()->GetTerrain();
m_Width = (u32)(m_CachedActualSize.right - m_CachedActualSize.left);
m_Height = (u32)(m_CachedActualSize.bottom - m_CachedActualSize.top);
m_MapSize = m_Terrain->GetVerticesPerSide();
m_TextureSize = (GLsizei)round_up_to_pow2((size_t)m_MapSize);
m_MapScale = (cmpRangeManager->GetLosCircular() ? 1.f : 1.414f);
if(!m_TerrainTexture || g_GameRestarted)
CreateTextures();
// only update 2x / second
// (note: since units only move a few pixels per second on the minimap,
// we can get away with infrequent updates; this is slow)
static double last_time;
const double cur_time = timer_Time();
if(cur_time - last_time > 0.5)
{
last_time = cur_time;
if(m_TerrainDirty)
RebuildTerrainTexture();
}
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
CMatrix3D matrix = GetDefaultGuiMatrix();
glLoadMatrixf(&matrix._11);
// Disable depth updates to prevent apparent z-fighting-related issues
// with some drivers causing units to get drawn behind the texture
glDepthMask(0);
const float x = m_CachedActualSize.left, y = m_CachedActualSize.bottom;
const float x2 = m_CachedActualSize.right, y2 = m_CachedActualSize.top;
const float z = GetBufferedZ();
const float texCoordMax = (float)(m_MapSize - 1) / (float)m_TextureSize;
const float angle = GetAngle();
// Draw the main textured quad
g_Renderer.BindTexture(0, m_TerrainTexture);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
DrawTexture(texCoordMax, angle, x, y, x2, y2, z);
// Draw territory boundaries
CTerritoryTexture& territoryTexture = g_Game->GetView()->GetTerritoryTexture();
territoryTexture.BindTexture(0);
glEnable(GL_BLEND);
glMatrixMode(GL_TEXTURE);
glLoadMatrixf(territoryTexture.GetMinimapTextureMatrix());
glMatrixMode(GL_MODELVIEW);
DrawTexture(1.0f, angle, x, y, x2, y2, z);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glDisable(GL_BLEND);
// Draw the LOS quad in black, using alpha values from the LOS texture
CLOSTexture& losTexture = g_Game->GetView()->GetLOSTexture();
losTexture.BindTexture(0);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_PRIMARY_COLOR_ARB);
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE);
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_ARB, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColor3f(0.0f, 0.0f, 0.0f);
glMatrixMode(GL_TEXTURE);
glLoadMatrixf(losTexture.GetMinimapTextureMatrix());
glMatrixMode(GL_MODELVIEW);
DrawTexture(1.0f, angle, x, y, x2, y2, z);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glDisable(GL_BLEND);
// Set up the matrix for drawing points and lines
glPushMatrix();
glTranslatef(x, y, z);
// Rotate around the center of the map
glTranslatef((x2-x)/2.f, (y2-y)/2.f, 0.f);
// Scale square maps to fit in circular minimap area
float unitScale = (cmpRangeManager->GetLosCircular() ? 1.f : m_MapScale/2.f);
glScalef(unitScale, unitScale, 1.f);
glRotatef(angle * 180.f/M_PI, 0.f, 0.f, 1.f);
glTranslatef(-(x2-x)/2.f, -(y2-y)/2.f, 0.f);
PROFILE_START("minimap units");
// Don't enable GL_POINT_SMOOTH because it's far too slow
// (~70msec/frame on a GF4 rendering a thousand points)
glPointSize(3.f);
float sx = (float)m_Width / ((m_MapSize - 1) * TERRAIN_TILE_SIZE);
float sy = (float)m_Height / ((m_MapSize - 1) * TERRAIN_TILE_SIZE);
CSimulation2::InterfaceList ents = sim->GetEntitiesWithInterface(IID_Minimap);
std::vector<MinimapUnitVertex> vertexArray;
vertexArray.reserve(ents.size());
for (CSimulation2::InterfaceList::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
MinimapUnitVertex v;
ICmpMinimap* cmpMinimap = static_cast<ICmpMinimap*>(it->second);
entity_pos_t posX, posZ;
if (cmpMinimap->GetRenderData(v.r, v.g, v.b, posX, posZ))
{
ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(it->first, g_Game->GetPlayerID());
if (vis != ICmpRangeManager::VIS_HIDDEN)
{
v.a = 255;
v.x = posX.ToFloat()*sx;
v.y = -posZ.ToFloat()*sy;
vertexArray.push_back(v);
}
}
}
if (!vertexArray.empty())
{
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
glVertexPointer(2, GL_FLOAT, sizeof(MinimapUnitVertex), &vertexArray[0].x);
glColorPointer(4, GL_UNSIGNED_BYTE, sizeof(MinimapUnitVertex), &vertexArray[0].r);
glDrawArrays(GL_POINTS, 0, (GLsizei)vertexArray.size());
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
}
PROFILE_END("minimap units");
DrawViewRect();
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
// Reset everything back to normal
glPointSize(1.0f);
glEnable(GL_TEXTURE_2D);
glDepthMask(1);
}
// TODO: render the minimap in a framebuffer and just draw the frambuffer texture
// most of the time, updating the framebuffer twice a frame.
// Here it updates as ping-pong either texture or vertex array each sec to lower gpu stalling
// (those operations cause a gpu sync, which slows down the way gpu works)
void CMiniMap::Draw()
{
PROFILE3("render minimap");
// The terrain isn't actually initialized until the map is loaded, which
// happens when the game is started, so abort until then.
if(!(GetGUI() && g_Game && g_Game->IsGameStarted()))
return;
CSimulation2* sim = g_Game->GetSimulation2();
CmpPtr<ICmpRangeManager> cmpRangeManager(*sim, SYSTEM_ENTITY);
ENSURE(cmpRangeManager);
// Set our globals in case they hadn't been set before
m_Camera = g_Game->GetView()->GetCamera();
m_Terrain = g_Game->GetWorld()->GetTerrain();
m_Width = (u32)(m_CachedActualSize.right - m_CachedActualSize.left);
m_Height = (u32)(m_CachedActualSize.bottom - m_CachedActualSize.top);
m_MapSize = m_Terrain->GetVerticesPerSide();
m_TextureSize = (GLsizei)round_up_to_pow2((size_t)m_MapSize);
m_MapScale = (cmpRangeManager->GetLosCircular() ? 1.f : 1.414f);
if(!m_TerrainTexture || g_GameRestarted)
CreateTextures();
// only update 2x / second
// (note: since units only move a few pixels per second on the minimap,
// we can get away with infrequent updates; this is slow)
// TODO: store frequency in a config file?
static double last_time;
const double cur_time = timer_Time();
const bool doUpdate = cur_time - last_time > 0.5;
if(doUpdate)
{
last_time = cur_time;
if(m_TerrainDirty)
RebuildTerrainTexture();
}
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
CMatrix3D matrix = GetDefaultGuiMatrix();
glLoadMatrixf(&matrix._11);
// Disable depth updates to prevent apparent z-fighting-related issues
// with some drivers causing units to get drawn behind the texture
glDepthMask(0);
CShaderProgramPtr shader;
CShaderTechniquePtr tech;
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
{
CShaderDefines defines;
defines.Add(str_MINIMAP_BASE, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines);
tech->BeginPass();
shader = tech->GetShader();
}
const float x = m_CachedActualSize.left, y = m_CachedActualSize.bottom;
const float x2 = m_CachedActualSize.right, y2 = m_CachedActualSize.top;
const float z = GetBufferedZ();
const float texCoordMax = (float)(m_MapSize - 1) / (float)m_TextureSize;
const float angle = GetAngle();
// Draw the main textured quad
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
shader->BindTexture(str_baseTex, m_TerrainTexture);
else
g_Renderer.BindTexture(0, m_TerrainTexture);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
DrawTexture(shader, texCoordMax, angle, x, y, x2, y2, z);
// Draw territory boundaries
CTerritoryTexture& territoryTexture = g_Game->GetView()->GetTerritoryTexture();
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
shader->BindTexture(str_baseTex, territoryTexture.GetTexture());
else
territoryTexture.BindTexture(0);
glEnable(GL_BLEND);
glMatrixMode(GL_TEXTURE);
glLoadMatrixf(territoryTexture.GetMinimapTextureMatrix());
glMatrixMode(GL_MODELVIEW);
DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glDisable(GL_BLEND);
// Draw the LOS quad in black, using alpha values from the LOS texture
CLOSTexture& losTexture = g_Game->GetView()->GetLOSTexture();
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
{
tech->EndPass();
CShaderDefines defines;
defines.Add(str_MINIMAP_LOS, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines);
tech->BeginPass();
shader = tech->GetShader();
shader->BindTexture(str_baseTex, losTexture.GetTexture());
}
else
{
losTexture.BindTexture(0);
}
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_PRIMARY_COLOR_ARB);
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_TEXTURE);
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_ARB, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColor3f(0.0f, 0.0f, 0.0f);
glMatrixMode(GL_TEXTURE);
glLoadMatrixf(losTexture.GetMinimapTextureMatrix());
glMatrixMode(GL_MODELVIEW);
DrawTexture(shader, 1.0f, angle, x, y, x2, y2, z);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glDisable(GL_BLEND);
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
{
tech->EndPass();
CShaderDefines defines;
defines.Add(str_MINIMAP_POINT, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines);
tech->BeginPass();
shader = tech->GetShader();
}
// Set up the matrix for drawing points and lines
glPushMatrix();
glTranslatef(x, y, z);
// Rotate around the center of the map
glTranslatef((x2-x)/2.f, (y2-y)/2.f, 0.f);
// Scale square maps to fit in circular minimap area
float unitScale = (cmpRangeManager->GetLosCircular() ? 1.f : m_MapScale/2.f);
glScalef(unitScale, unitScale, 1.f);
glRotatef(angle * 180.f/M_PI, 0.f, 0.f, 1.f);
glTranslatef(-(x2-x)/2.f, -(y2-y)/2.f, 0.f);
PROFILE_START("minimap units");
const float sx = (float)m_Width / ((m_MapSize - 1) * TERRAIN_TILE_SIZE);
const float sy = (float)m_Height / ((m_MapSize - 1) * TERRAIN_TILE_SIZE);
CSimulation2::InterfaceList ents = sim->GetEntitiesWithInterface(IID_Minimap);
if (doUpdate)
{
VertexArrayIterator<float[2]> attrPos = m_AttributePos.GetIterator<float[2]>();
VertexArrayIterator<u8[4]> attrColor = m_AttributeColor.GetIterator<u8[4]>();
m_EntitiesDrawn = 0;
MinimapUnitVertex v;
std::vector<MinimapUnitVertex> pingingVertices;
pingingVertices.reserve(MAX_ENTITIES_DRAWN/2);
const double time = timer_Time();
if (time > m_NextBlinkTime)
{
m_BlinkState = !m_BlinkState;
m_NextBlinkTime = time + m_HalfBlinkDuration;
}
entity_pos_t posX, posZ;
for (CSimulation2::InterfaceList::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
ICmpMinimap* cmpMinimap = static_cast<ICmpMinimap*>(it->second);
if (cmpMinimap->GetRenderData(v.r, v.g, v.b, posX, posZ))
{
ICmpRangeManager::ELosVisibility vis = cmpRangeManager->GetLosVisibility(it->first, g_Game->GetPlayerID());
if (vis != ICmpRangeManager::VIS_HIDDEN)
{
v.a = 255;
v.x = posX.ToFloat()*sx;
v.y = -posZ.ToFloat()*sy;
// Check minimap pinging to indicate something
if (m_BlinkState && cmpMinimap->CheckPing(time, m_PingDuration))
{
v.r = 255; // ping color is white
v.g = 255;
v.b = 255;
pingingVertices.push_back(v);
}
else
{
addVertex(v, attrColor, attrPos);
++m_EntitiesDrawn;
}
}
}
}
// Add the pinged vertices at the end, so they are drawn on top
for (size_t v = 0; v < pingingVertices.size(); ++v)
{
addVertex(pingingVertices[v], attrColor, attrPos);
++m_EntitiesDrawn;
}
ENSURE(m_EntitiesDrawn < MAX_ENTITIES_DRAWN);
m_VertexArray.Upload();
}
if (m_EntitiesDrawn > 0)
{
// Don't enable GL_POINT_SMOOTH because it's far too slow
// (~70msec/frame on a GF4 rendering a thousand points)
glPointSize(3.f);
u8* indexBase = m_IndexArray.Bind();
u8* base = m_VertexArray.Bind();
const GLsizei stride = (GLsizei)m_VertexArray.GetStride();
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
{
shader->VertexPointer(2, GL_FLOAT, stride, base + m_AttributePos.offset);
shader->ColorPointer(4, GL_UNSIGNED_BYTE, stride, base + m_AttributeColor.offset);
shader->AssertPointersBound();
}
else
{
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
glDisable(GL_TEXTURE_2D);
glVertexPointer(2, GL_FLOAT, stride, base + m_AttributePos.offset);
glColorPointer(4, GL_UNSIGNED_BYTE, stride, base + m_AttributeColor.offset);
}
if (!g_Renderer.m_SkipSubmit)
{
glDrawElements(GL_POINTS, (GLsizei)(m_EntitiesDrawn), GL_UNSIGNED_SHORT, indexBase);
}
g_Renderer.GetStats().m_DrawCalls++;
CVertexBuffer::Unbind();
}
PROFILE_END("minimap units");
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
{
tech->EndPass();
CShaderDefines defines;
defines.Add(str_MINIMAP_LINE, str_1);
tech = g_Renderer.GetShaderManager().LoadEffect(str_minimap, g_Renderer.GetSystemShaderDefines(), defines);
tech->BeginPass();
shader = tech->GetShader();
}
else
{
glEnable(GL_TEXTURE_2D);
glDisableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_COLOR_ARRAY);
}
DrawViewRect();
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
if (g_Renderer.GetRenderPath() == CRenderer::RP_SHADER)
{
tech->EndPass();
}
// Reset everything back to normal
glPointSize(1.0f);
glEnable(GL_TEXTURE_2D);
glDepthMask(1);
}
void CGameView::Update(const float deltaRealTime)
{
// If camera movement is being handled by the touch-input system,
// then we should stop to avoid conflicting with it
if (g_TouchInput.IsEnabled())
return;
if (!g_app_has_focus)
return;
// TODO: this is probably not an ideal place for this, it should probably go
// in a CCmpWaterManager or some such thing (once such a thing exists)
if (!m->Game->m_Paused)
g_Renderer.GetWaterManager()->m_WaterTexTimer += deltaRealTime;
if (m->TrackManager.IsActive() && m->TrackManager.IsPlaying())
{
if (! m->TrackManager.Update(deltaRealTime))
{
// ResetCamera();
}
return;
}
// Calculate mouse movement
static int mouse_last_x = 0;
static int mouse_last_y = 0;
int mouse_dx = g_mouse_x - mouse_last_x;
int mouse_dy = g_mouse_y - mouse_last_y;
mouse_last_x = g_mouse_x;
mouse_last_y = g_mouse_y;
if (HotkeyIsPressed("camera.rotate.cw"))
m->RotateY.AddSmoothly(m->ViewRotateYSpeed * deltaRealTime);
if (HotkeyIsPressed("camera.rotate.ccw"))
m->RotateY.AddSmoothly(-m->ViewRotateYSpeed * deltaRealTime);
if (HotkeyIsPressed("camera.rotate.up"))
m->RotateX.AddSmoothly(-m->ViewRotateXSpeed * deltaRealTime);
if (HotkeyIsPressed("camera.rotate.down"))
m->RotateX.AddSmoothly(m->ViewRotateXSpeed * deltaRealTime);
float moveRightward = 0.f;
float moveForward = 0.f;
if (HotkeyIsPressed("camera.pan"))
{
moveRightward += m->ViewDragSpeed * mouse_dx;
moveForward += m->ViewDragSpeed * -mouse_dy;
}
if (g_mouse_active)
{
if (g_mouse_x >= g_xres - 2 && g_mouse_x < g_xres)
moveRightward += m->ViewScrollSpeed * deltaRealTime;
else if (g_mouse_x <= 3 && g_mouse_x >= 0)
moveRightward -= m->ViewScrollSpeed * deltaRealTime;
if (g_mouse_y >= g_yres - 2 && g_mouse_y < g_yres)
moveForward -= m->ViewScrollSpeed * deltaRealTime;
else if (g_mouse_y <= 3 && g_mouse_y >= 0)
moveForward += m->ViewScrollSpeed * deltaRealTime;
}
if (HotkeyIsPressed("camera.right"))
moveRightward += m->ViewScrollSpeed * deltaRealTime;
if (HotkeyIsPressed("camera.left"))
moveRightward -= m->ViewScrollSpeed * deltaRealTime;
if (HotkeyIsPressed("camera.up"))
moveForward += m->ViewScrollSpeed * deltaRealTime;
if (HotkeyIsPressed("camera.down"))
moveForward -= m->ViewScrollSpeed * deltaRealTime;
if (g_Joystick.IsEnabled())
{
// This could all be improved with extra speed and sensitivity settings
// (maybe use pow to allow finer control?), and inversion settings
moveRightward += g_Joystick.GetAxisValue(m->JoystickPanX) * m->ViewScrollSpeed * deltaRealTime;
moveForward -= g_Joystick.GetAxisValue(m->JoystickPanY) * m->ViewScrollSpeed * deltaRealTime;
m->RotateX.AddSmoothly(g_Joystick.GetAxisValue(m->JoystickRotateX) * m->ViewRotateXSpeed * deltaRealTime);
m->RotateY.AddSmoothly(-g_Joystick.GetAxisValue(m->JoystickRotateY) * m->ViewRotateYSpeed * deltaRealTime);
// Use a +1 bias for zoom because I want this to work with trigger buttons that default to -1
m->Zoom.AddSmoothly((g_Joystick.GetAxisValue(m->JoystickZoomIn) + 1.0f) / 2.0f * m->ViewZoomSpeed * deltaRealTime);
m->Zoom.AddSmoothly(-(g_Joystick.GetAxisValue(m->JoystickZoomOut) + 1.0f) / 2.0f * m->ViewZoomSpeed * deltaRealTime);
}
if (moveRightward || moveForward)
{
// Break out of following mode when the user starts scrolling
m->FollowEntity = INVALID_ENTITY;
float s = sin(m->RotateY.GetSmoothedValue());
float c = cos(m->RotateY.GetSmoothedValue());
m->PosX.AddSmoothly(c * moveRightward);
m->PosZ.AddSmoothly(-s * moveRightward);
m->PosX.AddSmoothly(s * moveForward);
m->PosZ.AddSmoothly(c * moveForward);
}
if (m->FollowEntity)
{
CmpPtr<ICmpPosition> cmpPosition(*(m->Game->GetSimulation2()), m->FollowEntity);
if (cmpPosition && cmpPosition->IsInWorld())
{
// Get the most recent interpolated position
float frameOffset = m->Game->GetSimulation2()->GetLastFrameOffset();
CMatrix3D transform = cmpPosition->GetInterpolatedTransform(frameOffset, false);
CVector3D pos = transform.GetTranslation();
if (m->FollowFirstPerson)
{
float x, z, angle;
cmpPosition->GetInterpolatedPosition2D(frameOffset, x, z, angle);
float height = 4.f;
m->ViewCamera.m_Orientation.SetIdentity();
m->ViewCamera.m_Orientation.RotateX((float)M_PI/24.f);
m->ViewCamera.m_Orientation.RotateY(angle);
m->ViewCamera.m_Orientation.Translate(pos.X, pos.Y + height, pos.Z);
m->ViewCamera.UpdateFrustum();
return;
}
else
{
// Move the camera to match the unit
CCamera targetCam = m->ViewCamera;
SetupCameraMatrixSmoothRot(m, &targetCam.m_Orientation);
CVector3D pivot = GetSmoothPivot(targetCam);
CVector3D delta = pos - pivot;
m->PosX.AddSmoothly(delta.X);
m->PosY.AddSmoothly(delta.Y);
m->PosZ.AddSmoothly(delta.Z);
}
}
else
{
// The unit disappeared (died or garrisoned etc), so stop following it
m->FollowEntity = INVALID_ENTITY;
}
}
if (HotkeyIsPressed("camera.zoom.in"))
m->Zoom.AddSmoothly(-m->ViewZoomSpeed * deltaRealTime);
if (HotkeyIsPressed("camera.zoom.out"))
m->Zoom.AddSmoothly(m->ViewZoomSpeed * deltaRealTime);
if (m->ConstrainCamera)
m->Zoom.ClampSmoothly(m->ViewZoomMin, m->ViewZoomMax);
float zoomDelta = -m->Zoom.Update(deltaRealTime);
if (zoomDelta)
{
CVector3D forwards = m->ViewCamera.m_Orientation.GetIn();
m->PosX.AddSmoothly(forwards.X * zoomDelta);
m->PosY.AddSmoothly(forwards.Y * zoomDelta);
m->PosZ.AddSmoothly(forwards.Z * zoomDelta);
}
if (m->ConstrainCamera)
m->RotateX.ClampSmoothly(DEGTORAD(m->ViewRotateXMin), DEGTORAD(m->ViewRotateXMax));
FocusHeight(m, true);
// Ensure the ViewCamera focus is inside the map with the chosen margins
// if not so - apply margins to the camera
if (m->ConstrainCamera)
{
CCamera targetCam = m->ViewCamera;
SetupCameraMatrixSmoothRot(m, &targetCam.m_Orientation);
CTerrain* pTerrain = m->Game->GetWorld()->GetTerrain();
CVector3D pivot = GetSmoothPivot(targetCam);
CVector3D delta = targetCam.m_Orientation.GetTranslation() - pivot;
CVector3D desiredPivot = pivot;
CmpPtr<ICmpRangeManager> cmpRangeManager(*m->Game->GetSimulation2(), SYSTEM_ENTITY);
if (cmpRangeManager && cmpRangeManager->GetLosCircular())
{
// Clamp to a circular region around the center of the map
float r = pTerrain->GetMaxX() / 2;
CVector3D center(r, desiredPivot.Y, r);
float dist = (desiredPivot - center).Length();
if (dist > r - CAMERA_EDGE_MARGIN)
desiredPivot = center + (desiredPivot - center).Normalized() * (r - CAMERA_EDGE_MARGIN);
}
else
{
// Clamp to the square edges of the map
desiredPivot.X = Clamp(desiredPivot.X, pTerrain->GetMinX() + CAMERA_EDGE_MARGIN, pTerrain->GetMaxX() - CAMERA_EDGE_MARGIN);
desiredPivot.Z = Clamp(desiredPivot.Z, pTerrain->GetMinZ() + CAMERA_EDGE_MARGIN, pTerrain->GetMaxZ() - CAMERA_EDGE_MARGIN);
}
// Update the position so that pivot is within the margin
m->PosX.SetValueSmoothly(desiredPivot.X + delta.X);
m->PosZ.SetValueSmoothly(desiredPivot.Z + delta.Z);
}
m->PosX.Update(deltaRealTime);
m->PosY.Update(deltaRealTime);
m->PosZ.Update(deltaRealTime);
// Handle rotation around the Y (vertical) axis
{
CCamera targetCam = m->ViewCamera;
SetupCameraMatrixSmooth(m, &targetCam.m_Orientation);
float rotateYDelta = m->RotateY.Update(deltaRealTime);
if (rotateYDelta)
{
// We've updated RotateY, and need to adjust Pos so that it's still
// facing towards the original focus point (the terrain in the center
// of the screen).
CVector3D upwards(0.0f, 1.0f, 0.0f);
CVector3D pivot = GetSmoothPivot(targetCam);
CVector3D delta = targetCam.m_Orientation.GetTranslation() - pivot;
CQuaternion q;
q.FromAxisAngle(upwards, rotateYDelta);
CVector3D d = q.Rotate(delta) - delta;
m->PosX.Add(d.X);
m->PosY.Add(d.Y);
m->PosZ.Add(d.Z);
}
}
// Handle rotation around the X (sideways, relative to camera) axis
{
CCamera targetCam = m->ViewCamera;
SetupCameraMatrixSmooth(m, &targetCam.m_Orientation);
float rotateXDelta = m->RotateX.Update(deltaRealTime);
if (rotateXDelta)
{
CVector3D rightwards = targetCam.m_Orientation.GetLeft() * -1.0f;
CVector3D pivot = GetSmoothPivot(targetCam);
CVector3D delta = targetCam.m_Orientation.GetTranslation() - pivot;
CQuaternion q;
q.FromAxisAngle(rightwards, rotateXDelta);
CVector3D d = q.Rotate(delta) - delta;
m->PosX.Add(d.X);
m->PosY.Add(d.Y);
m->PosZ.Add(d.Z);
}
}
/* This is disabled since it doesn't seem necessary:
// Ensure the camera's near point is never inside the terrain
if (m->ConstrainCamera)
{
CMatrix3D target;
target.SetIdentity();
target.RotateX(m->RotateX.GetValue());
target.RotateY(m->RotateY.GetValue());
target.Translate(m->PosX.GetValue(), m->PosY.GetValue(), m->PosZ.GetValue());
CVector3D nearPoint = target.GetTranslation() + target.GetIn() * defaultNear;
float ground = m->Game->GetWorld()->GetTerrain()->GetExactGroundLevel(nearPoint.X, nearPoint.Z);
float limit = ground + 16.f;
if (nearPoint.Y < limit)
m->PosY.AddSmoothly(limit - nearPoint.Y);
}
*/
m->RotateY.Wrap(-(float)M_PI, (float)M_PI);
// Update the camera matrix
m->ViewCamera.SetProjection(m->ViewNear, m->ViewFar, m->ViewFOV);
SetupCameraMatrixSmooth(m, &m->ViewCamera.m_Orientation);
m->ViewCamera.UpdateFrustum();
}
///////////////////////////////////////////////////////////////////
// Create information about the terrain and wave vertices.
void WaterManager::CreateSuperfancyInfo(CSimulation2* simulation)
{
if (m_VBWaves)
{
g_VBMan.Release(m_VBWaves);
m_VBWaves = NULL;
}
if (m_VBWavesIndices)
{
g_VBMan.Release(m_VBWavesIndices);
m_VBWavesIndices = NULL;
}
CTerrain* terrain = g_Game->GetWorld()->GetTerrain();
ssize_t mapSize = terrain->GetVerticesPerSide();
CmpPtr<ICmpWaterManager> cmpWaterManager(*simulation, SYSTEM_ENTITY);
if (!cmpWaterManager)
return; // REALLY shouldn't happen and will most likely crash.
// Using this to get some more optimization on circular maps
CmpPtr<ICmpRangeManager> cmpRangeManager(*simulation, SYSTEM_ENTITY);
if (!cmpRangeManager)
return;
bool circular = cmpRangeManager->GetLosCircular();
float mSize = mapSize*mapSize;
float halfSize = (mapSize/2.0);
// Warning: this won't work with multiple water planes
m_WaterHeight = cmpWaterManager->GetExactWaterLevel(0,0);
// TODO: change this whenever we incrementally update because it's def. not too efficient
delete[] m_WaveX;
delete[] m_WaveZ;
delete[] m_DistanceToShore;
delete[] m_FoamFactor;
m_WaveX = new float[mapSize*mapSize];
m_WaveZ = new float[mapSize*mapSize];
m_DistanceToShore = new float[mapSize*mapSize];
m_FoamFactor = new float[mapSize*mapSize];
u16* heightmap = terrain->GetHeightMap();
// some temporary stuff for wave intensity
// not really used too much right now.
u8* waveForceHQ = new u8[mapSize*mapSize];
u16 waterHeightInu16 = m_WaterHeight/HEIGHT_SCALE;
// used to cache terrain normals since otherwise we'd recalculate them a lot (I'm blurring the "normal" map).
// this might be updated to actually cache in the terrain manager but that's not for now.
CVector3D* normals = new CVector3D[mapSize*mapSize];
// calculate wave force (not really used right now)
// and puts into "normals" the terrain normal at that point
// so as to avoid recalculating terrain normals too often.
for (ssize_t i = 0; i < mapSize; ++i)
{
for (ssize_t j = 0; j < mapSize; ++j)
{
normals[j*mapSize + i] = terrain->CalcExactNormal(((float)i)*4.0f,((float)j)*4.0f);
if (circular && (i-halfSize)*(i-halfSize)+(j-halfSize)*(j-halfSize) > mSize)
{
waveForceHQ[j*mapSize + i] = 255;
continue;
}
u8 color = 0;
for (int v = 0; v <= 18; v += 3){
if (j-v >= 0 && i-v >= 0 && heightmap[(j-v)*mapSize + i-v] > waterHeightInu16)
{
if (color == 0)
color = 5;
else
color++;
}
}
waveForceHQ[j*mapSize + i] = 255 - color * 40;
}
}
// this creates information for waves and stores it in float arrays. PatchRData then puts it in the vertex info for speed.
for (ssize_t i = 0; i < mapSize; ++i)
{
for (ssize_t j = 0; j < mapSize; ++j)
{
if (circular && (i-halfSize)*(i-halfSize)+(j-halfSize)*(j-halfSize) > mSize)
{
m_WaveX[j*mapSize + i] = 0.0f;
m_WaveZ[j*mapSize + i] = 0.0f;
m_DistanceToShore[j*mapSize + i] = 100;
m_FoamFactor[j*mapSize + i] = 0.0f;
continue;
}
float depth = m_WaterHeight - heightmap[j*mapSize + i]*HEIGHT_SCALE;
int distanceToShore = 10000;
// calculation of the distance to the shore.
// TODO: this is fairly dumb, though it returns a good result
// Could be sped up a fair bit.
if (depth >= 0)
{
// check in the square around.
for (int xx = -5; xx <= 5; ++xx)
{
for (int yy = -5; yy <= 5; ++yy)
{
if (i+xx >= 0 && i + xx < mapSize)
if (j + yy >= 0 && j + yy < mapSize)
{
float hereDepth = m_WaterHeight - heightmap[(j+yy)*mapSize + (i+xx)]*HEIGHT_SCALE;
if (hereDepth < 0 && xx*xx + yy*yy < distanceToShore)
distanceToShore = xx*xx + yy*yy;
}
}
}
// refine the calculation if we're close enough
if (distanceToShore < 9)
{
for (float xx = -2.5f; xx <= 2.5f; ++xx)
{
for (float yy = -2.5f; yy <= 2.5f; ++yy)
{
float hereDepth = m_WaterHeight - terrain->GetExactGroundLevel( (i+xx)*4, (j+yy)*4 );
if (hereDepth < 0 && xx*xx + yy*yy < distanceToShore)
distanceToShore = xx*xx + yy*yy;
}
}
}
}
else
{
for (int xx = -2; xx <= 2; ++xx)
{
for (int yy = -2; yy <= 2; ++yy)
{
float hereDepth = m_WaterHeight - terrain->GetVertexGroundLevel(i+xx, j+yy);
if (hereDepth > 0)
distanceToShore = 0;
}
}
}
// speedup with default values for land squares
if (distanceToShore == 10000)
{
m_WaveX[j*mapSize + i] = 0.0f;
m_WaveZ[j*mapSize + i] = 0.0f;
m_DistanceToShore[j*mapSize + i] = 100;
m_FoamFactor[j*mapSize + i] = 0.0f;
continue;
}
// We'll compute the normals and the "water raise", to know about foam
// Normals are a pretty good calculation but it's slow since we normalize so much.
CVector3D normal;
int waterRaise = 0;
for (int xx = -4; xx <= 4; xx += 2) // every 2 tile is good enough.
{
for (int yy = -4; yy <= 4; yy += 2)
{
if (j+yy < mapSize && i+xx < mapSize && i+xx >= 0 && j+yy >= 0)
normal += normals[(j+yy)*mapSize + (i+xx)];
if (terrain->GetVertexGroundLevel(i+xx,j+yy) < heightmap[j*mapSize + i]*HEIGHT_SCALE)
waterRaise += heightmap[j*mapSize + i]*HEIGHT_SCALE - terrain->GetVertexGroundLevel(i+xx,j+yy);
}
}
// normalizes the terrain info to avoid foam moving at too different speeds.
normal *= 0.012345679f;
normal[1] = 0.1f;
normal = normal.Normalized();
m_WaveX[j*mapSize + i] = normal[0];
m_WaveZ[j*mapSize + i] = normal[2];
// distance is /5.0 to be a [0,1] value.
m_DistanceToShore[j*mapSize + i] = sqrtf(distanceToShore)/5.0f; // TODO: this can probably be cached as I'm integer here.
// computing the amount of foam I want
depth = clamp(depth,0.0f,10.0f);
float foamAmount = (waterRaise/255.0f) * (1.0f - depth/10.0f) * (waveForceHQ[j*mapSize+i]/255.0f) * (m_Waviness/8.0f);
foamAmount += clamp(m_Waviness/2.0f - distanceToShore,0.0f,m_Waviness/2.0f)/(m_Waviness/2.0f) * clamp(m_Waviness/9.0f,0.3f,1.0f);
foamAmount = foamAmount > 1.0f ? 1.0f: foamAmount;
m_FoamFactor[j*mapSize + i] = foamAmount;
}
}
delete[] normals;
delete[] waveForceHQ;
// TODO: The rest should be cleaned up
// okay let's create the waves squares. i'll divide the map in arbitrary squares
// For each of these squares, check if waves are needed.
// If yes, look for the best positionning (in order to have a nice blending with the shore)
// Then clean-up: remove squares that are too close to each other
std::vector<CVector2D> waveSquares;
int size = 8; // I think this is the size of the squares.
for (int i = 0; i < mapSize/size; ++i)
{
for (int j = 0; j < mapSize/size; ++j)
{
int landTexel = 0;
int waterTexel = 0;
CVector3D avnormal (0.0f,0.0f,0.0f);
CVector2D landPosition(0.0f,0.0f);
CVector2D waterPosition(0.0f,0.0f);
for (int xx = 0; xx < size; ++xx)
{
for (int yy = 0; yy < size; ++yy)
{
if (terrain->GetVertexGroundLevel(i*size+xx,j*size+yy) > m_WaterHeight)
{
landTexel++;
landPosition += CVector2D(i*size+xx,j*size+yy);
}
else
{
waterPosition += CVector2D(i*size+xx,j*size+yy);
waterTexel++;
avnormal += terrain->CalcExactNormal( (i*size+xx)*4.0f,(j*size+yy)*4.0f);
}
}
}
if (landTexel < size/2)
continue;
landPosition /= landTexel;
waterPosition /= waterTexel;
avnormal[1] = 1.0f;
avnormal.Normalize();
avnormal[1] = 0.0f;
// this should help ensure that the shore is pretty flat.
if (avnormal.Length() <= 0.2f)
continue;
// To get the best position for squares, I start at the mean "ocean" position
// And step by step go to the mean "land" position. I keep the position where I change from water to land.
// If this never happens, the square is scrapped.
if (terrain->GetExactGroundLevel(waterPosition.X*4.0f,waterPosition.Y*4.0f) > m_WaterHeight)
continue;
CVector2D squarePos(-1,-1);
for (u8 i = 0; i < 40; i++)
{
squarePos = landPosition * (i/40.0f) + waterPosition * (1.0f-(i/40.0f));
if (terrain->GetExactGroundLevel(squarePos.X*4.0f,squarePos.Y*4.0f) > m_WaterHeight)
break;
}
if (squarePos.X == -1)
continue;
u8 enter = 1;
// okaaaaaay. Got a square. Check for proximity.
for (unsigned long i = 0; i < waveSquares.size(); i++)
{
if ( CVector2D(waveSquares[i]-squarePos).LengthSquared() < 80) {
enter = 0;
break;
}
}
if (enter == 1)
waveSquares.push_back(squarePos);
}
}
// Actually create the waves' meshes.
std::vector<SWavesVertex> waves_vertex_data;
std::vector<GLushort> waves_indices;
// loop through each square point. Look in the square around it, calculate the normal
// create the square.
for (unsigned long i = 0; i < waveSquares.size(); i++)
{
CVector2D pos(waveSquares[i]);
CVector3D avgnorm(0.0f,0.0f,0.0f);
for (int xx = -size/2; xx < size/2; ++xx)
{
for (int yy = -size/2; yy < size/2; ++yy)
{
avgnorm += terrain->CalcExactNormal((pos.X+xx)*4.0f,(pos.Y+yy)*4.0f);
}
}
avgnorm[1] = 0.1f;
// okay crank out a square.
// we have the direction of the square. We'll get the perpendicular vector too
CVector2D perp(-avgnorm[2],avgnorm[0]);
perp = perp.Normalized();
avgnorm = avgnorm.Normalized();
SWavesVertex vertex[4];
vertex[0].m_Position = CVector3D(pos.X + perp.X*(size/2.2f) - avgnorm[0]*1.0f, 0.0f,pos.Y + perp.Y*(size/2.2f) - avgnorm[2]*1.0f);
vertex[0].m_Position *= 4.0f;
vertex[0].m_Position.Y = m_WaterHeight + 1.0f;
vertex[0].m_UV[1] = 1;
vertex[0].m_UV[0] = 0;
vertex[1].m_Position = CVector3D(pos.X - perp.X*(size/2.2f) - avgnorm[0]*1.0f, 0.0f,pos.Y - perp.Y*(size/2.2f) - avgnorm[2]*1.0f);
vertex[1].m_Position *= 4.0f;
vertex[1].m_Position.Y = m_WaterHeight + 1.0f;
vertex[1].m_UV[1] = 1;
vertex[1].m_UV[0] = 1;
vertex[3].m_Position = CVector3D(pos.X + perp.X*(size/2.2f) + avgnorm[0]*(size/1.5f), 0.0f,pos.Y + perp.Y*(size/2.2f) + avgnorm[2]*(size/1.5f));
vertex[3].m_Position *= 4.0f;
vertex[3].m_Position.Y = m_WaterHeight + 1.0f;
vertex[3].m_UV[1] = 0;
vertex[3].m_UV[0] = 0;
vertex[2].m_Position = CVector3D(pos.X - perp.X*(size/2.2f) + avgnorm[0]*(size/1.5f), 0.0f,pos.Y - perp.Y*(size/2.2f) + avgnorm[2]*(size/1.5f));
vertex[2].m_Position *= 4.0f;
vertex[2].m_Position.Y = m_WaterHeight + 1.0f;
vertex[2].m_UV[1] = 0;
vertex[2].m_UV[0] = 1;
waves_indices.push_back(waves_vertex_data.size());
waves_vertex_data.push_back(vertex[0]);
waves_indices.push_back(waves_vertex_data.size());
waves_vertex_data.push_back(vertex[1]);
waves_indices.push_back(waves_vertex_data.size());
waves_vertex_data.push_back(vertex[2]);
waves_indices.push_back(waves_vertex_data.size());
waves_vertex_data.push_back(vertex[3]);
}
// no vertex buffers if no data generated
if (waves_indices.empty())
return;
// waves
// allocate vertex buffer
m_VBWaves = g_VBMan.Allocate(sizeof(SWavesVertex), waves_vertex_data.size(), GL_STATIC_DRAW, GL_ARRAY_BUFFER);
m_VBWaves->m_Owner->UpdateChunkVertices(m_VBWaves, &waves_vertex_data[0]);
// Construct indices buffer
m_VBWavesIndices = g_VBMan.Allocate(sizeof(GLushort), waves_indices.size(), GL_STATIC_DRAW, GL_ELEMENT_ARRAY_BUFFER);
m_VBWavesIndices->m_Owner->UpdateChunkVertices(m_VBWavesIndices, &waves_indices[0]);
}
std::vector<entity_id_t> EntitySelection::PickSimilarEntities(CSimulation2& simulation, const CCamera& camera,
const std::string& templateName, player_id_t owner, bool includeOffScreen, bool matchRank,
bool allowEditorSelectables, bool allowFoundations)
{
PROFILE2("PickSimilarEntities");
CmpPtr<ICmpTemplateManager> cmpTemplateManager(simulation, SYSTEM_ENTITY);
CmpPtr<ICmpRangeManager> cmpRangeManager(simulation, SYSTEM_ENTITY);
std::vector<entity_id_t> hitEnts;
const CSimulation2::InterfaceListUnordered& ents = simulation.GetEntitiesWithInterfaceUnordered(IID_Selectable);
for (CSimulation2::InterfaceListUnordered::const_iterator it = ents.begin(); it != ents.end(); ++it)
{
entity_id_t ent = it->first;
CEntityHandle handle = it->second->GetEntityHandle();
// Check if this entity is only selectable in Atlas
if (static_cast<ICmpSelectable*>(it->second)->IsEditorOnly() && !allowEditorSelectables)
continue;
if (matchRank)
{
// Exact template name matching, optionally also allowing foundations
std::string curTemplateName = cmpTemplateManager->GetCurrentTemplateName(ent);
bool matches = (curTemplateName == templateName ||
(allowFoundations && curTemplateName.substr(0, 11) == "foundation|" && curTemplateName.substr(11) == templateName));
if (!matches)
continue;
}
// Ignore entities hidden by LOS (or otherwise hidden, e.g. when not IsInWorld)
// In this case, the checking is done to avoid selecting garrisoned units
if (cmpRangeManager->GetLosVisibility(handle, owner) == ICmpRangeManager::VIS_HIDDEN)
continue;
// Ignore entities not owned by 'owner'
CmpPtr<ICmpOwnership> cmpOwnership(simulation.GetSimContext(), ent);
if (owner != INVALID_PLAYER && (!cmpOwnership || cmpOwnership->GetOwner() != owner))
continue;
// Ignore off screen entities
if (!includeOffScreen)
{
// Find the current interpolated model position.
CmpPtr<ICmpVisual> cmpVisual(simulation.GetSimContext(), ent);
if (!cmpVisual)
continue;
CVector3D position = cmpVisual->GetPosition();
// Reject if it's not on-screen (e.g. it's behind the camera)
if (!camera.GetFrustum().IsPointVisible(position))
continue;
}
if (!matchRank)
{
// Match by selection group name
// (This is relatively expensive since it involves script calls, so do it after all other tests)
CmpPtr<ICmpIdentity> cmpIdentity(simulation.GetSimContext(), ent);
if (!cmpIdentity || cmpIdentity->GetSelectionGroupName() != templateName)
continue;
}
hitEnts.push_back(ent);
}
return hitEnts;
}