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kicad-source/common/view/view.cpp
Jeff Young a48867ea01 Solder mask integrity testing. 
ADDED DRC test for solder mask aperture bridging copper from different
nets.
ADDED visualization of minimum web width processing for solder masks.
ADDED allow_soldermask_bridges property for footprints.

Fixes https://gitlab.com/kicad/code/kicad/issues/2183

Fixes https://gitlab.com/kicad/code/kicad/issues/1792
2021-12-23 22:31:14 +00:00

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013-2017 CERN
* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <eda_item.h>
#include <layer_ids.h>
#include <trace_helpers.h>
#include <view/view.h>
#include <view/view_group.h>
#include <view/view_item.h>
#include <view/view_rtree.h>
#include <view/view_overlay.h>
#include <gal/definitions.h>
#include <gal/graphics_abstraction_layer.h>
#include <painter.h>
#include <profile.h>
#ifdef KICAD_GAL_PROFILE
#include <wx/log.h>
#endif
namespace KIGFX {
class VIEW;
class VIEW_ITEM_DATA
{
public:
VIEW_ITEM_DATA() :
m_view( nullptr ),
m_flags( KIGFX::VISIBLE ),
m_requiredUpdate( KIGFX::NONE ),
m_drawPriority( 0 ),
m_groups( nullptr ),
m_groupsSize( 0 ) {}
~VIEW_ITEM_DATA()
{
deleteGroups();
}
int GetFlags() const
{
return m_flags;
}
private:
friend class VIEW;
/**
* Return layer numbers used by the item.
*
* @param aLayers[]: output layer index array
* @param aCount: number of layer indices in aLayers[]
*/
void getLayers( int* aLayers, int& aCount ) const
{
int* layersPtr = aLayers;
for( int layer : m_layers )
*layersPtr++ = layer;
aCount = m_layers.size();
}
/**
* Return number of the group id for the given layer, or -1 in case it was not cached before.
*
* @param aLayer is the layer number for which group id is queried.
* @return group id or -1 in case there is no group id (ie. item is not cached).
*/
int getGroup( int aLayer ) const
{
for( int i = 0; i < m_groupsSize; ++i )
{
if( m_groups[i].first == aLayer )
return m_groups[i].second;
}
return -1;
}
/**
* Set a group id for the item and the layer combination.
*
* @param aLayer is the layer number.
* @param aGroup is the group id.
*/
void setGroup( int aLayer, int aGroup )
{
// Look if there is already an entry for the layer
for( int i = 0; i < m_groupsSize; ++i )
{
if( m_groups[i].first == aLayer )
{
m_groups[i].second = aGroup;
return;
}
}
// If there was no entry for the given layer - create one
std::pair<int, int>* newGroups = new std::pair<int, int>[m_groupsSize + 1];
if( m_groupsSize > 0 )
{
std::copy( m_groups, m_groups + m_groupsSize, newGroups );
delete[] m_groups;
}
m_groups = newGroups;
newGroups[m_groupsSize++] = { aLayer, aGroup };
}
/**
* Remove all of the stored group ids. Forces recaching of the item.
*/
void deleteGroups()
{
delete[] m_groups;
m_groups = nullptr;
m_groupsSize = 0;
}
/**
* Return information if the item uses at least one group id (ie. if it is cached at all).
*
* @returns true in case it is cached at least for one layer.
*/
inline bool storesGroups() const
{
return m_groupsSize > 0;
}
/**
* Reorder the stored groups (to facilitate reordering of layers).
*
* @see VIEW::ReorderLayerData
*
* @param aReorderMap is the mapping of old to new layer ids
*/
void reorderGroups( std::unordered_map<int, int> aReorderMap )
{
for( int i = 0; i < m_groupsSize; ++i )
{
int orig_layer = m_groups[i].first;
int new_layer = orig_layer;
try
{
new_layer = aReorderMap.at( orig_layer );
}
catch( const std::out_of_range& )
{}
m_groups[i].first = new_layer;
}
}
/**
* Save layers used by the item.
*
* @param aLayers is an array containing layer numbers to be saved.
* @param aCount is the size of the array.
*/
void saveLayers( int* aLayers, int aCount )
{
m_layers.clear();
for( int i = 0; i < aCount; ++i )
{
// this fires on some eagle board after EAGLE_PLUGIN::Load()
wxASSERT( unsigned( aLayers[i] ) <= unsigned( VIEW::VIEW_MAX_LAYERS ) );
m_layers.push_back( aLayers[i] );
}
}
/**
* Return current update flag for an item.
*/
int requiredUpdate() const
{
return m_requiredUpdate;
}
/**
* Mark an item as already updated, so it is not going to be redrawn.
*/
void clearUpdateFlags()
{
m_requiredUpdate = NONE;
}
/**
* Return if the item should be drawn or not.
*/
bool isRenderable() const
{
return m_flags == VISIBLE;
}
VIEW* m_view; ///< Current dynamic view the item is assigned to.
int m_flags; ///< Visibility flags
int m_requiredUpdate; ///< Flag required for updating
int m_drawPriority; ///< Order to draw this item in a layer, lowest first
std::pair<int, int>* m_groups; ///< layer_number:group_id pairs for each layer the
///< item occupies.
int m_groupsSize;
std::vector<int> m_layers; /// Stores layer numbers used by the item.
};
void VIEW::OnDestroy( VIEW_ITEM* aItem )
{
VIEW_ITEM_DATA* data = aItem->viewPrivData();
if( !data )
return;
if( data->m_view )
data->m_view->VIEW::Remove( aItem );
delete data;
aItem->ClearViewPrivData();
}
VIEW::VIEW( bool aIsDynamic ) :
m_enableOrderModifier( true ),
m_scale( 4.0 ),
m_minScale( 0.2 ), m_maxScale( 50000.0 ),
m_mirrorX( false ), m_mirrorY( false ),
m_painter( nullptr ),
m_gal( nullptr ),
m_dynamic( aIsDynamic ),
m_useDrawPriority( false ),
m_nextDrawPriority( 0 ),
m_reverseDrawOrder( false )
{
// Set m_boundary to define the max area size. The default area size
// is defined here as the max value of a int.
// this is a default value acceptable for Pcbnew and Gerbview, but too large for Eeschema.
// So in eeschema a call to SetBoundary() with a smaller value will be needed.
typedef std::numeric_limits<int> coord_limits;
double pos = coord_limits::lowest() / 2 + coord_limits::epsilon();
double size = coord_limits::max() - coord_limits::epsilon();
m_boundary.SetOrigin( pos, pos );
m_boundary.SetSize( size, size );
m_allItems.reset( new std::vector<VIEW_ITEM*> );
m_allItems->reserve( 32768 );
// Redraw everything at the beginning
MarkDirty();
m_layers.reserve( VIEW_MAX_LAYERS );
// View uses layers to display EDA_ITEMs (item may be displayed on several layers, for example
// pad may be shown on pad, pad hole and solder paste layers). There are usual copper layers
// (eg. F.Cu, B.Cu, internal and so on) and layers for displaying objects such as texts,
// silkscreen, pads, vias, etc.
for( int ii = 0; ii < VIEW_MAX_LAYERS; ++ii )
{
m_layers.emplace_back();
m_layers[ii].items = std::make_shared<VIEW_RTREE>();
m_layers[ii].id = ii;
m_layers[ii].renderingOrder = ii;
m_layers[ii].visible = true;
m_layers[ii].displayOnly = false;
m_layers[ii].diffLayer = false;
m_layers[ii].hasNegatives = false;
m_layers[ii].target = TARGET_CACHED;
}
sortLayers();
m_preview.reset( new KIGFX::VIEW_GROUP() );
Add( m_preview.get() );
}
VIEW::~VIEW()
{
Remove( m_preview.get() );
}
void VIEW::Add( VIEW_ITEM* aItem, int aDrawPriority )
{
int layers[VIEW_MAX_LAYERS], layers_count;
if( aDrawPriority < 0 )
aDrawPriority = m_nextDrawPriority++;
if( !aItem->m_viewPrivData )
aItem->m_viewPrivData = new VIEW_ITEM_DATA;
aItem->m_viewPrivData->m_view = this;
aItem->m_viewPrivData->m_drawPriority = aDrawPriority;
aItem->ViewGetLayers( layers, layers_count );
aItem->viewPrivData()->saveLayers( layers, layers_count );
m_allItems->push_back( aItem );
for( int i = 0; i < layers_count; ++i )
{
VIEW_LAYER& l = m_layers[layers[i]];
l.items->Insert( aItem );
MarkTargetDirty( l.target );
}
SetVisible( aItem, true );
Update( aItem, KIGFX::INITIAL_ADD );
}
void VIEW::Remove( VIEW_ITEM* aItem )
{
if( !aItem )
return;
auto viewData = aItem->viewPrivData();
if( !viewData )
return;
wxCHECK( viewData->m_view == this, /*void*/ );
auto item = std::find( m_allItems->begin(), m_allItems->end(), aItem );
if( item != m_allItems->end() )
{
m_allItems->erase( item );
viewData->clearUpdateFlags();
}
int layers[VIEW::VIEW_MAX_LAYERS], layers_count;
viewData->getLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
VIEW_LAYER& l = m_layers[layers[i]];
l.items->Remove( aItem );
MarkTargetDirty( l.target );
// Clear the GAL cache
int prevGroup = viewData->getGroup( layers[i] );
if( prevGroup >= 0 )
m_gal->DeleteGroup( prevGroup );
}
viewData->deleteGroups();
viewData->m_view = nullptr;
}
void VIEW::SetRequired( int aLayerId, int aRequiredId, bool aRequired )
{
wxCHECK( (unsigned) aLayerId < m_layers.size(), /*void*/ );
wxCHECK( (unsigned) aRequiredId < m_layers.size(), /*void*/ );
if( aRequired )
m_layers[aLayerId].requiredLayers.insert( aRequiredId );
else
m_layers[aLayerId].requiredLayers.erase( aRequired );
}
// stupid C++... python lambda would do this in one line
template <class CONTAINER>
struct QUERY_VISITOR
{
typedef typename CONTAINER::value_type item_type;
QUERY_VISITOR( CONTAINER& aCont, int aLayer ) :
m_cont( aCont ), m_layer( aLayer )
{
}
bool operator()( VIEW_ITEM* aItem )
{
if( aItem->viewPrivData()->GetFlags() & VISIBLE )
m_cont.push_back( VIEW::LAYER_ITEM_PAIR( aItem, m_layer ) );
return true;
}
CONTAINER& m_cont;
int m_layer;
};
int VIEW::Query( const BOX2I& aRect, std::vector<LAYER_ITEM_PAIR>& aResult ) const
{
if( m_orderedLayers.empty() )
return 0;
std::vector<VIEW_LAYER*>::const_reverse_iterator i;
// execute queries in reverse direction, so that items that are on the top of
// the rendering stack are returned first.
for( i = m_orderedLayers.rbegin(); i != m_orderedLayers.rend(); ++i )
{
// ignore layers that do not contain actual items (i.e. the selection box, menus, floats)
if( ( *i )->displayOnly || !( *i )->visible )
continue;
QUERY_VISITOR<std::vector<LAYER_ITEM_PAIR> > visitor( aResult, ( *i )->id );
( *i )->items->Query( aRect, visitor );
}
return aResult.size();
}
VECTOR2D VIEW::ToWorld( const VECTOR2D& aCoord, bool aAbsolute ) const
{
const MATRIX3x3D& matrix = m_gal->GetScreenWorldMatrix();
if( aAbsolute )
return VECTOR2D( matrix * aCoord );
else
return VECTOR2D( matrix.GetScale().x * aCoord.x, matrix.GetScale().y * aCoord.y );
}
double VIEW::ToWorld( double aSize ) const
{
const MATRIX3x3D& matrix = m_gal->GetScreenWorldMatrix();
return fabs( matrix.GetScale().x * aSize );
}
VECTOR2D VIEW::ToScreen( const VECTOR2D& aCoord, bool aAbsolute ) const
{
const MATRIX3x3D& matrix = m_gal->GetWorldScreenMatrix();
if( aAbsolute )
return VECTOR2D( matrix * aCoord );
else
return VECTOR2D( matrix.GetScale().x * aCoord.x, matrix.GetScale().y * aCoord.y );
}
double VIEW::ToScreen( double aSize ) const
{
const MATRIX3x3D& matrix = m_gal->GetWorldScreenMatrix();
return matrix.GetScale().x * aSize;
}
void VIEW::CopySettings( const VIEW* aOtherView )
{
wxASSERT_MSG( false, wxT( "This is not implemented" ) );
}
void VIEW::SetGAL( GAL* aGal )
{
bool recacheGroups = ( m_gal != nullptr ); // recache groups only if GAL is reassigned
m_gal = aGal;
// clear group numbers, so everything is going to be recached
if( recacheGroups )
clearGroupCache();
// every target has to be refreshed
MarkDirty();
// force the new GAL to display the current viewport.
SetCenter( m_center );
SetScale( m_scale );
SetMirror( m_mirrorX, m_mirrorY );
}
BOX2D VIEW::GetViewport() const
{
BOX2D rect;
VECTOR2D screenSize = m_gal->GetScreenPixelSize();
rect.SetOrigin( ToWorld( VECTOR2D( 0, 0 ) ) );
rect.SetEnd( ToWorld( screenSize ) );
return rect.Normalize();
}
void VIEW::SetViewport( const BOX2D& aViewport )
{
VECTOR2D ssize = ToWorld( m_gal->GetScreenPixelSize(), false );
wxCHECK( ssize.x > 0 && ssize.y > 0, /*void*/ );
VECTOR2D centre = aViewport.Centre();
VECTOR2D vsize = aViewport.GetSize();
double zoom = 1.0 / std::max( fabs( vsize.x / ssize.x ), fabs( vsize.y / ssize.y ) );
SetCenter( centre );
SetScale( GetScale() * zoom );
}
void VIEW::SetMirror( bool aMirrorX, bool aMirrorY )
{
wxASSERT_MSG( !aMirrorY, _( "Mirroring for Y axis is not supported yet" ) );
m_mirrorX = aMirrorX;
m_mirrorY = aMirrorY;
m_gal->SetFlip( aMirrorX, aMirrorY );
// Redraw everything
MarkDirty();
}
void VIEW::SetScale( double aScale, VECTOR2D aAnchor )
{
if( aAnchor == VECTOR2D( 0, 0 ) )
aAnchor = m_center;
VECTOR2D a = ToScreen( aAnchor );
if( aScale < m_minScale )
m_scale = m_minScale;
else if( aScale > m_maxScale )
m_scale = m_maxScale;
else
m_scale = aScale;
m_gal->SetZoomFactor( m_scale );
m_gal->ComputeWorldScreenMatrix();
VECTOR2D delta = ToWorld( a ) - aAnchor;
SetCenter( m_center - delta );
// Redraw everything after the viewport has changed
MarkDirty();
}
void VIEW::SetCenter( const VECTOR2D& aCenter )
{
m_center = aCenter;
if( !m_boundary.Contains( aCenter ) )
{
if( m_center.x < m_boundary.GetLeft() )
m_center.x = m_boundary.GetLeft();
else if( aCenter.x > m_boundary.GetRight() )
m_center.x = m_boundary.GetRight();
if( m_center.y < m_boundary.GetTop() )
m_center.y = m_boundary.GetTop();
else if( m_center.y > m_boundary.GetBottom() )
m_center.y = m_boundary.GetBottom();
}
m_gal->SetLookAtPoint( m_center );
m_gal->ComputeWorldScreenMatrix();
// Redraw everything after the viewport has changed
MarkDirty();
}
void VIEW::SetCenter( const VECTOR2D& aCenter, const std::vector<BOX2D>& obscuringScreenRects )
{
if( obscuringScreenRects.empty() )
return SetCenter( aCenter );
BOX2D screenRect( { 0, 0 }, m_gal->GetScreenPixelSize() );
SHAPE_POLY_SET unobscuredPoly( screenRect );
VECTOR2D unobscuredCenter = screenRect.Centre();
for( const BOX2D& obscuringScreenRect : obscuringScreenRects )
{
SHAPE_POLY_SET obscuringPoly( obscuringScreenRect );
unobscuredPoly.BooleanSubtract( obscuringPoly, SHAPE_POLY_SET::PM_FAST );
}
/*
* Perform a step-wise deflate to find the center of the largest unobscured area
*/
BOX2I bbox = unobscuredPoly.BBox();
int step = std::min( bbox.GetWidth(), bbox.GetHeight() ) / 10;
while( !unobscuredPoly.IsEmpty() )
{
unobscuredCenter = (wxPoint) unobscuredPoly.BBox().Centre();
unobscuredPoly.Deflate( step, 4 );
}
SetCenter( aCenter - ToWorld( unobscuredCenter - screenRect.Centre(), false ) );
}
void VIEW::SetLayerOrder( int aLayer, int aRenderingOrder )
{
m_layers[aLayer].renderingOrder = aRenderingOrder;
sortLayers();
}
int VIEW::GetLayerOrder( int aLayer ) const
{
return m_layers.at( aLayer ).renderingOrder;
}
void VIEW::SortLayers( int aLayers[], int& aCount ) const
{
int maxLay, maxOrd, maxIdx;
for( int i = 0; i < aCount; ++i )
{
maxLay = aLayers[i];
maxOrd = GetLayerOrder( maxLay );
maxIdx = i;
// Look for the max element in the range (j..aCount)
for( int j = i; j < aCount; ++j )
{
if( maxOrd < GetLayerOrder( aLayers[j] ) )
{
maxLay = aLayers[j];
maxOrd = GetLayerOrder( maxLay );
maxIdx = j;
}
}
// Swap elements
aLayers[maxIdx] = aLayers[i];
aLayers[i] = maxLay;
}
}
void VIEW::ReorderLayerData( std::unordered_map<int, int> aReorderMap )
{
std::vector<VIEW_LAYER> new_map;
new_map.reserve( m_layers.size() );
for( int ii = 0; ii < VIEW_MAX_LAYERS; ++ii )
new_map.emplace_back();
for( const VIEW_LAYER& layer : m_layers )
{
int orig_idx = layer.id;
int new_idx = orig_idx;
if( aReorderMap.count( orig_idx ) )
new_idx = aReorderMap.at( orig_idx );
new_map[new_idx] = layer;
new_map[new_idx].id = new_idx;
}
m_layers = new_map;
for( VIEW_ITEM* item : *m_allItems )
{
VIEW_ITEM_DATA* viewData = item->viewPrivData();
if( !viewData )
continue;
int layers[VIEW::VIEW_MAX_LAYERS], layers_count;
item->ViewGetLayers( layers, layers_count );
viewData->saveLayers( layers, layers_count );
viewData->reorderGroups( aReorderMap );
viewData->m_requiredUpdate |= COLOR;
}
UpdateItems();
}
struct VIEW::UPDATE_COLOR_VISITOR
{
UPDATE_COLOR_VISITOR( int aLayer, PAINTER* aPainter, GAL* aGal ) :
layer( aLayer ),
painter( aPainter ),
gal( aGal )
{
}
bool operator()( VIEW_ITEM* aItem )
{
// Obtain the color that should be used for coloring the item
const COLOR4D color = painter->GetSettings()->GetColor( aItem, layer );
int group = aItem->viewPrivData()->getGroup( layer );
if( group >= 0 )
gal->ChangeGroupColor( group, color );
return true;
}
int layer;
PAINTER* painter;
GAL* gal;
};
void VIEW::UpdateLayerColor( int aLayer )
{
// There is no point in updating non-cached layers
if( !IsCached( aLayer ) )
return;
BOX2I r;
r.SetMaximum();
if( m_gal->IsVisible() )
{
GAL_UPDATE_CONTEXT ctx( m_gal );
UPDATE_COLOR_VISITOR visitor( aLayer, m_painter, m_gal );
m_layers[aLayer].items->Query( r, visitor );
MarkTargetDirty( m_layers[aLayer].target );
}
}
void VIEW::UpdateAllLayersColor()
{
if( m_gal->IsVisible() )
{
GAL_UPDATE_CONTEXT ctx( m_gal );
for( VIEW_ITEM* item : *m_allItems )
{
VIEW_ITEM_DATA* viewData = item->viewPrivData();
if( !viewData )
continue;
int layers[VIEW::VIEW_MAX_LAYERS], layers_count;
viewData->getLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
const COLOR4D color = m_painter->GetSettings()->GetColor( item, layers[i] );
int group = viewData->getGroup( layers[i] );
if( group >= 0 )
m_gal->ChangeGroupColor( group, color );
}
}
}
MarkDirty();
}
struct VIEW::UPDATE_DEPTH_VISITOR
{
UPDATE_DEPTH_VISITOR( int aLayer, int aDepth, GAL* aGal ) :
layer( aLayer ),
depth( aDepth ),
gal( aGal )
{
}
bool operator()( VIEW_ITEM* aItem )
{
int group = aItem->viewPrivData()->getGroup( layer );
if( group >= 0 )
gal->ChangeGroupDepth( group, depth );
return true;
}
int layer, depth;
GAL* gal;
};
int VIEW::GetTopLayer() const
{
if( m_topLayers.size() == 0 )
return 0;
return *m_topLayers.begin();
}
void VIEW::SetTopLayer( int aLayer, bool aEnabled )
{
if( aEnabled )
{
if( m_topLayers.count( aLayer ) == 1 )
return;
m_topLayers.insert( aLayer );
// Move the layer closer to front
if( m_enableOrderModifier )
m_layers[aLayer].renderingOrder += TOP_LAYER_MODIFIER;
}
else
{
if( m_topLayers.count( aLayer ) == 0 )
return;
m_topLayers.erase( aLayer );
// Restore the previous rendering order
if( m_enableOrderModifier )
m_layers[aLayer].renderingOrder -= TOP_LAYER_MODIFIER;
}
}
void VIEW::EnableTopLayer( bool aEnable )
{
if( aEnable == m_enableOrderModifier )
return;
m_enableOrderModifier = aEnable;
std::set<unsigned int>::iterator it;
if( aEnable )
{
for( it = m_topLayers.begin(); it != m_topLayers.end(); ++it )
m_layers[*it].renderingOrder += TOP_LAYER_MODIFIER;
}
else
{
for( it = m_topLayers.begin(); it != m_topLayers.end(); ++it )
m_layers[*it].renderingOrder -= TOP_LAYER_MODIFIER;
}
UpdateAllLayersOrder();
UpdateAllLayersColor();
}
void VIEW::ClearTopLayers()
{
std::set<unsigned int>::iterator it;
if( m_enableOrderModifier )
{
// Restore the previous rendering order for layers that were marked as top
for( it = m_topLayers.begin(); it != m_topLayers.end(); ++it )
m_layers[*it].renderingOrder -= TOP_LAYER_MODIFIER;
}
m_topLayers.clear();
}
void VIEW::UpdateAllLayersOrder()
{
sortLayers();
if( m_gal->IsVisible() )
{
GAL_UPDATE_CONTEXT ctx( m_gal );
for( VIEW_ITEM* item : *m_allItems )
{
VIEW_ITEM_DATA* viewData = item->viewPrivData();
if( !viewData )
continue;
int layers[VIEW::VIEW_MAX_LAYERS], layers_count;
viewData->getLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
int group = viewData->getGroup( layers[i] );
if( group >= 0 )
m_gal->ChangeGroupDepth( group, m_layers[layers[i]].renderingOrder );
}
}
}
MarkDirty();
}
struct VIEW::DRAW_ITEM_VISITOR
{
DRAW_ITEM_VISITOR( VIEW* aView, int aLayer, bool aUseDrawPriority, bool aReverseDrawOrder ) :
view( aView ),
layer( aLayer ),
useDrawPriority( aUseDrawPriority ),
reverseDrawOrder( aReverseDrawOrder )
{
}
bool operator()( VIEW_ITEM* aItem )
{
wxCHECK( aItem->viewPrivData(), false );
// Conditions that have to be fulfilled for an item to be drawn
bool drawCondition = aItem->viewPrivData()->isRenderable()
&& aItem->ViewGetLOD( layer, view ) < view->m_scale;
if( !drawCondition )
return true;
if( useDrawPriority )
drawItems.push_back( aItem );
else
view->draw( aItem, layer );
return true;
}
void deferredDraw()
{
if( reverseDrawOrder )
{
std::sort( drawItems.begin(), drawItems.end(),
[]( VIEW_ITEM* a, VIEW_ITEM* b ) -> bool
{
return b->viewPrivData()->m_drawPriority < a->viewPrivData()->m_drawPriority;
});
}
else
{
std::sort( drawItems.begin(), drawItems.end(),
[]( VIEW_ITEM* a, VIEW_ITEM* b ) -> bool
{
return a->viewPrivData()->m_drawPriority < b->viewPrivData()->m_drawPriority;
});
}
for( VIEW_ITEM* item : drawItems )
view->draw( item, layer );
}
VIEW* view;
int layer, layers[VIEW_MAX_LAYERS];
bool useDrawPriority, reverseDrawOrder;
std::vector<VIEW_ITEM*> drawItems;
};
void VIEW::redrawRect( const BOX2I& aRect )
{
for( VIEW_LAYER* l : m_orderedLayers )
{
if( l->visible && IsTargetDirty( l->target ) && areRequiredLayersEnabled( l->id ) )
{
DRAW_ITEM_VISITOR drawFunc( this, l->id, m_useDrawPriority, m_reverseDrawOrder );
m_gal->SetTarget( l->target );
m_gal->SetLayerDepth( l->renderingOrder );
// Differential layer also work for the negatives, since both special layer types
// will composite on separate layers (at least in Cairo)
if( l->diffLayer )
m_gal->StartDiffLayer();
else if( l->hasNegatives )
m_gal->StartNegativesLayer();
l->items->Query( aRect, drawFunc );
if( m_useDrawPriority )
drawFunc.deferredDraw();
if( l->diffLayer )
m_gal->EndDiffLayer();
else if( l->hasNegatives )
m_gal->EndNegativesLayer();
}
}
}
void VIEW::draw( VIEW_ITEM* aItem, int aLayer, bool aImmediate )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
if( !viewData )
return;
if( IsCached( aLayer ) && !aImmediate )
{
// Draw using cached information or create one
int group = viewData->getGroup( aLayer );
if( group >= 0 )
m_gal->DrawGroup( group );
else
Update( aItem );
}
else
{
// Immediate mode
if( !m_painter->Draw( aItem, aLayer ) )
aItem->ViewDraw( aLayer, this ); // Alternative drawing method
}
}
void VIEW::draw( VIEW_ITEM* aItem, bool aImmediate )
{
int layers[VIEW_MAX_LAYERS], layers_count;
aItem->ViewGetLayers( layers, layers_count );
// Sorting is needed for drawing order dependent GALs (like Cairo)
SortLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
m_gal->SetLayerDepth( m_layers.at( layers[i] ).renderingOrder );
draw( aItem, layers[i], aImmediate );
}
}
void VIEW::draw( VIEW_GROUP* aGroup, bool aImmediate )
{
for( unsigned int i = 0; i < aGroup->GetSize(); i++)
draw( aGroup->GetItem(i), aImmediate );
}
struct VIEW::RECACHE_ITEM_VISITOR
{
RECACHE_ITEM_VISITOR( VIEW* aView, GAL* aGal, int aLayer ) :
view( aView ),
gal( aGal ),
layer( aLayer )
{
}
bool operator()( VIEW_ITEM* aItem )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
if( !viewData )
return false;
// Remove previously cached group
int group = viewData->getGroup( layer );
if( group >= 0 )
gal->DeleteGroup( group );
viewData->setGroup( layer, -1 );
view->Update( aItem );
return true;
}
VIEW* view;
GAL* gal;
int layer;
};
void VIEW::Clear()
{
BOX2I r;
r.SetMaximum();
m_allItems->clear();
for( VIEW_LAYER& layer : m_layers )
layer.items->RemoveAll();
m_nextDrawPriority = 0;
m_gal->ClearCache();
}
void VIEW::ClearTargets()
{
if( IsTargetDirty( TARGET_CACHED ) || IsTargetDirty( TARGET_NONCACHED ) )
{
// TARGET_CACHED and TARGET_NONCACHED have to be redrawn together, as they contain
// layers that rely on each other (eg. netnames are noncached, but tracks - are cached)
m_gal->ClearTarget( TARGET_NONCACHED );
m_gal->ClearTarget( TARGET_CACHED );
MarkDirty();
}
if( IsTargetDirty( TARGET_OVERLAY ) )
{
m_gal->ClearTarget( TARGET_OVERLAY );
}
}
void VIEW::Redraw()
{
#ifdef KICAD_GAL_PROFILE
PROF_COUNTER totalRealTime;
#endif /* KICAD_GAL_PROFILE */
VECTOR2D screenSize = m_gal->GetScreenPixelSize();
BOX2D rect( ToWorld( VECTOR2D( 0, 0 ) ),
ToWorld( screenSize ) - ToWorld( VECTOR2D( 0, 0 ) ) );
rect.Normalize();
BOX2I recti( rect.GetPosition(), rect.GetSize() );
// The view rtree uses integer positions. Large screens can overflow this size so in
// this case, simply set the rectangle to the full rtree.
if( rect.GetWidth() > std::numeric_limits<int>::max()
|| rect.GetHeight() > std::numeric_limits<int>::max() )
{
recti.SetMaximum();
}
redrawRect( recti );
// All targets were redrawn, so nothing is dirty
MarkClean();
#ifdef KICAD_GAL_PROFILE
totalRealTime.Stop();
wxLogTrace( traceGalProfile, "VIEW::Redraw(): %.1f ms", totalRealTime.msecs() );
#endif /* KICAD_GAL_PROFILE */
}
const VECTOR2I& VIEW::GetScreenPixelSize() const
{
return m_gal->GetScreenPixelSize();
}
struct VIEW::CLEAR_LAYER_CACHE_VISITOR
{
CLEAR_LAYER_CACHE_VISITOR( VIEW* aView ) :
view( aView )
{
}
bool operator()( VIEW_ITEM* aItem )
{
aItem->viewPrivData()->deleteGroups();
return true;
}
VIEW* view;
};
void VIEW::clearGroupCache()
{
BOX2I r;
r.SetMaximum();
CLEAR_LAYER_CACHE_VISITOR visitor( this );
for( VIEW_LAYER& layer : m_layers )
layer.items->Query( r, visitor );
}
void VIEW::invalidateItem( VIEW_ITEM* aItem, int aUpdateFlags )
{
if( aUpdateFlags & INITIAL_ADD )
{
// Don't update layers or bbox, since it was done in VIEW::Add()
// Now that we have initialized, set flags to ALL for the code below
aUpdateFlags = ALL;
}
else
{
// updateLayers updates geometry too, so we do not have to update both of them at the
// same time
if( aUpdateFlags & LAYERS )
updateLayers( aItem );
else if( aUpdateFlags & GEOMETRY )
updateBbox( aItem );
}
int layers[VIEW_MAX_LAYERS], layers_count;
aItem->ViewGetLayers( layers, layers_count );
// Iterate through layers used by the item and recache it immediately
for( int i = 0; i < layers_count; ++i )
{
int layerId = layers[i];
if( IsCached( layerId ) )
{
if( aUpdateFlags & ( GEOMETRY | LAYERS | REPAINT ) )
updateItemGeometry( aItem, layerId );
else if( aUpdateFlags & COLOR )
updateItemColor( aItem, layerId );
}
// Mark those layers as dirty, so the VIEW will be refreshed
MarkTargetDirty( m_layers[layerId].target );
}
aItem->viewPrivData()->clearUpdateFlags();
}
void VIEW::sortLayers()
{
int n = 0;
m_orderedLayers.resize( m_layers.size() );
for( VIEW_LAYER& layer : m_layers )
m_orderedLayers[n++] = &layer;
sort( m_orderedLayers.begin(), m_orderedLayers.end(), compareRenderingOrder );
MarkDirty();
}
void VIEW::updateItemColor( VIEW_ITEM* aItem, int aLayer )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
wxCHECK( (unsigned) aLayer < m_layers.size(), /*void*/ );
wxCHECK( IsCached( aLayer ), /*void*/ );
if( !viewData )
return;
// Obtain the color that should be used for coloring the item on the specific layerId
const COLOR4D color = m_painter->GetSettings()->GetColor( aItem, aLayer );
int group = viewData->getGroup( aLayer );
// Change the color, only if it has group assigned
if( group >= 0 )
m_gal->ChangeGroupColor( group, color );
}
void VIEW::updateItemGeometry( VIEW_ITEM* aItem, int aLayer )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
wxCHECK( (unsigned) aLayer < m_layers.size(), /*void*/ );
wxCHECK( IsCached( aLayer ), /*void*/ );
if( !viewData )
return;
VIEW_LAYER& l = m_layers.at( aLayer );
m_gal->SetTarget( l.target );
m_gal->SetLayerDepth( l.renderingOrder );
// Redraw the item from scratch
int group = viewData->getGroup( aLayer );
if( group >= 0 )
m_gal->DeleteGroup( group );
group = m_gal->BeginGroup();
viewData->setGroup( aLayer, group );
if( !m_painter->Draw( static_cast<EDA_ITEM*>( aItem ), aLayer ) )
aItem->ViewDraw( aLayer, this ); // Alternative drawing method
m_gal->EndGroup();
}
void VIEW::updateBbox( VIEW_ITEM* aItem )
{
int layers[VIEW_MAX_LAYERS], layers_count;
aItem->ViewGetLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
VIEW_LAYER& l = m_layers[layers[i]];
l.items->Remove( aItem );
l.items->Insert( aItem );
MarkTargetDirty( l.target );
}
}
void VIEW::updateLayers( VIEW_ITEM* aItem )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
int layers[VIEW_MAX_LAYERS], layers_count;
if( !viewData )
return;
// Remove the item from previous layer set
viewData->getLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
VIEW_LAYER& l = m_layers[layers[i]];
l.items->Remove( aItem );
MarkTargetDirty( l.target );
if( IsCached( l.id ) )
{
// Redraw the item from scratch
int prevGroup = viewData->getGroup( layers[i] );
if( prevGroup >= 0 )
{
m_gal->DeleteGroup( prevGroup );
viewData->setGroup( l.id, -1 );
}
}
}
// Add the item to new layer set
aItem->ViewGetLayers( layers, layers_count );
viewData->saveLayers( layers, layers_count );
for( int i = 0; i < layers_count; i++ )
{
VIEW_LAYER& l = m_layers[layers[i]];
l.items->Insert( aItem );
MarkTargetDirty( l.target );
}
}
bool VIEW::areRequiredLayersEnabled( int aLayerId ) const
{
wxCHECK( (unsigned) aLayerId < m_layers.size(), false );
std::set<int>::const_iterator it, it_end;
for( int layer : m_layers.at( aLayerId ).requiredLayers )
{
// That is enough if just one layer is not enabled
if( !m_layers.at( layer ).visible || !areRequiredLayersEnabled( layer ) )
return false;
}
return true;
}
void VIEW::RecacheAllItems()
{
BOX2I r;
r.SetMaximum();
for( const VIEW_LAYER& l : m_layers )
{
if( IsCached( l.id ) )
{
RECACHE_ITEM_VISITOR visitor( this, m_gal, l.id );
l.items->Query( r, visitor );
}
}
}
void VIEW::UpdateItems()
{
if( !m_gal->IsVisible() )
return;
unsigned int cntGeomUpdate = 0;
unsigned int cntAnyUpdate = 0;
for( VIEW_ITEM* item : *m_allItems )
{
auto vpd = item->viewPrivData();
if( !vpd )
continue;
if( vpd->m_requiredUpdate & ( GEOMETRY | LAYERS ) )
{
cntGeomUpdate++;
}
if( vpd->m_requiredUpdate != NONE )
{
cntAnyUpdate++;
}
}
unsigned int cntTotal = m_allItems->size();
double ratio = (double) cntGeomUpdate / (double) cntTotal;
// Optimization to improve view update time. If a lot of items (say, 30%) have their
// bboxes/geometry changed it's way faster (around 10 times) to rebuild the R-Trees
// from scratch rather than update the bbox of each changed item. Pcbnew does multiple
// full geometry updates during file load, this can save a solid 30 seconds on load time
// for larger designs...
if( ratio > 0.3 )
{
auto allItems = *m_allItems;
int layers[VIEW_MAX_LAYERS], layers_count;
// kill all Rtrees
for( VIEW_LAYER& layer : m_layers )
layer.items->RemoveAll();
// and re-insert items from scratch
for( VIEW_ITEM* item : allItems )
{
item->ViewGetLayers( layers, layers_count );
item->viewPrivData()->saveLayers( layers, layers_count );
for( int i = 0; i < layers_count; ++i )
{
VIEW_LAYER& l = m_layers[layers[i]];
l.items->Insert( item );
MarkTargetDirty( l.target );
}
item->viewPrivData()->m_requiredUpdate &= ~( LAYERS | GEOMETRY );
}
}
if( cntAnyUpdate )
{
GAL_UPDATE_CONTEXT ctx( m_gal );
for( VIEW_ITEM* item : *m_allItems.get() )
{
if( item->viewPrivData() && item->viewPrivData()->m_requiredUpdate != NONE )
{
invalidateItem( item, item->viewPrivData()->m_requiredUpdate );
item->viewPrivData()->m_requiredUpdate = NONE;
}
}
}
KI_TRACE( traceGalProfile, "View update: total items %u, geom %u updates %u\n", cntTotal,
cntGeomUpdate, cntAnyUpdate );
}
void VIEW::UpdateAllItems( int aUpdateFlags )
{
for( VIEW_ITEM* item : *m_allItems )
{
if( item->viewPrivData() )
item->viewPrivData()->m_requiredUpdate |= aUpdateFlags;
}
}
void VIEW::UpdateAllItemsConditionally( int aUpdateFlags,
std::function<bool( VIEW_ITEM* )> aCondition )
{
for( VIEW_ITEM* item : *m_allItems )
{
if( aCondition( item ) )
{
if( item->viewPrivData() )
item->viewPrivData()->m_requiredUpdate |= aUpdateFlags;
}
}
}
std::unique_ptr<VIEW> VIEW::DataReference() const
{
std::unique_ptr<VIEW> ret = std::make_unique<VIEW>();
ret->m_allItems = m_allItems;
ret->m_layers = m_layers;
ret->sortLayers();
return ret;
}
void VIEW::SetVisible( VIEW_ITEM* aItem, bool aIsVisible )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
if( !viewData )
return;
bool cur_visible = viewData->m_flags & VISIBLE;
if( cur_visible != aIsVisible )
{
if( aIsVisible )
viewData->m_flags |= VISIBLE;
else
viewData->m_flags &= ~VISIBLE;
Update( aItem, APPEARANCE | COLOR );
}
}
void VIEW::Hide( VIEW_ITEM* aItem, bool aHide )
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
if( !viewData )
return;
if( !( viewData->m_flags & VISIBLE ) )
return;
if( aHide )
viewData->m_flags |= HIDDEN;
else
viewData->m_flags &= ~HIDDEN;
Update( aItem, APPEARANCE );
}
bool VIEW::IsVisible( const VIEW_ITEM* aItem ) const
{
const VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
return viewData && ( viewData->m_flags & VISIBLE );
}
bool VIEW::HasItem( const VIEW_ITEM* aItem ) const
{
const VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
return viewData && viewData->m_view == this;
}
void VIEW::Update( const VIEW_ITEM* aItem ) const
{
Update( aItem, ALL );
}
void VIEW::Update( const VIEW_ITEM* aItem, int aUpdateFlags ) const
{
VIEW_ITEM_DATA* viewData = aItem->viewPrivData();
if( !viewData )
return;
assert( aUpdateFlags != NONE );
viewData->m_requiredUpdate |= aUpdateFlags;
}
std::shared_ptr<VIEW_OVERLAY> VIEW::MakeOverlay()
{
std::shared_ptr<VIEW_OVERLAY> overlay( new VIEW_OVERLAY );
Add( overlay.get() );
return overlay;
}
void VIEW::ClearPreview()
{
if( !m_preview )
return;
m_preview->Clear();
for( EDA_ITEM *item : m_ownedItems )
delete item;
m_ownedItems.clear();
Update( m_preview.get() );
}
void VIEW::InitPreview()
{
m_preview.reset( new KIGFX::VIEW_GROUP() );
Add( m_preview.get() );
}
void VIEW::AddToPreview( EDA_ITEM* aItem, bool aTakeOwnership )
{
Hide( aItem, false );
m_preview->Add( aItem );
if( aTakeOwnership )
m_ownedItems.push_back( aItem );
SetVisible( m_preview.get(), true );
Hide( m_preview.get(), false );
Update( m_preview.get() );
}
void VIEW::ShowPreview( bool aShow )
{
SetVisible( m_preview.get(), aShow );
}
const int VIEW::TOP_LAYER_MODIFIER = -VIEW_MAX_LAYERS;
} // namespace KIGFX
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