swmm2dmeshqsgrenderer.cpp File Reference

#include "map/swmm2dmeshqsgrenderer.h"
#include "contour/marchingtriangles.h"
#include "layers/swmm2dmeshlayer.h"
#include "mesh/meshcellgeom.h"
#include "render/sublayers/contourbandsublayer.h"
#include "render/sublayers/couplednodesublayer.h"
#include "render/sublayers/isolinesublayer.h"
#include "render/sublayers/meshbcsublayer.h"
#include "render/sublayers/meshedgesublayer.h"
#include "render/sublayers/meshfillsublayer.h"
#include "render/sublayers/meshnodesublayer.h"
#include "render/colorramp.h"
#include "render/qsg2drenderstats.h"
#include "render/qsgpremultiply.h"
#include "render/rastersymbollayers.h"
#include <QFont>
#include <QFontMetricsF>
#include <QImage>
#include <QMatrix4x4>
#include <QPainter>
#include <QPainterPath>
#include <QQuickWindow>
#include <QSGFlatColorMaterial>
#include <QSGGeometry>
#include <QSGGeometryNode>
#include <QSGSimpleTextureNode>
#include <QSGTexture>
#include <QSGTransformNode>
#include <QSGVertexColorMaterial>
#include <QtMath>
#include <algorithm>
#include <cmath>
#include <limits>
#include <vector>

Include dependency graph for swmm2dmeshqsgrenderer.cpp:

Detailed Description

Author

Caleb Buahin caleb.nosp@m..bua.nosp@m.hin@g.nosp@m.mail.nosp@m..com

Date

2026

Replaces the per-triangle QPainter path in MeshGraphicsItem::paint() (O(N) setBrush+drawPolygon calls) with a single GPU draw call per pass. All colour and width computations happen in CPU once per dirty frame and are then stable across pans.