ResInsight/ApplicationCode/ModelVisualization/RivWellFracturePartMgr.cpp
2017-08-08 13:12:18 +02:00

683 lines
27 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2017 Statoil ASA
//
// ResInsight 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 3 of the License, or
// (at your option) any later version.
//
// ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#include "RivWellFracturePartMgr.h"
#include "RiaApplication.h"
#include "RigFractureGrid.h"
#include "RigMainGrid.h"
#include "RigHexIntersectionTools.h"
#include "RigCellGeometryTools.h"
#include "RimEclipseView.h"
#include "RimEclipseWell.h"
#include "RimFracture.h"
#include "RimFractureContainment.h"
#include "RimFractureTemplate.h"
#include "RimLegendConfig.h"
#include "RigFractureCell.h"
#include "RimStimPlanColors.h"
#include "RimStimPlanFractureTemplate.h"
#include "RivFaultGeometryGenerator.h"
#include "RivPartPriority.h"
#include "RivObjectSourceInfo.h"
#include "cafDisplayCoordTransform.h"
#include "cafEffectGenerator.h"
#include "cvfDrawableGeo.h"
#include "cvfGeometryTools.h"
#include "cvfModelBasicList.h"
#include "cvfPart.h"
#include "cvfPrimitiveSet.h"
#include "cvfPrimitiveSetDirect.h"
#include "cvfPrimitiveSetIndexedUInt.h"
#include "cvfScalarMapperContinuousLinear.h"
#include "cvfRenderStateDepth.h"
#include <array>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RivWellFracturePartMgr::RivWellFracturePartMgr(RimFracture* fracture)
: m_rimFracture(fracture)
{
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RivWellFracturePartMgr::~RivWellFracturePartMgr()
{
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::generateSurfacePart(const caf::DisplayCoordTransform* displayCoordTransform)
{
if (m_surfacePart.notNull()) return;
if (!displayCoordTransform) return;
if (m_rimFracture)
{
std::vector<cvf::Vec3f> nodeCoords;
std::vector<cvf::uint> triangleIndices;
m_rimFracture->triangleGeometry(&triangleIndices, &nodeCoords);
std::vector<cvf::Vec3f> displayCoords;
for (size_t i = 0; i < nodeCoords.size(); i++)
{
cvf::Vec3d nodeCoordsDouble = static_cast<cvf::Vec3d>(nodeCoords[i]);
cvf::Vec3d displayCoordsDouble = displayCoordTransform->transformToDisplayCoord(nodeCoordsDouble);
displayCoords.push_back(static_cast<cvf::Vec3f>(displayCoordsDouble));
}
if (triangleIndices.size() == 0 || displayCoords.size() == 0)
{
return;
}
cvf::ref<cvf::DrawableGeo> geo = buildDrawableGeoFromTriangles(triangleIndices, displayCoords);
CVF_ASSERT(geo.notNull());
m_surfacePart = new cvf::Part(0, "FractureSurfacePart");
m_surfacePart->setDrawable(geo.p());
m_surfacePart->setSourceInfo(new RivObjectSourceInfo(m_rimFracture));
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::generateContainmentMaskPart(const RimEclipseView* activeView)
{
std::vector<cvf::Vec3f> borderPolygonLocalCS = m_rimFracture->fractureTemplate()->fractureBorderPolygon(m_rimFracture->fractureUnit());
cvf::Mat4d frMx = m_rimFracture->transformMatrix();
cvf::BoundingBox frBBox;
std::vector<cvf::Vec3d> borderPolygonGlobCs;
std::vector<cvf::Vec3d> borderPolygonLocalCsd;
for (const auto& pv: borderPolygonLocalCS)
{
cvf::Vec3d pvd(pv);
borderPolygonLocalCsd.push_back(pvd);
pvd.transformPoint(frMx);
borderPolygonGlobCs.push_back(pvd);
frBBox.add(pvd);
}
std::vector<size_t> cellCandidates;
activeView->mainGrid()->findIntersectingCells(frBBox, &cellCandidates);
auto displCoordTrans = activeView->displayCoordTransform();
std::vector<cvf::Vec3f> maskTriangles;
for (size_t resCellIdx : cellCandidates)
{
if (!m_rimFracture->isEclipseCellWithinContainment(activeView->mainGrid(), resCellIdx))
{
// Calculate Eclipse cell intersection with fracture plane
std::array<cvf::Vec3d,8> corners;
activeView->mainGrid()->cellCornerVertices(resCellIdx, corners.data());
std::vector<std::vector<cvf::Vec3d> > eclCellPolygons;
bool hasIntersection = RigHexIntersectionTools::planeHexIntersectionPolygons(corners, frMx, eclCellPolygons);
if (!hasIntersection || eclCellPolygons.empty()) continue;
// Transform eclCell - plane intersection onto fracture
cvf::Mat4d invertedTransformMatrix = frMx.getInverted();
for ( std::vector<cvf::Vec3d>& eclCellPolygon : eclCellPolygons )
{
for ( cvf::Vec3d& v : eclCellPolygon )
{
v.transformPoint(invertedTransformMatrix);
}
}
cvf::Vec3d fractureNormal = cvf::Vec3d(frMx.col(2));
cvf::Vec3d maskOffset = fractureNormal * 0.01 * frBBox.radius();
for (const std::vector<cvf::Vec3d>& eclCellPolygon : eclCellPolygons)
{
// Clip Eclipse cell polygon with fracture border
std::vector< std::vector<cvf::Vec3d> > clippedPolygons = RigCellGeometryTools::intersectPolygons(eclCellPolygon,
borderPolygonLocalCsd);
for (auto& clippedPolygon : clippedPolygons)
{
for (auto& v: clippedPolygon)
{
v.transformPoint(frMx);
}
}
// Create triangles from the clipped polygons
for (auto& clippedPolygon : clippedPolygons)
{
cvf::EarClipTesselator tess;
tess.setNormal(fractureNormal);
cvf::Vec3dArray cvfNodes(clippedPolygon);
tess.setGlobalNodeArray(cvfNodes);
std::vector<size_t> polyIndexes;
for (size_t idx = 0; idx < clippedPolygon.size(); ++idx) polyIndexes.push_back(idx);
tess.setPolygonIndices(polyIndexes);
std::vector<size_t> triangleIndices;
tess.calculateTriangles(&triangleIndices);
for (size_t idx: triangleIndices)
{
maskTriangles.push_back( cvf::Vec3f( displCoordTrans->transformToDisplayCoord(clippedPolygon[idx] + maskOffset)) );
}
for (size_t idx: triangleIndices)
{
maskTriangles.push_back( cvf::Vec3f( displCoordTrans->transformToDisplayCoord(clippedPolygon[idx] - maskOffset)) );
}
}
}
}
}
if ( maskTriangles.size() >= 3 )
{
cvf::ref<cvf::DrawableGeo> maskTriangleGeo = new cvf::DrawableGeo;
maskTriangleGeo->setVertexArray(new cvf::Vec3fArray(maskTriangles));
cvf::ref<cvf::PrimitiveSetDirect> primitives = new cvf::PrimitiveSetDirect(cvf::PT_TRIANGLES);
primitives->setIndexCount(maskTriangles.size());
maskTriangleGeo->addPrimitiveSet(primitives.p());
maskTriangleGeo->computeNormals();
m_containmentMaskPart = new cvf::Part(0, "FractureContainmentMaskPart");
m_containmentMaskPart->setDrawable(maskTriangleGeo.p());
m_containmentMaskPart->setSourceInfo(new RivObjectSourceInfo(m_rimFracture));
cvf::Color4f maskColor = cvf::Color4f(cvf::Color3f(cvf::Color3::GRAY));
caf::SurfaceEffectGenerator surfaceGen(maskColor, caf::PO_NONE);
cvf::ref<cvf::Effect> eff = surfaceGen.generateCachedEffect();
m_containmentMaskPart->setEffect(eff.p());
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::applyFractureUniformColor(const RimEclipseView* activeView)
{
if ( m_surfacePart.notNull() )
{
cvf::Color4f fractureColor = cvf::Color4f(cvf::Color3f(cvf::Color3::BROWN));
if ( activeView )
{
fractureColor = cvf::Color4f(activeView->stimPlanColors->defaultColor());
}
caf::SurfaceEffectGenerator surfaceGen(fractureColor, caf::PO_1);
cvf::ref<cvf::Effect> eff = surfaceGen.generateCachedEffect();
m_surfacePart->setEffect(eff.p());
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::applyResultTextureColor(const RimEclipseView* activeView)
{
if (m_surfacePart.isNull()) return;
if (m_rimFracture)
{
RimLegendConfig* legendConfig = nullptr;
if (activeView && activeView->stimPlanColors())
{
if (activeView->stimPlanColors()->isChecked())
{
legendConfig = activeView->stimPlanColors()->activeLegend();
}
}
RimFractureTemplate* fracTemplate = m_rimFracture->fractureTemplate();
RimStimPlanFractureTemplate* stimPlanFracTemplate = dynamic_cast<RimStimPlanFractureTemplate*>(fracTemplate);
if (!stimPlanFracTemplate)
{
return;
}
float opacityLevel = activeView->stimPlanColors->opacityLevel();
if (legendConfig)
{
cvf::ScalarMapper* scalarMapper = legendConfig->scalarMapper();
cvf::DrawableGeo* geo = dynamic_cast<cvf::DrawableGeo*> (m_surfacePart->drawable());
cvf::ref<cvf::Vec2fArray> textureCoords = new cvf::Vec2fArray;
textureCoords->resize(geo->vertexCount());
int timeStepIndex = stimPlanFracTemplate->activeTimeStepIndex();
std::vector<std::vector<double> > dataToPlot = stimPlanFracTemplate->resultValues(activeView->stimPlanColors->resultName(),
activeView->stimPlanColors->unit(),
timeStepIndex);
int i = 0;
for (const std::vector<double>& depthData : dataToPlot)
{
std::vector<double> mirroredValuesAtDepth = mirrorDataAtSingleDepth(depthData);
for (double gridXdata : mirroredValuesAtDepth)
{
cvf::Vec2f texCoord = scalarMapper->mapToTextureCoord(gridXdata);
if (gridXdata > 1e-7)
{
texCoord[1] = 0; // Set the Y texture coordinate to the opaque line in the texture
}
textureCoords->set(i, texCoord);
i++;
}
}
geo->setTextureCoordArray(textureCoords.p());
caf::ScalarMapperEffectGenerator effGen(scalarMapper, caf::PO_1);
effGen.setOpacityLevel(0.5);
effGen.discardTransparentFragments(true);
if (activeView && activeView->isLightingDisabled())
{
effGen.disableLighting(true);
}
cvf::ref<cvf::Effect> eff = effGen.generateCachedEffect();
m_surfacePart->setEffect(eff.p());
m_surfacePart->setPriority(RivPartPriority::PartType::Transparent);
}
else
{
applyFractureUniformColor(activeView);
}
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::generateFractureOutlinePolygonPart(const caf::DisplayCoordTransform* displayCoordTransform)
{
m_polygonPart = nullptr;
cvf::ref<cvf::DrawableGeo> polygonGeo = createPolygonDrawable(displayCoordTransform);
if (polygonGeo.notNull())
{
m_polygonPart = new cvf::Part(0, "FractureOutline");
m_polygonPart->setDrawable(polygonGeo.p());
m_polygonPart->updateBoundingBox();
m_polygonPart->setPriority(RivPartPriority::PartType::TransparentMeshLines);
caf::MeshEffectGenerator lineEffGen(cvf::Color3::MAGENTA);
lineEffGen.setLineWidth(3.0f);
cvf::ref<cvf::Effect> eff = lineEffGen.generateCachedEffect();
m_polygonPart->setEffect(eff.p());
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::generateStimPlanMeshPart(const caf::DisplayCoordTransform* displayCoordTransform,
const RimEclipseView* activeView)
{
m_stimPlanMeshPart = nullptr;
if (!m_rimFracture->fractureTemplate()) return;
RimStimPlanFractureTemplate* stimPlanFracTemplate = dynamic_cast<RimStimPlanFractureTemplate*>(m_rimFracture->fractureTemplate());
if (!stimPlanFracTemplate) return;
cvf::ref<cvf::DrawableGeo> stimPlanMeshGeo = createStimPlanMeshDrawable(stimPlanFracTemplate,
displayCoordTransform,
activeView);
if (stimPlanMeshGeo.notNull())
{
m_stimPlanMeshPart = new cvf::Part(0, "StimPlanMesh");
m_stimPlanMeshPart->setDrawable(stimPlanMeshGeo.p());
m_stimPlanMeshPart->updateBoundingBox();
m_stimPlanMeshPart->setPriority(RivPartPriority::PartType::TransparentMeshLines);
caf::MeshEffectGenerator lineEffGen(cvf::Color3::BLACK);
lineEffGen.setLineWidth(1.0f);
cvf::ref<cvf::Effect> eff = lineEffGen.generateCachedEffect();
m_stimPlanMeshPart->setEffect(eff.p());
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
cvf::ref<cvf::DrawableGeo> RivWellFracturePartMgr::createStimPlanMeshDrawable(RimStimPlanFractureTemplate* stimPlanFracTemplate,
const caf::DisplayCoordTransform* displayCoordTransform,
const RimEclipseView* activeView)
{
//TODO: This is needed to avoid errors when loading project with stimPlan fractures with multipled timesteps.
//Should probably be moved, since it now is called twice in some cases...
stimPlanFracTemplate->updateFractureGrid();
std::vector<RigFractureCell> stimPlanCells = stimPlanFracTemplate->fractureGrid()->fractureCells();
std::vector<cvf::Vec3f> stimPlanMeshVertices;
QString resultNameFromColors = activeView->stimPlanColors->resultName();
QString resultUnitFromColors = activeView->stimPlanColors->unit();
std::vector<double> prCellResults = stimPlanFracTemplate->fractureGridResults(resultNameFromColors,
resultUnitFromColors,
stimPlanFracTemplate->activeTimeStepIndex());
for ( size_t cIdx = 0; cIdx < stimPlanCells.size() ; ++cIdx)
{
if (prCellResults[cIdx] > 1e-7)
{
const RigFractureCell& stimPlanCell = stimPlanCells[cIdx];
std::vector<cvf::Vec3d> stimPlanCellPolygon = stimPlanCell.getPolygon();
for (cvf::Vec3d cellCorner : stimPlanCellPolygon)
{
stimPlanMeshVertices.push_back(static_cast<cvf::Vec3f>(cellCorner));
}
}
}
if (stimPlanMeshVertices.size() == 0)
{
return nullptr;
}
cvf::Mat4d fractureXf = m_rimFracture->transformMatrix();
std::vector<cvf::Vec3f> stimPlanMeshVerticesDisplayCoords = transfromToFractureDisplayCoords(stimPlanMeshVertices,
fractureXf,
displayCoordTransform);
cvf::Vec3fArray* stimPlanMeshVertexList;
stimPlanMeshVertexList = new cvf::Vec3fArray;
stimPlanMeshVertexList->assign(stimPlanMeshVerticesDisplayCoords);
cvf::ref<cvf::DrawableGeo> stimPlanMeshGeo = new cvf::DrawableGeo;
stimPlanMeshGeo->setVertexArray(stimPlanMeshVertexList);
cvf::ref<cvf::UIntArray> indices = RivFaultGeometryGenerator::lineIndicesFromQuadVertexArray(stimPlanMeshVertexList);
cvf::ref<cvf::PrimitiveSetIndexedUInt> prim = new cvf::PrimitiveSetIndexedUInt(cvf::PT_LINES);
prim->setIndices(indices.p());
stimPlanMeshGeo->addPrimitiveSet(prim.p());
return stimPlanMeshGeo;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::getPolygonBB(float &polygonXmin, float &polygonXmax, float &polygonYmin, float &polygonYmax)
{
std::vector<cvf::Vec3f> polygon = m_rimFracture->fractureTemplate()->fractureBorderPolygon(m_rimFracture->fractureUnit());
if (polygon.size() > 1)
{
polygonXmin = polygon[0].x();
polygonXmax = polygon[0].x();
polygonYmin = polygon[0].y();
polygonYmax = polygon[0].y();
}
for (cvf::Vec3f v : polygon)
{
if (v.x() < polygonXmin) polygonXmin = v.x();
if (v.x() > polygonXmax) polygonXmax = v.x();
if (v.y() < polygonYmin) polygonYmin = v.y();
if (v.y() > polygonYmax) polygonYmax = v.y();
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
cvf::ref<cvf::DrawableGeo> RivWellFracturePartMgr::createPolygonDrawable(const caf::DisplayCoordTransform* displayCoordTransform)
{
std::vector<cvf::uint> lineIndices;
std::vector<cvf::Vec3f> vertices;
{
std::vector<cvf::Vec3f> polygon = m_rimFracture->fractureTemplate()->fractureBorderPolygon(m_rimFracture->fractureUnit());
cvf::Mat4d m = m_rimFracture->transformMatrix();
std::vector<cvf::Vec3f> polygonDisplayCoords = transfromToFractureDisplayCoords(polygon, m, displayCoordTransform);
for (size_t i = 0; i < polygonDisplayCoords.size(); ++i)
{
vertices.push_back(cvf::Vec3f(polygonDisplayCoords[i]));
if (i < polygonDisplayCoords.size() - 1)
{
lineIndices.push_back(static_cast<cvf::uint>(i));
lineIndices.push_back(static_cast<cvf::uint>(i + 1));
}
}
}
if (vertices.size() == 0) return nullptr;
cvf::ref<cvf::Vec3fArray> vx = new cvf::Vec3fArray;
vx->assign(vertices);
cvf::ref<cvf::UIntArray> idxes = new cvf::UIntArray;
idxes->assign(lineIndices);
cvf::ref<cvf::PrimitiveSetIndexedUInt> prim = new cvf::PrimitiveSetIndexedUInt(cvf::PT_LINES);
prim->setIndices(idxes.p());
cvf::ref<cvf::DrawableGeo> polygonGeo = new cvf::DrawableGeo;
polygonGeo->setVertexArray(vx.p());
polygonGeo->addPrimitiveSet(prim.p());
return polygonGeo;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<cvf::Vec3f> RivWellFracturePartMgr::transfromToFractureDisplayCoords(const std::vector<cvf::Vec3f>& coordinatesVector,
cvf::Mat4d m,
const caf::DisplayCoordTransform* displayCoordTransform)
{
std::vector<cvf::Vec3f> polygonInDisplayCoords;
polygonInDisplayCoords.reserve(coordinatesVector.size());
for (const cvf::Vec3f& v : coordinatesVector)
{
cvf::Vec3d vd(v);
vd.transformPoint(m);
cvf::Vec3d displayCoordsDouble = displayCoordTransform->transformToDisplayCoord(vd);
polygonInDisplayCoords.push_back(cvf::Vec3f(displayCoordsDouble));
}
return polygonInDisplayCoords;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<double> RivWellFracturePartMgr::mirrorDataAtSingleDepth(std::vector<double> depthData)
{
std::vector<double> mirroredValuesAtGivenDepth;
mirroredValuesAtGivenDepth.push_back(depthData[0]);
for (size_t i = 1; i < (depthData.size()); i++) //starting at 1 since we don't want center value twice
{
double valueAtGivenX = depthData[i];
mirroredValuesAtGivenDepth.insert(mirroredValuesAtGivenDepth.begin(), valueAtGivenX);
mirroredValuesAtGivenDepth.push_back(valueAtGivenX);
}
return mirroredValuesAtGivenDepth;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::appendGeometryPartsToModel(cvf::ModelBasicList* model,
const RimEclipseView* eclView)
{
clearGeometryCache();
if (!m_rimFracture->isChecked()) return;
RimStimPlanFractureTemplate* stimPlanFracTemplate = dynamic_cast<RimStimPlanFractureTemplate*>(m_rimFracture->fractureTemplate());
auto displayCoordTransform = eclView->displayCoordTransform();
if (m_surfacePart.isNull())
{
if (m_rimFracture->fractureTemplate())
{
if (stimPlanFracTemplate)
{
generateSurfacePart(displayCoordTransform.p());
generateFractureOutlinePolygonPart(displayCoordTransform.p());
applyResultTextureColor(eclView);
if (stimPlanFracTemplate->showStimPlanMesh())
{
generateStimPlanMeshPart(displayCoordTransform.p(), eclView);
}
}
else // Ellipse
{
generateSurfacePart(displayCoordTransform.p());
applyFractureUniformColor(eclView);
}
if (m_rimFracture->fractureTemplate()->fractureContainment()->isEnabled())
{
generateContainmentMaskPart(eclView);
}
else
{
m_containmentMaskPart = nullptr;
}
}
}
if (m_surfacePart.notNull())
{
model->addPart(m_surfacePart.p());
}
if (m_stimPlanMeshPart.notNull()
&& stimPlanFracTemplate->showStimPlanMesh())
{
model->addPart(m_stimPlanMeshPart.p());
}
if (stimPlanFracTemplate
&& m_rimFracture->showPolygonFractureOutline()
&& m_polygonPart.notNull())
{
model->addPart(m_polygonPart.p());
}
if (m_containmentMaskPart.notNull())
{
model->addPart(m_containmentMaskPart.p());
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::clearGeometryCache()
{
m_surfacePart = nullptr;
m_polygonPart = nullptr;
m_stimPlanMeshPart = nullptr;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
cvf::ref<cvf::DrawableGeo> RivWellFracturePartMgr::buildDrawableGeoFromTriangles(const std::vector<cvf::uint>& triangleIndices,
const std::vector<cvf::Vec3f>& nodeCoords)
{
CVF_ASSERT(triangleIndices.size() > 0);
CVF_ASSERT(nodeCoords.size() > 0);
cvf::ref<cvf::DrawableGeo> geo = new cvf::DrawableGeo;
cvf::ref<cvf::UIntArray> indices = new cvf::UIntArray(triangleIndices);
cvf::ref<cvf::Vec3fArray> vertices = new cvf::Vec3fArray(nodeCoords);
geo->setVertexArray(vertices.p());
geo->addPrimitiveSet(new cvf::PrimitiveSetIndexedUInt(cvf::PT_TRIANGLES, indices.p()));
geo->computeNormals();
return geo;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RivWellFracturePartMgr::stimPlanCellTouchesPolygon(const std::vector<cvf::Vec3f>& polygon,
double xMin, double xMax, double yMin, double yMax,
float polygonXmin, float polygonXmax, float polygonYmin, float polygonYmax)
{
if (static_cast<float>(xMin) > polygonXmin && static_cast<float>(xMax) < polygonXmax)
{
if (static_cast<float>(yMin) > polygonYmin && static_cast<float>(yMax) < polygonYmax)
{
return true;
}
}
for (cvf::Vec3f v : polygon)
{
if (v.x() > xMin && v.x() < xMax)
{
if (v.y() > yMin && v.y() < yMax)
{
return true;
}
}
}
return false;
}