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#1138 Added test code for texture scalar mapping

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This commit is contained in:
Magne Sjaastad 2017-02-14 10:29:25 +01:00
parent 3023ddcd78
commit 41836a4930
2 changed files with 74 additions and 3 deletions
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76
ApplicationCode/ModelVisualization/RivWellFracturePartMgr.cpp
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@ -24,12 +24,13 @@
#include "cafEffectGenerator.h"
#include "cafDisplayCoordTransform.h"
#include "cvfDrawableGeo.h"
#include "cvfModelBasicList.h"
#include "cvfPart.h"
#include "cvfPrimitiveSet.h"
#include "cvfPrimitiveSetIndexedUInt.h"
#include "cafDisplayCoordTransform.h"
#include "cvfScalarMapperContinuousLinear.h"
//--------------------------------------------------------------------------------------------------
@ -88,6 +89,74 @@ void RivWellFracturePartMgr::updatePartGeometry(caf::DisplayCoordTransform* disp
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RivWellFracturePartMgr::updatePartGeometryTexture(caf::DisplayCoordTransform* displayCoordTransform)
{
if (m_part.notNull()) return;
if (!displayCoordTransform) return;
if (m_rimFracture)
{
if (!m_rimFracture->hasValidGeometry())
{
m_rimFracture->computeGeometry();
}
if (!m_rimFracture->hasValidGeometry()) return;
const std::vector<cvf::Vec3f>& nodeCoords = m_rimFracture->nodeCoords();
const std::vector<cvf::uint>& triangleIndices = m_rimFracture->triangleIndices();
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));
}
cvf::ref<cvf::DrawableGeo> geo = createGeo(triangleIndices, displayCoords);
m_part = new cvf::Part;
m_part->setDrawable(geo.p());
cvf::ref<cvf::ScalarMapperContinuousLinear> scalarMapper = new cvf::ScalarMapperContinuousLinear;
{
cvf::Color3ubArray legendColors;
legendColors.resize(4);
legendColors[0] = cvf::Color3::GRAY;
legendColors[1] = cvf::Color3::GREEN;
legendColors[2] = cvf::Color3::BLUE;
legendColors[3] = cvf::Color3::RED;
scalarMapper->setColors(legendColors);
scalarMapper->setRange(0.0, 4.0);
scalarMapper->setLevelCount(4, true);
}
cvf::ref<cvf::Vec2fArray> textureCoords = new cvf::Vec2fArray;
textureCoords->resize(nodeCoords.size());
for (size_t i = 0; i < textureCoords->size(); i++)
{
//double scalarValue = i % 4;
double scalarValue = 0;
cvf::Vec2f texCoord = scalarMapper->mapToTextureCoord(scalarValue);
textureCoords->set(i, texCoord);
}
geo->setTextureCoordArray(textureCoords.p());
caf::ScalarMapperEffectGenerator nncEffgen(scalarMapper.p(), caf::PO_NEG_LARGE);
cvf::ref<cvf::Effect> eff = nncEffgen.generateUnCachedEffect();
m_part->setEffect(eff.p());
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
@ -96,6 +165,7 @@ void RivWellFracturePartMgr::appendGeometryPartsToModel(cvf::ModelBasicList* mod
if (m_part.isNull())
{
updatePartGeometry(displayCoordTransform);
//updatePartGeometryTexture(displayCoordTransform);
}
if (m_part.notNull())
@ -115,11 +185,11 @@ void RivWellFracturePartMgr::clearGeometryCache()
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
cvf::ref<cvf::DrawableGeo> RivWellFracturePartMgr::createGeo(const std::vector<cvf::uint>& polygonIndices, const std::vector<cvf::Vec3f>& nodeCoords)
cvf::ref<cvf::DrawableGeo> RivWellFracturePartMgr::createGeo(const std::vector<cvf::uint>& triangleIndices, const std::vector<cvf::Vec3f>& nodeCoords)
{
cvf::ref<cvf::DrawableGeo> geo = new cvf::DrawableGeo;
cvf::ref<cvf::UIntArray> indices = new cvf::UIntArray(polygonIndices);
cvf::ref<cvf::UIntArray> indices = new cvf::UIntArray(triangleIndices);
cvf::ref<cvf::Vec3fArray> vertices = new cvf::Vec3fArray(nodeCoords);
geo->setVertexArray(vertices.p());

1
ApplicationCode/ModelVisualization/RivWellFracturePartMgr.h
View File

@ -56,6 +56,7 @@ public:
private:
void updatePartGeometry(caf::DisplayCoordTransform* displayCoordTransform);
void updatePartGeometryTexture(caf::DisplayCoordTransform* displayCoordTransform);
static cvf::ref<cvf::DrawableGeo> createGeo(const std::vector<cvf::uint>& triangleIndices, const std::vector<cvf::Vec3f>& nodeCoords);