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Bugfixes of tensor patch mesh

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This commit is contained in:
Jakub Melka
2019-09-21 15:55:33 +02:00
parent d5d92a4e54
commit 2ca3f907c3
3 changed files with 37 additions and 9 deletions
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18
PdfForQtLib/sources/pdfpagecontentprocessor.cpp
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@@ -620,7 +620,14 @@ void PDFPageContentProcessor::processPathPainting(const QPainterPath& path, bool
// Now, merge the current path to the mesh clipping path
QPainterPath boundingPath = mesh.getBoundingPath();
boundingPath.addPath(getCurrentWorldMatrix().map(path));
if (boundingPath.isEmpty())
{
boundingPath = getCurrentWorldMatrix().map(path);
}
else
{
boundingPath = boundingPath.intersected(path);
}
mesh.setBoundingPath(boundingPath);
performMeshPainting(mesh);
@@ -686,7 +693,14 @@ void PDFPageContentProcessor::processPathPainting(const QPainterPath& path, bool
QPainterPath strokedPath = stroker.createStroke(path);
QPainterPath boundingPath = mesh.getBoundingPath();
boundingPath.addPath(getCurrentWorldMatrix().map(strokedPath));
if (boundingPath.isEmpty())
{
boundingPath = getCurrentWorldMatrix().map(strokedPath);
}
else
{
boundingPath = boundingPath.intersected(strokedPath);
}
mesh.setBoundingPath(boundingPath);
performMeshPainting(mesh);

26
PdfForQtLib/sources/pdfpattern.cpp
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@@ -1351,8 +1351,6 @@ PDFMesh PDFFreeFormGouradTriangleShading::createMesh(const PDFMeshQualitySetting
std::vector<VertexData> vertices;
vertices.resize(vertexCount);
std::vector<size_t> indices(vertexCount, 0);
std::iota(indices.begin(), indices.end(), static_cast<size_t>(0));
std::vector<QPointF> meshVertices;
meshVertices.resize(vertexCount);
@@ -1382,6 +1380,7 @@ PDFMesh PDFFreeFormGouradTriangleShading::createMesh(const PDFMeshQualitySetting
vertices[index] = qMove(data);
};
PDFIntegerRange indices(size_t(0), vertexCount);
std::for_each(std::execution::parallel_policy(), indices.begin(), indices.end(), readVertex);
mesh.setVertices(qMove(meshVertices));
@@ -1502,8 +1501,6 @@ PDFMesh PDFLatticeFormGouradTriangleShading::createMesh(const PDFMeshQualitySett
std::vector<VertexData> vertices;
vertices.resize(vertexCount);
std::vector<size_t> indices(vertexCount, 0);
std::iota(indices.begin(), indices.end(), static_cast<size_t>(0));
std::vector<QPointF> meshVertices;
meshVertices.resize(vertexCount);
@@ -1532,6 +1529,7 @@ PDFMesh PDFLatticeFormGouradTriangleShading::createMesh(const PDFMeshQualitySett
vertices[index] = qMove(data);
};
PDFIntegerRange indices(size_t(0), vertexCount);
std::for_each(std::execution::parallel_policy(), indices.begin(), indices.end(), readVertex);
mesh.setVertices(qMove(meshVertices));
@@ -2075,7 +2073,7 @@ PDFMesh PDFTensorProductPatchShading::createMesh(const PDFMeshQualitySettings& s
}
}
fillMesh(mesh, settings, patches);
fillMesh(mesh, patternSpaceToDeviceSpaceMatrix, settings, patches);
return mesh;
}
@@ -2298,6 +2296,7 @@ void PDFTensorProductPatchShadingBase::fillMesh(PDFMesh& mesh, const PDFMeshQual
}
void PDFTensorProductPatchShadingBase::fillMesh(PDFMesh& mesh,
const QMatrix& patternSpaceToDeviceSpaceMatrix,
const PDFMeshQualitySettings& settings,
const PDFTensorPatches& patches) const
{
@@ -2305,6 +2304,22 @@ void PDFTensorProductPatchShadingBase::fillMesh(PDFMesh& mesh,
{
fillMesh(mesh, settings, patch);
}
// Create bounding path
if (m_boundingBox.isValid())
{
QPainterPath boundingPath;
boundingPath.addPolygon(patternSpaceToDeviceSpaceMatrix.map(m_boundingBox));
mesh.setBoundingPath(boundingPath);
}
if (m_backgroundColor.isValid())
{
QPainterPath path;
path.addRect(settings.deviceSpaceMeshingArea);
mesh.setBackgroundPath(path);
mesh.setBackgroundColor(m_backgroundColor);
}
}
void PDFTensorProductPatchShadingBase::addTriangle(std::vector<Triangle>& triangles, const PDFTensorPatch& patch, std::array<QPointF, 3> uvCoordinates)
@@ -2320,6 +2335,5 @@ void PDFTensorProductPatchShadingBase::addTriangle(std::vector<Triangle>& triang
// TODO: Apply graphic state of the pattern
// TODO: Implement settings of meshing in the settings dialog
// TODO: iota - replace for PDFIntegerRange
} // namespace pdf

2
PdfForQtLib/sources/pdfpattern.h
View File

@@ -511,7 +511,7 @@ protected:
struct Triangle;
void fillMesh(PDFMesh& mesh, const PDFMeshQualitySettings& settings, const PDFTensorPatch& patch) const;
void fillMesh(PDFMesh& mesh, const PDFMeshQualitySettings& settings, const PDFTensorPatches& patches) const;
void fillMesh(PDFMesh& mesh, const QMatrix& patternSpaceToDeviceSpaceMatrix, const PDFMeshQualitySettings& settings, const PDFTensorPatches& patches) const;
static void addTriangle(std::vector<Triangle>& triangles, const PDFTensorPatch& patch, std::array<QPointF, 3> uvCoordinates);
private: