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Texture paiting

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This commit is contained in:
Jakub Melka
2021-02-25 19:57:23 +01:00
parent 4b291d6db8
commit ea3908792b
3 changed files with 196 additions and 4 deletions
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4
Pdf4QtLib/sources/pdfpainter.cpp
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@ -323,7 +323,7 @@ void PDFPainter::performImagePainting(const QImage& image)
{
// Test, if we can use smooth images. We can use them under following conditions:
// 1) Transformed rectangle is not skewed or deformed (so vectors (0, 1) and (1, 0) are orthogonal)
// 2) Image enlargement is not too big (so we doesn't run out of memory)
// 2) We are shrinking the image
QMatrix matrix = m_painter->worldMatrix();
QLineF mappedWidthVector = matrix.map(QLineF(0, 0, 1, 0));
@ -338,7 +338,7 @@ void PDFPainter::performImagePainting(const QImage& image)
const int newPixels = newWidth * newHeight;
const int oldPixels = image.width() * image.height();
if (newPixels < oldPixels * 8)
if (newPixels < oldPixels)
{
QSize size = adjustedImage.size();
QSize adjustedImageSize = size.scaled(newWidth, newHeight, Qt::KeepAspectRatio);