에프에이리눅스 / 1611_0007_prime_oven

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Commit 31b810400e247b83b03850fef4ab6f5f3e4f6323

Authored by 김태훈
1 parent c598b01b22
Exists in master and in 2 other branches fhd, fhd-demo

Qt5 Linuxfb 화면 회전 패치

Showing 1 changed file with 102 additions and 0 deletions   Show diff stats
buildroot/buildroot-2016.08.1/package/qt5/qt5base/0008-linuxfb-rotate.patch
  Diff comments   View file @31b8104
@@ -0,0 +1,102 @@ @@ -0,0 +1,102 @@
  1 +diff --git a/src/plugins/platforms/linuxfb/qlinuxfbscreen.cpp b/src/plugins/platforms/linuxfb/qlinuxfbscreen.cpp
  2 +--- a/src/plugins/platforms/linuxfb/qlinuxfbscreen.cpp 2017-03-06 15:43:16.205457343 +0900
  3 ++++ b/src/plugins/platforms/linuxfb/qlinuxfbscreen.cpp 2017-03-06 13:38:20.857076470 +0900
  4 +@@ -280,7 +280,7 @@
  5 + }
  6 +
  7 + QLinuxFbScreen::QLinuxFbScreen(const QStringList &args)
  8 +- : mArgs(args), mFbFd(-1), mTtyFd(-1), mBlitter(0)
  9 ++ : mArgs(args), mFbFd(-1), mTtyFd(-1), mBlitter(0), mRotation(0)
  10 + {
  11 + mMmap.data = 0;
  12 + }
  13 +@@ -306,6 +306,7 @@
  14 + QRegularExpression mmSizeRx(QLatin1String("mmsize=(\\d+)x(\\d+)"));
  15 + QRegularExpression sizeRx(QLatin1String("size=(\\d+)x(\\d+)"));
  16 + QRegularExpression offsetRx(QLatin1String("offset=(\\d+)x(\\d+)"));
  17 ++ QRegularExpression rotationRx(QLatin1String("rotation=(0|90|180|270)"));
  18 +
  19 + QString fbDevice, ttyDevice;
  20 + QSize userMmSize;
  21 +@@ -327,6 +328,8 @@
  22 + ttyDevice = match.captured(1);
  23 + else if (arg.contains(fbRx, &match))
  24 + fbDevice = match.captured(1);
  25 ++ else if (arg.contains(rotationRx, &match))
  26 ++ mRotation = match.captured(1).toInt();
  27 + }
  28 +
  29 + if (fbDevice.isEmpty()) {
  30 +@@ -365,9 +368,17 @@
  31 + mDepth = determineDepth(vinfo);
  32 + mBytesPerLine = finfo.line_length;
  33 + QRect geometry = determineGeometry(vinfo, userGeometry);
  34 ++ QRect originalGeometry = geometry;
  35 ++ if( mRotation == 90 || mRotation == 270 )
  36 ++ {
  37 ++ int tmp = geometry.width();
  38 ++ geometry.setWidth(geometry.height());
  39 ++ geometry.setHeight(tmp);
  40 ++ }
  41 ++
  42 + mGeometry = QRect(QPoint(0, 0), geometry.size());
  43 + mFormat = determineFormat(vinfo, mDepth);
  44 +- mPhysicalSize = determinePhysicalSize(vinfo, userMmSize, geometry.size());
  45 ++ mPhysicalSize = determinePhysicalSize(vinfo, userMmSize, originalGeometry.size());
  46 +
  47 + // mmap the framebuffer
  48 + mMmap.size = finfo.smem_len;
  49 +@@ -377,11 +388,11 @@
  50 + return false;
  51 + }
  52 +
  53 +- mMmap.offset = geometry.y() * mBytesPerLine + geometry.x() * mDepth / 8;
  54 ++ mMmap.offset = originalGeometry.y() * mBytesPerLine + originalGeometry.x() * mDepth / 8;
  55 + mMmap.data = data + mMmap.offset;
  56 +
  57 + QFbScreen::initializeCompositor();
  58 +- mFbScreenImage = QImage(mMmap.data, geometry.width(), geometry.height(), mBytesPerLine, mFormat);
  59 ++ mFbScreenImage = QImage(mMmap.data, originalGeometry.width(), originalGeometry.height(), mBytesPerLine, mFormat);
  60 +
  61 + mCursor = new QFbCursor(this);
  62 +
  63 +@@ -409,8 +420,27 @@
  64 + mBlitter->setCompositionMode(QPainter::CompositionMode_Source);
  65 +
  66 + for (int i = 0; i < rects.size(); ++i)
  67 ++ {
  68 ++ if( mRotation == 90 || mRotation == 270 )
  69 ++ {
  70 ++ mBlitter->translate(mGeometry.height()/2, mGeometry.width()/2);
  71 ++ }
  72 ++ else if( mRotation == 180 )
  73 ++ {
  74 ++ mBlitter->translate(mGeometry.width()/2, mGeometry.height()/2);
  75 ++ }
  76 ++
  77 ++ if( mRotation != 0 )
  78 ++ {
  79 ++ mBlitter->rotate(mRotation);
  80 ++ mBlitter->translate(-mGeometry.width()/2, -mGeometry.height()/2);
  81 ++ }
  82 ++
  83 + mBlitter->drawImage(rects[i], *mScreenImage, rects[i]);
  84 +
  85 ++ mBlitter->resetTransform();
  86 ++ }
  87 ++
  88 + return touched;
  89 + }
  90 +
  91 +diff --git a/src/plugins/platforms/linuxfb/qlinuxfbscreen.h b/src/plugins/platforms/linuxfb/qlinuxfbscreen.h
  92 +--- a/src/plugins/platforms/linuxfb/qlinuxfbscreen.h 2016-05-26 00:46:17.000000000 +0900
  93 ++++ b/src/plugins/platforms/linuxfb/qlinuxfbscreen.h 2017-03-06 13:38:20.857076470 +0900
  94 +@@ -58,6 +58,7 @@
  95 + QStringList mArgs;
  96 + int mFbFd;
  97 + int mTtyFd;
  98 ++ int mRotation;
  99 +
  100 + QImage mFbScreenImage;
  101 + int mBytesPerLine;
  102 +