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author | Miodrag Milanovic <mmicko@gmail.com> | 2018-07-12 17:38:58 +0200 |
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committer | Miodrag Milanovic <mmicko@gmail.com> | 2018-07-12 17:38:58 +0200 |
commit | 8a226626bec3acf09ec8d29aca1000e7efd645d0 (patch) | |
tree | 2c9c533383cf793c05d51eea0474abc4a30d395a | |
parent | 8fde7935e79d7be317d47fc574fbee506d041a63 (diff) | |
download | nextpnr-8a226626bec3acf09ec8d29aca1000e7efd645d0.tar.gz nextpnr-8a226626bec3acf09ec8d29aca1000e7efd645d0.tar.bz2 nextpnr-8a226626bec3acf09ec8d29aca1000e7efd645d0.zip |
changed order of scale and translate, makes it zoom at center
-rw-r--r-- | gui/fpgaviewwidget.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gui/fpgaviewwidget.cc b/gui/fpgaviewwidget.cc index 7a188863..7d9d3727 100644 --- a/gui/fpgaviewwidget.cc +++ b/gui/fpgaviewwidget.cc @@ -342,8 +342,8 @@ void FPGAViewWidget::paintGL() QMatrix4x4 matrix; matrix.ortho(QRectF(-aspect / 2.0, -0.5, aspect, 1.0f)); - matrix.translate(moveX_, moveY_, -0.5); matrix.scale(zoom_ * 0.01f, -zoom_ * 0.01f, 0); + matrix.translate(moveX_, -moveY_, 0); // Draw grid. auto grid = LineShaderData(0.001f, QColor("#DDD")); @@ -434,7 +434,7 @@ void FPGAViewWidget::wheelEvent(QWheelEvent *event) QPoint degree = event->angleDelta() / 8; if (!degree.isNull()) { - float steps = degree.y() / 15.0; + float steps = degree.y() / 3.0; setZoom(zoom_ + steps); } } |