caiyu/nextpnr
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix hidpi, fixes #167, fixes #275, fixes #425

Browse Source
This commit is contained in:
Miodrag Milanovic 2021-05-31 16:20:43 +02:00
parent bf67845df6
commit 473723b24a
2 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
3rdparty/qtimgui/QtImGui.cpp vendored
View File

@ -21,7 +21,11 @@ public:
return w->size();
}
qreal devicePixelRatio() const override {
#if defined(__APPLE__)
return w->devicePixelRatio();
#else
return w->devicePixelRatioF();
#endif
}
bool isActive() const override {
return w->isActiveWindow();

9
gui/fpgaviewwidget.cc
View File

@ -27,6 +27,7 @@
#include <QImageWriter>
#include <QMouseEvent>
#include <QWidget>
#include <QDesktopWidget>
#include "QtImGui.h"
#include "imgui.h"
@ -287,7 +288,11 @@ QMatrix4x4 FPGAViewWidget::getProjection(void)
void FPGAViewWidget::paintGL()
{
auto gl = QOpenGLContext::currentContext()->functions();
#if defined(__APPLE__)
const qreal retinaScale = devicePixelRatio();
#else
const qreal retinaScale = devicePixelRatioF();
#endif
gl->glViewport(0, 0, width() * retinaScale, height() * retinaScale);
gl->glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
@ -807,12 +812,10 @@ void FPGAViewWidget::mouseMoveEvent(QMouseEvent *event)
// coordinates.
QVector4D FPGAViewWidget::mouseToWorldCoordinates(int x, int y)
{
const qreal retinaScale = devicePixelRatio();
auto projection = getProjection();
QMatrix4x4 vp;
vp.viewport(0, 0, width() * retinaScale, height() * retinaScale);
vp.viewport(0, 0, width(), height());
QVector4D vec(x, y, 1, 1);
vec = vp.inverted() * vec;