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make grid cover device only, do not zoom in if there are no elements

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This commit is contained in:
Miodrag Milanovic 2018-10-17 18:35:24 +02:00
parent 69b9aaba9d
commit 7386004c60
1 changed files with 7 additions and 4 deletions
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11
gui/fpgaviewwidget.cc
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@ -115,9 +115,11 @@ void FPGAViewWidget::initializeGL()
QMutexLocker locker(&rendererDataLock_); QMutexLocker locker(&rendererDataLock_);
// Render grid. // Render grid.
auto grid = LineShaderData(); auto grid = LineShaderData();
for (float i = -100.0f; i < 100.0f; i += 1.0f) { for (float i = 0.0f; i < 1.0f * ctx_->getGridDimX()+1; i += 1.0f) {
PolyLine(-100.0f, i, 100.0f, i).build(grid); PolyLine(i, 0.0f, i, 1.0f * ctx_->getGridDimY()).build(grid);
PolyLine(i, -100.0f, i, 100.0f).build(grid); }
for (float i = 0.0f; i < 1.0f * ctx_->getGridDimY()+1; i += 1.0f) {
PolyLine(0.0f, i, 1.0f * ctx_->getGridDimX(), i).build(grid);
} }
grid.last_render = 1; grid.last_render = 1;
lineShader_.update_vbos(GraphicElement::STYLE_GRID, grid); lineShader_.update_vbos(GraphicElement::STYLE_GRID, grid);
@ -851,7 +853,8 @@ void FPGAViewWidget::zoomSelected()
{ {
{ {
QMutexLocker lock(&rendererDataLock_); QMutexLocker lock(&rendererDataLock_);
zoomToBB(rendererData_->bbSelected, 0.5f, true); if (rendererData_->bbSelected.x0() != std::numeric_limits<float>::infinity())
zoomToBB(rendererData_->bbSelected, 0.5f, true);
} }
update(); update();
} }