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Added a low layer slider into the 3D preview window.

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This is to limit the preview to a span of layers.
This commit is contained in:
bubnikv 2016-10-03 17:01:29 +02:00
parent b7af7276c9
commit ae2bae137a
2 changed files with 78 additions and 28 deletions
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11
lib/Slic3r/GUI/3DScene.pm
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@ -8,7 +8,8 @@
# for efficient building of vertex arrays for OpenGL rendering.
#
# Slic3r::GUI::Plater::3D derives from Slic3r::GUI::3DScene,
# Slic3r::GUI::Plater::3DPreview, Slic3r::GUI::Plater::ObjectCutDialog and Slic3r::GUI::Plater::ObjectPartsPanel
# Slic3r::GUI::Plater::3DPreview, Slic3r::GUI::Plater::3DToolpaths,
# Slic3r::GUI::Plater::ObjectCutDialog and Slic3r::GUI::Plater::ObjectPartsPanel
# own $self->{canvas} of the Slic3r::GUI::3DScene type.
#
# Therefore the 3DScene supports renderng of STLs, extrusions and cutting planes,
@ -944,9 +945,13 @@ sub draw_volumes {
}
# This shall not happen.
next if ($i == @{$volume->offsets});
# Remember start of the layer.
if ($i >= 3) {
# Get end of the preceding layer, which is the start of the current layer.
$qverts_begin = $volume->offsets->[$i-2];
$tverts_begin = $volume->offsets->[$i-1];
}
# Some layers are above $min_z. Which?
$qverts_begin = $volume->offsets->[$i+1];
$tverts_begin = $volume->offsets->[$i+2];
while ($i < @{$volume->offsets} && $volume->offsets->[$i] <= $max_z) {
$i += 3;
}