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ENABLE_THUMBNAIL_GENERATOR -> Refactoring to simplify code

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This commit is contained in:
Enrico Turri 2019-10-24 12:09:09 +02:00
parent a417da8fea
commit 29fd0ef7c6
5 changed files with 76 additions and 26 deletions
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61
src/slic3r/GUI/GLCanvas3D.cpp
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@ -7,6 +7,9 @@
#include "libslic3r/ClipperUtils.hpp"
#include "libslic3r/PrintConfig.hpp"
#include "libslic3r/GCode/PreviewData.hpp"
#if ENABLE_THUMBNAIL_GENERATOR
#include "libslic3r/GCode/ThumbnailData.hpp"
#endif // ENABLE_THUMBNAIL_GENERATOR
#include "libslic3r/Geometry.hpp"
#include "libslic3r/ExtrusionEntity.hpp"
#include "libslic3r/Utils.hpp"
@ -1643,6 +1646,64 @@ void GLCanvas3D::render()
#endif // ENABLE_RENDER_STATISTICS
}
#if ENABLE_THUMBNAIL_GENERATOR
void GLCanvas3D::render_thumbnail(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only)
{
auto is_visible = [](const GLVolume& v) -> bool {
bool ret = v.printable;
ret &= (!v.shader_outside_printer_detection_enabled || !v.is_outside);
return ret;
};
static const float orange[] = { 0.99f, 0.49f, 0.26f };
static const float gray[] = { 0.64f, 0.64f, 0.64f };
thumbnail_data.set(w, h);
GLVolumePtrs visible_volumes;
for (GLVolume* vol : m_volumes.volumes)
{
if (!printable_only || is_visible(*vol))
visible_volumes.push_back(vol);
}
if (visible_volumes.empty())
return;
BoundingBoxf3 box;
for (const GLVolume* vol : visible_volumes)
{
box.merge(vol->transformed_bounding_box());
}
Camera camera;
camera.zoom_to_box(box, thumbnail_data.width, thumbnail_data.height);
camera.apply_viewport(0, 0, thumbnail_data.width, thumbnail_data.height);
camera.apply_view_matrix();
camera.apply_projection(box);
glsafe(::glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT));
glsafe(::glEnable(GL_LIGHTING));
glsafe(::glEnable(GL_DEPTH_TEST));
for (const GLVolume* vol : visible_volumes)
{
glsafe(::glColor3fv((vol->printable && !vol->is_outside) ? orange : gray));
vol->render();
}
glsafe(::glDisable(GL_DEPTH_TEST));
glsafe(::glDisable(GL_LIGHTING));
glsafe(::glReadPixels(0, 0, thumbnail_data.width, thumbnail_data.height, GL_RGBA, GL_UNSIGNED_BYTE, (void*)thumbnail_data.pixels.data()));
std::cout << "Generated thumbnail " << thumbnail_data.width << "x" << thumbnail_data.height << std::endl;
// force a frame render to restore the default framebuffer
render();
}
#endif // ENABLE_THUMBNAIL_GENERATOR
void GLCanvas3D::select_all()
{
m_selection.add_all();