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ENABLE_THUMBNAIL_GENERATOR -> render printbed into thumbnails

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This commit is contained in:
Enrico Turri 2019-11-28 14:18:24 +01:00
parent bd1ee8ee4a
commit ddd1df1552
8 changed files with 89 additions and 37 deletions
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68
src/slic3r/GUI/GLCanvas3D.cpp
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@ -1924,13 +1924,13 @@ void GLCanvas3D::render()
}
#if ENABLE_THUMBNAIL_GENERATOR
void GLCanvas3D::render_thumbnail(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool transparent_background)
void GLCanvas3D::render_thumbnail(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool show_bed, bool transparent_background)
{
switch (GLCanvas3DManager::get_framebuffers_type())
{
case GLCanvas3DManager::FB_Arb: { _render_thumbnail_framebuffer(thumbnail_data, w, h, printable_only, parts_only, transparent_background); break; }
case GLCanvas3DManager::FB_Ext: { _render_thumbnail_framebuffer_ext(thumbnail_data, w, h, printable_only, parts_only, transparent_background); break; }
default: { _render_thumbnail_legacy(thumbnail_data, w, h, printable_only, parts_only, transparent_background); break; }
case GLCanvas3DManager::FB_Arb: { _render_thumbnail_framebuffer(thumbnail_data, w, h, printable_only, parts_only, show_bed, transparent_background); break; }
case GLCanvas3DManager::FB_Ext: { _render_thumbnail_framebuffer_ext(thumbnail_data, w, h, printable_only, parts_only, show_bed, transparent_background); break; }
default: { _render_thumbnail_legacy(thumbnail_data, w, h, printable_only, parts_only, show_bed, transparent_background); break; }
}
}
#endif // ENABLE_THUMBNAIL_GENERATOR
@ -3884,7 +3884,7 @@ static void debug_output_thumbnail(const ThumbnailData& thumbnail_data)
}
#endif // ENABLE_THUMBNAIL_GENERATOR_DEBUG_OUTPUT
void GLCanvas3D::_render_thumbnail_internal(ThumbnailData& thumbnail_data, bool printable_only, bool parts_only, bool transparent_background)
void GLCanvas3D::_render_thumbnail_internal(ThumbnailData& thumbnail_data, bool printable_only, bool parts_only, bool show_bed, bool transparent_background)
{
auto is_visible = [](const GLVolume& v) -> bool
{
@ -3921,7 +3921,48 @@ void GLCanvas3D::_render_thumbnail_internal(ThumbnailData& thumbnail_data, bool
camera.zoom_to_volumes(visible_volumes, 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);
double near_z = -1.0;
double far_z = -1.0;
if (show_bed)
{
// extends the near and far z of the frustrum to avoid the bed being clipped
BoundingBoxf3 bed_box = m_bed.get_bounding_box(true);
// bed box vertices in world space
std::vector<Vec3d> vertices;
vertices.reserve(8);
vertices.push_back(bed_box.min);
vertices.emplace_back(bed_box.max(0), bed_box.min(1), bed_box.min(2));
vertices.emplace_back(bed_box.max(0), bed_box.max(1), bed_box.min(2));
vertices.emplace_back(bed_box.min(0), bed_box.max(1), bed_box.min(2));
vertices.emplace_back(bed_box.min(0), bed_box.min(1), bed_box.max(2));
vertices.emplace_back(bed_box.max(0), bed_box.min(1), bed_box.max(2));
vertices.push_back(bed_box.max);
vertices.emplace_back(bed_box.min(0), bed_box.max(1), bed_box.max(2));
double bed_box_min_z = DBL_MAX;
double bed_box_max_z = -DBL_MAX;
Transform3d view_matrix = camera.get_view_matrix();
for (const Vec3d& v : vertices)
{
Vec3d eye_v = view_matrix * v;
if (eye_v(2) < 0.0)
{
bed_box_min_z = std::min(bed_box_min_z, -eye_v(2));
bed_box_max_z = std::max(bed_box_max_z, -eye_v(2));
}
}
if (bed_box_min_z != DBL_MAX)
near_z = bed_box_min_z;
if (bed_box_max_z != -DBL_MAX)
far_z = bed_box_max_z;
}
camera.apply_projection(box, near_z, far_z);
if (transparent_background)
glsafe(::glClearColor(0.0f, 0.0f, 0.0f, 0.0f));
@ -3953,11 +3994,14 @@ void GLCanvas3D::_render_thumbnail_internal(ThumbnailData& thumbnail_data, bool
glsafe(::glDisable(GL_DEPTH_TEST));
if (show_bed)
_render_bed(camera.get_theta(), false);
if (transparent_background)
glsafe(::glClearColor(1.0f, 1.0f, 1.0f, 1.0f));
}
void GLCanvas3D::_render_thumbnail_framebuffer(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool transparent_background)
void GLCanvas3D::_render_thumbnail_framebuffer(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool show_bed, bool transparent_background)
{
thumbnail_data.set(w, h);
if (!thumbnail_data.is_valid())
@ -4010,7 +4054,7 @@ void GLCanvas3D::_render_thumbnail_framebuffer(ThumbnailData& thumbnail_data, un
if (::glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE)
{
_render_thumbnail_internal(thumbnail_data, printable_only, parts_only, transparent_background);
_render_thumbnail_internal(thumbnail_data, printable_only, parts_only, show_bed, transparent_background);
if (multisample)
{
@ -4061,7 +4105,7 @@ void GLCanvas3D::_render_thumbnail_framebuffer(ThumbnailData& thumbnail_data, un
glsafe(::glDisable(GL_MULTISAMPLE));
}
void GLCanvas3D::_render_thumbnail_framebuffer_ext(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool transparent_background)
void GLCanvas3D::_render_thumbnail_framebuffer_ext(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool show_bed, bool transparent_background)
{
thumbnail_data.set(w, h);
if (!thumbnail_data.is_valid())
@ -4114,7 +4158,7 @@ void GLCanvas3D::_render_thumbnail_framebuffer_ext(ThumbnailData& thumbnail_data
if (::glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT) == GL_FRAMEBUFFER_COMPLETE_EXT)
{
_render_thumbnail_internal(thumbnail_data, printable_only, parts_only, transparent_background);
_render_thumbnail_internal(thumbnail_data, printable_only, parts_only, show_bed, transparent_background);
if (multisample)
{
@ -4165,7 +4209,7 @@ void GLCanvas3D::_render_thumbnail_framebuffer_ext(ThumbnailData& thumbnail_data
glsafe(::glDisable(GL_MULTISAMPLE));
}
void GLCanvas3D::_render_thumbnail_legacy(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool transparent_background)
void GLCanvas3D::_render_thumbnail_legacy(ThumbnailData& thumbnail_data, unsigned int w, unsigned int h, bool printable_only, bool parts_only, bool show_bed, bool transparent_background)
{
// check that thumbnail size does not exceed the default framebuffer size
const Size& cnv_size = get_canvas_size();
@ -4182,7 +4226,7 @@ void GLCanvas3D::_render_thumbnail_legacy(ThumbnailData& thumbnail_data, unsigne
if (!thumbnail_data.is_valid())
return;
_render_thumbnail_internal(thumbnail_data, printable_only, parts_only, transparent_background);
_render_thumbnail_internal(thumbnail_data, printable_only, parts_only, show_bed, transparent_background);
glsafe(::glReadPixels(0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, (void*)thumbnail_data.pixels.data()));
#if ENABLE_THUMBNAIL_GENERATOR_DEBUG_OUTPUT