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assembly_handbook
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Simplified render system to draw a single image including all objects 

Now compatible with assembly4 (with object links)
master
Youen 2 years ago
parent
09fc409cc5
commit
e57f90d5e5
2 changed files with 88 additions and 212 deletions
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  1. 4
      InitGui.py
  2. 218
      ahb_cmd_render.py

4
InitGui.py
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@ -94,8 +94,8 @@ class AssemblyHandbookWorkbench(Gui.Workbench):
#self.importModule('ahb_cmd_switch_visibility_mode')
#toolbox.append("AHB_switchVisibilityMode")
#self.importModule('ahb_cmd_render')
#toolbox.append("AHB_render")
self.importModule('ahb_cmd_render')
toolbox.append("AHB_render")
#self.importModule('ahb_cmd_animate')
#toolbox.append("AHB_animate")

218
ahb_cmd_render.py
Unescape View File

@ -15,32 +15,57 @@ class AHB_Render:
def IsActive(self):
return True
def set_render_lines(self, line_color = (0.0,0.0,0.0,0.0), background_color = (1.0,1.0,1.0,0.0), mask_stages_below: Optional[int] = None, mask_color=(1.0,1.0,1.0)):
def flatten_objects_tree(self, obj_list):
result = []
for obj in obj_list:
if obj.TypeId == 'Part::FeaturePython' and hasattr(obj, 'LinkedObject'): # variant link
result.extend(self.flatten_objects_tree(obj.Group))
elif obj.TypeId in ['App::Link']:
result.extend(self.flatten_objects_tree([obj.LinkedObject]))
elif obj.TypeId in ['App::Part', 'App::DocumentObjectGroup']:
result.extend(self.flatten_objects_tree(obj.Group))
elif obj.TypeId in ['Part::Feature', 'Part::FeaturePython', 'PartDesign::Body', 'PartDesign::CoordinateSystem', 'PartDesign::Line', 'Part::Mirroring', 'Part::Cut']:
result.append(obj)
if hasattr(obj, 'Group'):
result.extend(self.flatten_objects_tree(obj.Group))
return result
def renderable_objects(self):
doc = App.activeDocument()
for obj in doc.Objects:
if obj.TypeId == 'Part::Feature':
if 'AssemblyHandbook_Stage' in obj.PropertiesList:
masked = mask_stages_below is not None and obj.AssemblyHandbook_Stage < mask_stages_below
if 'AssemblyHandbook_RenderLines' in obj.PropertiesList and not obj.AssemblyHandbook_RenderLines:
obj.ViewObject.LineColor = background_color
else:
return self.flatten_objects_tree(doc.Objects)
def should_render(self, obj):
return obj.TypeId in ['Part::Feature', 'Part::FeaturePython', 'PartDesign::Body', 'Part::Mirroring', 'Part::Cut']
def should_mask(self, obj):
return False
def set_render_lines(self, line_color = (0.0,0.0,0.0,0.0), background_color = (1.0,1.0,1.0,0.0), mask_color=(1.0,1.0,1.0)):
doc = App.activeDocument()
for obj in self.renderable_objects():
if self.should_render(obj):
#print(obj.Name, obj.TypeId, hasattr(obj, 'LinkedObject'), obj)
masked = self.should_mask(obj)
obj.ViewObject.LineColor = line_color
obj.ViewObject.DisplayMode = 'Flat Lines' if not masked else 'Shaded'
obj.ViewObject.ShapeMaterial.AmbientColor = (0.0, 0.0, 0.0, 0.0)
obj.ViewObject.ShapeMaterial.DiffuseColor = (0.0, 0.0, 0.0, 0.0)
obj.ViewObject.ShapeMaterial.SpecularColor = (0.0, 0.0, 0.0, 0.0)
obj.ViewObject.ShapeMaterial.EmissiveColor = background_color if not masked else mask_color
obj.ViewObject.Visibility = True
else:
obj.ViewObject.Visibility = False
def set_render_outlines(self, mask_stages_below: Optional[int] = None):
def set_render_outlines(self):
doc = App.activeDocument()
step = 8
r = step
g = step
b = step
for obj in doc.Objects:
if obj.TypeId == 'Part::Feature':
if 'AssemblyHandbook_Stage' in obj.PropertiesList:
masked = mask_stages_below is not None and obj.AssemblyHandbook_Stage < mask_stages_below
for obj in self.renderable_objects():
if self.should_render(obj):
masked = self.should_mask(obj)
obj.ViewObject.DisplayMode = 'Shaded'
obj.ViewObject.ShapeMaterial.AmbientColor = (0.0, 0.0, 0.0, 0.0)
obj.ViewObject.ShapeMaterial.DiffuseColor = (0.0, 0.0, 0.0, 0.0)
@ -61,19 +86,17 @@ class AHB_Render:
b = step
def reset_display(self):
doc = App.activeDocument()
for obj in doc.Objects:
if obj.TypeId == 'Part::Feature':
if 'AssemblyHandbook_Stage' in obj.PropertiesList:
for obj in self.renderable_objects():
if self.should_render(obj):
obj.ViewObject.LineColor = (0.0, 0.0, 0.0, 0.0)
obj.ViewObject.DisplayMode = 'Flat Lines'
obj.ViewObject.ShapeMaterial.AmbientColor = (0.3, 0.3, 0.3, 0.0)
obj.ViewObject.ShapeMaterial.DiffuseColor = (1.0, 1.0, 1.0, 0.0)
obj.ViewObject.ShapeMaterial.SpecularColor = (0.5, 0.5, 0.5, 0.0)
obj.ViewObject.ShapeMaterial.EmissiveColor = (0.0, 0.0, 0.0, 0.0)
workbench = Gui.getWorkbench("AssemblyHandbookWorkbench")
workbench.context.onPartStageChanged(None)
else:
#obj.ViewObject.Visibility = True
pass
def render(self, resolution, filename: str, line_color=(0.0, 0.0, 0.0, 0.0), fill_color=(1.0, 1.0, 1.0, 0.0), mask_stages_below: Optional[int] = None):
import time
@ -89,10 +112,10 @@ class AHB_Render:
# render lines in black, background in red, fill shapes in green
# the green band contains the lines images, the red band contains the inverted alpha layer
self.set_render_lines((0.0, 0.0, 0.0), (0.0, 1.0, 0.0), mask_stages_below=mask_stages_below, mask_color=(1.0, 0.0, 1.0))
self.set_render_lines((0.0, 0.0, 0.0), (0.0, 1.0, 0.0), mask_color=(1.0, 0.0, 1.0))
Gui.ActiveDocument.ActiveView.saveImage(temp_lines_file_name, resolution[0]+2, resolution[1]+2, "#ff0000")
self.set_render_outlines(mask_stages_below=mask_stages_below)
self.set_render_outlines()
Gui.ActiveDocument.ActiveView.saveImage(temp_shapes_file_name, (resolution[0]+2) * 2, (resolution[1]+2) * 2, "#ffffff")
lines_bands = Image.open(temp_lines_file_name).split()
@ -160,14 +183,11 @@ class AHB_Render:
from pivy import coin
import re
render_main = False
render_stages = True
render_parts = False
Image.MAX_IMAGE_PIXELS = 9999999999 # allow very high resolution images
Gui.Selection.clearSelection()
Gui.activeDocument().activeView().setCameraType("Orthographic")
workbench = Gui.getWorkbench("AssemblyHandbookWorkbench")
doc = App.activeDocument()
doc_file_name: str = doc.FileName
if doc_file_name is None:
@ -176,9 +196,7 @@ class AHB_Render:
filename = os.path.splitext(doc_file_name)[0] + ".png"
dir = os.path.dirname(filename)
if render_main:
resolution = (3000,3000)
workbench.context.setAllStagesVisible(True)
resolution = (6000,6000)
self.render(resolution, filename)
self.reset_display()
img_full = Image.new('RGB', resolution, (255, 255, 255))
@ -186,147 +204,5 @@ class AHB_Render:
img_full.paste(img, None, img.getchannel('A'))
img_full.save(filename)
if render_stages:
shutil.rmtree(dir + "/stages", ignore_errors=True)
os.makedirs(dir + "/stages", exist_ok=True)
all_stages = workbench.context.getAllStages()
prev_stage_id: Optional[int] = None
for stage_id in all_stages:
stage_name = str(stage_id)
while len(stage_name) < 6:
stage_name = "0" + stage_name
resolution = (3000, 3000)
if prev_stage_id is not None:
workbench.context.setActiveStage(prev_stage_id)
workbench.context.setAllStagesVisible(False)
self.render(resolution, dir + "/stages/" + stage_name + "-bg.png", (0.7, 0.7, 0.7), (1,1,1))
workbench.context.setActiveStage(stage_id)
workbench.context.setAllStagesVisible(False)
self.render(resolution, dir + "/stages/" + stage_name + ".png", mask_stages_below=stage_id)
# merge images
bg = Image.new('RGB', resolution, (255,255,255))
if prev_stage_id is not None:
prev_stage = Image.open(dir + "/stages/" + stage_name + "-bg.png")
prev_stage.load()
os.remove(dir + "/stages/" + stage_name + "-bg.png")
bg.paste(prev_stage, None, prev_stage.getchannel('A'))
fg = Image.open(dir + "/stages/" + stage_name + ".png")
bg.paste(fg, None, fg.getchannel('A'))
bg.save(dir + "/stages/" + stage_name + ".png")
if prev_stage_id is not None:
pass
prev_stage_id = stage_id
self.reset_display()
if render_parts:
rendered_references = []
max_length = 1500
max_resolution = 800
min_resolution = 350
shutil.rmtree(dir + "/parts", ignore_errors=True)
os.makedirs(dir + "/parts", exist_ok=True)
count = 0
for part_to_render in doc.Objects:
if part_to_render.TypeId in ['Part::Feature', 'App::Part']:
if 'Base_Reference' not in part_to_render.PropertiesList or part_to_render.Base_Reference == "" or part_to_render.Base_Reference in rendered_references:
continue
parent = part_to_render.Parents[0][0] if len(part_to_render.Parents) > 0 else None
if parent is not None and parent.TypeId != 'App::Part':
parent = None
if parent is not None and 'Base_Reference' in parent.PropertiesList and parent.Base_Reference != "":
continue
#if not part_to_render.Label.startswith("L") and not part_to_render.Label.startswith("M") and not part_to_render.Label.startswith("T") and not part_to_render.Label.startswith("R"):
# continue
rendered_references.append(part_to_render.Base_Reference)
for part_to_hide in doc.Objects:
if part_to_hide.TypeId == 'Part::Feature':
part_to_hide.ViewObject.Visibility = False
part_to_render.ViewObject.Visibility = True
if part_to_render.TypeId == 'App::Part':
for feature in part_to_render.Group:
feature.ViewObject.Visibility = True
dimensions = [part_to_render.Shape.BoundBox.XLength, part_to_render.Shape.BoundBox.YLength, part_to_render.Shape.BoundBox.ZLength]
main_axis: int = 0;
main_length: float = part_to_render.Shape.BoundBox.XLength
if part_to_render.Shape.BoundBox.YLength > main_length:
main_axis = 1
main_length = part_to_render.Shape.BoundBox.YLength
if part_to_render.Shape.BoundBox.ZLength > main_length:
main_axis = 2
main_length = part_to_render.Shape.BoundBox.ZLength
center = coin.SbVec3f(part_to_render.Shape.BoundBox.Center)
offset = coin.SbVec3f(800, -2000, 800)
up = coin.SbVec3f(0, 0, 1)
if main_axis == 1:
offset[0], offset[1] = -offset[1], offset[0]
elif main_axis == 2:
offset[0], offset[2] = -offset[2], offset[0]
up = coin.SbVec3f(-1, 0, 0)
cam = Gui.ActiveDocument.ActiveView.getCameraNode()
cam.position = center + offset
cam.pointAt(center, up)
Gui.ActiveDocument.ActiveView.fitAll()
cross_length = 0
if main_axis == 0:
cross_length = max(dimensions[1] * 0.5, dimensions[2])
elif main_axis == 1:
cross_length = max(dimensions[0] * 0.5, dimensions[2])
elif main_axis == 2:
cross_length = max(dimensions[0], dimensions[1] * 0.5)
cross_length = max(cross_length, main_length * 0.25 + cross_length * 0.8)
main_length_pixels = max(min_resolution, int(math.pow(min(1.0, main_length / max_length), 0.3) * max_resolution))
cross_length_pixels = int(cross_length * main_length_pixels / main_length)
cam.scaleHeight(0.05 + 0.95 * cross_length_pixels / main_length_pixels)
resolution = (main_length_pixels, cross_length_pixels)
part_filename = dir + "/parts/" + re.sub('[^A-Z0-9_]', '-', part_to_render.Base_Reference.upper()) + ".png"
self.render(resolution, part_filename)
image = Image.new('RGB', resolution, (255, 255, 255))
fg = Image.open(part_filename)
image.paste(fg, None, fg.getchannel('A'))
#image.save(part_filename)
final_apsect_ratio = 2.0 # width/height
final_resolution = (max_resolution, int(max_resolution / final_apsect_ratio))
final_size = image.size
if final_size[0] > final_resolution[0]:
final_size = (final_size[0] * final_resolution[0] / final_size[0], final_size[1] * final_resolution[0] / final_size[0])
if final_size[1] > final_resolution[1]:
final_size = (final_size[0] * final_resolution[1] / final_size[1], final_size[1] * final_resolution[1] / final_size[1])
final_size = (int(final_size[0]), int(final_size[1]))
if final_size[0] < image.size[0] or final_size[1] < image.size[1]:
image.thumbnail(final_size, Image.ANTIALIAS)
final_image = Image.new('RGB', final_resolution, (255, 255, 255))
final_image.paste(image, (final_resolution[0] - final_size[0], int(final_resolution[1]/2 - final_size[1]/2)))
final_image.save(part_filename)
count = count + 1
if count == 10:
pass
self.reset_display()
workbench.context.setAllStagesVisible(True)
from ahb_command import AHB_CommandWrapper
AHB_CommandWrapper.addGuiCommand('AHB_render', AHB_Render())

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