You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
332 lines
16 KiB
332 lines
16 KiB
import os |
|
import tempfile |
|
from typing import Optional |
|
|
|
import FreeCADGui as Gui |
|
import FreeCAD as App |
|
|
|
class AHB_Render: |
|
def GetResources(self): |
|
return {"MenuText": "Render", |
|
"ToolTip": "Render to images", |
|
"Pixmap": "" |
|
} |
|
|
|
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)): |
|
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: |
|
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 |
|
|
|
def set_render_outlines(self, mask_stages_below: Optional[int] = None): |
|
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 |
|
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) |
|
obj.ViewObject.ShapeMaterial.SpecularColor = (0.0, 0.0, 0.0, 0.0) |
|
#obj.ViewObject.ShapeMaterial.EmissiveColor = (r/255.0, g/255.0, b/255.0, 0.0) if not masked else (1.0,1.0,1.0,0.0) |
|
obj.ViewObject.ShapeMaterial.EmissiveColor = (r/255.0, g/255.0, b/255.0, 0.0) |
|
if masked: |
|
obj.ViewObject.Visibility = False |
|
|
|
r = r + step |
|
if r >= 256 - step: |
|
r = step |
|
g = g + step |
|
if g >= 256 - step: |
|
g = step |
|
b = b + step |
|
if b >= 256 - step: |
|
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: |
|
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) |
|
|
|
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 |
|
from PIL import Image, ImageFilter |
|
|
|
render_start_time = time.perf_counter() |
|
|
|
temp_lines_file_name = tempfile.gettempdir() + "/ahb_temp_lines.png" |
|
temp_shapes_file_name = tempfile.gettempdir() + "/ahb_temp_shapes.png" |
|
|
|
#temp_lines_file_name = filename + "-lines.png" |
|
#temp_shapes_file_name = filename + "-shapes.png" |
|
|
|
# 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)) |
|
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) |
|
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() |
|
lines = lines_bands[1] |
|
alpha_band = lines_bands[0].point(lambda p: 255 - p) |
|
shapes = Image.open(temp_shapes_file_name) |
|
|
|
outlines_start_time = time.perf_counter() |
|
|
|
outlines = None |
|
for x in range(0, 3): |
|
for y in range(0, 3): |
|
if x == 1 and y == 1: continue |
|
kernel = [0, 0, 0, 0, 1, 0, 0, 0, 0] |
|
kernel[y * 3 + x] = -1 |
|
partial_outlines = shapes.filter(ImageFilter.Kernel((3, 3), kernel, 1, 127)) |
|
partial_outlines = partial_outlines.point(lambda p: 255 if p == 127 else 0) |
|
partial_outlines = partial_outlines.convert("L") |
|
partial_outlines = partial_outlines.point(lambda p: 255 if p == 255 else 0) |
|
if outlines is None: |
|
outlines = partial_outlines |
|
else: |
|
outlines.paste(partial_outlines, None, partial_outlines.point(lambda p: 0 if p == 255 else 255)) |
|
|
|
# erase masked outlines |
|
outlines.paste(outlines.point(lambda p: 255), None, lines_bands[2].resize(outlines.size).point(lambda p: 255 if p == 255 else 0)) |
|
|
|
# outlines.save("/home/youen/dev_linux/vhelio-render/vhelio-outlines.png") |
|
|
|
# outlines = outlines.resize(lines.size, Image.BILINEAR) |
|
# lines.paste(outlines, None, outlines.point(lambda p: 255 - p)) |
|
|
|
lines_fullres = lines.resize(outlines.size, Image.NEAREST) |
|
lines_fullres.paste(outlines, None, outlines.point(lambda p: 255 if p == 0 else 0)) |
|
lines = lines_fullres.resize(lines.size, Image.BILINEAR) |
|
|
|
alpha_band_fullres = alpha_band.resize(outlines.size, Image.NEAREST) |
|
alpha_band_fullres.paste(outlines.point(lambda p: 255), None, outlines.point(lambda p: 255 if p == 0 else 0)) |
|
alpha_band = alpha_band_fullres.resize(lines.size, Image.BILINEAR) |
|
|
|
outlines_end_time = time.perf_counter() |
|
|
|
# colorize |
|
|
|
result = Image.merge("RGBA", [ |
|
lines.point(lambda p: int(fill_color[0] * p + line_color[0]*(255.0-p))), |
|
lines.point(lambda p: int(fill_color[1] * p + line_color[1] * (255.0 - p))), |
|
lines.point(lambda p: int(fill_color[2] * p + line_color[2] * (255.0 - p))), |
|
alpha_band |
|
]) |
|
|
|
# crop 1px borders |
|
result = result.crop((1, 1, result.size[0] - 1, result.size[1] - 1)) |
|
|
|
result.save(filename) |
|
|
|
print("Rendered " + filename + " in " + str( |
|
round((outlines_end_time - render_start_time) * 1000) / 1000) + "s (outlines detection in " + str( |
|
round((outlines_end_time - outlines_start_time) * 1000) / 1000) + "s)") |
|
|
|
def Activated(self): |
|
import shutil |
|
from PIL import Image, ImageFilter |
|
import math |
|
from pivy import coin |
|
import re |
|
|
|
render_main = False |
|
render_stages = False |
|
render_parts = True |
|
|
|
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: |
|
raise BaseException("You must save your FreeCAD document before rendering images") |
|
|
|
filename = os.path.splitext(doc_file_name)[0] + ".png" |
|
dir = os.path.dirname(filename) |
|
|
|
if render_main: |
|
resolution = (3000,3000) |
|
workbench.context.setAllStagesVisible(True) |
|
self.render(resolution, filename) |
|
self.reset_display() |
|
img_full = Image.new('RGB', resolution, (255, 255, 255)) |
|
img = Image.open(filename) |
|
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())
|
|
|