[Blender Export][Adde] Option to disable the denoiser

- Enables the use of old hardware and Debian packages
- You must be extremelly patient

Closes #539

CHANGELOG.md

@@ -64,6 +64,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Camera option to set the clip start (#484)
   - Traceback dump when Blender output contains it
   - Subdirectory for each output generated (#541)
+  - Option to disable the denoiser (#539)
 - KiKit
   - Expand text variables and KiBot %X markers in text objects (see #497)
 - PCB Print:

docs/samples/generic_plot.kibot.yaml

@@ -265,6 +265,9 @@ outputs:
         # [string='#CCCCE5'] Second color for the background gradient
         background2: '#CCCCE5'
         # `height` is an alias for `resolution_y`
+        # [boolean=false] Used to disable the render denoiser on old hardware, or when the functionality isn't compiled.
+        # Note that the impact in quality is huge, you should increase the amount of samples 10 times
+        no_denoiser: false
         # [number=1280] Width of the image
         resolution_x: 1280
         # [number=720] Height of the image

docs/source/configuration/outputs/blender_export.rst

@@ -97,6 +97,8 @@ Parameters:
             -  ``background1`` :index:`: <pair: output - blender_export - options - render_options; background1>` [string='#66667F'] First color for the background gradient.
             -  ``background2`` :index:`: <pair: output - blender_export - options - render_options; background2>` [string='#CCCCE5'] Second color for the background gradient.
             -  *height* :index:`: <pair: output - blender_export - options - render_options; height>` Alias for resolution_y.
+            -  ``no_denoiser`` :index:`: <pair: output - blender_export - options - render_options; no_denoiser>` [boolean=false] Used to disable the render denoiser on old hardware, or when the functionality isn't compiled.
+               Note that the impact in quality is huge, you should increase the amount of samples 10 times.
             -  ``resolution_x`` :index:`: <pair: output - blender_export - options - render_options; resolution_x>` [number=1280] Width of the image.
             -  ``resolution_y`` :index:`: <pair: output - blender_export - options - render_options; resolution_y>` [number=720] Height of the image.
             -  *width* :index:`: <pair: output - blender_export - options - render_options; width>` Alias for resolution_x.

kibot/blender_scripts/blender_export.py

@@ -370,6 +370,8 @@ def main():
     parser.add_argument("-m", "--pcb_material", type=str, choices=["RASTERIZED", "3D"], default="RASTERIZED",
                         help="Rasterized (Cycles) or 3D (deprecated) [RASTERIZED]")
     parser.add_argument("-M", "--dont_merge_materials", action="store_false", help="do not merge materials")
+    parser.add_argument("-n", "--no_denoiser", action="store_true",
+                        help="Disable the denoiser (poor quality, increase passes)")
     parser.add_argument("-o", "--output", type=str, required=True, nargs='+', help="output file name, can be repeated")
     parser.add_argument("-r", "--scene", type=str, help="JSON file containing camera, light and render options")
     parser.add_argument("-s", "--solder_joints", type=str, choices=["NONE", "SMART", "ALL"], default="SMART",
@@ -408,6 +410,8 @@ def main():
         del ops["center_pcb"]
         ops["center_boards"] = args.dont_center
         bpy.ops.pcb2blender.import_pcb3d(**ops)
+    if args.no_denoiser:
+        bpy.context.scene.cycles.use_denoising = False
     # Apply the scene first scene
     c_views = apply_start_scene(args.scene)
     c_formats = len(args.format)

kibot/out_blender_export.py

@@ -197,6 +197,9 @@ class BlenderRenderOptions(Optionable):
             self.auto_crop = False
             """ When enabled the image will be post-processed to remove the empty space around the image.
                 In this mode the `background2` is changed to be the same as `background1` """
+            self.no_denoiser = False
+            """ Used to disable the render denoiser on old hardware, or when the functionality isn't compiled.
+                Note that the impact in quality is huge, you should increase the amount of samples 10 times """
         self._unknown_is_error = True
 
 
@@ -634,6 +637,8 @@ class Blender_ExportOptions(BaseOptions):
                 cmd.extend(['--solder_joints', pi.solder_joints])
             if not pi.stack_boards:
                 cmd.append('--dont_stack_boards')
+            if self.render_options.no_denoiser:
+                cmd.append('--no_denoiser')
             cmd.append('--format')
             for pov in self.point_of_view:
                 for _ in range(pov.steps):