Write a basic operator to generate the thumbnail

Fange_Pipeline/__init__.py

@@ -10,6 +10,7 @@ from .operators.exports import ExportForFange
 from .operators.outline import ConfigBlendScene
 from .operators.misc import MakeBasicCollision
 from .operators.lighting import ConfigLighting
+from .operators.thumbnails import ConfigRendering
 # Preferences and properties
 from .preference import GRAOU_AddonPreference
 from .properties.main import FangeProperties
@@ -28,7 +29,7 @@ bl_info = {
 
 modules_class = [
     # Main operators property
-    ExportForFange, MakeBasicCollision, ConfigBlendScene, ConfigLighting,
+    ExportForFange, MakeBasicCollision, ConfigBlendScene, ConfigLighting, ConfigRendering,
     # UI, the order are the way to select how show each panel
     GRAOU_PT_setup, GraouPanel_asset, GRAOU_PT_export, GraouPanel_thumbnail,
     # Preference

Fange_Pipeline/operators/thumbnails.py

@@ -0,0 +1,34 @@
+import bpy
+
+from pathlib import Path
+
+
+class ConfigRendering(bpy.types.Operator):
+    """Setup camera and rendering config"""
+    bl_idname = 'graou_config.rendering_thumbnail'
+    bl_label = 'Setup the blend file to be ready'
+
+    def __init__(self):
+        self.scene = bpy.data.scenes['Scene']
+
+    def execute(self, context):
+        self.set_camera_used()
+        self.set_rendering_panel()
+        self.set_output_file()
+
+        return {'FINISHED'}
+
+    def set_rendering_panel(self):
+        self.scene.render.engine = 'BLENDER_EEVEE'
+        self.scene.eevee.use_gtao = True
+        self.scene.eevee.use_ssr = True
+        self.scene.render.use_high_quality_normals = True
+        self.scene.render.film_transparent = True
+
+    def set_output_file(self):
+        self.scene.render.resolution_x = self.scene.render.resolution_y = 512
+        self.scene.render.filepath = Path()
+
+    def set_camera_used(self):
+        """Find the best camera position"""
+        pass

Fange_Pipeline/ui/icon.py

@@ -9,3 +9,4 @@ class GraouPanel_thumbnail(GraouPanel):
         layout = self.layout
 
         layout.label(text='Thumbnail:')
+        layout.operator('graou_config.rendering_thumbnail', text='Generate Thumbnail', icon='FILE_IMAGE')