From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 9 Oct 2022 21:53:14 +0000 (+0300)
Subject: Add a property to always export a blended step for a sequence
X-Git-Url: https://git.tdb.fi/?a=commitdiff_plain;h=1853885211c542d662ee0e0b703c57309b7814d5;p=libs%2Fgl.git

Add a property to always export a blended step for a sequence
---

diff --git a/blender/io_mspgl/export_scene.py b/blender/io_mspgl/export_scene.py
index 4f983977..dce52f01 100644
--- a/blender/io_mspgl/export_scene.py
+++ b/blender/io_mspgl/export_scene.py
@@ -184,7 +184,7 @@ class SceneExporter:
 		main_tags = []
 		if any_opaque:
 			main_tags.append("")
-		if any_blended:
+		if any_blended or scene.always_blend:
 			main_tags.append("blended")
 
 		content = "content"
diff --git a/blender/io_mspgl/properties.py b/blender/io_mspgl/properties.py
index 6e1df641..274aba52 100644
--- a/blender/io_mspgl/properties.py
+++ b/blender/io_mspgl/properties.py
@@ -11,6 +11,8 @@ class MspGLSceneProperties(bpy.types.Panel):
 		scene = context.scene
 
 		self.layout.prop(scene, "export_disposition")
+		if scene.export_disposition=='SEQUENCE':
+			self.layout.prop(scene, "always_blend")
 
 class MspGLWorldProperties(bpy.types.Panel):
 	bl_idname = "WORLD_PT_mspgl_properties"
@@ -235,6 +237,7 @@ def register_properties():
 			("CONTENTS", "Contents only", "Objects in the scene will be exported, but not the scene itself"),
 			("SCENE", "Scene", "The scene will be exported"),
 			("SEQUENCE", "Sequence", "The scene will be exported along with a rendering sequence")))
+	bpy.types.Scene.always_blend = bpy.props.BoolProperty(name="Always create blended step", description="Create a blended step in the sequence even if no objects require it", default=False)
 	bpy.types.Scene.use_hdr = bpy.props.BoolProperty(name="High dynamic range", description="Use a range render target with a floating point format", default=False)
 	bpy.types.Scene.ao_samples = bpy.props.IntProperty(name="Ambient occlusion samples", description="Number of samples to use for ambient occlusion", min=8, max=128, default=32)
 
diff --git a/blender/io_mspgl/scene.py b/blender/io_mspgl/scene.py
index 3c98cbee..c7a4295b 100644
--- a/blender/io_mspgl/scene.py
+++ b/blender/io_mspgl/scene.py
@@ -38,6 +38,7 @@ class Scene:
 		self.prototypes = []
 		self.instances = []
 		self.blended_instances = []
+		self.always_blend = scene.always_blend
 		self.lights = []
 		self.realtime_sky = False
 		self.sun_light = None