From a3a35702b4fd8a3cf6873731d13eac288cf76fbc Mon Sep 17 00:00:00 2001
From: Sergey Lapin <slapin@ossfans.org>
Date: Thu, 4 Sep 2014 16:53:38 +0400
Subject: Added shape keys export

---
 tools/export/blender25/io_scene_dae/export_dae.py | 46 ++++++++++++++++-------
 1 file changed, 32 insertions(+), 14 deletions(-)

(limited to 'tools/export/blender25/io_scene_dae')

diff --git a/tools/export/blender25/io_scene_dae/export_dae.py b/tools/export/blender25/io_scene_dae/export_dae.py
index cd785fca40..a66bcbb5df 100644
--- a/tools/export/blender25/io_scene_dae/export_dae.py
+++ b/tools/export/blender25/io_scene_dae/export_dae.py
@@ -315,12 +315,12 @@ class DaeExporter:
 		return matid
 
 
-	def export_mesh(self,node,armature=None):
+	def export_mesh(self,node,armature=None,shapename=None):
 
-		if (node.data in self.mesh_cache):
+		if (node.data in self.mesh_cache) and shapename==None:
 			return self.mesh_cache[mesh]
 
-		if (len(node.modifiers) and self.config["use_mesh_modifiers"]):
+		if (len(node.modifiers) and self.config["use_mesh_modifiers"]) or shapename!=None:
 			mesh=node.to_mesh(self.scene,True,"RENDER") #is this allright?
 		else:
 			mesh=node.data
@@ -427,9 +427,13 @@ class DaeExporter:
 
 				indices.append(idx)
 
-		meshid = self.new_id("mesh")
+		if shapename != None:
+			meshid = self.new_id("mesh_"+shapename)
+			self.writel(S_GEOM,1,'<geometry id="'+meshid+'" name="'+mesh.name+'_'+shapename+'">')
+		else:
+			meshid = self.new_id("mesh")
+			self.writel(S_GEOM,1,'<geometry id="'+meshid+'" name="'+mesh.name+'">')
 
-		self.writel(S_GEOM,1,'<geometry id="'+meshid+'" name="'+mesh.name+'">')
 		self.writel(S_GEOM,2,'<mesh>')
 
 
@@ -604,7 +608,7 @@ class DaeExporter:
 		return meshdata
 
 
-	def export_mesh_node(self,node,il):
+	def export_mesh_node(self,node,il,shapename=None):
 
 		if (node.data==None):
 			return
@@ -614,8 +618,7 @@ class DaeExporter:
 			if (node.parent.type=="ARMATURE"):
 				armature=node.parent
 
-
-		meshdata = self.export_mesh(node,armature)
+		meshdata = self.export_mesh(node,armature,shapename)
 
 		if (armature==None):
 			self.writel(S_NODES,il,'<instance_geometry url="#'+meshdata["id"]+'">')
@@ -903,18 +906,21 @@ class DaeExporter:
 
 
 
-	def export_node(self,node,il):
-
+	def export_node(self,node,il,shapename=None):
 		if (not self.is_node_valid(node)):
 			return
+		bpy.context.scene.objects.active = node
 
-		self.writel(S_NODES,il,'<node id="'+self.validate_id(node.name)+'" name="'+node.name+'" type="NODE">')
+		if shapename != None:
+			self.writel(S_NODES,il,'<node id="'+self.validate_id(node.name + '_' + shapename)+'" name="'+node.name+'_'+shapename+'" type="NODE">')
+		else:
+			self.writel(S_NODES,il,'<node id="'+self.validate_id(node.name)+'" name="'+node.name+'" type="NODE">')
 		il+=1
 
 		self.writel(S_NODES,il,'<matrix sid="transform">'+strmtx(node.matrix_local)+'</matrix>')
 		print("NODE TYPE: "+node.type+" NAME: "+node.name)
 		if (node.type=="MESH"):
-			self.export_mesh_node(node,il)
+			self.export_mesh_node(node,il,shapename)
 		elif (node.type=="CURVE"):
 			self.export_curve_node(node,il)
 		elif (node.type=="ARMATURE"):
@@ -925,8 +931,20 @@ class DaeExporter:
 			self.export_lamp_node(node,il)
 
 		self.valid_nodes.append(node)
-		for x in node.children:
-			self.export_node(x,il)
+		if shapename==None:
+			for x in node.children:
+				self.export_node(x,il)
+			if node.type=="MESH":
+				for k in range(0,len(node.data.shape_keys.key_blocks)):
+					shape = node.data.shape_keys.key_blocks[k]
+					shape.value = 1.0
+					node.active_shape_key_index = k
+					p = node.data
+					v = node.to_mesh(bpy.context.scene, True, "RENDER")
+					node.data = v
+					self.export_node(node,il,shape.name)
+					node.data = p
+					node.data.update()
 		il-=1
 		self.writel(S_NODES,il,'</node>')
 
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