from .datafile import Resource, Statement, Token
scene_res = Resource(scene.name+".scene", "scene")
- scene_res.statements.append(Statement("type", Token(scene.scene_type.lower())))
+ if scene.background_set or (scene.instances and scene.blended_instances):
+ scene_res.statements.append(Statement("type", Token("ordered")))
+ if scene.background_set:
+ scene_res.statements.append(scene_res.create_reference_statement("scene", resources[scene.background_set.name+".scene"]))
+
+ if scene.instances:
+ st = Statement("scene")
+ st.sub.append(Statement("type", Token("simple")))
+ self.add_instances(scene_res, st.sub, scene.instances, resources)
+ scene_res.statements.append(st)
+
+ if scene.blended_instances:
+ st = Statement("scene")
+ st.sub.append(Statement("type", Token("zsorted")))
+ self.add_instances(scene_res, st.sub, scene.blended_instances, resources)
+ scene_res.statements.append(st)
+ else:
+ scene_type = "zsorted" if scene.blended_instances else "simple"
+ scene_res.statements.append(Statement("type", Token(scene_type)))
+
+ self.add_instances(scene_res, scene_res.statements, scene.instances, resources)
+ self.add_instances(scene_res, scene_res.statements, scene.blended_instances, resources)
+
+ return scene_res
+
+ def add_instances(self, scene_res, statements, instances, resources):
+ from .datafile import Statement
- for i in scene.instances:
+ for i in instances:
obj_res = resources[i.prototype+".object"]
st = scene_res.create_reference_statement("object", obj_res, i.name)
ss.sub.append(Statement("scale", *tuple(scale)))
st.sub.append(ss)
- scene_res.statements.append(st)
-
- return scene_res
+ statements.append(st)
def export_sequence_resources(self, scene, resources):
from .datafile import Resource, Statement, Token
- if scene.background_set:
- wrapper_name = scene.name+".wrapper.scene"
- if wrapper_name not in resources:
- wrapper_res = Resource(wrapper_name, "scene")
- wrapper_res.statements.append(Statement("type", Token("ordered")))
- for s in scene.get_chain():
- wrapper_res.statements.append(wrapper_res.create_reference_statement("scene", resources[s.name+".scene"]))
-
- resources[wrapper_name] = wrapper_res
-
lights = []
s = scene
while s:
if scene.use_hdr:
seq_res.statements.append(Statement("hdr", True))
- content = scene
- if scene.background_set:
- content = resources[scene.name+".wrapper.scene"]
-
ss = Statement("clear")
ss.sub.append(Statement("color", 0.0, 0.0, 0.0, 0.0))
ss.sub.append(Statement("depth", 1.0))
seq_res.statements.append(ss)
- ss = Statement("step", "", "content")
- ss.sub.append(Statement("depth_test", Token("LEQUAL")))
- ss.sub.append(seq_res.create_reference_statement("lighting", resources[scene.name+".lightn"]))
- ss.sub.append(seq_res.create_reference_statement("scene", content))
- seq_res.statements.append(ss)
+ scene_res = resources[scene.name+".scene"]
+ lighting_res = resources[scene.name+".lightn"]
+
+ any_opaque = False
+ any_blended = False
+ s = scene
+ while s:
+ if s.instances:
+ any_opaque = True
+ if s.blended_instances:
+ any_blended = True
+ s = s.background_set
+
+ if any_opaque:
+ ss = Statement("step", "", "content")
+ ss.sub.append(Statement("depth_test", Token("LEQUAL")))
+ ss.sub.append(seq_res.create_reference_statement("lighting", lighting_res))
+ ss.sub.append(seq_res.create_reference_statement("scene", scene_res))
+ seq_res.statements.append(ss)
+
+ if any_blended:
+ ss = Statement("step", "blended", "content")
+ ss.sub.append(Statement("depth_test", Token("LEQUAL")))
+ ss.sub.append(seq_res.create_reference_statement("lighting", lighting_res))
+ ss.sub.append(seq_res.create_reference_statement("scene", scene_res))
+ seq_res.statements.append(ss)
if scene.use_ao:
ss = Statement("ambient_occlusion")