import os
class SceneExporter:
- def __init__(self):
- self.selected_only = False
- self.visible_only = True
- self.collection = True
- self.skip_existing = True
- self.show_progress = True
-
- def export_to_file(self, context, out_fn):
- from .scene import create_scene_from_current
- scene = create_scene_from_current(context, selected_only=self.selected_only, visible_only=self.visible_only)
-
- path, base = os.path.split(out_fn)
- base, ext = os.path.splitext(base)
-
+ def export_to_file(self, context, out_fn, *, selected_only=False, visible_only=True, collection=True, skip_existing=True):
from .util import Progress
- progress = Progress(self.show_progress and context)
+ progress = Progress(context)
- from .export import DataExporter
- data_exporter = DataExporter()
+ from .scene import create_scene_from_current
+ scene = create_scene_from_current(context, selected_only=selected_only, visible_only=visible_only)
resources = {}
- data_exporter.export_resources(context, scene.prototypes, resources, None, progress)
- scene_res = self.export_scene(scene, resources, progress)
- refs = scene_res.collect_references()
+ self.export_scene_resources(context, scene, resources, progress)
+ scene_res = self.export_scene(scene, resources)
+ progress.set_progress(1.0)
+
+ path, base = os.path.split(out_fn)
+ base, ext = os.path.splitext(base)
- if self.collection:
+ if collection:
existing = None
- if self.skip_existing:
+ if skip_existing:
existing = lambda r: not os.path.exists(os.path.join(path, r.name))
scene_res.write_collection(out_fn, filter=existing)
else:
scene_res.write_to_file(out_fn)
- for r in refs:
+ for r in scene_res.collect_references():
r.write_to_file(os.path.join(path, r.name))
- def export_scene(self, scene, resources, progress):
+ def export_scene_resources(self, context, scene, resources, progress):
+ from .export import DataExporter
+ data_exporter = DataExporter()
+
+ data_exporter.export_resources(context, scene.prototypes, resources, None, progress)
+
+ def export_scene(self, scene, resources):
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)
+ statements.append(st)
- progress.set_progress(1.0)
+ def export_sequence_resources(self, scene, resources):
+ from .datafile import Resource, Statement, Token
- return scene_res
+ lights = []
+ s = scene
+ while s:
+ lights += s.lights
+ s = s.background_set
+
+ from .util import make_unique
+ lights = make_unique(lights)
+
+ from .export_light import LightExporter
+ light_exporter = LightExporter()
+ for l in lights:
+ light_name = l.name+".light"
+ if light_name not in resources:
+ resources[light_name] = light_exporter.export_light(l)
+
+ lighting_name = scene.name+".lightn"
+ if lighting_name not in resources:
+ lighting_res = Resource(lighting_name, "lighting")
+ lighting_res.statements.append(Statement("ambient", *tuple(scene.ambient_light)))
+ for l in lights:
+ lighting_res.statements.append(lighting_res.create_reference_statement("light", resources[l.name+".light"]))
+
+ resources[lighting_name] = lighting_res
+
+ def export_sequence(self, scene, resources):
+ from .datafile import Resource, Statement, Token
+ seq_res = Resource(scene.name+".seq", "sequence")
+
+ if scene.use_hdr:
+ seq_res.statements.append(Statement("hdr", True))
+
+ 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)
+
+ scene_res = resources[scene.name+".scene"]
+ seq_res.statements.append(seq_res.create_reference_statement("renderable", "content", scene_res))
+
+ 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))
+ 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))
+ seq_res.statements.append(ss)
+
+ if scene.use_ao:
+ ss = Statement("postprocessor")
+ ss.sub.append(Statement("type", Token("ambient_occlusion")))
+ ss.sub.append(Statement("occlusion_radius", scene.ao_distance))
+ ss.sub.append(Statement("samples", scene.ao_samples))
+ seq_res.statements.append(ss)
+
+ if scene.use_hdr:
+ ss = Statement("postprocessor")
+ ss.sub.append(Statement("type", Token("bloom")))
+ seq_res.statements.append(ss)
+
+ ss = Statement("postprocessor")
+ ss.sub.append(Statement("type", Token("colorcurve")))
+ ss.sub.append(Statement("exposure_adjust", scene.exposure))
+ ss.sub.append(Statement("srgb"))
+ seq_res.statements.append(ss)
+ else:
+ # Add a colorcurve with linear response to convert into sRGB color space
+ ss = Statement("postprocessor")
+ ss.sub.append(Statement("type", Token("colorcurve")))
+ ss.sub.append(Statement("brightness_response", 1.0))
+ ss.sub.append(Statement("srgb"))
+ seq_res.statements.append(ss)
+
+ return seq_res
projects / libs / gl.git / blobdiff