- tech_res = Resource(material.name+".tech")
-
- mat_res = resources[material.name+".mat"]
- textures = {}
- if self.textures!='NONE':
- image_texture_slots = [s for s in material.texture_slots if s and s.texture.type=='IMAGE' and s.texture.image]
- for s in image_texture_slots:
- if s.use_map_color_diffuse:
- textures["diffuse_map"] = s.texture
- elif s.use_map_normal:
- textures["normal_map"] = s.texture
-
- if material.technique:
- if not obj.inherit_tech:
- return []
-
- st = Statement("inherit", material.technique)
- for s, t in textures.items():
- if t.default_filter:
- st.sub.append(Statement("texture", s, image_name(t.image)))
- else:
- st.sub.append(tech_res.create_reference_statement("texture", s, resources[t.name+".tex2d"]))
- if material.override_material:
- st.sub.append(tech_res.create_reference_statement("material", "surface", mat_res))
- tech_res.statements.append(st)
- else:
- st = Statement("pass", "")
- st.sub.append(tech_res.create_embed_statement("material", mat_res))
-
- if "diffuse_map" in textures:
- diffuse_tex = textures["diffuse_map"]
- tex_res = resources[diffuse_tex.name+".tex2d"]
- ss = Statement("texunit", 0)
- if self.textures=='INLINE':
- ss.sub.append(tech_res.create_embed_statement("texture2d", tex_res))
- elif not diffuse_tex.default_filter:
- ss.sub.append(tech_res.create_reference_statement("texture2d", tex_res))
- else:
- ss.sub.append(Statement("texture", image_name(diffuse_tex.image)))
- st.sub.append(ss)
-
- tech_res.statements.append(st)
-
- return tech_res
-
- def export_material(self, material):
- from .datafile import Resource, Statement
- mat_res = Resource(material.name+".mat")
- statements = mat_res.statements
-
- cm = get_colormap(material.srgb_colors)
- if any(s.use_map_color_diffuse for s in material.texture_slots if s):
- statements.append(Statement("diffuse", 1.0, 1.0, 1.0, 1.0))
- amb = cm(material.ambient)
- statements.append(Statement("ambient", amb, amb, amb, 1.0))
- else:
- diff = material.diffuse_color*material.diffuse_intensity
- statements.append(Statement("diffuse", cm(diff.r), cm(diff.g), cm(diff.b), 1.0))
- amb = diff*material.ambient
- statements.append(Statement("ambient", cm(amb.r), cm(amb.g), cm(amb.b), 1.0))
- spec = material.specular_color*material.specular_intensity
- statements.append(Statement("specular", cm(spec.r), cm(spec.g), cm(spec.g), 1.0))
- statements.append(Statement("shininess", material.specular_hardness))
+ mat_res = Resource(material.name+".mat", "material")
+
+ st = Statement("pbr")
+ st.sub.append(self.create_property_statement(mat_res, material.base_color, "base_color", resources))
+ st.sub.append(self.create_property_statement(mat_res, material.metalness, "metalness", resources))
+ st.sub.append(self.create_property_statement(mat_res, material.roughness, "roughness", resources))
+ st.sub.append(self.create_property_statement(mat_res, material.normal, "normal", resources, tex_only=True))
+ st.sub.append(self.create_property_statement(mat_res, material.emission, "emission", resources))
+ if self.use_textures:
+ first_tex = (p.texture for p in material.properties if p.texture).__next__
+ if first_tex and not first_tex.default_filter:
+ from .export_texture import SamplerExporter
+ sampler_export = SamplerExporter()
+ st.sub.append(mat_res.create_reference_statement("sampler", resources[sampler_export.get_sampler_name(first_tex)]))
+ mat_res.statements.append(st)