import os
-def linear_to_srgb(l):
- if l<0.0031308:
- return 12.92*l
- else:
- return 1.055*(l**(1/2.4))-0.055
-
-def get_colormap(srgb):
- if srgb:
- return linear_to_srgb
- else:
- return lambda x: x
-
-
class MaterialExporter:
def __init__(self):
- self.textures = 'REF'
+ self.single_file = True
+ self.use_textures = True
def create_texture_exporter(self):
from .export_texture import TextureExporter
texture_export = TextureExporter()
- if self.textures=='INLINE':
- texture_export.pixels = 'INLINE'
+ texture_export.inline_data = self.single_file
return texture_export
def export_technique_resources(self, material, resources):
if mat_name not in resources:
resources[mat_name] = self.export_material(material)
- if self.textures!='NONE':
+ if self.use_textures:
for s in material.texture_slots:
if s and s.texture.type=='IMAGE' and s.texture.image:
tex_name = s.texture.name+".tex2d"
mat_res = resources[material.name+".mat"]
textures = {}
- if self.textures!='NONE':
+ if self.use_textures:
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["normal_map"] = s.texture
if material.technique:
- if not obj.inherit_tech:
- return []
+ if not material.inherit_tech:
+ return tech_res
+
+ if self.single_file:
+ raise Exception("Can't export inherited technique to a single file")
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)))
+ if t.default_filter and t.image.filepath:
+ st.sub.append(Statement("texture", s, os.path.basename(t.image.filepath)))
else:
st.sub.append(tech_res.create_reference_statement("texture", s, resources[t.name+".tex2d"]))
if material.override_material:
tech_res.statements.append(st)
else:
st = Statement("pass", "")
- st.sub.append(tech_res.create_embed_statement("material", mat_res))
+ if self.single_file:
+ st.sub.append(tech_res.create_embed_statement("material", mat_res))
+ else:
+ st.sub.append(tech_res.create_reference_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':
+ if self.single_file:
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))
+ elif diffuse_tex.default_filter and diffuse_tex.image.filepath:
+ ss.sub.append(Statement("texture", os.path.basename(diffuse_tex.image.filepath)))
else:
- ss.sub.append(Statement("texture", image_name(diffuse_tex.image)))
+ ss.sub.append(tech_res.create_reference_statement("texture", tex_res))
st.sub.append(ss)
tech_res.statements.append(st)
mat_res = Resource(material.name+".mat")
statements = mat_res.statements
+ from .util import get_colormap
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("shininess", material.specular_hardness))
return mat_res
+
+
+class MaterialMapExporter:
+ def __init__(self):
+ self.single_file = True
+
+ def export_technique_resources(self, material_map, resources):
+ from .datafile import Resource, Statement, Token
+ diffuse_name = material_map.name+"_diffuse.tex2d"
+ if diffuse_name not in resources:
+ diffuse_res = Resource(diffuse_name)
+
+ fmt = 'SRGB_ALPHA' if material_map.srgb_colors else 'RGBA'
+
+ diffuse_res.statements.append(Statement("min_filter", Token('NEAREST')))
+ diffuse_res.statements.append(Statement("mag_filter", Token('NEAREST')))
+ diffuse_res.statements.append(Statement("storage", Token(fmt), *material_map.size))
+ diffuse_res.statements.append(Statement("raw_data", material_map.diffuse_data))
+
+ resources[diffuse_name] = diffuse_res
+
+ if "basic_white.mat" not in resources:
+ mat_res = Resource("basic_white.mat")
+ mat_res.statements.append(Statement("diffuse", 1.0, 1.0, 1.0, 1.0))
+
+ resources["basic_white.mat"] = mat_res
+
+ def export_technique(self, material_map, *, resources=None):
+ from .datafile import Resource, Statement
+ tech_res = Resource(material_map.name+".tech")
+
+ mat_res = resources["basic_white.mat"]
+ diffuse_res = resources[material_map.name+"_diffuse.tex2d"]
+
+ if material_map.technique:
+ if self.single_file:
+ raise Exception("Can't export inherited technique to a single file")
+
+ st = Statement("inherit", material_map.technique)
+ st.sub.append(tech_res.create_reference_statement("texture", "diffuse_map", diffuse_res))
+ st.sub.append(tech_res.create_reference_statement("material", "surface", mat_res))
+ tech_res.statements.append(st)
+ else:
+ st = Statement("pass", "")
+ if self.single_file:
+ st.sub.append(tech_res.create_embed_statement("material", mat_res))
+ else:
+ st.sub.append(tech_res.create_reference_statement("material", mat_res))
+ ss = Statement("texunit", 0)
+ if self.single_file:
+ ss.sub.append(tech_res.create_embed_statement("texture2d", diffuse_res))
+ else:
+ ss.sub.append(tech_res.create_reference_statement("texture", diffuse_res))
+ st.sub.append(ss)
+ tech_res.statements.append(st)
+
+ return tech_res
projects / libs / gl.git / blobdiff