X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=blender%2Fio_mspgl%2Fexport_material.py;h=0860c28bbc2061a0cf1ed0c31b8689175504d7d9;hp=46b571a9202e3408662b95f79a11debc8d9c8e8d;hb=bde3ec824d300e9aff11914406fb76dd9016e387;hpb=a42739b48ffbd0247a3b3bb6fc67160494959b5b

diff --git a/blender/io_mspgl/export_material.py b/blender/io_mspgl/export_material.py
index 46b571a9..0860c28b 100644
--- a/blender/io_mspgl/export_material.py
+++ b/blender/io_mspgl/export_material.py
@@ -1,18 +1,5 @@
 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.single_file = True
@@ -96,7 +83,9 @@ class MaterialExporter:
 		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)
@@ -111,3 +100,60 @@ class MaterialExporter:
 		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