X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=blender%2Fio_mspgl%2Fexport_mesh.py;h=30a5b4630a145efaaa0829f1b118b176a5b4ff66;hb=8141d1e1cf5de45d1e8d640f3f8643ee748292dc;hp=3da09f9ab92d99cc918cf7375ed692e3f12aeb63;hpb=8e9d872c2ba8dc633d29a673ba93adf38d262a5c;p=libs%2Fgl.git

diff --git a/blender/io_mspgl/export_mesh.py b/blender/io_mspgl/export_mesh.py
index 3da09f9a..30a5b463 100644
--- a/blender/io_mspgl/export_mesh.py
+++ b/blender/io_mspgl/export_mesh.py
@@ -2,6 +2,12 @@ import itertools
 import bpy
 from .outfile import OutFile
 
+def linear_to_srgb(l):
+	if l<0.0031308:
+		return 12.92*l
+	else:
+		return 1.055*(l**(1/2.4))-0.055
+
 class VertexCache:
 	def __init__(self, size):
 		self.size = size
@@ -47,6 +53,7 @@ class MeshExporter:
 		self.compound = False
 		self.object = False
 		self.material_tex = False
+		self.srgb_colors = True
 		self.textures = "REF"
 		self.smoothing = "MSPGL"
 		self.export_groups = False
@@ -363,6 +370,11 @@ class MeshExporter:
 			out_file.begin("technique")
 			out_file.begin("pass", '""')
 			if mesh.materials:
+				if self.srgb_colors:
+					cm = linear_to_srgb
+				else:
+					cm = lambda x: x
+
 				if self.material_tex:
 					out_file.begin("material")
 					out_file.write("diffuse", 1.0, 1.0, 1.0, 1.0)
@@ -378,7 +390,7 @@ class MeshExporter:
 					out_file.write("storage", "RGB", len(mesh.materials), 1)
 					texdata = '"'
 					for m in mesh.materials:
-						color = [int(c*255) for c in m.diffuse_color]
+						color = [int(cm(c)*255) for c in m.diffuse_color]
 						texdata += "\\x%02X\\x%02X\\x%02X"%tuple(color)
 					texdata += '"'
 					out_file.write("raw_data", texdata)
@@ -387,10 +399,15 @@ class MeshExporter:
 				else:
 					mat = mesh.materials[0]
 					out_file.begin("material")
-					diff = mat.diffuse_color
-					out_file.write("diffuse", diff.r, diff.g, diff.b, 1.0)
-					amb = diff*mat.ambient
-					out_file.write("ambient", amb.r, amb.g, amb.b, 1.0)
+					if any((s and s.use_map_color_diffuse) for s in mat.texture_slots):
+						out_file.write("diffuse", 1.0, 1.0, 1.0, 1.0)
+						amb = cm(mat.ambient)
+						out_file.write("ambient", amb, amb, amb, 1.0)
+					else:
+						diff = mat.diffuse_color
+						out_file.write("diffuse", cm(diff.r), cm(diff.g), cm(diff.b), 1.0)
+						amb = diff*mat.ambient
+						out_file.write("ambient", cm(amb.r), cm(amb.g), cm(amb.b), 1.0)
 					spec = mat.specular_color*mat.specular_intensity
 					out_file.write("specular", spec.r, spec.g, spec.b, 1.0)
 					out_file.write("shininess", mat.specular_hardness);