From e6a1b8d15e27c86ca1dcd7df142e81285115f600 Mon Sep 17 00:00:00 2001
From: Sebastian Sille <nrgsille@noreply.localhost>
Date: Mon, 20 Feb 2023 15:24:46 +0100
Subject: [PATCH] Make sure there is a primary texture
Pull Request #7
---
io_scene_3ds/export_3ds.py | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/io_scene_3ds/export_3ds.py b/io_scene_3ds/export_3ds.py
index 4557859b..87619ce4 100644
--- a/io_scene_3ds/export_3ds.py
+++ b/io_scene_3ds/export_3ds.py
@@ -675,12 +675,15 @@ def make_material_chunk(material, image):
material_chunk.add_subchunk(make_percent_subchunk(MATSELFILPCT, wrap.emission_strength))
material_chunk.add_subchunk(shading)
+ primary_tex = False
+
if wrap.base_color_texture:
d_pct = 0.7 + sum(wrap.base_color[:]) * 0.1
color = [wrap.base_color_texture]
matmap = make_material_texture_chunk(MAT_DIFFUSEMAP, color, d_pct)
if matmap:
material_chunk.add_subchunk(matmap)
+ primary_tex = True
if wrap.specular_texture:
spec = [wrap.specular_texture]
@@ -705,8 +708,7 @@ def make_material_chunk(material, image):
if wrap.normalmap_texture:
normal = [wrap.normalmap_texture]
- bump = wrap.normalmap_strength
- b_pct = min(bump, 1)
+ b_pct = wrap.normalmap_strength
matmap = make_material_texture_chunk(MAT_BUMPMAP, normal, b_pct)
if matmap:
material_chunk.add_subchunk(matmap)
@@ -735,7 +737,10 @@ def make_material_chunk(material, image):
diffuse = [link.from_node.image] if not wrap.normalmap_texture else None
if diffuse:
- matmap = make_texture_chunk(MAT_TEX2MAP, diffuse)
+ if primary_tex == False:
+ make_texture_chunk(MAT_DIFFUSEMAP, diffuse)
+ else:
+ matmap = make_texture_chunk(MAT_TEX2MAP, diffuse)
if matmap:
material_chunk.add_subchunk(matmap)
--
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