GlowTexture keeps the alpha channel from the previous texture stage

10 years ago · 7a5f220ac5
parent 2b53e5d965
commit 7a5f220ac5
1 changed files with 7 additions and 2 deletions
--- a/components/nifosg/nifloader.cpp
+++ b/components/nifosg/nifloader.cpp
@ -1302,8 +1302,13 @@ namespace NifOsg

                        if (i == Nif::NiTexturingProperty::GlowTexture)
                        {
-                            osg::TexEnv* texEnv = new osg::TexEnv;
-                            texEnv->setMode(osg::TexEnv::ADD);
+                            osg::TexEnvCombine* texEnv = new osg::TexEnvCombine;
+                            texEnv->setCombine_Alpha(osg::TexEnvCombine::REPLACE);
+                            texEnv->setSource0_Alpha(osg::TexEnvCombine::PREVIOUS);
+                            texEnv->setCombine_RGB(osg::TexEnvCombine::ADD);
+                            texEnv->setSource0_RGB(osg::TexEnvCombine::PREVIOUS);
+                            texEnv->setSource1_RGB(osg::TexEnvCombine::TEXTURE);
+
                            stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
                        }
                        else if (i == Nif::NiTexturingProperty::DarkTexture)