Added handling of DXT1 in osg::Image::isImageTranslucent()

2011-04-13 10:44:36 +00:00
parent e7e860b742
commit b62f927eff
3 changed files with 73 additions and 0 deletions
--- a/src/osg/Image.cpp
+++ b/src/osg/Image.cpp
@@ -1251,6 +1251,15 @@ bool Image::isImageTranslucent() const
            offset = 3;
            delta = 4;
            break;
+        case(GL_RGB):
+            return false;
+        case(GL_BGR):
+            return false;
+        case(GL_COMPRESSED_RGB_S3TC_DXT1_EXT):
+        case(GL_COMPRESSED_RGBA_S3TC_DXT1_EXT):
+        case(GL_COMPRESSED_RGBA_S3TC_DXT3_EXT):
+        case(GL_COMPRESSED_RGBA_S3TC_DXT5_EXT):
+            return dxtc_tool::CompressedImageTranslucent(_s, _t, _pixelFormat, _data);
        default:
            return false;
    }