Fix uninitialized member. Was working ok, but is still no good.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@3423 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/COpenGLTexture.cpp

@@ -24,7 +24,7 @@ namespace video
 COpenGLTexture::COpenGLTexture(IImage* origImage, const io::path& name, void* mipmapData, COpenGLDriver* driver)
 	: ITexture(name), ColorFormat(ECF_A8R8G8B8), Driver(driver), Image(0), MipImage(0),
 	TextureName(0), InternalFormat(GL_RGBA), PixelFormat(GL_BGRA_EXT),
-	PixelType(GL_UNSIGNED_BYTE),
+	PixelType(GL_UNSIGNED_BYTE), MipLevelStored(0),
 	IsRenderTarget(false), AutomaticMipmapUpdate(false),
 	ReadOnlyLock(false), KeepImage(true)
 {
@@ -61,7 +61,7 @@ COpenGLTexture::COpenGLTexture(IImage* origImage, const io::path& name, void* mi
 COpenGLTexture::COpenGLTexture(const io::path& name, COpenGLDriver* driver)
 	: ITexture(name), ColorFormat(ECF_A8R8G8B8), Driver(driver), Image(0), MipImage(0),
 	TextureName(0), InternalFormat(GL_RGBA), PixelFormat(GL_BGRA_EXT),
-	PixelType(GL_UNSIGNED_BYTE),
+	PixelType(GL_UNSIGNED_BYTE), MipLevelStored(0),
 	HasMipMaps(true), IsRenderTarget(false), AutomaticMipmapUpdate(false),
 	ReadOnlyLock(false), KeepImage(true)
 {