Fix mipmap generation

src/OpenGL/Texture.cpp

@@ -48,5 +48,5 @@ void Texture::Image2D(GLenum target, GLint level, GLint internalFormat, GLsizei
 
 void Texture::GenerateMipmap()
 {
-	glCall(glGenerateMipmap, GLuint(*this));
+	glCall(glGenerateTextureMipmap, GLuint(*this));
 }

src/TextureEngine.cpp

@@ -321,6 +321,7 @@ void TextureEngine::ApplyTextureOptions(const InputConfig &inputConfig, OpenGL::
 
 	if (minFilter > GL_LINEAR)
 	{
+		BOOST_LOG_TRIVIAL(debug) << "generating mipmaps for " << inputConfig.id;
 		texture.GenerateMipmap();
 	}
 }