/** * @file llfetchedgltfmaterial.h * * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2022, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #pragma once #include "llgltfmaterial.h" #include "llpointer.h" #include "llviewertexture.h" class LLGLSLShader; class LLFetchedGLTFMaterial: public LLGLTFMaterial { friend class LLGLTFMaterialList; // for lifetime management public: LLFetchedGLTFMaterial(); virtual ~LLFetchedGLTFMaterial(); LLFetchedGLTFMaterial& operator=(const LLFetchedGLTFMaterial& rhs); // If this material is loaded, fire the given function void onMaterialComplete(std::function<void()> material_complete); // bind this material for rendering // media_tex - optional media texture that may override the base color texture void bind(LLViewerTexture* media_tex = nullptr); bool isFetching() const { return mFetching; } LLPointer<LLViewerFetchedTexture> getUITexture(); void addTextureEntry(LLTextureEntry* te) override; void removeTextureEntry(LLTextureEntry* te) override; virtual bool replaceLocalTexture(const LLUUID& tracking_id, const LLUUID& old_id, const LLUUID& new_id) override; virtual void updateTextureTracking() override; // Textures used for fetching/rendering LLPointer<LLViewerFetchedTexture> mBaseColorTexture; LLPointer<LLViewerFetchedTexture> mNormalTexture; LLPointer<LLViewerFetchedTexture> mMetallicRoughnessTexture; LLPointer<LLViewerFetchedTexture> mEmissiveTexture; std::set<LLTextureEntry*> mTextureEntires; // Texture used for previewing the material in the UI LLPointer<LLViewerFetchedTexture> mPreviewTexture; protected: // Lifetime management void materialBegin(); void materialComplete(); F64 mExpectedFlusTime; // since epoch in seconds bool mActive; bool mFetching; std::vector<std::function<void()>> materialCompleteCallbacks; };