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author | Nat Goodspeed <nat@lindenlab.com> | 2024-06-11 10:21:19 -0400 |
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committer | Nat Goodspeed <nat@lindenlab.com> | 2024-06-11 10:21:19 -0400 |
commit | 30f4163b7b576d96533b61d9b31243960fb83f2e (patch) | |
tree | bd5dc1450e08c674a4619d7f16a9a4816005f9c4 /indra/newview/llgltfmaterialpreviewmgr.h | |
parent | 3d1aac4f5c369e9d402c41f1c790d9015f7c7773 (diff) | |
parent | f5e2708a0fc4e08d3d0a5dc393bbd4bac09e1c55 (diff) |
Merge branch 'main' of github.com:secondlife/viewer into lua-bradfix
to pick up Featurettes promotion + Brad's GitHub Windows build workaround.
Diffstat (limited to 'indra/newview/llgltfmaterialpreviewmgr.h')
-rw-r--r-- | indra/newview/llgltfmaterialpreviewmgr.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/indra/newview/llgltfmaterialpreviewmgr.h b/indra/newview/llgltfmaterialpreviewmgr.h new file mode 100644 index 0000000000..981c8b0592 --- /dev/null +++ b/indra/newview/llgltfmaterialpreviewmgr.h @@ -0,0 +1,78 @@ +/** + * @file llgltfmaterialpreviewmgr.h + * + * $LicenseInfo:firstyear=2023&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2023, 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 "lldrawpool.h" +#include "lldynamictexture.h" +#include "llfetchedgltfmaterial.h" +#include "llsingleton.h" +#include "lltexture.h" + +class LLGLTFPreviewTexture : public LLViewerDynamicTexture +{ +protected: + LLGLTFPreviewTexture(LLPointer<LLFetchedGLTFMaterial> material, S32 width); + +public: + // Width scales with size of material's textures + static LLPointer<LLGLTFPreviewTexture> create(LLPointer<LLFetchedGLTFMaterial> material); + + BOOL needsRender() override; + void preRender(BOOL clear_depth = TRUE) override; + BOOL render() override; + void postRender(BOOL success) override; + + struct MaterialLoadLevels + { + S32 levels[LLGLTFMaterial::GLTF_TEXTURE_INFO_COUNT]; + + MaterialLoadLevels(); + bool isFullyLoaded(); + S32& operator[](size_t i); + const S32& operator[](size_t i) const; + // Less is better + // Returns false if lhs is not strictly less or equal for all levels + bool operator<(const MaterialLoadLevels& other) const; + // Less is better + // Returns false if lhs is not strictly greater or equal for all levels + bool operator>(const MaterialLoadLevels& other) const; + }; + +private: + LLPointer<LLFetchedGLTFMaterial> mGLTFMaterial; + bool mShouldRender = true; + MaterialLoadLevels mBestLoad; +}; + +class LLGLTFMaterialPreviewMgr +{ + public: + // Returns null if the material is not loaded yet. + // *NOTE: User should cache the texture if the same material is being previewed + LLPointer<LLViewerTexture> getPreview(LLPointer<LLFetchedGLTFMaterial> &material); +}; + +extern LLGLTFMaterialPreviewMgr gGLTFMaterialPreviewMgr; |