diff options
Diffstat (limited to 'indra/llprimitive/llgltfmaterial.h')
| -rw-r--r-- | indra/llprimitive/llgltfmaterial.h | 39 |
1 files changed, 28 insertions, 11 deletions
diff --git a/indra/llprimitive/llgltfmaterial.h b/indra/llprimitive/llgltfmaterial.h index 9ac63cd292..e04b6d5eee 100644 --- a/indra/llprimitive/llgltfmaterial.h +++ b/indra/llprimitive/llgltfmaterial.h @@ -5,21 +5,21 @@ * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * 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 * $/LicenseInfo$ */ @@ -68,7 +68,12 @@ public: LLVector2 mScale = { 1.f, 1.f }; F32 mRotation = 0.f; - void getPacked(F32 (&packed)[8]) const; + static const size_t PACK_SIZE = 8; + static const size_t PACK_TIGHT_SIZE = 5; + using Pack = F32[PACK_SIZE]; + using PackTight = F32[PACK_TIGHT_SIZE]; + void getPacked(Pack& packed) const; + void getPackedTight(PackTight& packed) const; bool operator==(const TextureTransform& other) const; bool operator!=(const TextureTransform& other) const { return !(*this == other); } @@ -110,6 +115,18 @@ public: static const char* const GLTF_FILE_EXTENSION_TRANSFORM_ROTATION; static const LLUUID GLTF_OVERRIDE_NULL_UUID; + // *TODO: If/when we implement additional GLTF extensions, they may not be + // compatible with our GLTF terrain implementation. We may want to disallow + // materials with some features from being set on terrain, if their + // implementation on terrain is not compliant with the spec: + // - KHR_materials_transmission: Probably OK? + // - KHR_materials_ior: Probably OK? + // - KHR_materials_volume: Likely incompatible, as our terrain + // heightmaps cannot currently be described as finite enclosed + // volumes. + // See also LLPanelRegionTerrainInfo::validateMaterials +public: + // get a UUID based on a hash of this LLGLTFMaterial LLUUID getHash() const; @@ -178,14 +195,14 @@ public: void writeToModel(tinygltf::Model& model, S32 mat_index) const; virtual void applyOverride(const LLGLTFMaterial& override_mat); - + // apply the given LLSD override data void applyOverrideLLSD(const LLSD& data); // Get the given override on this LLGLTFMaterial as LLSD // override_mat -- the override source data // data -- output LLSD object (should be passed in empty) - void getOverrideLLSD(const LLGLTFMaterial& override_mat, LLSD& data); + void getOverrideLLSD(const LLGLTFMaterial& override_mat, LLSD& data) const; // For base materials only (i.e. assets). Clears transforms to // default since they're not supported in assets yet. @@ -209,7 +226,6 @@ public: bool hasLocalTextures() { return !mTrackingIdToLocalTexture.empty(); } virtual bool replaceLocalTexture(const LLUUID& tracking_id, const LLUUID &old_id, const LLUUID& new_id); virtual void updateTextureTracking(); - protected: static LLVector2 vec2FromJson(const std::map<std::string, tinygltf::Value>& object, const char* key, const LLVector2& default_value); static F32 floatFromJson(const std::map<std::string, tinygltf::Value>& object, const char* key, const F32 default_value); @@ -257,10 +273,11 @@ public: F32 mAlphaCutoff; AlphaMode mAlphaMode; - bool mDoubleSided; + + bool mDoubleSided = false; // Override specific flags for state that can't use off-by-epsilon or UUID // hack - bool mOverrideDoubleSided; - bool mOverrideAlphaMode; + bool mOverrideDoubleSided = false; + bool mOverrideAlphaMode = false; }; |