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/**
* @file llmaterialeditor.h
* @brief LLMaterialEditor class header file
*
* $LicenseInfo:firstyear=2022&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, 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 "llpreview.h"
#include "llvoinventorylistener.h"
#include "llimagej2c.h"
#include "llviewertexture.h"
class LLTextureCtrl;
namespace tinygltf
{
class Model;
}
class LLGLTFMaterial;
class LLMaterialEditor : public LLPreview, public LLVOInventoryListener
{
public:
LLMaterialEditor(const LLSD& key);
bool setFromGltfModel(tinygltf::Model& model, bool set_textures = false);
void setFromGltfMetaData(const std::string& filename, tinygltf::Model& model);
// open a file dialog and select a gltf/glb file for import
static void importMaterial();
// for live preview, apply current material to currently selected object
void applyToSelection();
void getGLTFMaterial(LLGLTFMaterial* mat);
void setFromGLTFMaterial(LLGLTFMaterial* mat);
void loadAsset() override;
void loadMaterialFromFile(const std::string& filename);
static void onLoadComplete(const LLUUID& asset_uuid, LLAssetType::EType type, void* user_data, S32 status, LLExtStat ext_status);
void inventoryChanged(LLViewerObject* object, LLInventoryObject::object_list_t* inventory, S32 serial_num, void* user_data) override;
typedef std::function<void(LLUUID newAssetId, LLSD response)> upload_callback_f;
void saveTexture(LLImageJ2C* img, const std::string& name, const LLUUID& asset_id, upload_callback_f cb);
// save textures to inventory if needed
// returns amount of scheduled uploads
S32 saveTextures();
void onClickSave();
// get a dump of the json representation of the current state of the editor UI in GLTF format
std::string getGLTFJson(bool prettyprint = true);
void getGLBData(std::vector<U8>& data);
void getGLTFModel(tinygltf::Model& model);
std::string getEncodedAsset();
bool decodeAsset(const std::vector<char>& buffer);
bool saveIfNeeded();
static bool saveToInventoryItem(const std::string &buffer, const LLUUID &item_id, const LLUUID &task_id);
static void finishInventoryUpload(LLUUID itemId, LLUUID newAssetId, LLUUID newItemId);
static void finishTaskUpload(LLUUID itemId, LLUUID newAssetId, LLUUID taskId);
static void finishSaveAs(const LLUUID &oldItemId, const LLUUID &newItemId, const std::string &buffer);
void refreshFromInventory(const LLUUID& new_item_id = LLUUID::null);
void onClickSaveAs();
void onSaveAsMsgCallback(const LLSD& notification, const LLSD& response);
void onClickCancel();
void onCancelMsgCallback(const LLSD& notification, const LLSD& response);
// llpanel
BOOL postBuild() override;
void onClickCloseBtn(bool app_quitting = false) override;
void onClose(bool app_quitting) override;
LLUUID getBaseColorId();
void setBaseColorId(const LLUUID& id);
void setBaseColorUploadId(const LLUUID& id);
LLColor4 getBaseColor();
// sets both base color and transparency
void setBaseColor(const LLColor4& color);
F32 getTransparency();
void setTransparency(F32 transparency);
std::string getAlphaMode();
void setAlphaMode(const std::string& alpha_mode);
F32 getAlphaCutoff();
void setAlphaCutoff(F32 alpha_cutoff);
void setMaterialName(const std::string &name);
LLUUID getMetallicRoughnessId();
void setMetallicRoughnessId(const LLUUID& id);
void setMetallicRoughnessUploadId(const LLUUID& id);
F32 getMetalnessFactor();
void setMetalnessFactor(F32 factor);
F32 getRoughnessFactor();
void setRoughnessFactor(F32 factor);
LLUUID getEmissiveId();
void setEmissiveId(const LLUUID& id);
void setEmissiveUploadId(const LLUUID& id);
LLColor4 getEmissiveColor();
void setEmissiveColor(const LLColor4& color);
LLUUID getNormalId();
void setNormalId(const LLUUID& id);
void setNormalUploadId(const LLUUID& id);
bool getDoubleSided();
void setDoubleSided(bool double_sided);
void setHasUnsavedChanges(bool value);
void setCanSaveAs(BOOL value);
void setCanSave(BOOL value);
void onCommitBaseColorTexture(LLUICtrl* ctrl, const LLSD& data);
void onCommitMetallicTexture(LLUICtrl* ctrl, const LLSD& data);
void onCommitEmissiveTexture(LLUICtrl* ctrl, const LLSD& data);
void onCommitNormalTexture(LLUICtrl* ctrl, const LLSD& data);
// initialize the UI from a default GLTF material
void loadDefaults();
private:
friend class LLMaterialFilePicker;
LLUUID mAssetID;
LLUUID mObjectID;
LLTextureCtrl* mBaseColorTextureCtrl;
LLTextureCtrl* mMetallicTextureCtrl;
LLTextureCtrl* mEmissiveTextureCtrl;
LLTextureCtrl* mNormalTextureCtrl;
// 'Default' texture, unless it's null or from inventory is the one with the fee
LLUUID mBaseColorTextureUploadId;
LLUUID mMetallicTextureUploadId;
LLUUID mEmissiveTextureUploadId;
LLUUID mNormalTextureUploadId;
// last known name of each texture
std::string mBaseColorName;
std::string mNormalName;
std::string mMetallicRoughnessName;
std::string mEmissiveName;
// keep pointers to fetched textures or viewer will remove them
// if user temporary selects something else with 'apply now'
LLPointer<LLViewerFetchedTexture> mBaseColorFetched;
LLPointer<LLViewerFetchedTexture> mNormalFetched;
LLPointer<LLViewerFetchedTexture> mMetallicRoughnessFetched;
LLPointer<LLViewerFetchedTexture> mEmissiveFetched;
// J2C versions of packed buffers for uploading
LLPointer<LLImageJ2C> mBaseColorJ2C;
LLPointer<LLImageJ2C> mNormalJ2C;
LLPointer<LLImageJ2C> mMetallicRoughnessJ2C;
LLPointer<LLImageJ2C> mEmissiveJ2C;
// utility function for converting image uri into a texture name
const std::string getImageNameFromUri(std::string image_uri, const std::string texture_type);
// utility function for building a description of the imported material
// based on what we know about it.
const std::string buildMaterialDescription();
bool mHasUnsavedChanges;
S32 mUploadingTexturesCount;
S32 mExpectedUploadCost;
std::string mMaterialNameShort;
std::string mMaterialName;
};
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