phoenix-firestorm/indra/newview/llmaterialeditor.cpp

448 lines
12 KiB
C++

/**
* @file llmaterialeditor.cpp
* @brief Implementation of the notecard editor
*
* $LicenseInfo:firstyear=2022&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llmaterialeditor.h"
#include "llcombobox.h"
#include "llviewermenufile.h"
#include "llappviewer.h"
#include "llviewertexture.h"
#include "tinygltf/tiny_gltf.h"
///----------------------------------------------------------------------------
/// Class LLPreviewNotecard
///----------------------------------------------------------------------------
// Default constructor
LLMaterialEditor::LLMaterialEditor(const LLSD& key)
: LLFloater(key)
{
}
BOOL LLMaterialEditor::postBuild()
{
childSetAction("save", boost::bind(&LLMaterialEditor::onClickSave, this));
return LLFloater::postBuild();
}
LLUUID LLMaterialEditor::getAlbedoId()
{
return childGetValue("albedo texture").asUUID();
}
void LLMaterialEditor::setAlbedoId(const LLUUID& id)
{
childSetValue("albedo texture", id);
}
LLColor4 LLMaterialEditor::getAlbedoColor()
{
LLColor4 ret = LLColor4(childGetValue("albedo color"));
ret.mV[3] = getTransparency();
return ret;
}
void LLMaterialEditor::setAlbedoColor(const LLColor4& color)
{
childSetValue("albedo color", color.getValue());
childSetValue("transparency", color.mV[3]);
}
F32 LLMaterialEditor::getTransparency()
{
return childGetValue("transparency").asReal();
}
std::string LLMaterialEditor::getAlphaMode()
{
return childGetValue("alpha mode").asString();
}
void LLMaterialEditor::setAlphaMode(const std::string& alpha_mode)
{
childSetValue("alpha mode", alpha_mode);
}
F32 LLMaterialEditor::getAlphaCutoff()
{
return childGetValue("alpha cutoff").asReal();
}
void LLMaterialEditor::setAlphaCutoff(F32 alpha_cutoff)
{
childSetValue("alpha cutoff", alpha_cutoff);
}
LLUUID LLMaterialEditor::getMetallicRoughnessId()
{
return childGetValue("metallic-roughness texture").asUUID();
}
void LLMaterialEditor::setMetallicRoughnessId(const LLUUID& id)
{
childSetValue("metallic-roughness texture", id);
}
F32 LLMaterialEditor::getMetalnessFactor()
{
return childGetValue("metalness factor").asReal();
}
void LLMaterialEditor::setMetalnessFactor(F32 factor)
{
childSetValue("metalness factor", factor);
}
F32 LLMaterialEditor::getRoughnessFactor()
{
return childGetValue("roughness factor").asReal();
}
void LLMaterialEditor::setRoughnessFactor(F32 factor)
{
childSetValue("roughness factor", factor);
}
LLUUID LLMaterialEditor::getEmissiveId()
{
return childGetValue("emissive texture").asUUID();
}
void LLMaterialEditor::setEmissiveId(const LLUUID& id)
{
childSetValue("emissive texture", id);
}
LLColor4 LLMaterialEditor::getEmissiveColor()
{
return LLColor4(childGetValue("emissive color"));
}
void LLMaterialEditor::setEmissiveColor(const LLColor4& color)
{
childSetValue("emissive color", color.getValue());
}
LLUUID LLMaterialEditor::getNormalId()
{
return childGetValue("normal texture").asUUID();
}
void LLMaterialEditor::setNormalId(const LLUUID& id)
{
childSetValue("normal texture", id);
}
bool LLMaterialEditor::getDoubleSided()
{
return childGetValue("double sided").asBoolean();
}
void LLMaterialEditor::setDoubleSided(bool double_sided)
{
childSetValue("double sided", double_sided);
}
static void write_color(const LLColor4& color, std::vector<double>& c)
{
for (int i = 0; i < c.size(); ++i) // NOTE -- use c.size because some gltf colors are 3-component
{
c[i] = color.mV[i];
}
}
static U32 write_texture(const LLUUID& id, tinygltf::Model& model)
{
tinygltf::Image image;
image.uri = id.asString();
model.images.push_back(image);
U32 image_idx = model.images.size() - 1;
tinygltf::Texture texture;
texture.source = image_idx;
model.textures.push_back(texture);
U32 texture_idx = model.textures.size() - 1;
return texture_idx;
}
void LLMaterialEditor::onClickSave()
{
tinygltf::Model model;
model.materials.resize(1);
tinygltf::PbrMetallicRoughness& pbrMaterial = model.materials[0].pbrMetallicRoughness;
// write albedo
LLColor4 albedo_color = getAlbedoColor();
albedo_color.mV[3] = getTransparency();
write_color(albedo_color, pbrMaterial.baseColorFactor);
model.materials[0].alphaCutoff = getAlphaCutoff();
model.materials[0].alphaMode = getAlphaMode();
LLUUID albedo_id = getAlbedoId();
if (albedo_id.notNull())
{
U32 texture_idx = write_texture(albedo_id, model);
pbrMaterial.baseColorTexture.index = texture_idx;
}
// write metallic/roughness
F32 metalness = getMetalnessFactor();
F32 roughness = getRoughnessFactor();
pbrMaterial.metallicFactor = metalness;
pbrMaterial.roughnessFactor = roughness;
LLUUID mr_id = getMetallicRoughnessId();
if (mr_id.notNull())
{
U32 texture_idx = write_texture(mr_id, model);
pbrMaterial.metallicRoughnessTexture.index = texture_idx;
}
//write emissive
LLColor4 emissive_color = getEmissiveColor();
model.materials[0].emissiveFactor.resize(3);
write_color(emissive_color, model.materials[0].emissiveFactor);
LLUUID emissive_id = getEmissiveId();
if (emissive_id.notNull())
{
U32 idx = write_texture(emissive_id, model);
model.materials[0].emissiveTexture.index = idx;
}
//write normal
LLUUID normal_id = getNormalId();
if (normal_id.notNull())
{
U32 idx = write_texture(normal_id, model);
model.materials[0].normalTexture.index = idx;
}
//write doublesided
model.materials[0].doubleSided = getDoubleSided();
std::ostringstream str;
tinygltf::TinyGLTF gltf;
model.asset.version = "2.0";
gltf.WriteGltfSceneToStream(&model, str, true, false);
std::string dump = str.str();
LL_INFOS() << dump << LL_ENDL;
}
class LLMaterialFilePicker : public LLFilePickerThread
{
public:
LLMaterialFilePicker(LLMaterialEditor* me);
virtual void notify(const std::vector<std::string>& filenames);
void loadMaterial(const std::string& filename);
static void textureLoadedCallback(BOOL success, LLViewerFetchedTexture* src_vi, LLImageRaw* src, LLImageRaw* src_aux, S32 discard_level, BOOL final, void* userdata);
private:
LLMaterialEditor* mME;
};
LLMaterialFilePicker::LLMaterialFilePicker(LLMaterialEditor* me)
: LLFilePickerThread(LLFilePicker::FFLOAD_MODEL)
{
mME = me;
}
void LLMaterialFilePicker::notify(const std::vector<std::string>& filenames)
{
if (LLAppViewer::instance()->quitRequested())
{
return;
}
if (filenames.size() > 0)
{
loadMaterial(filenames[0]);
}
}
static std::string get_texture_uri(const tinygltf::Model& model, S32 texture_index)
{
std::string ret;
if (texture_index >= 0)
{
S32 source_idx = model.textures[texture_index].source;
if (source_idx >= 0)
{
ret = model.images[source_idx].uri;
}
}
return ret;
}
static LLViewerFetchedTexture* get_texture(const std::string& folder, const tinygltf::Model& model, S32 texture_index)
{
LLViewerFetchedTexture* ret = nullptr;
std::string file = get_texture_uri(model, texture_index);
if (!file.empty())
{
std::string uri = folder;
gDirUtilp->append(uri, file);
ret = LLViewerTextureManager::getFetchedTextureFromUrl("file://" + LLURI::unescape(uri), FTT_LOCAL_FILE, TRUE, LLGLTexture::BOOST_PREVIEW);
//ret->setLoadedCallback(LLMaterialFilePicker::textureLoadedCallback, 0, TRUE, FALSE, opaque, NULL, FALSE);
ret->forceToSaveRawImage(0, F32_MAX);
}
return ret;
}
static LLColor4 get_color(const std::vector<double>& in)
{
LLColor4 out;
for (S32 i = 0; i < llmin((S32) in.size(), 4); ++i)
{
out.mV[i] = in[i];
}
return out;
}
void LLMaterialFilePicker::textureLoadedCallback(BOOL success, LLViewerFetchedTexture* src_vi, LLImageRaw* src, LLImageRaw* src_aux, S32 discard_level, BOOL final, void* userdata)
{
}
void LLMaterialFilePicker::loadMaterial(const std::string& filename)
{
tinygltf::TinyGLTF loader;
std::string error_msg;
std::string warn_msg;
bool loaded = false;
tinygltf::Model model_in;
std::string filename_lc = filename;
LLStringUtil::toLower(filename_lc);
// Load a tinygltf model fom a file. Assumes that the input filename has already been
// been sanitized to one of (.gltf , .glb) extensions, so does a simple find to distinguish.
if (std::string::npos == filename_lc.rfind(".gltf"))
{ // file is binary
loaded = loader.LoadBinaryFromFile(&model_in, &error_msg, &warn_msg, filename);
}
else
{ // file is ascii
loaded = loader.LoadASCIIFromFile(&model_in, &error_msg, &warn_msg, filename);
}
if (!loaded)
{
// TODO: show error_msg to user
return;
}
if (model_in.materials.empty())
{
// TODO: show error message that materials are missing
return;
}
std::string folder = gDirUtilp->getDirName(filename);
tinygltf::Material material_in = model_in.materials[0];
tinygltf::Model model_out;
model_out.asset.version = "2.0";
model_out.materials.resize(1);
// get albedo texture
LLPointer<LLViewerFetchedTexture> albedo_tex = get_texture(folder, model_in, material_in.pbrMetallicRoughness.baseColorTexture.index);
LLUUID albedo_id;
if (albedo_tex != nullptr)
{
albedo_id = albedo_tex->getID();
}
// get metallic-roughness texture
LLPointer<LLViewerFetchedTexture> mr_tex = get_texture(folder, model_in, material_in.pbrMetallicRoughness.metallicRoughnessTexture.index);
LLUUID mr_id;
if (mr_tex != nullptr)
{
mr_id = mr_tex->getID();
}
// get emissive texture
LLPointer<LLViewerFetchedTexture> emissive_tex = get_texture(folder, model_in, material_in.emissiveTexture.index);
LLUUID emissive_id;
if (emissive_tex != nullptr)
{
emissive_id = emissive_tex->getID();
}
// get normal map
LLPointer<LLViewerFetchedTexture> normal_tex = get_texture(folder, model_in, material_in.normalTexture.index);
LLUUID normal_id;
if (normal_tex != nullptr)
{
normal_id = normal_tex->getID();
}
mME->setAlbedoId(albedo_id);
mME->setMetallicRoughnessId(mr_id);
mME->setEmissiveId(emissive_id);
mME->setNormalId(normal_id);
mME->setAlphaMode(material_in.alphaMode);
mME->setAlphaCutoff(material_in.alphaCutoff);
mME->setAlbedoColor(get_color(material_in.pbrMetallicRoughness.baseColorFactor));
mME->setEmissiveColor(get_color(material_in.emissiveFactor));
mME->setMetalnessFactor(material_in.pbrMetallicRoughness.metallicFactor);
mME->setRoughnessFactor(material_in.pbrMetallicRoughness.roughnessFactor);
mME->setDoubleSided(material_in.doubleSided);
mME->openFloater();
}
void LLMaterialEditor::importMaterial()
{
(new LLMaterialFilePicker(this))->getFile();
}