TorqueGameEngines/Torque3D
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update assimp lib

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This commit is contained in:
marauder2k7 2024-12-09 20:22:47 +00:00
parent 03a348deb7
commit d3f8fee74e
1725 changed files with 196314 additions and 62009 deletions
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81
Engine/lib/assimp/code/Pbrt/PbrtExporter.cpp
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@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2022, assimp team
Copyright (c) 2006-2024, assimp team
All rights reserved.
@ -89,33 +89,53 @@ using namespace Assimp;
namespace Assimp {
void ExportScenePbrt (
const char* pFile,
IOSystem* pIOSystem,
const aiScene* pScene,
const ExportProperties* /*pProperties*/
){
void ExportScenePbrt(const char *pFile, IOSystem *pIOSystem, const aiScene *pScene,
const ExportProperties *) {
std::string path = DefaultIOSystem::absolutePath(std::string(pFile));
std::string file = DefaultIOSystem::completeBaseName(std::string(pFile));
path = path + file + ".pbrt";
// initialize the exporter
PbrtExporter exporter(pScene, pIOSystem, path, file);
}
} // end of namespace Assimp
// Constructor
static void create_embedded_textures_folder(const aiScene *scene, IOSystem *pIOSystem) {
if (scene->mNumTextures > 0) {
if (!pIOSystem->Exists("textures")) {
if (!pIOSystem->CreateDirectory("textures")) {
throw DeadlyExportError("Could not create textures/ directory.");
}
}
}
}
PbrtExporter::PbrtExporter(
const aiScene *pScene, IOSystem *pIOSystem,
const std::string &path, const std::string &file) :
mScene(pScene),
mIOSystem(pIOSystem),
mPath(path),
mFile(file) {
mFile(file),
mRootTransform(
// rotates the (already left-handed) CRS -90 degrees around the x axis in order to
// make +Z 'up' and +Y 'towards viewer', as in default in pbrt
1.f, 0.f, 0.f, 0.f, //
0.f, 0.f, -1.f, 0.f, //
0.f, 1.f, 0.f, 0.f, //
0.f, 0.f, 0.f, 1.f //
) {
mRootTransform = aiMatrix4x4(
-1.f, 0, 0.f, 0.f, //
0.0f, -1.f, 0.f, 0.f, //
0.f, 0.f, 1.f, 0.f, //
0.f, 0.f, 0.f, 1.f //
) * mRootTransform;
// Export embedded textures.
if (mScene->mNumTextures > 0)
if (!mIOSystem->CreateDirectory("textures"))
throw DeadlyExportError("Could not create textures/ directory.");
create_embedded_textures_folder(mScene, mIOSystem);
for (unsigned int i = 0; i < mScene->mNumTextures; ++i) {
aiTexture* tex = mScene->mTextures[i];
std::string fn = CleanTextureFilename(tex->mFilename, false);
@ -161,9 +181,6 @@ PbrtExporter::PbrtExporter(
outfile->Write(mOutput.str().c_str(), mOutput.str().length(), 1);
}
// Destructor
PbrtExporter::~PbrtExporter() = default;
void PbrtExporter::WriteMetaData() {
mOutput << "#############################\n";
mOutput << "# Scene metadata:\n";
@ -260,7 +277,7 @@ aiMatrix4x4 PbrtExporter::GetNodeTransform(const aiString &name) const {
node = node->mParent;
}
}
return m;
return mRootTransform * m;
}
std::string PbrtExporter::TransformAsString(const aiMatrix4x4 &m) {
@ -309,7 +326,7 @@ void PbrtExporter::WriteCamera(int i) {
// Get camera fov
float hfov = AI_RAD_TO_DEG(camera->mHorizontalFOV);
float fov = (aspect >= 1.0) ? hfov : (hfov * aspect);
float fov = (aspect >= 1.0) ? hfov : (hfov / aspect);
if (fov < 5) {
std::cerr << fov << ": suspiciously low field of view specified by camera. Setting to 45 degrees.\n";
fov = 45;
@ -327,7 +344,7 @@ void PbrtExporter::WriteCamera(int i) {
if (!cameraActive)
mOutput << "# ";
mOutput << "Scale -1 1 1\n"; // right handed -> left handed
mOutput << "Scale 1 1 1\n";
if (!cameraActive)
mOutput << "# ";
mOutput << "LookAt "
@ -383,8 +400,8 @@ void PbrtExporter::WriteWorldDefinition() {
}
mOutput << "# Geometry\n\n";
aiMatrix4x4 worldFromObject;
WriteGeometricObjects(mScene->mRootNode, worldFromObject, meshUses);
WriteGeometricObjects(mScene->mRootNode, mRootTransform, meshUses);
}
void PbrtExporter::WriteTextures() {
@ -783,10 +800,20 @@ void PbrtExporter::WriteLights() {
void PbrtExporter::WriteMesh(aiMesh* mesh) {
mOutput << "# - Mesh: ";
const char* mName;
if (mesh->mName == aiString(""))
mOutput << "<No Name>\n";
mName = "<No Name>";
else
mOutput << mesh->mName.C_Str() << "\n";
mName = mesh->mName.C_Str();
mOutput << mName << "\n";
// Check if any types other than tri
if ( (mesh->mPrimitiveTypes & aiPrimitiveType_POINT)
|| (mesh->mPrimitiveTypes & aiPrimitiveType_LINE)
|| (mesh->mPrimitiveTypes & aiPrimitiveType_POLYGON)) {
std::cerr << "Error: ignoring point / line / polygon mesh " << mName << ".\n";
return;
}
mOutput << "AttributeBegin\n";
aiMaterial* material = mScene->mMaterials[mesh->mMaterialIndex];
@ -799,14 +826,6 @@ void PbrtExporter::WriteMesh(aiMesh* mesh) {
mOutput << " AreaLightSource \"diffuse\" \"rgb L\" [ " << emission.r <<
" " << emission.g << " " << emission.b << " ]\n";
// Check if any types other than tri
if ( (mesh->mPrimitiveTypes & aiPrimitiveType_POINT)
|| (mesh->mPrimitiveTypes & aiPrimitiveType_LINE)
|| (mesh->mPrimitiveTypes & aiPrimitiveType_POLYGON)) {
std::cerr << "Error: ignoring point / line / polygon mesh " << mesh->mName.C_Str() << ".\n";
return;
}
// Alpha mask
std::string alpha;
aiString opacityTexture;