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authorsanine <sanine.not@pm.me>2023-02-12 23:53:22 -0600
committersanine <sanine.not@pm.me>2023-02-12 23:53:22 -0600
commitf1fe73d1909a2448a004a88362a1a532d0d4f7c3 (patch)
treeab37ae3837e2f858de2932bcee9f26e69fab3db1 /libs/assimp/code/AssetLib/ASE/ASELoader.cpp
parentf567ea1e2798fd3156a416e61f083ea3e6b95719 (diff)
switch to tinyobj and nanovg from assimp and cairo
Diffstat (limited to 'libs/assimp/code/AssetLib/ASE/ASELoader.cpp')
-rw-r--r--libs/assimp/code/AssetLib/ASE/ASELoader.cpp1288
1 files changed, 0 insertions, 1288 deletions
diff --git a/libs/assimp/code/AssetLib/ASE/ASELoader.cpp b/libs/assimp/code/AssetLib/ASE/ASELoader.cpp
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--- a/libs/assimp/code/AssetLib/ASE/ASELoader.cpp
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@@ -1,1288 +0,0 @@
-/*
----------------------------------------------------------------------------
-Open Asset Import Library (assimp)
----------------------------------------------------------------------------
-
-Copyright (c) 2006-2022, assimp team
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the following
-conditions are met:
-
-* Redistributions of source code must retain the above
- copyright notice, this list of conditions and the
- following disclaimer.
-
-* Redistributions in binary form must reproduce the above
- copyright notice, this list of conditions and the
- following disclaimer in the documentation and/or other
- materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
- contributors may be used to endorse or promote products
- derived from this software without specific prior
- written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------------
-*/
-
-/** @file ASELoader.cpp
- * @brief Implementation of the ASE importer class
- */
-
-#ifndef ASSIMP_BUILD_NO_ASE_IMPORTER
-
-#ifndef ASSIMP_BUILD_NO_3DS_IMPORTER
-
-// internal headers
-#include "ASELoader.h"
-#include "Common/TargetAnimation.h"
-#include <assimp/SkeletonMeshBuilder.h>
-#include <assimp/StringComparison.h>
-
-#include <assimp/importerdesc.h>
-#include <assimp/scene.h>
-#include <assimp/DefaultLogger.hpp>
-#include <assimp/IOSystem.hpp>
-#include <assimp/Importer.hpp>
-
-#include <memory>
-
-// utilities
-#include <assimp/fast_atof.h>
-
-using namespace Assimp;
-using namespace Assimp::ASE;
-
-static const aiImporterDesc desc = {
- "ASE Importer",
- "",
- "",
- "Similar to 3DS but text-encoded",
- aiImporterFlags_SupportTextFlavour,
- 0,
- 0,
- 0,
- 0,
- "ase ask"
-};
-
-// ------------------------------------------------------------------------------------------------
-// Constructor to be privately used by Importer
-ASEImporter::ASEImporter() :
- mParser(), mBuffer(), pcScene(), configRecomputeNormals(), noSkeletonMesh() {
- // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-// Destructor, private as well
-ASEImporter::~ASEImporter() {
- // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-// Returns whether the class can handle the format of the given file.
-bool ASEImporter::CanRead(const std::string &pFile, IOSystem *pIOHandler, bool /*checkSig*/) const {
- static const char *tokens[] = { "*3dsmax_asciiexport" };
- return SearchFileHeaderForToken(pIOHandler, pFile, tokens, AI_COUNT_OF(tokens));
-}
-
-// ------------------------------------------------------------------------------------------------
-// Loader meta information
-const aiImporterDesc *ASEImporter::GetInfo() const {
- return &desc;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Setup configuration options
-void ASEImporter::SetupProperties(const Importer *pImp) {
- configRecomputeNormals = (pImp->GetPropertyInteger(
- AI_CONFIG_IMPORT_ASE_RECONSTRUCT_NORMALS, 1) ?
- true :
- false);
-
- noSkeletonMesh = pImp->GetPropertyInteger(AI_CONFIG_IMPORT_NO_SKELETON_MESHES, 0) != 0;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Imports the given file into the given scene structure.
-void ASEImporter::InternReadFile(const std::string &pFile,
- aiScene *pScene, IOSystem *pIOHandler) {
- std::unique_ptr<IOStream> file(pIOHandler->Open(pFile, "rb"));
-
- // Check whether we can read from the file
- if (file.get() == nullptr) {
- throw DeadlyImportError("Failed to open ASE file ", pFile, ".");
- }
-
- // Allocate storage and copy the contents of the file to a memory buffer
- std::vector<char> mBuffer2;
- TextFileToBuffer(file.get(), mBuffer2);
-
- this->mBuffer = &mBuffer2[0];
- this->pcScene = pScene;
-
- // ------------------------------------------------------------------
- // Guess the file format by looking at the extension
- // ASC is considered to be the older format 110,
- // ASE is the actual version 200 (that is currently written by max)
- // ------------------------------------------------------------------
- unsigned int defaultFormat;
- std::string::size_type s = pFile.length() - 1;
- switch (pFile.c_str()[s]) {
-
- case 'C':
- case 'c':
- defaultFormat = AI_ASE_OLD_FILE_FORMAT;
- break;
- default:
- defaultFormat = AI_ASE_NEW_FILE_FORMAT;
- };
-
- // Construct an ASE parser and parse the file
- ASE::Parser parser(mBuffer, defaultFormat);
- mParser = &parser;
- mParser->Parse();
-
- //------------------------------------------------------------------
- // Check whether we god at least one mesh. If we did - generate
- // materials and copy meshes.
- // ------------------------------------------------------------------
- if (!mParser->m_vMeshes.empty()) {
-
- // If absolutely no material has been loaded from the file
- // we need to generate a default material
- GenerateDefaultMaterial();
-
- // process all meshes
- bool tookNormals = false;
- std::vector<aiMesh *> avOutMeshes;
- avOutMeshes.reserve(mParser->m_vMeshes.size() * 2);
- for (std::vector<ASE::Mesh>::iterator i = mParser->m_vMeshes.begin(); i != mParser->m_vMeshes.end(); ++i) {
- if ((*i).bSkip) {
- continue;
- }
- BuildUniqueRepresentation(*i);
-
- // Need to generate proper vertex normals if necessary
- if (GenerateNormals(*i)) {
- tookNormals = true;
- }
-
- // Convert all meshes to aiMesh objects
- ConvertMeshes(*i, avOutMeshes);
- }
- if (tookNormals) {
- ASSIMP_LOG_DEBUG("ASE: Taking normals from the file. Use "
- "the AI_CONFIG_IMPORT_ASE_RECONSTRUCT_NORMALS setting if you "
- "experience problems");
- }
-
- // Now build the output mesh list. Remove dummies
- pScene->mNumMeshes = (unsigned int)avOutMeshes.size();
- aiMesh **pp = pScene->mMeshes = new aiMesh *[pScene->mNumMeshes];
- for (std::vector<aiMesh *>::const_iterator i = avOutMeshes.begin(); i != avOutMeshes.end(); ++i) {
- if (!(*i)->mNumFaces) {
- continue;
- }
- *pp++ = *i;
- }
- pScene->mNumMeshes = (unsigned int)(pp - pScene->mMeshes);
-
- // Build final material indices (remove submaterials and setup
- // the final list)
- BuildMaterialIndices();
- }
-
- // ------------------------------------------------------------------
- // Copy all scene graph nodes - lights, cameras, dummies and meshes
- // into one huge list.
- //------------------------------------------------------------------
- std::vector<BaseNode *> nodes;
- nodes.reserve(mParser->m_vMeshes.size() + mParser->m_vLights.size() + mParser->m_vCameras.size() + mParser->m_vDummies.size());
-
- // Lights
- for (auto &light : mParser->m_vLights)
- nodes.push_back(&light);
- // Cameras
- for (auto &camera : mParser->m_vCameras)
- nodes.push_back(&camera);
- // Meshes
- for (auto &mesh : mParser->m_vMeshes)
- nodes.push_back(&mesh);
- // Dummies
- for (auto &dummy : mParser->m_vDummies)
- nodes.push_back(&dummy);
-
- // build the final node graph
- BuildNodes(nodes);
-
- // build output animations
- BuildAnimations(nodes);
-
- // build output cameras
- BuildCameras();
-
- // build output lights
- BuildLights();
-
- // ------------------------------------------------------------------
- // If we have no meshes use the SkeletonMeshBuilder helper class
- // to build a mesh for the animation skeleton
- // FIXME: very strange results
- // ------------------------------------------------------------------
- if (!pScene->mNumMeshes) {
- pScene->mFlags |= AI_SCENE_FLAGS_INCOMPLETE;
- if (!noSkeletonMesh) {
- SkeletonMeshBuilder skeleton(pScene);
- }
- }
-}
-// ------------------------------------------------------------------------------------------------
-void ASEImporter::GenerateDefaultMaterial() {
- ai_assert(nullptr != mParser);
-
- bool bHas = false;
- for (std::vector<ASE::Mesh>::iterator i = mParser->m_vMeshes.begin(); i != mParser->m_vMeshes.end(); ++i) {
- if ((*i).bSkip) continue;
- if (ASE::Face::DEFAULT_MATINDEX == (*i).iMaterialIndex) {
- (*i).iMaterialIndex = (unsigned int)mParser->m_vMaterials.size();
- bHas = true;
- }
- }
- if (bHas || mParser->m_vMaterials.empty()) {
- // add a simple material without submaterials to the parser's list
- mParser->m_vMaterials.push_back(ASE::Material(AI_DEFAULT_MATERIAL_NAME));
- ASE::Material &mat = mParser->m_vMaterials.back();
-
- mat.mDiffuse = aiColor3D(0.6f, 0.6f, 0.6f);
- mat.mSpecular = aiColor3D(1.0f, 1.0f, 1.0f);
- mat.mAmbient = aiColor3D(0.05f, 0.05f, 0.05f);
- mat.mShading = Discreet3DS::Gouraud;
- }
-}
-
-// ------------------------------------------------------------------------------------------------
-void ASEImporter::BuildAnimations(const std::vector<BaseNode *> &nodes) {
- // check whether we have at least one mesh which has animations
- std::vector<ASE::BaseNode *>::const_iterator i = nodes.begin();
- unsigned int iNum = 0;
- for (; i != nodes.end(); ++i) {
-
- // TODO: Implement Bezier & TCB support
- if ((*i)->mAnim.mPositionType != ASE::Animation::TRACK) {
- ASSIMP_LOG_WARN("ASE: Position controller uses Bezier/TCB keys. "
- "This is not supported.");
- }
- if ((*i)->mAnim.mRotationType != ASE::Animation::TRACK) {
- ASSIMP_LOG_WARN("ASE: Rotation controller uses Bezier/TCB keys. "
- "This is not supported.");
- }
- if ((*i)->mAnim.mScalingType != ASE::Animation::TRACK) {
- ASSIMP_LOG_WARN("ASE: Position controller uses Bezier/TCB keys. "
- "This is not supported.");
- }
-
- // We compare against 1 here - firstly one key is not
- // really an animation and secondly MAX writes dummies
- // that represent the node transformation.
- if ((*i)->mAnim.akeyPositions.size() > 1 || (*i)->mAnim.akeyRotations.size() > 1 || (*i)->mAnim.akeyScaling.size() > 1) {
- ++iNum;
- }
- if ((*i)->mTargetAnim.akeyPositions.size() > 1 && is_not_qnan((*i)->mTargetPosition.x)) {
- ++iNum;
- }
- }
- if (iNum) {
- // Generate a new animation channel and setup everything for it
- pcScene->mNumAnimations = 1;
- pcScene->mAnimations = new aiAnimation *[1];
- aiAnimation *pcAnim = pcScene->mAnimations[0] = new aiAnimation();
- pcAnim->mNumChannels = iNum;
- pcAnim->mChannels = new aiNodeAnim *[iNum];
- pcAnim->mTicksPerSecond = mParser->iFrameSpeed * mParser->iTicksPerFrame;
-
- iNum = 0;
-
- // Now iterate through all meshes and collect all data we can find
- for (i = nodes.begin(); i != nodes.end(); ++i) {
-
- ASE::BaseNode *me = *i;
- if (me->mTargetAnim.akeyPositions.size() > 1 && is_not_qnan(me->mTargetPosition.x)) {
- // Generate an extra channel for the camera/light target.
- // BuildNodes() does also generate an extra node, named
- // <baseName>.Target.
- aiNodeAnim *nd = pcAnim->mChannels[iNum++] = new aiNodeAnim();
- nd->mNodeName.Set(me->mName + ".Target");
-
- // If there is no input position channel we will need
- // to supply the default position from the node's
- // local transformation matrix.
- /*TargetAnimationHelper helper;
- if (me->mAnim.akeyPositions.empty())
- {
- aiMatrix4x4& mat = (*i)->mTransform;
- helper.SetFixedMainAnimationChannel(aiVector3D(
- mat.a4, mat.b4, mat.c4));
- }
- else helper.SetMainAnimationChannel (&me->mAnim.akeyPositions);
- helper.SetTargetAnimationChannel (&me->mTargetAnim.akeyPositions);
-
- helper.Process(&me->mTargetAnim.akeyPositions);*/
-
- // Allocate the key array and fill it
- nd->mNumPositionKeys = (unsigned int)me->mTargetAnim.akeyPositions.size();
- nd->mPositionKeys = new aiVectorKey[nd->mNumPositionKeys];
-
- ::memcpy(nd->mPositionKeys, &me->mTargetAnim.akeyPositions[0],
- nd->mNumPositionKeys * sizeof(aiVectorKey));
- }
-
- if (me->mAnim.akeyPositions.size() > 1 || me->mAnim.akeyRotations.size() > 1 || me->mAnim.akeyScaling.size() > 1) {
- // Begin a new node animation channel for this node
- aiNodeAnim *nd = pcAnim->mChannels[iNum++] = new aiNodeAnim();
- nd->mNodeName.Set(me->mName);
-
- // copy position keys
- if (me->mAnim.akeyPositions.size() > 1) {
- // Allocate the key array and fill it
- nd->mNumPositionKeys = (unsigned int)me->mAnim.akeyPositions.size();
- nd->mPositionKeys = new aiVectorKey[nd->mNumPositionKeys];
-
- ::memcpy(nd->mPositionKeys, &me->mAnim.akeyPositions[0],
- nd->mNumPositionKeys * sizeof(aiVectorKey));
- }
- // copy rotation keys
- if (me->mAnim.akeyRotations.size() > 1) {
- // Allocate the key array and fill it
- nd->mNumRotationKeys = (unsigned int)me->mAnim.akeyRotations.size();
- nd->mRotationKeys = new aiQuatKey[nd->mNumRotationKeys];
-
- // --------------------------------------------------------------------
- // Rotation keys are offsets to the previous keys.
- // We have the quaternion representations of all
- // of them, so we just need to concatenate all
- // (unit-length) quaternions to get the absolute
- // rotations.
- // Rotation keys are ABSOLUTE for older files
- // --------------------------------------------------------------------
-
- aiQuaternion cur;
- for (unsigned int a = 0; a < nd->mNumRotationKeys; ++a) {
- aiQuatKey q = me->mAnim.akeyRotations[a];
-
- if (mParser->iFileFormat > 110) {
- cur = (a ? cur * q.mValue : q.mValue);
- q.mValue = cur.Normalize();
- }
- nd->mRotationKeys[a] = q;
-
- // need this to get to Assimp quaternion conventions
- nd->mRotationKeys[a].mValue.w *= -1.f;
- }
- }
- // copy scaling keys
- if (me->mAnim.akeyScaling.size() > 1) {
- // Allocate the key array and fill it
- nd->mNumScalingKeys = (unsigned int)me->mAnim.akeyScaling.size();
- nd->mScalingKeys = new aiVectorKey[nd->mNumScalingKeys];
-
- ::memcpy(nd->mScalingKeys, &me->mAnim.akeyScaling[0],
- nd->mNumScalingKeys * sizeof(aiVectorKey));
- }
- }
- }
- }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Build output cameras
-void ASEImporter::BuildCameras() {
- if (!mParser->m_vCameras.empty()) {
- pcScene->mNumCameras = (unsigned int)mParser->m_vCameras.size();
- pcScene->mCameras = new aiCamera *[pcScene->mNumCameras];
-
- for (unsigned int i = 0; i < pcScene->mNumCameras; ++i) {
- aiCamera *out = pcScene->mCameras[i] = new aiCamera();
- ASE::Camera &in = mParser->m_vCameras[i];
-
- // copy members
- out->mClipPlaneFar = in.mFar;
- out->mClipPlaneNear = (in.mNear ? in.mNear : 0.1f);
- out->mHorizontalFOV = in.mFOV;
-
- out->mName.Set(in.mName);
- }
- }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Build output lights
-void ASEImporter::BuildLights() {
- if (!mParser->m_vLights.empty()) {
- pcScene->mNumLights = (unsigned int)mParser->m_vLights.size();
- pcScene->mLights = new aiLight *[pcScene->mNumLights];
-
- for (unsigned int i = 0; i < pcScene->mNumLights; ++i) {
- aiLight *out = pcScene->mLights[i] = new aiLight();
- ASE::Light &in = mParser->m_vLights[i];
-
- // The direction is encoded in the transformation matrix of the node.
- // In 3DS MAX the light source points into negative Z direction if
- // the node transformation is the identity.
- out->mDirection = aiVector3D(0.f, 0.f, -1.f);
-
- out->mName.Set(in.mName);
- switch (in.mLightType) {
- case ASE::Light::TARGET:
- out->mType = aiLightSource_SPOT;
- out->mAngleInnerCone = AI_DEG_TO_RAD(in.mAngle);
- out->mAngleOuterCone = (in.mFalloff ? AI_DEG_TO_RAD(in.mFalloff) : out->mAngleInnerCone);
- break;
-
- case ASE::Light::DIRECTIONAL:
- out->mType = aiLightSource_DIRECTIONAL;
- break;
-
- default:
- //case ASE::Light::OMNI:
- out->mType = aiLightSource_POINT;
- break;
- };
- out->mColorDiffuse = out->mColorSpecular = in.mColor * in.mIntensity;
- }
- }
-}
-
-// ------------------------------------------------------------------------------------------------
-void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes,
- aiNode *pcParent, const char *szName) {
- aiMatrix4x4 m;
- AddNodes(nodes, pcParent, szName, m);
-}
-
-// ------------------------------------------------------------------------------------------------
-// Add meshes to a given node
-void ASEImporter::AddMeshes(const ASE::BaseNode *snode, aiNode *node) {
- for (unsigned int i = 0; i < pcScene->mNumMeshes; ++i) {
- // Get the name of the mesh (the mesh instance has been temporarily stored in the third vertex color)
- const aiMesh *pcMesh = pcScene->mMeshes[i];
- const ASE::Mesh *mesh = (const ASE::Mesh *)pcMesh->mColors[2];
-
- if (mesh == snode) {
- ++node->mNumMeshes;
- }
- }
-
- if (node->mNumMeshes) {
- node->mMeshes = new unsigned int[node->mNumMeshes];
- for (unsigned int i = 0, p = 0; i < pcScene->mNumMeshes; ++i) {
-
- const aiMesh *pcMesh = pcScene->mMeshes[i];
- const ASE::Mesh *mesh = (const ASE::Mesh *)pcMesh->mColors[2];
- if (mesh == snode) {
- node->mMeshes[p++] = i;
-
- // Transform all vertices of the mesh back into their local space ->
- // at the moment they are pretransformed
- aiMatrix4x4 m = mesh->mTransform;
- m.Inverse();
-
- aiVector3D *pvCurPtr = pcMesh->mVertices;
- const aiVector3D *pvEndPtr = pvCurPtr + pcMesh->mNumVertices;
- while (pvCurPtr != pvEndPtr) {
- *pvCurPtr = m * (*pvCurPtr);
- pvCurPtr++;
- }
-
- // Do the same for the normal vectors, if we have them.
- // As always, inverse transpose.
- if (pcMesh->mNormals) {
- aiMatrix3x3 m3 = aiMatrix3x3(mesh->mTransform);
- m3.Transpose();
-
- pvCurPtr = pcMesh->mNormals;
- pvEndPtr = pvCurPtr + pcMesh->mNumVertices;
- while (pvCurPtr != pvEndPtr) {
- *pvCurPtr = m3 * (*pvCurPtr);
- pvCurPtr++;
- }
- }
- }
- }
- }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Add child nodes to a given parent node
-void ASEImporter::AddNodes(const std::vector<BaseNode *> &nodes,
- aiNode *pcParent, const char *szName,
- const aiMatrix4x4 &mat) {
- const size_t len = szName ? ::strlen(szName) : 0;
- ai_assert(4 <= AI_MAX_NUMBER_OF_COLOR_SETS);
-
- // Receives child nodes for the pcParent node
- std::vector<aiNode *> apcNodes;
-
- // Now iterate through all nodes in the scene and search for one
- // which has *us* as parent.
- for (std::vector<BaseNode *>::const_iterator it = nodes.begin(), end = nodes.end(); it != end; ++it) {
- const BaseNode *snode = *it;
- if (szName) {
- if (len != snode->mParent.length() || ::strcmp(szName, snode->mParent.c_str()))
- continue;
- } else if (snode->mParent.length())
- continue;
-
- (*it)->mProcessed = true;
-
- // Allocate a new node and add it to the output data structure
- apcNodes.push_back(new aiNode());
- aiNode *node = apcNodes.back();
-
- node->mName.Set((snode->mName.length() ? snode->mName.c_str() : "Unnamed_Node"));
- node->mParent = pcParent;
-
- // Setup the transformation matrix of the node
- aiMatrix4x4 mParentAdjust = mat;
- mParentAdjust.Inverse();
- node->mTransformation = mParentAdjust * snode->mTransform;
-
- // Add sub nodes - prevent stack overflow due to recursive parenting
- if (node->mName != node->mParent->mName && node->mName != node->mParent->mParent->mName) {
- AddNodes(nodes, node, node->mName.data, snode->mTransform);
- }
-
- // Further processing depends on the type of the node
- if (snode->mType == ASE::BaseNode::Mesh) {
- // If the type of this node is "Mesh" we need to search
- // the list of output meshes in the data structure for
- // all those that belonged to this node once. This is
- // slightly inconvinient here and a better solution should
- // be used when this code is refactored next.
- AddMeshes(snode, node);
- } else if (is_not_qnan(snode->mTargetPosition.x)) {
- // If this is a target camera or light we generate a small
- // child node which marks the position of the camera
- // target (the direction information is contained in *this*
- // node's animation track but the exact target position
- // would be lost otherwise)
- if (!node->mNumChildren) {
- node->mChildren = new aiNode *[1];
- }
-
- aiNode *nd = new aiNode();
-
- nd->mName.Set(snode->mName + ".Target");
-
- nd->mTransformation.a4 = snode->mTargetPosition.x - snode->mTransform.a4;
- nd->mTransformation.b4 = snode->mTargetPosition.y - snode->mTransform.b4;
- nd->mTransformation.c4 = snode->mTargetPosition.z - snode->mTransform.c4;
-
- nd->mParent = node;
-
- // The .Target node is always the first child node
- for (unsigned int m = 0; m < node->mNumChildren; ++m)
- node->mChildren[m + 1] = node->mChildren[m];
-
- node->mChildren[0] = nd;
- node->mNumChildren++;
-
- // What we did is so great, it is at least worth a debug message
- ASSIMP_LOG_VERBOSE_DEBUG("ASE: Generating separate target node (", snode->mName, ")");
- }
- }
-
- // Allocate enough space for the child nodes
- // We allocate one slot more in case this is a target camera/light
- pcParent->mNumChildren = (unsigned int)apcNodes.size();
- if (pcParent->mNumChildren) {
- pcParent->mChildren = new aiNode *[apcNodes.size() + 1 /* PLUS ONE !!! */];
-
- // now build all nodes for our nice new children
- for (unsigned int p = 0; p < apcNodes.size(); ++p)
- pcParent->mChildren[p] = apcNodes[p];
- }
- return;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Build the output node graph
-void ASEImporter::BuildNodes(std::vector<BaseNode *> &nodes) {
- ai_assert(nullptr != pcScene);
-
- // allocate the one and only root node
- aiNode *root = pcScene->mRootNode = new aiNode();
- root->mName.Set("<ASERoot>");
-
- // Setup the coordinate system transformation
- pcScene->mRootNode->mNumChildren = 1;
- pcScene->mRootNode->mChildren = new aiNode *[1];
- aiNode *ch = pcScene->mRootNode->mChildren[0] = new aiNode();
- ch->mParent = root;
-
- // Change the transformation matrix of all nodes
- for (BaseNode *node : nodes) {
- aiMatrix4x4 &m = node->mTransform;
- m.Transpose(); // row-order vs column-order
- }
-
- // add all nodes
- AddNodes(nodes, ch, nullptr);
-
- // now iterate through al nodes and find those that have not yet
- // been added to the nodegraph (= their parent could not be recognized)
- std::vector<const BaseNode *> aiList;
- for (std::vector<BaseNode *>::iterator it = nodes.begin(), end = nodes.end(); it != end; ++it) {
- if ((*it)->mProcessed) {
- continue;
- }
-
- // check whether our parent is known
- bool bKnowParent = false;
-
- // search the list another time, starting *here* and try to find out whether
- // there is a node that references *us* as a parent
- for (std::vector<BaseNode *>::const_iterator it2 = nodes.begin(); it2 != end; ++it2) {
- if (it2 == it) {
- continue;
- }
-
- if ((*it2)->mName == (*it)->mParent) {
- bKnowParent = true;
- break;
- }
- }
- if (!bKnowParent) {
- aiList.push_back(*it);
- }
- }
-
- // Are there any orphaned nodes?
- if (!aiList.empty()) {
- std::vector<aiNode *> apcNodes;
- apcNodes.reserve(aiList.size() + pcScene->mRootNode->mNumChildren);
-
- for (unsigned int i = 0; i < pcScene->mRootNode->mNumChildren; ++i)
- apcNodes.push_back(pcScene->mRootNode->mChildren[i]);
-
- delete[] pcScene->mRootNode->mChildren;
- for (std::vector<const BaseNode *>::/*const_*/ iterator i = aiList.begin(); i != aiList.end(); ++i) {
- const ASE::BaseNode *src = *i;
-
- // The parent is not known, so we can assume that we must add
- // this node to the root node of the whole scene
- aiNode *pcNode = new aiNode();
- pcNode->mParent = pcScene->mRootNode;
- pcNode->mName.Set(src->mName);
- AddMeshes(src, pcNode);
- AddNodes(nodes, pcNode, pcNode->mName.data);
- apcNodes.push_back(pcNode);
- }
-
- // Regenerate our output array
- pcScene->mRootNode->mChildren = new aiNode *[apcNodes.size()];
- for (unsigned int i = 0; i < apcNodes.size(); ++i)
- pcScene->mRootNode->mChildren[i] = apcNodes[i];
-
- pcScene->mRootNode->mNumChildren = (unsigned int)apcNodes.size();
- }
-
- // Reset the third color set to nullptr - we used this field to store a temporary pointer
- for (unsigned int i = 0; i < pcScene->mNumMeshes; ++i)
- pcScene->mMeshes[i]->mColors[2] = nullptr;
-
- // The root node should not have at least one child or the file is valid
- if (!pcScene->mRootNode->mNumChildren) {
- throw DeadlyImportError("ASE: No nodes loaded. The file is either empty or corrupt");
- }
-
- // Now rotate the whole scene 90 degrees around the x axis to convert to internal coordinate system
- pcScene->mRootNode->mTransformation = aiMatrix4x4(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);
-}
-
-// ------------------------------------------------------------------------------------------------
-// Convert the imported data to the internal verbose representation
-void ASEImporter::BuildUniqueRepresentation(ASE::Mesh &mesh) {
- // allocate output storage
- std::vector<aiVector3D> mPositions;
- std::vector<aiVector3D> amTexCoords[AI_MAX_NUMBER_OF_TEXTURECOORDS];
- std::vector<aiColor4D> mVertexColors;
- std::vector<aiVector3D> mNormals;
- std::vector<BoneVertex> mBoneVertices;
-
- unsigned int iSize = (unsigned int)mesh.mFaces.size() * 3;
- mPositions.resize(iSize);
-
- // optional texture coordinates
- for (unsigned int i = 0; i < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++i) {
- if (!mesh.amTexCoords[i].empty()) {
- amTexCoords[i].resize(iSize);
- }
- }
- // optional vertex colors
- if (!mesh.mVertexColors.empty()) {
- mVertexColors.resize(iSize);
- }
-
- // optional vertex normals (vertex normals can simply be copied)
- if (!mesh.mNormals.empty()) {
- mNormals.resize(iSize);
- }
- // bone vertices. There is no need to change the bone list
- if (!mesh.mBoneVertices.empty()) {
- mBoneVertices.resize(iSize);
- }
-
- // iterate through all faces in the mesh
- unsigned int iCurrent = 0, fi = 0;
- for (std::vector<ASE::Face>::iterator i = mesh.mFaces.begin(); i != mesh.mFaces.end(); ++i, ++fi) {
- for (unsigned int n = 0; n < 3; ++n, ++iCurrent) {
- mPositions[iCurrent] = mesh.mPositions[(*i).mIndices[n]];
-
- // add texture coordinates
- for (unsigned int c = 0; c < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++c) {
- if (mesh.amTexCoords[c].empty()) break;
- amTexCoords[c][iCurrent] = mesh.amTexCoords[c][(*i).amUVIndices[c][n]];
- }
- // add vertex colors
- if (!mesh.mVertexColors.empty()) {
- mVertexColors[iCurrent] = mesh.mVertexColors[(*i).mColorIndices[n]];
- }
- // add normal vectors
- if (!mesh.mNormals.empty()) {
- mNormals[iCurrent] = mesh.mNormals[fi * 3 + n];
- mNormals[iCurrent].Normalize();
- }
-
- // handle bone vertices
- if ((*i).mIndices[n] < mesh.mBoneVertices.size()) {
- // (sometimes this will cause bone verts to be duplicated
- // however, I' quite sure Schrompf' JoinVerticesStep
- // will fix that again ...)
- mBoneVertices[iCurrent] = mesh.mBoneVertices[(*i).mIndices[n]];
- }
- (*i).mIndices[n] = iCurrent;
- }
- }
-
- // replace the old arrays
- mesh.mNormals = mNormals;
- mesh.mPositions = mPositions;
- mesh.mVertexColors = mVertexColors;
-
- for (unsigned int c = 0; c < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++c)
- mesh.amTexCoords[c] = amTexCoords[c];
-}
-
-// ------------------------------------------------------------------------------------------------
-// Copy a texture from the ASE structs to the output material
-void CopyASETexture(aiMaterial &mat, ASE::Texture &texture, aiTextureType type) {
- // Setup the texture name
- aiString tex;
- tex.Set(texture.mMapName);
- mat.AddProperty(&tex, AI_MATKEY_TEXTURE(type, 0));
-
- // Setup the texture blend factor
- if (is_not_qnan(texture.mTextureBlend))
- mat.AddProperty<ai_real>(&texture.mTextureBlend, 1, AI_MATKEY_TEXBLEND(type, 0));
-
- // Setup texture UV transformations
- mat.AddProperty<ai_real>(&texture.mOffsetU, 5, AI_MATKEY_UVTRANSFORM(type, 0));
-}
-
-// ------------------------------------------------------------------------------------------------
-// Convert from ASE material to output material
-void ASEImporter::ConvertMaterial(ASE::Material &mat) {
- // LARGE TODO: Much code her is copied from 3DS ... join them maybe?
-
- // Allocate the output material
- mat.pcInstance = new aiMaterial();
-
- // At first add the base ambient color of the
- // scene to the material
- mat.mAmbient.r += mParser->m_clrAmbient.r;
- mat.mAmbient.g += mParser->m_clrAmbient.g;
- mat.mAmbient.b += mParser->m_clrAmbient.b;
-
- aiString name;
- name.Set(mat.mName);
- mat.pcInstance->AddProperty(&name, AI_MATKEY_NAME);
-
- // material colors
- mat.pcInstance->AddProperty(&mat.mAmbient, 1, AI_MATKEY_COLOR_AMBIENT);
- mat.pcInstance->AddProperty(&mat.mDiffuse, 1, AI_MATKEY_COLOR_DIFFUSE);
- mat.pcInstance->AddProperty(&mat.mSpecular, 1, AI_MATKEY_COLOR_SPECULAR);
- mat.pcInstance->AddProperty(&mat.mEmissive, 1, AI_MATKEY_COLOR_EMISSIVE);
-
- // shininess
- if (0.0f != mat.mSpecularExponent && 0.0f != mat.mShininessStrength) {
- mat.pcInstance->AddProperty(&mat.mSpecularExponent, 1, AI_MATKEY_SHININESS);
- mat.pcInstance->AddProperty(&mat.mShininessStrength, 1, AI_MATKEY_SHININESS_STRENGTH);
- }
- // If there is no shininess, we can disable phong lighting
- else if (D3DS::Discreet3DS::Metal == mat.mShading ||
- D3DS::Discreet3DS::Phong == mat.mShading ||
- D3DS::Discreet3DS::Blinn == mat.mShading) {
- mat.mShading = D3DS::Discreet3DS::Gouraud;
- }
-
- // opacity
- mat.pcInstance->AddProperty<ai_real>(&mat.mTransparency, 1, AI_MATKEY_OPACITY);
-
- // Two sided rendering?
- if (mat.mTwoSided) {
- int i = 1;
- mat.pcInstance->AddProperty<int>(&i, 1, AI_MATKEY_TWOSIDED);
- }
-
- // shading mode
- aiShadingMode eShading = aiShadingMode_NoShading;
- switch (mat.mShading) {
- case D3DS::Discreet3DS::Flat:
- eShading = aiShadingMode_Flat;
- break;
- case D3DS::Discreet3DS::Phong:
- eShading = aiShadingMode_Phong;
- break;
- case D3DS::Discreet3DS::Blinn:
- eShading = aiShadingMode_Blinn;
- break;
-
- // I don't know what "Wire" shading should be,
- // assume it is simple lambertian diffuse (L dot N) shading
- case D3DS::Discreet3DS::Wire: {
- // set the wireframe flag
- unsigned int iWire = 1;
- mat.pcInstance->AddProperty<int>((int *)&iWire, 1, AI_MATKEY_ENABLE_WIREFRAME);
- }
- case D3DS::Discreet3DS::Gouraud:
- eShading = aiShadingMode_Gouraud;
- break;
- case D3DS::Discreet3DS::Metal:
- eShading = aiShadingMode_CookTorrance;
- break;
- }
- mat.pcInstance->AddProperty<int>((int *)&eShading, 1, AI_MATKEY_SHADING_MODEL);
-
- // DIFFUSE texture
- if (mat.sTexDiffuse.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexDiffuse, aiTextureType_DIFFUSE);
-
- // SPECULAR texture
- if (mat.sTexSpecular.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexSpecular, aiTextureType_SPECULAR);
-
- // AMBIENT texture
- if (mat.sTexAmbient.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexAmbient, aiTextureType_AMBIENT);
-
- // OPACITY texture
- if (mat.sTexOpacity.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexOpacity, aiTextureType_OPACITY);
-
- // EMISSIVE texture
- if (mat.sTexEmissive.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexEmissive, aiTextureType_EMISSIVE);
-
- // BUMP texture
- if (mat.sTexBump.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexBump, aiTextureType_HEIGHT);
-
- // SHININESS texture
- if (mat.sTexShininess.mMapName.length() > 0)
- CopyASETexture(*mat.pcInstance, mat.sTexShininess, aiTextureType_SHININESS);
-
- // store the name of the material itself, too
- if (mat.mName.length() > 0) {
- aiString tex;
- tex.Set(mat.mName);
- mat.pcInstance->AddProperty(&tex, AI_MATKEY_NAME);
- }
- return;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Build output meshes
-void ASEImporter::ConvertMeshes(ASE::Mesh &mesh, std::vector<aiMesh *> &avOutMeshes) {
- // validate the material index of the mesh
- if (mesh.iMaterialIndex >= mParser->m_vMaterials.size()) {
- mesh.iMaterialIndex = (unsigned int)mParser->m_vMaterials.size() - 1;
- ASSIMP_LOG_WARN("Material index is out of range");
- }
-
- // If the material the mesh is assigned to is consisting of submeshes, split it
- if (!mParser->m_vMaterials[mesh.iMaterialIndex].avSubMaterials.empty()) {
- std::vector<ASE::Material> vSubMaterials = mParser->m_vMaterials[mesh.iMaterialIndex].avSubMaterials;
-
- std::vector<unsigned int> *aiSplit = new std::vector<unsigned int>[vSubMaterials.size()];
-
- // build a list of all faces per sub-material
- for (unsigned int i = 0; i < mesh.mFaces.size(); ++i) {
- // check range
- if (mesh.mFaces[i].iMaterial >= vSubMaterials.size()) {
- ASSIMP_LOG_WARN("Submaterial index is out of range");
-
- // use the last material instead
- aiSplit[vSubMaterials.size() - 1].push_back(i);
- } else
- aiSplit[mesh.mFaces[i].iMaterial].push_back(i);
- }
-
- // now generate submeshes
- for (unsigned int p = 0; p < vSubMaterials.size(); ++p) {
- if (!aiSplit[p].empty()) {
-
- aiMesh *p_pcOut = new aiMesh();
- p_pcOut->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
-
- // let the sub material index
- p_pcOut->mMaterialIndex = p;
-
- // we will need this material
- mParser->m_vMaterials[mesh.iMaterialIndex].avSubMaterials[p].bNeed = true;
-
- // store the real index here ... color channel 3
- p_pcOut->mColors[3] = (aiColor4D *)(uintptr_t)mesh.iMaterialIndex;
-
- // store a pointer to the mesh in color channel 2
- p_pcOut->mColors[2] = (aiColor4D *)&mesh;
- avOutMeshes.push_back(p_pcOut);
-
- // convert vertices
- p_pcOut->mNumVertices = (unsigned int)aiSplit[p].size() * 3;
- p_pcOut->mNumFaces = (unsigned int)aiSplit[p].size();
-
- // receive output vertex weights
- std::vector<std::pair<unsigned int, float>> *avOutputBones = nullptr;
- if (!mesh.mBones.empty()) {
- avOutputBones = new std::vector<std::pair<unsigned int, float>>[mesh.mBones.size()];
- }
-
- // allocate enough storage for faces
- p_pcOut->mFaces = new aiFace[p_pcOut->mNumFaces];
-
- unsigned int iBase = 0, iIndex;
- if (p_pcOut->mNumVertices) {
- p_pcOut->mVertices = new aiVector3D[p_pcOut->mNumVertices];
- p_pcOut->mNormals = new aiVector3D[p_pcOut->mNumVertices];
- for (unsigned int q = 0; q < aiSplit[p].size(); ++q) {
-
- iIndex = aiSplit[p][q];
-
- p_pcOut->mFaces[q].mIndices = new unsigned int[3];
- p_pcOut->mFaces[q].mNumIndices = 3;
-
- for (unsigned int t = 0; t < 3; ++t, ++iBase) {
- const uint32_t iIndex2 = mesh.mFaces[iIndex].mIndices[t];
-
- p_pcOut->mVertices[iBase] = mesh.mPositions[iIndex2];
- p_pcOut->mNormals[iBase] = mesh.mNormals[iIndex2];
-
- // convert bones, if existing
- if (!mesh.mBones.empty()) {
- ai_assert(avOutputBones);
- // check whether there is a vertex weight for this vertex index
- if (iIndex2 < mesh.mBoneVertices.size()) {
-
- for (std::vector<std::pair<int, float>>::const_iterator
- blubb = mesh.mBoneVertices[iIndex2].mBoneWeights.begin();
- blubb != mesh.mBoneVertices[iIndex2].mBoneWeights.end(); ++blubb) {
-
- // NOTE: illegal cases have already been filtered out
- avOutputBones[(*blubb).first].push_back(std::pair<unsigned int, float>(
- iBase, (*blubb).second));
- }
- }
- }
- p_pcOut->mFaces[q].mIndices[t] = iBase;
- }
- }
- }
- // convert texture coordinates (up to AI_MAX_NUMBER_OF_TEXTURECOORDS sets supported)
- for (unsigned int c = 0; c < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++c) {
- if (!mesh.amTexCoords[c].empty()) {
- p_pcOut->mTextureCoords[c] = new aiVector3D[p_pcOut->mNumVertices];
- iBase = 0;
- for (unsigned int q = 0; q < aiSplit[p].size(); ++q) {
- iIndex = aiSplit[p][q];
- for (unsigned int t = 0; t < 3; ++t) {
- p_pcOut->mTextureCoords[c][iBase++] = mesh.amTexCoords[c][mesh.mFaces[iIndex].mIndices[t]];
- }
- }
- // Setup the number of valid vertex components
- p_pcOut->mNumUVComponents[c] = mesh.mNumUVComponents[c];
- }
- }
-
- // Convert vertex colors (only one set supported)
- if (!mesh.mVertexColors.empty()) {
- p_pcOut->mColors[0] = new aiColor4D[p_pcOut->mNumVertices];
- iBase = 0;
- for (unsigned int q = 0; q < aiSplit[p].size(); ++q) {
- iIndex = aiSplit[p][q];
- for (unsigned int t = 0; t < 3; ++t) {
- p_pcOut->mColors[0][iBase++] = mesh.mVertexColors[mesh.mFaces[iIndex].mIndices[t]];
- }
- }
- }
- // Copy bones
- if (!mesh.mBones.empty()) {
- p_pcOut->mNumBones = 0;
- for (unsigned int mrspock = 0; mrspock < mesh.mBones.size(); ++mrspock)
- if (!avOutputBones[mrspock].empty()) p_pcOut->mNumBones++;
-
- p_pcOut->mBones = new aiBone *[p_pcOut->mNumBones];
- aiBone **pcBone = p_pcOut->mBones;
- for (unsigned int mrspock = 0; mrspock < mesh.mBones.size(); ++mrspock) {
- if (!avOutputBones[mrspock].empty()) {
- // we will need this bone. add it to the output mesh and
- // add all per-vertex weights
- aiBone *pc = *pcBone = new aiBone();
- pc->mName.Set(mesh.mBones[mrspock].mName);
-
- pc->mNumWeights = (unsigned int)avOutputBones[mrspock].size();
- pc->mWeights = new aiVertexWeight[pc->mNumWeights];
-
- for (unsigned int captainkirk = 0; captainkirk < pc->mNumWeights; ++captainkirk) {
- const std::pair<unsigned int, float> &ref = avOutputBones[mrspock][captainkirk];
- pc->mWeights[captainkirk].mVertexId = ref.first;
- pc->mWeights[captainkirk].mWeight = ref.second;
- }
- ++pcBone;
- }
- }
- // delete allocated storage
- delete[] avOutputBones;
- }
- }
- }
- // delete storage
- delete[] aiSplit;
- } else {
- // Otherwise we can simply copy the data to one output mesh
- // This codepath needs less memory and uses fast memcpy()s
- // to do the actual copying. So I think it is worth the
- // effort here.
-
- aiMesh *p_pcOut = new aiMesh();
- p_pcOut->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
-
- // set an empty sub material index
- p_pcOut->mMaterialIndex = ASE::Face::DEFAULT_MATINDEX;
- mParser->m_vMaterials[mesh.iMaterialIndex].bNeed = true;
-
- // store the real index here ... in color channel 3
- p_pcOut->mColors[3] = (aiColor4D *)(uintptr_t)mesh.iMaterialIndex;
-
- // store a pointer to the mesh in color channel 2
- p_pcOut->mColors[2] = (aiColor4D *)&mesh;
- avOutMeshes.push_back(p_pcOut);
-
- // If the mesh hasn't faces or vertices, there are two cases
- // possible: 1. the model is invalid. 2. This is a dummy
- // helper object which we are going to remove later ...
- if (mesh.mFaces.empty() || mesh.mPositions.empty()) {
- return;
- }
-
- // convert vertices
- p_pcOut->mNumVertices = (unsigned int)mesh.mPositions.size();
- p_pcOut->mNumFaces = (unsigned int)mesh.mFaces.size();
-
- // allocate enough storage for faces
- p_pcOut->mFaces = new aiFace[p_pcOut->mNumFaces];
-
- // copy vertices
- p_pcOut->mVertices = new aiVector3D[mesh.mPositions.size()];
- memcpy(p_pcOut->mVertices, &mesh.mPositions[0],
- mesh.mPositions.size() * sizeof(aiVector3D));
-
- // copy normals
- p_pcOut->mNormals = new aiVector3D[mesh.mNormals.size()];
- memcpy(p_pcOut->mNormals, &mesh.mNormals[0],
- mesh.mNormals.size() * sizeof(aiVector3D));
-
- // copy texture coordinates
- for (unsigned int c = 0; c < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++c) {
- if (!mesh.amTexCoords[c].empty()) {
- p_pcOut->mTextureCoords[c] = new aiVector3D[mesh.amTexCoords[c].size()];
- memcpy(p_pcOut->mTextureCoords[c], &mesh.amTexCoords[c][0],
- mesh.amTexCoords[c].size() * sizeof(aiVector3D));
-
- // setup the number of valid vertex components
- p_pcOut->mNumUVComponents[c] = mesh.mNumUVComponents[c];
- }
- }
-
- // copy vertex colors
- if (!mesh.mVertexColors.empty()) {
- p_pcOut->mColors[0] = new aiColor4D[mesh.mVertexColors.size()];
- memcpy(p_pcOut->mColors[0], &mesh.mVertexColors[0],
- mesh.mVertexColors.size() * sizeof(aiColor4D));
- }
-
- // copy faces
- for (unsigned int iFace = 0; iFace < p_pcOut->mNumFaces; ++iFace) {
- p_pcOut->mFaces[iFace].mNumIndices = 3;
- p_pcOut->mFaces[iFace].mIndices = new unsigned int[3];
-
- // copy indices
- p_pcOut->mFaces[iFace].mIndices[0] = mesh.mFaces[iFace].mIndices[0];
- p_pcOut->mFaces[iFace].mIndices[1] = mesh.mFaces[iFace].mIndices[1];
- p_pcOut->mFaces[iFace].mIndices[2] = mesh.mFaces[iFace].mIndices[2];
- }
-
- // copy vertex bones
- if (!mesh.mBones.empty() && !mesh.mBoneVertices.empty()) {
- std::vector<std::vector<aiVertexWeight>> avBonesOut(mesh.mBones.size());
-
- // find all vertex weights for this bone
- unsigned int quak = 0;
- for (std::vector<BoneVertex>::const_iterator harrypotter = mesh.mBoneVertices.begin();
- harrypotter != mesh.mBoneVertices.end(); ++harrypotter, ++quak) {
-
- for (std::vector<std::pair<int, float>>::const_iterator
- ronaldweasley = (*harrypotter).mBoneWeights.begin();
- ronaldweasley != (*harrypotter).mBoneWeights.end(); ++ronaldweasley) {
- aiVertexWeight weight;
- weight.mVertexId = quak;
- weight.mWeight = (*ronaldweasley).second;
- avBonesOut[(*ronaldweasley).first].push_back(weight);
- }
- }
-
- // now build a final bone list
- p_pcOut->mNumBones = 0;
- for (unsigned int jfkennedy = 0; jfkennedy < mesh.mBones.size(); ++jfkennedy)
- if (!avBonesOut[jfkennedy].empty()) p_pcOut->mNumBones++;
-
- p_pcOut->mBones = new aiBone *[p_pcOut->mNumBones];
- aiBone **pcBone = p_pcOut->mBones;
- for (unsigned int jfkennedy = 0; jfkennedy < mesh.mBones.size(); ++jfkennedy) {
- if (!avBonesOut[jfkennedy].empty()) {
- aiBone *pc = *pcBone = new aiBone();
- pc->mName.Set(mesh.mBones[jfkennedy].mName);
- pc->mNumWeights = (unsigned int)avBonesOut[jfkennedy].size();
- pc->mWeights = new aiVertexWeight[pc->mNumWeights];
- ::memcpy(pc->mWeights, &avBonesOut[jfkennedy][0],
- sizeof(aiVertexWeight) * pc->mNumWeights);
- ++pcBone;
- }
- }
- }
- }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Setup proper material indices and build output materials
-void ASEImporter::BuildMaterialIndices() {
- ai_assert(nullptr != pcScene);
-
- // iterate through all materials and check whether we need them
- for (unsigned int iMat = 0; iMat < mParser->m_vMaterials.size(); ++iMat) {
- ASE::Material &mat = mParser->m_vMaterials[iMat];
- if (mat.bNeed) {
- // Convert it to the aiMaterial layout
- ConvertMaterial(mat);
- ++pcScene->mNumMaterials;
- }
- for (unsigned int iSubMat = 0; iSubMat < mat.avSubMaterials.size(); ++iSubMat) {
- ASE::Material &submat = mat.avSubMaterials[iSubMat];
- if (submat.bNeed) {
- // Convert it to the aiMaterial layout
- ConvertMaterial(submat);
- ++pcScene->mNumMaterials;
- }
- }
- }
-
- // allocate the output material array
- pcScene->mMaterials = new aiMaterial *[pcScene->mNumMaterials];
- D3DS::Material **pcIntMaterials = new D3DS::Material *[pcScene->mNumMaterials];
-
- unsigned int iNum = 0;
- for (unsigned int iMat = 0; iMat < mParser->m_vMaterials.size(); ++iMat) {
- ASE::Material &mat = mParser->m_vMaterials[iMat];
- if (mat.bNeed) {
- ai_assert(nullptr != mat.pcInstance);
- pcScene->mMaterials[iNum] = mat.pcInstance;
-
- // Store the internal material, too
- pcIntMaterials[iNum] = &mat;
-
- // Iterate through all meshes and search for one which is using
- // this top-level material index
- for (unsigned int iMesh = 0; iMesh < pcScene->mNumMeshes; ++iMesh) {
- aiMesh *mesh = pcScene->mMeshes[iMesh];
- if (ASE::Face::DEFAULT_MATINDEX == mesh->mMaterialIndex &&
- iMat == (uintptr_t)mesh->mColors[3]) {
- mesh->mMaterialIndex = iNum;
- mesh->mColors[3] = nullptr;
- }
- }
- iNum++;
- }
- for (unsigned int iSubMat = 0; iSubMat < mat.avSubMaterials.size(); ++iSubMat) {
- ASE::Material &submat = mat.avSubMaterials[iSubMat];
- if (submat.bNeed) {
- ai_assert(nullptr != submat.pcInstance);
- pcScene->mMaterials[iNum] = submat.pcInstance;
-
- // Store the internal material, too
- pcIntMaterials[iNum] = &submat;
-
- // Iterate through all meshes and search for one which is using
- // this sub-level material index
- for (unsigned int iMesh = 0; iMesh < pcScene->mNumMeshes; ++iMesh) {
- aiMesh *mesh = pcScene->mMeshes[iMesh];
-
- if (iSubMat == mesh->mMaterialIndex && iMat == (uintptr_t)mesh->mColors[3]) {
- mesh->mMaterialIndex = iNum;
- mesh->mColors[3] = nullptr;
- }
- }
- iNum++;
- }
- }
- }
-
- // Delete our temporary array
- delete[] pcIntMaterials;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Generate normal vectors basing on smoothing groups
-bool ASEImporter::GenerateNormals(ASE::Mesh &mesh) {
-
- if (!mesh.mNormals.empty() && !configRecomputeNormals) {
- // Check whether there are only uninitialized normals. If there are
- // some, skip all normals from the file and compute them on our own
- for (std::vector<aiVector3D>::const_iterator qq = mesh.mNormals.begin(); qq != mesh.mNormals.end(); ++qq) {
- if ((*qq).x || (*qq).y || (*qq).z) {
- return true;
- }
- }
- }
- // The array is reused.
- ComputeNormalsWithSmoothingsGroups<ASE::Face>(mesh);
- return false;
-}
-
-#endif // ASSIMP_BUILD_NO_3DS_IMPORTER
-
-#endif // !! ASSIMP_BUILD_NO_BASE_IMPORTER