TorqueGameEngines/Torque3D
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Just the functional assimp lib rather than the entire assimp repository unnecessarily.

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This commit is contained in:
Areloch 2019-02-28 16:37:15 -06:00
parent bf170ffbca
commit 25ce4477ce
1747 changed files with 9012 additions and 925008 deletions
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43
Engine/lib/assimp/code/GenVertexNormalsProcess.cpp
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@ -3,8 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2018, assimp team
Copyright (c) 2006-2017, assimp team
All rights reserved.
@ -50,8 +49,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// internal headers
#include "GenVertexNormalsProcess.h"
#include "ProcessHelper.h"
#include <assimp/Exceptional.h>
#include <assimp/qnan.h>
#include "Exceptional.h"
#include "qnan.h"
using namespace Assimp;
@ -72,7 +71,6 @@ GenVertexNormalsProcess::~GenVertexNormalsProcess() {
// Returns whether the processing step is present in the given flag field.
bool GenVertexNormalsProcess::IsActive( unsigned int pFlags) const
{
force_ = (pFlags & aiProcess_ForceGenNormals) != 0;
return (pFlags & aiProcess_GenSmoothNormals) != 0;
}
@ -89,42 +87,39 @@ void GenVertexNormalsProcess::SetupProperties(const Importer* pImp)
// Executes the post processing step on the given imported data.
void GenVertexNormalsProcess::Execute( aiScene* pScene)
{
ASSIMP_LOG_DEBUG("GenVertexNormalsProcess begin");
DefaultLogger::get()->debug("GenVertexNormalsProcess begin");
if (pScene->mFlags & AI_SCENE_FLAGS_NON_VERBOSE_FORMAT) {
if (pScene->mFlags & AI_SCENE_FLAGS_NON_VERBOSE_FORMAT)
throw DeadlyImportError("Post-processing order mismatch: expecting pseudo-indexed (\"verbose\") vertices here");
}
bool bHas = false;
for( unsigned int a = 0; a < pScene->mNumMeshes; ++a) {
for( unsigned int a = 0; a < pScene->mNumMeshes; a++)
{
if(GenMeshVertexNormals( pScene->mMeshes[a],a))
bHas = true;
}
if (bHas) {
ASSIMP_LOG_INFO("GenVertexNormalsProcess finished. "
DefaultLogger::get()->info("GenVertexNormalsProcess finished. "
"Vertex normals have been calculated");
} else {
ASSIMP_LOG_DEBUG("GenVertexNormalsProcess finished. "
"Normals are already there");
}
else DefaultLogger::get()->debug("GenVertexNormalsProcess finished. "
"Normals are already there");
}
// ------------------------------------------------------------------------------------------------
// Executes the post processing step on the given imported data.
bool GenVertexNormalsProcess::GenMeshVertexNormals (aiMesh* pMesh, unsigned int meshIndex)
{
if (NULL != pMesh->mNormals) {
if (force_) delete[] pMesh->mNormals;
else return false;
}
if (NULL != pMesh->mNormals)
return false;
// If the mesh consists of lines and/or points but not of
// triangles or higher-order polygons the normal vectors
// are undefined.
if (!(pMesh->mPrimitiveTypes & (aiPrimitiveType_TRIANGLE | aiPrimitiveType_POLYGON)))
{
ASSIMP_LOG_INFO("Normal vectors are undefined for line and point meshes");
DefaultLogger::get()->info("Normal vectors are undefined for line and point meshes");
return false;
}
@ -149,7 +144,7 @@ bool GenVertexNormalsProcess::GenMeshVertexNormals (aiMesh* pMesh, unsigned int
const aiVector3D* pV1 = &pMesh->mVertices[face.mIndices[0]];
const aiVector3D* pV2 = &pMesh->mVertices[face.mIndices[1]];
const aiVector3D* pV3 = &pMesh->mVertices[face.mIndices[face.mNumIndices-1]];
const aiVector3D vNor = ((*pV2 - *pV1) ^ (*pV3 - *pV1)).NormalizeSafe();
const aiVector3D vNor = ((*pV2 - *pV1) ^ (*pV3 - *pV1));
for (unsigned int i = 0;i < face.mNumIndices;++i) {
pMesh->mNormals[face.mIndices[i]] = vNor;
@ -217,15 +212,17 @@ bool GenVertexNormalsProcess::GenMeshVertexNormals (aiMesh* pMesh, unsigned int
vertexFinder->FindPositions( pMesh->mVertices[i] , posEpsilon, verticesFound);
aiVector3D vr = pMesh->mNormals[i];
ai_real vrlen = vr.Length();
aiVector3D pcNor;
for (unsigned int a = 0; a < verticesFound.size(); ++a) {
aiVector3D v = pMesh->mNormals[verticesFound[a]];
// Check whether the angle between the two normals is not too large.
// Skip the angle check on our own normal to avoid false negatives
// (v*v is not guaranteed to be 1.0 for all unit vectors v)
if (is_not_qnan(v.x) && (verticesFound[a] == i || (v * vr >= fLimit)))
// check whether the angle between the two normals is not too large
// HACK: if v.x is qnan the dot product will become qnan, too
// therefore the comparison against fLimit should be false
// in every case.
if (v * vr >= fLimit * vrlen * v.Length())
pcNor += v;
}
pcNew[i] = pcNor.NormalizeSafe();