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update assimp to 6.0.5

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AzaezelX 2026-06-09 12:46:56 -05:00
parent 2d2eb57e2e
commit f5cf21cfeb
941 changed files with 22718 additions and 12240 deletions
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96
Engine/lib/assimp/code/PostProcessing/ImproveCacheLocality.cpp
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@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2024, assimp team
Copyright (c) 2006-2026, assimp team
All rights reserved.
@ -58,11 +58,55 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <stack>
namespace Assimp {
namespace {
ai_real calculateInputACMR(aiMesh *pMesh, const aiFace *const pcEnd,
unsigned int configCacheDepth, unsigned int meshNum) {
ai_real fACMR = 0.0f;
unsigned int *piFIFOStack = new unsigned int[configCacheDepth];
memset(piFIFOStack, 0xff, configCacheDepth * sizeof(unsigned int));
unsigned int *piCur = piFIFOStack;
const unsigned int *const piCurEnd = piFIFOStack + configCacheDepth;
// count the number of cache misses
unsigned int iCacheMisses = 0;
for (const aiFace *pcFace = pMesh->mFaces; pcFace != pcEnd; ++pcFace) {
for (unsigned int qq = 0; qq < 3; ++qq) {
bool bInCache = false;
for (unsigned int *pp = piFIFOStack; pp < piCurEnd; ++pp) {
if (*pp == pcFace->mIndices[qq]) {
// the vertex is in cache
bInCache = true;
break;
}
}
if (!bInCache) {
++iCacheMisses;
if (piCurEnd == piCur) {
piCur = piFIFOStack;
}
*piCur++ = pcFace->mIndices[qq];
}
}
}
delete[] piFIFOStack;
fACMR = (ai_real)iCacheMisses / pMesh->mNumFaces;
if (3.0 == fACMR) {
char szBuff[128]; // should be sufficiently large in every case
// the JoinIdenticalVertices process has not been executed on this
// mesh, otherwise this value would normally be at least minimally
// smaller than 3.0 ...
ai_snprintf(szBuff, 128, "Mesh %u: Not suitable for vcache optimization", meshNum);
ASSIMP_LOG_WARN(szBuff);
return static_cast<ai_real>(0.f);
}
return fACMR;
}
}
// ------------------------------------------------------------------------------------------------
// Constructor to be privately used by Importer
ImproveCacheLocalityProcess::ImproveCacheLocalityProcess() :
mConfigCacheDepth(PP_ICL_PTCACHE_SIZE) {
ImproveCacheLocalityProcess::ImproveCacheLocalityProcess() : mConfigCacheDepth(PP_ICL_PTCACHE_SIZE) {
// empty
}
@ -107,51 +151,6 @@ void ImproveCacheLocalityProcess::Execute(aiScene *pScene) {
}
}
// ------------------------------------------------------------------------------------------------
static ai_real calculateInputACMR(aiMesh *pMesh, const aiFace *const pcEnd,
unsigned int configCacheDepth, unsigned int meshNum) {
ai_real fACMR = 0.0f;
unsigned int *piFIFOStack = new unsigned int[configCacheDepth];
memset(piFIFOStack, 0xff, configCacheDepth * sizeof(unsigned int));
unsigned int *piCur = piFIFOStack;
const unsigned int *const piCurEnd = piFIFOStack + configCacheDepth;
// count the number of cache misses
unsigned int iCacheMisses = 0;
for (const aiFace *pcFace = pMesh->mFaces; pcFace != pcEnd; ++pcFace) {
for (unsigned int qq = 0; qq < 3; ++qq) {
bool bInCache = false;
for (unsigned int *pp = piFIFOStack; pp < piCurEnd; ++pp) {
if (*pp == pcFace->mIndices[qq]) {
// the vertex is in cache
bInCache = true;
break;
}
}
if (!bInCache) {
++iCacheMisses;
if (piCurEnd == piCur) {
piCur = piFIFOStack;
}
*piCur++ = pcFace->mIndices[qq];
}
}
}
delete[] piFIFOStack;
fACMR = (ai_real)iCacheMisses / pMesh->mNumFaces;
if (3.0 == fACMR) {
char szBuff[128]; // should be sufficiently large in every case
// the JoinIdenticalVertices process has not been executed on this
// mesh, otherwise this value would normally be at least minimally
// smaller than 3.0 ...
ai_snprintf(szBuff, 128, "Mesh %u: Not suitable for vcache optimization", meshNum);
ASSIMP_LOG_WARN(szBuff);
return static_cast<ai_real>(0.f);
}
return fACMR;
}
// ------------------------------------------------------------------------------------------------
// Improves the cache coherency of a specific mesh
ai_real ImproveCacheLocalityProcess::ProcessMesh(aiMesh *pMesh, unsigned int meshNum) {
@ -380,4 +379,3 @@ ai_real ImproveCacheLocalityProcess::ProcessMesh(aiMesh *pMesh, unsigned int mes
}
} // namespace Assimp