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- ASE loader alpha

Browse Source 
- MDL loader stable
- 3ds bugfixes,
- API extensions
- New viewer features - WIP
- Support for C

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@11 67173fc5-114c-0410-ac8e-9d2fd5bffc1f
This commit is contained in:
aramis_acg
2008-05-09 17:24:28 +00:00
parent 14abdcbbed
commit db9c5fef2b
116 changed files with 13324 additions and 1894 deletions
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136
code/3DSGenNormals.cpp
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@@ -1,3 +1,44 @@
/*
---------------------------------------------------------------------------
Free Asset Import Library (ASSIMP)
---------------------------------------------------------------------------
Copyright (c) 2006-2008, ASSIMP Development 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 Development 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 Implementation of the 3ds importer class */
#include "3DSLoader.h"
#include "MaterialSystem.h"
@@ -14,7 +55,6 @@ using namespace Assimp;
// ------------------------------------------------------------------------------------------------
void Dot3DSImporter::GenNormals(Dot3DS::Mesh* sMesh)
{
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// First generate face normals
sMesh->mNormals.resize(sMesh->mPositions.size(),aiVector3D());
for( unsigned int a = 0; a < sMesh->mFaces.size(); a++)
@@ -29,17 +69,12 @@ void Dot3DSImporter::GenNormals(Dot3DS::Mesh* sMesh)
aiVector3D pDelta1 = *pV2 - *pV1;
aiVector3D pDelta2 = *pV3 - *pV1;
aiVector3D vNor = pDelta1 ^ pDelta2;
//float fLength = vNor.Length();
//if (0.0f != fLength)vNor /= fLength;
sMesh->mNormals[face.i1] = vNor;
sMesh->mNormals[face.i2] = vNor;
sMesh->mNormals[face.i3] = vNor;
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// calculate the position bounds so we have a reliable epsilon to
// check position differences against
// @Schrompf: This is the 6th time this snippet is repeated!
@@ -54,81 +89,48 @@ void Dot3DSImporter::GenNormals(Dot3DS::Mesh* sMesh)
maxVec.z = std::max( maxVec.z, sMesh->mPositions[a].z);
}
const float posEpsilon = (maxVec - minVec).Length() * 1e-5f;
std::vector<aiVector3D> avNormals;
avNormals.resize(sMesh->mNormals.size());
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// now generate the spatial sort tree
D3DSSpatialSorter sSort(sMesh);
D3DSSpatialSorter sSort;
for( std::vector<Dot3DS::Face>::iterator
i = sMesh->mFaces.begin();
i != sMesh->mFaces.end();++i)
{
sSort.AddFace(&(*i),sMesh->mPositions);
}
sSort.Prepare();
for( std::vector<Dot3DS::Face>::iterator
i = sMesh->mFaces.begin();
i != sMesh->mFaces.end();++i)
{
{
std::vector<unsigned int> poResult;
// need to repeat the code for all three vertices of the triangle
// vertex 1
sSort.FindPositions(sMesh->mPositions[(*i).i1],(*i).iSmoothGroup,
posEpsilon,poResult);
for (unsigned int c = 0; c < 3;++c)
{
aiVector3D vNormals;
float fDiv = 0.0f;
for (std::vector<unsigned int>::const_iterator
a = poResult.begin();
a != poResult.end();++a)
sSort.FindPositions(sMesh->mPositions[(*i).mIndices[c]],(*i).iSmoothGroup,
posEpsilon,poResult);
aiVector3D vNormals;
float fDiv = 0.0f;
for (std::vector<unsigned int>::const_iterator
a = poResult.begin();
a != poResult.end();++a)
{
vNormals += sMesh->mNormals[(*a)];
fDiv += 1.0f;
vNormals += sMesh->mNormals[(*a)];
fDiv += 1.0f;
}
vNormals.x /= fDiv;
vNormals.y /= fDiv;
vNormals.z /= fDiv;
vNormals.Normalize();
avNormals[(*i).i1] = vNormals;
poResult.clear();
// vertex 2
sSort.FindPositions(sMesh->mPositions[(*i).i2],(*i).iSmoothGroup,
posEpsilon,poResult);
vNormals = aiVector3D();
fDiv = 0.0f;
for (std::vector<unsigned int>::const_iterator
a = poResult.begin();
a != poResult.end();++a)
{
vNormals += sMesh->mNormals[(*a)];
fDiv += 1.0f;
}
vNormals.x /= fDiv;
vNormals.y /= fDiv;
vNormals.z /= fDiv;
vNormals.Normalize();
avNormals[(*i).i2] = vNormals;
poResult.clear();
// vertex 3
sSort.FindPositions(sMesh->mPositions[(*i).i3],(*i).iSmoothGroup,
posEpsilon ,poResult);
vNormals = aiVector3D();
fDiv = 0.0f;
for (std::vector<unsigned int>::const_iterator
a = poResult.begin();
a != poResult.end();++a)
{
vNormals += sMesh->mNormals[(*a)];
fDiv += 1.0f;
}
vNormals.x /= fDiv;
vNormals.y /= fDiv;
vNormals.z /= fDiv;
vNormals.Normalize();
avNormals[(*i).i3] = vNormals;
vNormals.x /= fDiv;
vNormals.y /= fDiv;
vNormals.z /= fDiv;
vNormals.Normalize();
avNormals[(*i).mIndices[c]] = vNormals;
poResult.clear();
}
}
sMesh->mNormals = avNormals;
return;
}