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Finalized material system. Fixed texture coordinate transformation. Improvements to the ASE loaders, normals for the 3DS loader fixed. First try to load bones for MDL7 models (first try = failure ;-)).

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git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@54 67173fc5-114c-0410-ac8e-9d2fd5bffc1f
This commit is contained in:
aramis_acg
2008-06-03 21:50:53 +00:00
parent a3d2ff5f26
commit 8b2ca95419
18 changed files with 1601 additions and 698 deletions
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52
code/ASELoader.cpp
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@@ -128,6 +128,13 @@ void ASEImporter::InternReadFile(
this->mParser = new ASE::Parser((const char*)this->mBuffer);
this->mParser->Parse();
// if absolutely no material has been loaded from the file
// we need to generate a default material
if (this->mParser->m_vMaterials.empty())
{
this->GenerateDefaultMaterial();
}
// process all meshes
std::vector<aiMesh*> avOutMeshes;
avOutMeshes.reserve(this->mParser->m_vMeshes.size()*2);
@@ -171,6 +178,21 @@ void ASEImporter::InternReadFile(
return;
}
// ------------------------------------------------------------------------------------------------
void ASEImporter::GenerateDefaultMaterial()
{
ai_assert(NULL != this->mParser);
// add a simple material without sub materials to the parser's list
this->mParser->m_vMaterials.push_back ( ASE::Material() );
ASE::Material& mat = this->mParser->m_vMaterials.back();
mat.mDiffuse = aiColor3D(0.5f,0.5f,0.5f);
mat.mSpecular = aiColor3D(1.0f,1.0f,1.0f);
mat.mAmbient = aiColor3D(0.05f,0.05f,0.05f);
mat.mShading = Dot3DSFile::Gouraud;
mat.mName = "$$$ASE_DEFAULT";
}
// ------------------------------------------------------------------------------------------------
void ASEImporter::AddNodes(aiScene* pcScene,aiNode* pcParent,
const char* szName)
{
@@ -953,6 +975,7 @@ void ASEImporter::BuildMaterialIndices(aiScene* pcScene)
// allocate the output material array
pcScene->mNumMaterials = iNum;
pcScene->mMaterials = new aiMaterial*[pcScene->mNumMaterials];
Dot3DS::Material** pcIntMaterials = new Dot3DS::Material*[pcScene->mNumMaterials];
iNum = 0;
for (unsigned int iMat = 0; iMat < this->mParser->m_vMaterials.size();++iMat)
@@ -962,6 +985,9 @@ void ASEImporter::BuildMaterialIndices(aiScene* pcScene)
ai_assert(NULL != this->mParser->m_vMaterials[iMat].pcInstance);
pcScene->mMaterials[iNum] = this->mParser->m_vMaterials[iMat].pcInstance;
// store the internal material, too
pcIntMaterials[iNum] = &this->mParser->m_vMaterials[iMat];
// 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)
@@ -983,6 +1009,9 @@ void ASEImporter::BuildMaterialIndices(aiScene* pcScene)
pcScene->mMaterials[iNum] = this->mParser->m_vMaterials[iMat].
avSubMaterials[iSubMat].pcInstance;
// store the internal material, too
pcIntMaterials[iNum] = &this->mParser->m_vMaterials[iMat].avSubMaterials[iSubMat];
// 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)
@@ -998,6 +1027,29 @@ void ASEImporter::BuildMaterialIndices(aiScene* pcScene)
}
}
}
// prepare for the next step
for (unsigned int hans = 0; hans < pcScene->mNumMaterials;++hans)
{
TextureTransform::ApplyScaleNOffset(this->mParser->m_vMaterials[hans]);
}
// now we need to iterate through all meshes,
// generating correct texture coordinates and material uv indices
for (unsigned int curie = 0; curie < pcScene->mNumMeshes;++curie)
{
aiMesh* pcMesh = pcScene->mMeshes[curie];
// apply texture coordinate transformations
TextureTransform::BakeScaleNOffset(pcMesh,pcIntMaterials[pcMesh->mMaterialIndex]);
}
for (unsigned int hans = 0; hans < pcScene->mNumMaterials;++hans)
{
// setup the correct UV indices for each material
TextureTransform::SetupMatUVSrc(pcScene->mMaterials[hans],
pcIntMaterials[hans]);
}
delete[] pcIntMaterials;
// finished!
return;
}