assimp/code/XFileHelper.h

147 lines
3.5 KiB
C++

/** @file Defines the helper data structures for importing XFiles */
#ifndef AI_XFILEHELPER_H_INC
#define AI_XFILEHELPER_H_INC
#include <string>
#include <vector>
#include "../include/aiTypes.h"
#include "../include/aiQuaternion.h"
#include "../include/aiMesh.h"
#include "../include/aiAnim.h"
namespace Assimp
{
namespace XFile
{
/** Helper structure representing a XFile mesh face */
struct Face
{
std::vector<unsigned int> mIndices;
};
/** Helper structure representing a XFile material */
struct Material
{
std::string mName;
bool mIsReference; // if true, mName holds a name by which the actual material can be found in the material list
aiColor4D mDiffuse;
float mSpecularExponent;
aiColor3D mSpecular;
aiColor3D mEmissive;
std::vector<std::string> mTextures;
Material() { mIsReference = false; }
};
/** Helper structure to represent a bone weight */
struct BoneWeight
{
unsigned int mVertex;
float mWeight;
};
/** Helper structure to represent a bone in a mesh */
struct Bone
{
std::string mName;
std::vector<BoneWeight> mWeights;
aiMatrix4x4 mOffsetMatrix;
};
/** Helper structure to represent an XFile mesh */
struct Mesh
{
std::vector<aiVector3D> mPositions;
std::vector<Face> mPosFaces;
std::vector<aiVector3D> mNormals;
std::vector<Face> mNormFaces;
unsigned int mNumTextures;
std::vector<aiVector2D> mTexCoords[AI_MAX_NUMBER_OF_TEXTURECOORDS];
unsigned int mNumColorSets;
std::vector<aiColor4D> mColors[AI_MAX_NUMBER_OF_COLOR_SETS];
std::vector<unsigned int> mFaceMaterials;
std::vector<Material> mMaterials;
std::vector<Bone> mBones;
Mesh() { mNumTextures = 0; mNumColorSets = 0; }
};
/** Helper structure to represent a XFile frame */
struct Node
{
std::string mName;
aiMatrix4x4 mTrafoMatrix;
Node* mParent;
std::vector<Node*> mChildren;
std::vector<Mesh*> mMeshes;
Node() { mParent = NULL; }
Node( Node* pParent) { mParent = pParent; }
~Node()
{
for( unsigned int a = 0; a < mChildren.size(); a++)
delete mChildren[a];
for( unsigned int a = 0; a < mMeshes.size(); a++)
delete mMeshes[a];
}
};
struct MatrixKey
{
double mTime;
aiMatrix4x4 mMatrix;
};
/** Helper structure representing a single animated bone in a XFile */
struct AnimBone
{
std::string mBoneName;
std::vector<aiVectorKey> mPosKeys; // either three separate key sequences for position, rotation, scaling
std::vector<aiQuatKey> mRotKeys;
std::vector<aiVectorKey> mScaleKeys;
std::vector<MatrixKey> mTrafoKeys; // or a combined key sequence of transformation matrices.
};
/** Helper structure to represent an animation set in a XFile */
struct Animation
{
std::string mName;
std::vector<AnimBone*> mAnims;
~Animation()
{
for( unsigned int a = 0; a < mAnims.size(); a++)
delete mAnims[a];
}
};
/** Helper structure analogue to aiScene */
struct Scene
{
Node* mRootNode;
std::vector<Mesh*> mGlobalMeshes; // global meshes found outside of any frames
std::vector<Material> mGlobalMaterials; // global materials found outside of any meshes.
std::vector<Animation*> mAnims;
unsigned int mAnimTicksPerSecond;
Scene() { mRootNode = NULL; mAnimTicksPerSecond = 0; }
~Scene()
{
delete mRootNode;
for( unsigned int a = 0; a < mGlobalMeshes.size(); a++)
delete mGlobalMeshes[a];
for( unsigned int a = 0; a < mAnims.size(); a++)
delete mAnims[a];
}
};
} // end of namespace XFile
} // end of namespace Assimp
#endif // AI_XFILEHELPER_H_INC