assimp.assimp/code/PostProcessing/ValidateDataStructure.h

/*
Open Asset Import Library (assimp)
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*/

/** @file Defines a (dummy) post processing step to validate the loader's
 * output data structure (for debugging)
 */
#ifndef AI_VALIDATEPROCESS_H_INC
#define AI_VALIDATEPROCESS_H_INC

#include <assimp/types.h>
#include <assimp/material.h>

#include "Common/BaseProcess.h"

struct aiBone;
struct aiMesh;
struct aiAnimation;
struct aiNodeAnim;
struct aiMeshMorphAnim;
struct aiTexture;
struct aiMaterial;
struct aiNode;
struct aiString;
struct aiCamera;
struct aiLight;

namespace Assimp {

// --------------------------------------------------------------------------------------
/** Validates the whole ASSIMP scene data structure for correctness.
 *  ImportErrorException is thrown of the scene is corrupt.*/
// --------------------------------------------------------------------------------------
class ValidateDSProcess : public BaseProcess {
public:
    // -------------------------------------------------------------------
    /// The default class constructor / destructor.
    ValidateDSProcess();
    ~ValidateDSProcess() override = default;

    // -------------------------------------------------------------------
    bool IsActive( unsigned int pFlags) const override;

    // -------------------------------------------------------------------
    void Execute( aiScene* pScene) override;

protected:
    // -------------------------------------------------------------------
    /** Report a validation error. This will throw an exception,
     *  control won't return.
     * @param msg Format string for sprintf().*/
    AI_WONT_RETURN void ReportError(const char* msg,...) AI_WONT_RETURN_SUFFIX;


    // -------------------------------------------------------------------
    /** Report a validation warning. This won't throw an exception,
     *  control will return to the caller.
     * @param msg Format string for sprintf().*/
    void ReportWarning(const char* msg,...);


    // -------------------------------------------------------------------
    /** Validates a mesh
     * @param pMesh Input mesh*/
    void Validate( const aiMesh* pMesh);

    // -------------------------------------------------------------------
    /** Validates a bone
     * @param pMesh Input mesh
     * @param pBone Input bone*/
    void Validate( const aiMesh* pMesh,const aiBone* pBone,float* afSum);

    // -------------------------------------------------------------------
    /** Validates an animation
     * @param pAnimation Input animation*/
    void Validate( const aiAnimation* pAnimation);

    // -------------------------------------------------------------------
    /** Validates a material
     * @param pMaterial Input material*/
    void Validate( const aiMaterial* pMaterial);

    // -------------------------------------------------------------------
    /** Search the material data structure for invalid or corrupt
     *  texture keys.
     * @param pMaterial Input material
     * @param type Type of the texture*/
    void SearchForInvalidTextures(const aiMaterial* pMaterial,
        aiTextureType type);

    // -------------------------------------------------------------------
    /** Validates a texture
     * @param pTexture Input texture*/
    void Validate( const aiTexture* pTexture);

    // -------------------------------------------------------------------
    /** Validates a light source
     * @param pLight Input light
     */
    void Validate( const aiLight* pLight);

    // -------------------------------------------------------------------
    /** Validates a camera
     * @param pCamera Input camera*/
    void Validate( const aiCamera* pCamera);

    // -------------------------------------------------------------------
    /** Validates a bone animation channel
     * @param pAnimation Animation channel.
     * @param pBoneAnim Input bone animation */
    void Validate( const aiAnimation* pAnimation,
        const aiNodeAnim* pBoneAnim);

    /** Validates a mesh morph animation channel.
     * @param pAnimation Input animation.
     * @param pMeshMorphAnim Mesh morph animation channel.
     * */
    void Validate( const aiAnimation* pAnimation,
        const aiMeshMorphAnim* pMeshMorphAnim);

    // -------------------------------------------------------------------
    /** Validates a node and all of its subnodes
     * @param Node Input node*/
    void Validate( const aiNode* pNode);

    // -------------------------------------------------------------------
    /** Validates a string
     * @param pString Input string*/
    void Validate( const aiString* pString);

private:

    // template to validate one of the aiScene::mXXX arrays
    template <typename T>
    inline void DoValidation(T** array, unsigned int size,
        const char* firstName, const char* secondName);

    // extended version: checks whether T::mName occurs twice
    template <typename T>
    inline void DoValidationEx(T** array, unsigned int size,
        const char* firstName, const char* secondName);

    // extension to the first template which does also search
    // the nodegraph for an item with the same name
    template <typename T>
    inline void DoValidationWithNameCheck(T** array, unsigned int size,
        const char* firstName, const char* secondName);

    aiScene* mScene;
};




} // end of namespace Assimp

#endif // AI_VALIDATEPROCESS_H_INC