1 /*

     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: SkinnedMesh interface

    15 *

    16 */

    17 

    18 #ifndef __M3G_SKINNEDMESH_H__

    19 #define __M3G_SKINNEDMESH_H__

    20 

    21 /*!

    22  * \internal

    23  * \file

    24  * \brief SkinnedMesh interface

    25  */

    26 

    27 #include "m3g_mesh.h"

    28 #include "m3g_array.h"

    29 

    30 typedef struct BoneRecord Bone;

    31 

    32 struct M3GSkinnedMeshImpl

    33 {

    34 	Mesh mesh;

    35     

    36     Group *skeleton;

    37     PointerArray bones;

    38 

    39     M3Gint weightedVertexCount, bonesPerVertex;

    40     

    41     M3Gubyte *boneIndices[M3G_MAX_VERTEX_TRANSFORMS];

    42     M3Gubyte *boneWeights[M3G_MAX_VERTEX_TRANSFORMS];

    43     M3Gubyte *weightShifts;

    44     M3Gubyte *normalizedWeights[M3G_MAX_VERTEX_TRANSFORMS];

    45 

    46     /* Scale and bias transformation for morphing */    

    47     M3Gshort scaleMatrix[9], biasVector[3];

    48     M3Gshort scaleExp, biasExp, scaleBiasExp;

    49     

    50     M3Gshort maxExp; /* total maximum exponent */

    51 

    52     /*! \internal \brief internal morphed vertex buffer */

    53     VertexBuffer *morphedVB;

    54     

    55     M3Gint vbTimestamp;

    56     M3Gshort posShift, normalShift;

    57 

    58     AABB bbox;

    59 

    60     M3Gbool weightsDirty;

    61 };

    62 

    63 /*----------------------------------------------------------------------

    64  * Internal functions

    65  *--------------------------------------------------------------------*/

    66 

    67 #endif /*__M3G_SKINNEDMESH_H__*/