nuclear@0: /*
nuclear@0: Open Asset Import Library (assimp)
nuclear@0: ----------------------------------------------------------------------
nuclear@0: 
nuclear@0: Copyright (c) 2006-2012, assimp team
nuclear@0: All rights reserved.
nuclear@0: 
nuclear@0: Redistribution and use of this software in source and binary forms, 
nuclear@0: with or without modification, are permitted provided that the 
nuclear@0: following conditions are met:
nuclear@0: 
nuclear@0: * Redistributions of source code must retain the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer.
nuclear@0: 
nuclear@0: * Redistributions in binary form must reproduce the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer in the documentation and/or other
nuclear@0:   materials provided with the distribution.
nuclear@0: 
nuclear@0: * Neither the name of the assimp team, nor the names of its
nuclear@0:   contributors may be used to endorse or promote products
nuclear@0:   derived from this software without specific prior
nuclear@0:   written permission of the assimp team.
nuclear@0: 
nuclear@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
nuclear@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
nuclear@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
nuclear@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
nuclear@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
nuclear@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0: 
nuclear@0: ----------------------------------------------------------------------
nuclear@0: */
nuclear@0: //!
nuclear@0: //! @file Data structures for the 3D Game Studio Heightmap format (HMP)
nuclear@0: //!
nuclear@0: 
nuclear@0: namespace Assimp	{
nuclear@0: namespace HMP	{
nuclear@0: 
nuclear@0: #include "assimp/Compiler/pushpack1.h"
nuclear@0: 
nuclear@0: // to make it easier for us, we test the magic word against both "endianesses"
nuclear@0: #define AI_HMP_MAGIC_NUMBER_BE_4	AI_MAKE_MAGIC("HMP4")
nuclear@0: #define AI_HMP_MAGIC_NUMBER_LE_4	AI_MAKE_MAGIC("4PMH")
nuclear@0: 
nuclear@0: #define AI_HMP_MAGIC_NUMBER_BE_5	AI_MAKE_MAGIC("HMP5")
nuclear@0: #define AI_HMP_MAGIC_NUMBER_LE_5	AI_MAKE_MAGIC("5PMH")
nuclear@0: 
nuclear@0: #define AI_HMP_MAGIC_NUMBER_BE_7	AI_MAKE_MAGIC("HMP7")
nuclear@0: #define AI_HMP_MAGIC_NUMBER_LE_7	AI_MAKE_MAGIC("7PMH")
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: /** Data structure for the header of a HMP5 file.
nuclear@0:  *  This is also used by HMP4 and HMP7, but with modifications
nuclear@0: */
nuclear@0: struct Header_HMP5
nuclear@0: {
nuclear@0: 	int8_t	ident[4]; // "HMP5"
nuclear@0: 	int32_t		version;
nuclear@0: 	
nuclear@0: 	// ignored
nuclear@0: 	float	scale[3];
nuclear@0: 	float	scale_origin[3];
nuclear@0: 	float	boundingradius;
nuclear@0: 	
nuclear@0: 	//! Size of one triangle in x direction
nuclear@0: 	float	ftrisize_x;		
nuclear@0: 	//! Size of one triangle in y direction
nuclear@0: 	float	ftrisize_y;		
nuclear@0: 	//! Number of vertices in x direction
nuclear@0: 	float	fnumverts_x;	
nuclear@0: 							
nuclear@0: 	//! Number of skins in the file
nuclear@0: 	int32_t		numskins;
nuclear@0: 
nuclear@0: 	// can ignore this?
nuclear@0: 	int32_t		skinwidth;
nuclear@0: 	int32_t		skinheight;
nuclear@0: 
nuclear@0: 	//!Number of vertices in the file
nuclear@0: 	int32_t		numverts;
nuclear@0: 
nuclear@0: 	// ignored and zero
nuclear@0: 	int32_t		numtris;
nuclear@0: 
nuclear@0: 	//! only one supported ...
nuclear@0: 	int32_t		numframes;		
nuclear@0: 
nuclear@0: 	//! Always 0 ...
nuclear@0: 	int32_t		num_stverts;	
nuclear@0: 	int32_t		flags;
nuclear@0: 	float	size;
nuclear@0: } PACK_STRUCT;
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: /** Data structure for a terrain vertex in a HMP4 file 
nuclear@0: */
nuclear@0: struct Vertex_HMP4
nuclear@0: {
nuclear@0: 	uint16_t p_pos[3];		
nuclear@0: 	uint8_t normals162index;	
nuclear@0: 	uint8_t pad;				
nuclear@0: } PACK_STRUCT;
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: /** Data structure for a terrain vertex in a HMP5 file 
nuclear@0: */
nuclear@0: struct Vertex_HMP5
nuclear@0: {
nuclear@0: 	uint16_t z;	
nuclear@0: 	uint8_t normals162index;	
nuclear@0: 	uint8_t pad;				
nuclear@0: } PACK_STRUCT;
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: /** Data structure for a terrain vertex in a HMP7 file 
nuclear@0: */
nuclear@0: struct Vertex_HMP7
nuclear@0: {
nuclear@0: 	uint16_t	 z;				
nuclear@0: 	int8_t normal_x,normal_y;
nuclear@0: } PACK_STRUCT;
nuclear@0: 
nuclear@0: #include "assimp/Compiler/poppack1.h"
nuclear@0: 
nuclear@0: } //! namespace HMP
nuclear@0: } //! namespace Assimp