1 /*
2 Open Asset Import Library (assimp)
3 ----------------------------------------------------------------------
4 
5 Copyright (c) 2006-2017, assimp team
6 
7 All rights reserved.
8 
9 Redistribution and use of this software in source and binary forms,
10 with or without modification, are permitted provided that the
11 following conditions are met:
12 
13 * Redistributions of source code must retain the above
14   copyright notice, this list of conditions and the
15   following disclaimer.
16 
17 * Redistributions in binary form must reproduce the above
18   copyright notice, this list of conditions and the
19   following disclaimer in the documentation and/or other
20   materials provided with the distribution.
21 
22 * Neither the name of the assimp team, nor the names of its
23   contributors may be used to endorse or promote products
24   derived from this software without specific prior
25   written permission of the assimp team.
26 
27 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 
39 ----------------------------------------------------------------------
40 */
41 
42 /** @file  TerragenLoader.h
43  *  @brief Declaration of the .ter importer class.
44  */
45 #ifndef INCLUDED_AI_TERRAGEN_TERRAIN_LOADER_H
46 #define INCLUDED_AI_TERRAGEN_TERRAIN_LOADER_H
47 
48 #include "BaseImporter.h"
49 namespace Assimp    {
50 
51 // Magic strings
52 #define AI_TERR_BASE_STRING         "TERRAGEN"
53 #define AI_TERR_TERRAIN_STRING      "TERRAIN "
54 #define AI_TERR_EOF_STRING          "EOF "
55 
56 // Chunka
57 #define AI_TERR_CHUNK_XPTS          "XPTS"
58 #define AI_TERR_CHUNK_YPTS          "YPTS"
59 #define AI_TERR_CHUNK_SIZE          "SIZE"
60 #define AI_TERR_CHUNK_SCAL          "SCAL"
61 #define AI_TERR_CHUNK_CRAD          "CRAD"
62 #define AI_TERR_CHUNK_CRVM          "CRVM"
63 #define AI_TERR_CHUNK_ALTW          "ALTW"
64 
65 // ---------------------------------------------------------------------------
66 /** @brief Importer class to load Terragen (0.9) terrain files.
67  *
68  *  The loader is basing on the information found here:
69  *  http://www.planetside.co.uk/terragen/dev/tgterrain.html#chunks
70 */
71 class TerragenImporter : public BaseImporter
72 {
73 public:
74     TerragenImporter();
75     ~TerragenImporter();
76 
77 
78 public:
79 
80     // -------------------------------------------------------------------
81     bool CanRead( const std::string& pFile, IOSystem* pIOHandler,
82         bool checkSig) const;
83 
84 protected:
85 
86     // -------------------------------------------------------------------
87     const aiImporterDesc* GetInfo () const;
88 
89     // -------------------------------------------------------------------
90     void InternReadFile( const std::string& pFile, aiScene* pScene,
91         IOSystem* pIOHandler);
92 
93     // -------------------------------------------------------------------
94     void SetupProperties(const Importer* pImp);
95 
96 private:
97 
98     bool configComputeUVs;
99 
100 }; //! class TerragenImporter
101 
102 } // end of namespace Assimp
103 
104 #endif // AI_AC3DIMPORTER_H_INC
105