Pogolyn: pg_mdl_data.h Source File

00001 /*
00002     Copyright (c) 2007-2009 Takashi Kitao
00003     All rights reserved.
00004 
00005     Redistribution and use in source and binary forms, with or without
00006     modification, are permitted provided that the following conditions
00007     are met:
00008 
00009     1. Redistributions of source code must retain the above copyright
00010     `  notice, this list of conditions and the following disclaimer.
00011 
00012     2. Redistributions in binary form must reproduce the above copyright
00013     `  notice, this list of conditions and the following disclaimer in the
00014     `  documentation and/or other materials provided with the distribution.
00015 
00016     3. The name of the author may not be used to endorse or promote products
00017     `  derived from this software without specific prior written permission.
00018 
00019     THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00020     IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00021     OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
00022     IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
00023     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00024     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00025     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00026     THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00027     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
00028     THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00029 */
00030 
00031 
00036 class PG_API pgMdlData
00037 {
00038 public:
00039     pgDefineException(ExceptionInvalidArgument);
00040     pgDefineException(ExceptionInvalidCall);
00041     pgDefineException(ExceptionInvalidData);
00042     pgDefineException(ExceptionNotInitialized);
00043 
00044     static const u32 MODEL_DATA_VERSION = 50; // 0.5.0
00045 
00046     enum ModelDataMode
00047     {
00048         MODE_READ, //
00049         MODE_WRITE
00050     };
00051 
00052     pgMdlData();
00053     ~pgMdlData();
00054 
00055     void initAsReader(const void* data, u32 data_size);
00056     void initAsWriter(u16 node_num, u16 vert_num, pgID tex_id, bool has_normal);
00057 
00058     ModelDataMode getMode() const;
00059     u16 getNodeNum() const;
00060     u16 getVertNum() const;
00061     bool hasNormal() const;
00062     pgID getTextureID() const;
00063 
00064     u16 getNodeParentIndex(u16 node_index) const;
00065     void setNodeParentIndex(u16 node_index, u16 parent_index);
00066     void setNodeParentIndex_noParent(u16 node_index);
00067 
00068     const pgMat& getNodeLocal(u16 node_index) const;
00069     void setNodeLocal(u16 node_index, const pgMat& local);
00070 
00071     pgPrim::PrimMode getNodePrimMode(u16 node_index) const;
00072     void setNodePrimMode(u16 node_index, pgPrim::PrimMode prim_mode);
00073 
00074     u16 getNodeVertIndex(u16 node_index) const;
00075     u16 getNodeVertNum(u16 node_index) const;
00076     void setNodeVertInfo(u16 node_index, u16 vert_index, u16 vert_num);
00077 
00078     const pgPrim::PrimData* getNodePrimData(u16 node_index) const;
00079     const pgVec* getNodeNormalData(u16 node_index) const;
00080 
00081     pgPrim::BlendMode getNodeBlendMode(u16 node_index) const;
00082     void setNodeBlendMode(u16 node_index, pgPrim::BlendMode blend_mode);
00083 
00084     const pgVec& getNodeClipBoundMinForReader(u16 node_index) const;
00085     const pgVec& getNodeClipBoundMaxForReader(u16 node_index) const;
00086 
00087     const pgVec& getVertPos(u16 vert_index) const;
00088     void setVertPos(u16 vert_index, const pgVec& pos);
00089 
00090     pgCol getVertCol(u16 vert_index) const;
00091     void setVertCol(u16 vert_index, pgCol col);
00092 
00093     r32 getVertU(u16 vert_index) const;
00094     r32 getVertV(u16 vert_index) const;
00095     void setVertUV(u16 vert_index, r32 u, r32 v);
00096 
00097     const pgVec& getVertN(u16 vert_index) const;
00098     void setVertN(u16 vert_index, const pgVec& n);
00099 
00100     void calcNormalAsTriangles(bool is_smoothing);
00101 
00102     void registerAsResource(pgID res_id);
00103 
00104 private:
00105     enum ModelDataFlag
00106     {
00107         FLAG_HAS_NORMAL
00108     };
00109 
00110     struct ModelDataHeader
00111     {
00112         pgID format_id;
00113         u16 format_version;
00114         u16 node_num;
00115         u16 vert_num;
00116         pgFlag<u16, ModelDataFlag> flag;
00117         pgID tex_id;
00118         u32 prim_data_offset;
00119         u32 normal_data_offset;
00120     };
00121 
00122     struct NodeInfo
00123     {
00124         pgMat local;
00125         pgVec bound_min;
00126         pgVec bound_max;
00127         u16 parent_index;
00128         pgType<u8, pgPrim::PrimMode> prim_mode;
00129         pgType<u8, pgPrim::BlendMode> blend_mode;
00130         u16 vert_index;
00131         u16 vert_num;
00132     };
00133 
00134     pgMdlData(const pgMdlData&);
00135     void operator=(const pgMdlData&);
00136 
00137     pgType<u8, ModelDataMode> m_mode;
00138     u8* m_data;
00139     u32 m_data_size;
00140     ModelDataHeader* m_mdl_data_header;
00141     NodeInfo* m_node_info;
00142     pgPrim::PrimData* m_prim_data;
00143     pgVec* m_normal_data;
00144 };