0001: 
0002: #include <d3d9.h>
0003: #include <d3dx9.h>
0004: 
0005: 
0006: #ifndef _PRIM_H_
0007: #define _PRIM_H_
0008: 
0009: namespace Render {
0010: 
0011: // ---------------------------------------------------------------------------
0012: // プリミティブの種類
0013: // ---------------------------------------------------------------------------
0014: enum {
0015:     OBJ_TYPE_SPHERE = 0,
0016:     OBJ_TYPE_TRIANGLE,
0017: };
0018: // ---------------------------------------------------------------------------
0019: // 初期化等のためのデータ
0020: // ---------------------------------------------------------------------------
0021: typedef struct{
0022:     float   COLOR_AMB[4];
0023:     float   COLOR_DIF[4];
0024:     float   COLOR_SPE[4];
0025:     float   speq_power;
0026: }Material;
0027: // ---------------------------------------------------------------------------
0028: typedef struct{
0029:     int type;
0030: 
0031:     Material material;
0032:     
0033:     struct{
0034:         // 3角形
0035:         float x0[3];    // 座標１
0036:         float x1[3];    // 座標２
0037:         float x2[3];    // 座標３
0038:     } triangle;
0039:     struct {
0040:         // 玉用
0041:         float center[3];// 中心
0042:         float radius;   // 半径
0043:     } sphere;
0044: 
0045: }OBJ_DATA;
0046: 
0047: // ---------------------------------------------------------------------------
0048: // ---------------------------------------------------------------------------
0049: // プリミティブ
0050: // ---------------------------------------------------------------------------
0051: // ---------------------------------------------------------------------------
0052: class CPrimitive
0053: {
0054: public:
0055:     enum {
0056:         INFINTY_DIST = 10000,
0057:     };
0058:     int m_type;
0059:     Material m_material;
0060: 
0061:     void Init(OBJ_DATA *pData);
0062:     float IsAcross(D3DXVECTOR4 *n, D3DXVECTOR4 *p, const D3DXVECTOR4 *x, const D3DXVECTOR4 *v){return INFINTY_DIST;}
0063:     D3DXVECTOR3 *GetColor(D3DXVECTOR3 *dest, float LN, float HN );
0064: };
0065: // ---------------------------------------------------------------------------
0066: // 球
0067: // ---------------------------------------------------------------------------
0068: class CSphere : public CPrimitive
0069: {
0070: private:
0071:     D3DXVECTOR4 center;
0072:     float radius_sq;
0073: 
0074: public:
0075:     CSphere();
0076: 
0077:     void Init(OBJ_DATA *pData);
0078:     float IsAcross(D3DXVECTOR4 *n, D3DXVECTOR4 *p, const D3DXVECTOR4 *x, const D3DXVECTOR4 *v);
0079: };
0080: 
0081: // ---------------------------------------------------------------------------
0082: // ３角形
0083: // ---------------------------------------------------------------------------
0084: class CTriangle : public CPrimitive
0085: {
0086: private:
0087:     D3DXVECTOR4 pos[3];
0088:     D3DXVECTOR4 t0; FLOAT l0;
0089:     D3DXVECTOR4 t1; FLOAT l1;
0090:     D3DXVECTOR4 normal;
0091: 
0092: public:
0093:     CTriangle();
0094: 
0095:     void Init(OBJ_DATA *pData);
0096:     float IsAcross(D3DXVECTOR4 *n, D3DXVECTOR4 *p, const D3DXVECTOR4 *x, const D3DXVECTOR4 *v);
0097: };
0098: // ---------------------------------------------------------------------------
0099: // ---------------------------------------------------------------------------
0100: // メッシュ
0101: // ---------------------------------------------------------------------------
0102: // ---------------------------------------------------------------------------
0103: class CMesh
0104: {
0105: public:
0106:     CMesh();
0107:     ~CMesh();
0108:     CPrimitive **m_ppPrim;
0109:     int         m_num;
0110: 
0111:     void  Init(OBJ_DATA *pData, int num);
0112:     void  Delete();
0113:     float IsAcross(float dist, D3DXVECTOR4 *n, D3DXVECTOR4 *p, CPrimitive **dest, const D3DXVECTOR4 *x, const D3DXVECTOR4 *v);
0114:     bool  IsAcross(float dist, const D3DXVECTOR4 *x, const D3DXVECTOR4 *v);
0115: };
0116: // ---------------------------------------------------------------------------
0117: 
0118: };// namespace Render
0119: 
0120: #endif // !_PRIM_H_
0121: