ivideo/polyrender.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2003 by Jorrit Tyberghein 00003 (C) 2003 by Frank Richter 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Library General Public 00007 License as published by the Free Software Foundation; either 00008 version 2 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Library General Public License for more details. 00014 00015 You should have received a copy of the GNU Library General Public 00016 License along with this library; if not, write to the Free 00017 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00020 #ifndef __CS_IVIDEO_POLYRENDER_H__ 00021 #define __CS_IVIDEO_POLYRENDER_H__ 00022 00030 #include "csutil/scf.h" 00031 #include "csgeom/plane3.h" 00032 #include "csgeom/matrix3.h" 00033 #include "csgeom/vector3.h" 00034 00035 class csVector3; 00036 class csMatrix3; 00037 struct csRenderMesh; 00038 00043 struct csPolyTextureMapping 00044 { 00045 private: 00047 csMatrix3 m_obj2tex; 00049 csVector3 v_obj2tex; 00050 00051 float fdu, fdv; 00052 00058 int Imin_u, Imin_v; 00059 00061 float Fmin_u, Fmin_v, Fmax_u, Fmax_v; 00062 00064 uint16 shf_u; 00065 00067 int w; //@@@ renderer specific 00068 00070 int h; //@@@ renderer specific 00071 00073 int w_orig; //@@@ renderer specific 00074 00078 float lmu1, lmv1, lmu2, lmv2; 00079 00080 public: 00081 csPolyTextureMapping() : fdu(0.0f), fdv(0.0f), Imin_u(0), Imin_v(0), 00082 Fmin_u(0.0f), Fmin_v(0.0f), Fmax_u(0.0f), Fmax_v(0.0f), shf_u(0), 00083 w(0), h(0), w_orig(0), 00084 lmu1(0.0f), lmv1(0.0f), lmu2(0.0f), lmv2(0.0f) 00085 { 00086 } 00087 00088 const csMatrix3& GetO2T () const { return m_obj2tex; } 00089 csMatrix3& GetO2T () { return m_obj2tex; } 00090 const csVector3& GetO2TTranslation () const { return v_obj2tex; } 00091 csVector3& GetO2TTranslation () { return v_obj2tex; } 00092 void SetO2T (const csMatrix3& m) { m_obj2tex = m; } 00093 void SetO2TTranslation (const csVector3& v) { v_obj2tex = v; } 00094 00095 csPolyTextureMapping& operator= (const csPolyTextureMapping& other) 00096 { 00097 m_obj2tex = other.m_obj2tex; 00098 v_obj2tex = other.v_obj2tex; 00099 fdu = other.fdu; 00100 fdv = other.fdv; 00101 Imin_u = other.Imin_u; 00102 Imin_v = other.Imin_v; 00103 Fmin_u = other.Fmin_u; 00104 Fmin_v = other.Fmin_v; 00105 Fmax_u = other.Fmax_u; 00106 Fmax_v = other.Fmax_v; 00107 shf_u = other.shf_u; 00108 w = other.w; 00109 h = other.h; 00110 w_orig = other.w_orig; 00111 lmu1 = other.lmu1; 00112 lmv1 = other.lmv1; 00113 lmu2 = other.lmu2; 00114 lmv2 = other.lmv2; 00115 return *this; 00116 } 00117 00123 int GetShiftU () const { return shf_u; } 00125 void SetShiftU (int su) { shf_u = su; } 00126 00128 int GetIMinU () const { return Imin_u; } 00130 int GetIMinV () const { return Imin_v; } 00135 void SetIMinUV (int u, int v) { Imin_u = u; Imin_v = v; } 00137 void GetTextureBox (float& fMinU, float& fMinV, 00138 float& fMaxU, float& fMaxV) const 00139 { 00140 fMinU = Fmin_u; 00141 fMaxU = Fmax_u; 00142 fMinV = Fmin_v; 00143 fMaxV = Fmax_v; 00144 } 00146 void SetTextureBox (float fMinU, float fMinV, 00147 float fMaxU, float fMaxV) 00148 { 00149 Fmin_u = fMinU; 00150 Fmax_u = fMaxU; 00151 Fmin_v = fMinV; 00152 Fmax_v = fMaxV; 00153 } 00154 00156 float GetFDU () const { return fdu; } 00158 float GetFDV () const { return fdv; } 00163 void SetFDUV (float u, float v) { fdu = u; fdv = v; } 00164 00166 void SetLitWidth (int w) 00167 { 00168 csPolyTextureMapping::w = w; 00169 } 00171 void SetLitHeight (int h) 00172 { 00173 csPolyTextureMapping::h = h; 00174 } 00176 void SetLitOriginalWidth (int w_orig) 00177 { 00178 csPolyTextureMapping::w_orig = w_orig; 00179 } 00181 int GetLitWidth () const { return w; } 00183 int GetLitHeight () const { return h; } 00184 00186 int GetLitOriginalWidth () const { return w_orig; } 00187 00189 void GetCoordsOnSuperLM (float& lmu1, float& lmv1, 00190 float& lmu2, float& lmv2) const 00191 { 00192 lmu1 = csPolyTextureMapping::lmu1; 00193 lmv1 = csPolyTextureMapping::lmv1; 00194 lmu2 = csPolyTextureMapping::lmu2; 00195 lmv2 = csPolyTextureMapping::lmv2; 00196 } 00198 void SetCoordsOnSuperLM (float lmu1, float lmv1, 00199 float lmu2, float lmv2) 00200 { 00201 csPolyTextureMapping::lmu1 = lmu1; 00202 csPolyTextureMapping::lmv1 = lmv1; 00203 csPolyTextureMapping::lmu2 = lmu2; 00204 csPolyTextureMapping::lmv2 = lmv2; 00205 } 00206 }; 00207 00212 struct csPolygonRenderData 00213 { 00215 csPlane3 plane_obj; 00217 csPolyTextureMapping* tmapping; 00219 int num_vertices; 00221 int* vertices; 00225 csVector3** p_obj_verts; 00227 bool useLightmap; 00231 csVector3** objNormals; 00232 }; 00233 00234 00235 00236 SCF_VERSION (iPolygonRenderer, 0, 1, 0); 00237 00238 // @@@ Document me. 00239 struct iPolygonRenderer : public iBase 00240 { 00241 virtual void PrepareRenderMesh (csRenderMesh& mesh) = 0; 00242 00243 virtual void Clear () = 0; 00244 virtual void AddPolygon (csPolygonRenderData* poly) = 0; 00245 }; 00246 00249 #endif // __CS_IVIDEO_POLYRENDER_H__ 00250
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