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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/matrix3.h" 00032 #include "csgeom/plane3.h" 00033 #include "csgeom/vector3.h" 00034 00035 struct csRenderMesh; 00036 struct iUserRenderBufferIterator; 00037 00042 struct csPolyTextureMapping 00043 { 00044 private: 00046 csMatrix3 m_obj2tex; 00048 csVector3 v_obj2tex; 00049 00050 float fdu, fdv; 00051 00057 int Imin_u, Imin_v; 00058 00060 float Fmin_u, Fmin_v, Fmax_u, Fmax_v; 00061 00063 uint16 shf_u; 00064 00066 int w; //@@@ renderer specific 00067 00069 int h; //@@@ renderer specific 00070 00072 int w_orig; //@@@ renderer specific 00073 00077 float lmu1, lmv1, lmu2, lmv2; 00078 public: 00079 csPolyTextureMapping() : 00080 fdu(0.0f), fdv(0.0f), Imin_u(0), Imin_v(0), 00081 Fmin_u(0.0f), Fmin_v(0.0f), Fmax_u(0.0f), Fmax_v(0.0f), shf_u(0), 00082 w(0), h(0), w_orig(0), 00083 lmu1(0.0f), lmv1(0.0f), lmu2(0.0f), lmv2(0.0f) 00084 { 00085 } 00086 00087 const csMatrix3& GetO2T () const { return m_obj2tex; } 00088 csMatrix3& GetO2T () { return m_obj2tex; } 00089 const csVector3& GetO2TTranslation () const { return v_obj2tex; } 00090 csVector3& GetO2TTranslation () { return v_obj2tex; } 00091 void SetO2T (const csMatrix3& m) { m_obj2tex = m; } 00092 void SetO2TTranslation (const csVector3& v) { v_obj2tex = v; } 00093 00094 csPolyTextureMapping& operator= (const csPolyTextureMapping& other) 00095 { 00096 m_obj2tex = other.m_obj2tex; 00097 v_obj2tex = other.v_obj2tex; 00098 fdu = other.fdu; 00099 fdv = other.fdv; 00100 Imin_u = other.Imin_u; 00101 Imin_v = other.Imin_v; 00102 Fmin_u = other.Fmin_u; 00103 Fmin_v = other.Fmin_v; 00104 Fmax_u = other.Fmax_u; 00105 Fmax_v = other.Fmax_v; 00106 shf_u = other.shf_u; 00107 w = other.w; 00108 h = other.h; 00109 w_orig = other.w_orig; 00110 lmu1 = other.lmu1; 00111 lmv1 = other.lmv1; 00112 lmu2 = other.lmu2; 00113 lmv2 = other.lmv2; 00114 return *this; 00115 } 00116 00122 int GetShiftU () const { return shf_u; } 00124 void SetShiftU (int su) { shf_u = su; } 00125 00127 int GetIMinU () const { return Imin_u; } 00129 int GetIMinV () const { return Imin_v; } 00134 void SetIMinUV (int u, int v) { Imin_u = u; Imin_v = v; } 00136 void GetTextureBox (float& fMinU, float& fMinV, 00137 float& fMaxU, float& fMaxV) const 00138 { 00139 fMinU = Fmin_u; 00140 fMaxU = Fmax_u; 00141 fMinV = Fmin_v; 00142 fMaxV = Fmax_v; 00143 } 00145 void SetTextureBox (float fMinU, float fMinV, 00146 float fMaxU, float fMaxV) 00147 { 00148 Fmin_u = fMinU; 00149 Fmax_u = fMaxU; 00150 Fmin_v = fMinV; 00151 Fmax_v = fMaxV; 00152 } 00153 00155 float GetFDU () const { return fdu; } 00157 float GetFDV () const { return fdv; } 00162 void SetFDUV (float u, float v) { fdu = u; fdv = v; } 00163 00165 void SetLitWidth (int w) 00166 { 00167 csPolyTextureMapping::w = w; 00168 } 00170 void SetLitHeight (int h) 00171 { 00172 csPolyTextureMapping::h = h; 00173 } 00175 void SetLitOriginalWidth (int w_orig) 00176 { 00177 csPolyTextureMapping::w_orig = w_orig; 00178 } 00180 int GetLitWidth () const { return w; } 00182 int GetLitHeight () const { return h; } 00183 00185 int GetLitOriginalWidth () const { return w_orig; } 00187 void GetCoordsOnSuperLM (float& lmu1, float& lmv1, 00188 float& lmu2, float& lmv2) const 00189 { 00190 lmu1 = csPolyTextureMapping::lmu1; 00191 lmv1 = csPolyTextureMapping::lmv1; 00192 lmu2 = csPolyTextureMapping::lmu2; 00193 lmv2 = csPolyTextureMapping::lmv2; 00194 } 00196 void SetCoordsOnSuperLM (float lmu1, float lmv1, 00197 float lmu2, float lmv2) 00198 { 00199 csPolyTextureMapping::lmu1 = lmu1; 00200 csPolyTextureMapping::lmv1 = lmv1; 00201 csPolyTextureMapping::lmu2 = lmu2; 00202 csPolyTextureMapping::lmv2 = lmv2; 00203 } 00204 }; 00205 00210 struct csPolygonRenderData 00211 { 00213 csPlane3 plane_obj; 00215 csPolyTextureMapping* tmapping; 00217 int num_vertices; 00219 int* vertices; 00223 csVector3** p_obj_verts; 00225 bool useLightmap; 00229 csVector3** objNormals; 00230 }; 00231 00232 00233 00234 SCF_VERSION (iPolygonRenderer, 0, 1, 0); 00235 00236 // @@@ Document me. 00237 struct iPolygonRenderer : public iBase 00238 { 00239 virtual void PrepareRenderMesh (csRenderMesh& mesh) = 0; 00240 00241 virtual void Clear () = 0; 00242 virtual void AddPolygon (csPolygonRenderData* poly, 00243 iUserRenderBufferIterator* extraBuffers) = 0; 00244 }; 00245 00248 #endif // __CS_IVIDEO_POLYRENDER_H__ 00249
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