nux-1.14.0
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00001 /* 00002 * Copyright 2010 Inalogic® Inc. 00003 * 00004 * This program is free software: you can redistribute it and/or modify it 00005 * under the terms of the GNU Lesser General Public License, as 00006 * published by the Free Software Foundation; either version 2.1 or 3.0 00007 * of the License. 00008 * 00009 * This program is distributed in the hope that it will be useful, but 00010 * WITHOUT ANY WARRANTY; without even the implied warranties of 00011 * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR 00012 * PURPOSE. See the applicable version of the GNU Lesser General Public 00013 * License for more details. 00014 * 00015 * You should have received a copy of both the GNU Lesser General Public 00016 * License along with this program. If not, see <http://www.gnu.org/licenses/> 00017 * 00018 * Authored by: Jay Taoko <jaytaoko@inalogic.com> 00019 * 00020 */ 00021 00022 00023 #ifndef GLDEVICEFRAMEBUFFEROBJECT_H 00024 #define GLDEVICEFRAMEBUFFEROBJECT_H 00025 00082 namespace nux 00083 { 00084 00085 class GLFramebufferObject 00086 { 00087 public: 00089 GLFramebufferObject(); 00090 virtual ~GLFramebufferObject(); 00091 00093 void Bind(); 00094 00096 virtual void AttachTexture ( GLenum attachment, GLenum texType, GLuint texId, 00097 int mipLevel = 0, int zSlice = 0); 00098 00102 virtual void AttachTextures ( int numTextures, 00103 GLenum texTarget[], 00104 GLuint texId[], 00105 GLenum attachment[] = NULL, 00106 int mipLevel[] = NULL, 00107 int zSlice[] = NULL ); 00108 00110 virtual void AttachRenderBuffer ( GLenum attachment, GLuint buffId ); 00111 00113 void Unattach ( GLenum attachment ); 00114 00122 bool IsValid(); 00123 00124 00127 GLenum GetAttachedType ( GLenum attachment ); 00128 00131 GLuint GetAttachedId ( GLenum attachment ); 00132 00134 GLint GetAttachedMipLevel ( GLenum attachment ); 00135 00137 GLint GetAttachedCubeFace ( GLenum attachment ); 00138 00140 GLint GetAttachedZSlice ( GLenum attachment ); 00142 00143 00146 static int GetMaxColorAttachments(); 00147 00156 static void Disable(); 00158 00159 private: 00160 GLint m_fboId; 00161 GLint m_savedFboId; 00162 00163 void _GuardedBind(); 00164 void _GuardedUnbind(); 00165 void _FramebufferTextureND ( GLenum attachment, GLenum texType, 00166 GLuint texId, int mipLevel, int zSlice ); 00167 static GLuint _GenerateFboId(); 00168 }; 00169 00200 class GLRenderbuffer 00201 { 00202 public: 00204 GLRenderbuffer(); 00205 GLRenderbuffer (GLenum internalFormat, int width, int height); 00206 ~GLRenderbuffer(); 00207 00208 void Bind(); 00209 void Unbind(); 00210 void Set (GLenum internalFormat, int width, int height); 00211 GLuint GetId() const; 00212 00213 static GLint GetMaxSize(); 00214 00215 private: 00216 GLuint m_bufId; 00217 00218 static GLuint _CreateBufferId(); 00219 }; 00220 00221 } 00222 00223 #endif // GLDEVICEFRAMEBUFFEROBJECT_H 00224 00225