src/OpenGl/OpenGl_ExtFBO.hxx

   1 // File:      OpenGl_ExtVBO.hxx
   2 // Created:   26 January 2012
   3 // Author:    Kirill GAVRILOV
   4 // Copyright: OPEN CASCADE 2012
   5
   6 #ifndef _OpenGl_ExtFBO_H__
   7 #define _OpenGl_ExtFBO_H__
   8
   9 #if (defined(_WIN32) || defined(__WIN32__))
  10   #include <windows.h>
  11 #endif
  12 #include <GL/gl.h>
  13
  14 //! FBO is part of OpenGL since 2.0
  15 struct OpenGl_ExtFBO
  16 {
  17   #ifndef GL_FRAMEBUFFER_EXT
  18     #define GL_FRAMEBUFFER_EXT 0x8D40
  19   #endif
  20   #ifndef GL_COLOR_ATTACHMENT0_EXT
  21     #define GL_COLOR_ATTACHMENT0_EXT 0x8CE0
  22   #endif
  23   #ifndef GL_FRAMEBUFFER_COMPLETE_EXT
  24     #define GL_FRAMEBUFFER_COMPLETE_EXT 0x8CD5
  25   #endif
  26   #ifndef GL_RENDERBUFFER_EXT
  27     #define GL_RENDERBUFFER_EXT 0x8D41
  28   #endif
  29   #ifndef GL_DEPTH_ATTACHMENT_EXT
  30     #define GL_DEPTH_ATTACHMENT_EXT 0x8D00
  31   #endif
  32
  33 public:
  34
  35   typedef void (APIENTRY *glGenFramebuffersEXT_t) (GLsizei n, GLuint* ids);
  36   typedef void (APIENTRY *glDeleteFramebuffersEXT_t) (GLsizei n, GLuint* ids);
  37   typedef void (APIENTRY *glBindFramebufferEXT_t) (GLenum target, GLuint id);
  38   typedef void (APIENTRY *glFramebufferTexture2DEXT_t) (GLenum target, GLenum attachmentPoint,
  39                                                         GLenum textureTarget, GLuint textureId,
  40                                                         GLint level);
  41   typedef GLenum (APIENTRY *glCheckFramebufferStatusEXT_t) (GLenum target);
  42   typedef void (APIENTRY *glGenRenderbuffersEXT_t) (GLsizei n, GLuint* ids);
  43   typedef void (APIENTRY *glDeleteRenderbuffersEXT_t) (GLsizei n, GLuint* ids);
  44   typedef void (APIENTRY *glBindRenderbufferEXT_t) (GLenum target, GLuint id);
  45   typedef void (APIENTRY *glRenderbufferStorageEXT_t) (GLenum target, GLenum internalFormat,
  46                                                        GLsizei width, GLsizei height);
  47
  48   typedef void (APIENTRY *glFramebufferRenderbufferEXT_t) (GLenum target,
  49                                                            GLenum attachmentPoint,
  50                                                            GLenum renderbufferTarget,
  51                                                            GLuint renderbufferId);
  52
  53 public:
  54
  55   glGenFramebuffersEXT_t         glGenFramebuffersEXT;
  56   glDeleteFramebuffersEXT_t      glDeleteFramebuffersEXT;
  57   glBindFramebufferEXT_t         glBindFramebufferEXT;
  58   glFramebufferTexture2DEXT_t    glFramebufferTexture2DEXT;
  59   glCheckFramebufferStatusEXT_t  glCheckFramebufferStatusEXT;
  60   glGenRenderbuffersEXT_t        glGenRenderbuffersEXT;
  61   glDeleteRenderbuffersEXT_t     glDeleteRenderbuffersEXT;
  62   glBindRenderbufferEXT_t        glBindRenderbufferEXT;
  63   glRenderbufferStorageEXT_t     glRenderbufferStorageEXT;
  64   glFramebufferRenderbufferEXT_t glFramebufferRenderbufferEXT;
  65
  66 };
  67
  68 #endif // _OpenGl_ExtFBO_H__