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KWinLibraries

kwinglutils_funcs.h

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00001 /********************************************************************
00002  KWin - the KDE window manager
00003  This file is part of the KDE project.
00004 
00005 Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
00006 
00007 This program is free software; you can redistribute it and/or modify
00008 it under the terms of the GNU General Public License as published by
00009 the Free Software Foundation; either version 2 of the License, or
00010 (at your option) any later version.
00011 
00012 This program is distributed in the hope that it will be useful,
00013 but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 GNU General Public License for more details.
00016 
00017 You should have received a copy of the GNU General Public License
00018 along with this program.  If not, see <http://www.gnu.org/licenses/>.
00019 *********************************************************************/
00020 
00021 #ifndef KWIN_GLUTILS_FUNCS_H
00022 #define KWIN_GLUTILS_FUNCS_H
00023 
00024 #include <kdemacros.h>
00025 
00026 #define KWIN_EXPORT KDE_EXPORT
00027 
00028 #include <kwinconfig.h> // KWIN_HAVE_OPENGL
00029 
00030 #ifdef KWIN_HAVE_OPENGL
00031 
00032 // gcc-3.3.3 apparently cannot resolve KWin's namespaced versions properly,
00033 // so hide possible global functions
00034 #define glXQueryDrawable kwinhide_glXQueryDrawable
00035 #define glXGetFBConfigAttrib kwinhide_glXGetFBConfigAttrib
00036 #define glXGetVisualFromFBConfig kwinhide_glXGetVisualFromFBConfig
00037 #define glXDestroyWindow kwinhide_glXDestroyWindow
00038 #define glXDestroyPixmap kwinhide_glXDestroyPixmap
00039 #define glXCreateWindow kwinhide_glXCreateWindow
00040 #define glXCreatePixmap kwinhide_glXCreatePixmap
00041 #define glXGetFBConfigs kwinhide_glXGetFBConfigs
00042 #define glXGetProcAddress kwinhide_glXGetProcAddress
00043 #define glXReleaseTexImageEXT kwinhide_glXReleaseTexImageEXT
00044 #define glXBindTexImageEXT kwinhide_glXBindTexImageEXT
00045 #define glXCopySubBuffer kwinhide_glXCopySubBuffer
00046 #define glXGetVideoSync kwinhide_glXGetVideoSync
00047 #define glXWaitVideoSync kwinhide_glXWaitVideoSync
00048 
00049 #include <GL/gl.h>
00050 #include <GL/glx.h>
00051 
00052 #undef glXQueryDrawable
00053 #undef glXGetFBConfigAttrib
00054 #undef glXGetVisualFromFBConfig
00055 #undef glXDestroyWindow
00056 #undef glXDestroyPixmap
00057 #undef glXCreateWindow
00058 #undef glXCreatePixmap
00059 #undef glXGetFBConfigs
00060 #undef glXGetProcAddress
00061 #undef glXReleaseTexImageEXT
00062 #undef glXBindTexImageEXT
00063 #undef glXCopySubBuffer
00064 #undef glXGetVideoSync
00065 #undef glXWaitVideoSync
00066 
00067 #include <fixx11h.h>
00068 
00069 namespace KWin
00070 {
00071 
00072 void KWIN_EXPORT glxResolveFunctions();
00073 void KWIN_EXPORT glResolveFunctions();
00074 
00075 
00076 // Defines
00077 /*
00078 ** GLX_EXT_texture_from_pixmap
00079 */
00080 #define GLX_BIND_TO_TEXTURE_RGB_EXT        0x20D0
00081 #define GLX_BIND_TO_TEXTURE_RGBA_EXT       0x20D1
00082 #define GLX_BIND_TO_MIPMAP_TEXTURE_EXT     0x20D2
00083 #define GLX_BIND_TO_TEXTURE_TARGETS_EXT    0x20D3
00084 #define GLX_Y_INVERTED_EXT                 0x20D4
00085 
00086 #define GLX_TEXTURE_FORMAT_EXT             0x20D5
00087 #define GLX_TEXTURE_TARGET_EXT             0x20D6
00088 #define GLX_MIPMAP_TEXTURE_EXT             0x20D7
00089 
00090 #define GLX_TEXTURE_FORMAT_NONE_EXT        0x20D8
00091 #define GLX_TEXTURE_FORMAT_RGB_EXT         0x20D9
00092 #define GLX_TEXTURE_FORMAT_RGBA_EXT        0x20DA
00093 
00094 #define GLX_TEXTURE_1D_BIT_EXT             0x00000001
00095 #define GLX_TEXTURE_2D_BIT_EXT             0x00000002
00096 #define GLX_TEXTURE_RECTANGLE_BIT_EXT      0x00000004
00097 
00098 #define GLX_TEXTURE_1D_EXT                 0x20DB
00099 #define GLX_TEXTURE_2D_EXT                 0x20DC
00100 #define GLX_TEXTURE_RECTANGLE_EXT          0x20DD
00101 
00102 #define GLX_FRONT_LEFT_EXT                 0x20DE
00103 
00104 // Shader stuff
00105 #define GL_COMPILE_STATUS                               0x8B81
00106 #define GL_LINK_STATUS                                  0x8B82
00107 #define GL_INFO_LOG_LENGTH                              0x8B84
00108 #define GL_FRAGMENT_SHADER                              0x8B30
00109 #define GL_VERTEX_SHADER                                0x8B31
00110 
00111 // FBO
00112 #define GL_FRAMEBUFFER_EXT                     0x8D40
00113 #define GL_RENDERBUFFER_EXT                    0x8D41
00114 #define GL_STENCIL_INDEX1_EXT                  0x8D46
00115 #define GL_STENCIL_INDEX4_EXT                  0x8D47
00116 #define GL_STENCIL_INDEX8_EXT                  0x8D48
00117 #define GL_STENCIL_INDEX16_EXT                 0x8D49
00118 #define GL_RENDERBUFFER_WIDTH_EXT              0x8D42
00119 #define GL_RENDERBUFFER_HEIGHT_EXT             0x8D43
00120 #define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT    0x8D44
00121 #define GL_RENDERBUFFER_RED_SIZE_EXT           0x8D50
00122 #define GL_RENDERBUFFER_GREEN_SIZE_EXT         0x8D51
00123 #define GL_RENDERBUFFER_BLUE_SIZE_EXT          0x8D52
00124 #define GL_RENDERBUFFER_ALPHA_SIZE_EXT         0x8D53
00125 #define GL_RENDERBUFFER_DEPTH_SIZE_EXT         0x8D54
00126 #define GL_RENDERBUFFER_STENCIL_SIZE_EXT       0x8D55
00127 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT            0x8CD0
00128 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT            0x8CD1
00129 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT          0x8CD2
00130 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT  0x8CD3
00131 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT     0x8CD4
00132 #define GL_COLOR_ATTACHMENT0_EXT               0x8CE0
00133 #define GL_COLOR_ATTACHMENT1_EXT               0x8CE1
00134 #define GL_COLOR_ATTACHMENT2_EXT               0x8CE2
00135 #define GL_COLOR_ATTACHMENT3_EXT               0x8CE3
00136 #define GL_COLOR_ATTACHMENT4_EXT               0x8CE4
00137 #define GL_COLOR_ATTACHMENT5_EXT               0x8CE5
00138 #define GL_COLOR_ATTACHMENT6_EXT               0x8CE6
00139 #define GL_COLOR_ATTACHMENT7_EXT               0x8CE7
00140 #define GL_COLOR_ATTACHMENT8_EXT               0x8CE8
00141 #define GL_COLOR_ATTACHMENT9_EXT               0x8CE9
00142 #define GL_COLOR_ATTACHMENT10_EXT              0x8CEA
00143 #define GL_COLOR_ATTACHMENT11_EXT              0x8CEB
00144 #define GL_COLOR_ATTACHMENT12_EXT              0x8CEC
00145 #define GL_COLOR_ATTACHMENT13_EXT              0x8CED
00146 #define GL_COLOR_ATTACHMENT14_EXT              0x8CEE
00147 #define GL_COLOR_ATTACHMENT15_EXT              0x8CEF
00148 #define GL_DEPTH_ATTACHMENT_EXT                0x8D00
00149 #define GL_STENCIL_ATTACHMENT_EXT              0x8D20
00150 #define GL_FRAMEBUFFER_COMPLETE_EXT                          0x8CD5
00151 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT             0x8CD6
00152 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT     0x8CD7
00153 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT             0x8CD9
00154 #define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT                0x8CDA
00155 #define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT            0x8CDB
00156 #define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT            0x8CDC
00157 #define GL_FRAMEBUFFER_UNSUPPORTED_EXT                       0x8CDD
00158 #define GL_FRAMEBUFFER_BINDING_EXT             0x8CA6
00159 #define GL_RENDERBUFFER_BINDING_EXT            0x8CA7
00160 #define GL_MAX_COLOR_ATTACHMENTS_EXT           0x8CDF
00161 #define GL_MAX_RENDERBUFFER_SIZE_EXT           0x84E8
00162 #define GL_INVALID_FRAMEBUFFER_OPERATION_EXT   0x0506
00163 
00164 
00165 #define GL_TEXTURE_RECTANGLE_ARB                        0x84F5
00166 
00167 
00168 // GLX typedefs
00169 typedef struct __GLXcontextRec *GLXContext;
00170 /* GLX 1.3 and later */
00171 typedef struct __GLXFBConfigRec *GLXFBConfig;
00172 
00173 // GL typedefs
00174 typedef char GLchar;
00175 
00176 // Function pointers
00177 // finding of OpenGL extensions functions
00178 typedef void (*glXFuncPtr)();
00179 typedef glXFuncPtr (*glXGetProcAddress_func)( const GLubyte* );
00180 extern KWIN_EXPORT glXGetProcAddress_func  glXGetProcAddress;
00181 // glXQueryDrawable (added in GLX 1.3)
00182 typedef void (*glXQueryDrawable_func)( Display* dpy, GLXDrawable drawable,
00183     int attribute, unsigned int *value );
00184 extern KWIN_EXPORT glXQueryDrawable_func glXQueryDrawable;
00185 // texture_from_pixmap extension functions
00186 typedef void (*glXBindTexImageEXT_func)( Display* dpy, GLXDrawable drawable,
00187     int buffer, const int* attrib_list );
00188 typedef void (*glXReleaseTexImageEXT_func)( Display* dpy, GLXDrawable drawable, int buffer );
00189 extern KWIN_EXPORT glXReleaseTexImageEXT_func glXReleaseTexImageEXT;
00190 extern KWIN_EXPORT glXBindTexImageEXT_func glXBindTexImageEXT;
00191 // glXCopySubBufferMESA
00192 typedef void (*glXCopySubBuffer_func) ( Display* , GLXDrawable, int, int, int, int );
00193 extern KWIN_EXPORT glXCopySubBuffer_func glXCopySubBuffer;
00194 // video_sync extension functions
00195 typedef int (*glXGetVideoSync_func)( unsigned int *count );
00196 typedef int (*glXWaitVideoSync_func)( int divisor, int remainder, unsigned int *count );
00197 extern KWIN_EXPORT glXGetVideoSync_func glXGetVideoSync;
00198 extern KWIN_EXPORT glXWaitVideoSync_func glXWaitVideoSync;
00199 // GLX_SGIX_fbconfig and misc GLX 1.3 stuff
00200 typedef int (*glXGetFBConfigAttrib_func) ( Display *dpy, GLXFBConfig config,
00201     int attribute, int *value );
00202 typedef XVisualInfo* (*glXGetVisualFromFBConfig_func) ( Display *dpy, GLXFBConfig config );
00203 extern KWIN_EXPORT glXGetFBConfigAttrib_func glXGetFBConfigAttrib;
00204 extern KWIN_EXPORT glXGetVisualFromFBConfig_func glXGetVisualFromFBConfig;
00205 typedef GLXWindow (*glXCreateWindow_func) ( Display *dpy, GLXFBConfig config,
00206     Window win, const int *attribList );
00207 typedef void (*glXDestroyWindow_func) ( Display *dpy, GLXWindow window );
00208 typedef GLXPixmap (*glXCreatePixmap_func) ( Display *dpy, GLXFBConfig config,
00209     Pixmap pixmap, const int *attribList );
00210 typedef void (*glXDestroyPixmap_func) ( Display *dpy, GLXPixmap pixmap );
00211 typedef GLXFBConfig* (*glXGetFBConfigs_func) ( Display *dpy, int screen, int *nelements );
00212 extern KWIN_EXPORT glXCreateWindow_func glXCreateWindow;
00213 extern KWIN_EXPORT glXDestroyWindow_func glXDestroyWindow;
00214 extern KWIN_EXPORT glXCreatePixmap_func glXCreatePixmap;
00215 extern KWIN_EXPORT glXDestroyPixmap_func glXDestroyPixmap;
00216 extern KWIN_EXPORT glXGetFBConfigs_func glXGetFBConfigs;
00217 
00218 // glActiveTexture
00219 typedef void (*glActiveTexture_func)(GLenum);
00220 extern KWIN_EXPORT glActiveTexture_func glActiveTexture;
00221 // framebuffer_object extension functions
00222 typedef GLboolean (*glIsRenderbuffer_func)( GLuint renderbuffer );
00223 typedef void (*glBindRenderbuffer_func)( GLenum target, GLuint renderbuffer );
00224 typedef void (*glDeleteRenderbuffers_func)( GLsizei n, const GLuint *renderbuffers );
00225 typedef void (*glGenRenderbuffers_func)( GLsizei n, GLuint *renderbuffers );
00226 typedef void (*glRenderbufferStorage_func)( GLenum target, GLenum internalformat, GLsizei width, GLsizei height );
00227 typedef void (*glGetRenderbufferParameteriv_func)( GLenum target, GLenum pname, GLint *params );
00228 typedef GLboolean (*glIsFramebuffer_func)( GLuint framebuffer );
00229 typedef void (*glBindFramebuffer_func)( GLenum target, GLuint framebuffer );
00230 typedef void (*glDeleteFramebuffers_func)( GLsizei n, const GLuint *framebuffers );
00231 typedef void (*glGenFramebuffers_func)( GLsizei n, GLuint *framebuffers );
00232 typedef GLenum (*glCheckFramebufferStatus_func)( GLenum target );
00233 typedef void (*glFramebufferTexture1D_func)( GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level );
00234 typedef void (*glFramebufferTexture2D_func)( GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level );
00235 typedef void (*glFramebufferTexture3D_func)( GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset );
00236 typedef void (*glFramebufferRenderbuffer_func)( GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer );
00237 typedef void (*glGetFramebufferAttachmentParameteriv_func)( GLenum target, GLenum attachment, GLenum pname, GLint *params );
00238 typedef void (*glGenerateMipmap_func)( GLenum target );
00239 extern KWIN_EXPORT glIsRenderbuffer_func glIsRenderbuffer;
00240 extern KWIN_EXPORT glBindRenderbuffer_func glBindRenderbuffer;
00241 extern KWIN_EXPORT glDeleteRenderbuffers_func glDeleteRenderbuffers;
00242 extern KWIN_EXPORT glGenRenderbuffers_func glGenRenderbuffers;
00243 extern KWIN_EXPORT glRenderbufferStorage_func glRenderbufferStorage;
00244 extern KWIN_EXPORT glGetRenderbufferParameteriv_func glGetRenderbufferParameteriv;
00245 extern KWIN_EXPORT glIsFramebuffer_func glIsFramebuffer;
00246 extern KWIN_EXPORT glBindFramebuffer_func glBindFramebuffer;
00247 extern KWIN_EXPORT glDeleteFramebuffers_func glDeleteFramebuffers;
00248 extern KWIN_EXPORT glGenFramebuffers_func glGenFramebuffers;
00249 extern KWIN_EXPORT glCheckFramebufferStatus_func glCheckFramebufferStatus;
00250 extern KWIN_EXPORT glFramebufferTexture1D_func glFramebufferTexture1D;
00251 extern KWIN_EXPORT glFramebufferTexture2D_func glFramebufferTexture2D;
00252 extern KWIN_EXPORT glFramebufferTexture3D_func glFramebufferTexture3D;
00253 extern KWIN_EXPORT glFramebufferRenderbuffer_func glFramebufferRenderbuffer;
00254 extern KWIN_EXPORT glGetFramebufferAttachmentParameteriv_func glGetFramebufferAttachmentParameteriv;
00255 extern KWIN_EXPORT glGenerateMipmap_func glGenerateMipmap;
00256 // Shader stuff
00257 typedef GLuint (*glCreateShader_func)(GLenum);
00258 typedef GLvoid (*glShaderSource_func)(GLuint, GLsizei, const GLchar**, const GLint*);
00259 typedef GLvoid (*glCompileShader_func)(GLuint);
00260 typedef GLvoid (*glDeleteShader_func)(GLuint);
00261 typedef GLuint (*glCreateProgram_func)();
00262 typedef GLvoid (*glAttachShader_func)(GLuint, GLuint);
00263 typedef GLvoid (*glLinkProgram_func)(GLuint);
00264 typedef GLvoid (*glUseProgram_func)(GLuint);
00265 typedef GLvoid (*glDeleteProgram_func)(GLuint);
00266 typedef GLvoid (*glGetShaderInfoLog_func)(GLuint, GLsizei, GLsizei*, GLchar*);
00267 typedef GLvoid (*glGetProgramInfoLog_func)(GLuint, GLsizei, GLsizei*, GLchar*);
00268 typedef GLvoid (*glGetProgramiv_func)(GLuint, GLenum, GLint*);
00269 typedef GLvoid (*glGetShaderiv_func)(GLuint, GLenum, GLint*);
00270 typedef GLvoid (*glUniform1f_func)(GLint, GLfloat);
00271 typedef GLvoid (*glUniform1i_func)(GLint, GLint);
00272 typedef GLvoid (*glUniform1fv_func)(GLint, GLsizei, const GLfloat*);
00273 typedef GLvoid (*glUniform2fv_func)(GLint, GLsizei, const GLfloat*);
00274 typedef GLvoid (*glUniform3fv_func)(GLint, GLsizei, const GLfloat*);
00275 typedef GLvoid (*glValidateProgram_func)(GLuint);
00276 typedef GLint (*glGetUniformLocation_func)(GLuint, const GLchar*);
00277 typedef GLvoid (*glVertexAttrib1f_func)(GLuint, GLfloat);
00278 typedef GLint (*glGetAttribLocation_func)(GLuint, const GLchar*);
00279 extern KWIN_EXPORT glCreateShader_func glCreateShader;
00280 extern KWIN_EXPORT glShaderSource_func glShaderSource;
00281 extern KWIN_EXPORT glCompileShader_func glCompileShader;
00282 extern KWIN_EXPORT glDeleteShader_func glDeleteShader;
00283 extern KWIN_EXPORT glCreateProgram_func glCreateProgram;
00284 extern KWIN_EXPORT glAttachShader_func glAttachShader;
00285 extern KWIN_EXPORT glLinkProgram_func glLinkProgram;
00286 extern KWIN_EXPORT glUseProgram_func glUseProgram;
00287 extern KWIN_EXPORT glDeleteProgram_func glDeleteProgram;
00288 extern KWIN_EXPORT glGetShaderInfoLog_func glGetShaderInfoLog;
00289 extern KWIN_EXPORT glGetProgramInfoLog_func glGetProgramInfoLog;
00290 extern KWIN_EXPORT glGetProgramiv_func glGetProgramiv;
00291 extern KWIN_EXPORT glGetShaderiv_func glGetShaderiv;
00292 extern KWIN_EXPORT glUniform1f_func glUniform1f;
00293 extern KWIN_EXPORT glUniform1i_func glUniform1i;
00294 extern KWIN_EXPORT glUniform1fv_func glUniform1fv;
00295 extern KWIN_EXPORT glUniform2fv_func glUniform2fv;
00296 extern KWIN_EXPORT glValidateProgram_func glValidateProgram;
00297 extern KWIN_EXPORT glGetUniformLocation_func glGetUniformLocation;
00298 extern KWIN_EXPORT glVertexAttrib1f_func glVertexAttrib1f;
00299 extern KWIN_EXPORT glGetAttribLocation_func glGetAttribLocation;
00300 
00301 } // namespace
00302 
00303 #endif
00304 
00305 #endif

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