workspace/kwin/lib/kwinglutils_funcs.h

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5 Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *********************************************************************/
  20
  21 #ifndef KWIN_GLUTILS_FUNCS_H
  22 #define KWIN_GLUTILS_FUNCS_H
  23
  24 #include <kdemacros.h>
  25
  26 #define KWIN_EXPORT KDE_EXPORT
  27
  28 #include <kwinconfig.h> // KWIN_HAVE_OPENGL
  29
  30 #ifdef KWIN_HAVE_OPENGL
  31
  32 // gcc-3.3.3 apparently cannot resolve KWin's namespaced versions properly,
  33 // so hide possible global functions
  34 #define glXQueryDrawable kwinhide_glXQueryDrawable
  35 #define glXGetFBConfigAttrib kwinhide_glXGetFBConfigAttrib
  36 #define glXGetVisualFromFBConfig kwinhide_glXGetVisualFromFBConfig
  37 #define glXDestroyWindow kwinhide_glXDestroyWindow
  38 #define glXDestroyPixmap kwinhide_glXDestroyPixmap
  39 #define glXCreateWindow kwinhide_glXCreateWindow
  40 #define glXCreatePixmap kwinhide_glXCreatePixmap
  41 #define glXGetFBConfigs kwinhide_glXGetFBConfigs
  42 #define glXGetProcAddress kwinhide_glXGetProcAddress
  43 #define glXReleaseTexImageEXT kwinhide_glXReleaseTexImageEXT
  44 #define glXBindTexImageEXT kwinhide_glXBindTexImageEXT
  45 #define glXCopySubBuffer kwinhide_glXCopySubBuffer
  46 #define glXGetVideoSync kwinhide_glXGetVideoSync
  47 #define glXWaitVideoSync kwinhide_glXWaitVideoSync
  48
  49 #include <GL/gl.h>
  50 #include <GL/glx.h>
  51
  52 #undef glXQueryDrawable
  53 #undef glXGetFBConfigAttrib
  54 #undef glXGetVisualFromFBConfig
  55 #undef glXDestroyWindow
  56 #undef glXDestroyPixmap
  57 #undef glXCreateWindow
  58 #undef glXCreatePixmap
  59 #undef glXGetFBConfigs
  60 #undef glXGetProcAddress
  61 #undef glXReleaseTexImageEXT
  62 #undef glXBindTexImageEXT
  63 #undef glXCopySubBuffer
  64 #undef glXGetVideoSync
  65 #undef glXWaitVideoSync
  66
  67 #include <fixx11h.h>
  68
  69 namespace KWin
  70 {
  71
  72 void KWIN_EXPORT glxResolveFunctions();
  73 void KWIN_EXPORT glResolveFunctions();
  74
  75
  76 // Defines
  77 /*
  78 ** GLX_EXT_texture_from_pixmap
  79 */
  80 #define GLX_BIND_TO_TEXTURE_RGB_EXT        0x20D0
  81 #define GLX_BIND_TO_TEXTURE_RGBA_EXT       0x20D1
  82 #define GLX_BIND_TO_MIPMAP_TEXTURE_EXT     0x20D2
  83 #define GLX_BIND_TO_TEXTURE_TARGETS_EXT    0x20D3
  84 #define GLX_Y_INVERTED_EXT                 0x20D4
  85
  86 #define GLX_TEXTURE_FORMAT_EXT             0x20D5
  87 #define GLX_TEXTURE_TARGET_EXT             0x20D6
  88 #define GLX_MIPMAP_TEXTURE_EXT             0x20D7
  89
  90 #define GLX_TEXTURE_FORMAT_NONE_EXT        0x20D8
  91 #define GLX_TEXTURE_FORMAT_RGB_EXT         0x20D9
  92 #define GLX_TEXTURE_FORMAT_RGBA_EXT        0x20DA
  93
  94 #define GLX_TEXTURE_1D_BIT_EXT             0x00000001
  95 #define GLX_TEXTURE_2D_BIT_EXT             0x00000002
  96 #define GLX_TEXTURE_RECTANGLE_BIT_EXT      0x00000004
  97
  98 #define GLX_TEXTURE_1D_EXT                 0x20DB
  99 #define GLX_TEXTURE_2D_EXT                 0x20DC
 100 #define GLX_TEXTURE_RECTANGLE_EXT          0x20DD
 101
 102 #define GLX_FRONT_LEFT_EXT                 0x20DE
 103
 104 // Shader stuff
 105 #define GL_COMPILE_STATUS                               0x8B81
 106 #define GL_LINK_STATUS                                  0x8B82
 107 #define GL_INFO_LOG_LENGTH                              0x8B84
 108 #define GL_FRAGMENT_SHADER                              0x8B30
 109 #define GL_VERTEX_SHADER                                0x8B31
 110
 111 // FBO
 112 #define GL_FRAMEBUFFER_EXT                     0x8D40
 113 #define GL_RENDERBUFFER_EXT                    0x8D41
 114 #define GL_STENCIL_INDEX1_EXT                  0x8D46
 115 #define GL_STENCIL_INDEX4_EXT                  0x8D47
 116 #define GL_STENCIL_INDEX8_EXT                  0x8D48
 117 #define GL_STENCIL_INDEX16_EXT                 0x8D49
 118 #define GL_RENDERBUFFER_WIDTH_EXT              0x8D42
 119 #define GL_RENDERBUFFER_HEIGHT_EXT             0x8D43
 120 #define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT    0x8D44
 121 #define GL_RENDERBUFFER_RED_SIZE_EXT           0x8D50
 122 #define GL_RENDERBUFFER_GREEN_SIZE_EXT         0x8D51
 123 #define GL_RENDERBUFFER_BLUE_SIZE_EXT          0x8D52
 124 #define GL_RENDERBUFFER_ALPHA_SIZE_EXT         0x8D53
 125 #define GL_RENDERBUFFER_DEPTH_SIZE_EXT         0x8D54
 126 #define GL_RENDERBUFFER_STENCIL_SIZE_EXT       0x8D55
 127 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT            0x8CD0
 128 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT            0x8CD1
 129 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT          0x8CD2
 130 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT  0x8CD3
 131 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT     0x8CD4
 132 #define GL_COLOR_ATTACHMENT0_EXT               0x8CE0
 133 #define GL_COLOR_ATTACHMENT1_EXT               0x8CE1
 134 #define GL_COLOR_ATTACHMENT2_EXT               0x8CE2
 135 #define GL_COLOR_ATTACHMENT3_EXT               0x8CE3
 136 #define GL_COLOR_ATTACHMENT4_EXT               0x8CE4
 137 #define GL_COLOR_ATTACHMENT5_EXT               0x8CE5
 138 #define GL_COLOR_ATTACHMENT6_EXT               0x8CE6
 139 #define GL_COLOR_ATTACHMENT7_EXT               0x8CE7
 140 #define GL_COLOR_ATTACHMENT8_EXT               0x8CE8
 141 #define GL_COLOR_ATTACHMENT9_EXT               0x8CE9
 142 #define GL_COLOR_ATTACHMENT10_EXT              0x8CEA
 143 #define GL_COLOR_ATTACHMENT11_EXT              0x8CEB
 144 #define GL_COLOR_ATTACHMENT12_EXT              0x8CEC
 145 #define GL_COLOR_ATTACHMENT13_EXT              0x8CED
 146 #define GL_COLOR_ATTACHMENT14_EXT              0x8CEE
 147 #define GL_COLOR_ATTACHMENT15_EXT              0x8CEF
 148 #define GL_DEPTH_ATTACHMENT_EXT                0x8D00
 149 #define GL_STENCIL_ATTACHMENT_EXT              0x8D20
 150 #define GL_FRAMEBUFFER_COMPLETE_EXT                          0x8CD5
 151 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT             0x8CD6
 152 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT     0x8CD7
 153 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT             0x8CD9
 154 #define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT                0x8CDA
 155 #define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT            0x8CDB
 156 #define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT            0x8CDC
 157 #define GL_FRAMEBUFFER_UNSUPPORTED_EXT                       0x8CDD
 158 #define GL_FRAMEBUFFER_BINDING_EXT             0x8CA6
 159 #define GL_RENDERBUFFER_BINDING_EXT            0x8CA7
 160 #define GL_MAX_COLOR_ATTACHMENTS_EXT           0x8CDF
 161 #define GL_MAX_RENDERBUFFER_SIZE_EXT           0x84E8
 162 #define GL_INVALID_FRAMEBUFFER_OPERATION_EXT   0x0506
 163
 164
 165 #define GL_TEXTURE_RECTANGLE_ARB                        0x84F5
 166
 167
 168 // GLX typedefs
 169 typedef struct __GLXcontextRec *GLXContext;
 170 /* GLX 1.3 and later */
 171 typedef struct __GLXFBConfigRec *GLXFBConfig;
 172
 173 // GL typedefs
 174 typedef char GLchar;
 175
 176 // Function pointers
 177 // finding of OpenGL extensions functions
 178 typedef void (*glXFuncPtr)();
 179 typedef glXFuncPtr (*glXGetProcAddress_func)( const GLubyte* );
 180 extern KWIN_EXPORT glXGetProcAddress_func  glXGetProcAddress;
 181 // glXQueryDrawable (added in GLX 1.3)
 182 typedef void (*glXQueryDrawable_func)( Display* dpy, GLXDrawable drawable,
 183     int attribute, unsigned int *value );
 184 extern KWIN_EXPORT glXQueryDrawable_func glXQueryDrawable;
 185 // texture_from_pixmap extension functions
 186 typedef void (*glXBindTexImageEXT_func)( Display* dpy, GLXDrawable drawable,
 187     int buffer, const int* attrib_list );
 188 typedef void (*glXReleaseTexImageEXT_func)( Display* dpy, GLXDrawable drawable, int buffer );
 189 extern KWIN_EXPORT glXReleaseTexImageEXT_func glXReleaseTexImageEXT;
 190 extern KWIN_EXPORT glXBindTexImageEXT_func glXBindTexImageEXT;
 191 // glXCopySubBufferMESA
 192 typedef void (*glXCopySubBuffer_func) ( Display* , GLXDrawable, int, int, int, int );
 193 extern KWIN_EXPORT glXCopySubBuffer_func glXCopySubBuffer;
 194 // video_sync extension functions
 195 typedef int (*glXGetVideoSync_func)( unsigned int *count );
 196 typedef int (*glXWaitVideoSync_func)( int divisor, int remainder, unsigned int *count );
 197 extern KWIN_EXPORT glXGetVideoSync_func glXGetVideoSync;
 198 extern KWIN_EXPORT glXWaitVideoSync_func glXWaitVideoSync;
 199 // GLX_SGIX_fbconfig and misc GLX 1.3 stuff
 200 typedef int (*glXGetFBConfigAttrib_func) ( Display *dpy, GLXFBConfig config,
 201     int attribute, int *value );
 202 typedef XVisualInfo* (*glXGetVisualFromFBConfig_func) ( Display *dpy, GLXFBConfig config );
 203 extern KWIN_EXPORT glXGetFBConfigAttrib_func glXGetFBConfigAttrib;
 204 extern KWIN_EXPORT glXGetVisualFromFBConfig_func glXGetVisualFromFBConfig;
 205 typedef GLXWindow (*glXCreateWindow_func) ( Display *dpy, GLXFBConfig config,
 206     Window win, const int *attribList );
 207 typedef void (*glXDestroyWindow_func) ( Display *dpy, GLXWindow window );
 208 typedef GLXPixmap (*glXCreatePixmap_func) ( Display *dpy, GLXFBConfig config,
 209     Pixmap pixmap, const int *attribList );
 210 typedef void (*glXDestroyPixmap_func) ( Display *dpy, GLXPixmap pixmap );
 211 typedef GLXFBConfig* (*glXGetFBConfigs_func) ( Display *dpy, int screen, int *nelements );
 212 extern KWIN_EXPORT glXCreateWindow_func glXCreateWindow;
 213 extern KWIN_EXPORT glXDestroyWindow_func glXDestroyWindow;
 214 extern KWIN_EXPORT glXCreatePixmap_func glXCreatePixmap;
 215 extern KWIN_EXPORT glXDestroyPixmap_func glXDestroyPixmap;
 216 extern KWIN_EXPORT glXGetFBConfigs_func glXGetFBConfigs;
 217
 218 // glActiveTexture
 219 typedef void (*glActiveTexture_func)(GLenum);
 220 extern KWIN_EXPORT glActiveTexture_func glActiveTexture;
 221 // framebuffer_object extension functions
 222 typedef GLboolean (*glIsRenderbuffer_func)( GLuint renderbuffer );
 223 typedef void (*glBindRenderbuffer_func)( GLenum target, GLuint renderbuffer );
 224 typedef void (*glDeleteRenderbuffers_func)( GLsizei n, const GLuint *renderbuffers );
 225 typedef void (*glGenRenderbuffers_func)( GLsizei n, GLuint *renderbuffers );
 226 typedef void (*glRenderbufferStorage_func)( GLenum target, GLenum internalformat, GLsizei width, GLsizei height );
 227 typedef void (*glGetRenderbufferParameteriv_func)( GLenum target, GLenum pname, GLint *params );
 228 typedef GLboolean (*glIsFramebuffer_func)( GLuint framebuffer );
 229 typedef void (*glBindFramebuffer_func)( GLenum target, GLuint framebuffer );
 230 typedef void (*glDeleteFramebuffers_func)( GLsizei n, const GLuint *framebuffers );
 231 typedef void (*glGenFramebuffers_func)( GLsizei n, GLuint *framebuffers );
 232 typedef GLenum (*glCheckFramebufferStatus_func)( GLenum target );
 233 typedef void (*glFramebufferTexture1D_func)( GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level );
 234 typedef void (*glFramebufferTexture2D_func)( GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level );
 235 typedef void (*glFramebufferTexture3D_func)( GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset );
 236 typedef void (*glFramebufferRenderbuffer_func)( GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer );
 237 typedef void (*glGetFramebufferAttachmentParameteriv_func)( GLenum target, GLenum attachment, GLenum pname, GLint *params );
 238 typedef void (*glGenerateMipmap_func)( GLenum target );
 239 extern KWIN_EXPORT glIsRenderbuffer_func glIsRenderbuffer;
 240 extern KWIN_EXPORT glBindRenderbuffer_func glBindRenderbuffer;
 241 extern KWIN_EXPORT glDeleteRenderbuffers_func glDeleteRenderbuffers;
 242 extern KWIN_EXPORT glGenRenderbuffers_func glGenRenderbuffers;
 243 extern KWIN_EXPORT glRenderbufferStorage_func glRenderbufferStorage;
 244 extern KWIN_EXPORT glGetRenderbufferParameteriv_func glGetRenderbufferParameteriv;
 245 extern KWIN_EXPORT glIsFramebuffer_func glIsFramebuffer;
 246 extern KWIN_EXPORT glBindFramebuffer_func glBindFramebuffer;
 247 extern KWIN_EXPORT glDeleteFramebuffers_func glDeleteFramebuffers;
 248 extern KWIN_EXPORT glGenFramebuffers_func glGenFramebuffers;
 249 extern KWIN_EXPORT glCheckFramebufferStatus_func glCheckFramebufferStatus;
 250 extern KWIN_EXPORT glFramebufferTexture1D_func glFramebufferTexture1D;
 251 extern KWIN_EXPORT glFramebufferTexture2D_func glFramebufferTexture2D;
 252 extern KWIN_EXPORT glFramebufferTexture3D_func glFramebufferTexture3D;
 253 extern KWIN_EXPORT glFramebufferRenderbuffer_func glFramebufferRenderbuffer;
 254 extern KWIN_EXPORT glGetFramebufferAttachmentParameteriv_func glGetFramebufferAttachmentParameteriv;
 255 extern KWIN_EXPORT glGenerateMipmap_func glGenerateMipmap;
 256 // Shader stuff
 257 typedef GLuint (*glCreateShader_func)(GLenum);
 258 typedef GLvoid (*glShaderSource_func)(GLuint, GLsizei, const GLchar**, const GLint*);
 259 typedef GLvoid (*glCompileShader_func)(GLuint);
 260 typedef GLvoid (*glDeleteShader_func)(GLuint);
 261 typedef GLuint (*glCreateProgram_func)();
 262 typedef GLvoid (*glAttachShader_func)(GLuint, GLuint);
 263 typedef GLvoid (*glLinkProgram_func)(GLuint);
 264 typedef GLvoid (*glUseProgram_func)(GLuint);
 265 typedef GLvoid (*glDeleteProgram_func)(GLuint);
 266 typedef GLvoid (*glGetShaderInfoLog_func)(GLuint, GLsizei, GLsizei*, GLchar*);
 267 typedef GLvoid (*glGetProgramInfoLog_func)(GLuint, GLsizei, GLsizei*, GLchar*);
 268 typedef GLvoid (*glGetProgramiv_func)(GLuint, GLenum, GLint*);
 269 typedef GLvoid (*glGetShaderiv_func)(GLuint, GLenum, GLint*);
 270 typedef GLvoid (*glUniform1f_func)(GLint, GLfloat);
 271 typedef GLvoid (*glUniform1i_func)(GLint, GLint);
 272 typedef GLvoid (*glUniform1fv_func)(GLint, GLsizei, const GLfloat*);
 273 typedef GLvoid (*glUniform2fv_func)(GLint, GLsizei, const GLfloat*);
 274 typedef GLvoid (*glUniform3fv_func)(GLint, GLsizei, const GLfloat*);
 275 typedef GLvoid (*glValidateProgram_func)(GLuint);
 276 typedef GLint (*glGetUniformLocation_func)(GLuint, const GLchar*);
 277 typedef GLvoid (*glVertexAttrib1f_func)(GLuint, GLfloat);
 278 typedef GLint (*glGetAttribLocation_func)(GLuint, const GLchar*);
 279 extern KWIN_EXPORT glCreateShader_func glCreateShader;
 280 extern KWIN_EXPORT glShaderSource_func glShaderSource;
 281 extern KWIN_EXPORT glCompileShader_func glCompileShader;
 282 extern KWIN_EXPORT glDeleteShader_func glDeleteShader;
 283 extern KWIN_EXPORT glCreateProgram_func glCreateProgram;
 284 extern KWIN_EXPORT glAttachShader_func glAttachShader;
 285 extern KWIN_EXPORT glLinkProgram_func glLinkProgram;
 286 extern KWIN_EXPORT glUseProgram_func glUseProgram;
 287 extern KWIN_EXPORT glDeleteProgram_func glDeleteProgram;
 288 extern KWIN_EXPORT glGetShaderInfoLog_func glGetShaderInfoLog;
 289 extern KWIN_EXPORT glGetProgramInfoLog_func glGetProgramInfoLog;
 290 extern KWIN_EXPORT glGetProgramiv_func glGetProgramiv;
 291 extern KWIN_EXPORT glGetShaderiv_func glGetShaderiv;
 292 extern KWIN_EXPORT glUniform1f_func glUniform1f;
 293 extern KWIN_EXPORT glUniform1i_func glUniform1i;
 294 extern KWIN_EXPORT glUniform1fv_func glUniform1fv;
 295 extern KWIN_EXPORT glUniform2fv_func glUniform2fv;
 296 extern KWIN_EXPORT glValidateProgram_func glValidateProgram;
 297 extern KWIN_EXPORT glGetUniformLocation_func glGetUniformLocation;
 298 extern KWIN_EXPORT glVertexAttrib1f_func glVertexAttrib1f;
 299 extern KWIN_EXPORT glGetAttribLocation_func glGetAttribLocation;
 300
 301 } // namespace
 302
 303 #endif
 304
 305 #endif