libvo/gl_common.h

   1 #ifndef GL_COMMON_H
   2 #define GL_COMMON_H
   3
   4 #include "mp_msg.h"
   5 #include "config.h"
   6
   7 #include <GL/gl.h>
   8 #include "video_out.h"
   9
  10 #ifdef GL_WIN32
  11 #include <windows.h>
  12 #include <GL/glext.h>
  13 #include "w32_common.h"
  14 #else
  15 #include <X11/Xlib.h>
  16 #include <GL/glx.h>
  17 #include "x11_common.h"
  18 #endif
  19
  20 // workaround for some gl.h headers
  21 #ifndef APIENTRY
  22 #ifdef GLAPIENTRY
  23 #define APIENTRY GLAPIENTRY
  24 #elif defined(GL_WIN32)
  25 #define APIENTRY __stdcall
  26 #else
  27 #define APIENTRY
  28 #endif
  29 #endif
  30
  31 /**
  32  * \defgroup glextdefines OpenGL extension defines
  33  *
  34  * conditionally define all extension defines used.
  35  * vendor specific extensions should be marked as such
  36  * (e.g. _NV), _ARB is not used to ease readability.
  37  * \{
  38  */
  39 #ifndef GL_REGISTER_COMBINERS_NV
  40 #define GL_REGISTER_COMBINERS_NV 0x8522
  41 #endif
  42 #ifndef GL_MAX_GENERAL_COMBINERS_NV
  43 #define GL_MAX_GENERAL_COMBINERS_NV 0x854D
  44 #endif
  45 #ifndef GL_NUM_GENERAL_COMBINERS_NV
  46 #define GL_NUM_GENERAL_COMBINERS_NV 0x854E
  47 #endif
  48 #ifndef GL_CONSTANT_COLOR0_NV
  49 #define GL_CONSTANT_COLOR0_NV 0x852A
  50 #endif
  51 #ifndef GL_CONSTANT_COLOR1_NV
  52 #define GL_CONSTANT_COLOR1_NV 0x852B
  53 #endif
  54 #ifndef GL_COMBINER0_NV
  55 #define GL_COMBINER0_NV 0x8550
  56 #endif
  57 #ifndef GL_COMBINER1_NV
  58 #define GL_COMBINER1_NV 0x8551
  59 #endif
  60 #ifndef GL_VARIABLE_A_NV
  61 #define GL_VARIABLE_A_NV 0x8523
  62 #endif
  63 #ifndef GL_VARIABLE_B_NV
  64 #define GL_VARIABLE_B_NV 0x8524
  65 #endif
  66 #ifndef GL_VARIABLE_C_NV
  67 #define GL_VARIABLE_C_NV 0x8525
  68 #endif
  69 #ifndef GL_VARIABLE_D_NV
  70 #define GL_VARIABLE_D_NV 0x8526
  71 #endif
  72 #ifndef GL_UNSIGNED_INVERT_NV
  73 #define GL_UNSIGNED_INVERT_NV 0x8537
  74 #endif
  75 #ifndef GL_HALF_BIAS_NORMAL_NV
  76 #define GL_HALF_BIAS_NORMAL_NV 0x853A
  77 #endif
  78 #ifndef GL_SIGNED_IDENTITY_NV
  79 #define GL_SIGNED_IDENTITY_NV 0x853C
  80 #endif
  81 #ifndef GL_SCALE_BY_FOUR_NV
  82 #define GL_SCALE_BY_FOUR_NV 0x853F
  83 #endif
  84 #ifndef GL_DISCARD_NV
  85 #define GL_DISCARD_NV 0x8530
  86 #endif
  87 #ifndef GL_SPARE0_NV
  88 #define GL_SPARE0_NV 0x852E
  89 #endif
  90 #ifndef GL_FRAGMENT_SHADER_ATI
  91 #define GL_FRAGMENT_SHADER_ATI 0x8920
  92 #endif
  93 #ifndef GL_NUM_FRAGMENT_REGISTERS_ATI
  94 #define GL_NUM_FRAGMENT_REGISTERS_ATI 0x896E
  95 #endif
  96 #ifndef GL_REG_0_ATI
  97 #define GL_REG_0_ATI 0x8921
  98 #endif
  99 #ifndef GL_REG_1_ATI
 100 #define GL_REG_1_ATI 0x8922
 101 #endif
 102 #ifndef GL_REG_2_ATI
 103 #define GL_REG_2_ATI 0x8923
 104 #endif
 105 #ifndef GL_CON_0_ATI
 106 #define GL_CON_0_ATI 0x8941
 107 #endif
 108 #ifndef GL_CON_1_ATI
 109 #define GL_CON_1_ATI 0x8942
 110 #endif
 111 #ifndef GL_ADD_ATI
 112 #define GL_ADD_ATI 0x8963
 113 #endif
 114 #ifndef GL_MUL_ATI
 115 #define GL_MUL_ATI 0x8964
 116 #endif
 117 #ifndef GL_MAD_ATI
 118 #define GL_MAD_ATI 0x8968
 119 #endif
 120 #ifndef GL_SWIZZLE_STR_ATI
 121 #define GL_SWIZZLE_STR_ATI 0x8976
 122 #endif
 123 #ifndef GL_4X_BIT_ATI
 124 #define GL_4X_BIT_ATI 2
 125 #endif
 126 #ifndef GL_BIAS_BIT_ATI
 127 #define GL_BIAS_BIT_ATI 8
 128 #endif
 129 #ifndef GL_MAX_TEXTURE_UNITS
 130 #define GL_MAX_TEXTURE_UNITS 0x84E2
 131 #endif
 132 #ifndef GL_TEXTURE0
 133 #define GL_TEXTURE0 0x84C0
 134 #endif
 135 #ifndef GL_TEXTURE1
 136 #define GL_TEXTURE1 0x84C1
 137 #endif
 138 #ifndef GL_TEXTURE2
 139 #define GL_TEXTURE2 0x84C2
 140 #endif
 141 #ifndef GL_TEXTURE3
 142 #define GL_TEXTURE3 0x84C3
 143 #endif
 144 #ifndef GL_TEXTURE_RECTANGLE
 145 #define GL_TEXTURE_RECTANGLE 0x84F5
 146 #endif
 147 #ifndef GL_PIXEL_UNPACK_BUFFER
 148 #define GL_PIXEL_UNPACK_BUFFER 0x88EC
 149 #endif
 150 #ifndef GL_STREAM_DRAW
 151 #define GL_STREAM_DRAW 0x88E0
 152 #endif
 153 #ifndef GL_DYNAMIC_DRAW
 154 #define GL_DYNAMIC_DRAW 0x88E8
 155 #endif
 156 #ifndef GL_WRITE_ONLY
 157 #define GL_WRITE_ONLY 0x88B9
 158 #endif
 159 #ifndef GL_BGR
 160 #define GL_BGR 0x80E0
 161 #endif
 162 #ifndef GL_BGRA
 163 #define GL_BGRA 0x80E1
 164 #endif
 165 #ifndef GL_UNSIGNED_BYTE_3_3_2
 166 #define GL_UNSIGNED_BYTE_3_3_2 0x8032
 167 #endif
 168 #ifndef GL_UNSIGNED_BYTE_2_3_3_REV
 169 #define GL_UNSIGNED_BYTE_2_3_3_REV 0x8362
 170 #endif
 171 #ifndef GL_UNSIGNED_SHORT_5_6_5
 172 #define GL_UNSIGNED_SHORT_5_6_5 0x8363
 173 #endif
 174 #ifndef GL_UNSIGNED_SHORT_5_6_5_REV
 175 #define GL_UNSIGNED_SHORT_5_6_5_REV 0x8364
 176 #endif
 177 #ifndef GL_UNSIGNED_SHORT_5_5_5_1
 178 #define GL_UNSIGNED_SHORT_5_5_5_1 0x8034
 179 #endif
 180 #ifndef GL_UNSIGNED_SHORT_1_5_5_5_REV
 181 #define GL_UNSIGNED_SHORT_1_5_5_5_REV 0x8366
 182 #endif
 183 #ifndef GL_RGB32F
 184 #define GL_RGB32F 0x8815
 185 #endif
 186 #ifndef GL_FLOAT_RGB32_NV
 187 #define GL_FLOAT_RGB32_NV 0x8889
 188 #endif
 189 #ifndef GL_FRAGMENT_PROGRAM
 190 #define GL_FRAGMENT_PROGRAM 0x8804
 191 #endif
 192 #ifndef GL_PROGRAM_FORMAT_ASCII
 193 #define GL_PROGRAM_FORMAT_ASCII 0x8875
 194 #endif
 195 #ifndef GL_PROGRAM_ERROR_POSITION
 196 #define GL_PROGRAM_ERROR_POSITION 0x864B
 197 #endif
 198 #ifndef GL_PROGRAM_ERROR_STRING
 199 #define GL_PROGRAM_ERROR_STRING 0x8874
 200 #endif
 201 /** \} */ // end of glextdefines group
 202
 203 void glAdjustAlignment(int stride);
 204
 205 const char *glValName(GLint value);
 206
 207 int glFindFormat(uint32_t format, int *bpp, GLint *gl_texfmt,
 208                   GLenum *gl_format, GLenum *gl_type);
 209 int glFmt2bpp(GLenum format, GLenum type);
 210 void glCreateClearTex(GLenum target, GLenum fmt, GLint filter,
 211                       int w, int h, unsigned char val);
 212 int glCreatePPMTex(GLenum target, GLenum fmt, GLint filter,
 213                    FILE *f, int *width, int *height, int *maxval);
 214 void glUploadTex(GLenum target, GLenum format, GLenum type,
 215                  const void *dataptr, int stride,
 216                  int x, int y, int w, int h, int slice);
 217 void glDrawTex(GLfloat x, GLfloat y, GLfloat w, GLfloat h,
 218                GLfloat tx, GLfloat ty, GLfloat tw, GLfloat th,
 219                int sx, int sy, int rect_tex, int is_yv12, int flip);
 220 int loadGPUProgram(GLenum target, char *prog);
 221
 222 /** \addtogroup glconversion
 223   * \{ */
 224 //! do not use YUV conversion, this should always stay 0
 225 #define YUV_CONVERSION_NONE 0
 226 //! use nVidia specific register combiners for YUV conversion
 227 #define YUV_CONVERSION_COMBINERS 1
 228 //! use a fragment program for YUV conversion
 229 #define YUV_CONVERSION_FRAGMENT 2
 230 //! use a fragment program for YUV conversion with gamma using POW
 231 #define YUV_CONVERSION_FRAGMENT_POW 3
 232 //! use a fragment program with additional table lookup for YUV conversion
 233 #define YUV_CONVERSION_FRAGMENT_LOOKUP 4
 234 //! use ATI specific register combiners ("fragment program")
 235 #define YUV_CONVERSION_COMBINERS_ATI 5
 236 //! use a fragment program with 3D table lookup for YUV conversion
 237 #define YUV_CONVERSION_FRAGMENT_LOOKUP3D 6
 238 //! use normal bilinear scaling for textures
 239 #define YUV_SCALER_BILIN 0
 240 //! use higher quality bicubic scaling for textures
 241 #define YUV_SCALER_BICUB 1
 242 //! use cubic scaling in X and normal linear scaling in Y direction
 243 #define YUV_SCALER_BICUB_X 2
 244 //! use cubic scaling without additional lookup texture
 245 #define YUV_SCALER_BICUB_NOTEX 3
 246 //! mask for conversion type
 247 #define YUV_CONVERSION_MASK 0xF
 248 //! mask for scaler type
 249 #define YUV_SCALER_MASK 0xF
 250 //! shift value for luminance scaler type
 251 #define YUV_LUM_SCALER_SHIFT 8
 252 //! shift value for chrominance scaler type
 253 #define YUV_CHROM_SCALER_SHIFT 12
 254 //! extract conversion out of type
 255 #define YUV_CONVERSION(t) (t & YUV_CONVERSION_MASK)
 256 //! extract luminance scaler out of type
 257 #define YUV_LUM_SCALER(t) ((t >> YUV_LUM_SCALER_SHIFT) & YUV_SCALER_MASK)
 258 //! extract chrominance scaler out of type
 259 #define YUV_CHROM_SCALER(t) ((t >> YUV_CHROM_SCALER_SHIFT) & YUV_SCALER_MASK)
 260 /** \} */
 261 void glSetupYUVConversion(GLenum target, int type,
 262                           float brightness, float contrast,
 263                           float hue, float saturation,
 264                           float rgamma, float ggamma, float bgamma,
 265                           int texw, int texh);
 266 void glEnableYUVConversion(GLenum target, int type);
 267 void glDisableYUVConversion(GLenum target, int type);
 268
 269 /** \addtogroup glcontext
 270   * \{ */
 271 //! could not set new window, will continue drawing into the old one.
 272 #define SET_WINDOW_FAILED -1
 273 //! new window is set, could even transfer the OpenGL context.
 274 #define SET_WINDOW_OK 0
 275 //! new window is set, but the OpenGL context needs to be reinitialized.
 276 #define SET_WINDOW_REINIT 1
 277 /** \} */
 278
 279 #ifdef GL_WIN32
 280 #define vo_check_events() vo_w32_check_events()
 281 #define vo_fullscreen() vo_w32_fullscreen()
 282 #define vo_ontop() vo_w32_ontop()
 283 #define vo_uninit() vo_w32_uninit()
 284 int setGlWindow(int *vinfo, HGLRC *context, HWND win);
 285 void releaseGlContext(int *vinfo, HGLRC *context);
 286 #else
 287 #define vo_check_events() vo_x11_check_events(mDisplay)
 288 #define vo_fullscreen() vo_x11_fullscreen()
 289 #define vo_ontop() vo_x11_ontop()
 290 #define vo_uninit() vo_x11_uninit()
 291 int setGlWindow(XVisualInfo **vinfo, GLXContext *context, Window win);
 292 void releaseGlContext(XVisualInfo **vinfo, GLXContext *context);
 293 #endif
 294 void swapGlBuffers(void);
 295
 296 extern void (APIENTRY *GenBuffers)(GLsizei, GLuint *);
 297 extern void (APIENTRY *DeleteBuffers)(GLsizei, const GLuint *);
 298 extern void (APIENTRY *BindBuffer)(GLenum, GLuint);
 299 extern GLvoid* (APIENTRY *MapBuffer)(GLenum, GLenum);
 300 extern GLboolean (APIENTRY *UnmapBuffer)(GLenum);
 301 extern void (APIENTRY *BufferData)(GLenum, intptr_t, const GLvoid *, GLenum);
 302 extern void (APIENTRY *CombinerParameterfv)(GLenum, const GLfloat *);
 303 extern void (APIENTRY *CombinerParameteri)(GLenum, GLint);
 304 extern void (APIENTRY *CombinerInput)(GLenum, GLenum, GLenum, GLenum, GLenum,
 305                                       GLenum);
 306 extern void (APIENTRY *CombinerOutput)(GLenum, GLenum, GLenum, GLenum, GLenum,
 307                                        GLenum, GLenum, GLboolean, GLboolean,
 308                                        GLboolean);
 309 extern void (APIENTRY *BeginFragmentShader)(void);
 310 extern void (APIENTRY *EndFragmentShader)(void);
 311 extern void (APIENTRY *SampleMap)(GLuint, GLuint, GLenum);
 312 extern void (APIENTRY *ColorFragmentOp2)(GLenum, GLuint, GLuint, GLuint, GLuint,
 313                                          GLuint, GLuint, GLuint, GLuint, GLuint);
 314 extern void (APIENTRY *ColorFragmentOp3)(GLenum, GLuint, GLuint, GLuint, GLuint,
 315                                          GLuint, GLuint, GLuint, GLuint, GLuint,
 316                                          GLuint, GLuint, GLuint);
 317 extern void (APIENTRY *SetFragmentShaderConstant)(GLuint, const GLfloat *);
 318 extern void (APIENTRY *ActiveTexture)(GLenum);
 319 extern void (APIENTRY *BindTexture)(GLenum, GLuint);
 320 extern void (APIENTRY *MultiTexCoord2f)(GLenum, GLfloat, GLfloat);
 321 extern void (APIENTRY *GenPrograms)(GLsizei, GLuint *);
 322 extern void (APIENTRY *DeletePrograms)(GLsizei, const GLuint *);
 323 extern void (APIENTRY *BindProgram)(GLenum, GLuint);
 324 extern void (APIENTRY *ProgramString)(GLenum, GLenum, GLsizei, const GLvoid *);
 325 extern void (APIENTRY *ProgramEnvParameter4f)(GLenum, GLuint, GLfloat, GLfloat,
 326                                               GLfloat, GLfloat);
 327 extern int (APIENTRY *SwapInterval)(int);
 328 extern void (APIENTRY *TexImage3D)(GLenum, GLint, GLenum, GLsizei, GLsizei,
 329                              GLsizei, GLint, GLenum, GLenum, const GLvoid *);
 330
 331 #endif