dll/opengl/opengl32/opengl32.h

   1 /*
   2  * COPYRIGHT:            See COPYING in the top level directory
   3  * PROJECT:              ReactOS kernel
   4  * FILE:                 lib/opengl32/opengl32.h
   5  * PURPOSE:              OpenGL32 lib
   6  * PROGRAMMER:           Royce Mitchell III, Anich Gregor (blight)
   7  * UPDATE HISTORY:
   8  *                       Feb 1, 2004: Created
   9  */
  10
  11 #ifndef OPENGL32_PRIVATE_H
  12 #define OPENGL32_PRIVATE_H
  13
  14 #define snwprintf _snwprintf
  15
  16 #ifdef __cplusplus
  17 extern "C" {
  18 #endif /* __cplusplus */
  19
  20 #define NDEBUG
  21
  22 #ifndef PFD_GENERIC_ACCELERATED
  23 # define PFD_GENERIC_ACCELERATED 0x00001000
  24 #endif
  25
  26 #define OPENGL_DRIVERS_SUBKEY L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\OpenGLDrivers"
  27 #define OPENGL_DRIVERS_SUBKEY2 L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\OpenGLDrivers\\"
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 //#include <string.h>
  32
  33 #define WIN32_NO_STATUS
  34 #include <windef.h>
  35 #include <winbase.h>
  36 #include <winreg.h>
  37 #include <wingdi.h>
  38 #include <winuser.h>
  39 #include <winddi.h>
  40
  41 #define NTOS_MODE_USER
  42 #include <ndk/pstypes.h>
  43
  44 //#include <GL/gl.h>
  45 #include <GL/glu.h>
  46
  47 /* gl function list */
  48 #include "glfuncs.h"
  49
  50 /* ICD index list/types */
  51 #include "icdtable.h"
  52
  53 /* debug flags */
  54 #if !defined(NDEBUG)
  55 # define DEBUG_OPENGL32
  56 /* enable breakpoints */
  57 /*# define DEBUG_OPENGL32_BRKPTS*/
  58 /* dumps the list of (un)supported glXXX functions when an ICD is loaded. */
  59 # define DEBUG_OPENGL32_ICD_EXPORTS
  60 /* prints much information about whats going on */
  61 # define DEBUG_OPENGL32_TRACE
  62 #endif /* !NDEBUG */
  63
  64 /* debug macros */
  65 # ifdef DEBUG_OPENGL32
  66 #  include <debug.h>
  67 #  define DBGPRINT( fmt, args... ) \
  68           DPRINT( "OpenGL32.DLL: %s: "fmt"\n", __FUNCTION__, ##args )
  69 # endif
  70
  71 #ifndef DBGPRINT
  72 # define DBGPRINT( ... ) do {} while (0)
  73 #endif
  74
  75 #ifdef DEBUG_OPENGL32_BRKPTS
  76 # if defined(__GNUC__)
  77 #  define DBGBREAK() __asm__( "int $3" );
  78 # elif defined(_MSC_VER)
  79 #  define DBGBREAK() __asm { int 3 }
  80 # else
  81 #  error Unsupported compiler!
  82 # endif
  83 #else
  84 # define DBGBREAK() do {} while (0)
  85 #endif
  86
  87 #ifdef DEBUG_OPENGL32_TRACE
  88 # define DBGTRACE( args... ) DBGPRINT( args )
  89 #else
  90 # define DBGTRACE( ... ) do {} while (0)
  91 #endif
  92
  93 /* function/data attributes */
  94 #define EXPORT __declspec(dllexport)
  95 #ifdef _MSC_VER
  96 #  define NAKED __declspec(naked)
  97 #  define SHARED
  98 #  ifndef WINAPI
  99 #    define WINAPI __stdcall
 100 #  endif /* WINAPI */
 101 #else /* GCC */
 102 #  define NAKED __attribute__((naked))
 103 #  define SHARED __attribute__((section("shared"), shared))
 104 #endif
 105
 106 #ifdef APIENTRY
 107 #undef APIENTRY
 108 #endif /* APIENTRY */
 109 #define APIENTRY __stdcall
 110
 111 /* Called by the driver to set the dispatch table */
 112 typedef DWORD (WINAPI *SetContextCallBack)( const ICDTable * );
 113
 114 /* OpenGL ICD data */
 115 typedef struct tagGLDRIVERDATA
 116 {
 117     HMODULE handle;                 /*!< DLL handle */
 118     UINT    refcount;               /*!< Number of references to this ICD */
 119     WCHAR   driver_name[256];       /*!< Name of ICD driver */
 120
 121     WCHAR   dll[256];               /*!< Dll filename from registry */
 122     DWORD   version;                /*!< Version value from registry */
 123     DWORD   driver_version;         /*!< DriverVersion value from registry */
 124     DWORD   flags;                  /*!< Flags value from registry */
 125
 126     BOOL      (WINAPI *DrvCopyContext)( HGLRC, HGLRC, UINT );
 127     HGLRC     (WINAPI *DrvCreateContext)( HDC );
 128     HGLRC     (WINAPI *DrvCreateLayerContext)( HDC, int );
 129     BOOL      (WINAPI *DrvDeleteContext)( HGLRC );
 130     BOOL      (WINAPI *DrvDescribeLayerPlane)( HDC, int, int, UINT, LPLAYERPLANEDESCRIPTOR );
 131     int       (WINAPI *DrvDescribePixelFormat)( IN HDC, IN int, IN UINT, OUT LPPIXELFORMATDESCRIPTOR );
 132     int       (WINAPI *DrvGetLayerPaletteEntries)( HDC, int, int, int, COLORREF * );
 133     PROC      (WINAPI *DrvGetProcAddress)( LPCSTR lpProcName );
 134     void      (WINAPI *DrvReleaseContext)( HGLRC hglrc ); /* maybe returns BOOL? */
 135     BOOL      (WINAPI *DrvRealizeLayerPalette)( HDC, int, BOOL );
 136     PICDTable (WINAPI *DrvSetContext)( HDC hdc, HGLRC hglrc, SetContextCallBack callback );
 137     int       (WINAPI *DrvSetLayerPaletteEntries)( HDC, int, int, int, CONST COLORREF * );
 138     BOOL      (WINAPI *DrvSetPixelFormat)( IN HDC, IN int, const PIXELFORMATDESCRIPTOR * );
 139     BOOL      (WINAPI *DrvShareLists)( HGLRC, HGLRC );
 140     BOOL      (WINAPI *DrvSwapBuffers)( HDC );
 141     BOOL      (WINAPI *DrvSwapLayerBuffers)( HDC, UINT );
 142     BOOL      (WINAPI *DrvValidateVersion)( DWORD );
 143
 144     struct tagGLDRIVERDATA *next;   /* next ICD -- linked list */
 145 } GLDRIVERDATA;
 146
 147 /* Our private OpenGL context (stored in TLS) */
 148 typedef struct tagGLRC
 149 {
 150     GLDRIVERDATA *icd;  /*!< driver used for this context */
 151     HDC     hdc;        /*!< DC handle */
 152     BOOL    is_current; /*!< Wether this context is current for some DC */
 153     DWORD   thread_id;  /*!< Thread holding this context */
 154
 155     HGLRC   hglrc;      /*!< GLRC from DrvCreateContext (ICD internal) */
 156
 157     struct tagGLRC *next; /* linked list */
 158 } GLRC;
 159
 160 /* OpenGL private device context data */
 161 typedef struct tagGLDCDATA
 162 {
 163     HANDLE handle;     /*!< Handle for which this data is (HWND for device, HDC for memory context) */
 164     GLDRIVERDATA *icd; /*!< Driver used for this DC */
 165     int pixel_format;  /*!< Selected pixel format */
 166
 167     struct tagGLDCDATA *next; /* linked list */
 168 } GLDCDATA;
 169
 170
 171 /* Process data */
 172 typedef struct tagGLPROCESSDATA
 173 {
 174     GLDRIVERDATA *driver_list;  /*!< List of loaded drivers */
 175     HANDLE        driver_mutex; /*!< Mutex to protect driver list */
 176     GLRC         *glrc_list;    /*!< List of GL rendering contexts */
 177     HANDLE        glrc_mutex;   /*!< Mutex to protect glrc list */
 178     GLDCDATA     *dcdata_list;  /*!< List of GL private DC data */
 179     HANDLE        dcdata_mutex; /*!< Mutex to protect glrc list */
 180 } GLPROCESSDATA;
 181
 182 extern GLPROCESSDATA OPENGL32_processdata;
 183
 184 /* function prototypes */
 185 GLDRIVERDATA *OPENGL32_LoadICD( LPCWSTR driver );
 186 BOOL OPENGL32_UnloadICD( GLDRIVERDATA *icd );
 187 BOOL APIENTRY rosglMakeCurrent( HDC hdc, HGLRC hglrc );
 188 BOOL APIENTRY IntUseFontBitmapsA( HDC hDC, DWORD first, DWORD count, DWORD listBase );
 189 BOOL APIENTRY IntUseFontBitmapsW( HDC hDC, DWORD first, DWORD count, DWORD listBase );
 190 BOOL APIENTRY IntUseFontOutlinesA( HDC hDC, DWORD first, DWORD count, DWORD listBase,
 191                                   FLOAT chordalDeviation, FLOAT extrusion, INT format,
 192                                   GLYPHMETRICSFLOAT *glyphMetricsFloatArray );
 193 BOOL APIENTRY IntUseFontOutlinesW( HDC hDC, DWORD first, DWORD count, DWORD listBase,
 194                                   FLOAT chordalDeviation, FLOAT extrusion, INT format,
 195                                   GLYPHMETRICSFLOAT *glyphMetricsFloatArray );
 196
 197 /* empty gl functions from gl.c */
 198 int WINAPI glEmptyFunc0( void );
 199 int WINAPI glEmptyFunc4( long );
 200 int WINAPI glEmptyFunc8( long, long );
 201 int WINAPI glEmptyFunc12( long, long, long );
 202 int WINAPI glEmptyFunc16( long, long, long, long );
 203 int WINAPI glEmptyFunc20( long, long, long, long, long );
 204 int WINAPI glEmptyFunc24( long, long, long, long, long, long );
 205 int WINAPI glEmptyFunc28( long, long, long, long, long, long, long );
 206 int WINAPI glEmptyFunc32( long, long, long, long, long, long, long, long );
 207 int WINAPI glEmptyFunc36( long, long, long, long, long, long, long, long,
 208                            long );
 209 int WINAPI glEmptyFunc40( long, long, long, long, long, long, long, long,
 210                            long, long );
 211 int WINAPI glEmptyFunc44( long, long, long, long, long, long, long, long,
 212                            long, long, long );
 213 int WINAPI glEmptyFunc48( long, long, long, long, long, long, long, long,
 214                            long, long, long, long );
 215 int WINAPI glEmptyFunc52( long, long, long, long, long, long, long, long,
 216                            long, long, long, long, long );
 217 int WINAPI glEmptyFunc56( long, long, long, long, long, long, long, long,
 218                            long, long, long, long, long, long );
 219
 220 #ifdef OPENGL32_GL_FUNC_PROTOTYPES
 221
 222 #define X(func,ret,typeargs,args,icdidx,tebidx,stack) ret WINAPI func typeargs;
 223 GLFUNCS_MACRO
 224 #undef X
 225
 226 #endif /* OPENGL32_GL_FUNC_PROTOTYPES */
 227
 228 #ifdef __cplusplus
 229 }; /* extern "C" */
 230 #endif /* __cplusplus */
 231
 232 #endif /* OPENGL32_PRIVATE_H */
 233
 234 /* EOF */