dlls/wined3d/wined3d_main.c

   1 /*
   2  * Direct3D wine internal interface main
   3  *
   4  * Copyright 2002-2003 The wine-d3d team
   5  * Copyright 2002-2003 Raphael Junqueira
   6  * Copyright 2004      Jason Edmeades
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24
  25 #include "initguid.h"
  26 #include "wined3d_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(wine_d3d);
  29
  30 int num_lock = 0;
  31 void (*wine_tsx11_lock_ptr)(void) = NULL;
  32 void (*wine_tsx11_unlock_ptr)(void) = NULL;
  33
  34
  35 /* When updating default value here, make sure to update winecfg as well,
  36  * where appropriate. */
  37 wined3d_settings_t wined3d_settings =
  38 {
  39     VS_HW,          /* Hardware by default */
  40     PS_HW,          /* Hardware by default */
  41     VBO_HW,         /* Hardware by default */
  42     FALSE,          /* Use of GLSL disabled by default */
  43     NP2_NATIVE,     /* Use native NPOT textures, when available */
  44     ORM_BACKBUFFER, /* Use the backbuffer to do offscreen rendering */
  45     RTL_AUTO,       /* Automatically determine best locking method */
  46     64*1024*1024    /* 64MB texture memory by default */
  47 };
  48
  49 WineD3DGlobalStatistics *wineD3DGlobalStatistics = NULL;
  50 CRITICAL_SECTION resourceStoreCriticalSection;
  51
  52 long globalChangeGlRam(long glram){
  53     /* FIXME: replace this function with object tracking */
  54     int result;
  55
  56     EnterCriticalSection(&resourceStoreCriticalSection); /* this is overkill really, but I suppose it should be thread safe */
  57     wineD3DGlobalStatistics->glsurfaceram     += glram;
  58     TRACE("Adjusted gl ram by %ld to %d\n", glram, wineD3DGlobalStatistics->glsurfaceram);
  59     result = wineD3DGlobalStatistics->glsurfaceram;
  60     LeaveCriticalSection(&resourceStoreCriticalSection);
  61     return result;
  62
  63 }
  64
  65 IWineD3D* WINAPI WineDirect3DCreate(UINT SDKVersion, UINT dxVersion, IUnknown *parent) {
  66     IWineD3DImpl* object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  67     object->lpVtbl = &IWineD3D_Vtbl;
  68     object->dxVersion = dxVersion;
  69     object->ref = 1;
  70     object->parent = parent;
  71
  72     /* TODO: Move this off to device and possibly x11drv */
  73     /* Create a critical section for a dll global data store */
  74     InitializeCriticalSectionAndSpinCount(&resourceStoreCriticalSection, 0x80000400);
  75
  76     /*Create a structure for storing global data in*/
  77     if(wineD3DGlobalStatistics == NULL){
  78         TRACE("Creating global statistics store\n");
  79         wineD3DGlobalStatistics = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wineD3DGlobalStatistics));
  80
  81     }
  82
  83
  84     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  85
  86     return (IWineD3D *)object;
  87 }
  88
  89 inline static DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  90 {
  91     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  92     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  93     return ERROR_FILE_NOT_FOUND;
  94 }
  95
  96 /* At process attach */
  97 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  98 {
  99     TRACE("WineD3D DLLMain Reason=%d\n", fdwReason);
 100     if (fdwReason == DLL_PROCESS_ATTACH)
 101     {
 102        HMODULE mod;
 103        char buffer[MAX_PATH+10];
 104        DWORD size = sizeof(buffer);
 105        HKEY hkey = 0;
 106        HKEY appkey = 0;
 107        DWORD len;
 108        wined3d_settings.emulated_textureram = 64*1024*1024;
 109
 110        DisableThreadLibraryCalls(hInstDLL);
 111
 112        mod = GetModuleHandleA( "winex11.drv" );
 113        if (mod)
 114        {
 115            wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 116            wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 117        }
 118        /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 119        if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 120
 121        len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 122        if (len && len < MAX_PATH)
 123        {
 124             HKEY tmpkey;
 125             /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 126             if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 127             {
 128                 char *p, *appname = buffer;
 129                 if ((p = strrchr( appname, '/' ))) appname = p + 1;
 130                 if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 131                 strcat( appname, "\\Direct3D" );
 132                 TRACE("appname = [%s]\n", appname);
 133                 if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 134                 RegCloseKey( tmpkey );
 135             }
 136        }
 137
 138        if ( 0 != hkey || 0 != appkey )
 139        {
 140             if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 141             {
 142                 if (!strcmp(buffer,"none"))
 143                 {
 144                     TRACE("Disable vertex shaders\n");
 145                     wined3d_settings.vs_mode = VS_NONE;
 146                 }
 147                 else if (!strcmp(buffer,"emulation"))
 148                 {
 149                     TRACE("Force SW vertex shaders\n");
 150                     wined3d_settings.vs_mode = VS_SW;
 151                 }
 152             }
 153             if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 154             {
 155                 if (!strcmp(buffer,"enabled"))
 156                 {
 157                     TRACE("Allow pixel shaders\n");
 158                     wined3d_settings.ps_mode = PS_HW;
 159                 }
 160                 if (!strcmp(buffer,"disabled"))
 161                 {
 162                     TRACE("Disable pixel shaders\n");
 163                     wined3d_settings.ps_mode = PS_NONE;
 164                 }
 165             }
 166             if ( !get_config_key( hkey, appkey, "VertexBufferMode", buffer, size) )
 167             {
 168                 if (!strcmp(buffer,"none"))
 169                 {
 170                     TRACE("Disable Vertex Buffer Hardware support\n");
 171                     wined3d_settings.vbo_mode = VBO_NONE;
 172                 }
 173                 else if (!strcmp(buffer,"hardware"))
 174                 {
 175                     TRACE("Allow Vertex Buffer Hardware support\n");
 176                     wined3d_settings.vbo_mode = VBO_HW;
 177                 }
 178             }
 179             if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 180             {
 181                 if (!strcmp(buffer,"enabled"))
 182                 {
 183                     TRACE("Use of GL Shading Language enabled for systems that support it\n");
 184                     wined3d_settings.glslRequested = TRUE;
 185                 }
 186                 else
 187                 {
 188                     TRACE("Use of GL Shading Language disabled\n");
 189                 }
 190             }
 191             if ( !get_config_key( hkey, appkey, "Nonpower2Mode", buffer, size) )
 192             {
 193                 if (!strcmp(buffer,"none"))
 194                 {
 195                     TRACE("Using default non-power2 textures\n");
 196                     wined3d_settings.nonpower2_mode = NP2_NONE;
 197
 198                 }
 199                 else if (!strcmp(buffer,"repack"))
 200                 {
 201                     TRACE("Repacking non-power2 textures\n");
 202                     wined3d_settings.nonpower2_mode = NP2_REPACK;
 203                 }
 204                 /* There will be a couple of other choices for nonpow2, they are: TextureRecrangle and OpenGL 2 */
 205             }
 206             if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 207             {
 208                 if (!strcmp(buffer,"backbuffer"))
 209                 {
 210                     TRACE("Using the backbuffer for offscreen rendering\n");
 211                     wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 212                 }
 213                 else if (!strcmp(buffer,"pbuffer"))
 214                 {
 215                     TRACE("Using PBuffers for offscreen rendering\n");
 216                     wined3d_settings.offscreen_rendering_mode = ORM_PBUFFER;
 217                 }
 218                 else if (!strcmp(buffer,"fbo"))
 219                 {
 220                     TRACE("Using FBOs for offscreen rendering\n");
 221                     wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 222                 }
 223             }
 224             if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 225             {
 226                 if (!strcmp(buffer,"disabled"))
 227                 {
 228                     TRACE("Disabling render target locking\n");
 229                     wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 230                 }
 231                 else if (!strcmp(buffer,"readdraw"))
 232                 {
 233                     TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 234                     wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 235                 }
 236                 else if (!strcmp(buffer,"readtex"))
 237                 {
 238                     TRACE("Using glReadPixels for render target reading and textures for writing\n");
 239                     wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 240                 }
 241                 else if (!strcmp(buffer,"texdraw"))
 242                 {
 243                     TRACE("Using textures for render target reading and glDrawPixels for writing\n");
 244                     wined3d_settings.rendertargetlock_mode = RTL_TEXDRAW;
 245                 }
 246                 else if (!strcmp(buffer,"textex"))
 247                 {
 248                     TRACE("Reading render targets via textures and writing via textures\n");
 249                     wined3d_settings.rendertargetlock_mode = RTL_TEXTEX;
 250                 }
 251             }
 252             if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 253             {
 254                 int TmpVideoMemorySize = atoi(buffer);
 255                 if(TmpVideoMemorySize > 0)
 256                 {
 257                     wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 258                     TRACE("Use %iMB = %d byte for emulated_textureram\n",
 259                             TmpVideoMemorySize,
 260                             wined3d_settings.emulated_textureram);
 261                 }
 262                 else
 263                     ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 264             }
 265        }
 266        if (wined3d_settings.vs_mode == VS_HW)
 267            TRACE("Allow HW vertex shaders\n");
 268        if (wined3d_settings.ps_mode == PS_NONE)
 269            TRACE("Disable pixel shaders\n");
 270        if (wined3d_settings.vbo_mode == VBO_NONE)
 271            TRACE("Disable Vertex Buffer Hardware support\n");
 272        if (wined3d_settings.glslRequested)
 273            TRACE("If supported by your system, GL Shading Language will be used\n");
 274        if (wined3d_settings.nonpower2_mode == NP2_REPACK)
 275            TRACE("Repacking non-power2 textures\n");
 276
 277        if (appkey) RegCloseKey( appkey );
 278        if (hkey) RegCloseKey( hkey );
 279     }
 280     return TRUE;
 281 }