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 wined3d_settings_t wined3d_settings =
  36 {
  37   VS_HW,   /* Hardware by default */
  38   PS_NONE, /* Disabled by default */
  39   VBO_HW,  /* Hardware by default */
  40   FALSE,   /* Use of GLSL disabled by default */
  41   RTL_AUTO /* Automatically determine best locking method */
  42 };
  43
  44 WineD3DGlobalStatistics *wineD3DGlobalStatistics = NULL;
  45 CRITICAL_SECTION resourceStoreCriticalSection;
  46
  47 long globalChangeGlRam(long glram){
  48     /* FIXME: replace this function with object tracking */
  49     int result;
  50
  51     EnterCriticalSection(&resourceStoreCriticalSection); /* this is overkill really, but I suppose it should be thread safe */
  52     wineD3DGlobalStatistics->glsurfaceram     += glram;
  53     TRACE("Adjusted gl ram by %ld to %d\n", glram, wineD3DGlobalStatistics->glsurfaceram);
  54     result = wineD3DGlobalStatistics->glsurfaceram;
  55     LeaveCriticalSection(&resourceStoreCriticalSection);
  56     return result;
  57
  58 }
  59
  60 IWineD3D* WINAPI WineDirect3DCreate(UINT SDKVersion, UINT dxVersion, IUnknown *parent) {
  61     IWineD3DImpl* object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  62     object->lpVtbl = &IWineD3D_Vtbl;
  63     object->dxVersion = dxVersion;
  64     object->ref = 1;
  65     object->parent = parent;
  66
  67     /* TODO: Move this off to device and possibly x11drv */
  68     /* Create a critical section for a dll global data store */
  69     InitializeCriticalSectionAndSpinCount(&resourceStoreCriticalSection, 0x80000400);
  70
  71     /*Create a structure for storing global data in*/
  72     if(wineD3DGlobalStatistics == NULL){
  73         TRACE("Createing global statistics store\n");
  74         wineD3DGlobalStatistics = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wineD3DGlobalStatistics));
  75
  76     }
  77
  78
  79     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  80
  81     return (IWineD3D *)object;
  82 }
  83
  84 inline static DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  85 {
  86     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  87     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  88     return ERROR_FILE_NOT_FOUND;
  89 }
  90
  91 /* At process attach */
  92 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  93 {
  94     TRACE("WineD3D DLLMain Reason=%ld\n", fdwReason);
  95     if (fdwReason == DLL_PROCESS_ATTACH)
  96     {
  97        HMODULE mod;
  98        char buffer[MAX_PATH+10];
  99        DWORD size = sizeof(buffer);
 100        HKEY hkey = 0;
 101        HKEY appkey = 0;
 102        DWORD len;
 103        wined3d_settings.emulated_textureram = 64*1024*1024;
 104
 105        DisableThreadLibraryCalls(hInstDLL);
 106
 107        mod = GetModuleHandleA( "winex11.drv" );
 108        if (mod)
 109        {
 110            wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 111            wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 112        }
 113        /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 114        if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 115
 116        len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 117        if (len && len < MAX_PATH)
 118        {
 119             HKEY tmpkey;
 120             /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 121             if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 122             {
 123                 char *p, *appname = buffer;
 124                 if ((p = strrchr( appname, '/' ))) appname = p + 1;
 125                 if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 126                 strcat( appname, "\\Direct3D" );
 127                 TRACE("appname = [%s]\n", appname);
 128                 if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 129                 RegCloseKey( tmpkey );
 130             }
 131        }
 132
 133        if ( 0 != hkey || 0 != appkey )
 134        {
 135             if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 136             {
 137                 if (!strcmp(buffer,"none"))
 138                 {
 139                     TRACE("Disable vertex shaders\n");
 140                     wined3d_settings.vs_mode = VS_NONE;
 141                 }
 142                 else if (!strcmp(buffer,"emulation"))
 143                 {
 144                     TRACE("Force SW vertex shaders\n");
 145                     wined3d_settings.vs_mode = VS_SW;
 146                 }
 147             }
 148             if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 149             {
 150                 if (!strcmp(buffer,"enabled"))
 151                 {
 152                     TRACE("Allow pixel shaders\n");
 153                     wined3d_settings.ps_mode = PS_HW;
 154                 }
 155                 if (!strcmp(buffer,"disabled"))
 156                 {
 157                     TRACE("Disable pixel shaders\n");
 158                     wined3d_settings.ps_mode = PS_NONE;
 159                 }
 160             }
 161             if ( !get_config_key( hkey, appkey, "VertexBufferMode", buffer, size) )
 162             {
 163                 if (!strcmp(buffer,"none"))
 164                 {
 165                     TRACE("Disable Vertex Buffer Hardware support\n");
 166                     wined3d_settings.vbo_mode = VBO_NONE;
 167                 }
 168                 else if (!strcmp(buffer,"hardware"))
 169                 {
 170                     TRACE("Allow Vertex Buffer Hardware support\n");
 171                     wined3d_settings.vbo_mode = VBO_HW;
 172                 }
 173             }
 174             if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 175             {
 176                 if (!strcmp(buffer,"enabled"))
 177                 {
 178                     TRACE("Use of GL Shading Language enabled for systems that support it\n");
 179                     wined3d_settings.glslRequested = TRUE;
 180                 }
 181                 else
 182                 {
 183                     TRACE("Use of GL Shading Language disabled\n");
 184                 }
 185             }
 186             if ( !get_config_key( hkey, appkey, "Nonpower2Mode", buffer, size) )
 187             {
 188                 if (!strcmp(buffer,"none"))
 189                 {
 190                     TRACE("Using default non-power2 textures\n");
 191                     wined3d_settings.nonpower2_mode = NP2_NONE;
 192
 193                 }
 194                 else if (!strcmp(buffer,"repack"))
 195                 {
 196                     TRACE("Repacking non-power2 textures\n");
 197                     wined3d_settings.nonpower2_mode = NP2_REPACK;
 198                 }
 199                 /* There will be a couple of other choices for nonpow2, they are: TextureRecrangle and OpenGL 2 */
 200             }
 201             if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 202             {
 203                 if (!strcmp(buffer,"disabled"))
 204                 {
 205                     TRACE("Disabling render target locking\n");
 206                     wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 207                 }
 208                 else if (!strcmp(buffer,"readdraw"))
 209                 {
 210                     TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 211                     wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 212                 }
 213                 else if (!strcmp(buffer,"readtex"))
 214                 {
 215                     TRACE("Using glReadPixels for render target reading and textures for writing\n");
 216                     wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 217                 }
 218                 else if (!strcmp(buffer,"texdraw"))
 219                 {
 220                     TRACE("Using textures for render target reading and glDrawPixels for writing\n");
 221                     wined3d_settings.rendertargetlock_mode = RTL_TEXDRAW;
 222                 }
 223                 else if (!strcmp(buffer,"textex"))
 224                 {
 225                     TRACE("Reading render targets via textures and writing via textures\n");
 226                     wined3d_settings.rendertargetlock_mode = RTL_TEXTEX;
 227                 }
 228             }
 229             if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 230             {
 231                 int TmpVideoMemorySize = atoi(buffer);
 232                 if(TmpVideoMemorySize > 0)
 233                 {
 234                     wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 235                     TRACE("Use %iMB = %d byte for emulated_textureram\n",
 236                             TmpVideoMemorySize,
 237                             wined3d_settings.emulated_textureram);
 238                 }
 239                 else
 240                     ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 241             }
 242        }
 243        if (wined3d_settings.vs_mode == VS_HW)
 244            TRACE("Allow HW vertex shaders\n");
 245        if (wined3d_settings.ps_mode == PS_NONE)
 246            TRACE("Disable pixel shaders\n");
 247        if (wined3d_settings.vbo_mode == VBO_NONE)
 248            TRACE("Disable Vertex Buffer Hardware support\n");
 249        if (wined3d_settings.glslRequested)
 250            TRACE("If supported by your system, GL Shading Language will be used\n");
 251        if (wined3d_settings.nonpower2_mode == NP2_REPACK)
 252            TRACE("Repacking non-power2 textures\n");
 253
 254        if (appkey) RegCloseKey( appkey );
 255        if (hkey) RegCloseKey( hkey );
 256     }
 257     return TRUE;
 258 }