dlls/ddraw/d3dtexture.c

   1 /* Direct3D Texture
   2  * Copyright (c) 1998 Lionel ULMER
   3  *
   4  * This file contains the implementation of interface Direct3DTexture2.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <string.h>
  24
  25 #include "windef.h"
  26 #include "winerror.h"
  27 #include "wine/obj_base.h"
  28 #include "ddraw.h"
  29 #include "d3d.h"
  30 #include "wine/debug.h"
  31
  32 #include "mesa_private.h"
  33
  34 #define D3DDPRIVATE(x) mesa_d3dd_private*odev=(mesa_d3dd_private*)(x)->private
  35 #define D3DTPRIVATE(x) mesa_d3dt_private*dtpriv=(mesa_d3dt_private*)(x)->private
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  38
  39 /* Define this if you want to save to a file all the textures used by a game
  40    (can be funny to see how they managed to cram all the pictures in
  41    texture memory) */
  42 #undef TEXTURE_SNOOP
  43
  44 #ifdef TEXTURE_SNOOP
  45 #include <stdio.h>
  46
  47 #define SNOOP_PALETTED()                                                                        \
  48       {                                                                                         \
  49         FILE *f;                                                                                \
  50         char buf[32];                                                                           \
  51         int x, y;                                                                               \
  52                                                                                                 \
  53         sprintf(buf, "%ld.pnm", dtpriv->tex_name);                                                      \
  54         f = fopen(buf, "wb");                                                                   \
  55         fprintf(f, "P6\n%ld %ld\n255\n", src_d->dwWidth, src_d->dwHeight);                      \
  56         for (y = 0; y < src_d->dwHeight; y++) {                                                 \
  57           for (x = 0; x < src_d->dwWidth; x++) {                                                \
  58             unsigned char c = ((unsigned char *) src_d->y.lpSurface)[y * src_d->dwWidth + x];   \
  59             fputc(table[c][0], f);                                                              \
  60             fputc(table[c][1], f);                                                              \
  61             fputc(table[c][2], f);                                                              \
  62           }                                                                                     \
  63         }                                                                                       \
  64         fclose(f);                                                                              \
  65       }
  66
  67 #define SNOOP_5650()                                                                                    \
  68           {                                                                                             \
  69             FILE *f;                                                                                    \
  70             char buf[32];                                                                               \
  71             int x, y;                                                                                   \
  72                                                                                                         \
  73             sprintf(buf, "%ld.pnm", dtpriv->tex_name);                                                  \
  74             f = fopen(buf, "wb");                                                                       \
  75             fprintf(f, "P6\n%ld %ld\n255\n", src_d->dwWidth, src_d->dwHeight);                          \
  76             for (y = 0; y < src_d->dwHeight; y++) {                                                     \
  77               for (x = 0; x < src_d->dwWidth; x++) {                                                    \
  78                 unsigned short c = ((unsigned short *) src_d->y.lpSurface)[y * src_d->dwWidth + x];     \
  79                 fputc((c & 0xF800) >> 8, f);                                                            \
  80                 fputc((c & 0x07E0) >> 3, f);                                                            \
  81                 fputc((c & 0x001F) << 3, f);                                                            \
  82               }                                                                                         \
  83             }                                                                                           \
  84             fclose(f);                                                                                  \
  85           }
  86
  87 #define SNOOP_5551()                                                                                    \
  88           {                                                                                             \
  89             FILE *f;                                                                                    \
  90             char buf[32];                                                                               \
  91             int x, y;                                                                                   \
  92                                                                                                         \
  93             sprintf(buf, "%ld.pnm", dtpriv->tex_name);                                                  \
  94             f = fopen(buf, "wb");                                                                       \
  95             fprintf(f, "P6\n%ld %ld\n255\n", src_d->dwWidth, src_d->dwHeight);                          \
  96             for (y = 0; y < src_d->dwHeight; y++) {                                                     \
  97               for (x = 0; x < src_d->dwWidth; x++) {                                                    \
  98                 unsigned short c = ((unsigned short *) src_d->y.lpSurface)[y * src_d->dwWidth + x];     \
  99                 fputc((c & 0xF800) >> 8, f);                                                            \
 100                 fputc((c & 0x07C0) >> 3, f);                                                            \
 101                 fputc((c & 0x003E) << 2, f);                                                            \
 102               }                                                                                         \
 103             }                                                                                           \
 104             fclose(f);                                                                                  \
 105           }
 106 #else
 107 #define SNOOP_PALETTED()
 108 #define SNOOP_5650()
 109 #define SNOOP_5551()
 110 #endif
 111
 112 extern ICOM_VTABLE(IDirect3DTexture2) mesa_texture2_vtable;
 113 extern ICOM_VTABLE(IDirect3DTexture) mesa_texture_vtable;
 114
 115 /*******************************************************************************
 116  *                              Texture2 Creation functions
 117  */
 118 LPDIRECT3DTEXTURE2 d3dtexture2_create(IDirectDrawSurfaceImpl* surf)
 119 {
 120   IDirect3DTexture2Impl* tex;
 121
 122   tex = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDirect3DTexture2Impl));
 123   tex->ref = 1;
 124   ICOM_VTBL(tex) = &mesa_texture2_vtable;
 125   tex->surface = surf;
 126
 127   tex->private = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(mesa_d3dt_private));
 128
 129   return (LPDIRECT3DTEXTURE2)tex;
 130 }
 131
 132 /*******************************************************************************
 133  *                              Texture Creation functions
 134  */
 135 LPDIRECT3DTEXTURE d3dtexture_create(IDirectDrawSurfaceImpl* surf)
 136 {
 137   IDirect3DTexture2Impl* tex;
 138
 139   tex = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDirect3DTexture2Impl));
 140   tex->ref = 1;
 141   ICOM_VTBL(tex) = (ICOM_VTABLE(IDirect3DTexture2)*)&mesa_texture_vtable;
 142   tex->surface = surf;
 143
 144   tex->private = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(mesa_d3dt_private));
 145
 146   return (LPDIRECT3DTEXTURE)tex;
 147 }
 148
 149 /*******************************************************************************
 150  *                         IDirectSurface callback methods
 151  */
 152 HRESULT WINAPI  SetColorKey_cb(IDirect3DTexture2Impl *texture, DWORD dwFlags, LPDDCOLORKEY ckey )
 153 {
 154   DDSURFACEDESC *tex_d;
 155   D3DTPRIVATE(texture);
 156   int bpp;
 157   GLuint current_texture;
 158
 159   TRACE("(%p) : colorkey callback\n", texture);
 160
 161   /* Get the texture description */
 162   tex_d = (DDSURFACEDESC *)&(texture->surface->surface_desc);
 163   bpp = (tex_d->ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8 ?
 164          1 /* 8 bit of palette index */:
 165          tex_d->ddpfPixelFormat.u1.dwRGBBitCount / 8 /* RGB bits for each colors */ );
 166
 167   /* Now, save the current texture */
 168   ENTER_GL();
 169   glGetIntegerv(GL_TEXTURE_BINDING_2D, &current_texture);
 170
 171   /* If the GetHandle was not done yet, it's an error */
 172   if (dtpriv->tex_name == 0) {
 173     ERR("Unloaded texture !\n");
 174     LEAVE_GL();
 175     return DD_OK;
 176   }
 177   glBindTexture(GL_TEXTURE_2D, dtpriv->tex_name);
 178
 179   if (tex_d->ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8) {
 180     FIXME("Todo Paletted\n");
 181   } else if (tex_d->ddpfPixelFormat.dwFlags & DDPF_RGB) {
 182     if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 8) {
 183       FIXME("Todo 3_3_2_0\n");
 184     } else if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 16) {
 185       if (tex_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000000) {
 186         /* Now transform the 5_6_5 into a 5_5_5_1 surface to support color keying */
 187         unsigned short *dest = (unsigned short *) HeapAlloc(GetProcessHeap(),
 188                                                             HEAP_ZERO_MEMORY,
 189                                                             tex_d->dwWidth * tex_d->dwHeight * bpp);
 190         unsigned short *src = (unsigned short *) tex_d->lpSurface;
 191         int x, y;
 192
 193         for (y = 0; y < tex_d->dwHeight; y++) {
 194           for (x = 0; x < tex_d->dwWidth; x++) {
 195             unsigned short cpixel = src[x + y * tex_d->dwWidth];
 196
 197             if ((dwFlags & DDCKEY_SRCBLT) &&
 198                 (cpixel >= ckey->dwColorSpaceLowValue) &&
 199                 (cpixel <= ckey->dwColorSpaceHighValue)) /* No alpha bit => this pixel is transparent */
 200               dest[x + y * tex_d->dwWidth] = (cpixel & ~0x003F) | ((cpixel & 0x001F) << 1) | 0x0000;
 201             else                                         /* Alpha bit is set => this pixel will be seen */
 202               dest[x + y * tex_d->dwWidth] = (cpixel & ~0x003F) | ((cpixel & 0x001F) << 1) | 0x0001;
 203           }
 204         }
 205
 206         glTexImage2D(GL_TEXTURE_2D,
 207                      0,
 208                      GL_RGBA,
 209                      tex_d->dwWidth, tex_d->dwHeight,
 210                      0,
 211                      GL_RGBA,
 212                      GL_UNSIGNED_SHORT_5_5_5_1,
 213                      dest);
 214
 215         /* Frees the temporary surface */
 216         HeapFree(GetProcessHeap(),0,dest);
 217       } else if (tex_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000001) {
 218         FIXME("Todo 5_5_5_1\n");
 219       } else if (tex_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x0000000F) {
 220         FIXME("Todo 4_4_4_4\n");
 221       } else {
 222         ERR("Unhandled texture format (bad Aplha channel for a 16 bit texture)\n");
 223       }
 224     } else if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 24) {
 225       FIXME("Todo 8_8_8_0\n");
 226     } else if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 32) {
 227       FIXME("Todo 8_8_8_8\n");
 228     } else {
 229       ERR("Unhandled texture format (bad RGB count)\n");
 230     }
 231   } else {
 232     ERR("Unhandled texture format (neither RGB nor INDEX)\n");
 233   }
 234   LEAVE_GL();
 235
 236   return DD_OK;
 237 }
 238
 239 /*******************************************************************************
 240  *                              IDirect3DTexture2 methods
 241  */
 242
 243 HRESULT WINAPI IDirect3DTexture2Impl_QueryInterface(LPDIRECT3DTEXTURE2 iface,
 244                                                         REFIID riid,
 245                                                         LPVOID* ppvObj)
 246 {
 247   ICOM_THIS(IDirect3DTexture2Impl,iface);
 248
 249   FIXME("(%p)->(%s,%p): stub\n", This, debugstr_guid(riid),ppvObj);
 250
 251   return S_OK;
 252 }
 253
 254
 255
 256 ULONG WINAPI IDirect3DTexture2Impl_AddRef(LPDIRECT3DTEXTURE2 iface)
 257 {
 258   ICOM_THIS(IDirect3DTexture2Impl,iface);
 259   TRACE("(%p)->()incrementing from %lu.\n", This, This->ref );
 260
 261   return ++(This->ref);
 262 }
 263
 264
 265
 266 ULONG WINAPI IDirect3DTexture2Impl_Release(LPDIRECT3DTEXTURE2 iface)
 267 {
 268   ICOM_THIS(IDirect3DTexture2Impl,iface);
 269   D3DTPRIVATE(This);
 270   FIXME("(%p)->() decrementing from %lu.\n", This, This->ref );
 271
 272   if (!--(This->ref)) {
 273     /* Delete texture from OpenGL */
 274     ENTER_GL();
 275     glDeleteTextures(1, &(dtpriv->tex_name));
 276     LEAVE_GL();
 277
 278     /* Release surface */
 279     IDirectDrawSurface4_Release((IDirectDrawSurface4*)This->surface);
 280
 281     HeapFree(GetProcessHeap(),0,This);
 282     return 0;
 283   }
 284
 285   return This->ref;
 286 }
 287
 288 /*** IDirect3DTexture methods ***/
 289 HRESULT WINAPI IDirect3DTextureImpl_GetHandle(LPDIRECT3DTEXTURE iface,
 290                                                  LPDIRECT3DDEVICE lpD3DDevice,
 291                                                  LPD3DTEXTUREHANDLE lpHandle)
 292 {
 293     ICOM_THIS(IDirect3DTexture2Impl,iface);
 294     D3DTPRIVATE(This);
 295     IDirect3DDeviceImpl* ilpD3DDevice=(IDirect3DDeviceImpl*)lpD3DDevice;
 296     FIXME("(%p)->(%p,%p): stub\n", This, ilpD3DDevice, lpHandle);
 297
 298     *lpHandle = (D3DTEXTUREHANDLE) This;
 299
 300     /* Now, bind a new texture */
 301     ENTER_GL();
 302     ilpD3DDevice->set_context(ilpD3DDevice);
 303     This->D3Ddevice = (void *) ilpD3DDevice;
 304     if (dtpriv->tex_name == 0)
 305         glGenTextures(1, &(dtpriv->tex_name));
 306     LEAVE_GL();
 307
 308     TRACE("OpenGL texture handle is : %d\n", dtpriv->tex_name);
 309
 310     return D3D_OK;
 311 }
 312
 313 HRESULT WINAPI IDirect3DTextureImpl_Initialize(LPDIRECT3DTEXTURE iface,
 314                                                   LPDIRECT3DDEVICE lpD3DDevice,
 315                                                   LPDIRECTDRAWSURFACE lpSurface)
 316 {
 317   ICOM_THIS(IDirect3DTexture2Impl,iface);
 318   TRACE("(%p)->(%p,%p)\n", This, lpD3DDevice, lpSurface);
 319
 320   return DDERR_ALREADYINITIALIZED;
 321 }
 322
 323 HRESULT WINAPI IDirect3DTextureImpl_Unload(LPDIRECT3DTEXTURE iface)
 324 {
 325   ICOM_THIS(IDirect3DTexture2Impl,iface);
 326   FIXME("(%p)->(): stub\n", This);
 327
 328   return D3D_OK;
 329 }
 330
 331 /*** IDirect3DTexture2 methods ***/
 332 HRESULT WINAPI IDirect3DTexture2Impl_GetHandle(LPDIRECT3DTEXTURE2 iface,
 333                                                   LPDIRECT3DDEVICE2 lpD3DDevice2,
 334                                                   LPD3DTEXTUREHANDLE lpHandle)
 335 {
 336     ICOM_THIS(IDirect3DTexture2Impl,iface);
 337     D3DTPRIVATE(This);
 338     IDirect3DDevice2Impl* ilpD3DDevice2=(IDirect3DDevice2Impl*)lpD3DDevice2;
 339     TRACE("(%p)->(%p,%p)\n", This, ilpD3DDevice2, lpHandle);
 340
 341     /* For 32 bits OSes, handles = pointers */
 342     *lpHandle = (D3DTEXTUREHANDLE) This;
 343
 344     /* Now, bind a new texture */
 345     ENTER_GL();
 346     ilpD3DDevice2->set_context(ilpD3DDevice2);
 347     This->D3Ddevice = (void *) ilpD3DDevice2;
 348     if (dtpriv->tex_name == 0)
 349         glGenTextures(1, &(dtpriv->tex_name));
 350     LEAVE_GL();
 351
 352     TRACE("OpenGL texture handle is : %d\n", dtpriv->tex_name);
 353
 354     return D3D_OK;
 355 }
 356
 357 /* Common methods */
 358 HRESULT WINAPI IDirect3DTexture2Impl_PaletteChanged(
 359     LPDIRECT3DTEXTURE2 iface, DWORD dwStart, DWORD dwCount
 360 ) {
 361   ICOM_THIS(IDirect3DTexture2Impl,iface);
 362   FIXME("(%p)->(%8ld,%8ld): stub\n", This, dwStart, dwCount);
 363
 364   return D3D_OK;
 365 }
 366
 367 /* NOTE : if you experience crashes in this function, you must have a buggy
 368           version of Mesa. See the file d3dtexture.c for a cure */
 369 HRESULT WINAPI IDirect3DTexture2Impl_Load(
 370     LPDIRECT3DTEXTURE2 iface, LPDIRECT3DTEXTURE2 lpD3DTexture2
 371 ) {
 372   ICOM_THIS(IDirect3DTexture2Impl,iface);
 373   D3DTPRIVATE(This);
 374   IDirect3DTexture2Impl* ilpD3DTexture2=(IDirect3DTexture2Impl*)lpD3DTexture2;
 375   DDSURFACEDESC *src_d, *dst_d;
 376   static void (*ptr_ColorTableEXT) (GLenum target, GLenum internalformat,
 377                                     GLsizei width, GLenum format, GLenum type, const GLvoid *table) = NULL;
 378 #if 0
 379   static BOOL color_table_queried = FALSE;
 380 #endif
 381
 382   TRACE("(%p)->(%p)\n", This, ilpD3DTexture2);
 383   TRACE("Copied surface %p to surface %p\n", ilpD3DTexture2->surface, This->surface);
 384
 385   /* Suppress the ALLOCONLOAD flag */
 386   This->surface->surface_desc.ddsCaps.dwCaps &= ~DDSCAPS_ALLOCONLOAD;
 387
 388   /* Copy one surface on the other */
 389   dst_d = (DDSURFACEDESC *)&(This->surface->surface_desc);
 390   src_d = (DDSURFACEDESC *)&(ilpD3DTexture2->surface->surface_desc);
 391
 392   /* Install the callbacks to the destination surface */
 393   This->surface->texture = This;
 394   This->surface->SetColorKey_cb = SetColorKey_cb;
 395
 396   if ((src_d->dwWidth != dst_d->dwWidth) || (src_d->dwHeight != dst_d->dwHeight)) {
 397     /* Should also check for same pixel format, lPitch, ... */
 398     ERR("Error in surface sizes\n");
 399     return D3DERR_TEXTURE_LOAD_FAILED;
 400   } else {
 401     /* LPDIRECT3DDEVICE2 d3dd = (LPDIRECT3DDEVICE2) This->D3Ddevice; */
 402     /* I should put a macro for the calculus of bpp */
 403     int bpp = (src_d->ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8 ?
 404                1 /* 8 bit of palette index */:
 405                src_d->ddpfPixelFormat.u1.dwRGBBitCount / 8 /* RGB bits for each colors */ );
 406     GLuint current_texture;
 407
 408     /* Copy the main memry texture into the surface that corresponds to the OpenGL
 409        texture object. */
 410     memcpy(dst_d->lpSurface, src_d->lpSurface, src_d->dwWidth * src_d->dwHeight * bpp);
 411
 412     ENTER_GL();
 413
 414     /* Now, load the texture */
 415     /* d3dd->set_context(d3dd); We need to set the context somehow.... */
 416     glGetIntegerv(GL_TEXTURE_BINDING_2D, &current_texture);
 417
 418     /* If the GetHandle was not done, get the texture name here */
 419     if (dtpriv->tex_name == 0)
 420       glGenTextures(1, &(dtpriv->tex_name));
 421     glBindTexture(GL_TEXTURE_2D, dtpriv->tex_name);
 422
 423     if (src_d->ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8) {
 424       /* ****************
 425          Paletted Texture
 426          **************** */
 427       IDirectDrawPaletteImpl* pal = This->surface->palette;
 428       BYTE table[256][4];
 429       int i;
 430
 431 #if 0
 432       if (color_table_queried == FALSE) {
 433         ptr_ColorTableEXT =
 434           ((Mesa_DeviceCapabilities *) ((x11_dd_private *) This->surface->s.ddraw->d->private)->device_capabilities)->ptr_ColorTableEXT;
 435       }
 436 #endif
 437
 438       if (pal == NULL) {
 439         ERR("Palettized texture Loading with a NULL palette !\n");
 440         LEAVE_GL();
 441         return D3DERR_TEXTURE_LOAD_FAILED;
 442       }
 443
 444       /* Get the surface's palette */
 445       for (i = 0; i < 256; i++) {
 446         table[i][0] = pal->palents[i].peRed;
 447         table[i][1] = pal->palents[i].peGreen;
 448         table[i][2] = pal->palents[i].peBlue;
 449         if ((This->surface->surface_desc.dwFlags & DDSD_CKSRCBLT) &&
 450             (i >= This->surface->surface_desc.ddckCKSrcBlt.dwColorSpaceLowValue) &&
 451             (i <= This->surface->surface_desc.ddckCKSrcBlt.dwColorSpaceHighValue))
 452           table[i][3] = 0x00;
 453         else
 454         table[i][3] = 0xFF;
 455       }
 456
 457       /* Texture snooping */
 458       SNOOP_PALETTED();
 459
 460       if (ptr_ColorTableEXT != NULL) {
 461         /* use Paletted Texture Extension */
 462         ptr_ColorTableEXT(GL_TEXTURE_2D,    /* target */
 463                           GL_RGBA,          /* internal format */
 464                           256,              /* table size */
 465                           GL_RGBA,          /* table format */
 466                           GL_UNSIGNED_BYTE, /* table type */
 467                           table);           /* the color table */
 468
 469         glTexImage2D(GL_TEXTURE_2D,       /* target */
 470                      0,                   /* level */
 471                      GL_COLOR_INDEX8_EXT, /* internal format */
 472                      src_d->dwWidth, src_d->dwHeight, /* width, height */
 473                      0,                   /* border */
 474                      GL_COLOR_INDEX,      /* texture format */
 475                      GL_UNSIGNED_BYTE,    /* texture type */
 476                      src_d->lpSurface); /* the texture */
 477       } else {
 478         DWORD *surface = (DWORD *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, src_d->dwWidth * src_d->dwHeight * sizeof(DWORD));
 479         DWORD i;
 480         BYTE *src = (BYTE *) src_d->lpSurface, *dst = (BYTE *) surface;
 481
 482         for (i = 0; i < src_d->dwHeight * src_d->dwWidth; i++) {
 483           BYTE color = *src++;
 484           *dst++ = table[color][0];
 485           *dst++ = table[color][1];
 486           *dst++ = table[color][2];
 487           *dst++ = table[color][3];
 488         }
 489
 490         glTexImage2D(GL_TEXTURE_2D,
 491                      0,
 492                      GL_RGBA,
 493                      src_d->dwWidth, src_d->dwHeight,
 494                      0,
 495                      GL_RGBA,
 496                      GL_UNSIGNED_BYTE,
 497                      surface);
 498
 499         HeapFree(GetProcessHeap(), 0, surface);
 500       }
 501     } else if (src_d->ddpfPixelFormat.dwFlags & DDPF_RGB) {
 502       /* ************
 503          RGB Textures
 504          ************ */
 505       if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 8) {
 506         /* **********************
 507            GL_UNSIGNED_BYTE_3_3_2
 508            ********************** */
 509         glTexImage2D(GL_TEXTURE_2D,
 510                      0,
 511                      GL_RGB,
 512                      src_d->dwWidth, src_d->dwHeight,
 513                      0,
 514                      GL_RGB,
 515                      GL_UNSIGNED_BYTE_3_3_2,
 516                      src_d->lpSurface);
 517       } else if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 16) {
 518         if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000000) {
 519
 520           /* Texture snooping */
 521           SNOOP_5650();
 522
 523           glTexImage2D(GL_TEXTURE_2D,
 524                        0,
 525                        GL_RGB,
 526                        src_d->dwWidth, src_d->dwHeight,
 527                        0,
 528                        GL_RGB,
 529                        GL_UNSIGNED_SHORT_5_6_5,
 530                        src_d->lpSurface);
 531         } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000001) {
 532           /* Texture snooping */
 533           SNOOP_5551();
 534
 535           glTexImage2D(GL_TEXTURE_2D,
 536                        0,
 537                        GL_RGBA,
 538                        src_d->dwWidth, src_d->dwHeight,
 539                        0,
 540                        GL_RGBA,
 541                        GL_UNSIGNED_SHORT_5_5_5_1,
 542                        src_d->lpSurface);
 543         } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x0000000F) {
 544           glTexImage2D(GL_TEXTURE_2D,
 545                        0,
 546                        GL_RGBA,
 547                        src_d->dwWidth, src_d->dwHeight,
 548                        0,
 549                        GL_RGBA,
 550                        GL_UNSIGNED_SHORT_4_4_4_4,
 551                        src_d->lpSurface);
 552         } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00008000) {
 553           /* Converting the 1555 format in 5551 packed */
 554           WORD *surface = (WORD *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, src_d->dwWidth * src_d->dwHeight * sizeof(WORD));
 555           DWORD i;
 556           WORD *src = (WORD *) src_d->lpSurface, *dst = surface;
 557
 558           for (i = 0; i < src_d->dwHeight * src_d->dwWidth; i++) {
 559             *dst++ = (((*src & 0x8000) >> 15) |
 560                       ((*src & 0x7FFF) <<  1));
 561             src++;
 562           }
 563
 564           glTexImage2D(GL_TEXTURE_2D,
 565                        0,
 566                        GL_RGBA,
 567                        src_d->dwWidth, src_d->dwHeight,
 568                        0,
 569                        GL_RGBA,
 570                        GL_UNSIGNED_SHORT_5_5_5_1,
 571                        surface);
 572
 573           HeapFree(GetProcessHeap(), 0, surface);
 574         } else {
 575           ERR("Unhandled texture format (bad Aplha channel for a 16 bit texture)\n");
 576         }
 577       } else if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 24) {
 578         glTexImage2D(GL_TEXTURE_2D,
 579                      0,
 580                      GL_RGB,
 581                      src_d->dwWidth, src_d->dwHeight,
 582                      0,
 583                      GL_RGB,
 584                      GL_UNSIGNED_BYTE,
 585                      src_d->lpSurface);
 586       } else if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 32) {
 587         glTexImage2D(GL_TEXTURE_2D,
 588                      0,
 589                      GL_RGBA,
 590                      src_d->dwWidth, src_d->dwHeight,
 591                      0,
 592                      GL_RGBA,
 593                      GL_UNSIGNED_BYTE,
 594                      src_d->lpSurface);
 595       } else {
 596         ERR("Unhandled texture format (bad RGB count)\n");
 597       }
 598     } else {
 599       ERR("Unhandled texture format (neither RGB nor INDEX)\n");
 600     }
 601
 602     glBindTexture(GL_TEXTURE_2D, current_texture);
 603
 604     LEAVE_GL();
 605   }
 606
 607   return D3D_OK;
 608 }
 609
 610
 611 /*******************************************************************************
 612  *                              IDirect3DTexture2 VTable
 613  */
 614 ICOM_VTABLE(IDirect3DTexture2) mesa_texture2_vtable =
 615 {
 616   ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 617   /*** IUnknown methods ***/
 618   IDirect3DTexture2Impl_QueryInterface,
 619   IDirect3DTexture2Impl_AddRef,
 620   IDirect3DTexture2Impl_Release,
 621   /*** IDirect3DTexture methods ***/
 622   IDirect3DTexture2Impl_GetHandle,
 623   IDirect3DTexture2Impl_PaletteChanged,
 624   IDirect3DTexture2Impl_Load
 625 };
 626
 627 /*******************************************************************************
 628  *                              IDirect3DTexture VTable
 629  */
 630 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 631 # define XCAST(fun)     (typeof(mesa_texture_vtable.fun))
 632 #else
 633 # define XCAST(fun)     (void*)
 634 #endif
 635
 636 ICOM_VTABLE(IDirect3DTexture) mesa_texture_vtable =
 637 {
 638   ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 639   /*** IUnknown methods ***/
 640   XCAST(QueryInterface)IDirect3DTexture2Impl_QueryInterface,
 641   XCAST(AddRef)IDirect3DTexture2Impl_AddRef,
 642   XCAST(Release)IDirect3DTexture2Impl_Release,
 643   /*** IDirect3DTexture methods ***/
 644   IDirect3DTextureImpl_Initialize,
 645   IDirect3DTextureImpl_GetHandle,
 646   XCAST(PaletteChanged)IDirect3DTexture2Impl_PaletteChanged,
 647   XCAST(Load)IDirect3DTexture2Impl_Load,
 648   IDirect3DTextureImpl_Unload
 649 };
 650
 651 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 652 #undef XCAST
 653 #endif