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   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 "objbase.h"
  28 #include "ddraw.h"
  29 #include "d3d.h"
  30 #include "wine/debug.h"
  31
  32 #include "mesa_private.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  35
  36 /* Define this if you want to save to a file all the textures used by a game
  37    (can be funny to see how they managed to cram all the pictures in
  38    texture memory) */
  39 #undef TEXTURE_SNOOP
  40
  41 #ifdef TEXTURE_SNOOP
  42 #include <stdio.h>
  43
  44 static void snoop_texture(IDirectDrawSurfaceImpl *This) {
  45     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
  46     char buf[128];
  47     FILE *f;
  48
  49     sprintf(buf, "tex_%05d.pnm", glThis->tex_name);
  50     f = fopen(buf, "wb");
  51     DDRAW_dump_surface_to_disk(This, f);
  52 }
  53
  54 #else
  55
  56 #define snoop_texture(a)
  57
  58 #endif
  59
  60 /*******************************************************************************
  61  *                         IDirectSurface callback methods
  62  */
  63 HRESULT gltex_setcolorkey_cb(IDirectDrawSurfaceImpl *texture, DWORD dwFlags, LPDDCOLORKEY ckey )
  64 {
  65     DDSURFACEDESC *tex_d;
  66     GLuint current_texture;
  67     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) texture->tex_private;
  68
  69     TRACE("(%p) : colorkey callback\n", texture);
  70
  71     /* Get the texture description */
  72     tex_d = (DDSURFACEDESC *)&(texture->surface_desc);
  73
  74     /* Now, save the current texture */
  75     ENTER_GL();
  76     glGetIntegerv(GL_TEXTURE_BINDING_2D, &current_texture);
  77     if (glThis->tex_name == 0) ERR("Unbound GL texture !!!\n");
  78     glBindTexture(GL_TEXTURE_2D, glThis->tex_name);
  79
  80     if (tex_d->ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8) {
  81         FIXME("Todo Paletted\n");
  82     } else if (tex_d->ddpfPixelFormat.dwFlags & DDPF_RGB) {
  83         if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 8) {
  84             FIXME("Todo 3_3_2_0\n");
  85         } else if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 16) {
  86             if (tex_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000000) {
  87                 /* Now transform the 5_6_5 into a 5_5_5_1 surface to support color keying */
  88                 unsigned short *dest = (unsigned short *) HeapAlloc(GetProcessHeap(),
  89                                                                     HEAP_ZERO_MEMORY,
  90                                                                     tex_d->u1.lPitch * tex_d->dwHeight);
  91                 unsigned short *src = (unsigned short *) tex_d->lpSurface;
  92                 int x, y;
  93
  94                 for (y = 0; y < tex_d->dwHeight; y++) {
  95                     for (x = 0; x < tex_d->dwWidth; x++) {
  96                         unsigned short cpixel = src[x + y * tex_d->dwWidth];
  97
  98                         if ((dwFlags & DDCKEY_SRCBLT) &&
  99                             (cpixel >= ckey->dwColorSpaceLowValue) &&
 100                             (cpixel <= ckey->dwColorSpaceHighValue)) /* No alpha bit => this pixel is transparent */
 101                             dest[x + y * tex_d->dwWidth] = (cpixel & ~0x003F) | ((cpixel & 0x001F) << 1) | 0x0000;
 102                         else                                         /* Alpha bit is set => this pixel will be seen */
 103                             dest[x + y * tex_d->dwWidth] = (cpixel & ~0x003F) | ((cpixel & 0x001F) << 1) | 0x0001;
 104                     }
 105                 }
 106
 107                 glTexSubImage2D(GL_TEXTURE_2D,
 108                                 texture->mipmap_level,
 109                                 0, 0,
 110                                 tex_d->dwWidth, tex_d->dwHeight,
 111                                 GL_RGBA,
 112                                 GL_UNSIGNED_SHORT_5_5_5_1,
 113                                 dest);
 114
 115                 /* Frees the temporary surface */
 116                 HeapFree(GetProcessHeap(),0,dest);
 117             } else if (tex_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000001) {
 118                 FIXME("Todo 5_5_5_1\n");
 119             } else if (tex_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x0000000F) {
 120                 FIXME("Todo 4_4_4_4\n");
 121             } else {
 122                 ERR("Unhandled texture format (bad Aplha channel for a 16 bit texture)\n");
 123             }
 124         } else if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 24) {
 125             FIXME("Todo 8_8_8_0\n");
 126         } else if (tex_d->ddpfPixelFormat.u1.dwRGBBitCount == 32) {
 127             FIXME("Todo 8_8_8_8\n");
 128         } else {
 129             ERR("Unhandled texture format (bad RGB count)\n");
 130         }
 131     } else {
 132         ERR("Unhandled texture format (neither RGB nor INDEX)\n");
 133     }
 134     glBindTexture(GL_TEXTURE_2D, current_texture);
 135     LEAVE_GL();
 136
 137     return DD_OK;
 138 }
 139
 140 static HRESULT
 141 gltex_upload_texture(IDirectDrawSurfaceImpl *This, BOOLEAN init_upload) {
 142     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 143     GLuint current_texture;
 144 #if 0
 145     static BOOL color_table_queried = FALSE;
 146 #endif
 147     void (*ptr_ColorTableEXT) (GLenum target, GLenum internalformat,
 148                                GLsizei width, GLenum format, GLenum type, const GLvoid *table) = NULL;
 149     BOOL upload_done = FALSE;
 150     BOOL error = FALSE;
 151     GLenum format = GL_RGBA, pixel_format = GL_UNSIGNED_BYTE; /* This is only to prevent warnings.. */
 152     VOID *surface = NULL;
 153
 154     DDSURFACEDESC *src_d = (DDSURFACEDESC *)&(This->surface_desc);
 155
 156     TRACE(" uploading texture to GL id %d (initial = %d).\n", glThis->tex_name, init_upload);
 157
 158     glGetIntegerv(GL_TEXTURE_BINDING_2D, &current_texture);
 159     glBindTexture(GL_TEXTURE_2D, glThis->tex_name);
 160
 161     /* Texture snooping for the curious :-) */
 162     snoop_texture(This);
 163
 164     if (src_d->ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8) {
 165           /* ****************
 166              Paletted Texture
 167              **************** */
 168         IDirectDrawPaletteImpl* pal = This->palette;
 169         BYTE table[256][4];
 170         int i;
 171
 172 #if 0
 173         if (color_table_queried == FALSE) {
 174             ptr_ColorTableEXT =
 175                 ((Mesa_DeviceCapabilities *) ((x11_dd_private *) This->surface->s.ddraw->d->private)->device_capabilities)->ptr_ColorTableEXT;
 176         }
 177 #endif
 178
 179         if (pal == NULL) {
 180             ERR("Palettized texture Loading with a NULL palette !\n");
 181             glBindTexture(GL_TEXTURE_2D, current_texture);
 182             return D3DERR_INVALIDPALETTE;
 183         }
 184         /* Get the surface's palette */
 185         for (i = 0; i < 256; i++) {
 186             table[i][0] = pal->palents[i].peRed;
 187             table[i][1] = pal->palents[i].peGreen;
 188             table[i][2] = pal->palents[i].peBlue;
 189             if ((src_d->dwFlags & DDSD_CKSRCBLT) &&
 190                 (i >= src_d->ddckCKSrcBlt.dwColorSpaceLowValue) &&
 191                 (i <= src_d->ddckCKSrcBlt.dwColorSpaceHighValue))
 192                 table[i][3] = 0x00;
 193             else
 194                 table[i][3] = 0xFF;
 195         }
 196
 197         if (ptr_ColorTableEXT != NULL) {
 198             /* use Paletted Texture Extension */
 199             ptr_ColorTableEXT(GL_TEXTURE_2D,    /* target */
 200                               GL_RGBA,          /* internal format */
 201                               256,              /* table size */
 202                               GL_RGBA,          /* table format */
 203                               GL_UNSIGNED_BYTE, /* table type */
 204                               table);           /* the color table */
 205
 206             glTexImage2D(GL_TEXTURE_2D,       /* target */
 207                          This->mipmap_level,                   /* level */
 208                          GL_COLOR_INDEX8_EXT, /* internal format */
 209                          src_d->dwWidth, src_d->dwHeight, /* width, height */
 210                          0,                   /* border */
 211                          GL_COLOR_INDEX,      /* texture format */
 212                          GL_UNSIGNED_BYTE,    /* texture type */
 213                          src_d->lpSurface); /* the texture */
 214
 215             upload_done = TRUE;
 216         } else {
 217             DWORD i;
 218             BYTE *src = (BYTE *) src_d->lpSurface, *dst;
 219
 220             surface = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, src_d->dwWidth * src_d->dwHeight * sizeof(DWORD));
 221             dst = (BYTE *) surface;
 222
 223             for (i = 0; i < src_d->dwHeight * src_d->dwWidth; i++) {
 224                 BYTE color = *src++;
 225                 *dst++ = table[color][0];
 226                 *dst++ = table[color][1];
 227                 *dst++ = table[color][2];
 228                 *dst++ = table[color][3];
 229             }
 230
 231             format = GL_RGBA;
 232             pixel_format = GL_UNSIGNED_BYTE;
 233         }
 234     } else if (src_d->ddpfPixelFormat.dwFlags & DDPF_RGB) {
 235             /* ************
 236                RGB Textures
 237                ************ */
 238         if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 8) {
 239                 /* **********************
 240                    GL_UNSIGNED_BYTE_3_3_2
 241                    ********************** */
 242             format = GL_RGB;
 243             pixel_format = GL_UNSIGNED_BYTE_3_3_2;
 244         } else if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 16) {
 245             if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000000) {
 246                 format = GL_RGB;
 247                 pixel_format = GL_UNSIGNED_SHORT_5_6_5;
 248             } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00000001) {
 249                 format = GL_RGBA;
 250                 pixel_format = GL_UNSIGNED_SHORT_5_5_5_1;
 251             } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x0000000F) {
 252                 format = GL_RGBA;
 253                 pixel_format = GL_UNSIGNED_SHORT_4_4_4_4;
 254             } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x0000F000) {
 255                 /* Move the four Alpha bits... */
 256                 DWORD i;
 257                 WORD *src = (WORD *) src_d->lpSurface, *dst;
 258
 259                 surface = (WORD *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, src_d->dwWidth * src_d->dwHeight * sizeof(WORD));
 260                 dst = surface;
 261
 262                 for (i = 0; i < src_d->dwHeight * src_d->dwWidth; i++) {
 263                     *dst++ = (((*src & 0xFFF0) >>  4) |
 264                               ((*src & 0x000F) << 12));
 265                     src++;
 266                 }
 267
 268                 format = GL_RGBA;
 269                 pixel_format = GL_UNSIGNED_SHORT_4_4_4_4;
 270             } else if (src_d->ddpfPixelFormat.u5.dwRGBAlphaBitMask == 0x00008000) {
 271                 /* Converting the 1555 format in 5551 packed */
 272                 DWORD i;
 273                 WORD *src = (WORD *) src_d->lpSurface, *dst;
 274
 275                 surface = (WORD *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, src_d->dwWidth * src_d->dwHeight * sizeof(WORD));
 276                 dst = (WORD *) surface;
 277                 for (i = 0; i < src_d->dwHeight * src_d->dwWidth; i++) {
 278                     *dst++ = (((*src & 0x8000) >> 15) |
 279                               ((*src & 0x7FFF) <<  1));
 280                     src++;
 281                 }
 282
 283                 format = GL_RGBA;
 284                 pixel_format = GL_UNSIGNED_SHORT_5_5_5_1;
 285             } else {
 286                 ERR("Unhandled texture format (bad Aplha channel for a 16 bit texture)\n");
 287                 error = TRUE;
 288             }
 289         } else if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 24) {
 290             format = GL_RGB;
 291             pixel_format = GL_UNSIGNED_BYTE;
 292         } else if (src_d->ddpfPixelFormat.u1.dwRGBBitCount == 32) {
 293             format = GL_RGBA;
 294             pixel_format = GL_UNSIGNED_BYTE;
 295         } else {
 296             ERR("Unhandled texture format (bad RGB count)\n");
 297             error = TRUE;
 298         }
 299     } else {
 300         ERR("Unhandled texture format (neither RGB nor INDEX)\n");
 301         error = TRUE;
 302     }
 303
 304     if ((upload_done == FALSE) && (error == FALSE)) {
 305         if (init_upload)
 306             glTexImage2D(GL_TEXTURE_2D,
 307                          This->mipmap_level,
 308                          format,
 309                          src_d->dwWidth, src_d->dwHeight,
 310                          0,
 311                          format,
 312                          pixel_format,
 313                          surface == NULL ? src_d->lpSurface : surface);
 314         else
 315             glTexSubImage2D(GL_TEXTURE_2D,
 316                             This->mipmap_level,
 317                             0, 0,
 318                             src_d->dwWidth, src_d->dwHeight,
 319                             format,
 320                             pixel_format,
 321                             surface == NULL ? src_d->lpSurface : surface);
 322         if (surface) HeapFree(GetProcessHeap(), 0, surface);
 323     }
 324
 325     glBindTexture(GL_TEXTURE_2D, current_texture);
 326     return DD_OK;
 327 }
 328
 329 HRESULT WINAPI
 330 Main_IDirect3DTextureImpl_1_Initialize(LPDIRECT3DTEXTURE iface,
 331                                        LPDIRECT3DDEVICE lpDirect3DDevice,
 332                                        LPDIRECTDRAWSURFACE lpDDSurface)
 333 {
 334     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
 335     FIXME("(%p/%p)->(%p,%p) no-op...\n", This, iface, lpDirect3DDevice, lpDDSurface);
 336     return DD_OK;
 337 }
 338
 339 HRESULT WINAPI
 340 Main_IDirect3DTextureImpl_2_1T_PaletteChanged(LPDIRECT3DTEXTURE2 iface,
 341                                               DWORD dwStart,
 342                                               DWORD dwCount)
 343 {
 344     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 345     FIXME("(%p/%p)->(%08lx,%08lx): stub!\n", This, iface, dwStart, dwCount);
 346     return DD_OK;
 347 }
 348
 349 HRESULT WINAPI
 350 Main_IDirect3DTextureImpl_1_Unload(LPDIRECT3DTEXTURE iface)
 351 {
 352     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
 353     FIXME("(%p/%p)->(): stub!\n", This, iface);
 354     return DD_OK;
 355 }
 356
 357 HRESULT WINAPI
 358 Main_IDirect3DTextureImpl_2_1T_GetHandle(LPDIRECT3DTEXTURE2 iface,
 359                                          LPDIRECT3DDEVICE2 lpDirect3DDevice2,
 360                                          LPD3DTEXTUREHANDLE lpHandle)
 361 {
 362     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 363     FIXME("(%p/%p)->(%p,%p): stub!\n", This, iface, lpDirect3DDevice2, lpHandle);
 364     return DD_OK;
 365 }
 366
 367 HRESULT WINAPI
 368 Main_IDirect3DTextureImpl_2_1T_Load(LPDIRECT3DTEXTURE2 iface,
 369                                     LPDIRECT3DTEXTURE2 lpD3DTexture2)
 370 {
 371     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 372     FIXME("(%p/%p)->(%p): stub!\n", This, iface, lpD3DTexture2);
 373     return DD_OK;
 374 }
 375
 376 static void
 377 gltex_final_release(IDirectDrawSurfaceImpl *This)
 378 {
 379     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 380     DWORD mem_used;
 381
 382     TRACE(" deleting texture with GL id %d.\n", glThis->tex_name);
 383
 384     /* And delete texture handle */
 385     ENTER_GL();
 386     if (glThis->tex_name != 0)
 387         glDeleteTextures(1, &(glThis->tex_name));
 388     LEAVE_GL();
 389
 390     /* And if this texture was the current one, remove it at the device level */
 391     if (This->d3ddevice != NULL)
 392         if (This->d3ddevice->current_texture[0] == This)
 393             This->d3ddevice->current_texture[0] = NULL;
 394
 395     /* All this should be part of main surface management not just a hack for texture.. */
 396     if (glThis->loaded) {
 397         mem_used = This->surface_desc.dwHeight *
 398                    This->surface_desc.u1.lPitch;
 399         This->ddraw_owner->free_memory(This->ddraw_owner, mem_used);
 400     }
 401
 402     glThis->final_release(This);
 403 }
 404
 405 static void
 406 gltex_lock_update(IDirectDrawSurfaceImpl* This, LPCRECT pRect, DWORD dwFlags)
 407 {
 408     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 409
 410     glThis->lock_update(This, pRect, dwFlags);
 411 }
 412
 413 static void
 414 gltex_unlock_update(IDirectDrawSurfaceImpl* This, LPCRECT pRect)
 415 {
 416     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 417
 418     ENTER_GL();
 419     gltex_upload_texture(This, glThis->first_unlock);
 420     LEAVE_GL();
 421     glThis->first_unlock = FALSE;
 422
 423     glThis->unlock_update(This, pRect);
 424 }
 425
 426 HRESULT WINAPI
 427 GL_IDirect3DTextureImpl_2_1T_GetHandle(LPDIRECT3DTEXTURE2 iface,
 428                                        LPDIRECT3DDEVICE2 lpDirect3DDevice2,
 429                                        LPD3DTEXTUREHANDLE lpHandle)
 430 {
 431     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 432     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 433     IDirect3DDeviceImpl *lpDeviceImpl = ICOM_OBJECT(IDirect3DDeviceImpl, IDirect3DDevice2, lpDirect3DDevice2);
 434
 435     TRACE("(%p/%p)->(%p,%p)\n", This, iface, lpDirect3DDevice2, lpHandle);
 436
 437     /* The handle is simply the pointer to the implementation structure */
 438     *lpHandle = (D3DTEXTUREHANDLE) This;
 439
 440     TRACE(" returning handle %08lx.\n", *lpHandle);
 441
 442     /* Now, bind a new texture */
 443     This->d3ddevice = lpDeviceImpl;
 444
 445     /* Associate the texture with the device and perform the appropriate AddRef/Release */
 446     /* FIXME: Is there only one or several textures associated with the device ? */
 447     if (lpDeviceImpl->current_texture[0] != NULL)
 448         IDirectDrawSurface7_Release(ICOM_INTERFACE(lpDeviceImpl->current_texture[0], IDirectDrawSurface7));
 449     IDirectDrawSurface7_AddRef(ICOM_INTERFACE(This, IDirectDrawSurface7));
 450     lpDeviceImpl->current_texture[0] = This;
 451
 452     TRACE("OpenGL texture handle is : %d\n", glThis->tex_name);
 453
 454     return D3D_OK;
 455 }
 456
 457 HRESULT WINAPI
 458 GL_IDirect3DTextureImpl_2_1T_Load(LPDIRECT3DTEXTURE2 iface,
 459                                   LPDIRECT3DTEXTURE2 lpD3DTexture2)
 460 {
 461     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 462     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 463     IDirectDrawSurfaceImpl *lpD3DTextureImpl = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirect3DTexture2, lpD3DTexture2);
 464     DWORD mem_used;
 465     DDSURFACEDESC *src_d, *dst_d;
 466     HRESULT ret_value = D3D_OK;
 467
 468     TRACE("(%p/%p)->(%p)\n", This, iface, lpD3DTexture2);
 469
 470     if (glThis != NULL) {
 471         if (glThis->loaded == FALSE) {
 472             /* Only check memory for not already loaded texture... */
 473             mem_used = This->surface_desc.dwHeight *
 474                        This->surface_desc.u1.lPitch;
 475             if (This->ddraw_owner->allocate_memory(This->ddraw_owner, mem_used) < 0) {
 476                 TRACE(" out of virtual memory... Warning application.\n");
 477                 return D3DERR_TEXTURE_LOAD_FAILED;
 478             }
 479         }
 480         glThis->loaded = TRUE;
 481     }
 482
 483     TRACE("Copied surface %p to surface %p\n", lpD3DTextureImpl, This);
 484
 485     if ( This->surface_desc.ddsCaps.dwCaps & DDSCAPS_ALLOCONLOAD )
 486         /* If the surface is not allocated and its location is not yet specified,
 487            force it to video memory */
 488         if ( !(This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_SYSTEMMEMORY|DDSCAPS_VIDEOMEMORY)) )
 489             This->surface_desc.ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY;
 490
 491     /* Suppress the ALLOCONLOAD flag */
 492     This->surface_desc.ddsCaps.dwCaps &= ~DDSCAPS_ALLOCONLOAD;
 493     This->palette = lpD3DTextureImpl->palette;
 494
 495     /* Copy one surface on the other */
 496     dst_d = (DDSURFACEDESC *)&(This->surface_desc);
 497     src_d = (DDSURFACEDESC *)&(lpD3DTextureImpl->surface_desc);
 498
 499     if ((src_d->dwWidth != dst_d->dwWidth) || (src_d->dwHeight != dst_d->dwHeight)) {
 500         /* Should also check for same pixel format, u1.lPitch, ... */
 501         ERR("Error in surface sizes\n");
 502         return D3DERR_TEXTURE_LOAD_FAILED;
 503     } else {
 504         /* LPDIRECT3DDEVICE2 d3dd = (LPDIRECT3DDEVICE2) This->D3Ddevice; */
 505         /* I should put a macro for the calculus of bpp */
 506
 507         /* Copy also the ColorKeying stuff */
 508         if (src_d->dwFlags & DDSD_CKSRCBLT) {
 509             dst_d->ddckCKSrcBlt.dwColorSpaceLowValue = src_d->ddckCKSrcBlt.dwColorSpaceLowValue;
 510             dst_d->ddckCKSrcBlt.dwColorSpaceHighValue = src_d->ddckCKSrcBlt.dwColorSpaceHighValue;
 511         }
 512
 513         /* Copy the main memry texture into the surface that corresponds to the OpenGL
 514            texture object. */
 515         memcpy(dst_d->lpSurface, src_d->lpSurface, src_d->u1.lPitch * src_d->dwHeight);
 516
 517         if (glThis != NULL) {
 518             /* If the GetHandle was not done, it is an error... */
 519             if (glThis->tex_name == 0) ERR("Unbound GL texture !!!\n");
 520
 521             ENTER_GL();
 522
 523             /* Now, load the texture */
 524             /* d3dd->set_context(d3dd); We need to set the context somehow.... */
 525
 526             ret_value = gltex_upload_texture(This, glThis->first_unlock);
 527             glThis->first_unlock = FALSE;
 528
 529             LEAVE_GL();
 530         }
 531     }
 532
 533     return ret_value;
 534 }
 535
 536 HRESULT WINAPI
 537 Thunk_IDirect3DTextureImpl_2_QueryInterface(LPDIRECT3DTEXTURE2 iface,
 538                                             REFIID riid,
 539                                             LPVOID* obp)
 540 {
 541     TRACE("(%p)->(%s,%p) thunking to IDirectDrawSurface7 interface.\n", iface, debugstr_guid(riid), obp);
 542     return IDirectDrawSurface7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture2, IDirectDrawSurface7, iface),
 543                                               riid,
 544                                               obp);
 545 }
 546
 547 ULONG WINAPI
 548 Thunk_IDirect3DTextureImpl_2_AddRef(LPDIRECT3DTEXTURE2 iface)
 549 {
 550     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 551     return IDirectDrawSurface7_AddRef(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture2, IDirectDrawSurface7, iface));
 552 }
 553
 554 ULONG WINAPI
 555 Thunk_IDirect3DTextureImpl_2_Release(LPDIRECT3DTEXTURE2 iface)
 556 {
 557     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 558     return IDirectDrawSurface7_Release(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture2, IDirectDrawSurface7, iface));
 559 }
 560
 561 HRESULT WINAPI
 562 Thunk_IDirect3DTextureImpl_1_QueryInterface(LPDIRECT3DTEXTURE iface,
 563                                             REFIID riid,
 564                                             LPVOID* obp)
 565 {
 566     TRACE("(%p)->(%s,%p) thunking to IDirectDrawSurface7 interface.\n", iface, debugstr_guid(riid), obp);
 567     return IDirectDrawSurface7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface),
 568                                               riid,
 569                                               obp);
 570 }
 571
 572 ULONG WINAPI
 573 Thunk_IDirect3DTextureImpl_1_AddRef(LPDIRECT3DTEXTURE iface)
 574 {
 575     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 576     return IDirectDrawSurface7_AddRef(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface));
 577 }
 578
 579 ULONG WINAPI
 580 Thunk_IDirect3DTextureImpl_1_Release(LPDIRECT3DTEXTURE iface)
 581 {
 582     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 583     return IDirectDrawSurface7_Release(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface));
 584 }
 585
 586 HRESULT WINAPI
 587 Thunk_IDirect3DTextureImpl_1_PaletteChanged(LPDIRECT3DTEXTURE iface,
 588                                             DWORD dwStart,
 589                                             DWORD dwCount)
 590 {
 591     TRACE("(%p)->(%08lx,%08lx) thunking to IDirect3DTexture2 interface.\n", iface, dwStart, dwCount);
 592     return IDirect3DTexture2_PaletteChanged(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
 593                                             dwStart,
 594                                             dwCount);
 595 }
 596
 597 HRESULT WINAPI
 598 Thunk_IDirect3DTextureImpl_1_GetHandle(LPDIRECT3DTEXTURE iface,
 599                                        LPDIRECT3DDEVICE lpDirect3DDevice,
 600                                        LPD3DTEXTUREHANDLE lpHandle)
 601 {
 602     TRACE("(%p)->(%p,%p) thunking to IDirect3DTexture2 interface.\n", iface, lpDirect3DDevice, lpHandle);
 603     return IDirect3DTexture2_GetHandle(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
 604                                        COM_INTERFACE_CAST(IDirect3DDeviceImpl, IDirect3DDevice, IDirect3DDevice2, lpDirect3DDevice),
 605                                        lpHandle);
 606 }
 607
 608 HRESULT WINAPI
 609 Thunk_IDirect3DTextureImpl_1_Load(LPDIRECT3DTEXTURE iface,
 610                                   LPDIRECT3DTEXTURE lpD3DTexture)
 611 {
 612     TRACE("(%p)->(%p) thunking to IDirect3DTexture2 interface.\n", iface, lpD3DTexture);
 613     return IDirect3DTexture2_Load(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
 614                                   COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, lpD3DTexture));
 615 }
 616
 617 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 618 # define XCAST(fun)     (typeof(VTABLE_IDirect3DTexture2.fun))
 619 #else
 620 # define XCAST(fun)     (void*)
 621 #endif
 622
 623 ICOM_VTABLE(IDirect3DTexture2) VTABLE_IDirect3DTexture2 =
 624 {
 625     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 626     XCAST(QueryInterface) Thunk_IDirect3DTextureImpl_2_QueryInterface,
 627     XCAST(AddRef) Thunk_IDirect3DTextureImpl_2_AddRef,
 628     XCAST(Release) Thunk_IDirect3DTextureImpl_2_Release,
 629     XCAST(GetHandle) GL_IDirect3DTextureImpl_2_1T_GetHandle,
 630     XCAST(PaletteChanged) Main_IDirect3DTextureImpl_2_1T_PaletteChanged,
 631     XCAST(Load) GL_IDirect3DTextureImpl_2_1T_Load,
 632 };
 633
 634 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 635 #undef XCAST
 636 #endif
 637
 638
 639 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 640 # define XCAST(fun)     (typeof(VTABLE_IDirect3DTexture.fun))
 641 #else
 642 # define XCAST(fun)     (void*)
 643 #endif
 644
 645 ICOM_VTABLE(IDirect3DTexture) VTABLE_IDirect3DTexture =
 646 {
 647     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 648     XCAST(QueryInterface) Thunk_IDirect3DTextureImpl_1_QueryInterface,
 649     XCAST(AddRef) Thunk_IDirect3DTextureImpl_1_AddRef,
 650     XCAST(Release) Thunk_IDirect3DTextureImpl_1_Release,
 651     XCAST(Initialize) Main_IDirect3DTextureImpl_1_Initialize,
 652     XCAST(GetHandle) Thunk_IDirect3DTextureImpl_1_GetHandle,
 653     XCAST(PaletteChanged) Thunk_IDirect3DTextureImpl_1_PaletteChanged,
 654     XCAST(Load) Thunk_IDirect3DTextureImpl_1_Load,
 655     XCAST(Unload) Main_IDirect3DTextureImpl_1_Unload,
 656 };
 657
 658 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 659 #undef XCAST
 660 #endif
 661
 662 HRESULT d3dtexture_create(IDirect3DImpl *d3d, IDirectDrawSurfaceImpl *surf, BOOLEAN at_creation,
 663                           IDirectDrawSurfaceImpl *main)
 664 {
 665     IDirect3DGLImpl *gl_d3d = (IDirect3DGLImpl *) d3d;
 666
 667     /* First, initialize the texture vtables... */
 668     ICOM_INIT_INTERFACE(surf, IDirect3DTexture,  VTABLE_IDirect3DTexture);
 669     ICOM_INIT_INTERFACE(surf, IDirect3DTexture2, VTABLE_IDirect3DTexture2);
 670
 671     /* Only create all the private stuff if we actually have an OpenGL context.. */
 672     if (gl_d3d->current_device != NULL) {
 673         IDirect3DTextureGLImpl *private;
 674
 675         private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DTextureGLImpl));
 676         if (private == NULL) return DDERR_OUTOFMEMORY;
 677
 678         private->final_release = surf->final_release;
 679         private->lock_update = surf->lock_update;
 680         private->unlock_update = surf->unlock_update;
 681
 682         /* If at creation, we can optimize stuff and wait the first 'unlock' to upload a valid stuff to OpenGL.
 683            Otherwise, it will be uploaded here (and may be invalid). */
 684         if (at_creation == TRUE)
 685             private->first_unlock = TRUE;
 686         else
 687             private->first_unlock = FALSE;
 688         surf->final_release = gltex_final_release;
 689         surf->lock_update = gltex_lock_update;
 690         surf->unlock_update = gltex_unlock_update;
 691         surf->tex_private = private;
 692         surf->aux_setcolorkey_cb = gltex_setcolorkey_cb;
 693
 694         ENTER_GL();
 695         if (surf->mipmap_level == 0) {
 696             glGenTextures(1, &(private->tex_name));
 697             if (private->tex_name == 0) ERR("Error at creation of OpenGL texture ID !\n");
 698             TRACE(" GL texture created for surface %p (private data at %p and GL id %d).\n", surf, private, private->tex_name);
 699         } else {
 700             private->tex_name = ((IDirect3DTextureGLImpl *) (main->tex_private))->tex_name;
 701             TRACE(" GL texture created for surface %p (private data at %p and GL id reusing id %d from surface %p (%p)).\n",
 702                   surf, private, private->tex_name, main, main->tex_private);
 703         }
 704
 705         if ((at_creation == FALSE) &&
 706             ((surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_ALLOCONLOAD) == 0))
 707         {
 708             gltex_upload_texture(surf, TRUE);
 709         }
 710         LEAVE_GL();
 711     }
 712
 713     return D3D_OK;
 714 }