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 #define NONAMELESSUNION
  26 #define NONAMELESSSTRUCT
  27 #include "windef.h"
  28 #include "winerror.h"
  29 #include "objbase.h"
  30 #include "ddraw.h"
  31 #include "d3d.h"
  32 #include "wine/debug.h"
  33
  34 #include "mesa_private.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  37
  38 /* Define this if you want to save to a file all the textures used by a game
  39    (can be funny to see how they managed to cram all the pictures in
  40    texture memory) */
  41 #undef TEXTURE_SNOOP
  42
  43 #ifdef TEXTURE_SNOOP
  44 #include <stdio.h>
  45
  46 static void
  47 snoop_texture(IDirectDrawSurfaceImpl *This) {
  48     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
  49     char buf[128];
  50     FILE *f;
  51
  52     sprintf(buf, "tex_%05d_%02d.pnm", glThis->tex_name, This->mipmap_level);
  53     f = fopen(buf, "wb");
  54     DDRAW_dump_surface_to_disk(This, f);
  55 }
  56
  57 #else
  58
  59 #define snoop_texture(a)
  60
  61 #endif
  62
  63 static IDirectDrawSurfaceImpl *
  64 get_sub_mimaplevel(IDirectDrawSurfaceImpl *tex_ptr)
  65 {
  66     /* Now go down the mipmap chain to the next surface */
  67     static const DDSCAPS2 mipmap_caps = { DDSCAPS_MIPMAP | DDSCAPS_TEXTURE, 0, 0, 0 };
  68     LPDIRECTDRAWSURFACE7 next_level;
  69     IDirectDrawSurfaceImpl *surf_ptr;
  70     HRESULT hr;
  71
  72     hr = IDirectDrawSurface7_GetAttachedSurface(ICOM_INTERFACE(tex_ptr, IDirectDrawSurface7),
  73                                                 (DDSCAPS2 *) &mipmap_caps, &next_level);
  74     if (FAILED(hr)) return NULL;
  75
  76     surf_ptr = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, next_level);
  77     IDirectDrawSurface7_Release(next_level);
  78
  79     return surf_ptr;
  80 }
  81
  82 /*******************************************************************************
  83  *                         IDirectSurface callback methods
  84  */
  85
  86 HRESULT
  87 gltex_download_texture(IDirectDrawSurfaceImpl *surf_ptr) {
  88     IDirect3DTextureGLImpl *gl_surf_ptr = (IDirect3DTextureGLImpl *) surf_ptr->tex_private;
  89
  90     FIXME("This is not supported yet... Expect some graphical glitches !!!\n");
  91
  92     /* GL and memory are in sync again ...
  93        No need to change the 'global' flag as it only handles the 'MEMORY_DIRTY' case.
  94     */
  95     gl_surf_ptr->dirty_flag = SURFACE_MEMORY;
  96
  97     return DD_OK;
  98 }
  99
 100 static GLenum
 101 convert_min_filter_to_GL(D3DTEXTUREMINFILTER dwMinState, D3DTEXTUREMIPFILTER dwMipState)
 102 {
 103     GLenum gl_state;
 104
 105     if (dwMipState == D3DTFP_NONE) {
 106         switch (dwMinState) {
 107             case D3DTFN_POINT:  gl_state = GL_NEAREST; break;
 108             case D3DTFN_LINEAR: gl_state = GL_LINEAR;  break;
 109             default:            gl_state = GL_LINEAR;  break;
 110         }
 111     } else if (dwMipState == D3DTFP_POINT) {
 112         switch (dwMinState) {
 113             case D3DTFN_POINT:  gl_state = GL_NEAREST_MIPMAP_NEAREST; break;
 114             case D3DTFN_LINEAR: gl_state = GL_LINEAR_MIPMAP_NEAREST;  break;
 115             default:            gl_state = GL_LINEAR_MIPMAP_NEAREST;  break;
 116         }
 117     } else {
 118         switch (dwMinState) {
 119             case D3DTFN_POINT:  gl_state = GL_NEAREST_MIPMAP_LINEAR; break;
 120             case D3DTFN_LINEAR: gl_state = GL_LINEAR_MIPMAP_LINEAR;  break;
 121             default:            gl_state = GL_LINEAR_MIPMAP_LINEAR;  break;
 122         }
 123     }
 124     return gl_state;
 125 }
 126
 127 static GLenum
 128 convert_mag_filter_to_GL(D3DTEXTUREMAGFILTER dwState)
 129 {
 130     GLenum gl_state;
 131
 132     switch (dwState) {
 133         case D3DTFG_POINT:
 134             gl_state = GL_NEAREST;
 135             break;
 136         case D3DTFG_LINEAR:
 137             gl_state = GL_LINEAR;
 138             break;
 139         default:
 140             gl_state = GL_LINEAR;
 141             break;
 142     }
 143     return gl_state;
 144 }
 145
 146 static GLenum
 147 convert_tex_address_to_GL(D3DTEXTUREADDRESS dwState)
 148 {
 149     GLenum gl_state;
 150     switch (dwState) {
 151         case D3DTADDRESS_WRAP:   gl_state = GL_REPEAT; break;
 152         case D3DTADDRESS_CLAMP:  gl_state = GL_CLAMP; break;
 153         case D3DTADDRESS_BORDER: gl_state = GL_CLAMP_TO_EDGE; break;
 154 #if defined(GL_VERSION_1_4)
 155         case D3DTADDRESS_MIRROR: gl_state = GL_MIRRORED_REPEAT; break;
 156 #elif defined(GL_ARB_texture_mirrored_repeat)
 157         case D3DTADDRESS_MIRROR: gl_state = GL_MIRRORED_REPEAT_ARB; break;
 158 #endif
 159         default:                 gl_state = GL_REPEAT; break;
 160     }
 161     return gl_state;
 162 }
 163
 164 HRESULT
 165 gltex_upload_texture(IDirectDrawSurfaceImpl *surf_ptr, IDirect3DDeviceImpl *d3ddev, DWORD stage) {
 166     IDirect3DTextureGLImpl *gl_surf_ptr = (IDirect3DTextureGLImpl *) surf_ptr->tex_private;
 167     BOOLEAN changed = FALSE;
 168
 169     if (surf_ptr->mipmap_level != 0) {
 170         WARN(" application activating a sub-level of the mipmapping chain (level %d) !\n", surf_ptr->mipmap_level);
 171     }
 172
 173     /* Now check if the texture parameters for this texture are still in-line with what D3D expect
 174        us to do..
 175
 176        NOTE: there is no check for the situation where the same texture is bound to multiple stage
 177              but with different parameters per stage.
 178     */
 179     if ((gl_surf_ptr->tex_parameters == NULL) ||
 180         (gl_surf_ptr->tex_parameters[D3DTSS_MAXMIPLEVEL - D3DTSS_ADDRESSU] !=
 181          d3ddev->state_block.texture_stage_state[stage][D3DTSS_MAXMIPLEVEL - 1])) {
 182         DWORD max_mip_level;
 183
 184         if ((surf_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP) == 0) {
 185             max_mip_level = 0;
 186         } else {
 187             max_mip_level = surf_ptr->surface_desc.u2.dwMipMapCount - 1;
 188             if (d3ddev->state_block.texture_stage_state[stage][D3DTSS_MAXMIPLEVEL - 1] != 0) {
 189                 if (max_mip_level >= d3ddev->state_block.texture_stage_state[stage][D3DTSS_MAXMIPLEVEL - 1]) {
 190                     max_mip_level = d3ddev->state_block.texture_stage_state[stage][D3DTSS_MAXMIPLEVEL - 1] - 1;
 191                 }
 192             }
 193         }
 194         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, max_mip_level);
 195         changed = TRUE;
 196     }
 197
 198     if ((gl_surf_ptr->tex_parameters == NULL) ||
 199         (gl_surf_ptr->tex_parameters[D3DTSS_MAGFILTER - D3DTSS_ADDRESSU] !=
 200          d3ddev->state_block.texture_stage_state[stage][D3DTSS_MAGFILTER - 1])) {
 201         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
 202                         convert_mag_filter_to_GL(d3ddev->state_block.texture_stage_state[stage][D3DTSS_MAGFILTER - 1]));
 203         changed = TRUE;
 204     }
 205     if ((gl_surf_ptr->tex_parameters == NULL) ||
 206         (gl_surf_ptr->tex_parameters[D3DTSS_MINFILTER - D3DTSS_ADDRESSU] !=
 207          d3ddev->state_block.texture_stage_state[stage][D3DTSS_MINFILTER - 1]) ||
 208         (gl_surf_ptr->tex_parameters[D3DTSS_MIPFILTER - D3DTSS_ADDRESSU] !=
 209          d3ddev->state_block.texture_stage_state[stage][D3DTSS_MIPFILTER - 1])) {
 210         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
 211                         convert_min_filter_to_GL(d3ddev->state_block.texture_stage_state[stage][D3DTSS_MINFILTER - 1],
 212                                                  d3ddev->state_block.texture_stage_state[stage][D3DTSS_MIPFILTER - 1]));
 213         changed = TRUE;
 214     }
 215     if ((gl_surf_ptr->tex_parameters == NULL) ||
 216         (gl_surf_ptr->tex_parameters[D3DTSS_ADDRESSU - D3DTSS_ADDRESSU] !=
 217          d3ddev->state_block.texture_stage_state[stage][D3DTSS_ADDRESSU - 1])) {
 218         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S,
 219                         convert_tex_address_to_GL(d3ddev->state_block.texture_stage_state[stage][D3DTSS_ADDRESSU - 1]));
 220         changed = TRUE;
 221     }
 222     if ((gl_surf_ptr->tex_parameters == NULL) ||
 223         (gl_surf_ptr->tex_parameters[D3DTSS_ADDRESSV - D3DTSS_ADDRESSU] !=
 224          d3ddev->state_block.texture_stage_state[stage][D3DTSS_ADDRESSV - 1])) {
 225         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T,
 226                         convert_tex_address_to_GL(d3ddev->state_block.texture_stage_state[stage][D3DTSS_ADDRESSV - 1]));
 227         changed = TRUE;
 228     }
 229     if ((gl_surf_ptr->tex_parameters == NULL) ||
 230         (gl_surf_ptr->tex_parameters[D3DTSS_BORDERCOLOR - D3DTSS_ADDRESSU] !=
 231          d3ddev->state_block.texture_stage_state[stage][D3DTSS_BORDERCOLOR - 1])) {
 232         GLfloat color[4];
 233
 234         color[0] = ((d3ddev->state_block.texture_stage_state[stage][D3DTSS_BORDERCOLOR - 1] >> 16) & 0xFF) / 255.0;
 235         color[1] = ((d3ddev->state_block.texture_stage_state[stage][D3DTSS_BORDERCOLOR - 1] >>  8) & 0xFF) / 255.0;
 236         color[2] = ((d3ddev->state_block.texture_stage_state[stage][D3DTSS_BORDERCOLOR - 1] >>  0) & 0xFF) / 255.0;
 237         color[3] = ((d3ddev->state_block.texture_stage_state[stage][D3DTSS_BORDERCOLOR - 1] >> 24) & 0xFF) / 255.0;
 238         glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, color);
 239         changed = TRUE;
 240     }
 241
 242     if (changed == TRUE) {
 243         if (gl_surf_ptr->tex_parameters == NULL) {
 244             gl_surf_ptr->tex_parameters = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 245                                                     sizeof(DWORD) * (D3DTSS_MAXMIPLEVEL + 1 - D3DTSS_ADDRESSU));
 246         }
 247         memcpy(gl_surf_ptr->tex_parameters, &(d3ddev->state_block.texture_stage_state[stage][D3DTSS_ADDRESSU - 1]),
 248                sizeof(DWORD) * (D3DTSS_MAXMIPLEVEL + 1 - D3DTSS_ADDRESSU));
 249     }
 250
 251     if (*(gl_surf_ptr->global_dirty_flag) != SURFACE_MEMORY_DIRTY) {
 252         TRACE(" nothing to do - memory copy and GL state in synch for all texture levels.\n");
 253         return DD_OK;
 254     }
 255
 256     while (surf_ptr != NULL) {
 257         IDirect3DTextureGLImpl *gl_surf_ptr = (IDirect3DTextureGLImpl *) surf_ptr->tex_private;
 258
 259         if (gl_surf_ptr->dirty_flag != SURFACE_MEMORY_DIRTY) {
 260             TRACE("   - level %d already uploaded.\n", surf_ptr->mipmap_level);
 261         } else {
 262             TRACE("   - uploading texture level %d (initial done = %d).\n",
 263                   surf_ptr->mipmap_level, gl_surf_ptr->initial_upload_done);
 264
 265             /* Texture snooping for the curious :-) */
 266             snoop_texture(surf_ptr);
 267
 268             if (upload_surface_to_tex_memory_init(surf_ptr, surf_ptr->mipmap_level, &(gl_surf_ptr->current_internal_format),
 269                                                   gl_surf_ptr->initial_upload_done == FALSE, TRUE, 0, 0) == DD_OK) {
 270                 upload_surface_to_tex_memory(NULL, 0, 0, &(gl_surf_ptr->surface_ptr));
 271                 upload_surface_to_tex_memory_release();
 272                 gl_surf_ptr->dirty_flag = SURFACE_MEMORY;
 273             } else {
 274                 ERR("Problem for upload of texture %d (level = %d / initial done = %d).\n",
 275                     gl_surf_ptr->tex_name, surf_ptr->mipmap_level, gl_surf_ptr->initial_upload_done);
 276             }
 277         }
 278
 279         if (surf_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP) {
 280             surf_ptr = get_sub_mimaplevel(surf_ptr);
 281         } else {
 282             surf_ptr = NULL;
 283         }
 284     }
 285
 286     *(gl_surf_ptr->global_dirty_flag) = SURFACE_MEMORY;
 287
 288     return DD_OK;
 289 }
 290
 291 HRESULT WINAPI
 292 Main_IDirect3DTextureImpl_1_Initialize(LPDIRECT3DTEXTURE iface,
 293                                        LPDIRECT3DDEVICE lpDirect3DDevice,
 294                                        LPDIRECTDRAWSURFACE lpDDSurface)
 295 {
 296     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
 297     FIXME("(%p/%p)->(%p,%p) no-op...\n", This, iface, lpDirect3DDevice, lpDDSurface);
 298     return DD_OK;
 299 }
 300
 301 static HRESULT
 302 gltex_setcolorkey_cb(IDirectDrawSurfaceImpl *This, DWORD dwFlags, LPDDCOLORKEY ckey )
 303 {
 304     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 305
 306     if (glThis->dirty_flag == SURFACE_GL) {
 307         GLuint cur_tex;
 308
 309         TRACE(" flushing GL texture back to memory.\n");
 310
 311         ENTER_GL();
 312         glGetIntegerv(GL_TEXTURE_BINDING_2D, &cur_tex);
 313         glBindTexture(GL_TEXTURE_2D, glThis->tex_name);
 314         gltex_download_texture(This);
 315         glBindTexture(GL_TEXTURE_2D, cur_tex);
 316         LEAVE_GL();
 317     }
 318
 319     glThis->dirty_flag = SURFACE_MEMORY_DIRTY;
 320     *(glThis->global_dirty_flag) = SURFACE_MEMORY_DIRTY;
 321     /* TODO: check color-keying on mipmapped surfaces... */
 322
 323     return DD_OK;
 324 }
 325
 326 HRESULT
 327 gltex_blt(IDirectDrawSurfaceImpl *This, LPRECT rdst,
 328           LPDIRECTDRAWSURFACE7 src, LPRECT rsrc,
 329           DWORD dwFlags, LPDDBLTFX lpbltfx)
 330 {
 331     if (src != NULL) {
 332         IDirectDrawSurfaceImpl *src_ptr = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, src);
 333         if (src_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_3DDEVICE) {
 334             FIXME("Blt from framebuffer to texture - unsupported now, please report !\n");
 335         }
 336     }
 337     return DDERR_INVALIDPARAMS;
 338 }
 339
 340 HRESULT
 341 gltex_bltfast(IDirectDrawSurfaceImpl *surf_ptr, DWORD dstx,
 342               DWORD dsty, LPDIRECTDRAWSURFACE7 src,
 343               LPRECT rsrc, DWORD trans)
 344 {
 345     if (src != NULL) {
 346         IDirectDrawSurfaceImpl *src_ptr = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, src);
 347
 348         if ((src_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_3DDEVICE) &&
 349             ((trans & (DDBLTFAST_SRCCOLORKEY | DDBLTFAST_DESTCOLORKEY)) == 0)) {
 350             /* This is a blt without color keying... We can use the direct copy. */
 351             RECT rsrc2;
 352             DWORD width, height;
 353             GLuint cur_tex;
 354             IDirect3DTextureGLImpl *gl_surf_ptr = surf_ptr->tex_private;
 355             int y;
 356
 357             if (rsrc == NULL) {
 358                 WARN("rsrc is NULL\n");
 359                 rsrc = &rsrc2;
 360
 361                 rsrc->left = 0;
 362                 rsrc->top = 0;
 363                 rsrc->right = src_ptr->surface_desc.dwWidth;
 364                 rsrc->bottom = src_ptr->surface_desc.dwHeight;
 365             }
 366
 367             width = rsrc->right - rsrc->left;
 368             height = rsrc->bottom - rsrc->top;
 369
 370             if (((dstx + width)  > surf_ptr->surface_desc.dwWidth) ||
 371                 ((dsty + height) > surf_ptr->surface_desc.dwHeight)) {
 372                 FIXME("Does not handle clipping yet in FB => Texture blits !\n");
 373                 return DDERR_INVALIDPARAMS;
 374             }
 375
 376             if ((width == 0) || (height == 0)) {
 377                 return DD_OK;
 378             }
 379
 380             TRACE(" direct frame buffer => texture BltFast override.\n");
 381
 382             ENTER_GL();
 383
 384             glGetIntegerv(GL_TEXTURE_BINDING_2D, &cur_tex);
 385             glBindTexture(GL_TEXTURE_2D, gl_surf_ptr->tex_name);
 386
 387             if ((gl_surf_ptr->dirty_flag == SURFACE_MEMORY_DIRTY) &&
 388                 !((dstx == 0) && (dsty == 0) &&
 389                   (width == surf_ptr->surface_desc.dwWidth) && (height == surf_ptr->surface_desc.dwHeight))) {
 390                 /* If not 'full size' and the surface is dirty, first flush it to GL before doing the copy. */
 391                 if (upload_surface_to_tex_memory_init(surf_ptr, surf_ptr->mipmap_level, &(gl_surf_ptr->current_internal_format),
 392                                                       gl_surf_ptr->initial_upload_done == FALSE, TRUE, 0, 0) == DD_OK) {
 393                     upload_surface_to_tex_memory(NULL, 0, 0, &(gl_surf_ptr->surface_ptr));
 394                     upload_surface_to_tex_memory_release();
 395                     gl_surf_ptr->dirty_flag = SURFACE_MEMORY;
 396                 } else {
 397                     glBindTexture(GL_TEXTURE_2D, cur_tex);
 398                     LEAVE_GL();
 399                     ERR("Error at texture upload !\n");
 400                     return DDERR_INVALIDPARAMS;
 401                 }
 402             }
 403
 404             /* This is a hack and would need some clean-up :-) */
 405             if (gl_surf_ptr->initial_upload_done == FALSE) {
 406                 if (upload_surface_to_tex_memory_init(surf_ptr, surf_ptr->mipmap_level, &(gl_surf_ptr->current_internal_format),
 407                                                       TRUE, TRUE, 0, 0) == DD_OK) {
 408                     upload_surface_to_tex_memory(NULL, 0, 0, &(gl_surf_ptr->surface_ptr));
 409                     upload_surface_to_tex_memory_release();
 410                     gl_surf_ptr->dirty_flag = SURFACE_MEMORY;
 411                 } else {
 412                     glBindTexture(GL_TEXTURE_2D, cur_tex);
 413                     LEAVE_GL();
 414                     ERR("Error at texture upload (initial case) !\n");
 415                     return DDERR_INVALIDPARAMS;
 416                 }
 417             }
 418
 419             if ((src_ptr->surface_desc.ddsCaps.dwCaps & (DDSCAPS_FRONTBUFFER|DDSCAPS_PRIMARYSURFACE)) != 0)
 420                 glReadBuffer(GL_FRONT);
 421             else if ((src_ptr->surface_desc.ddsCaps.dwCaps & (DDSCAPS_BACKBUFFER)) == (DDSCAPS_BACKBUFFER))
 422                 glReadBuffer(GL_BACK);
 423             else {
 424                 ERR("Wrong surface type for locking !\n");
 425                 glBindTexture(GL_TEXTURE_2D, cur_tex);
 426                 LEAVE_GL();
 427                 return DDERR_INVALIDPARAMS;
 428             }
 429
 430             for (y = (src_ptr->surface_desc.dwHeight - rsrc->top - 1);
 431                  y >= (src_ptr->surface_desc.dwHeight - (rsrc->top + height));
 432                  y--) {
 433                 glCopyTexSubImage2D(GL_TEXTURE_2D, surf_ptr->mipmap_level,
 434                                     dstx, dsty,
 435                                     rsrc->left, y,
 436                                     width, 1);
 437                 dsty++;
 438             }
 439
 440             glBindTexture(GL_TEXTURE_2D, cur_tex);
 441             LEAVE_GL();
 442
 443             /* The SURFACE_GL case is not handled by the 'global' dirty flag */
 444             gl_surf_ptr->dirty_flag = SURFACE_GL;
 445
 446             return DD_OK;
 447         }
 448     }
 449     return DDERR_INVALIDPARAMS;
 450 }
 451
 452 HRESULT WINAPI
 453 Main_IDirect3DTextureImpl_2_1T_PaletteChanged(LPDIRECT3DTEXTURE2 iface,
 454                                               DWORD dwStart,
 455                                               DWORD dwCount)
 456 {
 457     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 458     FIXME("(%p/%p)->(%08lx,%08lx): stub!\n", This, iface, dwStart, dwCount);
 459     return DD_OK;
 460 }
 461
 462 HRESULT WINAPI
 463 Main_IDirect3DTextureImpl_1_Unload(LPDIRECT3DTEXTURE iface)
 464 {
 465     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
 466     FIXME("(%p/%p)->(): stub!\n", This, iface);
 467     return DD_OK;
 468 }
 469
 470 HRESULT WINAPI
 471 Main_IDirect3DTextureImpl_2_1T_GetHandle(LPDIRECT3DTEXTURE2 iface,
 472                                          LPDIRECT3DDEVICE2 lpDirect3DDevice2,
 473                                          LPD3DTEXTUREHANDLE lpHandle)
 474 {
 475     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 476     IDirect3DDeviceImpl *lpDeviceImpl = ICOM_OBJECT(IDirect3DDeviceImpl, IDirect3DDevice2, lpDirect3DDevice2);
 477
 478     TRACE("(%p/%p)->(%p,%p)\n", This, iface, lpDirect3DDevice2, lpHandle);
 479
 480     /* The handle is simply the pointer to the implementation structure */
 481     *lpHandle = (D3DTEXTUREHANDLE) This;
 482
 483     TRACE(" returning handle %08lx.\n", *lpHandle);
 484
 485     /* Now set the device for this texture */
 486     This->d3ddevice = lpDeviceImpl;
 487
 488     return D3D_OK;
 489 }
 490
 491 HRESULT WINAPI
 492 Main_IDirect3DTextureImpl_2_1T_Load(LPDIRECT3DTEXTURE2 iface,
 493                                     LPDIRECT3DTEXTURE2 lpD3DTexture2)
 494 {
 495     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 496     FIXME("(%p/%p)->(%p): stub!\n", This, iface, lpD3DTexture2);
 497     return DD_OK;
 498 }
 499
 500 static void gltex_set_palette(IDirectDrawSurfaceImpl* This, IDirectDrawPaletteImpl* pal)
 501 {
 502     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 503
 504     if (glThis->dirty_flag == SURFACE_GL) {
 505         GLuint cur_tex;
 506
 507         TRACE(" flushing GL texture back to memory.\n");
 508
 509         ENTER_GL();
 510         glGetIntegerv(GL_TEXTURE_BINDING_2D, &cur_tex);
 511         glBindTexture(GL_TEXTURE_2D, glThis->tex_name);
 512         gltex_download_texture(This);
 513         glBindTexture(GL_TEXTURE_2D, cur_tex);
 514         LEAVE_GL();
 515     }
 516
 517     /* First call the previous set_palette function */
 518     glThis->set_palette(This, pal);
 519
 520     /* And set the dirty flag */
 521     glThis->dirty_flag = SURFACE_MEMORY_DIRTY;
 522     *(glThis->global_dirty_flag) = SURFACE_MEMORY_DIRTY;
 523
 524     /* TODO: check palette on mipmapped surfaces...
 525        TODO: do we need to re-upload in case of usage of the paletted texture extension ? */
 526 }
 527
 528 static void
 529 gltex_final_release(IDirectDrawSurfaceImpl *This)
 530 {
 531     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 532     DWORD mem_used;
 533     int i;
 534
 535     TRACE(" deleting texture with GL id %d.\n", glThis->tex_name);
 536
 537     /* And delete texture handle */
 538     ENTER_GL();
 539     if (glThis->tex_name != 0)
 540         glDeleteTextures(1, &(glThis->tex_name));
 541     LEAVE_GL();
 542
 543     if (glThis->surface_ptr != NULL)
 544         HeapFree(GetProcessHeap(), 0, glThis->surface_ptr);
 545
 546     /* And if this texture was the current one, remove it at the device level */
 547     if (This->d3ddevice != NULL)
 548         for (i = 0; i < MAX_TEXTURES; i++)
 549             if (This->d3ddevice->current_texture[i] == This)
 550                 This->d3ddevice->current_texture[i] = NULL;
 551
 552     /* All this should be part of main surface management not just a hack for texture.. */
 553     if (glThis->loaded) {
 554         mem_used = This->surface_desc.dwHeight *
 555                    This->surface_desc.u1.lPitch;
 556         This->ddraw_owner->free_memory(This->ddraw_owner, mem_used);
 557     }
 558
 559     glThis->final_release(This);
 560 }
 561
 562 static void
 563 gltex_lock_update(IDirectDrawSurfaceImpl* This, LPCRECT pRect, DWORD dwFlags)
 564 {
 565     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 566
 567     glThis->lock_update(This, pRect, dwFlags);
 568 }
 569
 570 static void
 571 gltex_unlock_update(IDirectDrawSurfaceImpl* This, LPCRECT pRect)
 572 {
 573     IDirect3DTextureGLImpl *glThis = (IDirect3DTextureGLImpl *) This->tex_private;
 574
 575     glThis->unlock_update(This, pRect);
 576
 577     /* Set the dirty flag according to the lock type */
 578     if ((This->lastlocktype & DDLOCK_READONLY) == 0) {
 579         glThis->dirty_flag = SURFACE_MEMORY_DIRTY;
 580         *(glThis->global_dirty_flag) = SURFACE_MEMORY_DIRTY;
 581     }
 582 }
 583
 584 HRESULT WINAPI
 585 GL_IDirect3DTextureImpl_2_1T_Load(LPDIRECT3DTEXTURE2 iface,
 586                                   LPDIRECT3DTEXTURE2 lpD3DTexture2)
 587 {
 588     ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
 589     IDirectDrawSurfaceImpl *src_ptr = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirect3DTexture2, lpD3DTexture2);
 590     IDirectDrawSurfaceImpl *dst_ptr = This;
 591     HRESULT ret_value = D3D_OK;
 592
 593     TRACE("(%p/%p)->(%p)\n", This, iface, lpD3DTexture2);
 594
 595     if (((src_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP) != (dst_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)) ||
 596         (src_ptr->surface_desc.u2.dwMipMapCount != dst_ptr->surface_desc.u2.dwMipMapCount)) {
 597         ERR("Trying to load surfaces with different mip-map counts !\n");
 598     }
 599
 600     /* Now loop through all mipmap levels and load all of them... */
 601     while (1) {
 602         IDirect3DTextureGLImpl *gl_dst_ptr = (IDirect3DTextureGLImpl *) dst_ptr->tex_private;
 603         DDSURFACEDESC *src_d, *dst_d;
 604
 605         if (gl_dst_ptr != NULL) {
 606             if (gl_dst_ptr->loaded == FALSE) {
 607                 /* Only check memory for not already loaded texture... */
 608                 DWORD mem_used = dst_ptr->surface_desc.dwHeight * dst_ptr->surface_desc.u1.lPitch;
 609                 if (This->ddraw_owner->allocate_memory(This->ddraw_owner, mem_used) < 0) {
 610                     TRACE(" out of virtual memory... Warning application.\n");
 611                     return D3DERR_TEXTURE_LOAD_FAILED;
 612                 }
 613             }
 614             gl_dst_ptr->loaded = TRUE;
 615         }
 616
 617         TRACE(" copying surface %p to surface %p (mipmap level %d)\n", src_ptr, dst_ptr, src_ptr->mipmap_level);
 618
 619         if ( dst_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_ALLOCONLOAD )
 620             /* If the surface is not allocated and its location is not yet specified,
 621                force it to video memory */
 622             if ( !(dst_ptr->surface_desc.ddsCaps.dwCaps & (DDSCAPS_SYSTEMMEMORY|DDSCAPS_VIDEOMEMORY)) )
 623                 dst_ptr->surface_desc.ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY;
 624
 625         /* Suppress the ALLOCONLOAD flag */
 626         dst_ptr->surface_desc.ddsCaps.dwCaps &= ~DDSCAPS_ALLOCONLOAD;
 627
 628         /* After seeing some logs, not sure at all about this... */
 629         if (dst_ptr->palette == NULL) {
 630             dst_ptr->palette = src_ptr->palette;
 631             if (src_ptr->palette != NULL) IDirectDrawPalette_AddRef(ICOM_INTERFACE(src_ptr->palette, IDirectDrawPalette));
 632         } else {
 633             if (src_ptr->palette != NULL) {
 634                 PALETTEENTRY palent[256];
 635                 IDirectDrawPalette_GetEntries(ICOM_INTERFACE(src_ptr->palette, IDirectDrawPalette),
 636                                               0, 0, 256, palent);
 637                 IDirectDrawPalette_SetEntries(ICOM_INTERFACE(dst_ptr->palette, IDirectDrawPalette),
 638                                               0, 0, 256, palent);
 639             }
 640         }
 641
 642         /* Copy one surface on the other */
 643         dst_d = (DDSURFACEDESC *)&(dst_ptr->surface_desc);
 644         src_d = (DDSURFACEDESC *)&(src_ptr->surface_desc);
 645
 646         if ((src_d->dwWidth != dst_d->dwWidth) || (src_d->dwHeight != dst_d->dwHeight)) {
 647             /* Should also check for same pixel format, u1.lPitch, ... */
 648             ERR("Error in surface sizes\n");
 649             return D3DERR_TEXTURE_LOAD_FAILED;
 650         } else {
 651             /* LPDIRECT3DDEVICE2 d3dd = (LPDIRECT3DDEVICE2) This->D3Ddevice; */
 652             /* I should put a macro for the calculus of bpp */
 653
 654             /* Copy also the ColorKeying stuff */
 655             if (src_d->dwFlags & DDSD_CKSRCBLT) {
 656                 dst_d->dwFlags |= DDSD_CKSRCBLT;
 657                 dst_d->ddckCKSrcBlt.dwColorSpaceLowValue = src_d->ddckCKSrcBlt.dwColorSpaceLowValue;
 658                 dst_d->ddckCKSrcBlt.dwColorSpaceHighValue = src_d->ddckCKSrcBlt.dwColorSpaceHighValue;
 659             }
 660
 661             /* Copy the main memory texture into the surface that corresponds to the OpenGL
 662                texture object. */
 663             memcpy(dst_d->lpSurface, src_d->lpSurface, src_d->u1.lPitch * src_d->dwHeight);
 664
 665             if (gl_dst_ptr != NULL) {
 666                 /* If the GetHandle was not done, it is an error... */
 667                 if (gl_dst_ptr->tex_name == 0) ERR("Unbound GL texture !!!\n");
 668
 669                 /* Set this texture as dirty */
 670                 gl_dst_ptr->dirty_flag = SURFACE_MEMORY_DIRTY;
 671                 *(gl_dst_ptr->global_dirty_flag) = SURFACE_MEMORY_DIRTY;
 672             }
 673         }
 674
 675         if (src_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP) {
 676             src_ptr = get_sub_mimaplevel(src_ptr);
 677         } else {
 678             src_ptr = NULL;
 679         }
 680         if (dst_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP) {
 681             dst_ptr = get_sub_mimaplevel(dst_ptr);
 682         } else {
 683             dst_ptr = NULL;
 684         }
 685
 686         if ((src_ptr == NULL) || (dst_ptr == NULL)) {
 687             if (src_ptr != dst_ptr) {
 688                 ERR(" Loading surface with different mipmap structure !!!\n");
 689             }
 690             break;
 691         }
 692     }
 693
 694     return ret_value;
 695 }
 696
 697 HRESULT WINAPI
 698 Thunk_IDirect3DTextureImpl_2_QueryInterface(LPDIRECT3DTEXTURE2 iface,
 699                                             REFIID riid,
 700                                             LPVOID* obp)
 701 {
 702     TRACE("(%p)->(%s,%p) thunking to IDirectDrawSurface7 interface.\n", iface, debugstr_guid(riid), obp);
 703     return IDirectDrawSurface7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture2, IDirectDrawSurface7, iface),
 704                                               riid,
 705                                               obp);
 706 }
 707
 708 ULONG WINAPI
 709 Thunk_IDirect3DTextureImpl_2_AddRef(LPDIRECT3DTEXTURE2 iface)
 710 {
 711     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 712     return IDirectDrawSurface7_AddRef(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture2, IDirectDrawSurface7, iface));
 713 }
 714
 715 ULONG WINAPI
 716 Thunk_IDirect3DTextureImpl_2_Release(LPDIRECT3DTEXTURE2 iface)
 717 {
 718     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 719     return IDirectDrawSurface7_Release(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture2, IDirectDrawSurface7, iface));
 720 }
 721
 722 HRESULT WINAPI
 723 Thunk_IDirect3DTextureImpl_1_QueryInterface(LPDIRECT3DTEXTURE iface,
 724                                             REFIID riid,
 725                                             LPVOID* obp)
 726 {
 727     TRACE("(%p)->(%s,%p) thunking to IDirectDrawSurface7 interface.\n", iface, debugstr_guid(riid), obp);
 728     return IDirectDrawSurface7_QueryInterface(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface),
 729                                               riid,
 730                                               obp);
 731 }
 732
 733 ULONG WINAPI
 734 Thunk_IDirect3DTextureImpl_1_AddRef(LPDIRECT3DTEXTURE iface)
 735 {
 736     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 737     return IDirectDrawSurface7_AddRef(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface));
 738 }
 739
 740 ULONG WINAPI
 741 Thunk_IDirect3DTextureImpl_1_Release(LPDIRECT3DTEXTURE iface)
 742 {
 743     TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", iface);
 744     return IDirectDrawSurface7_Release(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface));
 745 }
 746
 747 HRESULT WINAPI
 748 Thunk_IDirect3DTextureImpl_1_PaletteChanged(LPDIRECT3DTEXTURE iface,
 749                                             DWORD dwStart,
 750                                             DWORD dwCount)
 751 {
 752     TRACE("(%p)->(%08lx,%08lx) thunking to IDirect3DTexture2 interface.\n", iface, dwStart, dwCount);
 753     return IDirect3DTexture2_PaletteChanged(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
 754                                             dwStart,
 755                                             dwCount);
 756 }
 757
 758 HRESULT WINAPI
 759 Thunk_IDirect3DTextureImpl_1_GetHandle(LPDIRECT3DTEXTURE iface,
 760                                        LPDIRECT3DDEVICE lpDirect3DDevice,
 761                                        LPD3DTEXTUREHANDLE lpHandle)
 762 {
 763     TRACE("(%p)->(%p,%p) thunking to IDirect3DTexture2 interface.\n", iface, lpDirect3DDevice, lpHandle);
 764     return IDirect3DTexture2_GetHandle(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
 765                                        COM_INTERFACE_CAST(IDirect3DDeviceImpl, IDirect3DDevice, IDirect3DDevice2, lpDirect3DDevice),
 766                                        lpHandle);
 767 }
 768
 769 HRESULT WINAPI
 770 Thunk_IDirect3DTextureImpl_1_Load(LPDIRECT3DTEXTURE iface,
 771                                   LPDIRECT3DTEXTURE lpD3DTexture)
 772 {
 773     TRACE("(%p)->(%p) thunking to IDirect3DTexture2 interface.\n", iface, lpD3DTexture);
 774     return IDirect3DTexture2_Load(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
 775                                   COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, lpD3DTexture));
 776 }
 777
 778 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 779 # define XCAST(fun)     (typeof(VTABLE_IDirect3DTexture2.fun))
 780 #else
 781 # define XCAST(fun)     (void*)
 782 #endif
 783
 784 ICOM_VTABLE(IDirect3DTexture2) VTABLE_IDirect3DTexture2 =
 785 {
 786     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 787     XCAST(QueryInterface) Thunk_IDirect3DTextureImpl_2_QueryInterface,
 788     XCAST(AddRef) Thunk_IDirect3DTextureImpl_2_AddRef,
 789     XCAST(Release) Thunk_IDirect3DTextureImpl_2_Release,
 790     XCAST(GetHandle) Main_IDirect3DTextureImpl_2_1T_GetHandle,
 791     XCAST(PaletteChanged) Main_IDirect3DTextureImpl_2_1T_PaletteChanged,
 792     XCAST(Load) GL_IDirect3DTextureImpl_2_1T_Load,
 793 };
 794
 795 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 796 #undef XCAST
 797 #endif
 798
 799
 800 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 801 # define XCAST(fun)     (typeof(VTABLE_IDirect3DTexture.fun))
 802 #else
 803 # define XCAST(fun)     (void*)
 804 #endif
 805
 806 ICOM_VTABLE(IDirect3DTexture) VTABLE_IDirect3DTexture =
 807 {
 808     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 809     XCAST(QueryInterface) Thunk_IDirect3DTextureImpl_1_QueryInterface,
 810     XCAST(AddRef) Thunk_IDirect3DTextureImpl_1_AddRef,
 811     XCAST(Release) Thunk_IDirect3DTextureImpl_1_Release,
 812     XCAST(Initialize) Main_IDirect3DTextureImpl_1_Initialize,
 813     XCAST(GetHandle) Thunk_IDirect3DTextureImpl_1_GetHandle,
 814     XCAST(PaletteChanged) Thunk_IDirect3DTextureImpl_1_PaletteChanged,
 815     XCAST(Load) Thunk_IDirect3DTextureImpl_1_Load,
 816     XCAST(Unload) Main_IDirect3DTextureImpl_1_Unload,
 817 };
 818
 819 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 820 #undef XCAST
 821 #endif
 822
 823 HRESULT d3dtexture_create(IDirectDrawImpl *d3d, IDirectDrawSurfaceImpl *surf, BOOLEAN at_creation,
 824                           IDirectDrawSurfaceImpl *main)
 825 {
 826     /* First, initialize the texture vtables... */
 827     ICOM_INIT_INTERFACE(surf, IDirect3DTexture,  VTABLE_IDirect3DTexture);
 828     ICOM_INIT_INTERFACE(surf, IDirect3DTexture2, VTABLE_IDirect3DTexture2);
 829
 830     /* Only create all the private stuff if we actually have an OpenGL context.. */
 831     if (d3d->current_device != NULL) {
 832         IDirect3DTextureGLImpl *private;
 833
 834         private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DTextureGLImpl));
 835         if (private == NULL) return DDERR_OUTOFMEMORY;
 836
 837         private->final_release = surf->final_release;
 838         private->lock_update = surf->lock_update;
 839         private->unlock_update = surf->unlock_update;
 840         private->set_palette = surf->set_palette;
 841
 842         /* If at creation, we can optimize stuff and wait the first 'unlock' to upload a valid stuff to OpenGL.
 843            Otherwise, it will be uploaded here (and may be invalid). */
 844         surf->final_release = gltex_final_release;
 845         surf->lock_update = gltex_lock_update;
 846         surf->unlock_update = gltex_unlock_update;
 847         surf->tex_private = private;
 848         surf->aux_setcolorkey_cb = gltex_setcolorkey_cb;
 849         surf->set_palette = gltex_set_palette;
 850
 851         /* We are the only one to use the aux_blt and aux_bltfast overides, so no need
 852            to save those... */
 853         surf->aux_blt = gltex_blt;
 854         surf->aux_bltfast = gltex_bltfast;
 855
 856         TRACE(" GL texture created for surface %p (private data at %p)\n", surf, private);
 857
 858         ENTER_GL();
 859         if (surf->mipmap_level == 0) {
 860             glGenTextures(1, &(private->tex_name));
 861             if (private->tex_name == 0) ERR("Error at creation of OpenGL texture ID !\n");
 862             TRACE(" GL texture id is : %d.\n", private->tex_name);
 863             private->__global_dirty_flag = (at_creation == FALSE ? SURFACE_MEMORY_DIRTY : SURFACE_MEMORY);
 864             private->global_dirty_flag = &(private->__global_dirty_flag);
 865         } else {
 866             private->tex_name = ((IDirect3DTextureGLImpl *) (main->tex_private))->tex_name;
 867             TRACE(" GL texture id reusing id %d from surface %p (private at %p)).\n", private->tex_name, main, main->tex_private);
 868             private->global_dirty_flag = &(((IDirect3DTextureGLImpl *) (main->tex_private))->__global_dirty_flag);
 869         }
 870         LEAVE_GL();
 871
 872         /* And set the dirty flag accordingly */
 873         private->dirty_flag = (at_creation == FALSE ? SURFACE_MEMORY_DIRTY : SURFACE_MEMORY);
 874         private->initial_upload_done = FALSE;
 875     }
 876
 877     return D3D_OK;
 878 }