2 * Copyright 2002-2003 Jason Edmeades
3 * Copyright 2002-2003 Raphael Junqueira
4 * Copyright 2005 Oliver Stieber
5 * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
6 * Copyright 2011 Henri Verbeet for CodeWeavers
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 #include "wined3d_private.h"
26 WINE_DEFAULT_DEBUG_CHANNEL(d3d
);
27 WINE_DECLARE_DEBUG_CHANNEL(fps
);
29 /* Do not call while under the GL lock. */
30 static void swapchain_cleanup(struct wined3d_swapchain
*swapchain
)
32 struct wined3d_display_mode mode
;
35 TRACE("Destroying swapchain %p.\n", swapchain
);
37 wined3d_swapchain_set_gamma_ramp(swapchain
, 0, &swapchain
->orig_gamma
);
39 /* Release the swapchain's draw buffers. Make sure swapchain->back_buffers[0]
40 * is the last buffer to be destroyed, FindContext() depends on that. */
41 if (swapchain
->front_buffer
)
43 surface_set_container(swapchain
->front_buffer
, WINED3D_CONTAINER_NONE
, NULL
);
44 if (wined3d_surface_decref(swapchain
->front_buffer
))
45 WARN("Something's still holding the front buffer (%p).\n", swapchain
->front_buffer
);
46 swapchain
->front_buffer
= NULL
;
49 if (swapchain
->back_buffers
)
51 i
= swapchain
->desc
.backbuffer_count
;
55 surface_set_container(swapchain
->back_buffers
[i
], WINED3D_CONTAINER_NONE
, NULL
);
56 if (wined3d_surface_decref(swapchain
->back_buffers
[i
]))
57 WARN("Something's still holding back buffer %u (%p).\n", i
, swapchain
->back_buffers
[i
]);
59 HeapFree(GetProcessHeap(), 0, swapchain
->back_buffers
);
60 swapchain
->back_buffers
= NULL
;
63 for (i
= 0; i
< swapchain
->num_contexts
; ++i
)
65 context_destroy(swapchain
->device
, swapchain
->context
[i
]);
67 HeapFree(GetProcessHeap(), 0, swapchain
->context
);
69 /* Restore the screen resolution if we rendered in fullscreen.
70 * This will restore the screen resolution to what it was before creating
71 * the swapchain. In case of d3d8 and d3d9 this will be the original
72 * desktop resolution. In case of d3d7 this will be a NOP because ddraw
73 * sets the resolution before starting up Direct3D, thus orig_width and
74 * orig_height will be equal to the modes in the presentation params. */
75 if (!swapchain
->desc
.windowed
&& swapchain
->desc
.auto_restore_display_mode
)
77 mode
.width
= swapchain
->orig_width
;
78 mode
.height
= swapchain
->orig_height
;
79 mode
.refresh_rate
= 0;
80 mode
.format_id
= swapchain
->orig_fmt
;
81 wined3d_device_set_display_mode(swapchain
->device
, 0, &mode
);
84 if (swapchain
->backup_dc
)
86 TRACE("Destroying backup wined3d window %p, dc %p.\n", swapchain
->backup_wnd
, swapchain
->backup_dc
);
88 ReleaseDC(swapchain
->backup_wnd
, swapchain
->backup_dc
);
89 DestroyWindow(swapchain
->backup_wnd
);
93 ULONG CDECL
wined3d_swapchain_incref(struct wined3d_swapchain
*swapchain
)
95 ULONG refcount
= InterlockedIncrement(&swapchain
->ref
);
97 TRACE("%p increasing refcount to %u.\n", swapchain
, refcount
);
102 /* Do not call while under the GL lock. */
103 ULONG CDECL
wined3d_swapchain_decref(struct wined3d_swapchain
*swapchain
)
105 ULONG refcount
= InterlockedDecrement(&swapchain
->ref
);
107 TRACE("%p decreasing refcount to %u.\n", swapchain
, refcount
);
111 swapchain_cleanup(swapchain
);
112 swapchain
->parent_ops
->wined3d_object_destroyed(swapchain
->parent
);
113 HeapFree(GetProcessHeap(), 0, swapchain
);
119 void * CDECL
wined3d_swapchain_get_parent(const struct wined3d_swapchain
*swapchain
)
121 TRACE("swapchain %p.\n", swapchain
);
123 return swapchain
->parent
;
126 HRESULT CDECL
wined3d_swapchain_set_window(struct wined3d_swapchain
*swapchain
, HWND window
)
129 window
= swapchain
->device_window
;
130 if (window
== swapchain
->win_handle
)
133 TRACE("Setting swapchain %p window from %p to %p.\n",
134 swapchain
, swapchain
->win_handle
, window
);
135 swapchain
->win_handle
= window
;
140 HRESULT CDECL
wined3d_swapchain_present(struct wined3d_swapchain
*swapchain
,
141 const RECT
*src_rect
, const RECT
*dst_rect
, HWND dst_window_override
,
142 const RGNDATA
*dirty_region
, DWORD flags
)
144 TRACE("swapchain %p, src_rect %s, dst_rect %s, dst_window_override %p, dirty_region %p, flags %#x.\n",
145 swapchain
, wine_dbgstr_rect(src_rect
), wine_dbgstr_rect(dst_rect
),
146 dst_window_override
, dirty_region
, flags
);
148 wined3d_swapchain_set_window(swapchain
, dst_window_override
);
150 return swapchain
->swapchain_ops
->swapchain_present(swapchain
,
151 src_rect
, dst_rect
, dirty_region
, flags
);
154 HRESULT CDECL
wined3d_swapchain_get_front_buffer_data(const struct wined3d_swapchain
*swapchain
,
155 struct wined3d_surface
*dst_surface
)
157 struct wined3d_surface
*src_surface
;
158 RECT src_rect
, dst_rect
;
160 TRACE("swapchain %p, dst_surface %p.\n", swapchain
, dst_surface
);
162 src_surface
= swapchain
->front_buffer
;
163 SetRect(&src_rect
, 0, 0, src_surface
->resource
.width
, src_surface
->resource
.height
);
166 if (swapchain
->desc
.windowed
)
168 MapWindowPoints(swapchain
->win_handle
, NULL
, (POINT
*)&dst_rect
, 2);
169 FIXME("Using destination rect %s in windowed mode, this is likely wrong.\n",
170 wine_dbgstr_rect(&dst_rect
));
173 return wined3d_surface_blt(dst_surface
, &dst_rect
, src_surface
, &src_rect
, 0, NULL
, WINED3D_TEXF_POINT
);
176 HRESULT CDECL
wined3d_swapchain_get_back_buffer(const struct wined3d_swapchain
*swapchain
,
177 UINT back_buffer_idx
, enum wined3d_backbuffer_type type
, struct wined3d_surface
**back_buffer
)
179 TRACE("swapchain %p, back_buffer_idx %u, type %#x, back_buffer %p.\n",
180 swapchain
, back_buffer_idx
, type
, back_buffer
);
182 /* Return invalid if there is no backbuffer array, otherwise it will
183 * crash when ddraw is used (there swapchain->back_buffers is always
184 * NULL). We need this because this function is called from
185 * stateblock_init_default_state() to get the default scissorrect
187 if (!swapchain
->back_buffers
|| back_buffer_idx
>= swapchain
->desc
.backbuffer_count
)
189 WARN("Invalid back buffer index.\n");
190 /* Native d3d9 doesn't set NULL here, just as wine's d3d9. But set it
191 * here in wined3d to avoid problems in other libs. */
193 return WINED3DERR_INVALIDCALL
;
196 *back_buffer
= swapchain
->back_buffers
[back_buffer_idx
];
198 wined3d_surface_incref(*back_buffer
);
200 TRACE("Returning back buffer %p.\n", *back_buffer
);
205 HRESULT CDECL
wined3d_swapchain_get_raster_status(const struct wined3d_swapchain
*swapchain
,
206 struct wined3d_raster_status
*raster_status
)
209 LARGE_INTEGER counter
, freq_per_sec
;
210 LONGLONG freq_per_frame
, freq_per_line
;
211 struct wined3d_display_mode mode
;
213 /* No OpenGL equivalent */
216 FIXME("swapchain %p, raster_status %p semi-stub!\n", swapchain
, raster_status
);
220 /* Obtaining the raster status is a widely implemented but optional
221 * feature. When this method returns OK StarCraft 2 expects the
222 * raster_status->InVBlank value to actually change over time.
223 * And Endless Alice Crysis doesn't care even if this method fails.
224 * Thus this method returns OK and fakes raster_status by
225 * QueryPerformanceCounter. */
227 if (!QueryPerformanceCounter(&counter
) || !QueryPerformanceFrequency(&freq_per_sec
))
228 return WINED3DERR_INVALIDCALL
;
230 if (FAILED(wined3d_swapchain_get_display_mode(swapchain
, &mode
)))
231 return WINED3DERR_INVALIDCALL
;
232 if (mode
.refresh_rate
== DEFAULT_REFRESH_RATE
)
233 mode
.refresh_rate
= 60;
235 freq_per_frame
= freq_per_sec
.QuadPart
/ mode
.refresh_rate
;
236 /* Assume 20 scan lines in the vertical blank */
237 freq_per_line
= freq_per_frame
/ (mode
.height
+ 20);
238 raster_status
->scan_line
= (counter
.QuadPart
% freq_per_frame
) / freq_per_line
;
239 if (raster_status
->scan_line
< mode
.height
)
240 raster_status
->in_vblank
= FALSE
;
243 raster_status
->scan_line
= 0;
244 raster_status
->in_vblank
= TRUE
;
246 TRACE("Returning fake value, in_vblank %u, scan_line %u.\n",
247 raster_status
->in_vblank
, raster_status
->scan_line
);
251 HRESULT CDECL
wined3d_swapchain_get_display_mode(const struct wined3d_swapchain
*swapchain
,
252 struct wined3d_display_mode
*mode
)
256 TRACE("swapchain %p, mode %p.\n", swapchain
, mode
);
258 hr
= wined3d_get_adapter_display_mode(swapchain
->device
->wined3d
, swapchain
->device
->adapter
->ordinal
, mode
);
260 TRACE("Returning w %u, h %u, refresh rate %u, format %s.\n",
261 mode
->width
, mode
->height
, mode
->refresh_rate
, debug_d3dformat(mode
->format_id
));
266 struct wined3d_device
* CDECL
wined3d_swapchain_get_device(const struct wined3d_swapchain
*swapchain
)
268 TRACE("swapchain %p.\n", swapchain
);
270 return swapchain
->device
;
273 HRESULT CDECL
wined3d_swapchain_get_desc(const struct wined3d_swapchain
*swapchain
,
274 struct wined3d_swapchain_desc
*desc
)
276 TRACE("swapchain %p, desc %p.\n", swapchain
, desc
);
278 *desc
= swapchain
->desc
;
283 HRESULT CDECL
wined3d_swapchain_set_gamma_ramp(const struct wined3d_swapchain
*swapchain
,
284 DWORD flags
, const struct wined3d_gamma_ramp
*ramp
)
288 TRACE("swapchain %p, flags %#x, ramp %p.\n", swapchain
, flags
, ramp
);
291 FIXME("Ignoring flags %#x.\n", flags
);
293 dc
= GetDC(swapchain
->device_window
);
294 SetDeviceGammaRamp(dc
, (void *)ramp
);
295 ReleaseDC(swapchain
->device_window
, dc
);
300 HRESULT CDECL
wined3d_swapchain_get_gamma_ramp(const struct wined3d_swapchain
*swapchain
,
301 struct wined3d_gamma_ramp
*ramp
)
305 TRACE("swapchain %p, ramp %p.\n", swapchain
, ramp
);
307 dc
= GetDC(swapchain
->device_window
);
308 GetDeviceGammaRamp(dc
, ramp
);
309 ReleaseDC(swapchain
->device_window
, dc
);
314 /* A GL context is provided by the caller */
315 static void swapchain_blit(const struct wined3d_swapchain
*swapchain
,
316 struct wined3d_context
*context
, const RECT
*src_rect
, const RECT
*dst_rect
)
318 struct wined3d_surface
*backbuffer
= swapchain
->back_buffers
[0];
319 UINT src_w
= src_rect
->right
- src_rect
->left
;
320 UINT src_h
= src_rect
->bottom
- src_rect
->top
;
322 const struct wined3d_gl_info
*gl_info
= context
->gl_info
;
326 TRACE("swapchain %p, context %p, src_rect %s, dst_rect %s.\n",
327 swapchain
, context
, wine_dbgstr_rect(src_rect
), wine_dbgstr_rect(dst_rect
));
329 if (src_w
== dst_rect
->right
- dst_rect
->left
&& src_h
== dst_rect
->bottom
- dst_rect
->top
)
330 gl_filter
= GL_NEAREST
;
332 gl_filter
= GL_LINEAR
;
334 GetClientRect(swapchain
->win_handle
, &win_rect
);
335 win_h
= win_rect
.bottom
- win_rect
.top
;
337 if (gl_info
->fbo_ops
.glBlitFramebuffer
&& is_identity_fixup(backbuffer
->resource
.format
->color_fixup
))
339 DWORD location
= SFLAG_INTEXTURE
;
341 if (backbuffer
->resource
.multisample_type
)
343 location
= SFLAG_INRB_RESOLVED
;
344 surface_load_location(backbuffer
, location
, NULL
);
348 context_apply_fbo_state_blit(context
, GL_READ_FRAMEBUFFER
, backbuffer
, NULL
, location
);
349 glReadBuffer(GL_COLOR_ATTACHMENT0
);
350 context_check_fbo_status(context
, GL_READ_FRAMEBUFFER
);
352 context_apply_fbo_state_blit(context
, GL_DRAW_FRAMEBUFFER
, swapchain
->front_buffer
, NULL
, SFLAG_INDRAWABLE
);
353 context_set_draw_buffer(context
, GL_BACK
);
354 context_invalidate_state(context
, STATE_FRAMEBUFFER
);
356 glColorMask(GL_TRUE
, GL_TRUE
, GL_TRUE
, GL_TRUE
);
357 context_invalidate_state(context
, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE
));
358 context_invalidate_state(context
, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE1
));
359 context_invalidate_state(context
, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE2
));
360 context_invalidate_state(context
, STATE_RENDER(WINED3D_RS_COLORWRITEENABLE3
));
362 glDisable(GL_SCISSOR_TEST
);
363 context_invalidate_state(context
, STATE_RENDER(WINED3D_RS_SCISSORTESTENABLE
));
365 /* Note that the texture is upside down */
366 gl_info
->fbo_ops
.glBlitFramebuffer(src_rect
->left
, src_rect
->top
, src_rect
->right
, src_rect
->bottom
,
367 dst_rect
->left
, win_h
- dst_rect
->top
, dst_rect
->right
, win_h
- dst_rect
->bottom
,
368 GL_COLOR_BUFFER_BIT
, gl_filter
);
369 checkGLcall("Swapchain present blit(EXT_framebuffer_blit)\n");
374 struct wined3d_device
*device
= swapchain
->device
;
375 struct wined3d_context
*context2
;
376 float tex_left
= src_rect
->left
;
377 float tex_top
= src_rect
->top
;
378 float tex_right
= src_rect
->right
;
379 float tex_bottom
= src_rect
->bottom
;
381 context2
= context_acquire(device
, swapchain
->back_buffers
[0]);
382 context_apply_blit_state(context2
, device
);
384 if (backbuffer
->flags
& SFLAG_NORMCOORD
)
392 if (is_complex_fixup(backbuffer
->resource
.format
->color_fixup
))
393 gl_filter
= GL_NEAREST
;
396 context_apply_fbo_state_blit(context2
, GL_FRAMEBUFFER
, swapchain
->front_buffer
, NULL
, SFLAG_INDRAWABLE
);
398 /* Set up the texture. The surface is not in a wined3d_texture
399 * container, so there are no D3D texture settings to dirtify. */
400 device
->blitter
->set_shader(device
->blit_priv
, context2
, backbuffer
);
401 glTexParameteri(backbuffer
->texture_target
, GL_TEXTURE_MIN_FILTER
, gl_filter
);
402 glTexParameteri(backbuffer
->texture_target
, GL_TEXTURE_MAG_FILTER
, gl_filter
);
404 context_set_draw_buffer(context
, GL_BACK
);
406 /* Set the viewport to the destination rectandle, disable any projection
407 * transformation set up by context_apply_blit_state(), and draw a
408 * (-1,-1)-(1,1) quad.
410 * Back up viewport and matrix to avoid breaking last_was_blit
412 * Note that context_apply_blit_state() set up viewport and ortho to
413 * match the surface size - we want the GL drawable(=window) size. */
414 glPushAttrib(GL_VIEWPORT_BIT
);
415 glViewport(dst_rect
->left
, win_h
- dst_rect
->bottom
, dst_rect
->right
, win_h
- dst_rect
->top
);
416 glMatrixMode(GL_PROJECTION
);
422 glTexCoord2f(tex_left
, tex_bottom
);
426 glTexCoord2f(tex_left
, tex_top
);
430 glTexCoord2f(tex_right
, tex_top
);
434 glTexCoord2f(tex_right
, tex_bottom
);
441 device
->blitter
->unset_shader(context
->gl_info
);
442 checkGLcall("Swapchain present blit(manual)\n");
445 context_release(context2
);
449 static HRESULT
swapchain_gl_present(struct wined3d_swapchain
*swapchain
, const RECT
*src_rect_in
,
450 const RECT
*dst_rect_in
, const RGNDATA
*dirty_region
, DWORD flags
)
452 const struct wined3d_fb_state
*fb
= &swapchain
->device
->fb
;
453 const struct wined3d_gl_info
*gl_info
;
454 struct wined3d_context
*context
;
455 RECT src_rect
, dst_rect
;
458 context
= context_acquire(swapchain
->device
, swapchain
->back_buffers
[0]);
461 context_release(context
);
462 WARN("Invalid context, skipping present.\n");
466 gl_info
= context
->gl_info
;
468 /* Render the cursor onto the back buffer, using our nifty directdraw blitting code :-) */
469 if (swapchain
->device
->bCursorVisible
&&
470 swapchain
->device
->cursorTexture
&&
471 !swapchain
->device
->hardwareCursor
)
473 struct wined3d_surface cursor
;
476 swapchain
->device
->xScreenSpace
- swapchain
->device
->xHotSpot
,
477 swapchain
->device
->yScreenSpace
- swapchain
->device
->yHotSpot
,
478 swapchain
->device
->xScreenSpace
+ swapchain
->device
->cursorWidth
- swapchain
->device
->xHotSpot
,
479 swapchain
->device
->yScreenSpace
+ swapchain
->device
->cursorHeight
- swapchain
->device
->yHotSpot
,
481 TRACE("Rendering the cursor. Creating fake surface at %p\n", &cursor
);
482 /* Build a fake surface to call the Blitting code. It is not possible to use the interface passed by
483 * the application because we are only supposed to copy the information out. Using a fake surface
484 * allows to use the Blitting engine and avoid copying the whole texture -> render target blitting code.
486 memset(&cursor
, 0, sizeof(cursor
));
487 cursor
.resource
.ref
= 1;
488 cursor
.resource
.device
= swapchain
->device
;
489 cursor
.resource
.pool
= WINED3D_POOL_SCRATCH
;
490 cursor
.resource
.format
= wined3d_get_format(gl_info
, WINED3DFMT_B8G8R8A8_UNORM
);
491 cursor
.resource
.type
= WINED3D_RTYPE_SURFACE
;
492 cursor
.texture_name
= swapchain
->device
->cursorTexture
;
493 cursor
.texture_target
= GL_TEXTURE_2D
;
494 cursor
.texture_level
= 0;
495 cursor
.resource
.width
= swapchain
->device
->cursorWidth
;
496 cursor
.resource
.height
= swapchain
->device
->cursorHeight
;
497 /* The cursor must have pow2 sizes */
498 cursor
.pow2Width
= cursor
.resource
.width
;
499 cursor
.pow2Height
= cursor
.resource
.height
;
500 /* The surface is in the texture */
501 cursor
.flags
|= SFLAG_INTEXTURE
;
502 /* DDBLT_KEYSRC will cause BltOverride to enable the alpha test with GL_NOTEQUAL, 0.0,
503 * which is exactly what we want :-)
505 if (swapchain
->desc
.windowed
)
506 MapWindowPoints(NULL
, swapchain
->win_handle
, (POINT
*)&destRect
, 2);
507 wined3d_surface_blt(swapchain
->back_buffers
[0], &destRect
,
508 &cursor
, NULL
, WINEDDBLT_KEYSRC
, NULL
, WINED3D_TEXF_POINT
);
511 if (swapchain
->device
->logo_surface
)
513 struct wined3d_surface
*src_surface
= swapchain
->device
->logo_surface
;
514 RECT rect
= {0, 0, src_surface
->resource
.width
, src_surface
->resource
.height
};
516 /* Blit the logo into the upper left corner of the drawable. */
517 wined3d_surface_blt(swapchain
->back_buffers
[0], &rect
, src_surface
, &rect
,
518 WINEDDBLT_KEYSRC
, NULL
, WINED3D_TEXF_POINT
);
521 TRACE("Presenting HDC %p.\n", context
->hdc
);
523 render_to_fbo
= swapchain
->render_to_fbo
;
527 src_rect
= *src_rect_in
;
528 if (!render_to_fbo
&& (src_rect
.left
|| src_rect
.top
529 || src_rect
.right
!= swapchain
->desc
.backbuffer_width
530 || src_rect
.bottom
!= swapchain
->desc
.backbuffer_height
))
532 render_to_fbo
= TRUE
;
539 src_rect
.right
= swapchain
->desc
.backbuffer_width
;
540 src_rect
.bottom
= swapchain
->desc
.backbuffer_height
;
544 dst_rect
= *dst_rect_in
;
546 GetClientRect(swapchain
->win_handle
, &dst_rect
);
548 if (!render_to_fbo
&& (dst_rect
.left
|| dst_rect
.top
549 || dst_rect
.right
!= swapchain
->desc
.backbuffer_width
550 || dst_rect
.bottom
!= swapchain
->desc
.backbuffer_height
))
551 render_to_fbo
= TRUE
;
553 /* Rendering to a window of different size, presenting partial rectangles,
554 * or rendering to a different window needs help from FBO_blit or a textured
555 * draw. Render the swapchain to a FBO in the future.
557 * Note that FBO_blit from the backbuffer to the frontbuffer cannot solve
558 * all these issues - this fails if the window is smaller than the backbuffer.
560 if (!swapchain
->render_to_fbo
&& render_to_fbo
&& wined3d_settings
.offscreen_rendering_mode
== ORM_FBO
)
562 surface_load_location(swapchain
->back_buffers
[0], SFLAG_INTEXTURE
, NULL
);
563 surface_modify_location(swapchain
->back_buffers
[0], SFLAG_INDRAWABLE
, FALSE
);
564 swapchain
->render_to_fbo
= TRUE
;
565 swapchain_update_draw_bindings(swapchain
);
568 if (swapchain
->render_to_fbo
)
570 /* This codepath should only be hit with the COPY swapeffect. Otherwise a backbuffer-
571 * window size mismatch is impossible(fullscreen) and src and dst rectangles are
572 * not allowed(they need the COPY swapeffect)
574 * The DISCARD swap effect is ok as well since any backbuffer content is allowed after
576 if (swapchain
->desc
.swap_effect
== WINED3D_SWAP_EFFECT_FLIP
)
577 FIXME("Render-to-fbo with WINED3D_SWAP_EFFECT_FLIP\n");
579 swapchain_blit(swapchain
, context
, &src_rect
, &dst_rect
);
582 if (swapchain
->num_contexts
> 1)
584 SwapBuffers(context
->hdc
); /* TODO: cycle through the swapchain buffers */
586 TRACE("SwapBuffers called, Starting new frame\n");
590 DWORD time
= GetTickCount();
593 /* every 1.5 seconds */
594 if (time
- swapchain
->prev_time
> 1500)
596 TRACE_(fps
)("%p @ approx %.2ffps\n",
597 swapchain
, 1000.0 * swapchain
->frames
/ (time
- swapchain
->prev_time
));
598 swapchain
->prev_time
= time
;
599 swapchain
->frames
= 0;
603 /* This is disabled, but the code left in for debug purposes.
605 * Since we're allowed to modify the new back buffer on a D3DSWAPEFFECT_DISCARD flip,
606 * we can clear it with some ugly color to make bad drawing visible and ease debugging.
607 * The Debug runtime does the same on Windows. However, a few games do not redraw the
608 * screen properly, like Max Payne 2, which leaves a few pixels undefined.
610 * Tests show that the content of the back buffer after a discard flip is indeed not
611 * reliable, so no game can depend on the exact content. However, it resembles the
612 * old contents in some way, for example by showing fragments at other locations. In
613 * general, the color theme is still intact. So Max payne, which draws rather dark scenes
614 * gets a dark background image. If we clear it with a bright ugly color, the game's
615 * bug shows up much more than it does on Windows, and the players see single pixels
617 * (The Max Payne bug has been confirmed on Windows with the debug runtime) */
618 if (FALSE
&& swapchain
->desc
.swap_effect
== WINED3D_SWAP_EFFECT_DISCARD
)
620 static const struct wined3d_color cyan
= {0.0f
, 1.0f
, 1.0f
, 1.0f
};
622 TRACE("Clearing the color buffer with cyan color\n");
624 wined3d_device_clear(swapchain
->device
, 0, NULL
,
625 WINED3DCLEAR_TARGET
, &cyan
, 1.0f
, 0);
628 if (!swapchain
->render_to_fbo
&& ((swapchain
->front_buffer
->flags
& SFLAG_INSYSMEM
)
629 || (swapchain
->back_buffers
[0]->flags
& SFLAG_INSYSMEM
)))
631 /* Both memory copies of the surfaces are ok, flip them around too instead of dirtifying
632 * Doesn't work with render_to_fbo because we're not flipping
634 struct wined3d_surface
*front
= swapchain
->front_buffer
;
635 struct wined3d_surface
*back
= swapchain
->back_buffers
[0];
637 if(front
->resource
.size
== back
->resource
.size
) {
639 flip_surface(front
, back
);
641 /* Tell the front buffer surface that is has been modified. However,
642 * the other locations were preserved during that, so keep the flags.
643 * This serves to update the emulated overlay, if any. */
644 fbflags
= front
->flags
;
645 surface_modify_location(front
, SFLAG_INDRAWABLE
, TRUE
);
646 front
->flags
= fbflags
;
650 surface_modify_location(front
, SFLAG_INDRAWABLE
, TRUE
);
651 surface_modify_location(back
, SFLAG_INDRAWABLE
, TRUE
);
656 surface_modify_location(swapchain
->front_buffer
, SFLAG_INDRAWABLE
, TRUE
);
657 /* If the swapeffect is DISCARD, the back buffer is undefined. That means the SYSMEM
658 * and INTEXTURE copies can keep their old content if they have any defined content.
659 * If the swapeffect is COPY, the content remains the same. If it is FLIP however,
660 * the texture / sysmem copy needs to be reloaded from the drawable
662 if (swapchain
->desc
.swap_effect
== WINED3D_SWAP_EFFECT_FLIP
)
663 surface_modify_location(swapchain
->back_buffers
[0], swapchain
->back_buffers
[0]->draw_binding
, TRUE
);
666 if (fb
->depth_stencil
)
668 if (swapchain
->desc
.flags
& WINED3DPRESENTFLAG_DISCARD_DEPTHSTENCIL
669 || fb
->depth_stencil
->flags
& SFLAG_DISCARD
)
671 surface_modify_ds_location(fb
->depth_stencil
, SFLAG_LOST
,
672 fb
->depth_stencil
->resource
.width
,
673 fb
->depth_stencil
->resource
.height
);
674 if (fb
->depth_stencil
== swapchain
->device
->onscreen_depth_stencil
)
676 wined3d_surface_decref(swapchain
->device
->onscreen_depth_stencil
);
677 swapchain
->device
->onscreen_depth_stencil
= NULL
;
682 context_release(context
);
684 TRACE("returning\n");
688 static const struct wined3d_swapchain_ops swapchain_gl_ops
=
690 swapchain_gl_present
,
693 /* Helper function that blits the front buffer contents to the target window. */
694 void x11_copy_to_screen(const struct wined3d_swapchain
*swapchain
, const RECT
*rect
)
696 const struct wined3d_surface
*front
;
697 POINT offset
= {0, 0};
702 TRACE("swapchain %p, rect %s.\n", swapchain
, wine_dbgstr_rect(rect
));
704 front
= swapchain
->front_buffer
;
705 if (!(front
->resource
.usage
& WINED3DUSAGE_RENDERTARGET
))
708 if (front
->flags
& SFLAG_LOCKED
)
709 ERR("Trying to blit a mapped surface.\n");
711 TRACE("Copying surface %p to screen.\n", front
);
714 window
= swapchain
->win_handle
;
715 dst_dc
= GetDCEx(window
, 0, DCX_CLIPSIBLINGS
| DCX_CACHE
);
717 /* Front buffer coordinates are screen coordinates. Map them to the
718 * destination window if not fullscreened. */
719 if (swapchain
->desc
.windowed
)
720 ClientToScreen(window
, &offset
);
722 TRACE("offset %s.\n", wine_dbgstr_point(&offset
));
725 draw_rect
.right
= front
->resource
.width
;
727 draw_rect
.bottom
= front
->resource
.height
;
730 IntersectRect(&draw_rect
, &draw_rect
, rect
);
732 BitBlt(dst_dc
, draw_rect
.left
- offset
.x
, draw_rect
.top
- offset
.y
,
733 draw_rect
.right
- draw_rect
.left
, draw_rect
.bottom
- draw_rect
.top
,
734 src_dc
, draw_rect
.left
, draw_rect
.top
, SRCCOPY
);
735 ReleaseDC(window
, dst_dc
);
738 static HRESULT
swapchain_gdi_present(struct wined3d_swapchain
*swapchain
, const RECT
*src_rect_in
,
739 const RECT
*dst_rect_in
, const RGNDATA
*dirty_region
, DWORD flags
)
741 struct wined3d_surface
*front
, *back
;
743 if (!swapchain
->back_buffers
)
745 WARN("Swapchain doesn't have a backbuffer, returning WINED3DERR_INVALIDCALL\n");
746 return WINED3DERR_INVALIDCALL
;
748 front
= swapchain
->front_buffer
;
749 back
= swapchain
->back_buffers
[0];
755 front
->hDC
= back
->hDC
;
759 /* Flip the DIBsection. */
762 tmp
= front
->dib
.DIBsection
;
763 front
->dib
.DIBsection
= back
->dib
.DIBsection
;
764 back
->dib
.DIBsection
= tmp
;
767 /* Flip the surface data. */
771 tmp
= front
->dib
.bitmap_data
;
772 front
->dib
.bitmap_data
= back
->dib
.bitmap_data
;
773 back
->dib
.bitmap_data
= tmp
;
775 tmp
= front
->resource
.allocatedMemory
;
776 front
->resource
.allocatedMemory
= back
->resource
.allocatedMemory
;
777 back
->resource
.allocatedMemory
= tmp
;
779 if (front
->resource
.heapMemory
)
780 ERR("GDI Surface %p has heap memory allocated.\n", front
);
782 if (back
->resource
.heapMemory
)
783 ERR("GDI Surface %p has heap memory allocated.\n", back
);
789 static LONG prev_time
, frames
;
790 DWORD time
= GetTickCount();
794 /* every 1.5 seconds */
795 if (time
- prev_time
> 1500)
797 TRACE_(fps
)("@ approx %.2ffps\n", 1000.0 * frames
/ (time
- prev_time
));
803 x11_copy_to_screen(swapchain
, NULL
);
808 static const struct wined3d_swapchain_ops swapchain_gdi_ops
=
810 swapchain_gdi_present
,
813 void swapchain_update_render_to_fbo(struct wined3d_swapchain
*swapchain
)
817 if (wined3d_settings
.offscreen_rendering_mode
!= ORM_FBO
)
820 if (!swapchain
->desc
.backbuffer_count
)
822 TRACE("Single buffered rendering.\n");
823 swapchain
->render_to_fbo
= FALSE
;
827 GetClientRect(swapchain
->win_handle
, &client_rect
);
829 TRACE("Backbuffer %ux%u, window %ux%u.\n",
830 swapchain
->desc
.backbuffer_width
,
831 swapchain
->desc
.backbuffer_height
,
832 client_rect
.right
, client_rect
.bottom
);
833 TRACE("Multisample type %#x, quality %#x.\n",
834 swapchain
->desc
.multisample_type
,
835 swapchain
->desc
.multisample_quality
);
837 if (!wined3d_settings
.always_offscreen
&& !swapchain
->desc
.multisample_type
838 && swapchain
->desc
.backbuffer_width
== client_rect
.right
839 && swapchain
->desc
.backbuffer_height
== client_rect
.bottom
)
841 TRACE("Backbuffer dimensions match window dimensions, rendering onscreen.\n");
842 swapchain
->render_to_fbo
= FALSE
;
846 TRACE("Rendering to FBO.\n");
847 swapchain
->render_to_fbo
= TRUE
;
850 /* Do not call while under the GL lock. */
851 static HRESULT
swapchain_init(struct wined3d_swapchain
*swapchain
, enum wined3d_surface_type surface_type
,
852 struct wined3d_device
*device
, struct wined3d_swapchain_desc
*desc
,
853 void *parent
, const struct wined3d_parent_ops
*parent_ops
)
855 const struct wined3d_adapter
*adapter
= device
->adapter
;
856 const struct wined3d_format
*format
;
857 struct wined3d_display_mode mode
;
858 BOOL displaymode_set
= FALSE
;
864 if (desc
->backbuffer_count
> WINED3DPRESENT_BACK_BUFFER_MAX
)
866 FIXME("The application requested %u back buffers, this is not supported.\n",
867 desc
->backbuffer_count
);
868 return WINED3DERR_INVALIDCALL
;
871 if (desc
->backbuffer_count
> 1)
873 FIXME("The application requested more than one back buffer, this is not properly supported.\n"
874 "Please configure the application to use double buffering (1 back buffer) if possible.\n");
877 switch (surface_type
)
879 case WINED3D_SURFACE_TYPE_GDI
:
880 swapchain
->swapchain_ops
= &swapchain_gdi_ops
;
883 case WINED3D_SURFACE_TYPE_OPENGL
:
884 swapchain
->swapchain_ops
= &swapchain_gl_ops
;
888 ERR("Invalid surface type %#x.\n", surface_type
);
889 return WINED3DERR_INVALIDCALL
;
892 window
= desc
->device_window
? desc
->device_window
: device
->create_parms
.focus_window
;
894 swapchain
->device
= device
;
895 swapchain
->parent
= parent
;
896 swapchain
->parent_ops
= parent_ops
;
898 swapchain
->win_handle
= window
;
899 swapchain
->device_window
= window
;
901 wined3d_get_adapter_display_mode(device
->wined3d
, adapter
->ordinal
, &mode
);
902 swapchain
->orig_width
= mode
.width
;
903 swapchain
->orig_height
= mode
.height
;
904 swapchain
->orig_fmt
= mode
.format_id
;
905 format
= wined3d_get_format(&adapter
->gl_info
, mode
.format_id
);
907 GetClientRect(window
, &client_rect
);
909 && (!desc
->backbuffer_width
|| !desc
->backbuffer_height
910 || desc
->backbuffer_format
== WINED3DFMT_UNKNOWN
))
913 if (!desc
->backbuffer_width
)
915 desc
->backbuffer_width
= client_rect
.right
;
916 TRACE("Updating width to %u.\n", desc
->backbuffer_width
);
919 if (!desc
->backbuffer_height
)
921 desc
->backbuffer_height
= client_rect
.bottom
;
922 TRACE("Updating height to %u.\n", desc
->backbuffer_height
);
925 if (desc
->backbuffer_format
== WINED3DFMT_UNKNOWN
)
927 desc
->backbuffer_format
= swapchain
->orig_fmt
;
928 TRACE("Updating format to %s.\n", debug_d3dformat(swapchain
->orig_fmt
));
931 swapchain
->desc
= *desc
;
932 swapchain_update_render_to_fbo(swapchain
);
934 TRACE("Creating front buffer.\n");
935 hr
= device
->device_parent
->ops
->create_rendertarget(device
->device_parent
, parent
,
936 swapchain
->desc
.backbuffer_width
, swapchain
->desc
.backbuffer_height
,
937 swapchain
->desc
.backbuffer_format
, swapchain
->desc
.multisample_type
,
938 swapchain
->desc
.multisample_quality
, TRUE
/* Lockable */,
939 &swapchain
->front_buffer
);
942 WARN("Failed to create front buffer, hr %#x.\n", hr
);
946 surface_set_container(swapchain
->front_buffer
, WINED3D_CONTAINER_SWAPCHAIN
, swapchain
);
947 if (surface_type
== WINED3D_SURFACE_TYPE_OPENGL
)
948 surface_modify_location(swapchain
->front_buffer
, SFLAG_INDRAWABLE
, TRUE
);
950 /* MSDN says we're only allowed a single fullscreen swapchain per device,
951 * so we should really check to see if there is a fullscreen swapchain
952 * already. Does a single head count as full screen? */
956 struct wined3d_display_mode mode
;
958 /* Change the display settings */
959 mode
.width
= desc
->backbuffer_width
;
960 mode
.height
= desc
->backbuffer_height
;
961 mode
.format_id
= desc
->backbuffer_format
;
962 mode
.refresh_rate
= desc
->refresh_rate
;
964 hr
= wined3d_device_set_display_mode(device
, 0, &mode
);
967 WARN("Failed to set display mode, hr %#x.\n", hr
);
970 displaymode_set
= TRUE
;
973 if (surface_type
== WINED3D_SURFACE_TYPE_OPENGL
)
975 static const enum wined3d_format_id formats
[] =
977 WINED3DFMT_D24_UNORM_S8_UINT
,
978 WINED3DFMT_D32_UNORM
,
979 WINED3DFMT_R24_UNORM_X8_TYPELESS
,
980 WINED3DFMT_D16_UNORM
,
981 WINED3DFMT_S1_UINT_D15_UNORM
984 const struct wined3d_gl_info
*gl_info
= &device
->adapter
->gl_info
;
986 swapchain
->context
= HeapAlloc(GetProcessHeap(), 0, sizeof(*swapchain
->context
));
987 if (!swapchain
->context
)
989 ERR("Failed to create the context array.\n");
993 swapchain
->num_contexts
= 1;
995 /* In WGL both color, depth and stencil are features of a pixel format. In case of D3D they are separate.
996 * You are able to add a depth + stencil surface at a later stage when you need it.
997 * In order to support this properly in WineD3D we need the ability to recreate the opengl context and
998 * drawable when this is required. This is very tricky as we need to reapply ALL opengl states for the new
999 * context, need torecreate shaders, textures and other resources.
1001 * The context manager already takes care of the state problem and for the other tasks code from Reset
1002 * can be used. These changes are way to risky during the 1.0 code freeze which is taking place right now.
1003 * Likely a lot of other new bugs will be exposed. For that reason request a depth stencil surface all the
1004 * time. It can cause a slight performance hit but fixes a lot of regressions. A fixme reminds of that this
1005 * issue needs to be fixed. */
1006 for (i
= 0; i
< (sizeof(formats
) / sizeof(*formats
)); i
++)
1008 swapchain
->ds_format
= wined3d_get_format(gl_info
, formats
[i
]);
1009 swapchain
->context
[0] = context_create(swapchain
, swapchain
->front_buffer
, swapchain
->ds_format
);
1010 if (swapchain
->context
[0]) break;
1011 TRACE("Depth stencil format %s is not supported, trying next format\n",
1012 debug_d3dformat(formats
[i
]));
1015 if (!swapchain
->context
[0])
1017 WARN("Failed to create context.\n");
1018 hr
= WINED3DERR_NOTAVAILABLE
;
1022 if (wined3d_settings
.offscreen_rendering_mode
!= ORM_FBO
1023 && (!desc
->enable_auto_depth_stencil
1024 || swapchain
->desc
.auto_depth_stencil_format
!= swapchain
->ds_format
->id
))
1026 FIXME("Add OpenGL context recreation support to context_validate_onscreen_formats\n");
1028 context_release(swapchain
->context
[0]);
1031 if (swapchain
->desc
.backbuffer_count
> 0)
1033 swapchain
->back_buffers
= HeapAlloc(GetProcessHeap(), 0,
1034 sizeof(*swapchain
->back_buffers
) * swapchain
->desc
.backbuffer_count
);
1035 if (!swapchain
->back_buffers
)
1037 ERR("Failed to allocate backbuffer array memory.\n");
1042 for (i
= 0; i
< swapchain
->desc
.backbuffer_count
; ++i
)
1044 TRACE("Creating back buffer %u.\n", i
);
1045 hr
= device
->device_parent
->ops
->create_rendertarget(device
->device_parent
, parent
,
1046 swapchain
->desc
.backbuffer_width
, swapchain
->desc
.backbuffer_height
,
1047 swapchain
->desc
.backbuffer_format
, swapchain
->desc
.multisample_type
,
1048 swapchain
->desc
.multisample_quality
, TRUE
/* Lockable */,
1049 &swapchain
->back_buffers
[i
]);
1052 WARN("Failed to create back buffer %u, hr %#x.\n", i
, hr
);
1056 surface_set_container(swapchain
->back_buffers
[i
], WINED3D_CONTAINER_SWAPCHAIN
, swapchain
);
1060 /* Swapchains share the depth/stencil buffer, so only create a single depthstencil surface. */
1061 if (desc
->enable_auto_depth_stencil
&& surface_type
== WINED3D_SURFACE_TYPE_OPENGL
)
1063 TRACE("Creating depth/stencil buffer.\n");
1064 if (!device
->auto_depth_stencil
)
1066 hr
= device
->device_parent
->ops
->create_depth_stencil(device
->device_parent
,
1067 swapchain
->desc
.backbuffer_width
, swapchain
->desc
.backbuffer_height
,
1068 swapchain
->desc
.auto_depth_stencil_format
, swapchain
->desc
.multisample_type
,
1069 swapchain
->desc
.multisample_quality
, FALSE
/* FIXME: Discard */,
1070 &device
->auto_depth_stencil
);
1073 WARN("Failed to create the auto depth stencil, hr %#x.\n", hr
);
1077 surface_set_container(device
->auto_depth_stencil
, WINED3D_CONTAINER_NONE
, NULL
);
1081 wined3d_swapchain_get_gamma_ramp(swapchain
, &swapchain
->orig_gamma
);
1086 if (displaymode_set
)
1092 /* Change the display settings */
1093 memset(&devmode
, 0, sizeof(devmode
));
1094 devmode
.dmSize
= sizeof(devmode
);
1095 devmode
.dmFields
= DM_BITSPERPEL
| DM_PELSWIDTH
| DM_PELSHEIGHT
;
1096 devmode
.dmBitsPerPel
= format
->byte_count
* CHAR_BIT
;
1097 devmode
.dmPelsWidth
= swapchain
->orig_width
;
1098 devmode
.dmPelsHeight
= swapchain
->orig_height
;
1099 ChangeDisplaySettingsExW(adapter
->DeviceName
, &devmode
, NULL
, CDS_FULLSCREEN
, NULL
);
1102 if (swapchain
->back_buffers
)
1104 for (i
= 0; i
< swapchain
->desc
.backbuffer_count
; ++i
)
1106 if (swapchain
->back_buffers
[i
])
1108 surface_set_container(swapchain
->back_buffers
[i
], WINED3D_CONTAINER_NONE
, NULL
);
1109 wined3d_surface_decref(swapchain
->back_buffers
[i
]);
1112 HeapFree(GetProcessHeap(), 0, swapchain
->back_buffers
);
1115 if (swapchain
->context
)
1117 if (swapchain
->context
[0])
1119 context_release(swapchain
->context
[0]);
1120 context_destroy(device
, swapchain
->context
[0]);
1121 swapchain
->num_contexts
= 0;
1123 HeapFree(GetProcessHeap(), 0, swapchain
->context
);
1126 if (swapchain
->front_buffer
)
1128 surface_set_container(swapchain
->front_buffer
, WINED3D_CONTAINER_NONE
, NULL
);
1129 wined3d_surface_decref(swapchain
->front_buffer
);
1135 /* Do not call while under the GL lock. */
1136 HRESULT CDECL
wined3d_swapchain_create(struct wined3d_device
*device
,
1137 struct wined3d_swapchain_desc
*desc
, enum wined3d_surface_type surface_type
,
1138 void *parent
, const struct wined3d_parent_ops
*parent_ops
,
1139 struct wined3d_swapchain
**swapchain
)
1141 struct wined3d_swapchain
*object
;
1144 TRACE("device %p, desc %p, swapchain %p, parent %p, surface_type %#x.\n",
1145 device
, desc
, swapchain
, parent
, surface_type
);
1147 object
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*object
));
1150 ERR("Failed to allocate swapchain memory.\n");
1151 return E_OUTOFMEMORY
;
1154 hr
= swapchain_init(object
, surface_type
, device
, desc
, parent
, parent_ops
);
1157 WARN("Failed to initialize swapchain, hr %#x.\n", hr
);
1158 HeapFree(GetProcessHeap(), 0, object
);
1162 TRACE("Created swapchain %p.\n", object
);
1163 *swapchain
= object
;
1168 /* Do not call while under the GL lock. */
1169 static struct wined3d_context
*swapchain_create_context(struct wined3d_swapchain
*swapchain
)
1171 struct wined3d_context
**newArray
;
1172 struct wined3d_context
*ctx
;
1174 TRACE("Creating a new context for swapchain %p, thread %u.\n", swapchain
, GetCurrentThreadId());
1176 if (!(ctx
= context_create(swapchain
, swapchain
->front_buffer
, swapchain
->ds_format
)))
1178 ERR("Failed to create a new context for the swapchain\n");
1181 context_release(ctx
);
1183 newArray
= HeapAlloc(GetProcessHeap(), 0, sizeof(*newArray
) * (swapchain
->num_contexts
+ 1));
1185 ERR("Out of memory when trying to allocate a new context array\n");
1186 context_destroy(swapchain
->device
, ctx
);
1189 memcpy(newArray
, swapchain
->context
, sizeof(*newArray
) * swapchain
->num_contexts
);
1190 HeapFree(GetProcessHeap(), 0, swapchain
->context
);
1191 newArray
[swapchain
->num_contexts
] = ctx
;
1192 swapchain
->context
= newArray
;
1193 swapchain
->num_contexts
++;
1195 TRACE("Returning context %p\n", ctx
);
1199 void swapchain_destroy_contexts(struct wined3d_swapchain
*swapchain
)
1203 for (i
= 0; i
< swapchain
->num_contexts
; ++i
)
1205 context_destroy(swapchain
->device
, swapchain
->context
[i
]);
1207 swapchain
->num_contexts
= 0;
1210 struct wined3d_context
*swapchain_get_context(struct wined3d_swapchain
*swapchain
)
1212 DWORD tid
= GetCurrentThreadId();
1215 for (i
= 0; i
< swapchain
->num_contexts
; ++i
)
1217 if (swapchain
->context
[i
]->tid
== tid
)
1218 return swapchain
->context
[i
];
1221 /* Create a new context for the thread */
1222 return swapchain_create_context(swapchain
);
1225 void get_drawable_size_swapchain(const struct wined3d_context
*context
, UINT
*width
, UINT
*height
)
1227 /* The drawable size of an onscreen drawable is the surface size.
1228 * (Actually: The window size, but the surface is created in window size) */
1229 *width
= context
->current_rt
->resource
.width
;
1230 *height
= context
->current_rt
->resource
.height
;
1233 HDC
swapchain_get_backup_dc(struct wined3d_swapchain
*swapchain
)
1235 if (!swapchain
->backup_dc
)
1237 TRACE("Creating the backup window for swapchain %p.\n", swapchain
);
1239 if (!(swapchain
->backup_wnd
= CreateWindowA(WINED3D_OPENGL_WINDOW_CLASS_NAME
, "WineD3D fake window",
1240 WS_OVERLAPPEDWINDOW
, 10, 10, 10, 10, NULL
, NULL
, NULL
, NULL
)))
1242 ERR("Failed to create a window.\n");
1246 if (!(swapchain
->backup_dc
= GetDC(swapchain
->backup_wnd
)))
1248 ERR("Failed to get a DC.\n");
1249 DestroyWindow(swapchain
->backup_wnd
);
1250 swapchain
->backup_wnd
= NULL
;
1255 return swapchain
->backup_dc
;
1258 void swapchain_update_draw_bindings(struct wined3d_swapchain
*swapchain
)
1262 surface_update_draw_binding(swapchain
->front_buffer
);
1264 for (i
= 0; i
< swapchain
->desc
.backbuffer_count
; ++i
)
1266 surface_update_draw_binding(swapchain
->back_buffers
[i
]);