2 * Mesa 3-D graphics library
5 * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
27 #include <X11/Xutil.h>
28 #include "util/u_memory.h"
29 #include "util/u_math.h"
30 #include "util/u_format.h"
31 #include "pipe/p_compiler.h"
32 #include "util/u_inlines.h"
33 #include "state_tracker/xlib_sw_winsys.h"
34 #include "util/u_debug.h"
37 #include "common/native_helper.h"
38 #include "native_x11.h"
39 #include "x11_screen.h"
41 enum ximage_surface_type
{
42 XIMAGE_SURFACE_TYPE_WINDOW
,
43 XIMAGE_SURFACE_TYPE_PIXMAP
,
46 struct ximage_display
{
47 struct native_display base
;
51 struct native_event_handler
*event_handler
;
53 struct x11_screen
*xscr
;
56 struct ximage_config
*configs
;
60 struct ximage_surface
{
61 struct native_surface base
;
63 enum ximage_surface_type type
;
64 enum pipe_format color_format
;
66 struct ximage_display
*xdpy
;
68 unsigned int server_stamp
;
69 unsigned int client_stamp
;
71 struct resource_surface
*rsurf
;
72 struct xlib_drawable xdraw
;
75 struct ximage_config
{
76 struct native_config base
;
77 const XVisualInfo
*visual
;
80 static INLINE
struct ximage_display
*
81 ximage_display(const struct native_display
*ndpy
)
83 return (struct ximage_display
*) ndpy
;
86 static INLINE
struct ximage_surface
*
87 ximage_surface(const struct native_surface
*nsurf
)
89 return (struct ximage_surface
*) nsurf
;
92 static INLINE
struct ximage_config
*
93 ximage_config(const struct native_config
*nconf
)
95 return (struct ximage_config
*) nconf
;
99 * Update the geometry of the surface. This is a slow functions.
102 ximage_surface_update_geometry(struct native_surface
*nsurf
)
104 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
108 unsigned int w
, h
, border
, depth
;
110 ok
= XGetGeometry(xsurf
->xdpy
->dpy
, xsurf
->drawable
,
111 &root
, &x
, &y
, &w
, &h
, &border
, &depth
);
112 if (ok
&& resource_surface_set_size(xsurf
->rsurf
, w
, h
))
113 xsurf
->server_stamp
++;
117 * Update the buffers of the surface.
120 ximage_surface_update_buffers(struct native_surface
*nsurf
, uint buffer_mask
)
122 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
124 if (xsurf
->client_stamp
!= xsurf
->server_stamp
) {
125 ximage_surface_update_geometry(&xsurf
->base
);
126 xsurf
->client_stamp
= xsurf
->server_stamp
;
129 return resource_surface_add_resources(xsurf
->rsurf
, buffer_mask
);
133 * Emulate an invalidate event.
136 ximage_surface_invalidate(struct native_surface
*nsurf
)
138 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
139 struct ximage_display
*xdpy
= xsurf
->xdpy
;
141 xsurf
->server_stamp
++;
142 xdpy
->event_handler
->invalid_surface(&xdpy
->base
,
143 &xsurf
->base
, xsurf
->server_stamp
);
147 ximage_surface_flush_frontbuffer(struct native_surface
*nsurf
)
149 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
152 ret
= resource_surface_present(xsurf
->rsurf
,
153 NATIVE_ATTACHMENT_FRONT_LEFT
, (void *) &xsurf
->xdraw
);
154 /* force buffers to be updated in next validation call */
155 ximage_surface_invalidate(&xsurf
->base
);
161 ximage_surface_swap_buffers(struct native_surface
*nsurf
)
163 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
166 ret
= resource_surface_present(xsurf
->rsurf
,
167 NATIVE_ATTACHMENT_BACK_LEFT
, (void *) &xsurf
->xdraw
);
169 resource_surface_swap_buffers(xsurf
->rsurf
,
170 NATIVE_ATTACHMENT_FRONT_LEFT
, NATIVE_ATTACHMENT_BACK_LEFT
, TRUE
);
171 /* the front/back buffers have been swapped */
172 ximage_surface_invalidate(&xsurf
->base
);
178 ximage_surface_validate(struct native_surface
*nsurf
, uint attachment_mask
,
179 unsigned int *seq_num
, struct pipe_resource
**textures
,
180 int *width
, int *height
)
182 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
185 if (!ximage_surface_update_buffers(&xsurf
->base
, attachment_mask
))
189 *seq_num
= xsurf
->client_stamp
;
192 resource_surface_get_resources(xsurf
->rsurf
, textures
, attachment_mask
);
194 resource_surface_get_size(xsurf
->rsurf
, &w
, &h
);
204 ximage_surface_wait(struct native_surface
*nsurf
)
206 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
207 XSync(xsurf
->xdpy
->dpy
, FALSE
);
208 /* TODO XGetImage and update the front texture */
212 ximage_surface_destroy(struct native_surface
*nsurf
)
214 struct ximage_surface
*xsurf
= ximage_surface(nsurf
);
216 resource_surface_destroy(xsurf
->rsurf
);
220 static struct ximage_surface
*
221 ximage_display_create_surface(struct native_display
*ndpy
,
222 enum ximage_surface_type type
,
224 const struct native_config
*nconf
)
226 struct ximage_display
*xdpy
= ximage_display(ndpy
);
227 struct ximage_config
*xconf
= ximage_config(nconf
);
228 struct ximage_surface
*xsurf
;
230 xsurf
= CALLOC_STRUCT(ximage_surface
);
236 xsurf
->color_format
= xconf
->base
.color_format
;
237 xsurf
->drawable
= drawable
;
239 xsurf
->rsurf
= resource_surface_create(xdpy
->base
.screen
,
241 PIPE_BIND_RENDER_TARGET
|
242 PIPE_BIND_SAMPLER_VIEW
|
243 PIPE_BIND_DISPLAY_TARGET
|
250 xsurf
->drawable
= drawable
;
251 xsurf
->visual
= *xconf
->visual
;
252 /* initialize the geometry */
253 ximage_surface_update_geometry(&xsurf
->base
);
255 xsurf
->xdraw
.visual
= xsurf
->visual
.visual
;
256 xsurf
->xdraw
.depth
= xsurf
->visual
.depth
;
257 xsurf
->xdraw
.drawable
= xsurf
->drawable
;
259 xsurf
->base
.destroy
= ximage_surface_destroy
;
260 xsurf
->base
.swap_buffers
= ximage_surface_swap_buffers
;
261 xsurf
->base
.flush_frontbuffer
= ximage_surface_flush_frontbuffer
;
262 xsurf
->base
.validate
= ximage_surface_validate
;
263 xsurf
->base
.wait
= ximage_surface_wait
;
268 static struct native_surface
*
269 ximage_display_create_window_surface(struct native_display
*ndpy
,
270 EGLNativeWindowType win
,
271 const struct native_config
*nconf
)
273 struct ximage_surface
*xsurf
;
275 xsurf
= ximage_display_create_surface(ndpy
, XIMAGE_SURFACE_TYPE_WINDOW
,
276 (Drawable
) win
, nconf
);
277 return (xsurf
) ? &xsurf
->base
: NULL
;
280 static struct native_surface
*
281 ximage_display_create_pixmap_surface(struct native_display
*ndpy
,
282 EGLNativePixmapType pix
,
283 const struct native_config
*nconf
)
285 struct ximage_surface
*xsurf
;
287 xsurf
= ximage_display_create_surface(ndpy
, XIMAGE_SURFACE_TYPE_PIXMAP
,
288 (Drawable
) pix
, nconf
);
289 return (xsurf
) ? &xsurf
->base
: NULL
;
292 static enum pipe_format
293 choose_format(const XVisualInfo
*vinfo
)
295 enum pipe_format fmt
;
296 /* TODO elaborate the formats */
297 switch (vinfo
->depth
) {
299 fmt
= PIPE_FORMAT_B8G8R8A8_UNORM
;
302 fmt
= PIPE_FORMAT_B8G8R8X8_UNORM
;
305 fmt
= PIPE_FORMAT_B5G6R5_UNORM
;
308 fmt
= PIPE_FORMAT_NONE
;
315 static const struct native_config
**
316 ximage_display_get_configs(struct native_display
*ndpy
, int *num_configs
)
318 struct ximage_display
*xdpy
= ximage_display(ndpy
);
319 const struct native_config
**configs
;
323 if (!xdpy
->configs
) {
324 const XVisualInfo
*visuals
;
325 int num_visuals
, count
;
327 visuals
= x11_screen_get_visuals(xdpy
->xscr
, &num_visuals
);
332 * Create two configs for each visual.
333 * One with depth/stencil buffer; one without
335 xdpy
->configs
= CALLOC(num_visuals
* 2, sizeof(*xdpy
->configs
));
340 for (i
= 0; i
< num_visuals
; i
++) {
341 struct ximage_config
*xconf
= &xdpy
->configs
[count
];
343 xconf
->visual
= &visuals
[i
];
344 xconf
->base
.color_format
= choose_format(xconf
->visual
);
345 if (xconf
->base
.color_format
== PIPE_FORMAT_NONE
)
348 xconf
->base
.buffer_mask
=
349 (1 << NATIVE_ATTACHMENT_FRONT_LEFT
) |
350 (1 << NATIVE_ATTACHMENT_BACK_LEFT
);
352 xconf
->base
.window_bit
= TRUE
;
353 xconf
->base
.pixmap_bit
= TRUE
;
355 xconf
->base
.native_visual_id
= xconf
->visual
->visualid
;
356 #if defined(__cplusplus) || defined(c_plusplus)
357 xconf
->base
.native_visual_type
= xconf
->visual
->c_class
;
359 xconf
->base
.native_visual_type
= xconf
->visual
->class;
362 xconf
->base
.slow_config
= TRUE
;
367 xdpy
->num_configs
= count
;
370 configs
= MALLOC(xdpy
->num_configs
* sizeof(*configs
));
372 for (i
= 0; i
< xdpy
->num_configs
; i
++)
373 configs
[i
] = (const struct native_config
*) &xdpy
->configs
[i
];
375 *num_configs
= xdpy
->num_configs
;
381 ximage_display_is_pixmap_supported(struct native_display
*ndpy
,
382 EGLNativePixmapType pix
,
383 const struct native_config
*nconf
)
385 struct ximage_display
*xdpy
= ximage_display(ndpy
);
386 enum pipe_format fmt
;
389 depth
= x11_drawable_get_depth(xdpy
->xscr
, (Drawable
) pix
);
392 fmt
= PIPE_FORMAT_B8G8R8A8_UNORM
;
395 fmt
= PIPE_FORMAT_B8G8R8X8_UNORM
;
398 fmt
= PIPE_FORMAT_B5G6R5_UNORM
;
401 fmt
= PIPE_FORMAT_NONE
;
405 return (fmt
== nconf
->color_format
);
409 ximage_display_get_param(struct native_display
*ndpy
,
410 enum native_param_type param
)
415 case NATIVE_PARAM_USE_NATIVE_BUFFER
:
416 /* private buffers are allocated */
428 ximage_display_destroy(struct native_display
*ndpy
)
430 struct ximage_display
*xdpy
= ximage_display(ndpy
);
435 xdpy
->base
.screen
->destroy(xdpy
->base
.screen
);
437 x11_screen_destroy(xdpy
->xscr
);
439 XCloseDisplay(xdpy
->dpy
);
443 struct native_display
*
444 x11_create_ximage_display(EGLNativeDisplayType dpy
,
445 struct native_event_handler
*event_handler
)
447 struct ximage_display
*xdpy
;
448 struct sw_winsys
*winsys
= NULL
;
450 xdpy
= CALLOC_STRUCT(ximage_display
);
456 xdpy
->dpy
= XOpenDisplay(NULL
);
461 xdpy
->own_dpy
= TRUE
;
464 xdpy
->event_handler
= event_handler
;
466 xdpy
->xscr_number
= DefaultScreen(xdpy
->dpy
);
467 xdpy
->xscr
= x11_screen_create(xdpy
->dpy
, xdpy
->xscr_number
);
471 winsys
= xlib_create_sw_winsys(xdpy
->dpy
);
475 xdpy
->base
.screen
= native_create_sw_screen(winsys
);
476 if (!xdpy
->base
.screen
)
479 xdpy
->base
.destroy
= ximage_display_destroy
;
480 xdpy
->base
.get_param
= ximage_display_get_param
;
482 xdpy
->base
.get_configs
= ximage_display_get_configs
;
483 xdpy
->base
.is_pixmap_supported
= ximage_display_is_pixmap_supported
;
484 xdpy
->base
.create_window_surface
= ximage_display_create_window_surface
;
485 xdpy
->base
.create_pixmap_surface
= ximage_display_create_pixmap_surface
;
490 if (winsys
&& winsys
->destroy
)
491 winsys
->destroy(winsys
);
493 x11_screen_destroy(xdpy
->xscr
);
494 if (xdpy
->dpy
&& xdpy
->own_dpy
)
495 XCloseDisplay(xdpy
->dpy
);