diff options
Diffstat (limited to 'src/gallium/state_trackers/egl/x11/native_ximage.c')
-rw-r--r-- | src/gallium/state_trackers/egl/x11/native_ximage.c | 416 |
1 files changed, 154 insertions, 262 deletions
diff --git a/src/gallium/state_trackers/egl/x11/native_ximage.c b/src/gallium/state_trackers/egl/x11/native_ximage.c index 3421c1951a..47f5423b67 100644 --- a/src/gallium/state_trackers/egl/x11/native_ximage.c +++ b/src/gallium/state_trackers/egl/x11/native_ximage.c @@ -14,38 +14,35 @@ * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. */ -#include <assert.h> -#include <sys/ipc.h> -#include <sys/types.h> -#include <sys/shm.h> #include <X11/Xlib.h> #include <X11/Xutil.h> -#include <X11/extensions/XShm.h> #include "util/u_memory.h" #include "util/u_math.h" #include "util/u_format.h" #include "pipe/p_compiler.h" -#include "util/u_simple_screen.h" #include "util/u_inlines.h" -#include "softpipe/sp_winsys.h" +#include "state_tracker/xlib_sw_winsys.h" +#include "target-helpers/wrap_screen.h" +#include "util/u_debug.h" +#include "softpipe/sp_public.h" +#include "llvmpipe/lp_public.h" #include "egllog.h" -#include "sw_winsys.h" #include "native_x11.h" #include "x11_screen.h" enum ximage_surface_type { XIMAGE_SURFACE_TYPE_WINDOW, XIMAGE_SURFACE_TYPE_PIXMAP, - XIMAGE_SURFACE_TYPE_PBUFFER }; struct ximage_display { @@ -53,24 +50,18 @@ struct ximage_display { Display *dpy; boolean own_dpy; - struct x11_screen *xscr; - int xscr_number; - struct native_event_handler *event_handler; - boolean use_xshm; + struct x11_screen *xscr; + int xscr_number; - struct pipe_winsys *winsys; struct ximage_config *configs; int num_configs; }; struct ximage_buffer { - XImage *ximage; - - struct pipe_texture *texture; - XShmSegmentInfo *shm_info; - boolean xshm_attached; + struct pipe_resource *texture; + struct xlib_drawable xdraw; }; struct ximage_surface { @@ -81,13 +72,13 @@ struct ximage_surface { XVisualInfo visual; struct ximage_display *xdpy; - GC gc; - unsigned int server_stamp; unsigned int client_stamp; int width, height; struct ximage_buffer buffers[NUM_NATIVE_ATTACHMENTS]; uint valid_mask; + + struct pipe_surface *draw_surface; }; struct ximage_config { @@ -120,19 +111,7 @@ ximage_surface_free_buffer(struct native_surface *nsurf, struct ximage_surface *xsurf = ximage_surface(nsurf); struct ximage_buffer *xbuf = &xsurf->buffers[which]; - pipe_texture_reference(&xbuf->texture, NULL); - - if (xbuf->shm_info) { - if (xbuf->xshm_attached) - XShmDetach(xsurf->xdpy->dpy, xbuf->shm_info); - if (xbuf->shm_info->shmaddr != (void *) -1) - shmdt(xbuf->shm_info->shmaddr); - if (xbuf->shm_info->shmid != -1) - shmctl(xbuf->shm_info->shmid, IPC_RMID, 0); - - xbuf->shm_info->shmaddr = (void *) -1; - xbuf->shm_info->shmid = -1; - } + pipe_resource_reference(&xbuf->texture, NULL); } static boolean @@ -142,7 +121,7 @@ ximage_surface_alloc_buffer(struct native_surface *nsurf, struct ximage_surface *xsurf = ximage_surface(nsurf); struct ximage_buffer *xbuf = &xsurf->buffers[which]; struct pipe_screen *screen = xsurf->xdpy->base.screen; - struct pipe_texture templ; + struct pipe_resource templ; /* free old data */ if (xbuf->texture) @@ -154,42 +133,25 @@ ximage_surface_alloc_buffer(struct native_surface *nsurf, templ.width0 = xsurf->width; templ.height0 = xsurf->height; templ.depth0 = 1; - templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET; - - if (xbuf->shm_info) { - struct pipe_buffer *pbuf; - unsigned stride, size; - void *addr = NULL; - - stride = util_format_get_stride(xsurf->color_format, xsurf->width); - /* alignment should depend on visual? */ - stride = align(stride, 4); - size = stride * xsurf->height; - - /* create and attach shm object */ - xbuf->shm_info->shmid = shmget(IPC_PRIVATE, size, 0755); - if (xbuf->shm_info->shmid != -1) { - xbuf->shm_info->shmaddr = - shmat(xbuf->shm_info->shmid, NULL, 0); - if (xbuf->shm_info->shmaddr != (void *) -1) { - if (XShmAttach(xsurf->xdpy->dpy, xbuf->shm_info)) { - addr = xbuf->shm_info->shmaddr; - xbuf->xshm_attached = TRUE; - } - } - } + templ.bind = PIPE_BIND_RENDER_TARGET; - if (addr) { - pbuf = screen->user_buffer_create(screen, addr, size); - if (pbuf) { - xbuf->texture = - screen->texture_blanket(screen, &templ, &stride, pbuf); - pipe_buffer_reference(&pbuf, NULL); - } - } + switch (which) { + case NATIVE_ATTACHMENT_FRONT_LEFT: + case NATIVE_ATTACHMENT_FRONT_RIGHT: + templ.bind |= PIPE_BIND_SCANOUT; + break; + case NATIVE_ATTACHMENT_BACK_LEFT: + case NATIVE_ATTACHMENT_BACK_RIGHT: + templ.bind |= PIPE_BIND_DISPLAY_TARGET; + break; + default: + break; } - else { - xbuf->texture = screen->texture_create(screen, &templ); + xbuf->texture = screen->resource_create(screen, &templ); + if (xbuf->texture) { + xbuf->xdraw.visual = xsurf->visual.visual; + xbuf->xdraw.depth = xsurf->visual.depth; + xbuf->xdraw.drawable = xsurf->drawable; } /* clean up the buffer if allocation failed */ @@ -213,10 +175,6 @@ ximage_surface_update_geometry(struct native_surface *nsurf) unsigned int w, h, border, depth; boolean updated = FALSE; - /* pbuffer has fixed geometry */ - if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER) - return FALSE; - ok = XGetGeometry(xsurf->xdpy->dpy, xsurf->drawable, &root, &x, &y, &w, &h, &border, &depth); if (ok && (xsurf->width != w || xsurf->height != h)) { @@ -269,18 +227,10 @@ ximage_surface_update_buffers(struct native_surface *nsurf, uint buffer_mask) new_valid = 0x0; for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) { if (native_attachment_mask_test(buffer_mask, att)) { - struct ximage_buffer *xbuf = &xsurf->buffers[att]; - /* reallocate the texture */ if (!ximage_surface_alloc_buffer(&xsurf->base, att)) break; - /* update ximage */ - if (xbuf->ximage) { - xbuf->ximage->width = xsurf->width; - xbuf->ximage->height = xsurf->height; - } - new_valid |= (1 << att); if (buffer_mask == new_valid) break; @@ -300,43 +250,23 @@ ximage_surface_draw_buffer(struct native_surface *nsurf, struct ximage_surface *xsurf = ximage_surface(nsurf); struct ximage_buffer *xbuf = &xsurf->buffers[which]; struct pipe_screen *screen = xsurf->xdpy->base.screen; - struct pipe_transfer *transfer; + struct pipe_surface *psurf; - if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER) - return TRUE; + assert(xsurf->drawable && xbuf->texture); - assert(xsurf->drawable && xbuf->ximage && xbuf->texture); + psurf = xsurf->draw_surface; + if (!psurf || psurf->texture != xbuf->texture) { + pipe_surface_reference(&xsurf->draw_surface, NULL); - transfer = screen->get_tex_transfer(screen, xbuf->texture, - 0, 0, 0, PIPE_TRANSFER_READ, 0, 0, xsurf->width, xsurf->height); - if (!transfer) - return FALSE; + psurf = screen->get_tex_surface(screen, + xbuf->texture, 0, 0, 0, PIPE_BIND_DISPLAY_TARGET); + if (!psurf) + return FALSE; - xbuf->ximage->bytes_per_line = transfer->stride; - xbuf->ximage->data = screen->transfer_map(screen, transfer); - if (!xbuf->ximage->data) { - screen->tex_transfer_destroy(transfer); - return FALSE; + xsurf->draw_surface = psurf; } - - if (xbuf->shm_info) - XShmPutImage(xsurf->xdpy->dpy, xsurf->drawable, xsurf->gc, - xbuf->ximage, 0, 0, 0, 0, xsurf->width, xsurf->height, False); - else - XPutImage(xsurf->xdpy->dpy, xsurf->drawable, xsurf->gc, - xbuf->ximage, 0, 0, 0, 0, xsurf->width, xsurf->height); - - xbuf->ximage->data = NULL; - screen->transfer_unmap(screen, transfer); - - /* - * softpipe allows the pipe transfer to be re-used, but we don't want to - * rely on that behavior. - */ - screen->tex_transfer_destroy(transfer); - - XSync(xsurf->xdpy->dpy, FALSE); + screen->flush_frontbuffer(screen, psurf, &xbuf->xdraw); return TRUE; } @@ -364,7 +294,8 @@ ximage_surface_swap_buffers(struct native_surface *nsurf) boolean ret; /* display the back buffer first */ - ret = ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_BACK_LEFT); + ret = ximage_surface_draw_buffer(&xsurf->base, + NATIVE_ATTACHMENT_BACK_LEFT); /* force buffers to be updated in next validation call */ xsurf->server_stamp++; ximage_surface_notify_invalid(&xsurf->base); @@ -372,20 +303,19 @@ ximage_surface_swap_buffers(struct native_surface *nsurf) xfront = &xsurf->buffers[NATIVE_ATTACHMENT_FRONT_LEFT]; xback = &xsurf->buffers[NATIVE_ATTACHMENT_BACK_LEFT]; - /* skip swapping so that the front buffer is allocated only when needed */ - if (!xfront->texture) - return ret; - - xtmp = *xfront; - *xfront = *xback; - *xback = xtmp; + /* skip swapping unless there is a front buffer */ + if (xfront->texture) { + xtmp = *xfront; + *xfront = *xback; + *xback = xtmp; + } return ret; } static boolean ximage_surface_validate(struct native_surface *nsurf, uint attachment_mask, - unsigned int *seq_num, struct pipe_texture **textures, + unsigned int *seq_num, struct pipe_resource **textures, int *width, int *height) { struct ximage_surface *xsurf = ximage_surface(nsurf); @@ -406,7 +336,7 @@ ximage_surface_validate(struct native_surface *nsurf, uint attachment_mask, struct ximage_buffer *xbuf = &xsurf->buffers[att]; textures[att] = NULL; - pipe_texture_reference(&textures[att], xbuf->texture); + pipe_resource_reference(&textures[att], xbuf->texture); } } } @@ -433,19 +363,12 @@ ximage_surface_destroy(struct native_surface *nsurf) struct ximage_surface *xsurf = ximage_surface(nsurf); int i; - for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) { - struct ximage_buffer *xbuf = &xsurf->buffers[i]; + pipe_surface_reference(&xsurf->draw_surface, NULL); + + for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) ximage_surface_free_buffer(&xsurf->base, i); - /* xbuf->shm_info is owned by xbuf->ximage? */ - if (xbuf->ximage) { - XDestroyImage(xbuf->ximage); - xbuf->ximage = NULL; - } - } - if (xsurf->type != XIMAGE_SURFACE_TYPE_PBUFFER) - XFreeGC(xsurf->xdpy->dpy, xsurf->gc); - free(xsurf); + FREE(xsurf); } static struct ximage_surface * @@ -457,7 +380,6 @@ ximage_display_create_surface(struct native_display *ndpy, struct ximage_display *xdpy = ximage_display(ndpy); struct ximage_config *xconf = ximage_config(nconf); struct ximage_surface *xsurf; - int i; xsurf = CALLOC_STRUCT(ximage_surface); if (!xsurf) @@ -468,56 +390,10 @@ ximage_display_create_surface(struct native_display *ndpy, xsurf->color_format = xconf->base.color_format; xsurf->drawable = drawable; - if (xsurf->type != XIMAGE_SURFACE_TYPE_PBUFFER) { - xsurf->drawable = drawable; - xsurf->visual = *xconf->visual; - - xsurf->gc = XCreateGC(xdpy->dpy, xsurf->drawable, 0, NULL); - if (!xsurf->gc) { - free(xsurf); - return NULL; - } - - /* initialize the geometry */ - ximage_surface_update_buffers(&xsurf->base, 0x0); - - for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) { - struct ximage_buffer *xbuf = &xsurf->buffers[i]; - - if (xdpy->use_xshm) { - xbuf->shm_info = calloc(1, sizeof(*xbuf->shm_info)); - if (xbuf->shm_info) { - /* initialize shm info */ - xbuf->shm_info->shmid = -1; - xbuf->shm_info->shmaddr = (void *) -1; - xbuf->shm_info->readOnly = TRUE; - - xbuf->ximage = XShmCreateImage(xsurf->xdpy->dpy, - xsurf->visual.visual, - xsurf->visual.depth, - ZPixmap, NULL, - xbuf->shm_info, - 0, 0); - } - } - else { - xbuf->ximage = XCreateImage(xsurf->xdpy->dpy, - xsurf->visual.visual, - xsurf->visual.depth, - ZPixmap, 0, /* format, offset */ - NULL, /* data */ - 0, 0, /* size */ - 8, /* bitmap_pad */ - 0); /* bytes_per_line */ - } - - if (!xbuf->ximage) { - XFreeGC(xdpy->dpy, xsurf->gc); - free(xsurf); - return NULL; - } - } - } + xsurf->drawable = drawable; + xsurf->visual = *xconf->visual; + /* initialize the geometry */ + ximage_surface_update_buffers(&xsurf->base, 0x0); xsurf->base.destroy = ximage_surface_destroy; xsurf->base.swap_buffers = ximage_surface_swap_buffers; @@ -552,22 +428,6 @@ ximage_display_create_pixmap_surface(struct native_display *ndpy, return (xsurf) ? &xsurf->base : NULL; } -static struct native_surface * -ximage_display_create_pbuffer_surface(struct native_display *ndpy, - const struct native_config *nconf, - uint width, uint height) -{ - struct ximage_surface *xsurf; - - xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PBUFFER, - (Drawable) None, nconf); - if (xsurf) { - xsurf->width = width; - xsurf->height = height; - } - return (xsurf) ? &xsurf->base : NULL; -} - static enum pipe_format choose_format(const XVisualInfo *vinfo) { @@ -601,7 +461,7 @@ ximage_display_get_configs(struct native_display *ndpy, int *num_configs) /* first time */ if (!xdpy->configs) { const XVisualInfo *visuals; - int num_visuals, count, j; + int num_visuals, count; visuals = x11_screen_get_visuals(xdpy->xscr, &num_visuals); if (!visuals) @@ -611,57 +471,42 @@ ximage_display_get_configs(struct native_display *ndpy, int *num_configs) * Create two configs for each visual. * One with depth/stencil buffer; one without */ - xdpy->configs = calloc(num_visuals * 2, sizeof(*xdpy->configs)); + xdpy->configs = CALLOC(num_visuals * 2, sizeof(*xdpy->configs)); if (!xdpy->configs) return NULL; count = 0; for (i = 0; i < num_visuals; i++) { - for (j = 0; j < 2; j++) { - struct ximage_config *xconf = &xdpy->configs[count]; - __GLcontextModes *mode = &xconf->base.mode; - - xconf->visual = &visuals[i]; - xconf->base.color_format = choose_format(xconf->visual); - if (xconf->base.color_format == PIPE_FORMAT_NONE) - continue; - - x11_screen_convert_visual(xdpy->xscr, xconf->visual, mode); - /* support double buffer mode */ - mode->doubleBufferMode = TRUE; - - xconf->base.depth_format = PIPE_FORMAT_NONE; - xconf->base.stencil_format = PIPE_FORMAT_NONE; - /* create the second config with depth/stencil buffer */ - if (j == 1) { - xconf->base.depth_format = PIPE_FORMAT_Z24S8_UNORM; - xconf->base.stencil_format = PIPE_FORMAT_Z24S8_UNORM; - mode->depthBits = 24; - mode->stencilBits = 8; - mode->haveDepthBuffer = TRUE; - mode->haveStencilBuffer = TRUE; - } - - mode->maxPbufferWidth = 4096; - mode->maxPbufferHeight = 4096; - mode->maxPbufferPixels = 4096 * 4096; - mode->drawableType = - GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT; - mode->swapMethod = GLX_SWAP_EXCHANGE_OML; - - if (mode->alphaBits) - mode->bindToTextureRgba = TRUE; - else - mode->bindToTextureRgb = TRUE; - - count++; - } + struct ximage_config *xconf = &xdpy->configs[count]; + + xconf->visual = &visuals[i]; + xconf->base.color_format = choose_format(xconf->visual); + if (xconf->base.color_format == PIPE_FORMAT_NONE) + continue; + + xconf->base.buffer_mask = + (1 << NATIVE_ATTACHMENT_FRONT_LEFT) | + (1 << NATIVE_ATTACHMENT_BACK_LEFT); + + xconf->base.window_bit = TRUE; + xconf->base.pixmap_bit = TRUE; + + xconf->base.native_visual_id = xconf->visual->visualid; +#if defined(__cplusplus) || defined(c_plusplus) + xconf->base.native_visual_type = xconf->visual->c_class; +#else + xconf->base.native_visual_type = xconf->visual->class; +#endif + + xconf->base.slow_config = TRUE; + + count++; } xdpy->num_configs = count; } - configs = malloc(xdpy->num_configs * sizeof(*configs)); + configs = MALLOC(xdpy->num_configs * sizeof(*configs)); if (configs) { for (i = 0; i < xdpy->num_configs; i++) configs[i] = (const struct native_config *) &xdpy->configs[i]; @@ -724,21 +569,73 @@ ximage_display_destroy(struct native_display *ndpy) struct ximage_display *xdpy = ximage_display(ndpy); if (xdpy->configs) - free(xdpy->configs); + FREE(xdpy->configs); xdpy->base.screen->destroy(xdpy->base.screen); - free(xdpy->winsys); x11_screen_destroy(xdpy->xscr); if (xdpy->own_dpy) XCloseDisplay(xdpy->dpy); - free(xdpy); + FREE(xdpy); +} + + +/* Helper function to build a subset of a driver stack consisting of + * one of the software rasterizers (cell, llvmpipe, softpipe) and the + * xlib winsys. + * + * This function could be shared, but currently causes headaches for + * the build systems, particularly scons if we try. + * + * Long term, want to avoid having global #defines for things like + * GALLIUM_LLVMPIPE, GALLIUM_CELL, etc. Scons already eliminates + * those #defines, so things that are painful for it now are likely to + * be painful for other build systems in the future. + */ +static struct pipe_screen * +swrast_xlib_create_screen( Display *display ) +{ + struct sw_winsys *winsys; + struct pipe_screen *screen = NULL; + + /* Create the underlying winsys, which performs presents to Xlib + * drawables: + */ + winsys = xlib_create_sw_winsys( display ); + if (winsys == NULL) + return NULL; + + /* Create a software rasterizer on top of that winsys. Use + * llvmpipe if it is available. + */ +#if defined(GALLIUM_LLVMPIPE) + if (screen == NULL && + !debug_get_bool_option("GALLIUM_NO_LLVM", FALSE)) + screen = llvmpipe_create_screen( winsys ); +#endif + + if (screen == NULL) + screen = softpipe_create_screen( winsys ); + + if (screen == NULL) + goto fail; + + /* Inject any wrapping layers we want to here: + */ + return gallium_wrap_screen( screen ); + +fail: + if (winsys) + winsys->destroy( winsys ); + + return NULL; } + + struct native_display * x11_create_ximage_display(EGLNativeDisplayType dpy, - struct native_event_handler *event_handler, - boolean use_xshm) + struct native_event_handler *event_handler) { struct ximage_display *xdpy; @@ -750,26 +647,22 @@ x11_create_ximage_display(EGLNativeDisplayType dpy, if (!xdpy->dpy) { xdpy->dpy = XOpenDisplay(NULL); if (!xdpy->dpy) { - free(xdpy); + FREE(xdpy); return NULL; } xdpy->own_dpy = TRUE; } + xdpy->event_handler = event_handler; + xdpy->xscr_number = DefaultScreen(xdpy->dpy); xdpy->xscr = x11_screen_create(xdpy->dpy, xdpy->xscr_number); if (!xdpy->xscr) { - free(xdpy); + FREE(xdpy); return NULL; } - xdpy->event_handler = event_handler; - - xdpy->use_xshm = - (use_xshm && x11_screen_support(xdpy->xscr, X11_SCREEN_EXTENSION_XSHM)); - - xdpy->winsys = create_sw_winsys(); - xdpy->base.screen = softpipe_create_screen(xdpy->winsys); + xdpy->base.screen = swrast_xlib_create_screen(xdpy->dpy); xdpy->base.destroy = ximage_display_destroy; xdpy->base.get_param = ximage_display_get_param; @@ -778,7 +671,6 @@ x11_create_ximage_display(EGLNativeDisplayType dpy, xdpy->base.is_pixmap_supported = ximage_display_is_pixmap_supported; xdpy->base.create_window_surface = ximage_display_create_window_surface; xdpy->base.create_pixmap_surface = ximage_display_create_pixmap_surface; - xdpy->base.create_pbuffer_surface = ximage_display_create_pbuffer_surface; return &xdpy->base; } |