diff options
Diffstat (limited to 'src/gallium/state_trackers/egl_g3d/x11/native_ximage.c')
| -rw-r--r-- | src/gallium/state_trackers/egl_g3d/x11/native_ximage.c | 694 |
1 files changed, 0 insertions, 694 deletions
diff --git a/src/gallium/state_trackers/egl_g3d/x11/native_ximage.c b/src/gallium/state_trackers/egl_g3d/x11/native_ximage.c deleted file mode 100644 index dfa8df2223..0000000000 --- a/src/gallium/state_trackers/egl_g3d/x11/native_ximage.c +++ /dev/null @@ -1,694 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 7.8 - * - * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org> - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * 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, - * 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. - */ - -#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 "pipe/internal/p_winsys_screen.h" -#include "softpipe/sp_winsys.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 { - struct native_display base; - Display *dpy; - boolean own_dpy; - - struct x11_screen *xscr; - int xscr_number; - - boolean use_xshm; - - 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 ximage_surface { - struct native_surface base; - Drawable drawable; - enum ximage_surface_type type; - enum pipe_format color_format; - XVisualInfo visual; - struct ximage_display *xdpy; - - int width, height; - GC gc; - - struct ximage_buffer buffers[NUM_NATIVE_ATTACHMENTS]; - unsigned int sequence_number; -}; - -struct ximage_config { - struct native_config base; - const XVisualInfo *visual; -}; - -static INLINE struct ximage_display * -ximage_display(const struct native_display *ndpy) -{ - return (struct ximage_display *) ndpy; -} - -static INLINE struct ximage_surface * -ximage_surface(const struct native_surface *nsurf) -{ - return (struct ximage_surface *) nsurf; -} - -static INLINE struct ximage_config * -ximage_config(const struct native_config *nconf) -{ - return (struct ximage_config *) nconf; -} - -static void -ximage_surface_free_buffer(struct native_surface *nsurf, - enum native_attachment which) -{ - 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; - } -} - -static boolean -ximage_surface_alloc_buffer(struct native_surface *nsurf, - enum native_attachment which) -{ - 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; - - /* free old data */ - if (xbuf->texture) - ximage_surface_free_buffer(&xsurf->base, which); - - memset(&templ, 0, sizeof(templ)); - templ.target = PIPE_TEXTURE_2D; - templ.format = xsurf->color_format; - 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; - } - } - } - - 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); - } - } - } - else { - xbuf->texture = screen->texture_create(screen, &templ); - } - - /* clean up the buffer if allocation failed */ - if (!xbuf->texture) - ximage_surface_free_buffer(&xsurf->base, which); - - return (xbuf->texture != NULL); -} - -static boolean -ximage_surface_draw_buffer(struct native_surface *nsurf, - enum native_attachment which) -{ - 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; - - if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER) - return TRUE; - - assert(xsurf->drawable && xbuf->ximage && xbuf->texture); - - transfer = screen->get_tex_transfer(screen, xbuf->texture, - 0, 0, 0, PIPE_TRANSFER_READ, 0, 0, xsurf->width, xsurf->height); - if (!transfer) - 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; - } - - - 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); - - return TRUE; -} - -static boolean -ximage_surface_flush_frontbuffer(struct native_surface *nsurf) -{ - return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_FRONT_LEFT); -} - -static boolean -ximage_surface_swap_buffers(struct native_surface *nsurf) -{ - struct ximage_surface *xsurf = ximage_surface(nsurf); - struct ximage_buffer *xfront, *xback, xtmp; - - xfront = &xsurf->buffers[NATIVE_ATTACHMENT_FRONT_LEFT]; - xback = &xsurf->buffers[NATIVE_ATTACHMENT_BACK_LEFT]; - - /* draw the back buffer directly if there is no front buffer */ - if (!xfront->texture) - return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_BACK_LEFT); - - /* swap the buffers */ - xtmp = *xfront; - *xfront = *xback; - *xback = xtmp; - - /* the front/back textures are swapped */ - xsurf->sequence_number++; - - return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_FRONT_LEFT); -} - -static void -ximage_surface_update_geometry(struct native_surface *nsurf) -{ - struct ximage_surface *xsurf = ximage_surface(nsurf); - Status ok; - Window root; - int x, y; - unsigned int w, h, border, depth; - - /* pbuffer has fixed geometry */ - if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER) - return; - - ok = XGetGeometry(xsurf->xdpy->dpy, xsurf->drawable, - &root, &x, &y, &w, &h, &border, &depth); - if (ok) { - xsurf->width = w; - xsurf->height = h; - } -} - -static boolean -ximage_surface_validate(struct native_surface *nsurf, uint attachment_mask, - unsigned int *seq_num, struct pipe_texture **textures, - int *width, int *height) -{ - struct ximage_surface *xsurf = ximage_surface(nsurf); - boolean new_buffers = FALSE; - int att; - - ximage_surface_update_geometry(&xsurf->base); - - for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) { - struct ximage_buffer *xbuf = &xsurf->buffers[att]; - - /* delay the allocation */ - if (!native_attachment_mask_test(attachment_mask, att)) - continue; - - /* reallocate the texture */ - if (!xbuf->texture || - xsurf->width != xbuf->texture->width0 || - xsurf->height != xbuf->texture->height0) { - new_buffers = TRUE; - if (ximage_surface_alloc_buffer(&xsurf->base, att)) { - /* update ximage */ - if (xbuf->ximage) { - xbuf->ximage->width = xsurf->width; - xbuf->ximage->height = xsurf->height; - } - } - } - - if (textures) { - textures[att] = NULL; - pipe_texture_reference(&textures[att], xbuf->texture); - } - } - - /* increase the sequence number so that caller knows */ - if (new_buffers) - xsurf->sequence_number++; - - if (seq_num) - *seq_num = xsurf->sequence_number; - if (width) - *width = xsurf->width; - if (height) - *height = xsurf->height; - - return TRUE; -} - -static void -ximage_surface_wait(struct native_surface *nsurf) -{ - struct ximage_surface *xsurf = ximage_surface(nsurf); - XSync(xsurf->xdpy->dpy, FALSE); - /* TODO XGetImage and update the front texture */ -} - -static void -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]; - 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); -} - -static struct ximage_surface * -ximage_display_create_surface(struct native_display *ndpy, - enum ximage_surface_type type, - Drawable drawable, - const struct native_config *nconf) -{ - 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) - return NULL; - - xsurf->xdpy = xdpy; - xsurf->type = type; - 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; - } - - 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->base.destroy = ximage_surface_destroy; - xsurf->base.swap_buffers = ximage_surface_swap_buffers; - xsurf->base.flush_frontbuffer = ximage_surface_flush_frontbuffer; - xsurf->base.validate = ximage_surface_validate; - xsurf->base.wait = ximage_surface_wait; - - return xsurf; -} - -static struct native_surface * -ximage_display_create_window_surface(struct native_display *ndpy, - EGLNativeWindowType win, - const struct native_config *nconf) -{ - struct ximage_surface *xsurf; - - xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_WINDOW, - (Drawable) win, nconf); - return (xsurf) ? &xsurf->base : NULL; -} - -static struct native_surface * -ximage_display_create_pixmap_surface(struct native_display *ndpy, - EGLNativePixmapType pix, - const struct native_config *nconf) -{ - struct ximage_surface *xsurf; - - xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PIXMAP, - (Drawable) pix, nconf); - 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 struct pipe_context * -ximage_display_create_context(struct native_display *ndpy, - void *context_private) -{ - struct pipe_context *pctx = softpipe_create(ndpy->screen); - if (pctx) - pctx->priv = context_private; - return pctx; -} - -static enum pipe_format -choose_format(const XVisualInfo *vinfo) -{ - enum pipe_format fmt; - /* TODO elaborate the formats */ - switch (vinfo->depth) { - case 32: - fmt = PIPE_FORMAT_A8R8G8B8_UNORM; - break; - case 24: - fmt = PIPE_FORMAT_X8R8G8B8_UNORM; - break; - case 16: - fmt = PIPE_FORMAT_R5G6B5_UNORM; - break; - default: - fmt = PIPE_FORMAT_NONE; - break; - } - - return fmt; -} - -static const struct native_config ** -ximage_display_get_configs(struct native_display *ndpy, int *num_configs) -{ - struct ximage_display *xdpy = ximage_display(ndpy); - const struct native_config **configs; - int i; - - /* first time */ - if (!xdpy->configs) { - const XVisualInfo *visuals; - int num_visuals, count, j; - - visuals = x11_screen_get_visuals(xdpy->xscr, &num_visuals); - if (!visuals) - return NULL; - - /* - * Create two configs for each visual. - * One with depth/stencil buffer; one without - */ - 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_S8Z24_UNORM; - xconf->base.stencil_format = PIPE_FORMAT_S8Z24_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++; - } - } - - xdpy->num_configs = count; - } - - 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]; - if (num_configs) - *num_configs = xdpy->num_configs; - } - return configs; -} - -static boolean -ximage_display_is_pixmap_supported(struct native_display *ndpy, - EGLNativePixmapType pix, - const struct native_config *nconf) -{ - struct ximage_display *xdpy = ximage_display(ndpy); - enum pipe_format fmt; - uint depth; - - depth = x11_drawable_get_depth(xdpy->xscr, (Drawable) pix); - switch (depth) { - case 32: - fmt = PIPE_FORMAT_A8R8G8B8_UNORM; - break; - case 24: - fmt = PIPE_FORMAT_X8R8G8B8_UNORM; - break; - case 16: - fmt = PIPE_FORMAT_R5G6B5_UNORM; - break; - default: - fmt = PIPE_FORMAT_NONE; - break; - } - - return (fmt == nconf->color_format); -} - -static void -ximage_display_destroy(struct native_display *ndpy) -{ - struct ximage_display *xdpy = ximage_display(ndpy); - - if (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); -} - -struct native_display * -x11_create_ximage_display(EGLNativeDisplayType dpy, boolean use_xshm) -{ - struct ximage_display *xdpy; - - xdpy = CALLOC_STRUCT(ximage_display); - if (!xdpy) - return NULL; - - xdpy->dpy = dpy; - if (!xdpy->dpy) { - xdpy->dpy = XOpenDisplay(NULL); - if (!xdpy->dpy) { - free(xdpy); - return NULL; - } - xdpy->own_dpy = TRUE; - } - - xdpy->xscr_number = DefaultScreen(xdpy->dpy); - xdpy->xscr = x11_screen_create(xdpy->dpy, xdpy->xscr_number); - if (!xdpy->xscr) { - free(xdpy); - return NULL; - } - - 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.destroy = ximage_display_destroy; - - xdpy->base.get_configs = ximage_display_get_configs; - xdpy->base.is_pixmap_supported = ximage_display_is_pixmap_supported; - xdpy->base.create_context = ximage_display_create_context; - 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; -} |