| /* |
| * 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 "util/u_memory.h" |
| #include "util/u_math.h" |
| #include "util/u_format.h" |
| #include "pipe/p_compiler.h" |
| #include "pipe/p_screen.h" |
| #include "pipe/p_context.h" |
| #include "pipe/p_state.h" |
| #include "state_tracker/drm_api.h" |
| #include "egllog.h" |
| |
| #include "native_x11.h" |
| #include "x11_screen.h" |
| |
| enum dri2_surface_type { |
| DRI2_SURFACE_TYPE_WINDOW, |
| DRI2_SURFACE_TYPE_PIXMAP, |
| DRI2_SURFACE_TYPE_PBUFFER |
| }; |
| |
| struct dri2_display { |
| struct native_display base; |
| Display *dpy; |
| boolean own_dpy; |
| |
| struct drm_api *api; |
| struct x11_screen *xscr; |
| int xscr_number; |
| |
| struct dri2_config *configs; |
| int num_configs; |
| }; |
| |
| struct dri2_surface { |
| struct native_surface base; |
| Drawable drawable; |
| enum dri2_surface_type type; |
| enum pipe_format color_format; |
| struct dri2_display *dri2dpy; |
| |
| struct pipe_texture *pbuffer_textures[NUM_NATIVE_ATTACHMENTS]; |
| boolean have_back, have_fake; |
| int width, height; |
| }; |
| |
| struct dri2_config { |
| struct native_config base; |
| }; |
| |
| static INLINE struct dri2_display * |
| dri2_display(const struct native_display *ndpy) |
| { |
| return (struct dri2_display *) ndpy; |
| } |
| |
| static INLINE struct dri2_surface * |
| dri2_surface(const struct native_surface *nsurf) |
| { |
| return (struct dri2_surface *) nsurf; |
| } |
| |
| static INLINE struct dri2_config * |
| dri2_config(const struct native_config *nconf) |
| { |
| return (struct dri2_config *) nconf; |
| } |
| |
| static boolean |
| dri2_surface_flush_frontbuffer(struct native_surface *nsurf) |
| { |
| struct dri2_surface *dri2surf = dri2_surface(nsurf); |
| struct dri2_display *dri2dpy = dri2surf->dri2dpy; |
| |
| /* pbuffer is private */ |
| if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) |
| return TRUE; |
| |
| /* copy to real front buffer */ |
| if (dri2surf->have_fake) |
| x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, |
| 0, 0, dri2surf->width, dri2surf->height, |
| DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft); |
| |
| return TRUE; |
| } |
| |
| static boolean |
| dri2_surface_swap_buffers(struct native_surface *nsurf) |
| { |
| struct dri2_surface *dri2surf = dri2_surface(nsurf); |
| struct dri2_display *dri2dpy = dri2surf->dri2dpy; |
| |
| /* pbuffer is private */ |
| if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) |
| return TRUE; |
| |
| /* copy to front buffer */ |
| if (dri2surf->have_back) |
| x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, |
| 0, 0, dri2surf->width, dri2surf->height, |
| DRI2BufferBackLeft, DRI2BufferFrontLeft); |
| |
| /* and update fake front buffer */ |
| if (dri2surf->have_fake) |
| x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, |
| 0, 0, dri2surf->width, dri2surf->height, |
| DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft); |
| |
| return TRUE; |
| } |
| |
| static boolean |
| dri2_surface_validate(struct native_surface *nsurf, |
| const enum native_attachment *natts, |
| unsigned num_natts, |
| struct pipe_texture **textures, |
| int *width, int *height) |
| { |
| struct dri2_surface *dri2surf = dri2_surface(nsurf); |
| struct dri2_display *dri2dpy = dri2surf->dri2dpy; |
| unsigned int dri2atts[NUM_NATIVE_ATTACHMENTS]; |
| EGLint texture_indices[NUM_NATIVE_ATTACHMENTS]; |
| struct pipe_texture templ; |
| struct x11_drawable_buffer *xbufs; |
| int num_ins, num_outs, i; |
| |
| if (num_natts) { |
| memset(&templ, 0, sizeof(templ)); |
| templ.target = PIPE_TEXTURE_2D; |
| templ.last_level = 0; |
| templ.width0 = dri2surf->width; |
| templ.height0 = dri2surf->height; |
| templ.depth0 = 1; |
| templ.format = dri2surf->color_format; |
| templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET; |
| |
| if (textures) |
| memset(textures, 0, sizeof(*textures) * num_natts); |
| } |
| |
| /* create textures for pbuffer */ |
| if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) { |
| struct pipe_screen *screen = dri2dpy->base.screen; |
| |
| for (i = 0; i < num_natts; i++) { |
| enum native_attachment natt = natts[i]; |
| struct pipe_texture *ptex = dri2surf->pbuffer_textures[natt]; |
| |
| if (!ptex) { |
| ptex = screen->texture_create(screen, &templ); |
| dri2surf->pbuffer_textures[natt] = ptex; |
| } |
| |
| if (textures) |
| pipe_texture_reference(&textures[i], ptex); |
| } |
| |
| if (width) |
| *width = dri2surf->width; |
| if (height) |
| *height = dri2surf->height; |
| |
| return TRUE; |
| } |
| |
| for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) |
| texture_indices[i] = -1; |
| |
| /* prepare the attachments */ |
| num_ins = num_natts; |
| for (i = 0; i < num_natts; i++) { |
| unsigned int dri2att; |
| |
| switch (natts[i]) { |
| case NATIVE_ATTACHMENT_FRONT_LEFT: |
| dri2att = DRI2BufferFrontLeft; |
| break; |
| case NATIVE_ATTACHMENT_BACK_LEFT: |
| dri2att = DRI2BufferBackLeft; |
| break; |
| case NATIVE_ATTACHMENT_FRONT_RIGHT: |
| dri2att = DRI2BufferFrontRight; |
| break; |
| case NATIVE_ATTACHMENT_BACK_RIGHT: |
| dri2att = DRI2BufferBackRight; |
| break; |
| default: |
| assert(0); |
| dri2att = 0; |
| break; |
| } |
| dri2atts[i] = dri2att; |
| texture_indices[natts[i]] = i; |
| } |
| |
| dri2surf->have_back = FALSE; |
| dri2surf->have_fake = FALSE; |
| |
| xbufs = x11_drawable_get_buffers(dri2dpy->xscr, dri2surf->drawable, |
| &dri2surf->width, &dri2surf->height, |
| dri2atts, FALSE, num_ins, &num_outs); |
| if (!xbufs) |
| return FALSE; |
| |
| /* update width and height */ |
| templ.width0 = dri2surf->width; |
| templ.height0 = dri2surf->height; |
| |
| for (i = 0; i < num_outs; i++) { |
| struct x11_drawable_buffer *xbuf = &xbufs[i]; |
| const char *desc; |
| enum native_attachment natt; |
| |
| switch (xbuf->attachment) { |
| case DRI2BufferFrontLeft: |
| natt = NATIVE_ATTACHMENT_FRONT_LEFT; |
| desc = "DRI2 Front Buffer"; |
| break; |
| case DRI2BufferFakeFrontLeft: |
| natt = NATIVE_ATTACHMENT_FRONT_LEFT; |
| desc = "DRI2 Fake Front Buffer"; |
| dri2surf->have_fake = TRUE; |
| break; |
| case DRI2BufferBackLeft: |
| natt = NATIVE_ATTACHMENT_BACK_LEFT; |
| desc = "DRI2 Back Buffer"; |
| dri2surf->have_back = TRUE; |
| break; |
| default: |
| desc = NULL; |
| break; |
| } |
| |
| if (!desc || texture_indices[natt] < 0 || |
| (textures && textures[texture_indices[natt]])) { |
| if (!desc) |
| _eglLog(_EGL_WARNING, "unknown buffer %d", xbuf->attachment); |
| else if (texture_indices[natt] < 0) |
| _eglLog(_EGL_WARNING, "unexpected buffer %d", xbuf->attachment); |
| else if (textures && textures[texture_indices[natt]]) |
| _eglLog(_EGL_WARNING, "both real and fake front buffers are listed"); |
| continue; |
| } |
| |
| if (textures) { |
| struct pipe_texture *ptex = |
| dri2dpy->api->texture_from_shared_handle(dri2dpy->api, |
| dri2dpy->base.screen, &templ, |
| desc, xbuf->pitch, xbuf->name); |
| if (ptex) { |
| /* the caller owns the textures */ |
| textures[texture_indices[natt]] = ptex; |
| } |
| } |
| } |
| |
| free(xbufs); |
| |
| if (width) |
| *width = dri2surf->width; |
| if (height) |
| *height = dri2surf->height; |
| |
| return TRUE; |
| } |
| |
| static void |
| dri2_surface_wait(struct native_surface *nsurf) |
| { |
| struct dri2_surface *dri2surf = dri2_surface(nsurf); |
| struct dri2_display *dri2dpy = dri2surf->dri2dpy; |
| |
| if (dri2surf->have_fake) { |
| x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, |
| 0, 0, dri2surf->width, dri2surf->height, |
| DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft); |
| } |
| } |
| |
| static void |
| dri2_surface_destroy(struct native_surface *nsurf) |
| { |
| struct dri2_surface *dri2surf = dri2_surface(nsurf); |
| int i; |
| |
| for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) { |
| struct pipe_texture *ptex = dri2surf->pbuffer_textures[i]; |
| pipe_texture_reference(&ptex, NULL); |
| } |
| |
| if (dri2surf->drawable) |
| x11_drawable_enable_dri2(dri2surf->dri2dpy->xscr, |
| dri2surf->drawable, FALSE); |
| free(dri2surf); |
| } |
| |
| static struct dri2_surface * |
| dri2_display_create_surface(struct native_display *ndpy, |
| enum dri2_surface_type type, |
| Drawable drawable, |
| const struct native_config *nconf) |
| { |
| struct dri2_display *dri2dpy = dri2_display(ndpy); |
| struct dri2_config *dri2conf = dri2_config(nconf); |
| struct dri2_surface *dri2surf; |
| |
| dri2surf = CALLOC_STRUCT(dri2_surface); |
| if (!dri2surf) |
| return NULL; |
| |
| if (drawable) |
| x11_drawable_enable_dri2(dri2dpy->xscr, drawable, TRUE); |
| |
| dri2surf->dri2dpy = dri2dpy; |
| dri2surf->type = type; |
| dri2surf->drawable = drawable; |
| dri2surf->color_format = dri2conf->base.color_format; |
| |
| dri2surf->base.destroy = dri2_surface_destroy; |
| dri2surf->base.swap_buffers = dri2_surface_swap_buffers; |
| dri2surf->base.flush_frontbuffer = dri2_surface_flush_frontbuffer; |
| dri2surf->base.validate = dri2_surface_validate; |
| dri2surf->base.wait = dri2_surface_wait; |
| |
| return dri2surf; |
| } |
| |
| static struct native_surface * |
| dri2_display_create_window_surface(struct native_display *ndpy, |
| EGLNativeWindowType win, |
| const struct native_config *nconf) |
| { |
| struct dri2_surface *dri2surf; |
| |
| dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_WINDOW, |
| (Drawable) win, nconf); |
| return (dri2surf) ? &dri2surf->base : NULL; |
| } |
| |
| static struct native_surface * |
| dri2_display_create_pixmap_surface(struct native_display *ndpy, |
| EGLNativePixmapType pix, |
| const struct native_config *nconf) |
| { |
| struct dri2_surface *dri2surf; |
| |
| dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PIXMAP, |
| (Drawable) pix, nconf); |
| return (dri2surf) ? &dri2surf->base : NULL; |
| } |
| |
| static struct native_surface * |
| dri2_display_create_pbuffer_surface(struct native_display *ndpy, |
| const struct native_config *nconf, |
| uint width, uint height) |
| { |
| struct dri2_surface *dri2surf; |
| |
| dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PBUFFER, |
| (Drawable) None, nconf); |
| if (dri2surf) { |
| dri2surf->width = width; |
| dri2surf->height = height; |
| } |
| return (dri2surf) ? &dri2surf->base : NULL; |
| } |
| |
| static struct pipe_context * |
| dri2_display_create_context(struct native_display *ndpy, void *context_private) |
| { |
| struct dri2_display *dri2dpy = dri2_display(ndpy); |
| struct pipe_context *pctx; |
| |
| pctx = dri2dpy->api->create_context(dri2dpy->api, dri2dpy->base.screen); |
| if (pctx) |
| pctx->priv = context_private; |
| return pctx; |
| } |
| |
| static int |
| choose_color_format(const __GLcontextModes *mode, enum pipe_format formats[32]) |
| { |
| int count = 0; |
| |
| switch (mode->rgbBits) { |
| case 32: |
| formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM; |
| formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM; |
| break; |
| case 24: |
| formats[count++] = PIPE_FORMAT_X8R8G8B8_UNORM; |
| formats[count++] = PIPE_FORMAT_B8G8R8X8_UNORM; |
| formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM; |
| formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM; |
| break; |
| case 16: |
| formats[count++] = PIPE_FORMAT_R5G6B5_UNORM; |
| break; |
| default: |
| break; |
| } |
| |
| return count; |
| } |
| |
| static int |
| choose_depth_stencil_format(const __GLcontextModes *mode, |
| enum pipe_format formats[32]) |
| { |
| int count = 0; |
| |
| switch (mode->depthBits) { |
| case 32: |
| formats[count++] = PIPE_FORMAT_Z32_UNORM; |
| break; |
| case 24: |
| if (mode->stencilBits) { |
| formats[count++] = PIPE_FORMAT_S8Z24_UNORM; |
| formats[count++] = PIPE_FORMAT_Z24S8_UNORM; |
| } |
| else { |
| formats[count++] = PIPE_FORMAT_X8Z24_UNORM; |
| formats[count++] = PIPE_FORMAT_Z24X8_UNORM; |
| } |
| break; |
| case 16: |
| formats[count++] = PIPE_FORMAT_Z16_UNORM; |
| break; |
| default: |
| break; |
| } |
| |
| return count; |
| } |
| |
| static boolean |
| is_format_supported(struct pipe_screen *screen, |
| enum pipe_format fmt, boolean is_color) |
| { |
| return screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D, |
| (is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET : |
| PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0); |
| } |
| |
| static boolean |
| dri2_display_convert_config(struct native_display *ndpy, |
| const __GLcontextModes *mode, |
| struct native_config *nconf) |
| { |
| enum pipe_format formats[32]; |
| int num_formats, i; |
| |
| if (!(mode->renderType & GLX_RGBA_BIT) || !mode->rgbMode) |
| return FALSE; |
| |
| /* skip single-buffered configs */ |
| if (!mode->doubleBufferMode) |
| return FALSE; |
| |
| nconf->mode = *mode; |
| nconf->mode.renderType = GLX_RGBA_BIT; |
| nconf->mode.rgbMode = TRUE; |
| /* pbuffer is allocated locally and is always supported */ |
| nconf->mode.drawableType |= GLX_PBUFFER_BIT; |
| /* the swap method is always copy */ |
| nconf->mode.swapMethod = GLX_SWAP_COPY_OML; |
| |
| /* fix up */ |
| nconf->mode.rgbBits = |
| nconf->mode.redBits + nconf->mode.greenBits + |
| nconf->mode.blueBits + nconf->mode.alphaBits; |
| if (!(nconf->mode.drawableType & GLX_WINDOW_BIT)) { |
| nconf->mode.visualID = 0; |
| nconf->mode.visualType = GLX_NONE; |
| } |
| if (!(nconf->mode.drawableType & GLX_PBUFFER_BIT)) { |
| nconf->mode.bindToTextureRgb = FALSE; |
| nconf->mode.bindToTextureRgba = FALSE; |
| } |
| |
| nconf->color_format = PIPE_FORMAT_NONE; |
| nconf->depth_format = PIPE_FORMAT_NONE; |
| nconf->stencil_format = PIPE_FORMAT_NONE; |
| |
| /* choose color format */ |
| num_formats = choose_color_format(mode, formats); |
| for (i = 0; i < num_formats; i++) { |
| if (is_format_supported(ndpy->screen, formats[i], TRUE)) { |
| nconf->color_format = formats[i]; |
| break; |
| } |
| } |
| if (nconf->color_format == PIPE_FORMAT_NONE) |
| return FALSE; |
| |
| /* choose depth/stencil format */ |
| num_formats = choose_depth_stencil_format(mode, formats); |
| for (i = 0; i < num_formats; i++) { |
| if (is_format_supported(ndpy->screen, formats[i], FALSE)) { |
| nconf->depth_format = formats[i]; |
| nconf->stencil_format = formats[i]; |
| break; |
| } |
| } |
| if ((nconf->mode.depthBits && nconf->depth_format == PIPE_FORMAT_NONE) || |
| (nconf->mode.stencilBits && nconf->stencil_format == PIPE_FORMAT_NONE)) |
| return FALSE; |
| |
| return TRUE; |
| } |
| |
| static const struct native_config ** |
| dri2_display_get_configs(struct native_display *ndpy, int *num_configs) |
| { |
| struct dri2_display *dri2dpy = dri2_display(ndpy); |
| const struct native_config **configs; |
| int i; |
| |
| /* first time */ |
| if (!dri2dpy->configs) { |
| const __GLcontextModes *modes; |
| int num_modes, count; |
| |
| modes = x11_screen_get_glx_configs(dri2dpy->xscr); |
| if (!modes) |
| return NULL; |
| num_modes = x11_context_modes_count(modes); |
| |
| dri2dpy->configs = calloc(num_modes, sizeof(*dri2dpy->configs)); |
| if (!dri2dpy->configs) |
| return NULL; |
| |
| count = 0; |
| for (i = 0; i < num_modes; i++) { |
| struct native_config *nconf = &dri2dpy->configs[count].base; |
| if (dri2_display_convert_config(&dri2dpy->base, modes, nconf)) |
| count++; |
| modes = modes->next; |
| } |
| |
| dri2dpy->num_configs = count; |
| } |
| |
| configs = malloc(dri2dpy->num_configs * sizeof(*configs)); |
| if (configs) { |
| for (i = 0; i < dri2dpy->num_configs; i++) |
| configs[i] = (const struct native_config *) &dri2dpy->configs[i]; |
| if (num_configs) |
| *num_configs = dri2dpy->num_configs; |
| } |
| |
| return configs; |
| } |
| |
| static void |
| dri2_display_destroy(struct native_display *ndpy) |
| { |
| struct dri2_display *dri2dpy = dri2_display(ndpy); |
| |
| if (dri2dpy->configs) |
| free(dri2dpy->configs); |
| |
| if (dri2dpy->base.screen) |
| dri2dpy->base.screen->destroy(dri2dpy->base.screen); |
| |
| if (dri2dpy->xscr) |
| x11_screen_destroy(dri2dpy->xscr); |
| if (dri2dpy->own_dpy) |
| XCloseDisplay(dri2dpy->dpy); |
| if (dri2dpy->api && dri2dpy->api->destroy) |
| dri2dpy->api->destroy(dri2dpy->api); |
| free(dri2dpy); |
| } |
| |
| /** |
| * Initialize DRI2 and pipe screen. |
| */ |
| static boolean |
| dri2_display_init_screen(struct native_display *ndpy) |
| { |
| struct dri2_display *dri2dpy = dri2_display(ndpy); |
| const char *driver = dri2dpy->api->name; |
| struct drm_create_screen_arg arg; |
| int fd; |
| |
| if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) || |
| !x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) { |
| _eglLog(_EGL_WARNING, "GLX/DRI2 is not supported"); |
| return FALSE; |
| } |
| |
| fd = x11_screen_enable_dri2(dri2dpy->xscr, driver); |
| if (fd < 0) |
| return FALSE; |
| |
| memset(&arg, 0, sizeof(arg)); |
| arg.mode = DRM_CREATE_NORMAL; |
| dri2dpy->base.screen = dri2dpy->api->create_screen(dri2dpy->api, fd, &arg); |
| if (!dri2dpy->base.screen) { |
| _eglLog(_EGL_WARNING, "failed to create DRM screen"); |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| |
| static void |
| dri2_display_flush_frontbuffer(void *dummy, struct pipe_surface *surf, |
| void *context_private) |
| { |
| /* TODO get native surface from context private, and remove the callback */ |
| _eglLog(_EGL_WARNING, "flush_frontbuffer is not supplied"); |
| } |
| |
| struct native_display * |
| x11_create_dri2_display(EGLNativeDisplayType dpy, |
| struct drm_api *api, |
| native_flush_frontbuffer flush_frontbuffer) |
| { |
| struct dri2_display *dri2dpy; |
| |
| dri2dpy = CALLOC_STRUCT(dri2_display); |
| if (!dri2dpy) |
| return NULL; |
| |
| dri2dpy->api = api; |
| if (!dri2dpy->api) { |
| _eglLog(_EGL_WARNING, "failed to create DRM API"); |
| free(dri2dpy); |
| return NULL; |
| } |
| |
| dri2dpy->dpy = dpy; |
| if (!dri2dpy->dpy) { |
| dri2dpy->dpy = XOpenDisplay(NULL); |
| if (!dri2dpy->dpy) { |
| dri2_display_destroy(&dri2dpy->base); |
| return NULL; |
| } |
| dri2dpy->own_dpy = TRUE; |
| } |
| |
| dri2dpy->xscr_number = DefaultScreen(dri2dpy->dpy); |
| dri2dpy->xscr = x11_screen_create(dri2dpy->dpy, dri2dpy->xscr_number); |
| if (!dri2dpy->xscr) { |
| dri2_display_destroy(&dri2dpy->base); |
| return NULL; |
| } |
| |
| if (!dri2_display_init_screen(&dri2dpy->base)) { |
| dri2_display_destroy(&dri2dpy->base); |
| return NULL; |
| } |
| |
| if (!flush_frontbuffer) |
| flush_frontbuffer = dri2_display_flush_frontbuffer; |
| |
| dri2dpy->base.screen->flush_frontbuffer = |
| (void (*)(struct pipe_screen *, struct pipe_surface *, void *)) |
| flush_frontbuffer; |
| |
| dri2dpy->base.destroy = dri2_display_destroy; |
| dri2dpy->base.get_configs = dri2_display_get_configs; |
| dri2dpy->base.create_context = dri2_display_create_context; |
| dri2dpy->base.create_window_surface = dri2_display_create_window_surface; |
| dri2dpy->base.create_pixmap_surface = dri2_display_create_pixmap_surface; |
| dri2dpy->base.create_pbuffer_surface = dri2_display_create_pbuffer_surface; |
| |
| return &dri2dpy->base; |
| } |