Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2011 Intel Corporation |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 16 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 17 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 18 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
| 19 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 20 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 22 | * DEALINGS IN THE SOFTWARE. |
| 23 | * |
| 24 | * Authors: |
| 25 | * Kristian Høgsberg <krh@bitplanet.net> |
| 26 | */ |
| 27 | |
| 28 | #include <stdlib.h> |
| 29 | #include <string.h> |
| 30 | #include <stdio.h> |
| 31 | #include <limits.h> |
| 32 | #include <dlfcn.h> |
| 33 | #include <fcntl.h> |
| 34 | #include <errno.h> |
| 35 | #include <unistd.h> |
| 36 | #include <xf86drm.h> |
| 37 | #include <sys/types.h> |
| 38 | #include <sys/stat.h> |
| 39 | |
| 40 | #include "egl_dri2.h" |
| 41 | |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 42 | static void |
| 43 | swrastCreateDrawable(struct dri2_egl_display * dri2_dpy, |
| 44 | struct dri2_egl_surface * dri2_surf, |
| 45 | int depth) |
| 46 | { |
| 47 | uint32_t mask; |
| 48 | const uint32_t function = GXcopy; |
| 49 | uint32_t valgc[2]; |
| 50 | |
| 51 | /* create GC's */ |
| 52 | dri2_surf->gc = xcb_generate_id(dri2_dpy->conn); |
| 53 | mask = XCB_GC_FUNCTION; |
| 54 | xcb_create_gc(dri2_dpy->conn, dri2_surf->gc, dri2_surf->drawable, mask, &function); |
| 55 | |
| 56 | dri2_surf->swapgc = xcb_generate_id(dri2_dpy->conn); |
| 57 | mask = XCB_GC_FUNCTION | XCB_GC_GRAPHICS_EXPOSURES; |
| 58 | valgc[0] = function; |
| 59 | valgc[1] = False; |
| 60 | xcb_create_gc(dri2_dpy->conn, dri2_surf->swapgc, dri2_surf->drawable, mask, valgc); |
| 61 | dri2_surf->depth = depth; |
| 62 | switch (depth) { |
| 63 | case 32: |
| 64 | case 24: |
| 65 | dri2_surf->bytes_per_pixel = 4; |
| 66 | break; |
| 67 | case 16: |
| 68 | dri2_surf->bytes_per_pixel = 2; |
| 69 | break; |
| 70 | case 8: |
| 71 | dri2_surf->bytes_per_pixel = 1; |
| 72 | break; |
| 73 | case 0: |
| 74 | dri2_surf->bytes_per_pixel = 0; |
| 75 | break; |
| 76 | default: |
| 77 | _eglLog(_EGL_WARNING, "unsupported depth %d", depth); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | static void |
| 82 | swrastDestroyDrawable(struct dri2_egl_display * dri2_dpy, |
| 83 | struct dri2_egl_surface * dri2_surf) |
| 84 | { |
| 85 | xcb_free_gc(dri2_dpy->conn, dri2_surf->gc); |
| 86 | xcb_free_gc(dri2_dpy->conn, dri2_surf->swapgc); |
| 87 | } |
| 88 | |
| 89 | static void |
| 90 | swrastGetDrawableInfo(__DRIdrawable * draw, |
| 91 | int *x, int *y, int *w, int *h, |
| 92 | void *loaderPrivate) |
| 93 | { |
| 94 | struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| 95 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display); |
| 96 | |
| 97 | xcb_get_geometry_cookie_t cookie; |
| 98 | xcb_get_geometry_reply_t *reply; |
| 99 | xcb_generic_error_t *error; |
| 100 | |
| 101 | *w = *h = 0; |
| 102 | cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable); |
| 103 | reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error); |
| 104 | if (reply == NULL) |
| 105 | return; |
| 106 | |
| 107 | if (error != NULL) { |
| 108 | _eglLog(_EGL_WARNING, "error in xcb_get_geometry"); |
| 109 | free(error); |
| 110 | } else { |
| 111 | *w = reply->width; |
| 112 | *h = reply->height; |
| 113 | } |
| 114 | free(reply); |
| 115 | } |
| 116 | |
| 117 | static void |
| 118 | swrastPutImage(__DRIdrawable * draw, int op, |
| 119 | int x, int y, int w, int h, |
| 120 | char *data, void *loaderPrivate) |
| 121 | { |
| 122 | struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| 123 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display); |
| 124 | |
| 125 | xcb_gcontext_t gc; |
| 126 | |
| 127 | switch (op) { |
| 128 | case __DRI_SWRAST_IMAGE_OP_DRAW: |
| 129 | gc = dri2_surf->gc; |
| 130 | break; |
| 131 | case __DRI_SWRAST_IMAGE_OP_SWAP: |
| 132 | gc = dri2_surf->swapgc; |
| 133 | break; |
| 134 | default: |
| 135 | return; |
| 136 | } |
| 137 | |
| 138 | xcb_put_image(dri2_dpy->conn, XCB_IMAGE_FORMAT_Z_PIXMAP, dri2_surf->drawable, |
| 139 | gc, w, h, x, y, 0, dri2_surf->depth, |
| 140 | w*h*dri2_surf->bytes_per_pixel, (const uint8_t *)data); |
| 141 | } |
| 142 | |
| 143 | static void |
| 144 | swrastGetImage(__DRIdrawable * read, |
| 145 | int x, int y, int w, int h, |
| 146 | char *data, void *loaderPrivate) |
| 147 | { |
| 148 | struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| 149 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display); |
| 150 | |
| 151 | xcb_get_image_cookie_t cookie; |
| 152 | xcb_get_image_reply_t *reply; |
| 153 | xcb_generic_error_t *error; |
| 154 | |
| 155 | cookie = xcb_get_image (dri2_dpy->conn, XCB_IMAGE_FORMAT_Z_PIXMAP, |
| 156 | dri2_surf->drawable, x, y, w, h, ~0); |
| 157 | reply = xcb_get_image_reply (dri2_dpy->conn, cookie, &error); |
| 158 | if (reply == NULL) |
| 159 | return; |
| 160 | |
| 161 | if (error != NULL) { |
| 162 | _eglLog(_EGL_WARNING, "error in xcb_get_image"); |
| 163 | free(error); |
| 164 | } else { |
| 165 | uint32_t bytes = xcb_get_image_data_length(reply); |
| 166 | uint8_t *idata = xcb_get_image_data(reply); |
| 167 | memcpy(data, idata, bytes); |
| 168 | } |
| 169 | free(reply); |
| 170 | } |
| 171 | |
| 172 | |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 173 | /** |
| 174 | * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface(). |
| 175 | */ |
| 176 | static _EGLSurface * |
| 177 | dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type, |
| 178 | _EGLConfig *conf, EGLNativeWindowType window, |
| 179 | const EGLint *attrib_list) |
| 180 | { |
| 181 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 182 | struct dri2_egl_config *dri2_conf = dri2_egl_config(conf); |
| 183 | struct dri2_egl_surface *dri2_surf; |
| 184 | xcb_get_geometry_cookie_t cookie; |
| 185 | xcb_get_geometry_reply_t *reply; |
| 186 | xcb_screen_iterator_t s; |
| 187 | xcb_generic_error_t *error; |
| 188 | |
| 189 | (void) drv; |
| 190 | |
| 191 | dri2_surf = malloc(sizeof *dri2_surf); |
| 192 | if (!dri2_surf) { |
| 193 | _eglError(EGL_BAD_ALLOC, "dri2_create_surface"); |
| 194 | return NULL; |
| 195 | } |
| 196 | |
| 197 | if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list)) |
| 198 | goto cleanup_surf; |
| 199 | |
| 200 | dri2_surf->region = XCB_NONE; |
| 201 | if (type == EGL_PBUFFER_BIT) { |
| 202 | dri2_surf->drawable = xcb_generate_id(dri2_dpy->conn); |
| 203 | s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); |
| 204 | xcb_create_pixmap(dri2_dpy->conn, conf->BufferSize, |
| 205 | dri2_surf->drawable, s.data->root, |
| 206 | dri2_surf->base.Width, dri2_surf->base.Height); |
| 207 | } else { |
| 208 | dri2_surf->drawable = window; |
| 209 | } |
| 210 | |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 211 | if (dri2_dpy->dri2) { |
| 212 | dri2_surf->dri_drawable = |
| 213 | (*dri2_dpy->dri2->createNewDrawable) (dri2_dpy->dri_screen, |
| 214 | type == EGL_WINDOW_BIT ? |
| 215 | dri2_conf->dri_double_config : |
| 216 | dri2_conf->dri_single_config, |
| 217 | dri2_surf); |
| 218 | } else { |
| 219 | assert(dri2_dpy->swrast); |
| 220 | dri2_surf->dri_drawable = |
| 221 | (*dri2_dpy->swrast->createNewDrawable) (dri2_dpy->dri_screen, |
| 222 | dri2_conf->dri_double_config, |
| 223 | dri2_surf); |
| 224 | } |
| 225 | |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 226 | if (dri2_surf->dri_drawable == NULL) { |
| 227 | _eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable"); |
| 228 | goto cleanup_pixmap; |
| 229 | } |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 230 | |
| 231 | if (dri2_dpy->dri2) { |
| 232 | xcb_dri2_create_drawable (dri2_dpy->conn, dri2_surf->drawable); |
| 233 | } else { |
| 234 | swrastCreateDrawable(dri2_dpy, dri2_surf, _eglGetConfigKey(conf, EGL_DEPTH_SIZE)); |
| 235 | } |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 236 | |
| 237 | if (type != EGL_PBUFFER_BIT) { |
| 238 | cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable); |
| 239 | reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error); |
| 240 | if (reply == NULL || error != NULL) { |
| 241 | _eglError(EGL_BAD_ALLOC, "xcb_get_geometry"); |
| 242 | free(error); |
| 243 | goto cleanup_dri_drawable; |
| 244 | } |
| 245 | |
| 246 | dri2_surf->base.Width = reply->width; |
| 247 | dri2_surf->base.Height = reply->height; |
| 248 | free(reply); |
| 249 | } |
| 250 | |
| 251 | return &dri2_surf->base; |
| 252 | |
| 253 | cleanup_dri_drawable: |
| 254 | dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable); |
| 255 | cleanup_pixmap: |
| 256 | if (type == EGL_PBUFFER_BIT) |
| 257 | xcb_free_pixmap(dri2_dpy->conn, dri2_surf->drawable); |
| 258 | cleanup_surf: |
| 259 | free(dri2_surf); |
| 260 | |
| 261 | return NULL; |
| 262 | } |
| 263 | |
| 264 | /** |
| 265 | * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface(). |
| 266 | */ |
| 267 | static _EGLSurface * |
| 268 | dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| 269 | _EGLConfig *conf, EGLNativeWindowType window, |
| 270 | const EGLint *attrib_list) |
| 271 | { |
| 272 | return dri2_create_surface(drv, disp, EGL_WINDOW_BIT, conf, |
| 273 | window, attrib_list); |
| 274 | } |
| 275 | |
| 276 | static _EGLSurface * |
| 277 | dri2_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| 278 | _EGLConfig *conf, EGLNativePixmapType pixmap, |
| 279 | const EGLint *attrib_list) |
| 280 | { |
| 281 | return dri2_create_surface(drv, disp, EGL_PIXMAP_BIT, conf, |
| 282 | pixmap, attrib_list); |
| 283 | } |
| 284 | |
| 285 | static _EGLSurface * |
| 286 | dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| 287 | _EGLConfig *conf, const EGLint *attrib_list) |
| 288 | { |
| 289 | return dri2_create_surface(drv, disp, EGL_PBUFFER_BIT, conf, |
| 290 | XCB_WINDOW_NONE, attrib_list); |
| 291 | } |
| 292 | |
| 293 | static EGLBoolean |
| 294 | dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf) |
| 295 | { |
| 296 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 297 | struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| 298 | |
| 299 | (void) drv; |
| 300 | |
| 301 | if (!_eglPutSurface(surf)) |
| 302 | return EGL_TRUE; |
| 303 | |
| 304 | (*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable); |
| 305 | |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 306 | if (dri2_dpy->dri2) { |
| 307 | xcb_dri2_destroy_drawable (dri2_dpy->conn, dri2_surf->drawable); |
| 308 | } else { |
| 309 | assert(dri2_dpy->swrast); |
| 310 | swrastDestroyDrawable(dri2_dpy, dri2_surf); |
| 311 | } |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 312 | |
| 313 | if (surf->Type == EGL_PBUFFER_BIT) |
| 314 | xcb_free_pixmap (dri2_dpy->conn, dri2_surf->drawable); |
| 315 | |
| 316 | free(surf); |
| 317 | |
| 318 | return EGL_TRUE; |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * Process list of buffer received from the server |
| 323 | * |
| 324 | * Processes the list of buffers received in a reply from the server to either |
| 325 | * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat. |
| 326 | */ |
| 327 | static void |
| 328 | dri2_process_buffers(struct dri2_egl_surface *dri2_surf, |
| 329 | xcb_dri2_dri2_buffer_t *buffers, unsigned count) |
| 330 | { |
| 331 | struct dri2_egl_display *dri2_dpy = |
| 332 | dri2_egl_display(dri2_surf->base.Resource.Display); |
| 333 | xcb_rectangle_t rectangle; |
| 334 | unsigned i; |
| 335 | |
| 336 | dri2_surf->buffer_count = count; |
| 337 | dri2_surf->have_fake_front = 0; |
| 338 | |
| 339 | /* This assumes the DRI2 buffer attachment tokens matches the |
| 340 | * __DRIbuffer tokens. */ |
| 341 | for (i = 0; i < count; i++) { |
| 342 | dri2_surf->buffers[i].attachment = buffers[i].attachment; |
| 343 | dri2_surf->buffers[i].name = buffers[i].name; |
| 344 | dri2_surf->buffers[i].pitch = buffers[i].pitch; |
| 345 | dri2_surf->buffers[i].cpp = buffers[i].cpp; |
| 346 | dri2_surf->buffers[i].flags = buffers[i].flags; |
| 347 | |
| 348 | /* We only use the DRI drivers single buffer configs. This |
| 349 | * means that if we try to render to a window, DRI2 will give us |
| 350 | * the fake front buffer, which we'll use as a back buffer. |
| 351 | * Note that EGL doesn't require that several clients rendering |
| 352 | * to the same window must see the same aux buffers. */ |
| 353 | if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_FAKE_FRONT_LEFT) |
| 354 | dri2_surf->have_fake_front = 1; |
| 355 | } |
| 356 | |
| 357 | if (dri2_surf->region != XCB_NONE) |
| 358 | xcb_xfixes_destroy_region(dri2_dpy->conn, dri2_surf->region); |
| 359 | |
| 360 | rectangle.x = 0; |
| 361 | rectangle.y = 0; |
| 362 | rectangle.width = dri2_surf->base.Width; |
| 363 | rectangle.height = dri2_surf->base.Height; |
| 364 | dri2_surf->region = xcb_generate_id(dri2_dpy->conn); |
| 365 | xcb_xfixes_create_region(dri2_dpy->conn, dri2_surf->region, 1, &rectangle); |
| 366 | } |
| 367 | |
| 368 | static __DRIbuffer * |
| 369 | dri2_get_buffers(__DRIdrawable * driDrawable, |
| 370 | int *width, int *height, |
| 371 | unsigned int *attachments, int count, |
| 372 | int *out_count, void *loaderPrivate) |
| 373 | { |
| 374 | struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| 375 | struct dri2_egl_display *dri2_dpy = |
| 376 | dri2_egl_display(dri2_surf->base.Resource.Display); |
| 377 | xcb_dri2_dri2_buffer_t *buffers; |
| 378 | xcb_dri2_get_buffers_reply_t *reply; |
| 379 | xcb_dri2_get_buffers_cookie_t cookie; |
| 380 | |
| 381 | (void) driDrawable; |
| 382 | |
| 383 | cookie = xcb_dri2_get_buffers_unchecked (dri2_dpy->conn, |
| 384 | dri2_surf->drawable, |
| 385 | count, count, attachments); |
| 386 | reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, cookie, NULL); |
| 387 | buffers = xcb_dri2_get_buffers_buffers (reply); |
| 388 | if (buffers == NULL) |
| 389 | return NULL; |
| 390 | |
| 391 | *out_count = reply->count; |
| 392 | dri2_surf->base.Width = *width = reply->width; |
| 393 | dri2_surf->base.Height = *height = reply->height; |
| 394 | dri2_process_buffers(dri2_surf, buffers, *out_count); |
| 395 | |
| 396 | free(reply); |
| 397 | |
| 398 | return dri2_surf->buffers; |
| 399 | } |
| 400 | |
| 401 | static __DRIbuffer * |
| 402 | dri2_get_buffers_with_format(__DRIdrawable * driDrawable, |
| 403 | int *width, int *height, |
| 404 | unsigned int *attachments, int count, |
| 405 | int *out_count, void *loaderPrivate) |
| 406 | { |
| 407 | struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| 408 | struct dri2_egl_display *dri2_dpy = |
| 409 | dri2_egl_display(dri2_surf->base.Resource.Display); |
| 410 | xcb_dri2_dri2_buffer_t *buffers; |
| 411 | xcb_dri2_get_buffers_with_format_reply_t *reply; |
| 412 | xcb_dri2_get_buffers_with_format_cookie_t cookie; |
| 413 | xcb_dri2_attach_format_t *format_attachments; |
| 414 | |
| 415 | (void) driDrawable; |
| 416 | |
| 417 | format_attachments = (xcb_dri2_attach_format_t *) attachments; |
| 418 | cookie = xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy->conn, |
| 419 | dri2_surf->drawable, |
| 420 | count, count, |
| 421 | format_attachments); |
| 422 | |
| 423 | reply = xcb_dri2_get_buffers_with_format_reply (dri2_dpy->conn, |
| 424 | cookie, NULL); |
| 425 | if (reply == NULL) |
| 426 | return NULL; |
| 427 | |
| 428 | buffers = xcb_dri2_get_buffers_with_format_buffers (reply); |
| 429 | dri2_surf->base.Width = *width = reply->width; |
| 430 | dri2_surf->base.Height = *height = reply->height; |
| 431 | *out_count = reply->count; |
| 432 | dri2_process_buffers(dri2_surf, buffers, *out_count); |
| 433 | |
| 434 | free(reply); |
| 435 | |
| 436 | return dri2_surf->buffers; |
| 437 | } |
| 438 | |
| 439 | static void |
| 440 | dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate) |
| 441 | { |
| 442 | (void) driDrawable; |
| 443 | |
| 444 | /* FIXME: Does EGL support front buffer rendering at all? */ |
| 445 | |
| 446 | #if 0 |
| 447 | struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| 448 | |
| 449 | dri2WaitGL(dri2_surf); |
| 450 | #else |
| 451 | (void) loaderPrivate; |
| 452 | #endif |
| 453 | } |
| 454 | |
| 455 | static char * |
| 456 | dri2_strndup(const char *s, int length) |
| 457 | { |
| 458 | char *d; |
| 459 | |
| 460 | d = malloc(length + 1); |
| 461 | if (d == NULL) |
| 462 | return NULL; |
| 463 | |
| 464 | memcpy(d, s, length); |
| 465 | d[length] = '\0'; |
| 466 | |
| 467 | return d; |
| 468 | } |
| 469 | |
| 470 | static EGLBoolean |
| 471 | dri2_connect(struct dri2_egl_display *dri2_dpy) |
| 472 | { |
| 473 | xcb_xfixes_query_version_reply_t *xfixes_query; |
| 474 | xcb_xfixes_query_version_cookie_t xfixes_query_cookie; |
| 475 | xcb_dri2_query_version_reply_t *dri2_query; |
| 476 | xcb_dri2_query_version_cookie_t dri2_query_cookie; |
| 477 | xcb_dri2_connect_reply_t *connect; |
| 478 | xcb_dri2_connect_cookie_t connect_cookie; |
| 479 | xcb_generic_error_t *error; |
| 480 | xcb_screen_iterator_t s; |
Benjamin Franzke | 4ca075a | 2011-03-02 21:23:04 +0100 | [diff] [blame^] | 481 | char *driver_name, *device_name; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 482 | |
| 483 | xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id); |
| 484 | xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id); |
| 485 | |
| 486 | xfixes_query_cookie = xcb_xfixes_query_version(dri2_dpy->conn, |
| 487 | XCB_XFIXES_MAJOR_VERSION, |
| 488 | XCB_XFIXES_MINOR_VERSION); |
| 489 | |
| 490 | dri2_query_cookie = xcb_dri2_query_version (dri2_dpy->conn, |
| 491 | XCB_DRI2_MAJOR_VERSION, |
| 492 | XCB_DRI2_MINOR_VERSION); |
| 493 | |
| 494 | s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); |
| 495 | connect_cookie = xcb_dri2_connect_unchecked (dri2_dpy->conn, |
| 496 | s.data->root, |
| 497 | XCB_DRI2_DRIVER_TYPE_DRI); |
| 498 | |
| 499 | xfixes_query = |
| 500 | xcb_xfixes_query_version_reply (dri2_dpy->conn, |
| 501 | xfixes_query_cookie, &error); |
| 502 | if (xfixes_query == NULL || |
| 503 | error != NULL || xfixes_query->major_version < 2) { |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 504 | _eglLog(_EGL_WARNING, "DRI2: failed to query xfixes version"); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 505 | free(error); |
| 506 | return EGL_FALSE; |
| 507 | } |
| 508 | free(xfixes_query); |
| 509 | |
| 510 | dri2_query = |
| 511 | xcb_dri2_query_version_reply (dri2_dpy->conn, dri2_query_cookie, &error); |
| 512 | if (dri2_query == NULL || error != NULL) { |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 513 | _eglLog(_EGL_WARNING, "DRI2: failed to query version"); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 514 | free(error); |
| 515 | return EGL_FALSE; |
| 516 | } |
| 517 | dri2_dpy->dri2_major = dri2_query->major_version; |
| 518 | dri2_dpy->dri2_minor = dri2_query->minor_version; |
| 519 | free(dri2_query); |
| 520 | |
| 521 | connect = xcb_dri2_connect_reply (dri2_dpy->conn, connect_cookie, NULL); |
| 522 | if (connect == NULL || |
| 523 | connect->driver_name_length + connect->device_name_length == 0) { |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 524 | _eglLog(_EGL_WARNING, "DRI2: failed to authenticate"); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 525 | return EGL_FALSE; |
| 526 | } |
| 527 | |
Benjamin Franzke | 4ca075a | 2011-03-02 21:23:04 +0100 | [diff] [blame^] | 528 | driver_name = xcb_dri2_connect_driver_name (connect); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 529 | dri2_dpy->driver_name = |
Benjamin Franzke | 4ca075a | 2011-03-02 21:23:04 +0100 | [diff] [blame^] | 530 | dri2_strndup(driver_name, |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 531 | xcb_dri2_connect_driver_name_length (connect)); |
| 532 | |
Benjamin Franzke | 4ca075a | 2011-03-02 21:23:04 +0100 | [diff] [blame^] | 533 | #if XCB_DRI2_CONNECT_DEVICE_NAME_BROKEN |
| 534 | device_name = driver_name + ((connect->driver_name_length + 3) & ~3); |
| 535 | #else |
| 536 | device_name = xcb_dri2_connect_device_name (connect); |
| 537 | #endif |
| 538 | |
| 539 | dri2_dpy->device_name = |
| 540 | dri2_strndup(device_name, |
| 541 | xcb_dri2_connect_device_name_length (connect)); |
| 542 | |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 543 | if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) { |
| 544 | free(dri2_dpy->device_name); |
| 545 | free(dri2_dpy->driver_name); |
| 546 | free(connect); |
| 547 | return EGL_FALSE; |
| 548 | } |
| 549 | free(connect); |
| 550 | |
| 551 | return EGL_TRUE; |
| 552 | } |
| 553 | |
Benjamin Franzke | 6b369c4 | 2011-02-21 16:22:34 +0100 | [diff] [blame] | 554 | static int |
| 555 | dri2_x11_authenticate(_EGLDisplay *disp, uint32_t id) |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 556 | { |
Benjamin Franzke | 6b369c4 | 2011-02-21 16:22:34 +0100 | [diff] [blame] | 557 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 558 | xcb_dri2_authenticate_reply_t *authenticate; |
| 559 | xcb_dri2_authenticate_cookie_t authenticate_cookie; |
| 560 | xcb_screen_iterator_t s; |
Benjamin Franzke | 6b369c4 | 2011-02-21 16:22:34 +0100 | [diff] [blame] | 561 | int ret = 0; |
| 562 | |
| 563 | s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); |
| 564 | authenticate_cookie = |
| 565 | xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, id); |
| 566 | authenticate = |
| 567 | xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL); |
| 568 | |
| 569 | if (authenticate == NULL || !authenticate->authenticated) |
| 570 | ret = -1; |
| 571 | |
| 572 | if (authenticate) |
| 573 | free(authenticate); |
| 574 | |
| 575 | return ret; |
| 576 | } |
| 577 | |
| 578 | static EGLBoolean |
| 579 | dri2_authenticate(_EGLDisplay *disp) |
| 580 | { |
| 581 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 582 | drm_magic_t magic; |
| 583 | |
| 584 | if (drmGetMagic(dri2_dpy->fd, &magic)) { |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 585 | _eglLog(_EGL_WARNING, "DRI2: failed to get drm magic"); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 586 | return EGL_FALSE; |
| 587 | } |
Benjamin Franzke | 6b369c4 | 2011-02-21 16:22:34 +0100 | [diff] [blame] | 588 | |
| 589 | if (dri2_x11_authenticate(disp, magic) < 0) { |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 590 | _eglLog(_EGL_WARNING, "DRI2: failed to authenticate"); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 591 | return EGL_FALSE; |
| 592 | } |
| 593 | |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 594 | return EGL_TRUE; |
| 595 | } |
| 596 | |
| 597 | static EGLBoolean |
| 598 | dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy, |
| 599 | _EGLDisplay *disp) |
| 600 | { |
| 601 | xcb_screen_iterator_t s; |
| 602 | xcb_depth_iterator_t d; |
| 603 | xcb_visualtype_t *visuals; |
| 604 | int i, j, id; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 605 | EGLint surface_type; |
Benjamin Franzke | 87dde5b | 2011-02-09 15:30:20 +0100 | [diff] [blame] | 606 | EGLint config_attrs[] = { |
| 607 | EGL_NATIVE_VISUAL_ID, 0, |
| 608 | EGL_NATIVE_VISUAL_TYPE, 0, |
| 609 | EGL_NONE |
| 610 | }; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 611 | |
| 612 | s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); |
| 613 | d = xcb_screen_allowed_depths_iterator(s.data); |
| 614 | id = 1; |
| 615 | |
| 616 | surface_type = |
| 617 | EGL_WINDOW_BIT | |
| 618 | EGL_PIXMAP_BIT | |
| 619 | EGL_PBUFFER_BIT | |
| 620 | EGL_SWAP_BEHAVIOR_PRESERVED_BIT; |
| 621 | |
| 622 | while (d.rem > 0) { |
| 623 | EGLBoolean class_added[6] = { 0, }; |
| 624 | |
| 625 | visuals = xcb_depth_visuals(d.data); |
| 626 | for (i = 0; i < xcb_depth_visuals_length(d.data); i++) { |
| 627 | if (class_added[visuals[i]._class]) |
| 628 | continue; |
| 629 | |
| 630 | class_added[visuals[i]._class] = EGL_TRUE; |
| 631 | for (j = 0; dri2_dpy->driver_configs[j]; j++) { |
Benjamin Franzke | 87dde5b | 2011-02-09 15:30:20 +0100 | [diff] [blame] | 632 | config_attrs[1] = visuals[i].visual_id; |
| 633 | config_attrs[3] = visuals[i]._class; |
| 634 | |
| 635 | dri2_add_config(disp, dri2_dpy->driver_configs[j], id++, |
| 636 | d.data->depth, surface_type, config_attrs); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 637 | } |
| 638 | } |
| 639 | |
| 640 | xcb_depth_next(&d); |
| 641 | } |
| 642 | |
| 643 | if (!_eglGetArraySize(disp->Configs)) { |
| 644 | _eglLog(_EGL_WARNING, "DRI2: failed to create any config"); |
| 645 | return EGL_FALSE; |
| 646 | } |
| 647 | |
| 648 | return EGL_TRUE; |
| 649 | } |
| 650 | |
| 651 | static EGLBoolean |
| 652 | dri2_copy_region(_EGLDriver *drv, _EGLDisplay *disp, |
| 653 | _EGLSurface *draw, xcb_xfixes_region_t region) |
| 654 | { |
| 655 | struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); |
| 656 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 657 | struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); |
| 658 | _EGLContext *ctx; |
Benjamin Franzke | 87dde5b | 2011-02-09 15:30:20 +0100 | [diff] [blame] | 659 | enum xcb_dri2_attachment_t render_attachment; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 660 | xcb_dri2_copy_region_cookie_t cookie; |
| 661 | |
| 662 | if (dri2_drv->glFlush) { |
| 663 | ctx = _eglGetCurrentContext(); |
| 664 | if (ctx && ctx->DrawSurface == &dri2_surf->base) |
| 665 | dri2_drv->glFlush(); |
| 666 | } |
| 667 | |
| 668 | (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable); |
| 669 | |
| 670 | #if 0 |
| 671 | /* FIXME: Add support for dri swapbuffers, that'll give us swap |
| 672 | * interval and page flipping (at least for fullscreen windows) as |
| 673 | * well as the page flip event. Unless surface->SwapBehavior is |
| 674 | * EGL_BUFFER_PRESERVED. */ |
| 675 | #if __DRI2_FLUSH_VERSION >= 2 |
| 676 | if (pdraw->psc->f) |
| 677 | (*pdraw->psc->f->flushInvalidate)(pdraw->driDrawable); |
| 678 | #endif |
| 679 | #endif |
| 680 | |
Benjamin Franzke | 87dde5b | 2011-02-09 15:30:20 +0100 | [diff] [blame] | 681 | if (dri2_surf->have_fake_front) |
| 682 | render_attachment = XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT; |
| 683 | else |
| 684 | render_attachment = XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 685 | |
| 686 | cookie = xcb_dri2_copy_region_unchecked(dri2_dpy->conn, |
| 687 | dri2_surf->drawable, |
| 688 | region, |
| 689 | XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT, |
Benjamin Franzke | 87dde5b | 2011-02-09 15:30:20 +0100 | [diff] [blame] | 690 | render_attachment); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 691 | free(xcb_dri2_copy_region_reply(dri2_dpy->conn, cookie, NULL)); |
| 692 | |
| 693 | return EGL_TRUE; |
| 694 | } |
| 695 | |
| 696 | static EGLBoolean |
| 697 | dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) |
| 698 | { |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 699 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 700 | struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); |
| 701 | |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 702 | if (dri2_dpy->dri2) { |
| 703 | return dri2_copy_region(drv, disp, draw, dri2_surf->region); |
| 704 | } else { |
| 705 | assert(dri2_dpy->swrast); |
| 706 | |
| 707 | dri2_dpy->core->swapBuffers(dri2_surf->dri_drawable); |
| 708 | return EGL_TRUE; |
| 709 | } |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 710 | } |
| 711 | |
| 712 | static EGLBoolean |
| 713 | dri2_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw, |
| 714 | EGLint numRects, const EGLint *rects) |
| 715 | { |
| 716 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 717 | struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); |
| 718 | EGLBoolean ret; |
| 719 | xcb_xfixes_region_t region; |
| 720 | xcb_rectangle_t rectangles[16]; |
| 721 | int i; |
| 722 | |
| 723 | if (numRects > (int)ARRAY_SIZE(rectangles)) |
| 724 | return dri2_copy_region(drv, disp, draw, dri2_surf->region); |
| 725 | |
| 726 | /* FIXME: Invert y here? */ |
| 727 | for (i = 0; i < numRects; i++) { |
| 728 | rectangles[i].x = rects[i * 4]; |
| 729 | rectangles[i].y = rects[i * 4 + 1]; |
| 730 | rectangles[i].width = rects[i * 4 + 2]; |
| 731 | rectangles[i].height = rects[i * 4 + 3]; |
| 732 | } |
| 733 | |
| 734 | region = xcb_generate_id(dri2_dpy->conn); |
| 735 | xcb_xfixes_create_region(dri2_dpy->conn, region, numRects, rectangles); |
| 736 | ret = dri2_copy_region(drv, disp, draw, region); |
| 737 | xcb_xfixes_destroy_region(dri2_dpy->conn, region); |
| 738 | |
| 739 | return ret; |
| 740 | } |
| 741 | |
| 742 | static EGLBoolean |
| 743 | dri2_copy_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| 744 | EGLNativePixmapType target) |
| 745 | { |
| 746 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 747 | struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| 748 | xcb_gcontext_t gc; |
| 749 | |
| 750 | (void) drv; |
| 751 | |
| 752 | (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable); |
| 753 | |
| 754 | gc = xcb_generate_id(dri2_dpy->conn); |
| 755 | xcb_create_gc(dri2_dpy->conn, gc, target, 0, NULL); |
| 756 | xcb_copy_area(dri2_dpy->conn, |
| 757 | dri2_surf->drawable, |
| 758 | target, |
| 759 | gc, |
| 760 | 0, 0, |
| 761 | 0, 0, |
| 762 | dri2_surf->base.Width, |
| 763 | dri2_surf->base.Height); |
| 764 | xcb_free_gc(dri2_dpy->conn, gc); |
| 765 | |
| 766 | return EGL_TRUE; |
| 767 | } |
| 768 | |
| 769 | static _EGLImage * |
| 770 | dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx, |
| 771 | EGLClientBuffer buffer, const EGLint *attr_list) |
| 772 | { |
| 773 | struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 774 | struct dri2_egl_image *dri2_img; |
| 775 | unsigned int attachments[1]; |
| 776 | xcb_drawable_t drawable; |
| 777 | xcb_dri2_get_buffers_cookie_t buffers_cookie; |
| 778 | xcb_dri2_get_buffers_reply_t *buffers_reply; |
| 779 | xcb_dri2_dri2_buffer_t *buffers; |
| 780 | xcb_get_geometry_cookie_t geometry_cookie; |
| 781 | xcb_get_geometry_reply_t *geometry_reply; |
| 782 | xcb_generic_error_t *error; |
| 783 | int stride, format; |
| 784 | |
| 785 | (void) ctx; |
| 786 | |
| 787 | drawable = (xcb_drawable_t) buffer; |
| 788 | xcb_dri2_create_drawable (dri2_dpy->conn, drawable); |
| 789 | attachments[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT; |
| 790 | buffers_cookie = |
| 791 | xcb_dri2_get_buffers_unchecked (dri2_dpy->conn, |
| 792 | drawable, 1, 1, attachments); |
| 793 | geometry_cookie = xcb_get_geometry (dri2_dpy->conn, drawable); |
| 794 | buffers_reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, |
| 795 | buffers_cookie, NULL); |
| 796 | buffers = xcb_dri2_get_buffers_buffers (buffers_reply); |
| 797 | if (buffers == NULL) { |
| 798 | return NULL; |
| 799 | } |
| 800 | |
| 801 | geometry_reply = xcb_get_geometry_reply (dri2_dpy->conn, |
| 802 | geometry_cookie, &error); |
| 803 | if (geometry_reply == NULL || error != NULL) { |
| 804 | _eglError(EGL_BAD_ALLOC, "xcb_get_geometry"); |
| 805 | free(error); |
| 806 | free(buffers_reply); |
Chia-I Wu | bf0c565 | 2011-02-20 12:23:54 -0700 | [diff] [blame] | 807 | return NULL; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 808 | } |
| 809 | |
| 810 | switch (geometry_reply->depth) { |
| 811 | case 16: |
| 812 | format = __DRI_IMAGE_FORMAT_RGB565; |
| 813 | break; |
| 814 | case 24: |
| 815 | format = __DRI_IMAGE_FORMAT_XRGB8888; |
| 816 | break; |
| 817 | case 32: |
| 818 | format = __DRI_IMAGE_FORMAT_ARGB8888; |
| 819 | break; |
| 820 | default: |
| 821 | _eglError(EGL_BAD_PARAMETER, |
| 822 | "dri2_create_image_khr: unsupported pixmap depth"); |
| 823 | free(buffers_reply); |
| 824 | free(geometry_reply); |
| 825 | return NULL; |
| 826 | } |
| 827 | |
| 828 | dri2_img = malloc(sizeof *dri2_img); |
| 829 | if (!dri2_img) { |
| 830 | free(buffers_reply); |
| 831 | free(geometry_reply); |
| 832 | _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); |
| 833 | return EGL_NO_IMAGE_KHR; |
| 834 | } |
| 835 | |
| 836 | if (!_eglInitImage(&dri2_img->base, disp)) { |
| 837 | free(buffers_reply); |
| 838 | free(geometry_reply); |
| 839 | return EGL_NO_IMAGE_KHR; |
| 840 | } |
| 841 | |
| 842 | stride = buffers[0].pitch / buffers[0].cpp; |
| 843 | dri2_img->dri_image = |
| 844 | dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen, |
| 845 | buffers_reply->width, |
| 846 | buffers_reply->height, |
| 847 | format, |
| 848 | buffers[0].name, |
| 849 | stride, |
| 850 | dri2_img); |
| 851 | |
| 852 | free(buffers_reply); |
| 853 | free(geometry_reply); |
| 854 | |
| 855 | return &dri2_img->base; |
| 856 | } |
| 857 | |
| 858 | static _EGLImage * |
| 859 | dri2_x11_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp, |
| 860 | _EGLContext *ctx, EGLenum target, |
| 861 | EGLClientBuffer buffer, const EGLint *attr_list) |
| 862 | { |
| 863 | (void) drv; |
| 864 | |
| 865 | switch (target) { |
| 866 | case EGL_NATIVE_PIXMAP_KHR: |
| 867 | return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list); |
| 868 | default: |
| 869 | return dri2_create_image_khr(drv, disp, ctx, target, buffer, attr_list); |
| 870 | } |
| 871 | } |
| 872 | |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 873 | static EGLBoolean |
| 874 | dri2_initialize_x11_swrast(_EGLDriver *drv, _EGLDisplay *disp) |
| 875 | { |
| 876 | struct dri2_egl_display *dri2_dpy; |
| 877 | |
| 878 | drv->API.CreateWindowSurface = dri2_create_window_surface; |
| 879 | drv->API.CreatePixmapSurface = dri2_create_pixmap_surface; |
| 880 | drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface; |
| 881 | drv->API.DestroySurface = dri2_destroy_surface; |
| 882 | drv->API.SwapBuffers = dri2_swap_buffers; |
| 883 | drv->API.CopyBuffers = dri2_copy_buffers; |
| 884 | |
| 885 | drv->API.SwapBuffersRegionNOK = NULL; |
| 886 | drv->API.CreateImageKHR = NULL; |
| 887 | drv->API.DestroyImageKHR = NULL; |
| 888 | drv->API.CreateDRMImageMESA = NULL; |
| 889 | drv->API.ExportDRMImageMESA = NULL; |
| 890 | |
| 891 | dri2_dpy = malloc(sizeof *dri2_dpy); |
| 892 | if (!dri2_dpy) |
| 893 | return _eglError(EGL_BAD_ALLOC, "eglInitialize"); |
| 894 | |
| 895 | memset(dri2_dpy, 0, sizeof *dri2_dpy); |
| 896 | |
| 897 | disp->DriverData = (void *) dri2_dpy; |
| 898 | if (disp->PlatformDisplay == NULL) { |
| 899 | dri2_dpy->conn = xcb_connect(0, 0); |
| 900 | } else { |
| 901 | dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay); |
| 902 | } |
| 903 | |
| 904 | if (xcb_connection_has_error(dri2_dpy->conn)) { |
| 905 | _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); |
| 906 | goto cleanup_dpy; |
| 907 | } |
| 908 | |
| 909 | dri2_dpy->driver_name = dri2_strndup("swrast", strlen("swrast")); |
| 910 | |
| 911 | if (!dri2_load_driver(disp)) |
| 912 | goto cleanup_conn; |
| 913 | |
| 914 | dri2_dpy->swrast_loader_extension.base.name = __DRI_SWRAST_LOADER; |
| 915 | dri2_dpy->swrast_loader_extension.base.version = __DRI_SWRAST_LOADER_VERSION; |
| 916 | dri2_dpy->swrast_loader_extension.getDrawableInfo = swrastGetDrawableInfo; |
| 917 | dri2_dpy->swrast_loader_extension.putImage = swrastPutImage; |
| 918 | dri2_dpy->swrast_loader_extension.getImage = swrastGetImage; |
| 919 | |
| 920 | dri2_dpy->extensions[0] = &dri2_dpy->swrast_loader_extension.base; |
| 921 | dri2_dpy->extensions[1] = NULL; |
| 922 | dri2_dpy->extensions[2] = NULL; |
| 923 | |
| 924 | if (!dri2_create_screen(disp)) |
| 925 | goto cleanup_driver; |
| 926 | |
| 927 | if (dri2_dpy->conn) { |
| 928 | if (!dri2_add_configs_for_visuals(dri2_dpy, disp)) |
| 929 | goto cleanup_configs; |
| 930 | } |
| 931 | |
| 932 | /* we're supporting EGL 1.4 */ |
| 933 | disp->VersionMajor = 1; |
| 934 | disp->VersionMinor = 4; |
| 935 | |
| 936 | return EGL_TRUE; |
| 937 | |
| 938 | cleanup_configs: |
| 939 | _eglCleanupDisplay(disp); |
| 940 | dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); |
| 941 | cleanup_driver: |
| 942 | dlclose(dri2_dpy->driver); |
| 943 | cleanup_conn: |
| 944 | if (disp->PlatformDisplay == NULL) |
| 945 | xcb_disconnect(dri2_dpy->conn); |
| 946 | cleanup_dpy: |
| 947 | free(dri2_dpy); |
| 948 | |
| 949 | return EGL_FALSE; |
| 950 | } |
| 951 | |
| 952 | |
| 953 | static EGLBoolean |
| 954 | dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp) |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 955 | { |
| 956 | struct dri2_egl_display *dri2_dpy; |
| 957 | |
| 958 | drv->API.CreateWindowSurface = dri2_create_window_surface; |
| 959 | drv->API.CreatePixmapSurface = dri2_create_pixmap_surface; |
| 960 | drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface; |
| 961 | drv->API.DestroySurface = dri2_destroy_surface; |
| 962 | drv->API.SwapBuffers = dri2_swap_buffers; |
| 963 | drv->API.CopyBuffers = dri2_copy_buffers; |
| 964 | drv->API.CreateImageKHR = dri2_x11_create_image_khr; |
| 965 | drv->API.SwapBuffersRegionNOK = dri2_swap_buffers_region; |
| 966 | |
| 967 | dri2_dpy = malloc(sizeof *dri2_dpy); |
| 968 | if (!dri2_dpy) |
| 969 | return _eglError(EGL_BAD_ALLOC, "eglInitialize"); |
| 970 | |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 971 | memset(dri2_dpy, 0, sizeof *dri2_dpy); |
| 972 | |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 973 | disp->DriverData = (void *) dri2_dpy; |
| 974 | if (disp->PlatformDisplay == NULL) { |
| 975 | dri2_dpy->conn = xcb_connect(0, 0); |
| 976 | } else { |
| 977 | dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay); |
| 978 | } |
| 979 | |
| 980 | if (xcb_connection_has_error(dri2_dpy->conn)) { |
| 981 | _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); |
| 982 | goto cleanup_dpy; |
| 983 | } |
| 984 | |
| 985 | if (dri2_dpy->conn) { |
| 986 | if (!dri2_connect(dri2_dpy)) |
| 987 | goto cleanup_conn; |
| 988 | } |
| 989 | |
| 990 | if (!dri2_load_driver(disp)) |
| 991 | goto cleanup_conn; |
| 992 | |
| 993 | dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR); |
| 994 | if (dri2_dpy->fd == -1) { |
| 995 | _eglLog(_EGL_WARNING, |
| 996 | "DRI2: could not open %s (%s)", dri2_dpy->device_name, |
| 997 | strerror(errno)); |
| 998 | goto cleanup_driver; |
| 999 | } |
| 1000 | |
| 1001 | if (dri2_dpy->conn) { |
Benjamin Franzke | 6b369c4 | 2011-02-21 16:22:34 +0100 | [diff] [blame] | 1002 | if (!dri2_authenticate(disp)) |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 1003 | goto cleanup_fd; |
| 1004 | } |
| 1005 | |
| 1006 | if (dri2_dpy->dri2_minor >= 1) { |
Haitao Feng | 3104e5c | 2011-02-09 15:05:11 +0800 | [diff] [blame] | 1007 | dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER; |
| 1008 | dri2_dpy->dri2_loader_extension.base.version = 3; |
| 1009 | dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers; |
| 1010 | dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer; |
| 1011 | dri2_dpy->dri2_loader_extension.getBuffersWithFormat = |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 1012 | dri2_get_buffers_with_format; |
| 1013 | } else { |
Haitao Feng | 3104e5c | 2011-02-09 15:05:11 +0800 | [diff] [blame] | 1014 | dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER; |
| 1015 | dri2_dpy->dri2_loader_extension.base.version = 2; |
| 1016 | dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers; |
| 1017 | dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer; |
| 1018 | dri2_dpy->dri2_loader_extension.getBuffersWithFormat = NULL; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 1019 | } |
| 1020 | |
Haitao Feng | 3104e5c | 2011-02-09 15:05:11 +0800 | [diff] [blame] | 1021 | dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base; |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 1022 | dri2_dpy->extensions[1] = &image_lookup_extension.base; |
| 1023 | dri2_dpy->extensions[2] = NULL; |
| 1024 | |
| 1025 | if (!dri2_create_screen(disp)) |
| 1026 | goto cleanup_fd; |
| 1027 | |
| 1028 | if (dri2_dpy->conn) { |
| 1029 | if (!dri2_add_configs_for_visuals(dri2_dpy, disp)) |
| 1030 | goto cleanup_configs; |
| 1031 | } |
| 1032 | |
| 1033 | disp->Extensions.MESA_drm_image = EGL_TRUE; |
| 1034 | disp->Extensions.KHR_image_base = EGL_TRUE; |
| 1035 | disp->Extensions.KHR_image_pixmap = EGL_TRUE; |
| 1036 | disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE; |
| 1037 | disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE; |
| 1038 | disp->Extensions.NOK_swap_region = EGL_TRUE; |
| 1039 | disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE; |
| 1040 | |
Benjamin Franzke | 6b369c4 | 2011-02-21 16:22:34 +0100 | [diff] [blame] | 1041 | #ifdef HAVE_WAYLAND_PLATFORM |
| 1042 | disp->Extensions.WL_bind_wayland_display = EGL_TRUE; |
| 1043 | #endif |
| 1044 | dri2_dpy->authenticate = dri2_x11_authenticate; |
| 1045 | |
Kristian Høgsberg | 2889d96 | 2011-02-02 22:10:40 -0500 | [diff] [blame] | 1046 | /* we're supporting EGL 1.4 */ |
| 1047 | disp->VersionMajor = 1; |
| 1048 | disp->VersionMinor = 4; |
| 1049 | |
| 1050 | return EGL_TRUE; |
| 1051 | |
| 1052 | cleanup_configs: |
| 1053 | _eglCleanupDisplay(disp); |
| 1054 | dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); |
| 1055 | cleanup_fd: |
| 1056 | close(dri2_dpy->fd); |
| 1057 | cleanup_driver: |
| 1058 | dlclose(dri2_dpy->driver); |
| 1059 | cleanup_conn: |
| 1060 | if (disp->PlatformDisplay == NULL) |
| 1061 | xcb_disconnect(dri2_dpy->conn); |
| 1062 | cleanup_dpy: |
| 1063 | free(dri2_dpy); |
| 1064 | |
| 1065 | return EGL_FALSE; |
| 1066 | } |
Haitao Feng | f55d027 | 2011-02-16 23:05:15 -0500 | [diff] [blame] | 1067 | |
| 1068 | EGLBoolean |
| 1069 | dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp) |
| 1070 | { |
| 1071 | EGLBoolean initialized = EGL_TRUE; |
| 1072 | |
| 1073 | int x11_dri2_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL); |
| 1074 | |
| 1075 | if (x11_dri2_accel) { |
| 1076 | if (!dri2_initialize_x11_dri2(drv, disp)) { |
| 1077 | initialized = dri2_initialize_x11_swrast(drv, disp); |
| 1078 | } |
| 1079 | } else { |
| 1080 | initialized = dri2_initialize_x11_swrast(drv, disp); |
| 1081 | } |
| 1082 | |
| 1083 | return initialized; |
| 1084 | } |
| 1085 | |