The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright 2007, The Android Open Source Project |
| 3 | ** |
| 4 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | ** you may not use this file except in compliance with the License. |
| 6 | ** You may obtain a copy of the License at |
| 7 | ** |
| 8 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | ** |
| 10 | ** Unless required by applicable law or agreed to in writing, software |
| 11 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | ** See the License for the specific language governing permissions and |
| 14 | ** limitations under the License. |
| 15 | */ |
| 16 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 17 | #include <ctype.h> |
Mathias Agopian | 11be99d | 2009-05-17 18:50:16 -0700 | [diff] [blame] | 18 | #include <stdlib.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 19 | #include <string.h> |
| 20 | #include <errno.h> |
| 21 | #include <dlfcn.h> |
| 22 | |
| 23 | #include <sys/ioctl.h> |
| 24 | |
| 25 | #if HAVE_ANDROID_OS |
| 26 | #include <linux/android_pmem.h> |
| 27 | #endif |
| 28 | |
| 29 | #include <EGL/egl.h> |
| 30 | #include <EGL/eglext.h> |
| 31 | #include <GLES/gl.h> |
| 32 | #include <GLES/glext.h> |
| 33 | |
| 34 | #include <cutils/log.h> |
| 35 | #include <cutils/atomic.h> |
| 36 | #include <cutils/properties.h> |
| 37 | #include <cutils/memory.h> |
| 38 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 39 | #include "hooks.h" |
| 40 | #include "egl_impl.h" |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 41 | #include "Loader.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | |
| 43 | #define MAKE_CONFIG(_impl, _index) ((EGLConfig)(((_impl)<<24) | (_index))) |
| 44 | #define setError(_e, _r) setErrorEtc(__FUNCTION__, __LINE__, _e, _r) |
| 45 | |
| 46 | // ---------------------------------------------------------------------------- |
| 47 | namespace android { |
| 48 | // ---------------------------------------------------------------------------- |
| 49 | |
| 50 | #define VERSION_MAJOR 1 |
| 51 | #define VERSION_MINOR 4 |
| 52 | static char const * const gVendorString = "Android"; |
| 53 | static char const * const gVersionString = "1.31 Android META-EGL"; |
| 54 | static char const * const gClientApiString = "OpenGL ES"; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 55 | static char const * const gExtensionString = |
| 56 | "EGL_KHR_image " |
Mathias Agopian | 927d37c | 2009-05-06 23:47:08 -0700 | [diff] [blame] | 57 | "EGL_KHR_image_base " |
| 58 | "EGL_KHR_image_pixmap " |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 59 | "EGL_ANDROID_image_native_buffer " |
Mathias Agopian | 2e20bff | 2009-05-04 19:29:25 -0700 | [diff] [blame] | 60 | "EGL_ANDROID_swap_rectangle " |
Mathias Agopian | c1e3ec5 | 2009-06-24 22:37:39 -0700 | [diff] [blame] | 61 | "EGL_ANDROID_get_render_buffer " |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 62 | ; |
| 63 | |
| 64 | // ---------------------------------------------------------------------------- |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 65 | |
| 66 | template <int MAGIC> |
| 67 | struct egl_object_t |
| 68 | { |
| 69 | egl_object_t() : magic(MAGIC) { } |
| 70 | ~egl_object_t() { magic = 0; } |
| 71 | bool isValid() const { return magic == MAGIC; } |
| 72 | private: |
| 73 | uint32_t magic; |
| 74 | }; |
| 75 | |
| 76 | struct egl_display_t : public egl_object_t<'_dpy'> |
| 77 | { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 78 | EGLDisplay dpys[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
| 79 | EGLConfig* configs[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
| 80 | EGLint numConfigs[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 81 | EGLint numTotalConfigs; |
| 82 | char const* extensionsString; |
| 83 | volatile int32_t refs; |
| 84 | struct strings_t { |
| 85 | char const * vendor; |
| 86 | char const * version; |
| 87 | char const * clientApi; |
| 88 | char const * extensions; |
| 89 | }; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 90 | strings_t queryString[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 91 | }; |
| 92 | |
| 93 | struct egl_surface_t : public egl_object_t<'_srf'> |
| 94 | { |
| 95 | egl_surface_t(EGLDisplay dpy, EGLSurface surface, |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 96 | int impl, egl_connection_t const* cnx) |
| 97 | : dpy(dpy), surface(surface), impl(impl), cnx(cnx) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 98 | { |
| 99 | // NOTE: window must be incRef'ed and connected already |
| 100 | } |
| 101 | ~egl_surface_t() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 102 | } |
| 103 | EGLDisplay dpy; |
| 104 | EGLSurface surface; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 105 | int impl; |
| 106 | egl_connection_t const* cnx; |
| 107 | }; |
| 108 | |
| 109 | struct egl_context_t : public egl_object_t<'_ctx'> |
| 110 | { |
| 111 | egl_context_t(EGLDisplay dpy, EGLContext context, |
| 112 | int impl, egl_connection_t const* cnx) |
| 113 | : dpy(dpy), context(context), read(0), draw(0), impl(impl), cnx(cnx) |
| 114 | { |
| 115 | } |
| 116 | EGLDisplay dpy; |
| 117 | EGLContext context; |
| 118 | EGLSurface read; |
| 119 | EGLSurface draw; |
| 120 | int impl; |
| 121 | egl_connection_t const* cnx; |
| 122 | }; |
| 123 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 124 | struct egl_image_t : public egl_object_t<'_img'> |
| 125 | { |
| 126 | egl_image_t(EGLDisplay dpy, EGLContext context) |
| 127 | : dpy(dpy), context(context) |
| 128 | { |
| 129 | memset(images, 0, sizeof(images)); |
| 130 | } |
| 131 | EGLDisplay dpy; |
| 132 | EGLConfig context; |
| 133 | EGLImageKHR images[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
| 134 | }; |
| 135 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 136 | struct tls_t |
| 137 | { |
| 138 | tls_t() : error(EGL_SUCCESS), ctx(0) { } |
| 139 | EGLint error; |
| 140 | EGLContext ctx; |
| 141 | }; |
| 142 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 143 | |
| 144 | // ---------------------------------------------------------------------------- |
| 145 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 146 | egl_connection_t gEGLImpl[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 147 | static egl_display_t gDisplay[NUM_DISPLAYS]; |
| 148 | static pthread_mutex_t gThreadLocalStorageKeyMutex = PTHREAD_MUTEX_INITIALIZER; |
| 149 | static pthread_key_t gEGLThreadLocalStorageKey = -1; |
| 150 | |
| 151 | // ---------------------------------------------------------------------------- |
| 152 | |
Mathias Agopian | 3cc68d2 | 2009-05-13 00:19:22 -0700 | [diff] [blame] | 153 | EGLAPI gl_hooks_t gHooks[IMPL_NUM_IMPLEMENTATIONS]; |
| 154 | EGLAPI pthread_key_t gGLWrapperKey = -1; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 155 | |
| 156 | // ---------------------------------------------------------------------------- |
| 157 | |
| 158 | static __attribute__((noinline)) |
| 159 | const char *egl_strerror(EGLint err) |
| 160 | { |
| 161 | switch (err){ |
| 162 | case EGL_SUCCESS: return "EGL_SUCCESS"; |
| 163 | case EGL_NOT_INITIALIZED: return "EGL_NOT_INITIALIZED"; |
| 164 | case EGL_BAD_ACCESS: return "EGL_BAD_ACCESS"; |
| 165 | case EGL_BAD_ALLOC: return "EGL_BAD_ALLOC"; |
| 166 | case EGL_BAD_ATTRIBUTE: return "EGL_BAD_ATTRIBUTE"; |
| 167 | case EGL_BAD_CONFIG: return "EGL_BAD_CONFIG"; |
| 168 | case EGL_BAD_CONTEXT: return "EGL_BAD_CONTEXT"; |
| 169 | case EGL_BAD_CURRENT_SURFACE: return "EGL_BAD_CURRENT_SURFACE"; |
| 170 | case EGL_BAD_DISPLAY: return "EGL_BAD_DISPLAY"; |
| 171 | case EGL_BAD_MATCH: return "EGL_BAD_MATCH"; |
| 172 | case EGL_BAD_NATIVE_PIXMAP: return "EGL_BAD_NATIVE_PIXMAP"; |
| 173 | case EGL_BAD_NATIVE_WINDOW: return "EGL_BAD_NATIVE_WINDOW"; |
| 174 | case EGL_BAD_PARAMETER: return "EGL_BAD_PARAMETER"; |
| 175 | case EGL_BAD_SURFACE: return "EGL_BAD_SURFACE"; |
| 176 | case EGL_CONTEXT_LOST: return "EGL_CONTEXT_LOST"; |
| 177 | default: return "UNKNOWN"; |
| 178 | } |
| 179 | } |
| 180 | |
| 181 | static __attribute__((noinline)) |
| 182 | void clearTLS() { |
| 183 | if (gEGLThreadLocalStorageKey != -1) { |
| 184 | tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey); |
| 185 | if (tls) { |
| 186 | delete tls; |
| 187 | pthread_setspecific(gEGLThreadLocalStorageKey, 0); |
| 188 | } |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | static tls_t* getTLS() |
| 193 | { |
| 194 | tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey); |
| 195 | if (tls == 0) { |
| 196 | tls = new tls_t; |
| 197 | pthread_setspecific(gEGLThreadLocalStorageKey, tls); |
| 198 | } |
| 199 | return tls; |
| 200 | } |
| 201 | |
| 202 | template<typename T> |
| 203 | static __attribute__((noinline)) |
| 204 | T setErrorEtc(const char* caller, int line, EGLint error, T returnValue) { |
| 205 | if (gEGLThreadLocalStorageKey == -1) { |
| 206 | pthread_mutex_lock(&gThreadLocalStorageKeyMutex); |
| 207 | if (gEGLThreadLocalStorageKey == -1) |
| 208 | pthread_key_create(&gEGLThreadLocalStorageKey, NULL); |
| 209 | pthread_mutex_unlock(&gThreadLocalStorageKeyMutex); |
| 210 | } |
| 211 | tls_t* tls = getTLS(); |
| 212 | if (tls->error != error) { |
| 213 | LOGE("%s:%d error %x (%s)", caller, line, error, egl_strerror(error)); |
| 214 | tls->error = error; |
| 215 | } |
| 216 | return returnValue; |
| 217 | } |
| 218 | |
| 219 | static __attribute__((noinline)) |
| 220 | GLint getError() { |
| 221 | if (gEGLThreadLocalStorageKey == -1) |
| 222 | return EGL_SUCCESS; |
| 223 | tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey); |
| 224 | if (!tls) return EGL_SUCCESS; |
| 225 | GLint error = tls->error; |
| 226 | tls->error = EGL_SUCCESS; |
| 227 | return error; |
| 228 | } |
| 229 | |
| 230 | static __attribute__((noinline)) |
| 231 | void setContext(EGLContext ctx) { |
| 232 | if (gEGLThreadLocalStorageKey == -1) { |
| 233 | pthread_mutex_lock(&gThreadLocalStorageKeyMutex); |
| 234 | if (gEGLThreadLocalStorageKey == -1) |
| 235 | pthread_key_create(&gEGLThreadLocalStorageKey, NULL); |
| 236 | pthread_mutex_unlock(&gThreadLocalStorageKeyMutex); |
| 237 | } |
| 238 | tls_t* tls = getTLS(); |
| 239 | tls->ctx = ctx; |
| 240 | } |
| 241 | |
| 242 | static __attribute__((noinline)) |
| 243 | EGLContext getContext() { |
| 244 | if (gEGLThreadLocalStorageKey == -1) |
| 245 | return EGL_NO_CONTEXT; |
| 246 | tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey); |
| 247 | if (!tls) return EGL_NO_CONTEXT; |
| 248 | return tls->ctx; |
| 249 | } |
| 250 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 251 | /*****************************************************************************/ |
| 252 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 253 | template<typename T> |
| 254 | static __attribute__((noinline)) |
| 255 | int binarySearch( |
| 256 | T const sortedArray[], int first, int last, T key) |
| 257 | { |
| 258 | while (first <= last) { |
| 259 | int mid = (first + last) / 2; |
| 260 | if (key > sortedArray[mid]) { |
| 261 | first = mid + 1; |
| 262 | } else if (key < sortedArray[mid]) { |
| 263 | last = mid - 1; |
| 264 | } else { |
| 265 | return mid; |
| 266 | } |
| 267 | } |
| 268 | return -1; |
| 269 | } |
| 270 | |
| 271 | static EGLint configToUniqueId(egl_display_t const* dp, int i, int index) |
| 272 | { |
| 273 | // NOTE: this mapping works only if we have no more than two EGLimpl |
| 274 | return (i>0 ? dp->numConfigs[0] : 0) + index; |
| 275 | } |
| 276 | |
| 277 | static void uniqueIdToConfig(egl_display_t const* dp, EGLint configId, |
| 278 | int& i, int& index) |
| 279 | { |
| 280 | // NOTE: this mapping works only if we have no more than two EGLimpl |
| 281 | size_t numConfigs = dp->numConfigs[0]; |
| 282 | i = configId / numConfigs; |
| 283 | index = configId % numConfigs; |
| 284 | } |
| 285 | |
| 286 | static int cmp_configs(const void* a, const void *b) |
| 287 | { |
| 288 | EGLConfig c0 = *(EGLConfig const *)a; |
| 289 | EGLConfig c1 = *(EGLConfig const *)b; |
| 290 | return c0<c1 ? -1 : (c0>c1 ? 1 : 0); |
| 291 | } |
| 292 | |
| 293 | struct extention_map_t { |
| 294 | const char* name; |
| 295 | __eglMustCastToProperFunctionPointerType address; |
| 296 | }; |
| 297 | |
| 298 | static const extention_map_t gExtentionMap[] = { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 299 | { "eglLockSurfaceKHR", |
| 300 | (__eglMustCastToProperFunctionPointerType)&eglLockSurfaceKHR }, |
| 301 | { "eglUnlockSurfaceKHR", |
| 302 | (__eglMustCastToProperFunctionPointerType)&eglUnlockSurfaceKHR }, |
| 303 | { "eglCreateImageKHR", |
| 304 | (__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR }, |
| 305 | { "eglDestroyImageKHR", |
| 306 | (__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR }, |
Mathias Agopian | c1e3ec5 | 2009-06-24 22:37:39 -0700 | [diff] [blame] | 307 | { "eglSetSwapRectangleANDROID", |
| 308 | (__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID }, |
| 309 | { "eglGetRenderBufferANDROID", |
| 310 | (__eglMustCastToProperFunctionPointerType)&eglGetRenderBufferANDROID }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 311 | }; |
| 312 | |
| 313 | static extention_map_t gGLExtentionMap[MAX_NUMBER_OF_GL_EXTENSIONS]; |
| 314 | |
| 315 | static void(*findProcAddress(const char* name, |
| 316 | const extention_map_t* map, size_t n))() |
| 317 | { |
| 318 | for (uint32_t i=0 ; i<n ; i++) { |
| 319 | if (!strcmp(name, map[i].name)) { |
| 320 | return map[i].address; |
| 321 | } |
| 322 | } |
| 323 | return NULL; |
| 324 | } |
| 325 | |
| 326 | // ---------------------------------------------------------------------------- |
| 327 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 328 | /* |
| 329 | * To "loose" the GPU, use something like |
| 330 | * gEGLImpl[IMPL_HARDWARE].hooks = &gHooks[IMPL_CONTEXT_LOST]; |
| 331 | * |
| 332 | */ |
| 333 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 334 | static int gl_context_lost() { |
| 335 | setGlThreadSpecific(&gHooks[IMPL_CONTEXT_LOST]); |
| 336 | return 0; |
| 337 | } |
| 338 | static int egl_context_lost() { |
| 339 | setGlThreadSpecific(&gHooks[IMPL_CONTEXT_LOST]); |
| 340 | return EGL_FALSE; |
| 341 | } |
| 342 | static EGLBoolean egl_context_lost_swap_buffers(void*, void*) { |
| 343 | usleep(100000); // don't use all the CPU |
| 344 | setGlThreadSpecific(&gHooks[IMPL_CONTEXT_LOST]); |
| 345 | return EGL_FALSE; |
| 346 | } |
| 347 | static GLint egl_context_lost_get_error() { |
| 348 | return EGL_CONTEXT_LOST; |
| 349 | } |
| 350 | static int ext_context_lost() { |
| 351 | return 0; |
| 352 | } |
| 353 | |
| 354 | static void gl_no_context() { |
| 355 | LOGE("call to OpenGL ES API with no current context"); |
| 356 | } |
| 357 | static void early_egl_init(void) |
| 358 | { |
| 359 | #if !USE_FAST_TLS_KEY |
| 360 | pthread_key_create(&gGLWrapperKey, NULL); |
| 361 | #endif |
| 362 | uint32_t addr = (uint32_t)((void*)gl_no_context); |
| 363 | android_memset32( |
| 364 | (uint32_t*)(void*)&gHooks[IMPL_NO_CONTEXT], |
| 365 | addr, |
| 366 | sizeof(gHooks[IMPL_NO_CONTEXT])); |
| 367 | setGlThreadSpecific(&gHooks[IMPL_NO_CONTEXT]); |
| 368 | } |
| 369 | |
| 370 | static pthread_once_t once_control = PTHREAD_ONCE_INIT; |
| 371 | static int sEarlyInitState = pthread_once(&once_control, &early_egl_init); |
| 372 | |
| 373 | |
| 374 | static inline |
| 375 | egl_display_t* get_display(EGLDisplay dpy) |
| 376 | { |
| 377 | uintptr_t index = uintptr_t(dpy)-1U; |
| 378 | return (index >= NUM_DISPLAYS) ? NULL : &gDisplay[index]; |
| 379 | } |
| 380 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 381 | template<typename NATIVE, typename EGL> |
| 382 | static inline NATIVE* egl_to_native_cast(EGL arg) { |
| 383 | return reinterpret_cast<NATIVE*>(arg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 384 | } |
| 385 | |
| 386 | static inline |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 387 | egl_surface_t* get_surface(EGLSurface surface) { |
| 388 | return egl_to_native_cast<egl_surface_t>(surface); |
| 389 | } |
| 390 | |
| 391 | static inline |
| 392 | egl_context_t* get_context(EGLContext context) { |
| 393 | return egl_to_native_cast<egl_context_t>(context); |
| 394 | } |
| 395 | |
| 396 | static inline |
| 397 | egl_image_t* get_image(EGLImageKHR image) { |
| 398 | return egl_to_native_cast<egl_image_t>(image); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | static egl_connection_t* validate_display_config( |
| 402 | EGLDisplay dpy, EGLConfig config, |
| 403 | egl_display_t const*& dp, int& impl, int& index) |
| 404 | { |
| 405 | dp = get_display(dpy); |
| 406 | if (!dp) return setError(EGL_BAD_DISPLAY, (egl_connection_t*)NULL); |
| 407 | |
| 408 | impl = uintptr_t(config)>>24; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 409 | if (uint32_t(impl) >= IMPL_NUM_DRIVERS_IMPLEMENTATIONS) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 410 | return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL); |
| 411 | } |
| 412 | index = uintptr_t(config) & 0xFFFFFF; |
| 413 | if (index >= dp->numConfigs[impl]) { |
| 414 | return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL); |
| 415 | } |
| 416 | egl_connection_t* const cnx = &gEGLImpl[impl]; |
| 417 | if (cnx->dso == 0) { |
| 418 | return setError(EGL_BAD_CONFIG, (egl_connection_t*)NULL); |
| 419 | } |
| 420 | return cnx; |
| 421 | } |
| 422 | |
| 423 | static EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx) |
| 424 | { |
| 425 | if ((uintptr_t(dpy)-1U) >= NUM_DISPLAYS) |
| 426 | return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 427 | if (!get_display(dpy)->isValid()) |
| 428 | return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 429 | if (!ctx) // TODO: make sure context is a valid object |
| 430 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 431 | if (!get_context(ctx)->isValid()) |
| 432 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 433 | return EGL_TRUE; |
| 434 | } |
| 435 | |
| 436 | static EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface) |
| 437 | { |
| 438 | if ((uintptr_t(dpy)-1U) >= NUM_DISPLAYS) |
| 439 | return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 440 | if (!get_display(dpy)->isValid()) |
| 441 | return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 442 | if (!surface) // TODO: make sure surface is a valid object |
| 443 | return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 444 | if (!get_surface(surface)->isValid()) |
| 445 | return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 446 | return EGL_TRUE; |
| 447 | } |
| 448 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 449 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 450 | EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image) |
| 451 | { |
| 452 | EGLContext context = getContext(); |
| 453 | if (context == EGL_NO_CONTEXT || image == EGL_NO_IMAGE_KHR) |
| 454 | return EGL_NO_IMAGE_KHR; |
| 455 | |
| 456 | egl_context_t const * const c = get_context(context); |
| 457 | if (!c->isValid()) |
| 458 | return EGL_NO_IMAGE_KHR; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 459 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 460 | egl_image_t const * const i = get_image(image); |
| 461 | if (!i->isValid()) |
| 462 | return EGL_NO_IMAGE_KHR; |
| 463 | |
| 464 | return i->images[c->impl]; |
| 465 | } |
| 466 | |
| 467 | |
| 468 | EGLDisplay egl_init_displays(NativeDisplayType display) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 469 | { |
| 470 | if (sEarlyInitState) { |
| 471 | return EGL_NO_DISPLAY; |
| 472 | } |
| 473 | |
| 474 | uint32_t index = uint32_t(display); |
| 475 | if (index >= NUM_DISPLAYS) { |
| 476 | return EGL_NO_DISPLAY; |
| 477 | } |
| 478 | |
| 479 | EGLDisplay dpy = EGLDisplay(uintptr_t(display) + 1LU); |
| 480 | egl_display_t* d = &gDisplay[index]; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 481 | |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 482 | // get our driver loader |
| 483 | Loader& loader(Loader::getInstance()); |
| 484 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 485 | // dynamically load all our EGL implementations for that display |
| 486 | // and call into the real eglGetGisplay() |
| 487 | egl_connection_t* cnx = &gEGLImpl[IMPL_SOFTWARE]; |
| 488 | if (cnx->dso == 0) { |
| 489 | cnx->hooks = &gHooks[IMPL_SOFTWARE]; |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 490 | cnx->dso = loader.open(display, 0, cnx->hooks); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 491 | } |
| 492 | if (cnx->dso && d->dpys[IMPL_SOFTWARE]==EGL_NO_DISPLAY) { |
| 493 | d->dpys[IMPL_SOFTWARE] = cnx->hooks->egl.eglGetDisplay(display); |
| 494 | LOGE_IF(d->dpys[IMPL_SOFTWARE]==EGL_NO_DISPLAY, |
| 495 | "No EGLDisplay for software EGL!"); |
| 496 | } |
| 497 | |
| 498 | cnx = &gEGLImpl[IMPL_HARDWARE]; |
| 499 | if (cnx->dso == 0 && cnx->unavailable == 0) { |
| 500 | char value[PROPERTY_VALUE_MAX]; |
| 501 | property_get("debug.egl.hw", value, "1"); |
| 502 | if (atoi(value) != 0) { |
| 503 | cnx->hooks = &gHooks[IMPL_HARDWARE]; |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 504 | cnx->dso = loader.open(display, 1, cnx->hooks); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 505 | } else { |
| 506 | LOGD("3D hardware acceleration is disabled"); |
| 507 | } |
| 508 | } |
| 509 | if (cnx->dso && d->dpys[IMPL_HARDWARE]==EGL_NO_DISPLAY) { |
| 510 | android_memset32( |
| 511 | (uint32_t*)(void*)&gHooks[IMPL_CONTEXT_LOST].gl, |
| 512 | (uint32_t)((void*)gl_context_lost), |
| 513 | sizeof(gHooks[IMPL_CONTEXT_LOST].gl)); |
| 514 | android_memset32( |
| 515 | (uint32_t*)(void*)&gHooks[IMPL_CONTEXT_LOST].egl, |
| 516 | (uint32_t)((void*)egl_context_lost), |
| 517 | sizeof(gHooks[IMPL_CONTEXT_LOST].egl)); |
| 518 | android_memset32( |
| 519 | (uint32_t*)(void*)&gHooks[IMPL_CONTEXT_LOST].ext, |
| 520 | (uint32_t)((void*)ext_context_lost), |
| 521 | sizeof(gHooks[IMPL_CONTEXT_LOST].ext)); |
| 522 | |
| 523 | gHooks[IMPL_CONTEXT_LOST].egl.eglSwapBuffers = |
| 524 | egl_context_lost_swap_buffers; |
| 525 | |
| 526 | gHooks[IMPL_CONTEXT_LOST].egl.eglGetError = |
| 527 | egl_context_lost_get_error; |
| 528 | |
| 529 | gHooks[IMPL_CONTEXT_LOST].egl.eglTerminate = |
| 530 | gHooks[IMPL_HARDWARE].egl.eglTerminate; |
| 531 | |
| 532 | d->dpys[IMPL_HARDWARE] = cnx->hooks->egl.eglGetDisplay(display); |
| 533 | if (d->dpys[IMPL_HARDWARE] == EGL_NO_DISPLAY) { |
| 534 | LOGE("h/w accelerated eglGetDisplay() failed (%s)", |
| 535 | egl_strerror(cnx->hooks->egl.eglGetError())); |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 536 | |
| 537 | loader.close(cnx->dso); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 538 | cnx->dso = 0; |
| 539 | // in case of failure, we want to make sure we don't try again |
| 540 | // as it's expensive. |
| 541 | cnx->unavailable = 1; |
| 542 | } |
| 543 | } |
| 544 | |
| 545 | return dpy; |
| 546 | } |
| 547 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 548 | |
| 549 | // ---------------------------------------------------------------------------- |
| 550 | }; // namespace android |
| 551 | // ---------------------------------------------------------------------------- |
| 552 | |
| 553 | using namespace android; |
| 554 | |
| 555 | EGLDisplay eglGetDisplay(NativeDisplayType display) |
| 556 | { |
| 557 | return egl_init_displays(display); |
| 558 | } |
| 559 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 560 | // ---------------------------------------------------------------------------- |
| 561 | // Initialization |
| 562 | // ---------------------------------------------------------------------------- |
| 563 | |
| 564 | EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor) |
| 565 | { |
| 566 | egl_display_t * const dp = get_display(dpy); |
| 567 | if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 568 | |
| 569 | if (android_atomic_inc(&dp->refs) > 0) { |
| 570 | if (major != NULL) *major = VERSION_MAJOR; |
| 571 | if (minor != NULL) *minor = VERSION_MINOR; |
| 572 | return EGL_TRUE; |
| 573 | } |
| 574 | |
| 575 | setGlThreadSpecific(&gHooks[IMPL_NO_CONTEXT]); |
| 576 | |
| 577 | // initialize each EGL and |
| 578 | // build our own extension string first, based on the extension we know |
| 579 | // and the extension supported by our client implementation |
| 580 | dp->extensionsString = strdup(gExtensionString); |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 581 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 582 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 583 | cnx->major = -1; |
| 584 | cnx->minor = -1; |
| 585 | if (!cnx->dso) |
| 586 | continue; |
| 587 | |
| 588 | if (cnx->hooks->egl.eglInitialize( |
| 589 | dp->dpys[i], &cnx->major, &cnx->minor)) { |
| 590 | |
| 591 | //LOGD("initialized %d dpy=%p, ver=%d.%d, cnx=%p", |
| 592 | // i, dp->dpys[i], cnx->major, cnx->minor, cnx); |
| 593 | |
| 594 | // get the query-strings for this display for each implementation |
| 595 | dp->queryString[i].vendor = |
| 596 | cnx->hooks->egl.eglQueryString(dp->dpys[i], EGL_VENDOR); |
| 597 | dp->queryString[i].version = |
| 598 | cnx->hooks->egl.eglQueryString(dp->dpys[i], EGL_VERSION); |
| 599 | dp->queryString[i].extensions = strdup( |
| 600 | cnx->hooks->egl.eglQueryString(dp->dpys[i], EGL_EXTENSIONS)); |
| 601 | dp->queryString[i].clientApi = |
| 602 | cnx->hooks->egl.eglQueryString(dp->dpys[i], EGL_CLIENT_APIS); |
| 603 | |
| 604 | } else { |
| 605 | LOGD("%d: eglInitialize() failed (%s)", |
| 606 | i, egl_strerror(cnx->hooks->egl.eglGetError())); |
| 607 | } |
| 608 | } |
| 609 | |
| 610 | EGLBoolean res = EGL_FALSE; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 611 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 612 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 613 | if (cnx->dso && cnx->major>=0 && cnx->minor>=0) { |
| 614 | EGLint n; |
| 615 | if (cnx->hooks->egl.eglGetConfigs(dp->dpys[i], 0, 0, &n)) { |
| 616 | dp->configs[i] = (EGLConfig*)malloc(sizeof(EGLConfig)*n); |
| 617 | if (dp->configs[i]) { |
| 618 | if (cnx->hooks->egl.eglGetConfigs( |
| 619 | dp->dpys[i], dp->configs[i], n, &dp->numConfigs[i])) |
| 620 | { |
| 621 | // sort the configurations so we can do binary searches |
| 622 | qsort( dp->configs[i], |
| 623 | dp->numConfigs[i], |
| 624 | sizeof(EGLConfig), cmp_configs); |
| 625 | |
| 626 | dp->numTotalConfigs += n; |
| 627 | res = EGL_TRUE; |
| 628 | } |
| 629 | } |
| 630 | } |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | if (res == EGL_TRUE) { |
| 635 | if (major != NULL) *major = VERSION_MAJOR; |
| 636 | if (minor != NULL) *minor = VERSION_MINOR; |
| 637 | return EGL_TRUE; |
| 638 | } |
| 639 | return setError(EGL_NOT_INITIALIZED, EGL_FALSE); |
| 640 | } |
| 641 | |
| 642 | EGLBoolean eglTerminate(EGLDisplay dpy) |
| 643 | { |
| 644 | egl_display_t* const dp = get_display(dpy); |
| 645 | if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 646 | if (android_atomic_dec(&dp->refs) != 1) |
| 647 | return EGL_TRUE; |
| 648 | |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 649 | Loader& loader(Loader::getInstance()); |
| 650 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 651 | EGLBoolean res = EGL_FALSE; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 652 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 653 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 654 | if (cnx->dso) { |
| 655 | cnx->hooks->egl.eglTerminate(dp->dpys[i]); |
| 656 | |
| 657 | /* REVISIT: it's unclear what to do if eglTerminate() fails, |
| 658 | * on one end we shouldn't care, on the other end if it fails |
| 659 | * it might not be safe to call dlclose() (there could be some |
| 660 | * threads around). */ |
| 661 | |
| 662 | free(dp->configs[i]); |
| 663 | free((void*)dp->queryString[i].extensions); |
| 664 | dp->numConfigs[i] = 0; |
| 665 | dp->dpys[i] = EGL_NO_DISPLAY; |
Mathias Agopian | 9d17c05 | 2009-05-28 17:39:03 -0700 | [diff] [blame] | 666 | |
| 667 | loader.close(cnx->dso); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 668 | cnx->dso = 0; |
| 669 | res = EGL_TRUE; |
| 670 | } |
| 671 | } |
| 672 | free((void*)dp->extensionsString); |
| 673 | dp->extensionsString = 0; |
| 674 | dp->numTotalConfigs = 0; |
| 675 | clearTLS(); |
| 676 | return res; |
| 677 | } |
| 678 | |
| 679 | // ---------------------------------------------------------------------------- |
| 680 | // configuration |
| 681 | // ---------------------------------------------------------------------------- |
| 682 | |
| 683 | EGLBoolean eglGetConfigs( EGLDisplay dpy, |
| 684 | EGLConfig *configs, |
| 685 | EGLint config_size, EGLint *num_config) |
| 686 | { |
| 687 | egl_display_t const * const dp = get_display(dpy); |
| 688 | if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 689 | |
| 690 | GLint numConfigs = dp->numTotalConfigs; |
| 691 | if (!configs) { |
| 692 | *num_config = numConfigs; |
| 693 | return EGL_TRUE; |
| 694 | } |
| 695 | GLint n = 0; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 696 | for (int j=0 ; j<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; j++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 697 | for (int i=0 ; i<dp->numConfigs[j] && config_size ; i++) { |
| 698 | *configs++ = MAKE_CONFIG(j, i); |
| 699 | config_size--; |
| 700 | n++; |
| 701 | } |
| 702 | } |
| 703 | |
| 704 | *num_config = n; |
| 705 | return EGL_TRUE; |
| 706 | } |
| 707 | |
| 708 | EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list, |
| 709 | EGLConfig *configs, EGLint config_size, |
| 710 | EGLint *num_config) |
| 711 | { |
| 712 | egl_display_t const * const dp = get_display(dpy); |
| 713 | if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 714 | |
Jack Palevich | 1badb71 | 2009-03-25 15:12:17 -0700 | [diff] [blame] | 715 | if (num_config==0) { |
| 716 | return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 717 | } |
| 718 | |
| 719 | EGLint n; |
| 720 | EGLBoolean res = EGL_FALSE; |
| 721 | *num_config = 0; |
| 722 | |
| 723 | |
| 724 | // It is unfortunate, but we need to remap the EGL_CONFIG_IDs, |
| 725 | // to do this, we have to go through the attrib_list array once |
| 726 | // to figure out both its size and if it contains an EGL_CONFIG_ID |
| 727 | // key. If so, the full array is copied and patched. |
| 728 | // NOTE: we assume that there can be only one occurrence |
| 729 | // of EGL_CONFIG_ID. |
| 730 | |
| 731 | EGLint patch_index = -1; |
| 732 | GLint attr; |
| 733 | size_t size = 0; |
Mathias Agopian | ab1cf3e | 2009-07-09 17:33:15 -0700 | [diff] [blame] | 734 | while ((attr=attrib_list[size]) != EGL_NONE) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 735 | if (attr == EGL_CONFIG_ID) |
| 736 | patch_index = size; |
| 737 | size += 2; |
| 738 | } |
| 739 | if (patch_index >= 0) { |
| 740 | size += 2; // we need copy the sentinel as well |
| 741 | EGLint* new_list = (EGLint*)malloc(size*sizeof(EGLint)); |
| 742 | if (new_list == 0) |
| 743 | return setError(EGL_BAD_ALLOC, EGL_FALSE); |
| 744 | memcpy(new_list, attrib_list, size*sizeof(EGLint)); |
| 745 | |
| 746 | // patch the requested EGL_CONFIG_ID |
| 747 | int i, index; |
| 748 | EGLint& configId(new_list[patch_index+1]); |
| 749 | uniqueIdToConfig(dp, configId, i, index); |
| 750 | |
| 751 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 752 | if (cnx->dso) { |
| 753 | cnx->hooks->egl.eglGetConfigAttrib( |
| 754 | dp->dpys[i], dp->configs[i][index], |
| 755 | EGL_CONFIG_ID, &configId); |
| 756 | |
| 757 | // and switch to the new list |
| 758 | attrib_list = const_cast<const EGLint *>(new_list); |
| 759 | |
| 760 | // At this point, the only configuration that can match is |
| 761 | // dp->configs[i][index], however, we don't know if it would be |
| 762 | // rejected because of the other attributes, so we do have to call |
| 763 | // cnx->hooks->egl.eglChooseConfig() -- but we don't have to loop |
| 764 | // through all the EGLimpl[]. |
| 765 | // We also know we can only get a single config back, and we know |
| 766 | // which one. |
| 767 | |
| 768 | res = cnx->hooks->egl.eglChooseConfig( |
| 769 | dp->dpys[i], attrib_list, configs, config_size, &n); |
| 770 | if (res && n>0) { |
| 771 | // n has to be 0 or 1, by construction, and we already know |
| 772 | // which config it will return (since there can be only one). |
Jack Palevich | 1badb71 | 2009-03-25 15:12:17 -0700 | [diff] [blame] | 773 | if (configs) { |
| 774 | configs[0] = MAKE_CONFIG(i, index); |
| 775 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 776 | *num_config = 1; |
| 777 | } |
| 778 | } |
| 779 | |
| 780 | free(const_cast<EGLint *>(attrib_list)); |
| 781 | return res; |
| 782 | } |
| 783 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 784 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 785 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 786 | if (cnx->dso) { |
| 787 | if (cnx->hooks->egl.eglChooseConfig( |
| 788 | dp->dpys[i], attrib_list, configs, config_size, &n)) { |
Jack Palevich | 1badb71 | 2009-03-25 15:12:17 -0700 | [diff] [blame] | 789 | if (configs) { |
| 790 | // now we need to convert these client EGLConfig to our |
| 791 | // internal EGLConfig format. This is done in O(n log n). |
| 792 | for (int j=0 ; j<n ; j++) { |
| 793 | int index = binarySearch<EGLConfig>( |
| 794 | dp->configs[i], 0, dp->numConfigs[i]-1, configs[j]); |
| 795 | if (index >= 0) { |
| 796 | if (configs) { |
| 797 | configs[j] = MAKE_CONFIG(i, index); |
| 798 | } |
| 799 | } else { |
| 800 | return setError(EGL_BAD_CONFIG, EGL_FALSE); |
| 801 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 802 | } |
Jack Palevich | 1badb71 | 2009-03-25 15:12:17 -0700 | [diff] [blame] | 803 | configs += n; |
| 804 | config_size -= n; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 805 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 806 | *num_config += n; |
| 807 | res = EGL_TRUE; |
| 808 | } |
| 809 | } |
| 810 | } |
| 811 | return res; |
| 812 | } |
| 813 | |
| 814 | EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, |
| 815 | EGLint attribute, EGLint *value) |
| 816 | { |
| 817 | egl_display_t const* dp = 0; |
| 818 | int i=0, index=0; |
| 819 | egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index); |
| 820 | if (!cnx) return EGL_FALSE; |
| 821 | |
| 822 | if (attribute == EGL_CONFIG_ID) { |
| 823 | // EGL_CONFIG_IDs must be unique, just use the order of the selected |
| 824 | // EGLConfig. |
| 825 | *value = configToUniqueId(dp, i, index); |
| 826 | return EGL_TRUE; |
| 827 | } |
| 828 | return cnx->hooks->egl.eglGetConfigAttrib( |
| 829 | dp->dpys[i], dp->configs[i][index], attribute, value); |
| 830 | } |
| 831 | |
| 832 | // ---------------------------------------------------------------------------- |
| 833 | // surfaces |
| 834 | // ---------------------------------------------------------------------------- |
| 835 | |
| 836 | EGLSurface eglCreateWindowSurface( EGLDisplay dpy, EGLConfig config, |
| 837 | NativeWindowType window, |
| 838 | const EGLint *attrib_list) |
| 839 | { |
| 840 | egl_display_t const* dp = 0; |
| 841 | int i=0, index=0; |
| 842 | egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index); |
| 843 | if (cnx) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 844 | EGLSurface surface = cnx->hooks->egl.eglCreateWindowSurface( |
| 845 | dp->dpys[i], dp->configs[i][index], window, attrib_list); |
| 846 | if (surface != EGL_NO_SURFACE) { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 847 | egl_surface_t* s = new egl_surface_t(dpy, surface, i, cnx); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 848 | return s; |
| 849 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 850 | } |
| 851 | return EGL_NO_SURFACE; |
| 852 | } |
| 853 | |
| 854 | EGLSurface eglCreatePixmapSurface( EGLDisplay dpy, EGLConfig config, |
| 855 | NativePixmapType pixmap, |
| 856 | const EGLint *attrib_list) |
| 857 | { |
| 858 | egl_display_t const* dp = 0; |
| 859 | int i=0, index=0; |
| 860 | egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index); |
| 861 | if (cnx) { |
| 862 | EGLSurface surface = cnx->hooks->egl.eglCreatePixmapSurface( |
| 863 | dp->dpys[i], dp->configs[i][index], pixmap, attrib_list); |
| 864 | if (surface != EGL_NO_SURFACE) { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 865 | egl_surface_t* s = new egl_surface_t(dpy, surface, i, cnx); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 866 | return s; |
| 867 | } |
| 868 | } |
| 869 | return EGL_NO_SURFACE; |
| 870 | } |
| 871 | |
| 872 | EGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config, |
| 873 | const EGLint *attrib_list) |
| 874 | { |
| 875 | egl_display_t const* dp = 0; |
| 876 | int i=0, index=0; |
| 877 | egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index); |
| 878 | if (cnx) { |
| 879 | EGLSurface surface = cnx->hooks->egl.eglCreatePbufferSurface( |
| 880 | dp->dpys[i], dp->configs[i][index], attrib_list); |
| 881 | if (surface != EGL_NO_SURFACE) { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 882 | egl_surface_t* s = new egl_surface_t(dpy, surface, i, cnx); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 883 | return s; |
| 884 | } |
| 885 | } |
| 886 | return EGL_NO_SURFACE; |
| 887 | } |
| 888 | |
| 889 | EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface) |
| 890 | { |
| 891 | if (!validate_display_surface(dpy, surface)) |
| 892 | return EGL_FALSE; |
| 893 | egl_display_t const * const dp = get_display(dpy); |
| 894 | egl_surface_t const * const s = get_surface(surface); |
| 895 | |
| 896 | EGLBoolean result = s->cnx->hooks->egl.eglDestroySurface( |
| 897 | dp->dpys[s->impl], s->surface); |
| 898 | |
| 899 | delete s; |
| 900 | return result; |
| 901 | } |
| 902 | |
| 903 | EGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface surface, |
| 904 | EGLint attribute, EGLint *value) |
| 905 | { |
| 906 | if (!validate_display_surface(dpy, surface)) |
| 907 | return EGL_FALSE; |
| 908 | egl_display_t const * const dp = get_display(dpy); |
| 909 | egl_surface_t const * const s = get_surface(surface); |
| 910 | |
| 911 | return s->cnx->hooks->egl.eglQuerySurface( |
| 912 | dp->dpys[s->impl], s->surface, attribute, value); |
| 913 | } |
| 914 | |
| 915 | // ---------------------------------------------------------------------------- |
| 916 | // contextes |
| 917 | // ---------------------------------------------------------------------------- |
| 918 | |
| 919 | EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config, |
| 920 | EGLContext share_list, const EGLint *attrib_list) |
| 921 | { |
| 922 | egl_display_t const* dp = 0; |
| 923 | int i=0, index=0; |
| 924 | egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index); |
| 925 | if (cnx) { |
| 926 | EGLContext context = cnx->hooks->egl.eglCreateContext( |
| 927 | dp->dpys[i], dp->configs[i][index], share_list, attrib_list); |
| 928 | if (context != EGL_NO_CONTEXT) { |
| 929 | egl_context_t* c = new egl_context_t(dpy, context, i, cnx); |
| 930 | return c; |
| 931 | } |
| 932 | } |
| 933 | return EGL_NO_CONTEXT; |
| 934 | } |
| 935 | |
| 936 | EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx) |
| 937 | { |
| 938 | if (!validate_display_context(dpy, ctx)) |
| 939 | return EGL_FALSE; |
| 940 | egl_display_t const * const dp = get_display(dpy); |
| 941 | egl_context_t * const c = get_context(ctx); |
| 942 | EGLBoolean result = c->cnx->hooks->egl.eglDestroyContext( |
| 943 | dp->dpys[c->impl], c->context); |
| 944 | delete c; |
| 945 | return result; |
| 946 | } |
| 947 | |
| 948 | EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw, |
| 949 | EGLSurface read, EGLContext ctx) |
| 950 | { |
| 951 | egl_display_t const * const dp = get_display(dpy); |
| 952 | if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 953 | |
| 954 | if (read == EGL_NO_SURFACE && draw == EGL_NO_SURFACE && |
| 955 | ctx == EGL_NO_CONTEXT) |
| 956 | { |
| 957 | EGLBoolean result = EGL_TRUE; |
| 958 | ctx = getContext(); |
| 959 | if (ctx) { |
| 960 | egl_context_t * const c = get_context(ctx); |
| 961 | result = c->cnx->hooks->egl.eglMakeCurrent(dp->dpys[c->impl], 0, 0, 0); |
| 962 | if (result == EGL_TRUE) { |
| 963 | setGlThreadSpecific(&gHooks[IMPL_NO_CONTEXT]); |
| 964 | setContext(EGL_NO_CONTEXT); |
| 965 | } |
| 966 | } |
| 967 | return result; |
| 968 | } |
| 969 | |
| 970 | if (!validate_display_context(dpy, ctx)) |
| 971 | return EGL_FALSE; |
| 972 | |
Mathias Agopian | 3a7e183 | 2009-06-25 00:01:11 -0700 | [diff] [blame] | 973 | EGLSurface impl_draw = EGL_NO_SURFACE; |
| 974 | EGLSurface impl_read = EGL_NO_SURFACE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 975 | egl_context_t * const c = get_context(ctx); |
| 976 | if (draw != EGL_NO_SURFACE) { |
| 977 | egl_surface_t const * d = get_surface(draw); |
| 978 | if (!d) return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 979 | if (d->impl != c->impl) |
| 980 | return setError(EGL_BAD_MATCH, EGL_FALSE); |
Mathias Agopian | 3a7e183 | 2009-06-25 00:01:11 -0700 | [diff] [blame] | 981 | impl_draw = d->surface; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 982 | } |
| 983 | if (read != EGL_NO_SURFACE) { |
| 984 | egl_surface_t const * r = get_surface(read); |
| 985 | if (!r) return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 986 | if (r->impl != c->impl) |
| 987 | return setError(EGL_BAD_MATCH, EGL_FALSE); |
Mathias Agopian | 3a7e183 | 2009-06-25 00:01:11 -0700 | [diff] [blame] | 988 | impl_read = r->surface; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 989 | } |
| 990 | EGLBoolean result = c->cnx->hooks->egl.eglMakeCurrent( |
Mathias Agopian | 3a7e183 | 2009-06-25 00:01:11 -0700 | [diff] [blame] | 991 | dp->dpys[c->impl], impl_draw, impl_read, c->context); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 992 | |
| 993 | if (result == EGL_TRUE) { |
| 994 | setGlThreadSpecific(c->cnx->hooks); |
| 995 | setContext(ctx); |
| 996 | c->read = read; |
| 997 | c->draw = draw; |
| 998 | } |
| 999 | return result; |
| 1000 | } |
| 1001 | |
| 1002 | |
| 1003 | EGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx, |
| 1004 | EGLint attribute, EGLint *value) |
| 1005 | { |
| 1006 | if (!validate_display_context(dpy, ctx)) |
| 1007 | return EGL_FALSE; |
| 1008 | |
| 1009 | egl_display_t const * const dp = get_display(dpy); |
| 1010 | egl_context_t * const c = get_context(ctx); |
| 1011 | |
| 1012 | return c->cnx->hooks->egl.eglQueryContext( |
| 1013 | dp->dpys[c->impl], c->context, attribute, value); |
| 1014 | } |
| 1015 | |
| 1016 | EGLContext eglGetCurrentContext(void) |
| 1017 | { |
| 1018 | EGLContext ctx = getContext(); |
| 1019 | return ctx; |
| 1020 | } |
| 1021 | |
| 1022 | EGLSurface eglGetCurrentSurface(EGLint readdraw) |
| 1023 | { |
| 1024 | EGLContext ctx = getContext(); |
| 1025 | if (ctx) { |
| 1026 | egl_context_t const * const c = get_context(ctx); |
| 1027 | if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE); |
| 1028 | switch (readdraw) { |
| 1029 | case EGL_READ: return c->read; |
| 1030 | case EGL_DRAW: return c->draw; |
| 1031 | default: return setError(EGL_BAD_PARAMETER, EGL_NO_SURFACE); |
| 1032 | } |
| 1033 | } |
| 1034 | return EGL_NO_SURFACE; |
| 1035 | } |
| 1036 | |
| 1037 | EGLDisplay eglGetCurrentDisplay(void) |
| 1038 | { |
| 1039 | EGLContext ctx = getContext(); |
| 1040 | if (ctx) { |
| 1041 | egl_context_t const * const c = get_context(ctx); |
| 1042 | if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE); |
| 1043 | return c->dpy; |
| 1044 | } |
| 1045 | return EGL_NO_DISPLAY; |
| 1046 | } |
| 1047 | |
| 1048 | EGLBoolean eglWaitGL(void) |
| 1049 | { |
| 1050 | EGLBoolean res = EGL_TRUE; |
| 1051 | EGLContext ctx = getContext(); |
| 1052 | if (ctx) { |
| 1053 | egl_context_t const * const c = get_context(ctx); |
| 1054 | if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1055 | if (uint32_t(c->impl)>=2) |
| 1056 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1057 | egl_connection_t* const cnx = &gEGLImpl[c->impl]; |
| 1058 | if (!cnx->dso) |
| 1059 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1060 | res = cnx->hooks->egl.eglWaitGL(); |
| 1061 | } |
| 1062 | return res; |
| 1063 | } |
| 1064 | |
| 1065 | EGLBoolean eglWaitNative(EGLint engine) |
| 1066 | { |
| 1067 | EGLBoolean res = EGL_TRUE; |
| 1068 | EGLContext ctx = getContext(); |
| 1069 | if (ctx) { |
| 1070 | egl_context_t const * const c = get_context(ctx); |
| 1071 | if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1072 | if (uint32_t(c->impl)>=2) |
| 1073 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1074 | egl_connection_t* const cnx = &gEGLImpl[c->impl]; |
| 1075 | if (!cnx->dso) |
| 1076 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1077 | res = cnx->hooks->egl.eglWaitNative(engine); |
| 1078 | } |
| 1079 | return res; |
| 1080 | } |
| 1081 | |
| 1082 | EGLint eglGetError(void) |
| 1083 | { |
| 1084 | EGLint result = EGL_SUCCESS; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1085 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1086 | EGLint err = EGL_SUCCESS; |
| 1087 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1088 | if (cnx->dso) |
| 1089 | err = cnx->hooks->egl.eglGetError(); |
| 1090 | if (err!=EGL_SUCCESS && result==EGL_SUCCESS) |
| 1091 | result = err; |
| 1092 | } |
| 1093 | if (result == EGL_SUCCESS) |
| 1094 | result = getError(); |
| 1095 | return result; |
| 1096 | } |
| 1097 | |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1098 | __eglMustCastToProperFunctionPointerType eglGetProcAddress(const char *procname) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1099 | { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1100 | // eglGetProcAddress() could be the very first function called |
| 1101 | // in which case we must make sure we've initialized ourselves, this |
| 1102 | // happens the first time egl_get_display() is called. |
| 1103 | |
| 1104 | if (egl_init_displays(EGL_DEFAULT_DISPLAY) == EGL_NO_DISPLAY) |
| 1105 | return NULL; |
| 1106 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1107 | __eglMustCastToProperFunctionPointerType addr; |
| 1108 | addr = findProcAddress(procname, gExtentionMap, NELEM(gExtentionMap)); |
| 1109 | if (addr) return addr; |
| 1110 | |
| 1111 | return NULL; // TODO: finish implementation below |
| 1112 | |
| 1113 | addr = findProcAddress(procname, gGLExtentionMap, NELEM(gGLExtentionMap)); |
| 1114 | if (addr) return addr; |
| 1115 | |
| 1116 | addr = 0; |
| 1117 | int slot = -1; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1118 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1119 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1120 | if (cnx->dso) { |
| 1121 | if (cnx->hooks->egl.eglGetProcAddress) { |
| 1122 | addr = cnx->hooks->egl.eglGetProcAddress(procname); |
| 1123 | if (addr) { |
| 1124 | if (slot == -1) { |
| 1125 | slot = 0; // XXX: find free slot |
| 1126 | if (slot == -1) { |
| 1127 | addr = 0; |
| 1128 | break; |
| 1129 | } |
| 1130 | } |
| 1131 | cnx->hooks->ext.extensions[slot] = addr; |
| 1132 | } |
| 1133 | } |
| 1134 | } |
| 1135 | } |
| 1136 | |
| 1137 | if (slot >= 0) { |
| 1138 | addr = 0; // XXX: address of stub 'slot' |
| 1139 | gGLExtentionMap[slot].name = strdup(procname); |
| 1140 | gGLExtentionMap[slot].address = addr; |
| 1141 | } |
| 1142 | |
| 1143 | return addr; |
| 1144 | |
| 1145 | |
| 1146 | /* |
| 1147 | * TODO: For OpenGL ES extensions, we must generate a stub |
| 1148 | * that looks like |
| 1149 | * mov r12, #0xFFFF0FFF |
| 1150 | * ldr r12, [r12, #-15] |
| 1151 | * ldr r12, [r12, #TLS_SLOT_OPENGL_API*4] |
| 1152 | * mov r12, [r12, #api_offset] |
| 1153 | * ldrne pc, r12 |
| 1154 | * mov pc, #unsupported_extension |
| 1155 | * |
| 1156 | * and write the address of the extension in *all* |
| 1157 | * gl_hooks_t::gl_ext_t at offset "api_offset" from gl_hooks_t |
| 1158 | * |
| 1159 | */ |
| 1160 | } |
| 1161 | |
| 1162 | EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw) |
| 1163 | { |
| 1164 | if (!validate_display_surface(dpy, draw)) |
| 1165 | return EGL_FALSE; |
| 1166 | egl_display_t const * const dp = get_display(dpy); |
| 1167 | egl_surface_t const * const s = get_surface(draw); |
| 1168 | return s->cnx->hooks->egl.eglSwapBuffers(dp->dpys[s->impl], s->surface); |
| 1169 | } |
| 1170 | |
| 1171 | EGLBoolean eglCopyBuffers( EGLDisplay dpy, EGLSurface surface, |
| 1172 | NativePixmapType target) |
| 1173 | { |
| 1174 | if (!validate_display_surface(dpy, surface)) |
| 1175 | return EGL_FALSE; |
| 1176 | egl_display_t const * const dp = get_display(dpy); |
| 1177 | egl_surface_t const * const s = get_surface(surface); |
| 1178 | return s->cnx->hooks->egl.eglCopyBuffers( |
| 1179 | dp->dpys[s->impl], s->surface, target); |
| 1180 | } |
| 1181 | |
| 1182 | const char* eglQueryString(EGLDisplay dpy, EGLint name) |
| 1183 | { |
| 1184 | egl_display_t const * const dp = get_display(dpy); |
| 1185 | switch (name) { |
| 1186 | case EGL_VENDOR: |
| 1187 | return gVendorString; |
| 1188 | case EGL_VERSION: |
| 1189 | return gVersionString; |
| 1190 | case EGL_EXTENSIONS: |
| 1191 | return gExtensionString; |
| 1192 | case EGL_CLIENT_APIS: |
| 1193 | return gClientApiString; |
| 1194 | } |
| 1195 | return setError(EGL_BAD_PARAMETER, (const char *)0); |
| 1196 | } |
| 1197 | |
| 1198 | |
| 1199 | // ---------------------------------------------------------------------------- |
| 1200 | // EGL 1.1 |
| 1201 | // ---------------------------------------------------------------------------- |
| 1202 | |
| 1203 | EGLBoolean eglSurfaceAttrib( |
| 1204 | EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value) |
| 1205 | { |
| 1206 | if (!validate_display_surface(dpy, surface)) |
| 1207 | return EGL_FALSE; |
| 1208 | egl_display_t const * const dp = get_display(dpy); |
| 1209 | egl_surface_t const * const s = get_surface(surface); |
| 1210 | if (s->cnx->hooks->egl.eglSurfaceAttrib) { |
| 1211 | return s->cnx->hooks->egl.eglSurfaceAttrib( |
| 1212 | dp->dpys[s->impl], s->surface, attribute, value); |
| 1213 | } |
| 1214 | return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 1215 | } |
| 1216 | |
| 1217 | EGLBoolean eglBindTexImage( |
| 1218 | EGLDisplay dpy, EGLSurface surface, EGLint buffer) |
| 1219 | { |
| 1220 | if (!validate_display_surface(dpy, surface)) |
| 1221 | return EGL_FALSE; |
| 1222 | egl_display_t const * const dp = get_display(dpy); |
| 1223 | egl_surface_t const * const s = get_surface(surface); |
| 1224 | if (s->cnx->hooks->egl.eglBindTexImage) { |
| 1225 | return s->cnx->hooks->egl.eglBindTexImage( |
| 1226 | dp->dpys[s->impl], s->surface, buffer); |
| 1227 | } |
| 1228 | return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 1229 | } |
| 1230 | |
| 1231 | EGLBoolean eglReleaseTexImage( |
| 1232 | EGLDisplay dpy, EGLSurface surface, EGLint buffer) |
| 1233 | { |
| 1234 | if (!validate_display_surface(dpy, surface)) |
| 1235 | return EGL_FALSE; |
| 1236 | egl_display_t const * const dp = get_display(dpy); |
| 1237 | egl_surface_t const * const s = get_surface(surface); |
| 1238 | if (s->cnx->hooks->egl.eglReleaseTexImage) { |
| 1239 | return s->cnx->hooks->egl.eglReleaseTexImage( |
| 1240 | dp->dpys[s->impl], s->surface, buffer); |
| 1241 | } |
| 1242 | return setError(EGL_BAD_SURFACE, EGL_FALSE); |
| 1243 | } |
| 1244 | |
| 1245 | EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval) |
| 1246 | { |
| 1247 | egl_display_t * const dp = get_display(dpy); |
| 1248 | if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 1249 | |
| 1250 | EGLBoolean res = EGL_TRUE; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1251 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1252 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1253 | if (cnx->dso) { |
| 1254 | if (cnx->hooks->egl.eglSwapInterval) { |
| 1255 | if (cnx->hooks->egl.eglSwapInterval(dp->dpys[i], interval) == EGL_FALSE) { |
| 1256 | res = EGL_FALSE; |
| 1257 | } |
| 1258 | } |
| 1259 | } |
| 1260 | } |
| 1261 | return res; |
| 1262 | } |
| 1263 | |
| 1264 | |
| 1265 | // ---------------------------------------------------------------------------- |
| 1266 | // EGL 1.2 |
| 1267 | // ---------------------------------------------------------------------------- |
| 1268 | |
| 1269 | EGLBoolean eglWaitClient(void) |
| 1270 | { |
| 1271 | EGLBoolean res = EGL_TRUE; |
| 1272 | EGLContext ctx = getContext(); |
| 1273 | if (ctx) { |
| 1274 | egl_context_t const * const c = get_context(ctx); |
| 1275 | if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1276 | if (uint32_t(c->impl)>=2) |
| 1277 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1278 | egl_connection_t* const cnx = &gEGLImpl[c->impl]; |
| 1279 | if (!cnx->dso) |
| 1280 | return setError(EGL_BAD_CONTEXT, EGL_FALSE); |
| 1281 | if (cnx->hooks->egl.eglWaitClient) { |
| 1282 | res = cnx->hooks->egl.eglWaitClient(); |
| 1283 | } else { |
| 1284 | res = cnx->hooks->egl.eglWaitGL(); |
| 1285 | } |
| 1286 | } |
| 1287 | return res; |
| 1288 | } |
| 1289 | |
| 1290 | EGLBoolean eglBindAPI(EGLenum api) |
| 1291 | { |
| 1292 | // bind this API on all EGLs |
| 1293 | EGLBoolean res = EGL_TRUE; |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1294 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1295 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1296 | if (cnx->dso) { |
| 1297 | if (cnx->hooks->egl.eglBindAPI) { |
| 1298 | if (cnx->hooks->egl.eglBindAPI(api) == EGL_FALSE) { |
| 1299 | res = EGL_FALSE; |
| 1300 | } |
| 1301 | } |
| 1302 | } |
| 1303 | } |
| 1304 | return res; |
| 1305 | } |
| 1306 | |
| 1307 | EGLenum eglQueryAPI(void) |
| 1308 | { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1309 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1310 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1311 | if (cnx->dso) { |
| 1312 | if (cnx->hooks->egl.eglQueryAPI) { |
| 1313 | // the first one we find is okay, because they all |
| 1314 | // should be the same |
| 1315 | return cnx->hooks->egl.eglQueryAPI(); |
| 1316 | } |
| 1317 | } |
| 1318 | } |
| 1319 | // or, it can only be OpenGL ES |
| 1320 | return EGL_OPENGL_ES_API; |
| 1321 | } |
| 1322 | |
| 1323 | EGLBoolean eglReleaseThread(void) |
| 1324 | { |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1325 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1326 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1327 | if (cnx->dso) { |
| 1328 | if (cnx->hooks->egl.eglReleaseThread) { |
| 1329 | cnx->hooks->egl.eglReleaseThread(); |
| 1330 | } |
| 1331 | } |
| 1332 | } |
| 1333 | clearTLS(); |
| 1334 | return EGL_TRUE; |
| 1335 | } |
| 1336 | |
| 1337 | EGLSurface eglCreatePbufferFromClientBuffer( |
| 1338 | EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, |
| 1339 | EGLConfig config, const EGLint *attrib_list) |
| 1340 | { |
| 1341 | egl_display_t const* dp = 0; |
| 1342 | int i=0, index=0; |
| 1343 | egl_connection_t* cnx = validate_display_config(dpy, config, dp, i, index); |
| 1344 | if (!cnx) return EGL_FALSE; |
| 1345 | if (cnx->hooks->egl.eglCreatePbufferFromClientBuffer) { |
| 1346 | return cnx->hooks->egl.eglCreatePbufferFromClientBuffer( |
| 1347 | dp->dpys[i], buftype, buffer, dp->configs[i][index], attrib_list); |
| 1348 | } |
| 1349 | return setError(EGL_BAD_CONFIG, EGL_NO_SURFACE); |
| 1350 | } |
Mathias Agopian | 1473f46 | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 1351 | |
| 1352 | // ---------------------------------------------------------------------------- |
| 1353 | // EGL_EGLEXT_VERSION 3 |
| 1354 | // ---------------------------------------------------------------------------- |
| 1355 | |
| 1356 | EGLBoolean eglLockSurfaceKHR(EGLDisplay dpy, EGLSurface surface, |
| 1357 | const EGLint *attrib_list) |
| 1358 | { |
| 1359 | EGLBoolean result = EGL_FALSE; |
| 1360 | if (!validate_display_surface(dpy, surface)) |
| 1361 | return result; |
| 1362 | |
| 1363 | egl_display_t const * const dp = get_display(dpy); |
| 1364 | egl_surface_t const * const s = get_surface(surface); |
| 1365 | |
| 1366 | if (s->cnx->hooks->egl.eglLockSurfaceKHR) { |
| 1367 | result = s->cnx->hooks->egl.eglLockSurfaceKHR( |
| 1368 | dp->dpys[s->impl], s->surface, attrib_list); |
| 1369 | } |
| 1370 | return result; |
| 1371 | } |
| 1372 | |
| 1373 | EGLBoolean eglUnlockSurfaceKHR(EGLDisplay dpy, EGLSurface surface) |
| 1374 | { |
| 1375 | EGLBoolean result = EGL_FALSE; |
| 1376 | if (!validate_display_surface(dpy, surface)) |
| 1377 | return result; |
| 1378 | |
| 1379 | egl_display_t const * const dp = get_display(dpy); |
| 1380 | egl_surface_t const * const s = get_surface(surface); |
| 1381 | |
| 1382 | if (s->cnx->hooks->egl.eglUnlockSurfaceKHR) { |
| 1383 | result = s->cnx->hooks->egl.eglUnlockSurfaceKHR( |
| 1384 | dp->dpys[s->impl], s->surface); |
| 1385 | } |
| 1386 | return result; |
| 1387 | } |
| 1388 | |
| 1389 | EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, |
| 1390 | EGLClientBuffer buffer, const EGLint *attrib_list) |
| 1391 | { |
| 1392 | if (ctx != EGL_NO_CONTEXT) { |
| 1393 | if (!validate_display_context(dpy, ctx)) |
| 1394 | return EGL_NO_IMAGE_KHR; |
| 1395 | egl_display_t const * const dp = get_display(dpy); |
| 1396 | egl_context_t * const c = get_context(ctx); |
| 1397 | // since we have an EGLContext, we know which implementation to use |
| 1398 | EGLImageKHR image = c->cnx->hooks->egl.eglCreateImageKHR( |
| 1399 | dp->dpys[c->impl], c->context, target, buffer, attrib_list); |
| 1400 | if (image == EGL_NO_IMAGE_KHR) |
| 1401 | return image; |
| 1402 | |
| 1403 | egl_image_t* result = new egl_image_t(dpy, ctx); |
| 1404 | result->images[c->impl] = image; |
| 1405 | return (EGLImageKHR)result; |
| 1406 | } else { |
| 1407 | // EGL_NO_CONTEXT is a valid parameter |
| 1408 | egl_display_t const * const dp = get_display(dpy); |
| 1409 | if (dp == 0) { |
| 1410 | return setError(EGL_BAD_DISPLAY, EGL_NO_IMAGE_KHR); |
| 1411 | } |
| 1412 | // since we don't have a way to know which implementation to call, |
| 1413 | // we're calling all of them |
| 1414 | |
| 1415 | EGLImageKHR implImages[IMPL_NUM_DRIVERS_IMPLEMENTATIONS]; |
| 1416 | bool success = false; |
| 1417 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
| 1418 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1419 | implImages[i] = EGL_NO_IMAGE_KHR; |
| 1420 | if (cnx->dso) { |
| 1421 | if (cnx->hooks->egl.eglCreateImageKHR) { |
| 1422 | implImages[i] = cnx->hooks->egl.eglCreateImageKHR( |
| 1423 | dp->dpys[i], ctx, target, buffer, attrib_list); |
| 1424 | if (implImages[i] != EGL_NO_IMAGE_KHR) { |
| 1425 | success = true; |
| 1426 | } |
| 1427 | } |
| 1428 | } |
| 1429 | } |
| 1430 | if (!success) |
| 1431 | return EGL_NO_IMAGE_KHR; |
| 1432 | |
| 1433 | egl_image_t* result = new egl_image_t(dpy, ctx); |
| 1434 | memcpy(result->images, implImages, sizeof(implImages)); |
| 1435 | return (EGLImageKHR)result; |
| 1436 | } |
| 1437 | } |
| 1438 | |
| 1439 | EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img) |
| 1440 | { |
| 1441 | egl_display_t const * const dp = get_display(dpy); |
| 1442 | if (dp == 0) { |
| 1443 | return setError(EGL_BAD_DISPLAY, EGL_FALSE); |
| 1444 | } |
| 1445 | |
| 1446 | egl_image_t* image = get_image(img); |
| 1447 | if (!image->isValid()) { |
| 1448 | return setError(EGL_BAD_PARAMETER, EGL_FALSE); |
| 1449 | } |
| 1450 | |
| 1451 | bool success = false; |
| 1452 | for (int i=0 ; i<IMPL_NUM_DRIVERS_IMPLEMENTATIONS ; i++) { |
| 1453 | egl_connection_t* const cnx = &gEGLImpl[i]; |
| 1454 | if (image->images[i] != EGL_NO_IMAGE_KHR) { |
| 1455 | if (cnx->dso) { |
| 1456 | if (cnx->hooks->egl.eglCreateImageKHR) { |
| 1457 | if (cnx->hooks->egl.eglDestroyImageKHR( |
| 1458 | dp->dpys[i], image->images[i])) { |
| 1459 | success = true; |
| 1460 | } |
| 1461 | } |
| 1462 | } |
| 1463 | } |
| 1464 | } |
| 1465 | if (!success) |
| 1466 | return EGL_FALSE; |
| 1467 | |
| 1468 | delete image; |
| 1469 | |
| 1470 | return EGL_FALSE; |
| 1471 | } |
Mathias Agopian | 2e20bff | 2009-05-04 19:29:25 -0700 | [diff] [blame] | 1472 | |
| 1473 | |
| 1474 | // ---------------------------------------------------------------------------- |
| 1475 | // ANDROID extensions |
| 1476 | // ---------------------------------------------------------------------------- |
| 1477 | |
| 1478 | EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw, |
| 1479 | EGLint left, EGLint top, EGLint width, EGLint height) |
| 1480 | { |
| 1481 | if (!validate_display_surface(dpy, draw)) |
| 1482 | return EGL_FALSE; |
| 1483 | egl_display_t const * const dp = get_display(dpy); |
| 1484 | egl_surface_t const * const s = get_surface(draw); |
| 1485 | if (s->cnx->hooks->egl.eglSetSwapRectangleANDROID) { |
| 1486 | return s->cnx->hooks->egl.eglSetSwapRectangleANDROID(dp->dpys[s->impl], |
| 1487 | s->surface, left, top, width, height); |
| 1488 | } |
| 1489 | return EGL_FALSE; |
| 1490 | } |
| 1491 | |
Mathias Agopian | c1e3ec5 | 2009-06-24 22:37:39 -0700 | [diff] [blame] | 1492 | EGLClientBuffer eglGetRenderBufferANDROID(EGLDisplay dpy, EGLSurface draw) |
| 1493 | { |
| 1494 | if (!validate_display_surface(dpy, draw)) |
| 1495 | return 0; |
| 1496 | egl_display_t const * const dp = get_display(dpy); |
| 1497 | egl_surface_t const * const s = get_surface(draw); |
| 1498 | if (s->cnx->hooks->egl.eglGetRenderBufferANDROID) { |
| 1499 | return s->cnx->hooks->egl.eglGetRenderBufferANDROID(dp->dpys[s->impl], |
| 1500 | s->surface); |
| 1501 | } |
| 1502 | return 0; |
| 1503 | } |