#include <hardware/gralloc.h>
#include <system/window.h>
+#include <sys/mman.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
extern char const * const gBuiltinExtensionString =
"EGL_KHR_get_all_proc_addresses "
"EGL_ANDROID_presentation_time "
+ "EGL_KHR_swap_buffers_with_damage "
;
extern char const * const gExtensionString =
"EGL_KHR_image " // mandatory
"EGL_KHR_gl_colorspace "
#endif
"EGL_KHR_gl_texture_2D_image "
+ "EGL_KHR_gl_texture_3D_image "
"EGL_KHR_gl_texture_cubemap_image "
"EGL_KHR_gl_renderbuffer_image "
"EGL_KHR_reusable_sync "
"EGL_KHR_fence_sync "
"EGL_KHR_create_context "
+ "EGL_KHR_config_attribs "
+ "EGL_KHR_surfaceless_context "
+ "EGL_KHR_stream "
+ "EGL_KHR_stream_fifo "
+ "EGL_KHR_stream_producer_eglsurface "
+ "EGL_KHR_stream_consumer_gltexture "
+ "EGL_KHR_stream_cross_process_fd "
"EGL_EXT_create_context_robustness "
"EGL_NV_system_time "
"EGL_ANDROID_image_native_buffer " // mandatory
"EGL_KHR_wait_sync " // strongly recommended
"EGL_ANDROID_recordable " // mandatory
+ "EGL_KHR_partial_update " // strongly recommended
+ "EGL_EXT_buffer_age " // strongly recommended with partial_update
+ "EGL_KHR_create_context_no_error "
;
// extensions not exposed to applications but used by the ANDROID system
// EGL_ANDROID_presentation_time
{ "eglPresentationTimeANDROID",
(__eglMustCastToProperFunctionPointerType)&eglPresentationTimeANDROID },
+
+ // EGL_KHR_swap_buffers_with_damage
+ { "eglSwapBuffersWithDamageKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglSwapBuffersWithDamageKHR },
+
+ // EGL_KHR_partial_update
+ { "eglSetDamageRegionKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglSetDamageRegionKHR },
+
+ { "eglCreateStreamKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglCreateStreamKHR },
+ { "eglDestroyStreamKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglDestroyStreamKHR },
+ { "eglStreamAttribKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglStreamAttribKHR },
+ { "eglQueryStreamKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglQueryStreamKHR },
+ { "eglQueryStreamu64KHR",
+ (__eglMustCastToProperFunctionPointerType)&eglQueryStreamu64KHR },
+ { "eglQueryStreamTimeKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglQueryStreamTimeKHR },
+ { "eglCreateStreamProducerSurfaceKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglCreateStreamProducerSurfaceKHR },
+ { "eglStreamConsumerGLTextureExternalKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglStreamConsumerGLTextureExternalKHR },
+ { "eglStreamConsumerAcquireKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglStreamConsumerAcquireKHR },
+ { "eglStreamConsumerReleaseKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglStreamConsumerReleaseKHR },
+ { "eglGetStreamFileDescriptorKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglGetStreamFileDescriptorKHR },
+ { "eglCreateStreamFromFileDescriptorKHR",
+ (__eglMustCastToProperFunctionPointerType)&eglCreateStreamFromFileDescriptorKHR },
};
/*
}
// ----------------------------------------------------------------------------
+// Utility procedure to test a NativeWindowType for validity before referencing
+// through the pointer. It's not feasible to test for deliberate forgeries,
+// but this heuristic is good enough to test for basic accidental cases, using
+// the special "magic" value placed in a native-window structure.
+// ----------------------------------------------------------------------------
+EGLBoolean isValidNativeWindow(NativeWindowType window)
+{
+ ANativeWindow *nwindow = static_cast<ANativeWindow*>(window);
+ // the msync system call returns with ENOMEM error for unmapped memory
+ // pages. This is used here as a way to test whether we can read through a
+ // pointer without getting a segfault.
+ uintptr_t pagesize = (uintptr_t) sysconf(_SC_PAGESIZE);
+ uintptr_t addr = ((uintptr_t)(&nwindow->common.magic)) & (~(pagesize - 1));
+ int rc = msync((void *)addr, pagesize, MS_ASYNC);
+ if (0 == rc) {
+ if (nwindow->common.magic == ANDROID_NATIVE_WINDOW_MAGIC)
+ return EGL_TRUE;
+ else
+ return EGL_FALSE;
+ }
+ if (ENOMEM == errno)
+ return EGL_FALSE;
+ ALOGE("error unexpected msync error: %s (%d)",
+ strerror(-errno), errno);
+ return EGL_FALSE;
+}
+
+
+// ----------------------------------------------------------------------------
// surfaces
// ----------------------------------------------------------------------------
// Turn linear formats into corresponding sRGB formats when colorspace is
// EGL_GL_COLORSPACE_SRGB_KHR, or turn sRGB formats into corresponding linear
// formats when colorspace is EGL_GL_COLORSPACE_LINEAR_KHR. In any cases where
-// the modification isn't possible, the original format is returned.
-static int modifyFormatColorspace(int fmt, EGLint colorspace) {
+// the modification isn't possible, the original dataSpace is returned.
+static android_dataspace modifyBufferDataspace( android_dataspace dataSpace,
+ EGLint colorspace) {
if (colorspace == EGL_GL_COLORSPACE_LINEAR_KHR) {
- switch (fmt) {
- case HAL_PIXEL_FORMAT_sRGB_A_8888: return HAL_PIXEL_FORMAT_RGBA_8888;
- case HAL_PIXEL_FORMAT_sRGB_X_8888: return HAL_PIXEL_FORMAT_RGBX_8888;
- }
+ return HAL_DATASPACE_SRGB_LINEAR;
} else if (colorspace == EGL_GL_COLORSPACE_SRGB_KHR) {
- switch (fmt) {
- case HAL_PIXEL_FORMAT_RGBA_8888: return HAL_PIXEL_FORMAT_sRGB_A_8888;
- case HAL_PIXEL_FORMAT_RGBX_8888: return HAL_PIXEL_FORMAT_sRGB_X_8888;
- }
+ return HAL_DATASPACE_SRGB;
}
- return fmt;
+ return dataSpace;
}
EGLSurface eglCreateWindowSurface( EGLDisplay dpy, EGLConfig config,
if (dp) {
EGLDisplay iDpy = dp->disp.dpy;
- if (native_window_api_connect(window, NATIVE_WINDOW_API_EGL) != OK) {
- ALOGE("EGLNativeWindowType %p already connected to another API",
- window);
+ if (!isValidNativeWindow(window)) {
+ ALOGE("EGLNativeWindow %p invalid", window);
+ return setError(EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE);
+ }
+ int result = native_window_api_connect(window, NATIVE_WINDOW_API_EGL);
+ if (result != OK) {
+ ALOGE("eglCreateWindowSurface: native_window_api_connect (win=%p) "
+ "failed (%#x) (already connected to another API?)",
+ window, result);
return setError(EGL_BAD_ALLOC, EGL_NO_SURFACE);
}
// of our native format. So if sRGB gamma is requested, we have to
// modify the EGLconfig's format before setting the native window's
// format.
-#if WORKAROUND_BUG_10194508
-#warning "WORKAROUND_10194508 enabled"
+
EGLint format;
- if (!cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_NATIVE_VISUAL_ID,
- &format)) {
- ALOGE("eglGetConfigAttrib(EGL_NATIVE_VISUAL_ID) failed: %#x",
- eglGetError());
- format = 0;
- }
- if (attrib_list) {
- for (const EGLint* attr = attrib_list; *attr != EGL_NONE;
- attr += 2) {
- if (*attr == EGL_GL_COLORSPACE_KHR &&
- dp->haveExtension("EGL_KHR_gl_colorspace")) {
- if (ENABLE_EGL_KHR_GL_COLORSPACE) {
- format = modifyFormatColorspace(format, *(attr+1));
- } else {
- // Normally we'd pass through unhandled attributes to
- // the driver. But in case the driver implements this
- // extension but we're disabling it, we want to prevent
- // it getting through -- support will be broken without
- // our help.
- ALOGE("sRGB window surfaces not supported");
- return setError(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
- }
- }
- }
- }
-#else
- // by default, just pick RGBA_8888
- EGLint format = HAL_PIXEL_FORMAT_RGBA_8888;
+ android_dataspace dataSpace = HAL_DATASPACE_UNKNOWN;
EGLint a = 0;
cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_ALPHA_SIZE, &a);
if (a > 0) {
// alpha-channel requested, there's really only one suitable format
- format = HAL_PIXEL_FORMAT_RGBA_8888;
+ if (!cnx->egl.eglGetConfigAttrib(iDpy, config, EGL_NATIVE_VISUAL_ID,
+ &format)) {
+ ALOGE("eglGetConfigAttrib(EGL_NATIVE_VISUAL_ID) failed: %#x",
+ eglGetError());
+ format = HAL_PIXEL_FORMAT_RGBA_8888;
+ }
} else {
EGLint r, g, b;
r = g = b = 0;
for (const EGLint* attr = attrib_list; *attr != EGL_NONE; attr += 2) {
if (*attr == EGL_GL_COLORSPACE_KHR) {
if (ENABLE_EGL_KHR_GL_COLORSPACE) {
- format = modifyFormatColorspace(format, *(attr+1));
+ dataSpace = modifyBufferDataspace(dataSpace, *(attr+1));
} else {
// Normally we'd pass through unhandled attributes to
// the driver. But in case the driver implements this
}
}
}
-#endif
+
if (format != 0) {
int err = native_window_set_buffers_format(window, format);
if (err != 0) {
}
}
+ if (dataSpace != 0) {
+ int err = native_window_set_buffers_data_space(window, dataSpace);
+ if (err != 0) {
+ ALOGE("error setting native window pixel dataSpace: %s (%d)",
+ strerror(-err), err);
+ native_window_api_disconnect(window, NATIVE_WINDOW_API_EGL);
+ return setError(EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE);
+ }
+ }
+
// the EGL spec requires that a new EGLSurface default to swap interval
// 1, so explicitly set that on the window here.
ANativeWindow* anw = reinterpret_cast<ANativeWindow*>(window);
return err;
}
-static __eglMustCastToProperFunctionPointerType findBuiltinGLWrapper(
+static __eglMustCastToProperFunctionPointerType findBuiltinWrapper(
const char* procname) {
const egl_connection_t* cnx = &gEGLImpl;
void* proc = NULL;
+ proc = dlsym(cnx->libEgl, procname);
+ if (proc) return (__eglMustCastToProperFunctionPointerType)proc;
+
proc = dlsym(cnx->libGles2, procname);
if (proc) return (__eglMustCastToProperFunctionPointerType)proc;
addr = findProcAddress(procname, sExtensionMap, NELEM(sExtensionMap));
if (addr) return addr;
- addr = findBuiltinGLWrapper(procname);
+ addr = findBuiltinWrapper(procname);
if (addr) return addr;
// this protects accesses to sGLExtentionMap and sGLExtentionSlot
Mutex mMutex;
};
-EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw)
+EGLBoolean eglSwapBuffersWithDamageKHR(EGLDisplay dpy, EGLSurface draw,
+ EGLint *rects, EGLint n_rects)
{
ATRACE_CALL();
clearError();
}
}
- return s->cnx->egl.eglSwapBuffers(dp->disp.dpy, s->surface);
+ if (n_rects == 0) {
+ return s->cnx->egl.eglSwapBuffers(dp->disp.dpy, s->surface);
+ }
+
+ Vector<android_native_rect_t> androidRects;
+ for (int r = 0; r < n_rects; ++r) {
+ int offset = r * 4;
+ int x = rects[offset];
+ int y = rects[offset + 1];
+ int width = rects[offset + 2];
+ int height = rects[offset + 3];
+ android_native_rect_t androidRect;
+ androidRect.left = x;
+ androidRect.top = y + height;
+ androidRect.right = x + width;
+ androidRect.bottom = y;
+ androidRects.push_back(androidRect);
+ }
+ native_window_set_surface_damage(s->win.get(), androidRects.array(),
+ androidRects.size());
+
+ if (s->cnx->egl.eglSwapBuffersWithDamageKHR) {
+ return s->cnx->egl.eglSwapBuffersWithDamageKHR(dp->disp.dpy, s->surface,
+ rects, n_rects);
+ } else {
+ return s->cnx->egl.eglSwapBuffers(dp->disp.dpy, s->surface);
+ }
+}
+
+EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface surface)
+{
+ return eglSwapBuffersWithDamageKHR(dpy, surface, NULL, 0);
}
EGLBoolean eglCopyBuffers( EGLDisplay dpy, EGLSurface surface,
return result;
}
+EGLStreamKHR eglCreateStreamKHR(EGLDisplay dpy, const EGLint *attrib_list)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_NO_STREAM_KHR;
+
+ EGLStreamKHR result = EGL_NO_STREAM_KHR;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglCreateStreamKHR) {
+ result = cnx->egl.eglCreateStreamKHR(
+ dp->disp.dpy, attrib_list);
+ }
+ return result;
+}
+
+EGLBoolean eglDestroyStreamKHR(EGLDisplay dpy, EGLStreamKHR stream)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglDestroyStreamKHR) {
+ result = cnx->egl.eglDestroyStreamKHR(
+ dp->disp.dpy, stream);
+ }
+ return result;
+}
+
+EGLBoolean eglStreamAttribKHR(EGLDisplay dpy, EGLStreamKHR stream,
+ EGLenum attribute, EGLint value)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglStreamAttribKHR) {
+ result = cnx->egl.eglStreamAttribKHR(
+ dp->disp.dpy, stream, attribute, value);
+ }
+ return result;
+}
+
+EGLBoolean eglQueryStreamKHR(EGLDisplay dpy, EGLStreamKHR stream,
+ EGLenum attribute, EGLint *value)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglQueryStreamKHR) {
+ result = cnx->egl.eglQueryStreamKHR(
+ dp->disp.dpy, stream, attribute, value);
+ }
+ return result;
+}
+
+EGLBoolean eglQueryStreamu64KHR(EGLDisplay dpy, EGLStreamKHR stream,
+ EGLenum attribute, EGLuint64KHR *value)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglQueryStreamu64KHR) {
+ result = cnx->egl.eglQueryStreamu64KHR(
+ dp->disp.dpy, stream, attribute, value);
+ }
+ return result;
+}
+
+EGLBoolean eglQueryStreamTimeKHR(EGLDisplay dpy, EGLStreamKHR stream,
+ EGLenum attribute, EGLTimeKHR *value)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglQueryStreamTimeKHR) {
+ result = cnx->egl.eglQueryStreamTimeKHR(
+ dp->disp.dpy, stream, attribute, value);
+ }
+ return result;
+}
+
+EGLSurface eglCreateStreamProducerSurfaceKHR(EGLDisplay dpy, EGLConfig config,
+ EGLStreamKHR stream, const EGLint *attrib_list)
+{
+ clearError();
+
+ egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_NO_SURFACE;
+
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglCreateStreamProducerSurfaceKHR) {
+ EGLSurface surface = cnx->egl.eglCreateStreamProducerSurfaceKHR(
+ dp->disp.dpy, config, stream, attrib_list);
+ if (surface != EGL_NO_SURFACE) {
+ egl_surface_t* s = new egl_surface_t(dp.get(), config, NULL,
+ surface, cnx);
+ return s;
+ }
+ }
+ return EGL_NO_SURFACE;
+}
+
+EGLBoolean eglStreamConsumerGLTextureExternalKHR(EGLDisplay dpy,
+ EGLStreamKHR stream)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglStreamConsumerGLTextureExternalKHR) {
+ result = cnx->egl.eglStreamConsumerGLTextureExternalKHR(
+ dp->disp.dpy, stream);
+ }
+ return result;
+}
+
+EGLBoolean eglStreamConsumerAcquireKHR(EGLDisplay dpy,
+ EGLStreamKHR stream)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglStreamConsumerAcquireKHR) {
+ result = cnx->egl.eglStreamConsumerAcquireKHR(
+ dp->disp.dpy, stream);
+ }
+ return result;
+}
+
+EGLBoolean eglStreamConsumerReleaseKHR(EGLDisplay dpy,
+ EGLStreamKHR stream)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_FALSE;
+
+ EGLBoolean result = EGL_FALSE;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglStreamConsumerReleaseKHR) {
+ result = cnx->egl.eglStreamConsumerReleaseKHR(
+ dp->disp.dpy, stream);
+ }
+ return result;
+}
+
+EGLNativeFileDescriptorKHR eglGetStreamFileDescriptorKHR(
+ EGLDisplay dpy, EGLStreamKHR stream)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_NO_FILE_DESCRIPTOR_KHR;
+
+ EGLNativeFileDescriptorKHR result = EGL_NO_FILE_DESCRIPTOR_KHR;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglGetStreamFileDescriptorKHR) {
+ result = cnx->egl.eglGetStreamFileDescriptorKHR(
+ dp->disp.dpy, stream);
+ }
+ return result;
+}
+
+EGLStreamKHR eglCreateStreamFromFileDescriptorKHR(
+ EGLDisplay dpy, EGLNativeFileDescriptorKHR file_descriptor)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) return EGL_NO_STREAM_KHR;
+
+ EGLStreamKHR result = EGL_NO_STREAM_KHR;
+ egl_connection_t* const cnx = &gEGLImpl;
+ if (cnx->dso && cnx->egl.eglCreateStreamFromFileDescriptorKHR) {
+ result = cnx->egl.eglCreateStreamFromFileDescriptorKHR(
+ dp->disp.dpy, file_descriptor);
+ }
+ return result;
+}
+
// ----------------------------------------------------------------------------
// EGL_EGLEXT_VERSION 15
// ----------------------------------------------------------------------------
return setErrorQuiet(EGL_BAD_DISPLAY, 0);
}
+
+// ----------------------------------------------------------------------------
+// Partial update extension
+// ----------------------------------------------------------------------------
+EGLBoolean eglSetDamageRegionKHR(EGLDisplay dpy, EGLSurface surface,
+ EGLint *rects, EGLint n_rects)
+{
+ clearError();
+
+ const egl_display_ptr dp = validate_display(dpy);
+ if (!dp) {
+ setError(EGL_BAD_DISPLAY, EGL_FALSE);
+ return EGL_FALSE;
+ }
+
+ SurfaceRef _s(dp.get(), surface);
+ if (!_s.get()) {
+ setError(EGL_BAD_SURFACE, EGL_FALSE);
+ return EGL_FALSE;
+ }
+
+ egl_surface_t const * const s = get_surface(surface);
+ if (s->cnx->egl.eglSetDamageRegionKHR) {
+ return s->cnx->egl.eglSetDamageRegionKHR(dp->disp.dpy, s->surface,
+ rects, n_rects);
+ }
+
+ return EGL_FALSE;
+}