| 11cb642756093a4af901b1525375b1eb2b5c3e2b |
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21-Sep-2012 |
Romain Guy <romainguy@google.com> |
Update layers in a single batch at the beginning of a frame
Bug #7186819
Change-Id: Ice5926dfedfb3be3a3064e65008dafa2852407da
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 44b2fe3fc114ee5f7273c6b0fee2cc999bf244a2 |
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07-Jun-2012 |
Chet Haase <chet@google.com> |
Track canvas clearing for swap buffers logic.
A previous fix made it necessary for a frame to render something to GL
in order to cause a call to eglSwapBuffers(). Besides the calls being
tracked as part of issuing a DisplayList, there is also a potential call
to clear the canvas (via glClear()) on non-opaque surfaces. This call is also
good to track, since a surface that gets cleared without any other drawing operations
is worth flipping to the screen (to erase old contents on that surface).
This fix tracks the status of the pre-draw operations to find out whether
glClear() was called and then sets the drawing status appropriately.
Issue #6606422 QuickContact dismissal is janky again (Tracking)
Change-Id: I5fcaccfdc9293dd46b83f2fc279730a5d2740ebf
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47 |
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24-Apr-2012 |
Romain Guy <romainguy@google.com> |
Prevent WebView from crashing when detached from the window
Bug #6365056
WebView enqueues a functor in the hardware renderer to handle
animations and this functor is called at a later time by the
hardware renderer. However, the functor was not removed from
the queue when WebView was removed from the window. This could
cause the hardware renderer to attempt to execute an invalid
functor and lead to a crash.
Change-Id: I9d38e80f3fdc5e29d4d0cdfa1e893c251a954508
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 1271e2cc80b01d577e9db339459ef0222bb9320d |
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20-Apr-2012 |
Chet Haase <chet@google.com> |
Remove USE_DISPLAY_LIST_PROPERTIES flag
This flag was still hanging around pending any need to disable
DisplayList properties. But things seem stable, so it's time to clean up
and simplify the code.
At the same time, I reduced redundance in DisplayList dimensions. We
used to call drawDisplayList() with width/height parameters that were
used to do a clip reject. This is redundant with the DisplayList properties
that set the bounds of the DisplayList; the left/right and top/bottom properties
represent the same width/height properties formerly used in drawDisplayList().
The new approach is to not pass dimensions to drawDisplayList(), but to
instead pull those dimensions directly from the DisplayList when needed.
Change-Id: I8871beff03b1d4be95f7c6e079c31a71d31e0c56
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 8f3b8e32993d190a26c70c839a63d8ce4c3b16d9 |
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28-Mar-2012 |
Romain Guy <romainguy@google.com> |
Allow fine-grained control over functors execution
Adds non-drawing execution mode
Change-Id: I82f92cf1b9a3b9ff2ca6d7427c4e02b73e04e6bf
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 6554943a1dd6854c0f4976900956e556767b49e1 |
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27-Mar-2012 |
Romain Guy <romainguy@google.com> |
Use a status_t return type for GL functors
WebView needs more fine-grained control over the behavior of the
framework upon execution of the display lists. The new status_t
allows WebView to requests its functor to be re-executed directly
without causing a redraw of the entire hierarchy.
Change-Id: I97a8141dc5c6eeb6805b6024cc1e76fce07d24cc
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 33f6beb10f98e8ba96250e284876d607055d278d |
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17-Feb-2012 |
Romain Guy <romainguy@google.com> |
Record possible clip rejects when recording display lists
This optimization allows us to quickly skip operations that lie
entirely outside of the known bounds of a display list. Because
of ViewGroup.setClipChildren, we must keep the operations recorded
in the display list. setClipChildren(false) is however a very
uncommon operation and we will therefore often benefit from this
new optimization.
Change-Id: I0942c864e55298e6dccd9977d15adefbce3ba3ad
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| b35ab7b72967adcfd01cec483a705dafe8b951d1 |
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06-Dec-2011 |
Gilles Debunne <debunne@google.com> |
Sub display list in TextView
TextView uses a sub-display list to 'cache' the rendering of its
text. This saves time when drawing an editable text, where the blinking
cursor forces a re-draw twice per second, which creates pauses during
scrolling.
Added a sub-display list invalidation when an appearance span is
modified/added/removed.
Also added an invalidation of the display list when selection range
is changed.
Change-Id: I41e8068a12902b8a745c5bb77de8c77def76a270
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| ed30fd8e9a2d65ee5c8520de55b0089c219f390c |
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23-Apr-2011 |
Chet Haase <chet@google.com> |
Add ability for hierarchyviewer to output displaylist info
Clicking on a node in hierarchyviewer1 and hierarchyviewer2 and then
clicking the new "Dump DisplayList" button will cause the display
list for the selected node (including its children) to be output into
logcat.
Change-Id: Iad05f5f6cca0f8b465dccd962b501dc18fe6e053
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| a17de9b493123f0d6e6d0b842150bf29322b7a88 |
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05-May-2011 |
Chet Haase <chet@google.com> |
Revert "Add ability for hierarchyviewer to output displaylist info"
This reverts commit b2a4b52e8d5e499d33e2765e8c47851bf0266299.
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| b2a4b52e8d5e499d33e2765e8c47851bf0266299 |
|
23-Apr-2011 |
Chet Haase <chet@google.com> |
Add ability for hierarchyviewer to output displaylist info
Clicking on a node in hierarchyviewer1 and hierarchyviewer2 and then
clicking the new "Dump DisplayList" button will cause the display
list for the selected node (including its children) to be output into
logcat.
Change-Id: Id32f62569ad1ab4d533bc62987f3a7390c1bb4e6
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 7b5b6abf852c039983eded25ebe43a70fef5a4ab |
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15-Mar-2011 |
Romain Guy <romainguy@google.com> |
Fix rendering artifact in edge fades.
Bug #4092053
The problem always existed but was made visible by partial invalidation.
When saving a layer, the renderer would try to postpone glClear()
operations until the next drawing command. This however does not work
since the clip might have changed. The fix is rather simple and
simply gets rid of this "optimization" (that turned out to be
usless anyway given how View issues saveLayer() calls.)
This change also fixes an issue with gradients (color stops where
not properly computed when using a null stops array) and optimizes
display lists rendering (quickly rejects larger portions of the
tree to avoid executing unnecessary code.)
Change-Id: I0f5b5f6e1220d41a09cc2fa84c212b0b4afd9c46
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| cabfcc1364eb7e4de0b15b3574fba45027b45cfc |
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08-Mar-2011 |
Romain Guy <romainguy@google.com> |
Add support for partial invalidates in WebView
Bug #3461349
This change also fixes two bugs that prevented partial invalidates
from working with other views. Both bugs were in our EGL implementation:
they were preventing the caller from comparing the current context/surface
with another context/surface. This was causing HardwareRenderer to always
redraw the entire screen.
Change-Id: I33e096b304d4a0b7e6c8f92930f71d2ece9bebf5
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 7d7b5490a0b0763e831b31bc11f17d8159b5914a |
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25-Jan-2011 |
Romain Guy <romainguy@google.com> |
Enable partial invalidates when rendering with OpenGL.
Change-Id: Ie8be06c4776b815e8737753eb8003b4fd8936130
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| daf98e941e140e8739458126640183b9f296a2ab |
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10-Jan-2011 |
Chet Haase <chet@google.com> |
Use optimized display lists for all hwaccelerated rendering
Previously, display lists were used only if hardware acceleration
was enabled for an application (hardwareAccelerated=true) *and* if
setDrawingCacheEnabled(true) was called. This change makes the framework
use display lists for all views in an application if hardware acceleration
is enabled.
In addition, display list renderering has been optimized so that
any view's recreation of its own display list (which is necessary whenever
the visuals of that view change) will not cause any other display list
in its parent hierarchy to change. Instead, when there are any visual
changes in the hierarchy, only those views which need to have new
display list content will recreate their display lists.
This optimization works by caching display list references in each
parent display list (so the container of some child will refer to its
child's display list by a reference to the child's display list). Then when
a view needs to recreate its display list, it will do so inside the same
display list object. This will cause the content to get refreshed, but not
the reference to that content. Then when the view hierarchy is redrawn,
it will automatically pick up the new content from the old reference.
This optimization will not necessarily improve performance when applications
need to update the entire view hierarchy or redraw the entire screen, but it does
show significant improvements when redrawing only a portion of the screen,
especially when the regions that are not refreshed are complex and time-
consuming to redraw.
Change-Id: I68d21cac6a224a05703070ec85253220cb001eb4
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| ada830f639591b99c3e40de22b07296c7932a33f |
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13-Jan-2011 |
Romain Guy <romainguy@google.com> |
Cleanup implementation of hardware layers.
The new implementation relies on OpenGLRenderer's existing layer
code instead of duplicating it. The new code is much cleaner, with
simpler and better APIs and allows tracking of drawn regions inside
layers. Region tracking is not yet enabled but this will be done
in a future CL.
Change-Id: Ie826121a2227de8252c77b992a61218defea5143
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 6c319ca1275c8db892c39b48fc54864c949f9171 |
|
11-Jan-2011 |
Romain Guy <romainguy@google.com> |
Better backend for hardware layers.
With this new backend, a hardware layer is only recreated when
its associated view is udpated. This offers fast composition
in GL and fast update of the layer in GL as well.
Change-Id: I97c43a612f5955c6bf1c192c8ca4af10fdf1d076
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| 5c13d89c1332fcc499379b9064b891187b75ca32 |
|
08-Oct-2010 |
Chet Haase <chet@google.com> |
Optimizing display lists by referencing pointers to resources instead of copying them
Change-Id: I81ad3551d74aa1e5bb64d69e33d2eb29a6c1eb6a
/frameworks/base/core/java/android/view/HardwareCanvas.java
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| b051e895ccb696604349c6c5efe7c4747e1d1ab6 |
|
29-Sep-2010 |
Romain Guy <romainguy@google.com> |
Add display lists caching.
Change-Id: Iac3a248a81ed8cb076a83ef9d186b8ebba685b4c
/frameworks/base/core/java/android/view/HardwareCanvas.java
|