| Commit message (Collapse) | Author | Age | Files | Lines |
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Reviewed-by: Eric Anholt <[email protected]>
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Fixes many piglit failures on IVB since 85edaa8.
Signed-off-by: Ian Romanick <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=85425
Reviewed-by: Jason Ekstrand <[email protected]>
Cc: Mathias Fröhlich <[email protected]>
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Restore clip control to the default state if MESA_META_VIEWPORT
or MESA_META_DEPTH_TEST is requested.
v3:
Handle clip control state with MESA_META_TRANSFORM.
Reviewed-by: Brian Paul <[email protected]>
Signed-off-by: Mathias Froehlich <[email protected]>
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Suppresses a bunch of warning noise about sample_map possibly being used
uninitialized.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
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introduced by commit 68ee950.
Signed-off-by: Anuj Phogat <[email protected]>
Reported-by: Mark Janes <[email protected]>
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Extension enables doing a multisample buffer resolve and buffer
scaling using a single glBlitFrameBuffer() call. Currently, we
have this extension implemented in BLORP which is only used by
SNB and IVB. This patch implements the extension in meta path
which makes it available to Broadwell.
Implementation features:
- Supports scaled resolves of 2X, 4X and 8X multisample buffers.
- Avoids unnecessary shader compilations by storing the pre compiled
shaders for each supported sample count.
- Uses bilinear filtering for both GL_SCALED_RESOLVE_FASTEST_EXT and
GL_SCALED_RESOLVE_NICEST_EXT filter options. This is an allowed
behavior in the extension's spec.
- I tried doing bicubic filtering for GL_SCALED_RESOLVE_NICEST_EXT
filter. It made the edges in the image look little smoother but
the image gets blurred causing no overall quality improvement.
For now I have dropped the idea of doing different filtering for
nicest filter.
V2:
- Minor changes to simplify the fragment shader.
- Refactor the code to move i965 specific sample_map computation out
of Meta. We now use ctx->Const.SampleMap{2,4,8}x variables initialized
by the driver.
- Use a simple msaa resolve shader for scaled resolves with scaling
factor = 1.0.
V3:
- Make changes to create a string out of ctx->Const.SampleMap{2,4,8}x
variables and use it in fragment shader.
V4:
- Make changes to use uint8_t type ctx->Const.SampleMap{2,4,8}x
variables.
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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If _mesa_get_tex_image() return NULL there is already error
set in context. Other error pats free allocated texture.
Signed-off-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
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On default fallback path there was null access on src_rb
Signed-off-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
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succeed
Check if _mesa_meta_bind_rb_as_tex_image() did give the texture.
If no texture was given there is already either
GL_INVALID_VALUE or GL_OUT_OF_MEMORY error set in context.
Signed-off-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Topi Pohjolainen <[email protected]>
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Currently, BLIT_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE* and
BLIT_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE* shaders
in setup_glsl_msaa_blit_shader() are not recompiled
when the source buffer sample count changes. For example,
implementation continued using a 4X msaa shader, even if
source buffer changes from 4X msaa to 8x msaa. It causes
incorrect rendering.
This patch adds new enums in blit_msaa_shader, one for
each supported sample count, and uses them to store
msaa shaders.
Fixes following piglit tests on Broadwell:
ext_framebuffer_multisample-accuracy all_samples color
ext_framebuffer_multisample-accuracy all_samples depth_draw
ext_framebuffer_multisample-accuracy all_samples depth_resolve
ext_framebuffer_multisample-accuracy all_samples stencil_draw
ext_framebuffer_multisample-accuracy all_samples stencil_resolve
ext_framebuffer_multisample-formats all_samples
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Jason Ekstarnd <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
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Previously, we were accidentally assuming that the level of both textures
was 0. Now we actually use the correct level in our hacked texture view.
This doesn't 100% fix the meta path because the texture type is getting
lost somewhere in the pipeline. However, it actually copies to/from the
correct layer now.
Signed-off-by: Jason Ekstrand <[email protected]>
Cc: "10.3" <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=82804
Tested-by: Tapani Pälli <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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A meta begin/end pair with MESA_META_DRAW_BUFFERS will change visible GL
state. We recreate the draw buffer enums from the buffer bitfield, which
changes GL_BACK to GL_BACK_LEFT (and GL_FRONT to GL_FRONT_LEFT).
This commit modifes the save/restore logic to instead copy the buffer enums
from the gl_framebuffer and then set them on restore using
_mesa_drawbuffers().
It's not clear how this breaks the benchmark in 82796, but fixing meta to not
leak the state change fixes the regression.
No piglit regressions.
Reviewed-by: Kenneth Graunke <[email protected]>
Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=82796
Signed-off-by: Kristian Høgsberg <[email protected]>
Cc: [email protected]
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Unlocking the texture is not safe: another thread could come in and grab
it. Now that we use a recursive mutex, this should work. This also fixes
texture lock deadlocks in the new meta fast clear path.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Kristian Høgsberg <[email protected]>
Tested-by: Chris Forbes <[email protected]>
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Layered rendering is part of OpenGL 3.2; GL_ARB_draw_instanced is part
of OpenGL 3.1. As such, all drivers supporting layered rendering
already support gl_InstanceID.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Kristian Høgsberg <[email protected]>
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We'll use this in the i965 fast clear implementation.
Signed-off-by: Kristian Høgsberg <[email protected]>
Reviewed-by: Connor Abbott <[email protected]>
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Previously the Meta implementation of glGetTexImage would fall back to
_mesa_get_teximage if the texturing is not using an unsigned normalised
format. However in order to support the half-float formats of BPTC textures we
can make it render to a floating-point renderbuffer instead. This patch makes
decompression_state have two FBOs, one for the GL_RGBA format and one for
GL_RGBA32F. If a floating-point texture is encountered it will try setting up
a floating-point FBO. It will now also check the status of the FBO and fall
back to _mesa_get_teximage if the FBO is not complete.
Reviewed-by: Ian Romanick <[email protected]>
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This provides an implementation of CopyImageSubData that works if both
textures are uncompressed. This implementation works by using a
combination of texture views and BlitFramebuffer. If one of the textures
is compressed, it returns false and the driver is expected to provide a
fallback.
v2: Don't leak fbo's
Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Neil Roberts <[email protected]>
v3: Change glGen/DeleteTextures to _mesa_Gen/DeleteTextures
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Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Neil Roberts <[email protected]>
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According to the GL spec the only fragment operations that should affect
glBlitFramebuffer are “the pixel ownership test, the scissor test, and sRGB
conversion”. That implies that dithering should not be performed so we need to
disable it when implementing the blit with a render.
Before commit 05b52efbc97731 the dithering state would be left as whatever the
application picks (the default being GL_TRUE) and after that commit it was
explicitly enabled. Neither of these were correct.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=81828
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Topi Pohjolainen <[email protected]>
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Changes in the patch will cause datatype to be computed
correctly for 8 and 16 bit integer formats. For example:
GL_RG8I, GL_RG16I etc.
Fixes many failures in gles3 Khronos CTS test:
copy_tex_image_conversions_required
copy_tex_image_conversions_forbidden
Cc: <[email protected]>
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Topi Pohjolainen <[email protected]>
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Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Topi Pohjolainen <[email protected]>
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We currently get red bits from ctx->DrawBuffer->Visual.redBits
by making a false assumption that the texture we're writing to
(in glCopyTexImage2D()) is used as a DrawBuffer.
Fixes many failures in gles3 Khronos CTS test:
copy_tex_image_conversions_required
Cc: <[email protected]>
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Topi Pohjolainen <[email protected]>
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Saves one line of code :)
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Topi Pohjolainen <[email protected]>
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For a long time, we've wanted a place to put utility code which isn't
directly tied to Mesa or Gallium internals. This patch creates a new
src/util directory for exactly that purpose, and builds the contents as
libmesautil.la.
ralloc seemed like a good first candidate. These days, it's directly
used by mesa/main, i965, i915, and r300g, so keeping it in src/glsl
didn't make much sense.
Signed-off-by: Kenneth Graunke <[email protected]>
v2 (Jason Ekstrand): More realloc uses and some scons fixes
Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
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Adds an implementation of the ClearTexSubImage driver entry point that tries
to set up an FBO to render to the texture and then calls glClearBuffer with a
scissor to perform the actual clear. If an FBO can't be created for the
texture then it will fall back to using _mesa_store_ClearTexSubImage.
When used in combination with _mesa_store_ClearTexSubImage this should provide
an implementation that works for all DRI-based drivers. However as this has
only been tested with the i965 driver it is currently only enabled there.
v2: Only enable the extension for the i965 driver instead of all DRI drivers.
Remove an unnecessary goto. Don't require GL_ARB_framebuffer_object. Add
some more comments.
v3: Use glClearBuffer* to avoid having to modify glClearColor and friends.
Handle sRGB textures. Explicitly disable dithering.
Reviewed-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
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The Meta implementation of glClearTexSubImage is going to want to ensure that
dithering is disabled so that it can get a consistent color across the whole
texture when clearing. This adds a state flag to easily save it and set it to
the default value when performing meta operations.
Reviewed-by: Topi Pohjolainen <[email protected]>
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i965 precompiles shaders at link time, and prints a disassembly if
INTEL_DEBUG=vs,gs,fs, including the shader name. However, blit shaders
were showing up as "unnamed" since we hadn't set a name prior to
linking.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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To aid in debugging.
Reviewed-by: Ian Romanick <[email protected]>
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On i965, enabling and disabling the GS is not free: you have to do a
full pipeline stall, reconfigure the URB and push constant space, and
emit a bunch of state. Most clears aren't layered, so the GS isn't
needed in the common case. But we turned it on universally.
Using AMD_vertex_shader_layer allows us to skip setting up the GS
altogether, while achieving the same effect.
According to Ilia, current nVidia GPUs can't do AMD_vertex_shader_layer.
However, since nouveau is Gallium-based, they're unlikely to ever care
about this path. Intel and AMD GPUs both support the extension.
Since i965 is the only driver using this path which does layered
rendering, we may as well target it at that.
v2: Improve commit message. No code changes.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Commit c1c1cf5f9 added infrastructure for saving and restoring draw
buffer state. However, it universially used MAX_DRAW_BUFFERS, but many
drivers support far fewer than that at limit. For example, the radeon
and i915 drivers only support 1. Using MAX_DRAW_BUFFERS causes meta to
generate GL errors.
Signed-off-by: Ian Romanick <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=80115
Reviewed-by: Kenneth Graunke <[email protected]>
Tested-by: Kenneth Graunke <[email protected]> [on Broadwell]
Tested-by: [email protected]
Cc: "10.2" <[email protected]>
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Warned about 'coord' being undefined in the default case, which is
unreachable.
Reviewed-by: Tapani Pälli <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
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Cc: "10.2" <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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This makes sure to use a no-op swizzle while iteratively rendering each
level of a mipmap otherwise we may loose components and effectively
apply the swizzle twice by the time these levels are sampled.
Signed-off-by: Robert Bragg <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
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Giving the meta clear program a meaningful name makes it easier to find
in output such as INTEL_DEBUG=fs or INTEL_DEBUG=shader_time. We already
did so for integer programs, but neglected to label the primary program.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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If texObj == NULL here it mean there is already GL_INVALID_VALUE
or GL_OUT_OF_MEMORY error set to context.
Signed-off-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
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Fixes framebuffer_blit_functionality_multisampled_to_singlesampled_blit
es3 cts test on bdw. Also fixes this on ivb when ivb is forced to use
the meta path.
No piglit regressions on IVB.
Further input from Ken:
"Unfortunately, this doesn't fix MRT for integer data.
In the single-sampled case, since we're directly copying data, we were
read/copy/write data as "float" values, which actually contained the
integer bits. Here, we can't do that since we need to process the
actual integer data.
I do wonder if we could use intBitsToFloat/uintBitsToFloat to stuff the
integer bits in the float gl_FragColor output. Just a crazy idea.
In the long term (post 10.2), I think we should draft an extension that
allows you to do "layout(location = all)" on user-defined fragment
shader outputs. (Or some similar syntax.)"
Signed-off-by: Topi Pohjolainen <[email protected]>
Cc: "10.2" <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
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v2 (Ken): Only restore the mode if it has changed.
Signed-off-by: Topi Pohjolainen <[email protected]>
Cc: "10.2" <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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To fix MSVC build. Trivial.
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If the source renderbuffer has a depth > 0, then send a Z texcoord
which is set to the source attachment Z offset.
This fixes piglit's gl-3.2-layered-rendering-gl-layer-render with the
GL_TEXTURE_2D_MULTISAMPLE_ARRAY case test on i965/gen8.
Signed-off-by: Jordan Justen <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
Cc: "10.2" <[email protected]>
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_mesa_meta_setup_blit_shader() currently generates a fragment shader
which, irrespective of the number of draw buffers, writes the color
to only one 'out' variable. Current shader rely on an undefined
behavior and possibly works by chance.
From OpenGL 4.0 spec, page 256:
"If a fragment shader writes to gl_FragColor, DrawBuffers specifies a
set of draw buffers into which the single fragment color defined by
gl_FragColor is written. If a fragment shader writes to gl_FragData,
or a user-defined varying out variable, DrawBuffers specifies a set
of draw buffers into which each of the multiple output colors defined
by these variables are separately written. If a fragment shader writes
to none of gl_FragColor, gl_FragData, nor any user defined varying out
variables, the values of the fragment colors following shader execution
are undefined, and may differ for each fragment color."
OpenGL 4.4 spec, page 463, added an additional line in this section:
"If some, but not all user-defined output variables are written, the
values of fragment colors corresponding to unwritten variables are
similarly undefined."
V2: Write color output to gl_FragColor instead of writing to multiple
'out' variables. This'll avoid recompiling the shader every time
draw buffers count is updated.
Cc: <[email protected]>
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Cc: <[email protected]>
Signed-off-by: Anuj Phogat <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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This is a replacement for bd44ac8b5ca08016bb064b37edaec95eccfdbcd5
that should actually work.
Fixes Piglit's copyteximage-border on swrast, as well as one of
es3conform's packed_pixels_pixelstore test.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78546
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=77705
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Cc: "10.2" <[email protected]>
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Separating the software fallbacks from the rest of the meta path (which
is usually hardware accelerated) gives callers better control over their
blitting options.
For example, i965 might want to try meta blit, hardware blits, then
swrast as a last resort. Splitting it makes that possible.
This updates all callers to maintain the existing behavior (even in the
few cases where it isn't desirable behavior - later patches can change
that).
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Cc: "10.2" <[email protected]>
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These aren't necessary - all of the following code is predicated on mask
being non-zero, so no code will get executed anyway.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Courtney Goeltzenleuchter <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Cc: "10.2" <[email protected]>
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This reverts commit bd44ac8b5ca08016bb064b37edaec95eccfdbcd5.
Fixes:
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78842
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78843
Re-breaks:
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=77705
but that will be fixed properly in a few commits.
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Cc: "10.2" <[email protected]>
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The point of copytexsubimage_using_blit_framebuffer is to use a hardware
accelerated BlitFramebuffer path. If that fails, we shouldn't do a
swrast blit---we should try our CTSI fallback code.
This is especially important for i965 and GLES, where we don't even
create a swrast context.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=77705
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>
Cc: "10.2" <[email protected]>
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Signed-off-by: Topi Pohjolainen <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
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