| Commit message (Collapse) | Author | Age | Files | Lines |
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This is no longer used.
Reviewed-by: Jason Ekstrand <[email protected]>
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_mesa_unpack_bitmap() was introduced by commit 02b801c to handle the case
when data is stored in PBO by display lists, in the context of this bug:
Incorrect pixels read back if draw bitmap texture through Display list
https://bugs.freedesktop.org/show_bug.cgi?id=10370
Since _mesa_unpack_image() already handles the case of GL_BITMAP, this patch
removes _mesa_unpack_bitmap() and makes affected calls go through
_mesa_unapck_image() instead.
The sample test attached to the original bug report passes with this change
and there are no piglit regressions.
Signed-off-by: Eduardo Lima Mitev <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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In the future we would like to have a format conversion library that is
independent of GL so we can share it with Gallium. This is a step in that
direction.
Reviewed-by: Jason Ekstrand <[email protected]>
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Instead of using _mesa_pack_rgba_span_float. This should allow us to remove
that function in a later patch.
Reviewed-by: Jason Ekstrand <[email protected]>
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This is the only place that uses _mesa_unpack_color_span_float so after
this we should be able to remove that function.
Reviewed-by: Jason Ekstrand <[email protected]>
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Reviewed-by: Jason Ekstrand <[email protected]>
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Reviewed-by: Jason Ekstrand <[email protected]>
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Reviewed-by: Jason Ekstrand <[email protected]>
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Notice that _mesa_format_convert does not handle byte-swapping scenarios,
GL_COLOR_INDEX or MESA_FORMAT_YCBCR(_REV), so these must be handled
separately.
Also, remove all the code that goes unused after using _mesa_format_convert.
Reviewed-by: Jason Ekstrand <[email protected]>
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We only use _mesa_make_temp_ubyte_image in texstore.c to convert
GL_COLOR_INDEX to RGBA, but this helper does more stuff than this.
All uses of this helper can be replaced with calls to
_mesa_format_convert except for this GL_COLOR_INDEX conversion.
This patch extracts the GL_COLOR_INDEX to RGBA logic to a separate
helper so we can use that instead from texstore.c.
In future patches we will replace all remaining calls to
_mesa_make_temp_ubyte_image in the repository (related to compressed
formats) with calls to _mesa_format_convert so we can remove
_mesa_make_temp_ubyte_image and related functions.
v2:
- Remove ‘for’ loop initial declaration. They are only allowed in C99 or C11
mode.
Reviewed-by: Jason Ekstrand <[email protected]>
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For glReadPixels with a Luminance destination format we compute luminance
values from RGBA as L=R+G+B. This, however, requires ad-hoc implementation,
since pack/unpack functions or _mesa_swizzle_and_convert won't do this
(and thus, neither will _mesa_format_convert). This patch adds helpers
to do this computation so they can be used to support conversion to luminance
formats.
The current implementation of glReadPixels does this computation as part
of the span functions in pack.c (see _mesa_pack_rgba_span_float), that do
this together with other things like type conversion, etc. We do not want
to use these functions but use _mesa_format_convert instead (later patches
will remove the color span functions), so we need to extract this functionality
as helpers.
Reviewed-by: Jason Ekstrand <[email protected]>
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We have _mesa_swap{2,4} but these do in-place byte-swapping only. The new
functions receive an extra parameter so we can swap bytes on a source
input array and store the results in a (possibly different) destination
array.
This is useful to implement byte-swapping in pixel uploads, since in this
case we need to swap bytes on the src data which is owned by the
application so we can't do an in-place byte swap.
v2:
- Include compiler.h in image.h, which is necessary to build in MSCV as
indicated by Brian Paul.
Reviewed-by: Jason Ekstrand <[email protected]>
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We had previously added the needed mesa formats, so we can simplify
the code further.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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v2 after review by Jason Ekstrand:
- Move _mesa_format_from_format_and_type to glformats
- Return a mesa_format for GL_UNSIGNED_INT_8_8_8_8(_REV)
v3:
- Adapted to the new implementation of mesa_array_format as a plain uint32_t
bitfield.
Reviewed-by: Jason Ekstrand <[email protected]>
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This will come in handy when callers of _mesa_format_convert need
to compute the rebase swizzle parameter to use.
Reviewed-by: Jason Ekstrand <[email protected]>
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The new parameter allows callers to provide a rebase swizzle that
the function needs to use to match the requirements of the base
internal format involved. This is necessary when the source or
destination internal formats (depending on whether we are doing
the conversion for a pixel download or a pixel upload respectively)
do not match the base formats of the source or destination
formats of the conversion. This can happen when the driver does not
support the internal formats and uses a different format to store
pixel data internally.
For example, a texture upload from RGB to Luminance in a driver
that does not support textures with a Luminance format may decide
to store the Luminance data as RGBA. In this case we want to store
the RGBA values as (R,R,R,1). Following the same example, when we
download from that texture to RGBA we want to read (R,0,0,1). The
rebase_swizzle parameter allows these transforms to happen.
Reviewed-by: Jason Ekstrand <[email protected]>
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This is necessary to handle conversions between array types where
the driver does not support the dst format requested by the client and
chooses a different format instead.
We will need this in _mesa_format_convert, so move it to format_utils.c,
prefix it with '_mesa_' and make it available to other files.
v2:
- Move _mesa_compute_component_mapping to glformats
Reviewed-by: Jason Ekstrand <[email protected]>
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v2 by Iago Toral <[email protected]>:
- When testing if we can directly pack we should use the src format to check
if we are packing from an RGBA format. The original code used the dst format
for the ubyte case by mistake.
- Fixed incorrect number of bits for dst, it was computed using the src format
instead of the dst format.
- If the dst format is an array format, check if it is signed. We were only
checking this for the case where it was not an array format, but we need
to know this in both scenarios.
- Fixed incorrect swizzle transform for the cases where we convert between
array formats.
- Compute is_signed and bits only once and for the dst format. We were
computing these for the src format too but they were overwritten by the
dst values immediately after.
- Be more careful when selecting the integer path. Specifically, check that
both src and dst are integer types. Checking only one of them should suffice
since OpenGL does not allow conversions between normalized and integer types,
but putting extra care here makes sense and also makes the actual requirements
for this path more clear.
- The format argument for pack functions is the destination format we are
packing to, not the source format (which has to be RGBA).
- Expose RGBA8888_* to other files. These will come in handy when in need to
test if a given array format is RGBA or in need to pass RGBA formats to
mesa_format_convert.
v3 by Samuel Iglesias <[email protected]>:
- Add an RGBA8888_INT definition.
v4 by Iago Toral <[email protected]> after review by Jason Ekstrand:
- Added documentation for _mesa_format_convert.
- Added additional explanatory comments for integer conversions.
- Ensure that we use _messa_swizzle_and_convert for all signed source formats.
- Squashed: do not directly (un)pack to RGBA UINT if the source is not unsigned.
v5 by Iago Toral <[email protected]>:
- Adapted to the new implementation of mesa_array_format as a plain uint32_t
bitfield.
Reviewed-by: Jason Ekstrand <[email protected]>
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Use autogenerated format pack functions and take advantage of some
macros to reduce source code, facilitating its maintenance.
Unfortunately, dstType == GL_UNSIGNED_SHORT cannot simplified like
the others, so keep it as it is.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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We will use this in a later patch to refactor _mesa_pack_rgba_span_float.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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Take advantage of new mesa formats and new format_pack functions to
reduce source code in _mesa_pack_rgba_span_from_ints() and
_mesa_pack_rgba_span_from_uints().
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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This commit adds a macro to facilitate the task of using
format conversions functions but keeps the same API.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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This will be used to refactor code in pack.c and support conversion
to/from these types in a master convert function that will be added
later.
v2:
- Fix autogeneration of MESA_FORMAT_A2R10G10B10_UNORM pack/unpack
functions
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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This will be used to unify code in pack.c.
v2:
- Modify pack_int_*() function generator to use c.datatype() and
f.datatype()
v3:
- Only autogenerate pack_int_*() functions for non-normalized integer
formats.
v4:
- Use _mesa_unsigned_to_unsigned() in pack_int_*() because, in order
to be able to pack both signed and unsigned formats, we need to
sign-extend.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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We will use this later on to handle uint conversion scenarios in a master
convert function.
v2:
- Modify pack_uint_*() function generation to use c.datatype() and
f.datatype().
- Remove UINT_TO_FLOAT() macro usage from pack_uint*()
- Remove "if not f.is_normalized()" conditional as pack_uint*()
functions are only autogenerated for non normalized formats.
v3:
- Add clamping for non-normalized integer formats in pack_uint*()
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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Signed-off-by: Jason Ekstrand <[email protected]>
v2 by Samuel Iglesias <[email protected]>:
- Add usage of INDENT_FLAGS in Makefile.am
v3 by Samuel Iglesias <[email protected]>:
- Modify unpack_float_*() and unpack_ubyte_*() function generation
to use c.datatype() and f.datatype()
- Fix out-of-tree build
v4 by Samuel Iglesias <[email protected]>:
- format_unpack.c.mako is now format_unpack.py, with the template code
inlined. It now auto-generates format_unpack.c
- Add format_unpack.c to gitignore.
- Simplify Makefile.am change
- Modify SConscript to build format_unpack.c with scons
v5 by Samuel Iglesias <[email protected]>:
- Don't allow float to non-normalized integer format conversions.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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We were auto-generating it before. The problem was that the autogeneration
tool we were using was called "copy, paste, and edit". Let's use a more
sensible solution.
Signed-off-by: Jason Ekstrand <[email protected]>
v2 by Samuel Iglesias <[email protected]>
- Remove format_pack.c as it is now autogenerated
- Add usage of INDENT_FLAGS in Makefile.am
- Remove trailing blank line
v3 by Samuel Iglesias <[email protected]>
- Merge format_convert.py into format_parser.py
- Adapt pack_*_* function generations
- Fix out-of-tree build
v4 by Samuel Iglesias <[email protected]>
- _get_datatype() is now a helper function
v5 by Samuel Iglesias <[email protected]>
- format_pack.c.mako is now format_pack.py, with the template code
inlined. It now auto-generates format_pack.c
- Simplify Makefile.am change.
- Modify SConscript to build format_pack.c with scons.
- Remove run_mako.py
- Add format_pack.c to gitignore
v6 by Samuel Iglesias <[email protected]>:
- Don't allow float to non-normalized integer format conversions.
- Add non-normalized formats support for ubyte packing functions. Merge
the previously separated patch.
- Add clamping for non-normalized integer formats in pack_ubyte*()
v7 by Samuel Iglesias <[email protected]>:
- Add assert to check that sRGB formats are 8-bit size.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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Reviewed-by: Jason Ekstrand <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
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If we need the base format for a mesa_array_format we have to find the
matching mesa_format first. This is expensive because it requires
to loop through all existing mesa formats until we find the right match.
We can resolve the base format of an array format directly by looking
at its swizzle information. Also, we can have _mesa_get_format_base_format
accept an uint32_t which can pack either a mesa_format or a mesa_array_format
and resolve the base format for either type. This way clients do not need to
check if they have a mesa_format or a mesa_array_format and call different
functions depending on the case.
Another reason to resolve the base format for array formats directly is that
we don't have matching mesa_format enums for every possible array format, so
for some GL format/type combinations we can produce array formats that don't
have a corresponding mesa format, in which case we would not be able to
find the base format. Example format=GL_RGB, type=GL_UNSIGNED_SHORT. This type
would map to something like MESA_FORMAT_RGB_UNORM16, but we don't have that.
Reviewed-by: Jason Ekstrand <[email protected]>
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An array format is a 32-bit integer format identifier that can represent
any format that can be represented as an array of standard GL datatypes.
Whie the MESA_FORMAT enums provide several of these, they don't account for
all of them.
v2 by Iago Toral Quiroga <[email protected]>:
- Implement mesa_array_format as a plain bitfiled uint32_t type instead of
using a struct inside a union to access the various components packed in
it. This is necessary to support bigendian properly, as pointed out by
Ian.
- Squashed: Make float types normalized
v3 by Iago Toral Quiroga <[email protected]>:
- Include compiler.h in formats.h, which is necessary to build in MSVC as
indicated by Brian Paul.
Reviewed-by: Jason Ekstrand <[email protected]>
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Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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Fix various conversion paths that involved integer data types of different
sizes (uint16_t to uint8_t, int16_t to uint8_t, etc) that were not
being clamped properly.
Also, one of the paths was incorrectly assigning the value 12, instead of 1,
to the constant "one".
v2:
- Create auxiliary clamping functions and use them in all paths that
required clamp because of different source and destination sizes
and signed-unsigned conversions.
v3:
- Create MIN_INT macro and use it.
v4:
- Add _mesa_float_to_[un]signed() and mesa_half_to_[un]signed() auxiliary
functions.
- Add clamp for float-to-integer conversions in _mesa_swizzle_and_convert()
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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Signed-off-by: Jason Ekstrand <[email protected]>
v2 by Samuel Iglesias <[email protected]>:
- Fix compilation errors
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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_BaseFormat is a GLenum (unsigned int) so testing if its value is
greater than 0 to detect the cases where _mesa_base_tex_format
returns -1 doesn't work.
Fixing the assertion breaks the arb_texture_view-lifetime-format
piglit test on nouveau, since that test calls
_mesa_base_tex_format with GL_R16F with a context that does not
have ARB_texture_float, so it returns -1 for the BaseFormat, which
was not being caught properly by the ASSERT in init_teximage_fields_ms
until now.
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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We were returning incorrect mesa formats for GL_LUMINANCE_ALPHA16I_EXT
and GL_LUMINANCE_ALPHA32I_EXT.
Signed-off-by: Samuel Iglesias Gonsalvez <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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As with B5G6R5, these have been left broken with comments saying they are.
Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
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The PACK_565_REV macro is no longer used. It was also extremely confusing
because it's actually a byteswapped 565 not reversed 565.
Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
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Aparently, the packing/unpacking functions for these formats have differed
from the format description in formats.h. Instead of fixing this, people
simply left a comment saying it was broken. Let's actually fix it for
real.
v2 by Samuel Iglesias <[email protected]>:
- Fix comment in formats.h
Signed-off-by: Jason Ekstrand <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
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This patch fixes the return of a wrong value when x is lower than
-MAX_INT(src_bits) as the result would not be between [-1.0 1.0].
v2 by Samuel Iglesias <[email protected]>:
- Modify snorm_to_float() to avoid doing the division when
x == -MAX_INT(src_bits)
Cc: 10.4 <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
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When doing repclears, we only want to use the SIMD16 program, not the
SIMD8 one. Kristian added this to the Gen7+ code, but apparently we
missed it in the Gen6 code. This patch copies that code over.
Approximately doubles the performance in a clear microbenchmark from
mesa-demos (clearspd -width 500 -height 500 +color) on Sandybridge.
Cc: "10.4 10.3" <[email protected]>
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Kristian Høgsberg <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
References: https://code.google.com/p/chrome-os-partner/issues/detail?id=34681
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There are no binary formats supported, so what are you doing? At least
this gives the application developer some feedback about what's going
on. The spec gives no guidance about what to do in this scenario.
Signed-off-by: Ian Romanick <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=87516
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Leight Bade <[email protected]>
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v2: Fix assignment of length. Noticed by Julien Cristau.
Signed-off-by: Ian Romanick <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=87516
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Leight Bade <[email protected]>
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Signed-off-by: Ian Romanick <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=87516
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Leight Bade <[email protected]>
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If you had a conditional assignment of an array or struct (say, from the
if-lowering pass), we'd try doing swizzle_for_size() on the aggregate
type, and it would assertion fail due to vector_elements==0. Instead,
extend emit_block_mov() to handle emitting the conditional operations,
which also means we'll have appropriate writemasks/swizzles on the CMPs
within a struct containing various-sized members.
Fixes 20 testcases in es3conform on vc4.
Reviewed-by: Jose Fonseca <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
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start_ip and end_ip are inclusive.
Increases instruction counts in 64 shaders in shader-db, likely
indicative of them previously being misoptimized.
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Can't do void pointer arithmetic with MSVC.
Reviewed-by: Jose Fonseca <[email protected]>
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Move assertions after declarations and don't use void pointer arithmetic.
Reviewed-by: Jose Fonseca <[email protected]>
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This is part of a potential solution to a spec bug. Cube completeness
is a concept from glGenerateMipmap, but it seems reasonable to check for it in
TextureSubImage when target=GL_TEXTURE_CUBE_MAP.
Reviewed-by: Anuj Phogat <[email protected]>
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This is part of a potential solution to a spec bug. Cube completeness
is a concept from glGenerateMipmap, but it seems reasonable to check for it in
GetTextureImage when the target is GL_TEXTURE_CUBE_MAP.
Reviewed-by: Anuj Phogat <[email protected]>
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