[Mesa-dev] [PATCH 1/4] gallium: add basic support for BPTC formats
Marek Olšák
maraeo at gmail.com
Thu Aug 7 15:20:39 PDT 2014
These functions should be updated too:
util_format_srgb
util_format_linear
util_format_fits_8unorm
Marek
On Wed, Jul 23, 2014 at 3:11 AM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> ---
>
> So... the pack/unpack functions just assert. As far as I can tell, these are
> entirely unused until e.g. softpipe or llvmpipe try to make use of this
> format. Whoever adds bptc texturing support to those drivers can add the
> mesa/texstore integration.
>
> src/gallium/auxiliary/Makefile.sources | 1 +
> src/gallium/auxiliary/util/u_format.c | 5 ++
> src/gallium/auxiliary/util/u_format.csv | 6 ++
> src/gallium/auxiliary/util/u_format.h | 8 +-
> src/gallium/auxiliary/util/u_format_bptc.c | 26 +++++++
> src/gallium/auxiliary/util/u_format_bptc.h | 109 +++++++++++++++++++++++++++
> src/gallium/auxiliary/util/u_format_pack.py | 2 +-
> src/gallium/auxiliary/util/u_format_table.py | 3 +-
> src/gallium/include/pipe/p_format.h | 5 ++
> 9 files changed, 162 insertions(+), 3 deletions(-)
> create mode 100644 src/gallium/auxiliary/util/u_format_bptc.c
> create mode 100644 src/gallium/auxiliary/util/u_format_bptc.h
>
> diff --git a/src/gallium/auxiliary/Makefile.sources b/src/gallium/auxiliary/Makefile.sources
> index 8919783..8b06c4f 100644
> --- a/src/gallium/auxiliary/Makefile.sources
> +++ b/src/gallium/auxiliary/Makefile.sources
> @@ -113,6 +113,7 @@ C_SOURCES := \
> util/u_format_s3tc.c \
> util/u_format_rgtc.c \
> util/u_format_etc.c \
> + util/u_format_bptc.c \
> util/u_format_tests.c \
> util/u_format_yuv.c \
> util/u_format_zs.c \
> diff --git a/src/gallium/auxiliary/util/u_format.c b/src/gallium/auxiliary/util/u_format.c
> index a53ed6f..cf355e5 100644
> --- a/src/gallium/auxiliary/util/u_format.c
> +++ b/src/gallium/auxiliary/util/u_format.c
> @@ -496,6 +496,11 @@ util_format_fits_8unorm(const struct util_format_description *format_desc)
> format_desc->format == PIPE_FORMAT_LATC2_SNORM)
> return FALSE;
> return TRUE;
> + case UTIL_FORMAT_LAYOUT_BPTC:
> + if (format_desc->format == PIPE_FORMAT_BPTC_RGBA_UNORM ||
> + format_desc->format == PIPE_FORMAT_BPTC_SRGBA_UNORM)
> + return TRUE;
> + return FALSE;
>
> case UTIL_FORMAT_LAYOUT_PLAIN:
> /*
> diff --git a/src/gallium/auxiliary/util/u_format.csv b/src/gallium/auxiliary/util/u_format.csv
> index 8aa5c36..570ea5a 100644
> --- a/src/gallium/auxiliary/util/u_format.csv
> +++ b/src/gallium/auxiliary/util/u_format.csv
> @@ -160,6 +160,7 @@ PIPE_FORMAT_R8G8Bx_SNORM , other, 1, 1, sn8 , sn8 , , , x
> # - http://www.opengl.org/registry/specs/EXT/texture_compression_s3tc.txt
> # - http://www.opengl.org/registry/specs/ARB/texture_compression_rgtc.txt
> # - http://www.opengl.org/registry/specs/EXT/texture_compression_latc.txt
> +# - http://www.opengl.org/registry/specs/ARB/texture_compression_bptc.txt
> # - http://www.khronos.org/registry/gles/extensions/OES/OES_compressed_ETC1_RGB8_texture.txt
> # - http://msdn.microsoft.com/en-us/library/bb694531.aspx
> PIPE_FORMAT_DXT1_RGB , s3tc, 4, 4, x64 , , , , xyz1, rgb
> @@ -183,6 +184,11 @@ PIPE_FORMAT_LATC2_SNORM , rgtc, 4, 4, x128, , , , xxxy, rg
>
> PIPE_FORMAT_ETC1_RGB8 , etc, 4, 4, x64, , , , xyz1, rgb
>
> +PIPE_FORMAT_BPTC_RGBA_UNORM , bptc, 4, 4, x128, , , , xyzw, rgb
> +PIPE_FORMAT_BPTC_SRGBA_UNORM , bptc, 4, 4, x128, , , , xyzw, srgb
> +PIPE_FORMAT_BPTC_RGB_FLOAT , bptc, 4, 4, x128, , , , xyz1, rgb
> +PIPE_FORMAT_BPTC_RGB_UFLOAT , bptc, 4, 4, x128, , , , xyz1, rgb
> +
> # Straightforward D3D10-like formats (also used for
> # vertex buffer element description)
> #
> diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
> index 2e2bf02..1789a28 100644
> --- a/src/gallium/auxiliary/util/u_format.h
> +++ b/src/gallium/auxiliary/util/u_format.h
> @@ -79,9 +79,14 @@ enum util_format_layout {
> UTIL_FORMAT_LAYOUT_ETC = 6,
>
> /**
> + * BC6/7 Texture Compression
> + */
> + UTIL_FORMAT_LAYOUT_BPTC = 7,
> +
> + /**
> * Everything else that doesn't fit in any of the above layouts.
> */
> - UTIL_FORMAT_LAYOUT_OTHER = 7
> + UTIL_FORMAT_LAYOUT_OTHER = 8
> };
>
>
> @@ -475,6 +480,7 @@ util_format_is_compressed(enum pipe_format format)
> case UTIL_FORMAT_LAYOUT_S3TC:
> case UTIL_FORMAT_LAYOUT_RGTC:
> case UTIL_FORMAT_LAYOUT_ETC:
> + case UTIL_FORMAT_LAYOUT_BPTC:
> /* XXX add other formats in the future */
> return TRUE;
> default:
> diff --git a/src/gallium/auxiliary/util/u_format_bptc.c b/src/gallium/auxiliary/util/u_format_bptc.c
> new file mode 100644
> index 0000000..8fb002f
> --- /dev/null
> +++ b/src/gallium/auxiliary/util/u_format_bptc.c
> @@ -0,0 +1,26 @@
> +#include "u_format.h"
> +#include "u_format_bptc.h"
> +
> +#define fake(format) \
> +void \
> +util_format_##format##_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j) {assert(0);} \
> +\
> +void \
> +util_format_##format##_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) {assert(0);} \
> +\
> +void \
> +util_format_##format##_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) {assert(0);} \
> +\
> +void \
> +util_format_##format##_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) {assert(0);} \
> +\
> +void \
> +util_format_##format##_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height) {assert(0);} \
> +\
> +void \
> +util_format_##format##_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j) {assert(0);}
> +
> +fake(bptc_rgba_unorm)
> +fake(bptc_srgba_unorm)
> +fake(bptc_rgb_float)
> +fake(bptc_rgb_ufloat)
> diff --git a/src/gallium/auxiliary/util/u_format_bptc.h b/src/gallium/auxiliary/util/u_format_bptc.h
> new file mode 100644
> index 0000000..77bedfd
> --- /dev/null
> +++ b/src/gallium/auxiliary/util/u_format_bptc.h
> @@ -0,0 +1,109 @@
> +/**************************************************************************
> + *
> + * Copyright 2011 Red Hat Inc.
> + * All Rights Reserved.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the
> + * "Software"), to deal in the Software without restriction, including
> + * without limitation the rights to use, copy, modify, merge, publish,
> + * distribute, sub license, and/or sell copies of the Software, and to
> + * permit persons to whom the Software is furnished to do so, subject to
> + * the following conditions:
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
> + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
> + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
> + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
> + * USE OR OTHER DEALINGS IN THE SOFTWARE.
> + *
> + * The above copyright notice and this permission notice (including the
> + * next paragraph) shall be included in all copies or substantial portions
> + * of the Software.
> + *
> + **************************************************************************/
> +
> +#ifndef U_FORMAT_BPTC_H_
> +#define U_FORMAT_BPTC_H_
> +
> +void
> +util_format_bptc_rgba_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +void
> +util_format_bptc_rgba_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgba_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgba_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgba_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgba_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +
> +
> +void
> +util_format_bptc_srgba_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +void
> +util_format_bptc_srgba_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_srgba_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_srgba_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_srgba_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_srgba_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +
> +
> +void
> +util_format_bptc_rgb_float_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +void
> +util_format_bptc_rgb_float_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_float_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_float_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_float_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_float_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +
> +void
> +util_format_bptc_rgb_ufloat_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +void
> +util_format_bptc_rgb_ufloat_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_ufloat_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_ufloat_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_ufloat_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height);
> +
> +void
> +util_format_bptc_rgb_ufloat_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j);
> +
> +
> +#endif
> diff --git a/src/gallium/auxiliary/util/u_format_pack.py b/src/gallium/auxiliary/util/u_format_pack.py
> index f9496de..49f7cd6 100644
> --- a/src/gallium/auxiliary/util/u_format_pack.py
> +++ b/src/gallium/auxiliary/util/u_format_pack.py
> @@ -659,7 +659,7 @@ def generate_format_fetch(format, dst_channel, dst_native_type, dst_suffix):
>
>
> def is_format_hand_written(format):
> - return format.layout in ('s3tc', 'rgtc', 'etc', 'subsampled', 'other') or format.colorspace == ZS
> + return format.layout in ('s3tc', 'rgtc', 'etc', 'bptc', 'subsampled', 'other') or format.colorspace == ZS
>
>
> def generate(formats):
> diff --git a/src/gallium/auxiliary/util/u_format_table.py b/src/gallium/auxiliary/util/u_format_table.py
> index 81fd399..ad582e4 100755
> --- a/src/gallium/auxiliary/util/u_format_table.py
> +++ b/src/gallium/auxiliary/util/u_format_table.py
> @@ -90,6 +90,7 @@ def write_format_table(formats):
> print '#include "u_format_rgtc.h"'
> print '#include "u_format_latc.h"'
> print '#include "u_format_etc.h"'
> + print '#include "u_format_bptc.h"'
> print
>
> u_format_pack.generate(formats)
> @@ -141,7 +142,7 @@ def write_format_table(formats):
> if format.colorspace != ZS and not format.is_pure_color():
> print " &util_format_%s_unpack_rgba_8unorm," % format.short_name()
> print " &util_format_%s_pack_rgba_8unorm," % format.short_name()
> - if format.layout == 's3tc' or format.layout == 'rgtc':
> + if format.layout == 's3tc' or format.layout == 'rgtc' or format.layout == 'bptc':
> print " &util_format_%s_fetch_rgba_8unorm," % format.short_name()
> else:
> print " NULL, /* fetch_rgba_8unorm */"
> diff --git a/src/gallium/include/pipe/p_format.h b/src/gallium/include/pipe/p_format.h
> index a7fdcd0..a29b9d6 100644
> --- a/src/gallium/include/pipe/p_format.h
> +++ b/src/gallium/include/pipe/p_format.h
> @@ -344,6 +344,11 @@ enum pipe_format {
>
> PIPE_FORMAT_B5G6R5_SRGB = 254,
>
> + PIPE_FORMAT_BPTC_RGBA_UNORM = 255,
> + PIPE_FORMAT_BPTC_SRGBA_UNORM = 256,
> + PIPE_FORMAT_BPTC_RGB_FLOAT = 257,
> + PIPE_FORMAT_BPTC_RGB_UFLOAT = 258,
> +
> PIPE_FORMAT_COUNT
> };
>
> --
> 1.8.5.5
>
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