On Thursday, January 08, 2015 10:03:01 AM Jason Ekstrand wrote:
> On Wed, Jan 7, 2015 at 11:20 PM, Iago Toral Quiroga <ito...@igalia.com>
>
> wrote:
> > From: Jason Ekstrand <jason.ekstr...@intel.com>
> >
> > 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 <jason.ekstr...@intel.com>
> >
> > v2 by Samuel Iglesias <sigles...@igalia.com>
> > - 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 <sigles...@igalia.com>
> > - Merge format_convert.py into format_parser.py
> >
> > - Adapt pack_*_* function generations
> >
> > - Fix out-of-tree build
> >
> > v4 by Samuel Iglesias <sigles...@igalia.com>
> > - _get_datatype() is now a helper function
> >
> > v5 by Samuel Iglesias <sigles...@igalia.com>
> > - 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 <sigles...@igalia.com>:
> > - 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*()
> >
> > Signed-off-by: Samuel Iglesias Gonsalvez <sigles...@igalia.com>
> > ---
> >
> > src/mesa/Makefile.am | 9 +
> > src/mesa/Makefile.sources | 2 +-
> > src/mesa/SConscript | 7 +
> > src/mesa/main/.gitignore | 1 +
> > src/mesa/main/format_pack.c | 2982
> >
> > ----------------------------------------
> >
> > src/mesa/main/format_pack.py | 919 +++++++++++++
> > src/mesa/main/format_parser.py | 47 +
> > 7 files changed, 984 insertions(+), 2983 deletions(-)
> > delete mode 100644 src/mesa/main/format_pack.c
> > create mode 100644 src/mesa/main/format_pack.py
> >
> > diff --git a/src/mesa/Makefile.am b/src/mesa/Makefile.am
> > index 8d8082a..6b00310 100644
> > --- a/src/mesa/Makefile.am
> > +++ b/src/mesa/Makefile.am
> > @@ -83,6 +83,7 @@ BUILT_SOURCES = \
> >
> > main/get_hash.h \
> >
> > main/format_info.c \
> >
> > $(BUILDDIR)main/git_sha1.h \
> >
> > + main/format_pack.c \
> >
> > $(BUILDDIR)program/program_parse.tab.c \
> > $(BUILDDIR)program/lex.yy.c
> >
> > CLEANFILES = \
> >
> > @@ -106,6 +107,14 @@ main/format_info.c: main/formats.csv
> >
> > \
> >
> > $< > $@.tmp; \
> >
> > mv $@.tmp $@;
> >
> > +main/format_pack.c: main/format_pack.py main/formats.csv \
> > + main/format_parser.py
> > + $(AM_V_GEN)set -e; \
> > + $(PYTHON2) $(PYTHON_FLAGS) \
> > + $(srcdir)/main/format_pack.py \
> > + $(srcdir)/main/formats.csv \
> > + | $(INDENT) $(INDENT_FLAGS) > $@;
> > +
> >
> > main/formats.c: main/format_info.c
> >
> > noinst_LTLIBRARIES = $(ARCH_LIBS)
> >
> > diff --git a/src/mesa/Makefile.sources b/src/mesa/Makefile.sources
> > index 7ac3bbc..e4d3ba1 100644
> > --- a/src/mesa/Makefile.sources
> > +++ b/src/mesa/Makefile.sources
> > @@ -93,8 +93,8 @@ MAIN_FILES = \
> >
> > $(SRCDIR)main/ffvertex_prog.h \
> > $(SRCDIR)main/fog.c \
> > $(SRCDIR)main/fog.h \
> >
> > - $(SRCDIR)main/format_pack.c \
> >
> > $(SRCDIR)main/format_pack.h \
> >
> > + $(BUILDDIR)main/format_pack.c \
> >
> > $(SRCDIR)main/formatquery.c \
> > $(SRCDIR)main/formatquery.h \
> > $(SRCDIR)main/formats.c \
> >
> > diff --git a/src/mesa/SConscript b/src/mesa/SConscript
> > index e7c4f5c..d9a3478 100644
> > --- a/src/mesa/SConscript
> > +++ b/src/mesa/SConscript
> > @@ -66,6 +66,13 @@ format_info = env.CodeGenerate(
> >
> > command = python_cmd + ' $SCRIPT ' + ' $SOURCE > $TARGET'
> >
> > )
> >
> > +format_pack = env.CodeGenerate(
> > + target = 'main/format_pack.c',
> > + script = 'main/format_pack.py',
> > + source = 'main/formats.csv',
> > + command = python_cmd + ' $SCRIPT ' + ' $SOURCE > $TARGET'
> > +)
> > +
> >
> > #
> > # Assembly sources
> > #
> >
> > diff --git a/src/mesa/main/.gitignore b/src/mesa/main/.gitignore
> > index fec0629..964a867 100644
> > --- a/src/mesa/main/.gitignore
> > +++ b/src/mesa/main/.gitignore
> > @@ -9,3 +9,4 @@ remap_helper.h
> >
> > get_hash.h
> > get_hash.h.tmp
> > format_info.c
> >
> > +format_pack.c
> > diff --git a/src/mesa/main/format_pack.c b/src/mesa/main/format_pack.c
> > deleted file mode 100644
> > index 3d191c1..0000000
> > --- a/src/mesa/main/format_pack.c
> > +++ /dev/null
> > @@ -1,2982 +0,0 @@
> > -/*
> > - * Mesa 3-D graphics library
> > - *
> > - * Copyright (c) 2011 VMware, Inc.
> > - *
> > - * 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,
> > sublicense,
> > - * 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 above copyright notice and this permission notice shall be
> > included
> > - * in all copies or substantial portions of the Software.
> > - *
> > - * 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 NONINFRINGEMENT. IN NO EVENT
> > SHALL
> > - * THE AUTHORS OR COPYRIGHT HOLDERS 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.
> > - */
> > -
> > -
> > -/**
> > - * Color, depth, stencil packing functions.
> > - * Used to pack basic color, depth and stencil formats to specific
> > - * hardware formats.
> > - *
> > - * There are both per-pixel and per-row packing functions:
> > - * - The former will be used by swrast to write values to the color,
> > depth,
> > - * stencil buffers when drawing points, lines and masked spans.
> > - * - The later will be used for image-oriented functions like
> > glDrawPixels,
> > - * glAccum, and glTexImage.
> > - */
> > -
> > -
> > -#include "colormac.h"
> > -#include "format_pack.h"
> > -#include "macros.h"
> > -#include "../../gallium/auxiliary/util/u_format_rgb9e5.h"
> > -#include "../../gallium/auxiliary/util/u_format_r11g11b10f.h"
> > -#include "util/format_srgb.h"
> > -
> > -
> > -/** Helper struct for MESA_FORMAT_Z32_FLOAT_S8X24_UINT */
> > -struct z32f_x24s8
> > -{
> > - float z;
> > - uint32_t x24s8;
> > -};
> > -
> > -
> > -typedef void (*pack_ubyte_rgba_row_func)(GLuint n,
> > - const GLubyte src[][4], void
> > *dst);
> > -
> > -typedef void (*pack_float_rgba_row_func)(GLuint n,
> > - const GLfloat src[][4], void
> > *dst);
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A8B8G8R8_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_A8B8G8R8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = PACK_COLOR_8888(src[RCOMP], src[GCOMP], src[BCOMP], src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A8B8G8R8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_A8B8G8R8_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_A8B8G8R8_UNORM(GLuint n, const GLubyte src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = PACK_COLOR_8888(src[i][RCOMP], src[i][GCOMP],
> > - src[i][BCOMP], src[i][ACOMP]);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_A8B8G8R8_UNORM(GLuint n, const GLfloat src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_A8B8G8R8_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R8G8B8A8_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_R8G8B8A8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = PACK_COLOR_8888(src[ACOMP], src[BCOMP], src[GCOMP], src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_R8G8B8A8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_R8G8B8A8_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_R8G8B8A8_UNORM(GLuint n, const GLubyte src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = PACK_COLOR_8888(src[i][ACOMP], src[i][BCOMP],
> > - src[i][GCOMP], src[i][RCOMP]);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_R8G8B8A8_UNORM(GLuint n, const GLfloat src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_R8G8B8A8_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B8G8R8A8_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_B8G8R8A8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = PACK_COLOR_8888(src[ACOMP], src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_B8G8R8A8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_B8G8R8A8_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_B8G8R8A8_UNORM(GLuint n, const GLubyte src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = PACK_COLOR_8888(src[i][ACOMP], src[i][RCOMP],
> > - src[i][GCOMP], src[i][BCOMP]);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_B8G8R8A8_UNORM(GLuint n, const GLfloat src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_B8G8R8A8_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A8R8G8B8_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_A8R8G8B8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = PACK_COLOR_8888(src[BCOMP], src[GCOMP], src[RCOMP], src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A8R8G8B8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_A8R8G8B8_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_A8R8G8B8_UNORM(GLuint n, const GLubyte src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = PACK_COLOR_8888(src[i][BCOMP], src[i][GCOMP],
> > - src[i][RCOMP], src[i][ACOMP]);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_A8R8G8B8_UNORM(GLuint n, const GLfloat src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_A8R8G8B8_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B8G8R8X8_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_B8G8R8X8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = PACK_COLOR_8888(0x0, src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_B8G8R8X8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_B8G8R8X8_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_B8G8R8X8_UNORM(GLuint n, const GLubyte src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = PACK_COLOR_8888(0, src[i][RCOMP], src[i][GCOMP],
> > src[i][BCOMP]);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_B8G8R8X8_UNORM(GLuint n, const GLfloat src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_B8G8R8X8_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_X8R8G8B8_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_X8R8G8B8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = PACK_COLOR_8888(src[BCOMP], src[GCOMP], src[RCOMP], 0);
> > -}
> > -
> > -static void
> > -pack_float_X8R8G8B8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_X8R8G8B8_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_X8R8G8B8_UNORM(GLuint n, const GLubyte src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = PACK_COLOR_8888(src[i][BCOMP], src[i][GCOMP], src[i][RCOMP],
> > 0);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_X8R8G8B8_UNORM(GLuint n, const GLfloat src[][4], void
> > *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_X8R8G8B8_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_BGR_UNORM8
> > - */
> > -
> > -static void
> > -pack_ubyte_BGR_UNORM8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - d[2] = src[RCOMP];
> > - d[1] = src[GCOMP];
> > - d[0] = src[BCOMP];
> > -}
> > -
> > -static void
> > -pack_float_BGR_UNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[2], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[0], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_BGR_UNORM8(GLuint n, const GLubyte src[][4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i*3+2] = src[i][RCOMP];
> > - d[i*3+1] = src[i][GCOMP];
> > - d[i*3+0] = src[i][BCOMP];
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_BGR_UNORM8(GLuint n, const GLfloat src[][4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - d[i*3+2] = v[RCOMP];
> > - d[i*3+1] = v[GCOMP];
> > - d[i*3+0] = v[BCOMP];
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_RGB_UNORM8
> > - */
> > -
> > -static void
> > -pack_ubyte_RGB_UNORM8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - d[2] = src[BCOMP];
> > - d[1] = src[GCOMP];
> > - d[0] = src[RCOMP];
> > -}
> > -
> > -static void
> > -pack_float_RGB_UNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[2], src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[0], src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_RGB_UNORM8(GLuint n, const GLubyte src[][4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i*3+2] = src[i][BCOMP];
> > - d[i*3+1] = src[i][GCOMP];
> > - d[i*3+0] = src[i][RCOMP];
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_RGB_UNORM8(GLuint n, const GLfloat src[][4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - d[i*3+2] = v[BCOMP];
> > - d[i*3+1] = v[GCOMP];
> > - d[i*3+0] = v[RCOMP];
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B5G6R5_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_B5G6R5_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_565(src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_B5G6R5_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[3];
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[2], src[BCOMP]);
> > - pack_ubyte_B5G6R5_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_B5G6R5_UNORM(GLuint n, const GLubyte src[][4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - pack_ubyte_B5G6R5_UNORM(src[i], d + i);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_B5G6R5_UNORM(GLuint n, const GLfloat src[][4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_B5G6R5_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -static void
> > -pack_ubyte_R5G6B5_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_565(src[BCOMP], src[GCOMP], src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_R5G6B5_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte r, g, b;
> > - UNCLAMPED_FLOAT_TO_UBYTE(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(g, src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(b, src[BCOMP]);
> > - *d = PACK_COLOR_565(b, g, r);
> > -}
> > -
> > -static void
> > -pack_row_ubyte_R5G6B5_UNORM(GLuint n, const GLubyte src[][4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - pack_ubyte_R5G6B5_UNORM(src[i], d + i);
> > - }
> > -}
> > -
> > -static void
> > -pack_row_float_R5G6B5_UNORM(GLuint n, const GLfloat src[][4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src[i]);
> > - pack_ubyte_R5G6B5_UNORM(v, d + i);
> > - }
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B4G4R4A4_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_B4G4R4A4_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_4444(src[ACOMP], src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_B4G4R4A4_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_B4G4R4A4_UNORM(v, dst);
> > -}
> > -
> > -/* use fallback row packing functions */
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A4R4G4B4_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_A4R4G4B4_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_4444(src[BCOMP], src[GCOMP], src[RCOMP], src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A4R4G4B4_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_A4R4G4B4_UNORM(v, dst);
> > -}
> > -
> > -/* use fallback row packing functions */
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A1B5G5R5_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_A1B5G5R5_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_5551(src[RCOMP], src[GCOMP], src[BCOMP], src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A1B5G5R5_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_A1B5G5R5_UNORM(v, dst);
> > -}
> > -
> > -/* use fallback row packing functions */
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B5G5R5A1_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_B5G5R5A1_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_1555(src[ACOMP], src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_B5G5R5A1_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_B5G5R5A1_UNORM(v, dst);
> > -}
> > -
> > -static void
> > -pack_ubyte_A1R5G5B5_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst), tmp;
> > - tmp = PACK_COLOR_5551(src[BCOMP], src[GCOMP], src[RCOMP], src[ACOMP]);
> > - *d = (tmp >> 8) | (tmp << 8);
> > -}
> > -
> > -static void
> > -pack_float_A1R5G5B5_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_A1R5G5B5_UNORM(v, dst);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L4A4_UNORM */
> > -
> > -static void
> > -pack_ubyte_L4A4_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = PACK_COLOR_44(src[ACOMP], src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_L4A4_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[3], src[ACOMP]);
> > - pack_ubyte_L4A4_UNORM(v, dst);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L8A8_UNORM */
> > -
> > -static void
> > -pack_ubyte_L8A8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_88(src[ACOMP], src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_L8A8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[3], src[ACOMP]);
> > - pack_ubyte_L8A8_UNORM(v, dst);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A8L8_UNORM */
> > -
> > -static void
> > -pack_ubyte_A8L8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_88(src[RCOMP], src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A8L8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[3], src[ACOMP]);
> > - pack_ubyte_A8L8_UNORM(v, dst);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L16A16_UNORM */
> > -
> > -static void
> > -pack_ubyte_L16A16_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort l = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort a = UBYTE_TO_USHORT(src[ACOMP]);
> > - *d = PACK_COLOR_1616(a, l);
> > -}
> > -
> > -static void
> > -pack_float_L16A16_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort l, a;
> > - UNCLAMPED_FLOAT_TO_USHORT(l, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(a, src[ACOMP]);
> > - *d = PACK_COLOR_1616(a, l);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A16L16_UNORM */
> > -
> > -static void
> > -pack_ubyte_A16L16_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort l = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort a = UBYTE_TO_USHORT(src[ACOMP]);
> > - *d = PACK_COLOR_1616(l, a);
> > -}
> > -
> > -static void
> > -pack_float_A16L16_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort l, a;
> > - UNCLAMPED_FLOAT_TO_USHORT(l, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(a, src[ACOMP]);
> > - *d = PACK_COLOR_1616(l, a);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_B2G3R3_UNORM */
> > -
> > -static void
> > -pack_ubyte_B2G3R3_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = PACK_COLOR_332(src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_B2G3R3_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(v[2], src[BCOMP]);
> > - pack_ubyte_B2G3R3_UNORM(v, dst);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A_UNORM8 */
> > -
> > -static void
> > -pack_ubyte_A_UNORM8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = src[ACOMP];
> > -}
> > -
> > -static void
> > -pack_float_A_UNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[0], src[ACOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A_UNORM16 */
> > -
> > -static void
> > -pack_ubyte_A_UNORM16(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = UBYTE_TO_USHORT(src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A_UNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[0], src[ACOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L_UNORM8 */
> > -
> > -static void
> > -pack_ubyte_L_UNORM8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = src[RCOMP];
> > -}
> > -
> > -static void
> > -pack_float_L_UNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - UNCLAMPED_FLOAT_TO_UBYTE(d[0], src[RCOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L_UNORM16 */
> > -
> > -static void
> > -pack_ubyte_L_UNORM16(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = UBYTE_TO_USHORT(src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_L_UNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[0], src[RCOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_YCBCR */
> > -
> > -static void
> > -pack_ubyte_YCBCR(const GLubyte src[4], void *dst)
> > -{
> > - /* todo */
> > -}
> > -
> > -static void
> > -pack_float_YCBCR(const GLfloat src[4], void *dst)
> > -{
> > - /* todo */
> > -}
> > -
> > -
> > -/* MESA_FORMAT_YCBCR_REV */
> > -
> > -static void
> > -pack_ubyte_YCBCR_REV(const GLubyte src[4], void *dst)
> > -{
> > - /* todo */
> > -}
> > -
> > -static void
> > -pack_float_YCBCR_REV(const GLfloat src[4], void *dst)
> > -{
> > - /* todo */
> > -}
> > -
> > -
> > -/* MESA_FORMAT_R_UNORM8 */
> > -
> > -static void
> > -pack_ubyte_R_UNORM8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = src[RCOMP];
> > -}
> > -
> > -static void
> > -pack_float_R_UNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLubyte r;
> > - UNCLAMPED_FLOAT_TO_UBYTE(r, src[RCOMP]);
> > - d[0] = r;
> > -}
> > -
> > -
> > -/* MESA_FORMAT_R8G8_UNORM */
> > -
> > -static void
> > -pack_ubyte_R8G8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_88(src[GCOMP], src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_R8G8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte r, g;
> > - UNCLAMPED_FLOAT_TO_UBYTE(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(g, src[GCOMP]);
> > - *d = PACK_COLOR_88(g, r);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_G8R8_UNORM */
> > -
> > -static void
> > -pack_ubyte_G8R8_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = PACK_COLOR_88(src[RCOMP], src[GCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_G8R8_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte r, g;
> > - UNCLAMPED_FLOAT_TO_UBYTE(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(g, src[GCOMP]);
> > - *d = PACK_COLOR_88(r, g);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_R_UNORM16 */
> > -
> > -static void
> > -pack_ubyte_R_UNORM16(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = UBYTE_TO_USHORT(src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_R_UNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[0], src[RCOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_R16G16_UNORM */
> > -
> > -static void
> > -pack_ubyte_R16G16_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort g = UBYTE_TO_USHORT(src[GCOMP]);
> > - *d = PACK_COLOR_1616(g, r);
> > -}
> > -
> > -static void
> > -pack_float_R16G16_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r, g;
> > - UNCLAMPED_FLOAT_TO_USHORT(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(g, src[GCOMP]);
> > - *d = PACK_COLOR_1616(g, r);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_G16R16_UNORM */
> > -
> > -static void
> > -pack_ubyte_G16R16_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort g = UBYTE_TO_USHORT(src[GCOMP]);
> > - *d = PACK_COLOR_1616(r, g);
> > -}
> > -
> > -
> > -static void
> > -pack_float_G16R16_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r, g;
> > - UNCLAMPED_FLOAT_TO_USHORT(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(g, src[GCOMP]);
> > - *d = PACK_COLOR_1616(r, g);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_B10G10R10A2_UNORM */
> > -
> > -static void
> > -pack_ubyte_B10G10R10A2_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort g = UBYTE_TO_USHORT(src[GCOMP]);
> > - GLushort b = UBYTE_TO_USHORT(src[BCOMP]);
> > - GLushort a = UBYTE_TO_USHORT(src[ACOMP]);
> > - *d = PACK_COLOR_2101010_US(a, r, g, b);
> > -}
> > -
> > -static void
> > -pack_float_B10G10R10A2_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r, g, b, a;
> > - UNCLAMPED_FLOAT_TO_USHORT(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(g, src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(b, src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(a, src[ACOMP]);
> > - *d = PACK_COLOR_2101010_US(a, r, g, b);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_R10G10B10A2_UINT */
> > -
> > -static void
> > -pack_ubyte_R10G10B10A2_UINT(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort g = UBYTE_TO_USHORT(src[GCOMP]);
> > - GLushort b = UBYTE_TO_USHORT(src[BCOMP]);
> > - GLushort a = UBYTE_TO_USHORT(src[ACOMP]);
> > - *d = PACK_COLOR_2101010_US(a, b, g, r);
> > -}
> > -
> > -static void
> > -pack_float_R10G10B10A2_UINT(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r, g, b, a;
> > - UNCLAMPED_FLOAT_TO_USHORT(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(g, src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(b, src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(a, src[ACOMP]);
> > - *d = PACK_COLOR_2101010_US(a, b, g, r);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_BGR_SRGB8 */
> > -
> > -static void
> > -pack_ubyte_BGR_SRGB8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - d[2] = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - d[1] = util_format_linear_to_srgb_8unorm(src[GCOMP]);
> > - d[0] = util_format_linear_to_srgb_8unorm(src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_BGR_SRGB8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - d[2] = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - d[1] = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - d[0] = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A8B8G8R8_SRGB */
> > -
> > -static void
> > -pack_ubyte_A8B8G8R8_SRGB(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(r, g, b, src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A8B8G8R8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r, g, b, a;
> > - r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
> > - *d = PACK_COLOR_8888(r, g, b, a);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_B8G8R8A8_SRGB */
> > -
> > -static void
> > -pack_ubyte_B8G8R8A8_SRGB(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(src[ACOMP], r, g, b);
> > -}
> > -
> > -static void
> > -pack_float_B8G8R8A8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r, g, b, a;
> > - r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
> > - *d = PACK_COLOR_8888(a, r, g, b);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A8R8G8B8_SRGB */
> > -
> > -static void
> > -pack_ubyte_A8R8G8B8_SRGB(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(b, g, r, src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A8R8G8B8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r, g, b, a;
> > - r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
> > - *d = PACK_COLOR_8888(b, g, r, a);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_R8G8B8A8_SRGB */
> > -
> > -static void
> > -pack_ubyte_R8G8B8A8_SRGB(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(src[ACOMP], b, g, r);
> > -}
> > -
> > -static void
> > -pack_float_R8G8B8A8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLubyte r, g, b, a;
> > - r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
> > - *d = PACK_COLOR_8888(a, b, g, r);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L_SRGB8 */
> > -
> > -static void
> > -pack_ubyte_L_SRGB8(const GLubyte src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - *d = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_L_SRGB8(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLubyte l = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - *d = l;
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L8A8_SRGB */
> > -
> > -static void
> > -pack_ubyte_L8A8_SRGB(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte l = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - *d = PACK_COLOR_88(src[ACOMP], l);
> > -}
> > -
> > -/* MESA_FORMAT_A8L8_SRGB */
> > -
> > -static void
> > -pack_ubyte_A8L8_SRGB(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte l = util_format_linear_to_srgb_8unorm(src[RCOMP]);
> > - *d = PACK_COLOR_88(l, src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_L8A8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte a, l = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - CLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
> > - *d = PACK_COLOR_88(a, l);
> > -}
> > -
> > -static void
> > -pack_float_A8L8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - GLubyte a, l = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - CLAMPED_FLOAT_TO_UBYTE(a, src[ACOMP]);
> > - *d = PACK_COLOR_88(l, a);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGBA_FLOAT32 */
> > -
> > -static void
> > -pack_ubyte_RGBA_FLOAT32(const GLubyte src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = UBYTE_TO_FLOAT(src[0]);
> > - d[1] = UBYTE_TO_FLOAT(src[1]);
> > - d[2] = UBYTE_TO_FLOAT(src[2]);
> > - d[3] = UBYTE_TO_FLOAT(src[3]);
> > -}
> > -
> > -static void
> > -pack_float_RGBA_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[0];
> > - d[1] = src[1];
> > - d[2] = src[2];
> > - d[3] = src[3];
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGBA_FLOAT16 */
> > -
> > -static void
> > -pack_ubyte_RGBA_FLOAT16(const GLubyte src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[0]));
> > - d[1] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[1]));
> > - d[2] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[2]));
> > - d[3] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[3]));
> > -}
> > -
> > -static void
> > -pack_float_RGBA_FLOAT16(const GLfloat src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(src[0]);
> > - d[1] = _mesa_float_to_half(src[1]);
> > - d[2] = _mesa_float_to_half(src[2]);
> > - d[3] = _mesa_float_to_half(src[3]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGB_FLOAT32 */
> > -
> > -static void
> > -pack_ubyte_RGB_FLOAT32(const GLubyte src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = UBYTE_TO_FLOAT(src[0]);
> > - d[1] = UBYTE_TO_FLOAT(src[1]);
> > - d[2] = UBYTE_TO_FLOAT(src[2]);
> > -}
> > -
> > -static void
> > -pack_float_RGB_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[0];
> > - d[1] = src[1];
> > - d[2] = src[2];
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGB_FLOAT16 */
> > -
> > -static void
> > -pack_ubyte_RGB_FLOAT16(const GLubyte src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[0]));
> > - d[1] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[1]));
> > - d[2] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[2]));
> > -}
> > -
> > -static void
> > -pack_float_RGB_FLOAT16(const GLfloat src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(src[0]);
> > - d[1] = _mesa_float_to_half(src[1]);
> > - d[2] = _mesa_float_to_half(src[2]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A_FLOAT32 */
> > -
> > -static void
> > -pack_ubyte_A_FLOAT32(const GLubyte src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = UBYTE_TO_FLOAT(src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_A_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[ACOMP];
> > -}
> > -
> > -
> > -/* MESA_FORMAT_A_FLOAT16 */
> > -
> > -static void
> > -pack_ubyte_A_FLOAT16(const GLubyte src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[ACOMP]));
> > -}
> > -
> > -static void
> > -pack_float_A_FLOAT16(const GLfloat src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(src[ACOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L_FLOAT32 (and I_FLOAT32, R_FLOAT32) */
> > -
> > -static void
> > -pack_ubyte_L_FLOAT32(const GLubyte src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = UBYTE_TO_FLOAT(src[RCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_L_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[RCOMP];
> > -}
> > -
> > -
> > -/* MESA_FORMAT_L_FLOAT16 (and I_FLOAT16, R_FLOAT32) */
> > -
> > -static void
> > -pack_ubyte_L_FLOAT16(const GLubyte src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[RCOMP]));
> > -}
> > -
> > -static void
> > -pack_float_L_FLOAT16(const GLfloat src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(src[RCOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_LA_FLOAT32 */
> > -
> > -static void
> > -pack_ubyte_LA_FLOAT32(const GLubyte src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = UBYTE_TO_FLOAT(src[RCOMP]);
> > - d[1] = UBYTE_TO_FLOAT(src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_LA_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[RCOMP];
> > - d[1] = src[ACOMP];
> > -}
> > -
> > -
> > -/* MESA_FORMAT_LA_FLOAT16 */
> > -
> > -static void
> > -pack_ubyte_LA_FLOAT16(const GLubyte src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[RCOMP]));
> > - d[1] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[ACOMP]));
> > -}
> > -
> > -static void
> > -pack_float_LA_FLOAT16(const GLfloat src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(src[RCOMP]);
> > - d[1] = _mesa_float_to_half(src[ACOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RG_FLOAT32 */
> > -
> > -static void
> > -pack_ubyte_RG_FLOAT32(const GLubyte src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = UBYTE_TO_FLOAT(src[RCOMP]);
> > - d[1] = UBYTE_TO_FLOAT(src[GCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_RG_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[RCOMP];
> > - d[1] = src[GCOMP];
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RG_FLOAT16 */
> > -
> > -static void
> > -pack_ubyte_RG_FLOAT16(const GLubyte src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[RCOMP]));
> > - d[1] = _mesa_float_to_half(UBYTE_TO_FLOAT(src[GCOMP]));
> > -}
> > -
> > -static void
> > -pack_float_RG_FLOAT16(const GLfloat src[4], void *dst)
> > -{
> > - GLhalfARB *d = ((GLhalfARB *) dst);
> > - d[0] = _mesa_float_to_half(src[RCOMP]);
> > - d[1] = _mesa_float_to_half(src[GCOMP]);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGBA_UNORM16 */
> > -
> > -static void
> > -pack_ubyte_RGBA_16(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - d[0] = UBYTE_TO_USHORT(src[RCOMP]);
> > - d[1] = UBYTE_TO_USHORT(src[GCOMP]);
> > - d[2] = UBYTE_TO_USHORT(src[BCOMP]);
> > - d[3] = UBYTE_TO_USHORT(src[ACOMP]);
> > -}
> > -
> > -static void
> > -pack_float_RGBA_16(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[2], src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[3], src[ACOMP]);
> > -}
> > -
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R_SNORM8
> > - */
> > -
> > -static void
> > -pack_float_R_SNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLbyte *d = (GLbyte *) dst;
> > - *d = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R8G8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_R8G8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = (GLushort *) dst;
> > - GLbyte r = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte g = FLOAT_TO_BYTE(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - *d = (g << 8) | r;
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_X8B8G8R8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_X8B8G8R8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLbyte r = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte g = FLOAT_TO_BYTE(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - GLbyte b = FLOAT_TO_BYTE(CLAMP(src[BCOMP], -1.0f, 1.0f));
> > - GLbyte a = 127;
> > - *d = PACK_COLOR_8888(r, g, b, a);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A8B8G8R8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_A8B8G8R8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLbyte r = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte g = FLOAT_TO_BYTE(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - GLbyte b = FLOAT_TO_BYTE(CLAMP(src[BCOMP], -1.0f, 1.0f));
> > - GLbyte a = FLOAT_TO_BYTE(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > - *d = PACK_COLOR_8888(r, g, b, a);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R8G8B8A8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_R8G8B8A8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLbyte r = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte g = FLOAT_TO_BYTE(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - GLbyte b = FLOAT_TO_BYTE(CLAMP(src[BCOMP], -1.0f, 1.0f));
> > - GLbyte a = FLOAT_TO_BYTE(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > - *d = PACK_COLOR_8888(a, b, g, r);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R_SNORM16
> > - */
> > -
> > -static void
> > -pack_float_R_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLshort *d = (GLshort *) dst;
> > - *d = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R16G16_SNORM
> > - */
> > -
> > -static void
> > -pack_float_R16G16_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLshort r = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLshort g = FLOAT_TO_SHORT(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - *d = (g << 16) | (r & 0xffff);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_RGB_SNORM16
> > - */
> > -
> > -static void
> > -pack_float_RGB_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLshort *d = (GLshort *) dst;
> > - d[0] = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - d[1] = FLOAT_TO_SHORT(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - d[2] = FLOAT_TO_SHORT(CLAMP(src[BCOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_RGBA_SNORM16
> > - */
> > -
> > -static void
> > -pack_float_RGBA_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLshort *d = (GLshort *) dst;
> > - d[0] = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - d[1] = FLOAT_TO_SHORT(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - d[2] = FLOAT_TO_SHORT(CLAMP(src[BCOMP], -1.0f, 1.0f));
> > - d[3] = FLOAT_TO_SHORT(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A_SNORM8
> > - */
> > -
> > -static void
> > -pack_float_A_SNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLbyte *d = (GLbyte *) dst;
> > - *d = FLOAT_TO_BYTE(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_L_SNORM8
> > - */
> > -
> > -static void
> > -pack_float_L_SNORM8(const GLfloat src[4], void *dst)
> > -{
> > - GLbyte *d = (GLbyte *) dst;
> > - *d = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_L8A8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_L8A8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = (GLushort *) dst;
> > - GLbyte l = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte a = FLOAT_TO_BYTE(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > - *d = (a << 8) | l;
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A8L8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_A8L8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = (GLushort *) dst;
> > - GLbyte l = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte a = FLOAT_TO_BYTE(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > - *d = (l << 8) | a;
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_A_SNORM16
> > - */
> > -
> > -static void
> > -pack_float_A_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLshort *d = (GLshort *) dst;
> > - *d = FLOAT_TO_SHORT(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_L_SNORM16
> > - */
> > -
> > -static void
> > -pack_float_L_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLshort *d = (GLshort *) dst;
> > - *d = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_LA_SNORM16
> > - */
> > -
> > -static void
> > -pack_float_LA_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLshort l = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLshort a = FLOAT_TO_SHORT(CLAMP(src[ACOMP], -1.0f, 1.0f));
> > - *d = PACK_COLOR_1616(a, l);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R9G9B9E5_FLOAT;
> > - */
> > -
> > -static void
> > -pack_float_R9G9B9E5_FLOAT(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - *d = float3_to_rgb9e5(src);
> > -}
> > -
> > -static void
> > -pack_ubyte_R9G9B9E5_FLOAT(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLfloat rgb[3];
> > - rgb[0] = UBYTE_TO_FLOAT(src[RCOMP]);
> > - rgb[1] = UBYTE_TO_FLOAT(src[GCOMP]);
> > - rgb[2] = UBYTE_TO_FLOAT(src[BCOMP]);
> > - *d = float3_to_rgb9e5(rgb);
> > -}
> > -
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R11G11B10_FLOAT;
> > - */
> > -
> > -static void
> > -pack_ubyte_R11G11B10_FLOAT(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLfloat rgb[3];
> > - rgb[0] = UBYTE_TO_FLOAT(src[RCOMP]);
> > - rgb[1] = UBYTE_TO_FLOAT(src[GCOMP]);
> > - rgb[2] = UBYTE_TO_FLOAT(src[BCOMP]);
> > - *d = float3_to_r11g11b10f(rgb);
> > -}
> > -
> > -static void
> > -pack_float_R11G11B10_FLOAT(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - *d = float3_to_r11g11b10f(src);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B4G4R4X4_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_XRGB4444_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_4444(255, src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_XRGB4444_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_XRGB4444_UNORM(v, dst);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_B5G5R5X1_UNORM
> > - */
> > -
> > -static void
> > -pack_ubyte_XRGB1555_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = PACK_COLOR_1555(255, src[RCOMP], src[GCOMP], src[BCOMP]);
> > -}
> > -
> > -static void
> > -pack_float_XRGB1555_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLubyte v[4];
> > - _mesa_unclamped_float_rgba_to_ubyte(v, src);
> > - pack_ubyte_XRGB1555_UNORM(v, dst);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R8G8B8X8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_XBGR8888_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLbyte r = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte g = FLOAT_TO_BYTE(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - GLbyte b = FLOAT_TO_BYTE(CLAMP(src[BCOMP], -1.0f, 1.0f));
> > - *d = PACK_COLOR_8888(127, b, g, r);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_R8G8B8X8_SRGB
> > - */
> > -
> > -static void
> > -pack_float_R8G8B8X8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLubyte r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(255, b, g, r);
> > -}
> > -
> > -
> > -/*
> > - * MESA_FORMAT_X8B8G8R8_SRGB
> > - */
> > -
> > -static void
> > -pack_float_X8B8G8R8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLubyte r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(r, g, b, 255);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_B10G10R10X2_UNORM */
> > -
> > -static void
> > -pack_ubyte_B10G10R10X2_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort g = UBYTE_TO_USHORT(src[GCOMP]);
> > - GLushort b = UBYTE_TO_USHORT(src[BCOMP]);
> > - *d = PACK_COLOR_2101010_US(3, r, g, b);
> > -}
> > -
> > -static void
> > -pack_float_B10G10R10X2_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r, g, b;
> > - UNCLAMPED_FLOAT_TO_USHORT(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(g, src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(b, src[BCOMP]);
> > - *d = PACK_COLOR_2101010_US(3, r, g, b);
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGBX_UNORM16 */
> > -
> > -static void
> > -pack_ubyte_RGBX_UNORM16(const GLubyte src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - d[0] = UBYTE_TO_USHORT(src[RCOMP]);
> > - d[1] = UBYTE_TO_USHORT(src[GCOMP]);
> > - d[2] = UBYTE_TO_USHORT(src[BCOMP]);
> > - d[3] = 65535;
> > -}
> > -
> > -static void
> > -pack_float_RGBX_UNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(d[2], src[BCOMP]);
> > - d[3] = 65535;
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGBX_SNORM16 */
> > -
> > -static void
> > -pack_float_RGBX_SNORM16(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - UNCLAMPED_FLOAT_TO_SHORT(d[0], src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_SHORT(d[1], src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_SHORT(d[2], src[BCOMP]);
> > - d[3] = 32767;
> > -}
> > -
> > -
> > -/* MESA_FORMAT_RGBX_FLOAT16 */
> > -
> > -static void
> > -pack_float_XBGR16161616_FLOAT(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - d[0] = _mesa_float_to_half(src[RCOMP]);
> > - d[1] = _mesa_float_to_half(src[GCOMP]);
> > - d[2] = _mesa_float_to_half(src[BCOMP]);
> > - d[3] = _mesa_float_to_half(1.0);
> > -}
> > -
> > -/* MESA_FORMAT_RGBX_FLOAT32 */
> > -
> > -static void
> > -pack_float_RGBX_FLOAT32(const GLfloat src[4], void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[0] = src[RCOMP];
> > - d[1] = src[GCOMP];
> > - d[2] = src[BCOMP];
> > - d[3] = 1.0;
> > -}
> > -
> > -/* MESA_FORMAT_R10G10B10A2_UNORM */
> > -
> > -static void
> > -pack_ubyte_R10G10B10A2_UNORM(const GLubyte src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r = UBYTE_TO_USHORT(src[RCOMP]);
> > - GLushort g = UBYTE_TO_USHORT(src[GCOMP]);
> > - GLushort b = UBYTE_TO_USHORT(src[BCOMP]);
> > - GLushort a = UBYTE_TO_USHORT(src[ACOMP]);
> > - *d = PACK_COLOR_2101010_US(a, b, g, r);
> > -}
> > -
> > -static void
> > -pack_float_R10G10B10A2_UNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - GLushort r, g, b, a;
> > - UNCLAMPED_FLOAT_TO_USHORT(r, src[RCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(g, src[GCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(b, src[BCOMP]);
> > - UNCLAMPED_FLOAT_TO_USHORT(a, src[ACOMP]);
> > - *d = PACK_COLOR_2101010_US(a, b, g, r);
> > -}
> > -
> > -/*
> > - * MESA_FORMAT_G8R8_SNORM
> > - */
> > -
> > -static void
> > -pack_float_G8R8_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLushort *d = (GLushort *) dst;
> > - GLbyte r = FLOAT_TO_BYTE(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLbyte g = FLOAT_TO_BYTE(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - *d = (r << 8) | (g & 0xff);
> > -}
> > -
> > -/*
> > - * MESA_FORMAT_G16R16_SNORM
> > - */
> > -
> > -static void
> > -pack_float_G16R16_SNORM(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLshort r = FLOAT_TO_SHORT(CLAMP(src[RCOMP], -1.0f, 1.0f));
> > - GLshort g = FLOAT_TO_SHORT(CLAMP(src[GCOMP], -1.0f, 1.0f));
> > - *d = (r << 16) | (g & 0xffff);
> > -}
> > -
> > -/*
> > - * MESA_FORMAT_B8G8R8X8_SRGB
> > - */
> > -
> > -static void
> > -pack_float_B8G8R8X8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLubyte r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(127, r, g, b);
> > -}
> > -
> > -/*
> > - * MESA_FORMAT_X8R8G8B8_SRGB
> > - */
> > -
> > -static void
> > -pack_float_X8R8G8B8_SRGB(const GLfloat src[4], void *dst)
> > -{
> > - GLuint *d = (GLuint *) dst;
> > - GLubyte r = util_format_linear_float_to_srgb_8unorm(src[RCOMP]);
> > - GLubyte g = util_format_linear_float_to_srgb_8unorm(src[GCOMP]);
> > - GLubyte b = util_format_linear_float_to_srgb_8unorm(src[BCOMP]);
> > - *d = PACK_COLOR_8888(b, g, r, 255);
> > -}
> > -
> > -/**
> > - * Return a function that can pack a GLubyte rgba[4] color.
> > - */
> > -gl_pack_ubyte_rgba_func
> > -_mesa_get_pack_ubyte_rgba_function(mesa_format format)
> > -{
> > - static gl_pack_ubyte_rgba_func table[MESA_FORMAT_COUNT];
> > - static GLboolean initialized = GL_FALSE;
> > -
> > - if (!initialized) {
> > - memset(table, 0, sizeof(table));
> > -
> > - table[MESA_FORMAT_NONE] = NULL;
> > -
> > - table[MESA_FORMAT_A8B8G8R8_UNORM] = pack_ubyte_A8B8G8R8_UNORM;
> > - table[MESA_FORMAT_R8G8B8A8_UNORM] = pack_ubyte_R8G8B8A8_UNORM;
> > - table[MESA_FORMAT_B8G8R8A8_UNORM] = pack_ubyte_B8G8R8A8_UNORM;
> > - table[MESA_FORMAT_A8R8G8B8_UNORM] = pack_ubyte_A8R8G8B8_UNORM;
> > - table[MESA_FORMAT_X8B8G8R8_UNORM] = pack_ubyte_A8B8G8R8_UNORM; /*
> > reused */
> > - table[MESA_FORMAT_R8G8B8X8_UNORM] = pack_ubyte_R8G8B8A8_UNORM; /*
> > reused */
> > - table[MESA_FORMAT_B8G8R8X8_UNORM] = pack_ubyte_B8G8R8X8_UNORM;
> > - table[MESA_FORMAT_X8R8G8B8_UNORM] = pack_ubyte_X8R8G8B8_UNORM;
> > - table[MESA_FORMAT_BGR_UNORM8] = pack_ubyte_BGR_UNORM8;
> > - table[MESA_FORMAT_RGB_UNORM8] = pack_ubyte_RGB_UNORM8;
> > - table[MESA_FORMAT_B5G6R5_UNORM] = pack_ubyte_B5G6R5_UNORM;
> > - table[MESA_FORMAT_R5G6B5_UNORM] = pack_ubyte_R5G6B5_UNORM;
> > - table[MESA_FORMAT_B4G4R4A4_UNORM] = pack_ubyte_B4G4R4A4_UNORM;
> > - table[MESA_FORMAT_A4R4G4B4_UNORM] = pack_ubyte_A4R4G4B4_UNORM;
> > - table[MESA_FORMAT_A1B5G5R5_UNORM] = pack_ubyte_A1B5G5R5_UNORM;
> > - table[MESA_FORMAT_B5G5R5A1_UNORM] = pack_ubyte_B5G5R5A1_UNORM;
> > - table[MESA_FORMAT_A1R5G5B5_UNORM] = pack_ubyte_A1R5G5B5_UNORM;
> > - table[MESA_FORMAT_L4A4_UNORM] = pack_ubyte_L4A4_UNORM;
> > - table[MESA_FORMAT_L8A8_UNORM] = pack_ubyte_L8A8_UNORM;
> > - table[MESA_FORMAT_A8L8_UNORM] = pack_ubyte_A8L8_UNORM;
> > - table[MESA_FORMAT_L16A16_UNORM] = pack_ubyte_L16A16_UNORM;
> > - table[MESA_FORMAT_A16L16_UNORM] = pack_ubyte_A16L16_UNORM;
> > - table[MESA_FORMAT_B2G3R3_UNORM] = pack_ubyte_B2G3R3_UNORM;
> > - table[MESA_FORMAT_A_UNORM8] = pack_ubyte_A_UNORM8;
> > - table[MESA_FORMAT_A_UNORM16] = pack_ubyte_A_UNORM16;
> > - table[MESA_FORMAT_L_UNORM8] = pack_ubyte_L_UNORM8;
> > - table[MESA_FORMAT_L_UNORM16] = pack_ubyte_L_UNORM16;
> > - table[MESA_FORMAT_I_UNORM8] = pack_ubyte_L_UNORM8; /* reuse
> > pack_ubyte_L_UNORM8 */
> > - table[MESA_FORMAT_I_UNORM16] = pack_ubyte_L_UNORM16; /* reuse
> > pack_ubyte_L_UNORM16 */
> > - table[MESA_FORMAT_YCBCR] = pack_ubyte_YCBCR;
> > - table[MESA_FORMAT_YCBCR_REV] = pack_ubyte_YCBCR_REV;
> > - table[MESA_FORMAT_R_UNORM8] = pack_ubyte_R_UNORM8;
> > - table[MESA_FORMAT_R8G8_UNORM] = pack_ubyte_R8G8_UNORM;
> > - table[MESA_FORMAT_G8R8_UNORM] = pack_ubyte_G8R8_UNORM;
> > - table[MESA_FORMAT_R_UNORM16] = pack_ubyte_R_UNORM16;
> > - table[MESA_FORMAT_R16G16_UNORM] = pack_ubyte_R16G16_UNORM;
> > - table[MESA_FORMAT_G16R16_UNORM] = pack_ubyte_G16R16_UNORM;
> > - table[MESA_FORMAT_B10G10R10A2_UNORM] =
> > pack_ubyte_B10G10R10A2_UNORM;
> > - table[MESA_FORMAT_R10G10B10A2_UINT] = pack_ubyte_R10G10B10A2_UINT;
> > -
> > - /* should never convert RGBA to these formats */
> > - table[MESA_FORMAT_S8_UINT_Z24_UNORM] = NULL;
> > - table[MESA_FORMAT_Z24_UNORM_S8_UINT] = NULL;
> > - table[MESA_FORMAT_Z_UNORM16] = NULL;
> > - table[MESA_FORMAT_Z24_UNORM_X8_UINT] = NULL;
> > - table[MESA_FORMAT_X8_UINT_Z24_UNORM] = NULL;
> > - table[MESA_FORMAT_Z_UNORM32] = NULL;
> > - table[MESA_FORMAT_S_UINT8] = NULL;
> > -
> > - /* sRGB */
> > - table[MESA_FORMAT_BGR_SRGB8] = pack_ubyte_BGR_SRGB8;
> > - table[MESA_FORMAT_A8B8G8R8_SRGB] = pack_ubyte_A8B8G8R8_SRGB;
> > - table[MESA_FORMAT_B8G8R8A8_SRGB] = pack_ubyte_B8G8R8A8_SRGB;
> > - table[MESA_FORMAT_A8R8G8B8_SRGB] = pack_ubyte_A8R8G8B8_SRGB;
> > - table[MESA_FORMAT_R8G8B8A8_SRGB] = pack_ubyte_R8G8B8A8_SRGB;
> > - table[MESA_FORMAT_L_SRGB8] = pack_ubyte_L_SRGB8;
> > - table[MESA_FORMAT_L8A8_SRGB] = pack_ubyte_L8A8_SRGB;
> > - table[MESA_FORMAT_A8L8_SRGB] = pack_ubyte_A8L8_SRGB;
> > - /* n/a */
> > - table[MESA_FORMAT_SRGB_DXT1] = NULL; /* pack_ubyte_SRGB_DXT1; */
> > - table[MESA_FORMAT_SRGBA_DXT1] = NULL; /* pack_ubyte_SRGBA_DXT1; */
> > - table[MESA_FORMAT_SRGBA_DXT3] = NULL; /* pack_ubyte_SRGBA_DXT3; */
> > - table[MESA_FORMAT_SRGBA_DXT5] = NULL; /* pack_ubyte_SRGBA_DXT5; */
> > -
> > - table[MESA_FORMAT_RGB_FXT1] = NULL; /* pack_ubyte_RGB_FXT1; */
> > - table[MESA_FORMAT_RGBA_FXT1] = NULL; /* pack_ubyte_RGBA_FXT1; */
> > - table[MESA_FORMAT_RGB_DXT1] = NULL; /* pack_ubyte_RGB_DXT1; */
> > - table[MESA_FORMAT_RGBA_DXT1] = NULL; /* pack_ubyte_RGBA_DXT1; */
> > - table[MESA_FORMAT_RGBA_DXT3] = NULL; /* pack_ubyte_RGBA_DXT3; */
> > - table[MESA_FORMAT_RGBA_DXT5] = NULL; /* pack_ubyte_RGBA_DXT5; */
> > -
> > - table[MESA_FORMAT_RGBA_FLOAT32] = pack_ubyte_RGBA_FLOAT32;
> > - table[MESA_FORMAT_RGBA_FLOAT16] = pack_ubyte_RGBA_FLOAT16;
> > - table[MESA_FORMAT_RGB_FLOAT32] = pack_ubyte_RGB_FLOAT32;
> > - table[MESA_FORMAT_RGB_FLOAT16] = pack_ubyte_RGB_FLOAT16;
> > - table[MESA_FORMAT_A_FLOAT32] = pack_ubyte_A_FLOAT32;
> > - table[MESA_FORMAT_A_FLOAT16] = pack_ubyte_A_FLOAT16;
> > - table[MESA_FORMAT_L_FLOAT32] = pack_ubyte_L_FLOAT32;
> > - table[MESA_FORMAT_L_FLOAT16] = pack_ubyte_L_FLOAT16;
> > - table[MESA_FORMAT_LA_FLOAT32] = pack_ubyte_LA_FLOAT32;
> > - table[MESA_FORMAT_LA_FLOAT16] = pack_ubyte_LA_FLOAT16;
> > - table[MESA_FORMAT_I_FLOAT32] = pack_ubyte_L_FLOAT32;
> > - table[MESA_FORMAT_I_FLOAT16] = pack_ubyte_L_FLOAT16;
> > - table[MESA_FORMAT_R_FLOAT32] = pack_ubyte_L_FLOAT32;
> > - table[MESA_FORMAT_R_FLOAT16] = pack_ubyte_L_FLOAT16;
> > - table[MESA_FORMAT_RG_FLOAT32] = pack_ubyte_RG_FLOAT32;
> > - table[MESA_FORMAT_RG_FLOAT16] = pack_ubyte_RG_FLOAT16;
> > -
> > - /* n/a */
> > - table[MESA_FORMAT_RGBA_SINT8] = NULL; /* pack_ubyte_RGBA_INT8 */
> > - table[MESA_FORMAT_RGBA_SINT16] = NULL; /* pack_ubyte_RGBA_INT16 */
> > - table[MESA_FORMAT_RGBA_SINT32] = NULL; /* pack_ubyte_RGBA_INT32 */
> > - table[MESA_FORMAT_RGBA_UINT8] = NULL; /* pack_ubyte_RGBA_UINT8 */
> > - table[MESA_FORMAT_RGBA_UINT16] = NULL; /* pack_ubyte_RGBA_UINT16 */
> > - table[MESA_FORMAT_RGBA_UINT32] = NULL; /* pack_ubyte_RGBA_UINT32 */
> > -
> > - table[MESA_FORMAT_RGBA_UNORM16] = pack_ubyte_RGBA_16;
> > -
> > - /* n/a */
> > - table[MESA_FORMAT_R_SNORM8] = NULL;
> > - table[MESA_FORMAT_R8G8_SNORM] = NULL;
> > - table[MESA_FORMAT_X8B8G8R8_SNORM] = NULL;
> > - table[MESA_FORMAT_A8B8G8R8_SNORM] = NULL;
> > - table[MESA_FORMAT_R8G8B8A8_SNORM] = NULL;
> > - table[MESA_FORMAT_R_SNORM16] = NULL;
> > - table[MESA_FORMAT_R16G16_SNORM] = NULL;
> > - table[MESA_FORMAT_RGB_SNORM16] = NULL;
> > - table[MESA_FORMAT_RGBA_SNORM16] = NULL;
> > - table[MESA_FORMAT_A_SNORM8] = NULL;
> > - table[MESA_FORMAT_L_SNORM8] = NULL;
> > - table[MESA_FORMAT_L8A8_SNORM] = NULL;
> > - table[MESA_FORMAT_A8L8_SNORM] = NULL;
> > - table[MESA_FORMAT_I_SNORM8] = NULL;
> > - table[MESA_FORMAT_A_SNORM16] = NULL;
> > - table[MESA_FORMAT_L_SNORM16] = NULL;
> > - table[MESA_FORMAT_LA_SNORM16] = NULL;
> > - table[MESA_FORMAT_I_SNORM16] = NULL;
> > -
> > -
> > - table[MESA_FORMAT_RGBA_UNORM16] = pack_ubyte_RGBA_16;
> > -
> > - table[MESA_FORMAT_R9G9B9E5_FLOAT] = pack_ubyte_R9G9B9E5_FLOAT;
> > - table[MESA_FORMAT_R11G11B10_FLOAT] = pack_ubyte_R11G11B10_FLOAT;
> > -
> > - table[MESA_FORMAT_B4G4R4X4_UNORM] = pack_ubyte_XRGB4444_UNORM;
> > - table[MESA_FORMAT_B5G5R5X1_UNORM] = pack_ubyte_XRGB1555_UNORM;
> > - table[MESA_FORMAT_R8G8B8X8_SNORM] = NULL;
> > - table[MESA_FORMAT_R8G8B8X8_SRGB] = NULL;
> > - table[MESA_FORMAT_X8B8G8R8_SRGB] = NULL;
> > - table[MESA_FORMAT_RGBX_UINT8] = NULL;
> > - table[MESA_FORMAT_RGBX_SINT8] = NULL;
> > - table[MESA_FORMAT_B10G10R10X2_UNORM] =
> > pack_ubyte_B10G10R10X2_UNORM;
> > - table[MESA_FORMAT_RGBX_UNORM16] = pack_ubyte_RGBX_UNORM16;
> > - table[MESA_FORMAT_RGBX_SNORM16] = NULL;
> > - table[MESA_FORMAT_RGBX_FLOAT16] = NULL;
> > - table[MESA_FORMAT_RGBX_UINT16] = NULL;
> > - table[MESA_FORMAT_RGBX_SINT16] = NULL;
> > - table[MESA_FORMAT_RGBX_FLOAT32] = NULL;
> > - table[MESA_FORMAT_RGBX_UINT32] = NULL;
> > - table[MESA_FORMAT_RGBX_SINT32] = NULL;
> > -
> > - table[MESA_FORMAT_R10G10B10A2_UNORM] =
> > pack_ubyte_R10G10B10A2_UNORM;
> > -
> > - table[MESA_FORMAT_B8G8R8X8_SRGB] = NULL;
> > - table[MESA_FORMAT_X8R8G8B8_SRGB] = NULL;
> > -
> > - initialized = GL_TRUE;
> > - }
> > -
> > - return table[format];
> > -}
> > -
> > -
> > -
> > -/**
> > - * Return a function that can pack a GLfloat rgba[4] color.
> > - */
> > -gl_pack_float_rgba_func
> > -_mesa_get_pack_float_rgba_function(mesa_format format)
> > -{
> > - static gl_pack_float_rgba_func table[MESA_FORMAT_COUNT];
> > - static GLboolean initialized = GL_FALSE;
> > -
> > - if (!initialized) {
> > - memset(table, 0, sizeof(table));
> > -
> > - table[MESA_FORMAT_NONE] = NULL;
> > -
> > - table[MESA_FORMAT_A8B8G8R8_UNORM] = pack_float_A8B8G8R8_UNORM;
> > - table[MESA_FORMAT_R8G8B8A8_UNORM] = pack_float_R8G8B8A8_UNORM;
> > - table[MESA_FORMAT_B8G8R8A8_UNORM] = pack_float_B8G8R8A8_UNORM;
> > - table[MESA_FORMAT_A8R8G8B8_UNORM] = pack_float_A8R8G8B8_UNORM;
> > - table[MESA_FORMAT_X8B8G8R8_UNORM] = pack_float_A8B8G8R8_UNORM; /*
> > reused */
> > - table[MESA_FORMAT_R8G8B8X8_UNORM] = pack_float_R8G8B8A8_UNORM; /*
> > reused */
> > - table[MESA_FORMAT_B8G8R8X8_UNORM] = pack_float_B8G8R8X8_UNORM;
> > - table[MESA_FORMAT_X8R8G8B8_UNORM] = pack_float_X8R8G8B8_UNORM;
> > - table[MESA_FORMAT_BGR_UNORM8] = pack_float_BGR_UNORM8;
> > - table[MESA_FORMAT_RGB_UNORM8] = pack_float_RGB_UNORM8;
> > - table[MESA_FORMAT_B5G6R5_UNORM] = pack_float_B5G6R5_UNORM;
> > - table[MESA_FORMAT_R5G6B5_UNORM] = pack_float_R5G6B5_UNORM;
> > - table[MESA_FORMAT_B4G4R4A4_UNORM] = pack_float_B4G4R4A4_UNORM;
> > - table[MESA_FORMAT_A4R4G4B4_UNORM] = pack_float_A4R4G4B4_UNORM;
> > - table[MESA_FORMAT_A1B5G5R5_UNORM] = pack_float_A1B5G5R5_UNORM;
> > - table[MESA_FORMAT_B5G5R5A1_UNORM] = pack_float_B5G5R5A1_UNORM;
> > - table[MESA_FORMAT_A1R5G5B5_UNORM] = pack_float_A1R5G5B5_UNORM;
> > -
> > - table[MESA_FORMAT_L4A4_UNORM] = pack_float_L4A4_UNORM;
> > - table[MESA_FORMAT_L8A8_UNORM] = pack_float_L8A8_UNORM;
> > - table[MESA_FORMAT_A8L8_UNORM] = pack_float_A8L8_UNORM;
> > - table[MESA_FORMAT_L16A16_UNORM] = pack_float_L16A16_UNORM;
> > - table[MESA_FORMAT_A16L16_UNORM] = pack_float_A16L16_UNORM;
> > - table[MESA_FORMAT_B2G3R3_UNORM] = pack_float_B2G3R3_UNORM;
> > - table[MESA_FORMAT_A_UNORM8] = pack_float_A_UNORM8;
> > - table[MESA_FORMAT_A_UNORM16] = pack_float_A_UNORM16;
> > - table[MESA_FORMAT_L_UNORM8] = pack_float_L_UNORM8;
> > - table[MESA_FORMAT_L_UNORM16] = pack_float_L_UNORM16;
> > - table[MESA_FORMAT_I_UNORM8] = pack_float_L_UNORM8; /* reuse
> > pack_float_L_UNORM8 */
> > - table[MESA_FORMAT_I_UNORM16] = pack_float_L_UNORM16; /* reuse
> > pack_float_L_UNORM16 */
> > - table[MESA_FORMAT_YCBCR] = pack_float_YCBCR;
> > - table[MESA_FORMAT_YCBCR_REV] = pack_float_YCBCR_REV;
> > - table[MESA_FORMAT_R_UNORM8] = pack_float_R_UNORM8;
> > - table[MESA_FORMAT_R8G8_UNORM] = pack_float_R8G8_UNORM;
> > - table[MESA_FORMAT_G8R8_UNORM] = pack_float_G8R8_UNORM;
> > - table[MESA_FORMAT_R_UNORM16] = pack_float_R_UNORM16;
> > - table[MESA_FORMAT_R16G16_UNORM] = pack_float_R16G16_UNORM;
> > - table[MESA_FORMAT_G16R16_UNORM] = pack_float_G16R16_UNORM;
> > - table[MESA_FORMAT_B10G10R10A2_UNORM] =
> > pack_float_B10G10R10A2_UNORM;
> > - table[MESA_FORMAT_R10G10B10A2_UINT] = pack_float_R10G10B10A2_UINT;
> > -
> > - /* should never convert RGBA to these formats */
> > - table[MESA_FORMAT_S8_UINT_Z24_UNORM] = NULL;
> > - table[MESA_FORMAT_Z24_UNORM_S8_UINT] = NULL;
> > - table[MESA_FORMAT_Z_UNORM16] = NULL;
> > - table[MESA_FORMAT_Z24_UNORM_X8_UINT] = NULL;
> > - table[MESA_FORMAT_X8_UINT_Z24_UNORM] = NULL;
> > - table[MESA_FORMAT_Z_UNORM32] = NULL;
> > - table[MESA_FORMAT_S_UINT8] = NULL;
> > -
> > - table[MESA_FORMAT_BGR_SRGB8] = pack_float_BGR_SRGB8;
> > - table[MESA_FORMAT_A8B8G8R8_SRGB] = pack_float_A8B8G8R8_SRGB;
> > - table[MESA_FORMAT_B8G8R8A8_SRGB] = pack_float_B8G8R8A8_SRGB;
> > - table[MESA_FORMAT_A8R8G8B8_SRGB] = pack_float_A8R8G8B8_SRGB;
> > - table[MESA_FORMAT_R8G8B8A8_SRGB] = pack_float_R8G8B8A8_SRGB;
> > - table[MESA_FORMAT_L_SRGB8] = pack_float_L_SRGB8;
> > - table[MESA_FORMAT_L8A8_SRGB] = pack_float_L8A8_SRGB;
> > - table[MESA_FORMAT_A8L8_SRGB] = pack_float_A8L8_SRGB;
> > -
> > - /* n/a */
> > - table[MESA_FORMAT_SRGB_DXT1] = NULL;
> > - table[MESA_FORMAT_SRGBA_DXT1] = NULL;
> > - table[MESA_FORMAT_SRGBA_DXT3] = NULL;
> > - table[MESA_FORMAT_SRGBA_DXT5] = NULL;
> > -
> > - table[MESA_FORMAT_RGB_FXT1] = NULL;
> > - table[MESA_FORMAT_RGBA_FXT1] = NULL;
> > - table[MESA_FORMAT_RGB_DXT1] = NULL;
> > - table[MESA_FORMAT_RGBA_DXT1] = NULL;
> > - table[MESA_FORMAT_RGBA_DXT3] = NULL;
> > - table[MESA_FORMAT_RGBA_DXT5] = NULL;
> > -
> > - table[MESA_FORMAT_RGBA_FLOAT32] = pack_float_RGBA_FLOAT32;
> > - table[MESA_FORMAT_RGBA_FLOAT16] = pack_float_RGBA_FLOAT16;
> > - table[MESA_FORMAT_RGB_FLOAT32] = pack_float_RGB_FLOAT32;
> > - table[MESA_FORMAT_RGB_FLOAT16] = pack_float_RGB_FLOAT16;
> > - table[MESA_FORMAT_A_FLOAT32] = pack_float_A_FLOAT32;
> > - table[MESA_FORMAT_A_FLOAT16] = pack_float_A_FLOAT16;
> > - table[MESA_FORMAT_L_FLOAT32] = pack_float_L_FLOAT32;
> > - table[MESA_FORMAT_L_FLOAT16] = pack_float_L_FLOAT16;
> > - table[MESA_FORMAT_LA_FLOAT32] = pack_float_LA_FLOAT32;
> > - table[MESA_FORMAT_LA_FLOAT16] = pack_float_LA_FLOAT16;
> > -
> > - table[MESA_FORMAT_I_FLOAT32] = pack_float_L_FLOAT32;
> > - table[MESA_FORMAT_I_FLOAT16] = pack_float_L_FLOAT16;
> > - table[MESA_FORMAT_R_FLOAT32] = pack_float_L_FLOAT32;
> > - table[MESA_FORMAT_R_FLOAT16] = pack_float_L_FLOAT16;
> > - table[MESA_FORMAT_RG_FLOAT32] = pack_float_RG_FLOAT32;
> > - table[MESA_FORMAT_RG_FLOAT16] = pack_float_RG_FLOAT16;
> > -
> > - /* n/a */
> > - table[MESA_FORMAT_RGBA_SINT8] = NULL;
> > - table[MESA_FORMAT_RGBA_SINT16] = NULL;
> > - table[MESA_FORMAT_RGBA_SINT32] = NULL;
> > - table[MESA_FORMAT_RGBA_UINT8] = NULL;
> > - table[MESA_FORMAT_RGBA_UINT16] = NULL;
> > - table[MESA_FORMAT_RGBA_UINT32] = NULL;
> > -
> > - table[MESA_FORMAT_RGBA_UNORM16] = pack_float_RGBA_16;
> > -
> > - table[MESA_FORMAT_R_SNORM8] = pack_float_R_SNORM8;
> > - table[MESA_FORMAT_R8G8_SNORM] = pack_float_R8G8_SNORM;
> > - table[MESA_FORMAT_X8B8G8R8_SNORM] = pack_float_X8B8G8R8_SNORM;
> > - table[MESA_FORMAT_A8B8G8R8_SNORM] = pack_float_A8B8G8R8_SNORM;
> > - table[MESA_FORMAT_R8G8B8A8_SNORM] = pack_float_R8G8B8A8_SNORM;
> > - table[MESA_FORMAT_R_SNORM16] = pack_float_R_SNORM16;
> > - table[MESA_FORMAT_R16G16_SNORM] = pack_float_R16G16_SNORM;
> > - table[MESA_FORMAT_RGB_SNORM16] = pack_float_RGB_SNORM16;
> > - table[MESA_FORMAT_RGBA_SNORM16] = pack_float_RGBA_SNORM16;
> > - table[MESA_FORMAT_A_SNORM8] = pack_float_A_SNORM8;
> > - table[MESA_FORMAT_L_SNORM8] = pack_float_L_SNORM8;
> > - table[MESA_FORMAT_L8A8_SNORM] = pack_float_L8A8_SNORM;
> > - table[MESA_FORMAT_A8L8_SNORM] = pack_float_A8L8_SNORM;
> > - table[MESA_FORMAT_I_SNORM8] = pack_float_L_SNORM8; /* reused */
> > - table[MESA_FORMAT_A_SNORM16] = pack_float_A_SNORM16;
> > - table[MESA_FORMAT_L_SNORM16] = pack_float_L_SNORM16;
> > - table[MESA_FORMAT_LA_SNORM16] = pack_float_LA_SNORM16;
> > - table[MESA_FORMAT_I_SNORM16] = pack_float_L_SNORM16; /* reused */
> > -
> > - table[MESA_FORMAT_R9G9B9E5_FLOAT] = pack_float_R9G9B9E5_FLOAT;
> > - table[MESA_FORMAT_R11G11B10_FLOAT] = pack_float_R11G11B10_FLOAT;
> > -
> > - table[MESA_FORMAT_B4G4R4X4_UNORM] = pack_float_XRGB4444_UNORM;
> > - table[MESA_FORMAT_B5G5R5X1_UNORM] = pack_float_XRGB1555_UNORM;
> > - table[MESA_FORMAT_R8G8B8X8_SNORM] = pack_float_XBGR8888_SNORM;
> > - table[MESA_FORMAT_R8G8B8X8_SRGB] = pack_float_R8G8B8X8_SRGB;
> > - table[MESA_FORMAT_X8B8G8R8_SRGB] = pack_float_X8B8G8R8_SRGB;
> > - table[MESA_FORMAT_RGBX_UINT8] = NULL;
> > - table[MESA_FORMAT_RGBX_SINT8] = NULL;
> > - table[MESA_FORMAT_B10G10R10X2_UNORM] =
> > pack_float_B10G10R10X2_UNORM;
> > - table[MESA_FORMAT_RGBX_UNORM16] = pack_float_RGBX_UNORM16;
> > - table[MESA_FORMAT_RGBX_SNORM16] = pack_float_RGBX_SNORM16;
> > - table[MESA_FORMAT_RGBX_FLOAT16] = pack_float_XBGR16161616_FLOAT;
> > - table[MESA_FORMAT_RGBX_UINT16] = NULL;
> > - table[MESA_FORMAT_RGBX_SINT16] = NULL;
> > - table[MESA_FORMAT_RGBX_FLOAT32] = pack_float_RGBX_FLOAT32;
> > - table[MESA_FORMAT_RGBX_UINT32] = NULL;
> > - table[MESA_FORMAT_RGBX_SINT32] = NULL;
> > -
> > - table[MESA_FORMAT_R10G10B10A2_UNORM] =
> > pack_float_R10G10B10A2_UNORM;
> > -
> > - table[MESA_FORMAT_G8R8_SNORM] = pack_float_G8R8_SNORM;
> > - table[MESA_FORMAT_G16R16_SNORM] = pack_float_G16R16_SNORM;
> > -
> > - table[MESA_FORMAT_B8G8R8X8_SRGB] = pack_float_B8G8R8X8_SRGB;
> > - table[MESA_FORMAT_X8R8G8B8_SRGB] = pack_float_X8R8G8B8_SRGB;
> > -
> > - initialized = GL_TRUE;
> > - }
> > -
> > - return table[format];
> > -}
> > -
> > -
> > -
> > -static pack_float_rgba_row_func
> > -get_pack_float_rgba_row_function(mesa_format format)
> > -{
> > - static pack_float_rgba_row_func table[MESA_FORMAT_COUNT];
> > - static GLboolean initialized = GL_FALSE;
> > -
> > - if (!initialized) {
> > - /* We don't need a special row packing function for each format.
> > - * There's a generic fallback which uses a per-pixel packing
> > function.
> > - */
> > - memset(table, 0, sizeof(table));
> > -
> > - table[MESA_FORMAT_A8B8G8R8_UNORM] = pack_row_float_A8B8G8R8_UNORM;
> > - table[MESA_FORMAT_R8G8B8A8_UNORM] = pack_row_float_R8G8B8A8_UNORM;
> > - table[MESA_FORMAT_B8G8R8A8_UNORM] = pack_row_float_B8G8R8A8_UNORM;
> > - table[MESA_FORMAT_A8R8G8B8_UNORM] = pack_row_float_A8R8G8B8_UNORM;
> > - table[MESA_FORMAT_X8B8G8R8_UNORM] = pack_row_float_A8B8G8R8_UNORM;
> > /* reused */
> > - table[MESA_FORMAT_R8G8B8X8_UNORM] = pack_row_float_R8G8B8A8_UNORM;
> > /* reused */
> > - table[MESA_FORMAT_B8G8R8X8_UNORM] = pack_row_float_B8G8R8X8_UNORM;
> > - table[MESA_FORMAT_X8R8G8B8_UNORM] = pack_row_float_X8R8G8B8_UNORM;
> > - table[MESA_FORMAT_BGR_UNORM8] = pack_row_float_BGR_UNORM8;
> > - table[MESA_FORMAT_RGB_UNORM8] = pack_row_float_RGB_UNORM8;
> > - table[MESA_FORMAT_B5G6R5_UNORM] = pack_row_float_B5G6R5_UNORM;
> > - table[MESA_FORMAT_R5G6B5_UNORM] = pack_row_float_R5G6B5_UNORM;
> > -
> > - initialized = GL_TRUE;
> > - }
> > -
> > - return table[format];
> > -}
> > -
> > -
> > -
> > -static pack_ubyte_rgba_row_func
> > -get_pack_ubyte_rgba_row_function(mesa_format format)
> > -{
> > - static pack_ubyte_rgba_row_func table[MESA_FORMAT_COUNT];
> > - static GLboolean initialized = GL_FALSE;
> > -
> > - if (!initialized) {
> > - /* We don't need a special row packing function for each format.
> > - * There's a generic fallback which uses a per-pixel packing
> > function.
> > - */
> > - memset(table, 0, sizeof(table));
> > -
> > - table[MESA_FORMAT_A8B8G8R8_UNORM] = pack_row_ubyte_A8B8G8R8_UNORM;
> > - table[MESA_FORMAT_R8G8B8A8_UNORM] = pack_row_ubyte_R8G8B8A8_UNORM;
> > - table[MESA_FORMAT_B8G8R8A8_UNORM] = pack_row_ubyte_B8G8R8A8_UNORM;
> > - table[MESA_FORMAT_A8R8G8B8_UNORM] = pack_row_ubyte_A8R8G8B8_UNORM;
> > - table[MESA_FORMAT_X8B8G8R8_UNORM] = pack_row_ubyte_A8B8G8R8_UNORM;
> > /* reused */
> > - table[MESA_FORMAT_R8G8B8X8_UNORM] = pack_row_ubyte_R8G8B8A8_UNORM;
> > /* reused */
> > - table[MESA_FORMAT_B8G8R8X8_UNORM] = pack_row_ubyte_B8G8R8X8_UNORM;
> > - table[MESA_FORMAT_X8R8G8B8_UNORM] = pack_row_ubyte_X8R8G8B8_UNORM;
> > - table[MESA_FORMAT_BGR_UNORM8] = pack_row_ubyte_BGR_UNORM8;
> > - table[MESA_FORMAT_RGB_UNORM8] = pack_row_ubyte_RGB_UNORM8;
> > - table[MESA_FORMAT_B5G6R5_UNORM] = pack_row_ubyte_B5G6R5_UNORM;
> > - table[MESA_FORMAT_R5G6B5_UNORM] = pack_row_ubyte_R5G6B5_UNORM;
> > -
> > - initialized = GL_TRUE;
> > - }
> > -
> > - return table[format];
> > -}
> > -
> > -
> > -
> > -/**
> > - * Pack a row of GLfloat rgba[4] values to the destination.
> > - */
> > -void
> > -_mesa_pack_float_rgba_row(mesa_format format, GLuint n,
> > - const GLfloat src[][4], void *dst)
> > -{
> > - pack_float_rgba_row_func packrow =
> > get_pack_float_rgba_row_function(format);
> > - if (packrow) {
> > - /* use "fast" function */
> > - packrow(n, src, dst);
> > - }
> > - else {
> > - /* slower fallback */
> > - gl_pack_float_rgba_func pack =
> > _mesa_get_pack_float_rgba_function(format);
> > - GLuint dstStride = _mesa_get_format_bytes(format);
> > - GLubyte *dstPtr = (GLubyte *) dst;
> > - GLuint i;
> > -
> > - assert(pack);
> > - if (!pack)
> > - return;
> > -
> > - for (i = 0; i < n; i++) {
> > - pack(src[i], dstPtr);
> > - dstPtr += dstStride;
> > - }
> > - }
> > -}
> > -
> > -
> > -/**
> > - * Pack a row of GLubyte rgba[4] values to the destination.
> > - */
> > -void
> > -_mesa_pack_ubyte_rgba_row(mesa_format format, GLuint n,
> > - const GLubyte src[][4], void *dst)
> > -{
> > - pack_ubyte_rgba_row_func packrow =
> > get_pack_ubyte_rgba_row_function(format);
> > - if (packrow) {
> > - /* use "fast" function */
> > - packrow(n, src, dst);
> > - }
> > - else {
> > - /* slower fallback */
> > - gl_pack_ubyte_rgba_func pack =
> > _mesa_get_pack_ubyte_rgba_function(format);
> > - const GLuint stride = _mesa_get_format_bytes(format);
> > - GLubyte *d = ((GLubyte *) dst);
> > - GLuint i;
> > -
> > - assert(pack);
> > - if (!pack)
> > - return;
> > -
> > - for (i = 0; i < n; i++) {
> > - pack(src[i], d);
> > - d += stride;
> > - }
> > - }
> > -}
> > -
> > -
> > -/**
> > - * Pack a 2D image of ubyte RGBA pixels in the given format.
> > - * \param srcRowStride source image row stride in bytes
> > - * \param dstRowStride destination image row stride in bytes
> > - */
> > -void
> > -_mesa_pack_ubyte_rgba_rect(mesa_format format, GLuint width, GLuint
> > height,
> > - const GLubyte *src, GLint srcRowStride,
> > - void *dst, GLint dstRowStride)
> > -{
> > - pack_ubyte_rgba_row_func packrow =
> > get_pack_ubyte_rgba_row_function(format);
> > - GLubyte *dstUB = (GLubyte *) dst;
> > - GLuint i;
> > -
> > - if (packrow) {
> > - if (srcRowStride == width * 4 * sizeof(GLubyte) &&
> > - dstRowStride == _mesa_format_row_stride(format, width)) {
> > - /* do whole image at once */
> > - packrow(width * height, (const GLubyte (*)[4]) src, dst);
> > - }
> > - else {
> > - /* row by row */
> > - for (i = 0; i < height; i++) {
> > - packrow(width, (const GLubyte (*)[4]) src, dstUB);
> > - src += srcRowStride;
> > - dstUB += dstRowStride;
> > - }
> > - }
> > - }
> > - else {
> > - /* slower fallback */
> > - for (i = 0; i < height; i++) {
> > - _mesa_pack_ubyte_rgba_row(format, width,
> > - (const GLubyte (*)[4]) src, dstUB);
> > - src += srcRowStride;
> > - dstUB += dstRowStride;
> > - }
> > - }
> > -}
> > -
> > -
> > -
> > -/**
> > - ** Pack float Z pixels
> > - **/
> > -
> > -static void
> > -pack_float_S8_UINT_Z24_UNORM(const GLfloat *src, void *dst)
> > -{
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = (GLdouble) 0xffffff;
> > - GLuint s = *d & 0xff;
> > - GLuint z = (GLuint) (*src * scale);
> > - assert(z <= 0xffffff);
> > - *d = (z << 8) | s;
> > -}
> > -
> > -static void
> > -pack_float_Z24_UNORM_S8_UINT(const GLfloat *src, void *dst)
> > -{
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = (GLdouble) 0xffffff;
> > - GLuint s = *d & 0xff000000;
> > - GLuint z = (GLuint) (*src * scale);
> > - assert(z <= 0xffffff);
> > - *d = s | z;
> > -}
> > -
> > -static void
> > -pack_float_Z_UNORM16(const GLfloat *src, void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - const GLfloat scale = (GLfloat) 0xffff;
> > - *d = (GLushort) (*src * scale);
> > -}
> > -
> > -static void
> > -pack_float_Z_UNORM32(const GLfloat *src, void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = (GLdouble) 0xffffffff;
> > - *d = (GLuint) (*src * scale);
> > -}
> > -
> > -static void
> > -pack_float_Z_FLOAT32(const GLfloat *src, void *dst)
> > -{
> > - GLfloat *d = (GLfloat *) dst;
> > - *d = *src;
> > -}
> > -
> > -gl_pack_float_z_func
> > -_mesa_get_pack_float_z_func(mesa_format format)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > - return pack_float_S8_UINT_Z24_UNORM;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > - return pack_float_Z24_UNORM_S8_UINT;
> > - case MESA_FORMAT_Z_UNORM16:
> > - return pack_float_Z_UNORM16;
> > - case MESA_FORMAT_Z_UNORM32:
> > - return pack_float_Z_UNORM32;
> > - case MESA_FORMAT_Z_FLOAT32:
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - return pack_float_Z_FLOAT32;
> > - default:
> > - _mesa_problem(NULL,
> > - "unexpected format in
> > _mesa_get_pack_float_z_func()");
> > - return NULL;
> > - }
> > -}
> > -
> > -
> > -
> > -/**
> > - ** Pack uint Z pixels. The incoming src value is always in
> > - ** the range [0, 2^32-1].
> > - **/
> > -
> > -static void
> > -pack_uint_S8_UINT_Z24_UNORM(const GLuint *src, void *dst)
> > -{
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint s = *d & 0xff;
> > - GLuint z = *src & 0xffffff00;
> > - *d = z | s;
> > -}
> > -
> > -static void
> > -pack_uint_Z24_UNORM_S8_UINT(const GLuint *src, void *dst)
> > -{
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint s = *d & 0xff000000;
> > - GLuint z = *src >> 8;
> > - *d = s | z;
> > -}
> > -
> > -static void
> > -pack_uint_Z_UNORM16(const GLuint *src, void *dst)
> > -{
> > - GLushort *d = ((GLushort *) dst);
> > - *d = *src >> 16;
> > -}
> > -
> > -static void
> > -pack_uint_Z_UNORM32(const GLuint *src, void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - *d = *src;
> > -}
> > -
> > -static void
> > -pack_uint_Z_FLOAT32(const GLuint *src, void *dst)
> > -{
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > - *d = (GLuint) (*src * scale);
> > - assert(*d >= 0.0f);
> > - assert(*d <= 1.0f);
> > -}
> > -
> > -static void
> > -pack_uint_Z_FLOAT32_X24S8(const GLuint *src, void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > - *d = (GLfloat) (*src * scale);
> > - assert(*d >= 0.0f);
> > - assert(*d <= 1.0f);
> > -}
> > -
> > -gl_pack_uint_z_func
> > -_mesa_get_pack_uint_z_func(mesa_format format)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > - return pack_uint_S8_UINT_Z24_UNORM;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > - return pack_uint_Z24_UNORM_S8_UINT;
> > - case MESA_FORMAT_Z_UNORM16:
> > - return pack_uint_Z_UNORM16;
> > - case MESA_FORMAT_Z_UNORM32:
> > - return pack_uint_Z_UNORM32;
> > - case MESA_FORMAT_Z_FLOAT32:
> > - return pack_uint_Z_FLOAT32;
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - return pack_uint_Z_FLOAT32_X24S8;
> > - default:
> > - _mesa_problem(NULL, "unexpected format in
> > _mesa_get_pack_uint_z_func()");
> > - return NULL;
> > - }
> > -}
> > -
> > -
> > -/**
> > - ** Pack ubyte stencil pixels
> > - **/
> > -
> > -static void
> > -pack_ubyte_stencil_Z24_S8(const GLubyte *src, void *dst)
> > -{
> > - /* don't disturb the Z values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint s = *src;
> > - GLuint z = *d & 0xffffff00;
> > - *d = z | s;
> > -}
> > -
> > -static void
> > -pack_ubyte_stencil_S8_Z24(const GLubyte *src, void *dst)
> > -{
> > - /* don't disturb the Z values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint s = *src << 24;
> > - GLuint z = *d & 0xffffff;
> > - *d = s | z;
> > -}
> > -
> > -static void
> > -pack_ubyte_stencil_S8(const GLubyte *src, void *dst)
> > -{
> > - GLubyte *d = (GLubyte *) dst;
> > - *d = *src;
> > -}
> > -
> > -static void
> > -pack_ubyte_stencil_Z32_FLOAT_X24S8(const GLubyte *src, void *dst)
> > -{
> > - GLfloat *d = ((GLfloat *) dst);
> > - d[1] = *src;
> > -}
> > -
> > -
> > -gl_pack_ubyte_stencil_func
> > -_mesa_get_pack_ubyte_stencil_func(mesa_format format)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - return pack_ubyte_stencil_Z24_S8;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - return pack_ubyte_stencil_S8_Z24;
> > - case MESA_FORMAT_S_UINT8:
> > - return pack_ubyte_stencil_S8;
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - return pack_ubyte_stencil_Z32_FLOAT_X24S8;
> > - default:
> > - _mesa_problem(NULL,
> > - "unexpected format in
> > _mesa_pack_ubyte_stencil_func()");
> > - return NULL;
> > - }
> > -}
> > -
> > -
> > -
> > -void
> > -_mesa_pack_float_z_row(mesa_format format, GLuint n,
> > - const GLfloat *src, void *dst)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > - {
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = (GLdouble) 0xffffff;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = d[i] & 0xff;
> > - GLuint z = (GLuint) (src[i] * scale);
> > - assert(z <= 0xffffff);
> > - d[i] = (z << 8) | s;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > - {
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = (GLdouble) 0xffffff;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = d[i] & 0xff000000;
> > - GLuint z = (GLuint) (src[i] * scale);
> > - assert(z <= 0xffffff);
> > - d[i] = s | z;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z_UNORM16:
> > - {
> > - GLushort *d = ((GLushort *) dst);
> > - const GLfloat scale = (GLfloat) 0xffff;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = (GLushort) (src[i] * scale);
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z_UNORM32:
> > - {
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = (GLdouble) 0xffffffff;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = (GLuint) (src[i] * scale);
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z_FLOAT32:
> > - memcpy(dst, src, n * sizeof(GLfloat));
> > - break;
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - {
> > - struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i].z = src[i];
> > - }
> > - }
> > - break;
> > - default:
> > - _mesa_problem(NULL, "unexpected format in
> > _mesa_pack_float_z_row()");
> > - }
> > -}
> > -
> > -
> > -/**
> > - * The incoming Z values are always in the range [0, 0xffffffff].
> > - */
> > -void
> > -_mesa_pack_uint_z_row(mesa_format format, GLuint n,
> > - const GLuint *src, void *dst)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > - {
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = d[i] & 0xff;
> > - GLuint z = src[i] & 0xffffff00;
> > - d[i] = z | s;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > - {
> > - /* don't disturb the stencil values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = d[i] & 0xff000000;
> > - GLuint z = src[i] >> 8;
> > - d[i] = s | z;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z_UNORM16:
> > - {
> > - GLushort *d = ((GLushort *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = src[i] >> 16;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z_UNORM32:
> > - memcpy(dst, src, n * sizeof(GLfloat));
> > - break;
> > - case MESA_FORMAT_Z_FLOAT32:
> > - {
> > - GLuint *d = ((GLuint *) dst);
> > - const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i] = (GLuint) (src[i] * scale);
> > - assert(d[i] >= 0.0f);
> > - assert(d[i] <= 1.0f);
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - {
> > - struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > - const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i].z = (GLfloat) (src[i] * scale);
> > - assert(d[i].z >= 0.0f);
> > - assert(d[i].z <= 1.0f);
> > - }
> > - }
> > - break;
> > - default:
> > - _mesa_problem(NULL, "unexpected format in
> > _mesa_pack_uint_z_row()");
> > - }
> > -}
> > -
> > -
> > -void
> > -_mesa_pack_ubyte_stencil_row(mesa_format format, GLuint n,
> > - const GLubyte *src, void *dst)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - {
> > - /* don't disturb the Z values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = src[i];
> > - GLuint z = d[i] & 0xffffff00;
> > - d[i] = z | s;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - {
> > - /* don't disturb the Z values */
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = src[i] << 24;
> > - GLuint z = d[i] & 0xffffff;
> > - d[i] = s | z;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_S_UINT8:
> > - memcpy(dst, src, n * sizeof(GLubyte));
> > - break;
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - {
> > - struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - d[i].x24s8 = src[i];
> > - }
> > - }
> > - break;
> > - default:
> > - _mesa_problem(NULL, "unexpected format in
> > _mesa_pack_ubyte_stencil_row()");
> > - }
> > -}
> > -
> > -
> > -/**
> > - * Incoming Z/stencil values are always in uint_24_8 format.
> > - */
> > -void
> > -_mesa_pack_uint_24_8_depth_stencil_row(mesa_format format, GLuint n,
> > - const GLuint *src, void *dst)
> > -{
> > - switch (format) {
> > - case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > - memcpy(dst, src, n * sizeof(GLuint));
> > - break;
> > - case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > - {
> > - GLuint *d = ((GLuint *) dst);
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLuint s = src[i] << 24;
> > - GLuint z = src[i] >> 8;
> > - d[i] = s | z;
> > - }
> > - }
> > - break;
> > - case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > - {
> > - const GLdouble scale = 1.0 / (GLdouble) 0xffffff;
> > - struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > - GLuint i;
> > - for (i = 0; i < n; i++) {
> > - GLfloat z = (GLfloat) ((src[i] >> 8) * scale);
> > - d[i].z = z;
> > - d[i].x24s8 = src[i];
> > - }
> > - }
> > - break;
> > - default:
> > - _mesa_problem(NULL, "bad format %s in _mesa_pack_ubyte_s_row",
> > - _mesa_get_format_name(format));
> > - return;
> > - }
> > -}
> > -
> > -
> > -
> > -/**
> > - * Convert a boolean color mask to a packed color where each channel of
> > - * the packed value at dst will be 0 or ~0 depending on the colorMask.
> > - */
> > -void
> > -_mesa_pack_colormask(mesa_format format, const GLubyte colorMask[4], void
> > *dst)
> > -{
> > - GLfloat maskColor[4];
> > -
> > - switch (_mesa_get_format_datatype(format)) {
> > - case GL_UNSIGNED_NORMALIZED:
> > - /* simple: 1.0 will convert to ~0 in the right bit positions */
> > - maskColor[0] = colorMask[0] ? 1.0f : 0.0f;
> > - maskColor[1] = colorMask[1] ? 1.0f : 0.0f;
> > - maskColor[2] = colorMask[2] ? 1.0f : 0.0f;
> > - maskColor[3] = colorMask[3] ? 1.0f : 0.0f;
> > - _mesa_pack_float_rgba_row(format, 1,
> > - (const GLfloat (*)[4]) maskColor, dst);
> > - break;
> > - case GL_SIGNED_NORMALIZED:
> > - case GL_FLOAT:
> > - /* These formats are harder because it's hard to know the floating
> > - * point values that will convert to ~0 for each color channel's
> > bits.
> > - * This solution just generates a non-zero value for each color
> > channel
> > - * then fixes up the non-zero values to be ~0.
> > - * Note: we'll need to add special case code if we ever have to
> > deal
> > - * with formats with unequal color channel sizes, like R11_G11_B10.
> > - * We issue a warning below for channel sizes other than 8,16,32.
> > - */
> > - {
> > - GLuint bits = _mesa_get_format_max_bits(format); /* bits per
> > chan */
> > - GLuint bytes = _mesa_get_format_bytes(format);
> > - GLuint i;
> > -
> > - /* this should put non-zero values into the channels of dst */
> > - maskColor[0] = colorMask[0] ? -1.0f : 0.0f;
> > - maskColor[1] = colorMask[1] ? -1.0f : 0.0f;
> > - maskColor[2] = colorMask[2] ? -1.0f : 0.0f;
> > - maskColor[3] = colorMask[3] ? -1.0f : 0.0f;
> > - _mesa_pack_float_rgba_row(format, 1,
> > - (const GLfloat (*)[4]) maskColor,
> > dst);
> > -
> > - /* fix-up the dst channels by converting non-zero values to ~0
> > */
> > - if (bits == 8) {
> > - GLubyte *d = (GLubyte *) dst;
> > - for (i = 0; i < bytes; i++) {
> > - d[i] = d[i] ? 0xff : 0x0;
> > - }
> > - }
> > - else if (bits == 16) {
> > - GLushort *d = (GLushort *) dst;
> > - for (i = 0; i < bytes / 2; i++) {
> > - d[i] = d[i] ? 0xffff : 0x0;
> > - }
> > - }
> > - else if (bits == 32) {
> > - GLuint *d = (GLuint *) dst;
> > - for (i = 0; i < bytes / 4; i++) {
> > - d[i] = d[i] ? 0xffffffffU : 0x0;
> > - }
> > - }
> > - else {
> > - _mesa_problem(NULL, "unexpected size in
> > _mesa_pack_colormask()");
> > - return;
> > - }
> > - }
> > - break;
> > - default:
> > - _mesa_problem(NULL, "unexpected format data type in
> > gen_color_mask()");
> > - return;
> > - }
> > -}
> > diff --git a/src/mesa/main/format_pack.py b/src/mesa/main/format_pack.py
> > new file mode 100644
> > index 0000000..cb347ab
> > --- /dev/null
> > +++ b/src/mesa/main/format_pack.py
> > @@ -0,0 +1,919 @@
> > +#!/usr/bin/env python
> > +
> > +from mako.template import Template
> > +from sys import argv
> > +
> > +string = """/*
> > + * Mesa 3-D graphics library
> > + *
> > + * Copyright (c) 2011 VMware, Inc.
> > + * Copyright (c) 2014 Intel Corporation.
> > + *
> > + * 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,
> > sublicense,
> > + * 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 above copyright notice and this permission notice shall be
> > included
> > + * in all copies or substantial portions of the Software.
> > + *
> > + * 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 NONINFRINGEMENT. IN NO EVENT
> > SHALL
> > + * THE AUTHORS OR COPYRIGHT HOLDERS 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.
> > + */
> > +
> > +
> > +/**
> > + * Color, depth, stencil packing functions.
> > + * Used to pack basic color, depth and stencil formats to specific
> > + * hardware formats.
> > + *
> > + * There are both per-pixel and per-row packing functions:
> > + * - The former will be used by swrast to write values to the color,
> > depth,
> > + * stencil buffers when drawing points, lines and masked spans.
> > + * - The later will be used for image-oriented functions like
> > glDrawPixels,
> > + * glAccum, and glTexImage.
> > + */
> > +
> > +#include <stdint.h>
> > +
> > +#include "colormac.h"
> > +#include "format_pack.h"
> > +#include "format_utils.h"
> > +#include "macros.h"
> > +#include "../../gallium/auxiliary/util/u_format_rgb9e5.h"
> > +#include "../../gallium/auxiliary/util/u_format_r11g11b10f.h"
> > +#include "util/format_srgb.h"
> > +
> > +#define UNPACK(SRC, OFFSET, BITS) (((SRC) >> (OFFSET)) & MAX_UINT(BITS))
> > +#define PACK(SRC, OFFSET, BITS) (((SRC) & MAX_UINT(BITS)) << (OFFSET))
> > +
> > +<%
> > +import format_parser as parser
> > +
> > +formats = parser.parse(argv[1])
> > +
> > +rgb_formats = []
> > +for f in formats:
> > + if f.name == 'MESA_FORMAT_NONE':
> > + continue
> > + if f.colorspace not in ('rgb', 'srgb'):
> > + continue
> > +
> > + rgb_formats.append(f)
> > +%>
> > +
> > +/* ubyte packing functions */
> > +
> > +%for f in rgb_formats:
> > + %if f.name in ('MESA_FORMAT_R9G9B9E5_FLOAT',
> > 'MESA_FORMAT_R11G11B10_FLOAT'):
> > + <% continue %>
> > + %elif f.is_compressed():
> > + <% continue %>
> > + %endif
> > +
> > +static inline void
> > +pack_ubyte_${f.short_name()}(const GLubyte src[4], void *dst)
> > +{
> > + %for (i, c) in enumerate(f.channels):
> > + <% i = f.swizzle.inverse()[i] %>
> > + %if c.type == 'x':
> > + <% continue %>
> > + %endif
> > +
> > + ${c.datatype()} ${c.name} =
> > + %if not f.is_normalized() and f.is_int():
> > + %if c.type == parser.SIGNED:
> > + _mesa_unsigned_to_signed(src[${i}], ${c.size});
> > + %else:
> > + _mesa_unsigned_to_unsigned(src[${i}], ${c.size});
> > + %endif
> > + %elif c.type == parser.UNSIGNED:
>
> > + %if f.colorspace == 'srgb' and c.name in 'rgb':
> We should probably assert that c.size == 8 here. All SRGB formats are
> 8-bit currently but on the off chance someone decides to add a 16-bit one,
> it'll let us know.
>
> With that added,
> Reviewed-by: Jason Ekstrand <jason.ekstr...@intel.com>
>
OK. I will add that assert.
Thanks!
Sam
> > + util_format_linear_to_srgb_8unorm(src[${i}]);
> > + %else:
> > + _mesa_unorm_to_unorm(src[${i}], 8, ${c.size});
> > + %endif
> > + %elif c.type == parser.SIGNED:
> > + _mesa_unorm_to_snorm(src[${i}], 8, ${c.size});
> > + %elif c.type == parser.FLOAT:
> > + %if c.size == 32:
> > + _mesa_unorm_to_float(src[${i}], 8);
> > + %elif c.size == 16:
> > + _mesa_unorm_to_half(src[${i}], 8);
> > + %else:
> > + <% assert False %>
> > + %endif
> > + %else:
> > + <% assert False %>
> > + %endif
> > + %endfor
> > +
> > + %if f.layout == parser.ARRAY:
> > + ${f.datatype()} *d = (${f.datatype()} *)dst;
> > + %for (i, c) in enumerate(f.channels):
> > + %if c.type == 'x':
> > + <% continue %>
> > + %endif
> > + d[${i}] = ${c.name};
> > + %endfor
> > + %elif f.layout == parser.PACKED:
> > + ${f.datatype()} d = 0;
> > + %for (i, c) in enumerate(f.channels):
> > + %if c.type == 'x':
> > + <% continue %>
> > + %endif
> > + d |= PACK(${c.name}, ${c.shift}, ${c.size});
> > + %endfor
> > + (*(${f.datatype()} *)dst) = d;
> > + %else:
> > + <% assert False %>
> > + %endif
> > +}
> > +%endfor
> > +
> > +static inline void
> > +pack_ubyte_r9g9b9e5_float(const GLubyte src[4], void *dst)
> > +{
> > + GLuint *d = (GLuint *) dst;
> > + GLfloat rgb[3];
> > + rgb[0] = _mesa_unorm_to_float(src[RCOMP], 8);
> > + rgb[1] = _mesa_unorm_to_float(src[GCOMP], 8);
> > + rgb[2] = _mesa_unorm_to_float(src[BCOMP], 8);
> > + *d = float3_to_rgb9e5(rgb);
> > +}
> > +
> > +static inline void
> > +pack_ubyte_r11g11b10_float(const GLubyte src[4], void *dst)
> > +{
> > + GLuint *d = (GLuint *) dst;
> > + GLfloat rgb[3];
> > + rgb[0] = _mesa_unorm_to_float(src[RCOMP], 8);
> > + rgb[1] = _mesa_unorm_to_float(src[GCOMP], 8);
> > + rgb[2] = _mesa_unorm_to_float(src[BCOMP], 8);
> > + *d = float3_to_r11g11b10f(rgb);
> > +}
> > +
> > +
> > +/* float packing functions */
> > +
> > +%for f in rgb_formats:
> > + %if f.name in ('MESA_FORMAT_R9G9B9E5_FLOAT',
> > 'MESA_FORMAT_R11G11B10_FLOAT'):
> > + <% continue %>
> > + %elif f.is_int() and not f.is_normalized():
> > + <% continue %>
> > + %elif f.is_compressed():
> > + <% continue %>
> > + %endif
> > +
> > +static inline void
> > +pack_float_${f.short_name()}(const GLfloat src[4], void *dst)
> > +{
> > + %for (i, c) in enumerate(f.channels):
> > + <% i = f.swizzle.inverse()[i] %>
> > + %if c.type == 'x':
> > + <% continue %>
> > + %endif
> > +
> > + ${c.datatype()} ${c.name} =
> > + %if c.type == parser.UNSIGNED:
> > + %if f.colorspace == 'srgb' and c.name in 'rgb':
> > + <% assert c.size == 8 %>
> > + util_format_linear_float_to_srgb_8unorm(src[${i}]);
> > + %else:
> > + _mesa_float_to_unorm(src[${i}], ${c.size});
> > + %endif
> > + %elif c.type == parser.SIGNED:
> > + _mesa_float_to_snorm(src[${i}], ${c.size});
> > + %elif c.type == parser.FLOAT:
> > + %if c.size == 32:
> > + src[${i}];
> > + %elif c.size == 16:
> > + _mesa_float_to_half(src[${i}]);
> > + %else:
> > + <% assert False %>
> > + %endif
> > + %else:
> > + <% assert False %>
> > + %endif
> > + %endfor
> > +
> > + %if f.layout == parser.ARRAY:
> > + ${f.datatype()} *d = (${f.datatype()} *)dst;
> > + %for (i, c) in enumerate(f.channels):
> > + %if c.type == 'x':
> > + <% continue %>
> > + %endif
> > + d[${i}] = ${c.name};
> > + %endfor
> > + %elif f.layout == parser.PACKED:
> > + ${f.datatype()} d = 0;
> > + %for (i, c) in enumerate(f.channels):
> > + %if c.type == 'x':
> > + <% continue %>
> > + %endif
> > + d |= PACK(${c.name}, ${c.shift}, ${c.size});
> > + %endfor
> > + (*(${f.datatype()} *)dst) = d;
> > + %else:
> > + <% assert False %>
> > + %endif
> > +}
> > +%endfor
> > +
> > +static inline void
> > +pack_float_r9g9b9e5_float(const GLfloat src[4], void *dst)
> > +{
> > + GLuint *d = (GLuint *) dst;
> > + *d = float3_to_rgb9e5(src);
> > +}
> > +
> > +static inline void
> > +pack_float_r11g11b10_float(const GLfloat src[4], void *dst)
> > +{
> > + GLuint *d = (GLuint *) dst;
> > + *d = float3_to_r11g11b10f(src);
> > +}
> > +
> > +/**
> > + * Return a function that can pack a GLubyte rgba[4] color.
> > + */
> > +gl_pack_ubyte_rgba_func
> > +_mesa_get_pack_ubyte_rgba_function(mesa_format format)
> > +{
> > + switch (format) {
> > +%for f in rgb_formats:
> > + %if f.is_compressed():
> > + <% continue %>
> > + %endif
> > +
> > + case ${f.name}:
> > + return pack_ubyte_${f.short_name()};
> > +%endfor
> > + default:
> > + return NULL;
> > + }
> > +}
> > +
> > +/**
> > + * Return a function that can pack a GLfloat rgba[4] color.
> > + */
> > +gl_pack_float_rgba_func
> > +_mesa_get_pack_float_rgba_function(mesa_format format)
> > +{
> > + switch (format) {
> > +%for f in rgb_formats:
> > + %if f.is_compressed():
> > + <% continue %>
> > + %elif f.is_int() and not f.is_normalized():
> > + <% continue %>
> > + %endif
> > +
> > + case ${f.name}:
> > + return pack_float_${f.short_name()};
> > +%endfor
> > + default:
> > + return NULL;
> > + }
> > +}
> > +
> > +/**
> > + * Pack a row of GLubyte rgba[4] values to the destination.
> > + */
> > +void
> > +_mesa_pack_ubyte_rgba_row(mesa_format format, GLuint n,
> > + const GLubyte src[][4], void *dst)
> > +{
> > + GLuint i;
> > + GLubyte *d = dst;
> > +
> > + switch (format) {
> > +%for f in rgb_formats:
> > + %if f.is_compressed():
> > + <% continue %>
> > + %endif
> > +
> > + case ${f.name}:
> > + for (i = 0; i < n; ++i) {
> > + pack_ubyte_${f.short_name()}(src[i], d);
> > + d += ${f.block_size() / 8};
> > + }
> > + break;
> > +%endfor
> > + default:
> > + assert(!"Invalid format");
> > + }
> > +}
> > +
> > +/**
> > + * Pack a row of GLfloat rgba[4] values to the destination.
> > + */
> > +void
> > +_mesa_pack_float_rgba_row(mesa_format format, GLuint n,
> > + const GLfloat src[][4], void *dst)
> > +{
> > + GLuint i;
> > + GLubyte *d = dst;
> > +
> > + switch (format) {
> > +%for f in rgb_formats:
> > + %if f.is_compressed():
> > + <% continue %>
> > + %elif f.is_int() and not f.is_normalized():
> > + <% continue %>
> > + %endif
> > +
> > + case ${f.name}:
> > + for (i = 0; i < n; ++i) {
> > + pack_float_${f.short_name()}(src[i], d);
> > + d += ${f.block_size() / 8};
> > + }
> > + break;
> > +%endfor
> > + default:
> > + assert(!"Invalid format");
> > + }
> > +}
> > +
> > +/**
> > + * Pack a 2D image of ubyte RGBA pixels in the given format.
> > + * \param srcRowStride source image row stride in bytes
> > + * \param dstRowStride destination image row stride in bytes
> > + */
> > +void
> > +_mesa_pack_ubyte_rgba_rect(mesa_format format, GLuint width, GLuint
> > height,
> > + const GLubyte *src, GLint srcRowStride,
> > + void *dst, GLint dstRowStride)
> > +{
> > + GLubyte *dstUB = dst;
> > + GLuint i;
> > +
> > + if (srcRowStride == width * 4 * sizeof(GLubyte) &&
> > + dstRowStride == _mesa_format_row_stride(format, width)) {
> > + /* do whole image at once */
> > + _mesa_pack_ubyte_rgba_row(format, width * height,
> > + (const GLubyte (*)[4]) src, dst);
> > + }
> > + else {
> > + /* row by row */
> > + for (i = 0; i < height; i++) {
> > + _mesa_pack_ubyte_rgba_row(format, width,
> > + (const GLubyte (*)[4]) src, dstUB);
> > + src += srcRowStride;
> > + dstUB += dstRowStride;
> > + }
> > + }
> > +}
> > +
> > +
> > +/** Helper struct for MESA_FORMAT_Z32_FLOAT_S8X24_UINT */
> > +struct z32f_x24s8
> > +{
> > + float z;
> > + uint32_t x24s8;
> > +};
> > +
> > +
> > +/**
> > + ** Pack float Z pixels
> > + **/
> > +
> > +static void
> > +pack_float_S8_UINT_Z24_UNORM(const GLfloat *src, void *dst)
> > +{
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = (GLdouble) 0xffffff;
> > + GLuint s = *d & 0xff;
> > + GLuint z = (GLuint) (*src * scale);
> > + assert(z <= 0xffffff);
> > + *d = (z << 8) | s;
> > +}
> > +
> > +static void
> > +pack_float_Z24_UNORM_S8_UINT(const GLfloat *src, void *dst)
> > +{
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = (GLdouble) 0xffffff;
> > + GLuint s = *d & 0xff000000;
> > + GLuint z = (GLuint) (*src * scale);
> > + assert(z <= 0xffffff);
> > + *d = s | z;
> > +}
> > +
> > +static void
> > +pack_float_Z_UNORM16(const GLfloat *src, void *dst)
> > +{
> > + GLushort *d = ((GLushort *) dst);
> > + const GLfloat scale = (GLfloat) 0xffff;
> > + *d = (GLushort) (*src * scale);
> > +}
> > +
> > +static void
> > +pack_float_Z_UNORM32(const GLfloat *src, void *dst)
> > +{
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = (GLdouble) 0xffffffff;
> > + *d = (GLuint) (*src * scale);
> > +}
> > +
> > +static void
> > +pack_float_Z_FLOAT32(const GLfloat *src, void *dst)
> > +{
> > + GLfloat *d = (GLfloat *) dst;
> > + *d = *src;
> > +}
> > +
> > +gl_pack_float_z_func
> > +_mesa_get_pack_float_z_func(mesa_format format)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > + return pack_float_S8_UINT_Z24_UNORM;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > + return pack_float_Z24_UNORM_S8_UINT;
> > + case MESA_FORMAT_Z_UNORM16:
> > + return pack_float_Z_UNORM16;
> > + case MESA_FORMAT_Z_UNORM32:
> > + return pack_float_Z_UNORM32;
> > + case MESA_FORMAT_Z_FLOAT32:
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + return pack_float_Z_FLOAT32;
> > + default:
> > + _mesa_problem(NULL,
> > + "unexpected format in
> > _mesa_get_pack_float_z_func()");
> > + return NULL;
> > + }
> > +}
> > +
> > +
> > +
> > +/**
> > + ** Pack uint Z pixels. The incoming src value is always in
> > + ** the range [0, 2^32-1].
> > + **/
> > +
> > +static void
> > +pack_uint_S8_UINT_Z24_UNORM(const GLuint *src, void *dst)
> > +{
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint s = *d & 0xff;
> > + GLuint z = *src & 0xffffff00;
> > + *d = z | s;
> > +}
> > +
> > +static void
> > +pack_uint_Z24_UNORM_S8_UINT(const GLuint *src, void *dst)
> > +{
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint s = *d & 0xff000000;
> > + GLuint z = *src >> 8;
> > + *d = s | z;
> > +}
> > +
> > +static void
> > +pack_uint_Z_UNORM16(const GLuint *src, void *dst)
> > +{
> > + GLushort *d = ((GLushort *) dst);
> > + *d = *src >> 16;
> > +}
> > +
> > +static void
> > +pack_uint_Z_UNORM32(const GLuint *src, void *dst)
> > +{
> > + GLuint *d = ((GLuint *) dst);
> > + *d = *src;
> > +}
> > +
> > +static void
> > +pack_uint_Z_FLOAT32(const GLuint *src, void *dst)
> > +{
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > + *d = (GLuint) (*src * scale);
> > + assert(*d >= 0.0f);
> > + assert(*d <= 1.0f);
> > +}
> > +
> > +static void
> > +pack_uint_Z_FLOAT32_X24S8(const GLuint *src, void *dst)
> > +{
> > + GLfloat *d = ((GLfloat *) dst);
> > + const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > + *d = (GLfloat) (*src * scale);
> > + assert(*d >= 0.0f);
> > + assert(*d <= 1.0f);
> > +}
> > +
> > +gl_pack_uint_z_func
> > +_mesa_get_pack_uint_z_func(mesa_format format)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > + return pack_uint_S8_UINT_Z24_UNORM;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > + return pack_uint_Z24_UNORM_S8_UINT;
> > + case MESA_FORMAT_Z_UNORM16:
> > + return pack_uint_Z_UNORM16;
> > + case MESA_FORMAT_Z_UNORM32:
> > + return pack_uint_Z_UNORM32;
> > + case MESA_FORMAT_Z_FLOAT32:
> > + return pack_uint_Z_FLOAT32;
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + return pack_uint_Z_FLOAT32_X24S8;
> > + default:
> > + _mesa_problem(NULL, "unexpected format in
> > _mesa_get_pack_uint_z_func()");
> > + return NULL;
> > + }
> > +}
> > +
> > +
> > +/**
> > + ** Pack ubyte stencil pixels
> > + **/
> > +
> > +static void
> > +pack_ubyte_stencil_Z24_S8(const GLubyte *src, void *dst)
> > +{
> > + /* don't disturb the Z values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint s = *src;
> > + GLuint z = *d & 0xffffff00;
> > + *d = z | s;
> > +}
> > +
> > +static void
> > +pack_ubyte_stencil_S8_Z24(const GLubyte *src, void *dst)
> > +{
> > + /* don't disturb the Z values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint s = *src << 24;
> > + GLuint z = *d & 0xffffff;
> > + *d = s | z;
> > +}
> > +
> > +static void
> > +pack_ubyte_stencil_S8(const GLubyte *src, void *dst)
> > +{
> > + GLubyte *d = (GLubyte *) dst;
> > + *d = *src;
> > +}
> > +
> > +static void
> > +pack_ubyte_stencil_Z32_FLOAT_X24S8(const GLubyte *src, void *dst)
> > +{
> > + GLfloat *d = ((GLfloat *) dst);
> > + d[1] = *src;
> > +}
> > +
> > +
> > +gl_pack_ubyte_stencil_func
> > +_mesa_get_pack_ubyte_stencil_func(mesa_format format)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + return pack_ubyte_stencil_Z24_S8;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + return pack_ubyte_stencil_S8_Z24;
> > + case MESA_FORMAT_S_UINT8:
> > + return pack_ubyte_stencil_S8;
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + return pack_ubyte_stencil_Z32_FLOAT_X24S8;
> > + default:
> > + _mesa_problem(NULL,
> > + "unexpected format in
> > _mesa_pack_ubyte_stencil_func()");
> > + return NULL;
> > + }
> > +}
> > +
> > +
> > +
> > +void
> > +_mesa_pack_float_z_row(mesa_format format, GLuint n,
> > + const GLfloat *src, void *dst)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > + {
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = (GLdouble) 0xffffff;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = d[i] & 0xff;
> > + GLuint z = (GLuint) (src[i] * scale);
> > + assert(z <= 0xffffff);
> > + d[i] = (z << 8) | s;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > + {
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = (GLdouble) 0xffffff;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = d[i] & 0xff000000;
> > + GLuint z = (GLuint) (src[i] * scale);
> > + assert(z <= 0xffffff);
> > + d[i] = s | z;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z_UNORM16:
> > + {
> > + GLushort *d = ((GLushort *) dst);
> > + const GLfloat scale = (GLfloat) 0xffff;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i] = (GLushort) (src[i] * scale);
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z_UNORM32:
> > + {
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = (GLdouble) 0xffffffff;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i] = (GLuint) (src[i] * scale);
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z_FLOAT32:
> > + memcpy(dst, src, n * sizeof(GLfloat));
> > + break;
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + {
> > + struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i].z = src[i];
> > + }
> > + }
> > + break;
> > + default:
> > + _mesa_problem(NULL, "unexpected format in
> > _mesa_pack_float_z_row()");
> > + }
> > +}
> > +
> > +
> > +/**
> > + * The incoming Z values are always in the range [0, 0xffffffff].
> > + */
> > +void
> > +_mesa_pack_uint_z_row(mesa_format format, GLuint n,
> > + const GLuint *src, void *dst)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + case MESA_FORMAT_X8_UINT_Z24_UNORM:
> > + {
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = d[i] & 0xff;
> > + GLuint z = src[i] & 0xffffff00;
> > + d[i] = z | s;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + case MESA_FORMAT_Z24_UNORM_X8_UINT:
> > + {
> > + /* don't disturb the stencil values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = d[i] & 0xff000000;
> > + GLuint z = src[i] >> 8;
> > + d[i] = s | z;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z_UNORM16:
> > + {
> > + GLushort *d = ((GLushort *) dst);
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i] = src[i] >> 16;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z_UNORM32:
> > + memcpy(dst, src, n * sizeof(GLfloat));
> > + break;
> > + case MESA_FORMAT_Z_FLOAT32:
> > + {
> > + GLuint *d = ((GLuint *) dst);
> > + const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i] = (GLuint) (src[i] * scale);
> > + assert(d[i] >= 0.0f);
> > + assert(d[i] <= 1.0f);
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + {
> > + struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > + const GLdouble scale = 1.0 / (GLdouble) 0xffffffff;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i].z = (GLfloat) (src[i] * scale);
> > + assert(d[i].z >= 0.0f);
> > + assert(d[i].z <= 1.0f);
> > + }
> > + }
> > + break;
> > + default:
> > + _mesa_problem(NULL, "unexpected format in
> > _mesa_pack_uint_z_row()");
> > + }
> > +}
> > +
> > +
> > +void
> > +_mesa_pack_ubyte_stencil_row(mesa_format format, GLuint n,
> > + const GLubyte *src, void *dst)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + {
> > + /* don't disturb the Z values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = src[i];
> > + GLuint z = d[i] & 0xffffff00;
> > + d[i] = z | s;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + {
> > + /* don't disturb the Z values */
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = src[i] << 24;
> > + GLuint z = d[i] & 0xffffff;
> > + d[i] = s | z;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_S_UINT8:
> > + memcpy(dst, src, n * sizeof(GLubyte));
> > + break;
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + {
> > + struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + d[i].x24s8 = src[i];
> > + }
> > + }
> > + break;
> > + default:
> > + _mesa_problem(NULL, "unexpected format in
> > _mesa_pack_ubyte_stencil_row()");
> > + }
> > +}
> > +
> > +
> > +/**
> > + * Incoming Z/stencil values are always in uint_24_8 format.
> > + */
> > +void
> > +_mesa_pack_uint_24_8_depth_stencil_row(mesa_format format, GLuint n,
> > + const GLuint *src, void *dst)
> > +{
> > + switch (format) {
> > + case MESA_FORMAT_S8_UINT_Z24_UNORM:
> > + memcpy(dst, src, n * sizeof(GLuint));
> > + break;
> > + case MESA_FORMAT_Z24_UNORM_S8_UINT:
> > + {
> > + GLuint *d = ((GLuint *) dst);
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLuint s = src[i] << 24;
> > + GLuint z = src[i] >> 8;
> > + d[i] = s | z;
> > + }
> > + }
> > + break;
> > + case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
> > + {
> > + const GLdouble scale = 1.0 / (GLdouble) 0xffffff;
> > + struct z32f_x24s8 *d = (struct z32f_x24s8 *) dst;
> > + GLuint i;
> > + for (i = 0; i < n; i++) {
> > + GLfloat z = (GLfloat) ((src[i] >> 8) * scale);
> > + d[i].z = z;
> > + d[i].x24s8 = src[i];
> > + }
> > + }
> > + break;
> > + default:
> > + _mesa_problem(NULL, "bad format %s in _mesa_pack_ubyte_s_row",
> > + _mesa_get_format_name(format));
> > + return;
> > + }
> > +}
> > +
> > +
> > +
> > +/**
> > + * Convert a boolean color mask to a packed color where each channel of
> > + * the packed value at dst will be 0 or ~0 depending on the colorMask.
> > + */
> > +void
> > +_mesa_pack_colormask(mesa_format format, const GLubyte colorMask[4], void
> > *dst)
> > +{
> > + GLfloat maskColor[4];
> > +
> > + switch (_mesa_get_format_datatype(format)) {
> > + case GL_UNSIGNED_NORMALIZED:
> > + /* simple: 1.0 will convert to ~0 in the right bit positions */
> > + maskColor[0] = colorMask[0] ? 1.0f : 0.0f;
> > + maskColor[1] = colorMask[1] ? 1.0f : 0.0f;
> > + maskColor[2] = colorMask[2] ? 1.0f : 0.0f;
> > + maskColor[3] = colorMask[3] ? 1.0f : 0.0f;
> > + _mesa_pack_float_rgba_row(format, 1,
> > + (const GLfloat (*)[4]) maskColor, dst);
> > + break;
> > + case GL_SIGNED_NORMALIZED:
> > + case GL_FLOAT:
> > + /* These formats are harder because it's hard to know the floating
> > + * point values that will convert to ~0 for each color channel's
> > bits.
> > + * This solution just generates a non-zero value for each color
> > channel
> > + * then fixes up the non-zero values to be ~0.
> > + * Note: we'll need to add special case code if we ever have to
> > deal
> > + * with formats with unequal color channel sizes, like R11_G11_B10.
> > + * We issue a warning below for channel sizes other than 8,16,32.
> > + */
> > + {
> > + GLuint bits = _mesa_get_format_max_bits(format); /* bits per
> > chan */
> > + GLuint bytes = _mesa_get_format_bytes(format);
> > + GLuint i;
> > +
> > + /* this should put non-zero values into the channels of dst */
> > + maskColor[0] = colorMask[0] ? -1.0f : 0.0f;
> > + maskColor[1] = colorMask[1] ? -1.0f : 0.0f;
> > + maskColor[2] = colorMask[2] ? -1.0f : 0.0f;
> > + maskColor[3] = colorMask[3] ? -1.0f : 0.0f;
> > + _mesa_pack_float_rgba_row(format, 1,
> > + (const GLfloat (*)[4]) maskColor,
> > dst);
> > +
> > + /* fix-up the dst channels by converting non-zero values to ~0
> > */
> > + if (bits == 8) {
> > + GLubyte *d = (GLubyte *) dst;
> > + for (i = 0; i < bytes; i++) {
> > + d[i] = d[i] ? 0xff : 0x0;
> > + }
> > + }
> > + else if (bits == 16) {
> > + GLushort *d = (GLushort *) dst;
> > + for (i = 0; i < bytes / 2; i++) {
> > + d[i] = d[i] ? 0xffff : 0x0;
> > + }
> > + }
> > + else if (bits == 32) {
> > + GLuint *d = (GLuint *) dst;
> > + for (i = 0; i < bytes / 4; i++) {
> > + d[i] = d[i] ? 0xffffffffU : 0x0;
> > + }
> > + }
> > + else {
> > + _mesa_problem(NULL, "unexpected size in
> > _mesa_pack_colormask()");
> > + return;
> > + }
> > + }
> > + break;
> > + default:
> > + _mesa_problem(NULL, "unexpected format data type in
> > gen_color_mask()");
> > + return;
> > + }
> > +}
> > +"""
> > +
> > +template = Template(string);
> > +
> > +print template.render(argv = argv[0:])
> > diff --git a/src/mesa/main/format_parser.py
> > b/src/mesa/main/format_parser.py
> > index 5e45c74..522bce3 100755
> > --- a/src/mesa/main/format_parser.py
> > +++ b/src/mesa/main/format_parser.py
> >
> > @@ -102,6 +102,10 @@ class Channel:
> > """Returns true if the size of this channel is a power of two."""
> > return is_power_of_two(self.size)
> >
> > + def datatype(self):
> > + """Returns the datatype corresponding to a channel type and size"""
> > + return _get_datatype(self.type, self.size)
> > +
> >
> > class Swizzle:
> > """Describes a swizzle operation.
> >
> > @@ -469,6 +473,49 @@ class Format:
> > return channel
> >
> > return None
> >
> > + def datatype(self):
> > + """Returns the datatype corresponding to a format's channel type
> > and size"""
> > + if self.layout == PACKED:
> > + if self.block_size() == 8:
> > + return 'uint8_t'
> > + if self.block_size() == 16:
> > + return 'uint16_t'
> > + if self.block_size() == 32:
> > + return 'uint32_t'
> > + else:
> > + assert False
> > + else:
> > + return _get_datatype(self.channel_type(), self.channel_size())
> > +
> > +def _get_datatype(type, size):
> > + if type == FLOAT:
> > + if size == 32:
> > + return 'float'
> > + elif size == 16:
> > + return 'uint16_t'
> > + else:
> > + assert False
> > + elif type == UNSIGNED:
> > + if size <= 8:
> > + return 'uint8_t'
> > + elif size <= 16:
> > + return 'uint16_t'
> > + elif size <= 32:
> > + return 'uint32_t'
> > + else:
> > + assert False
> > + elif type == SIGNED:
> > + if size <= 8:
> > + return 'int8_t'
> > + elif size <= 16:
> > + return 'int16_t'
> > + elif size <= 32:
> > + return 'int32_t'
> > + else:
> > + assert False
> > + else:
> > + assert False
> > +
> >
> > def _parse_channels(fields, layout, colorspace, swizzle):
> > channels = []
> >
> > for field in fields:
> > --
> > 1.9.1
> >
> > _______________________________________________
> > mesa-dev mailing list
> > mesa-dev@lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/mesa-dev
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