<div dir="ltr"> <div class="gmail_extra"> <div class="gmail_quote">On Wed, Jan 7, 2015 at 11:20 PM, Iago Toral Quiroga <<a href="mailto:itoral@igalia.com" target="_blank">itoral@igalia.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">From: Jason Ekstrand <<a href="mailto:jason.ekstrand@intel.com">jason.ekstrand@intel.com</a>> 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 <<a href="mailto:jason.ekstrand@intel.com">jason.ekstrand@intel.com</a>> v2 by Samuel Iglesias <<a href="mailto:siglesias@igalia.com">siglesias@igalia.com</a>> - 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 <<a href="mailto:siglesias@igalia.com">siglesias@igalia.com</a>> - Merge format_convert.py into format_parser.py - Adapt pack_*_* function generations - Fix out-of-tree build v4 by Samuel Iglesias <<a href="mailto:siglesias@igalia.com">siglesias@igalia.com</a>> - _get_datatype() is now a helper function v5 by Samuel Iglesias <<a href="mailto:siglesias@igalia.com">siglesias@igalia.com</a>> - 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 <<a href="mailto:siglesias@igalia.com">siglesias@igalia.com</a>>: - 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 <<a href="mailto:siglesias@igalia.com">siglesias@igalia.com</a>> --- 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 <a href="http://f.name" target="_blank">f.name</a> == '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 <a href="http://f.name" target="_blank">f.name</a> 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()} ${<a href="http://c.name" target="_blank">c.name</a>} = + %if not f.is_normalized() and f.is_int(): + %if c.type == parser.SIGNED: + _mesa_unsigned_to_signed(src[${i}], ${c.size}); + %else: + _mesa_unsigned_to_unsigned(src[${i}], ${c.size}); + %endif + %elif c.type == parser.UNSIGNED: + %if f.colorspace == 'srgb' and <a href="http://c.name" target="_blank">c.name</a> in 'rgb': </blockquote><div> </div><div>We should probably assert that c.size == 8 here. All SRGB formats are 8-bit currently but on the off chance someone decides to add a 16-bit one, it'll let us know. </div><div>With that added, </div><div>Reviewed-by: Jason Ekstrand <<a href="mailto:jason.ekstrand@intel.com">jason.ekstrand@intel.com</a>> </div><div> </div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> + util_format_linear_to_srgb_8unorm(src[${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}] = ${<a href="http://c.name" target="_blank">c.name</a>}; + %endfor + %elif f.layout == parser.PACKED: + ${f.datatype()} d = 0; + %for (i, c) in enumerate(f.channels): + %if c.type == 'x': + <% continue %> + %endif + d |= PACK(${<a href="http://c.name" target="_blank">c.name</a>}, ${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 <a href="http://f.name" target="_blank">f.name</a> 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()} ${<a href="http://c.name" target="_blank">c.name</a>} = + %if c.type == parser.UNSIGNED: + %if f.colorspace == 'srgb' and <a href="http://c.name" target="_blank">c.name</a> in 'rgb': + <% assert c.size == 8 %> + util_format_linear_float_to_srgb_8unorm(src[${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}] = ${<a href="http://c.name" target="_blank">c.name</a>}; + %endfor + %elif f.layout == parser.PACKED: + ${f.datatype()} d = 0; + %for (i, c) in enumerate(f.channels): + %if c.type == 'x': + <% continue %> + %endif + d |= PACK(${<a href="http://c.name" target="_blank">c.name</a>}, ${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 ${<a href="http://f.name" target="_blank">f.name</a>}: + return pack_ubyte_${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 ${<a href="http://f.name" target="_blank">f.name</a>}: + return pack_float_${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 ${<a href="http://f.name" target="_blank">f.name</a>}: + for (i = 0; i < n; ++i) { + pack_ubyte_${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 ${<a href="http://f.name" target="_blank">f.name</a>}: + for (i = 0; i < n; ++i) { + pack_float_${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 <a href="mailto:mesa-dev@lists.freedesktop.org">mesa-dev@lists.freedesktop.org</a> <a href="http://lists.freedesktop.org/mailman/listinfo/mesa-dev" target="_blank">http://lists.freedesktop.org/mailman/listinfo/mesa-dev</a> </blockquote></div> </div></div>