From 5b3c0c151b2d9b109935d47c1cd108b4d1f1ae64 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sat, 27 Feb 2010 20:28:16 +0000 Subject: progs/gallium: Add unit tests for pixel format packing/unpacking. --- progs/SConscript | 81 ++++++----- progs/gallium/unit/SConscript | 15 ++ progs/gallium/unit/u_format_test.c | 279 +++++++++++++++++++++++++++++++++++++ 3 files changed, 337 insertions(+), 38 deletions(-) create mode 100644 progs/gallium/unit/SConscript create mode 100644 progs/gallium/unit/u_format_test.c (limited to 'progs') diff --git a/progs/SConscript b/progs/SConscript index 2ec95a282e..aa6640cf7a 100644 --- a/progs/SConscript +++ b/progs/SConscript @@ -1,8 +1,13 @@ +Import('*') + +if env['platform'] == 'embedded': + Return() + SConscript([ 'util/SConscript', ]) -Import('*') +Import('util') progs_env = env.Clone() @@ -15,40 +20,40 @@ if progs_env['platform'] == 'windows': 'gdi32', ]) -if platform != 'embedded': - # OpenGL - if progs_env['platform'] == 'windows': - progs_env.Prepend(LIBS = ['glu32', 'opengl32']) - else: - progs_env.Prepend(LIBS = ['GLU', 'GL']) - - # Glut - progs_env.Prepend(LIBPATH = [glut.dir]) - progs_env.Prepend(LIBS = [glut.name]) - - # GLEW - progs_env.Prepend(LIBS = [glew]) - - progs_env.Prepend(CPPPATH = [ - '#progs/util', - ]) - - progs_env.Prepend(LIBS = [ - util, - ]) - - Export('progs_env') - - SConscript([ - 'demos/SConscript', - 'glsl/SConscript', - 'redbook/SConscript', - 'samples/SConscript', - 'tests/SConscript', - 'trivial/SConscript', - 'vp/SConscript', - 'vpglsl/SConscript', - 'fp/SConscript', - 'wgl/SConscript', - 'perf/SConscript', - ]) +# OpenGL +if progs_env['platform'] == 'windows': + progs_env.Prepend(LIBS = ['glu32', 'opengl32']) +else: + progs_env.Prepend(LIBS = ['GLU', 'GL']) + +# Glut +progs_env.Prepend(LIBPATH = [glut.dir]) +progs_env.Prepend(LIBS = [glut.name]) + +# GLEW +progs_env.Prepend(LIBS = [glew]) + +progs_env.Prepend(CPPPATH = [ + '#progs/util', +]) + +progs_env.Prepend(LIBS = [ + util, +]) + +Export('progs_env') + +SConscript([ + 'demos/SConscript', + 'glsl/SConscript', + 'redbook/SConscript', + 'samples/SConscript', + 'tests/SConscript', + 'trivial/SConscript', + 'vp/SConscript', + 'vpglsl/SConscript', + 'fp/SConscript', + 'wgl/SConscript', + 'perf/SConscript', + 'gallium/unit/SConscript', +]) diff --git a/progs/gallium/unit/SConscript b/progs/gallium/unit/SConscript new file mode 100644 index 0000000000..7c614f628e --- /dev/null +++ b/progs/gallium/unit/SConscript @@ -0,0 +1,15 @@ +Import('*') + +env = env.Clone() + +env.Prepend(LIBS = [gallium]) + +progs = [ + 'u_format_test' +] + +for prog in progs: + prog = env.Program( + target = prog, + source = prog + '.c', + ) diff --git a/progs/gallium/unit/u_format_test.c b/progs/gallium/unit/u_format_test.c new file mode 100644 index 0000000000..35bf0220e5 --- /dev/null +++ b/progs/gallium/unit/u_format_test.c @@ -0,0 +1,279 @@ +/************************************************************************** + * + * Copyright 2009-2010 VMware, Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include +#include + +#include "util/u_format.h" +#include "util/u_format_pack.h" + + +#define MAX_PACKED_BYTES 4 + + +/** + * A (packed, unpacked) color pair. + */ +struct util_format_test_case +{ + enum pipe_format format; + + /** + * Mask of the bits that actually meaningful data. Used to mask out the + * "X" channels. + */ + uint8_t mask[MAX_PACKED_BYTES]; + + uint8_t packed[MAX_PACKED_BYTES]; + + /** + * RGBA. + */ + double unpacked[4]; +}; + + +/* + * Helper macros to create the packed bytes for longer words. + */ + +#define PACKED_1x8(x) {x, 0, 0, 0} +#define PACKED_4x8(x, y, z, w) {x, y, z, w} +#define PACKED_1x32(x) {(x) & 0xff, ((x) >> 8) & 0xff, ((x) >> 16) & 0xff, ((x) >> 24) & 0xff} +#define PACKED_1x16(x) {(x) & 0xff, ((x) >> 8) & 0xff, 0, 0} + + +/** + * Test cases. + * + * These were manually entered. We could generate these + * + * To keep this to a we cover only the corner cases, which should produce + * good enough coverage since that pixel format transformations are afine for + * non SRGB formats. + */ +static const struct util_format_test_case +test_cases[] = +{ + {PIPE_FORMAT_R5G6B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_R5G6B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x001f), {0.0, 0.0, 1.0, 1.0}}, + {PIPE_FORMAT_R5G6B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x07e0), {0.0, 1.0, 0.0, 1.0}}, + {PIPE_FORMAT_R5G6B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xf800), {1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_R5G6B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A1R5G5B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A1R5G5B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x001f), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_A1R5G5B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x03e0), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_A1R5G5B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x7c00), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A1R5G5B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x8000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_A1R5G5B5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A4R4G4B4_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A4R4G4B4_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x000f), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_A4R4G4B4_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x00f0), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_A4R4G4B4_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0f00), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A4R4G4B4_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xf000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_A4R4G4B4_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A2B10G10R10_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A2B10G10R10_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000003ff), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A2B10G10R10_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000ffc00), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_A2B10G10R10_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x3ff00000), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_A2B10G10R10_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xc0000000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_A2B10G10R10_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A8R8G8B8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8R8G8B8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000000ff), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_A8R8G8B8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x0000ff00), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8R8G8B8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00ff0000), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8R8G8B8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xff000000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_A8R8G8B8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_X8R8G8B8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8R8G8B8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x000000ff), {0.0, 0.0, 1.0, 1.0}}, + {PIPE_FORMAT_X8R8G8B8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x0000ff00), {0.0, 1.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8R8G8B8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00ff0000), {1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8R8G8B8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0xff000000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8R8G8B8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000000ff), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x0000ff00), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00ff0000), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xff000000), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_B8G8R8X8_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B8G8R8X8_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0x000000ff), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B8G8R8X8_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0x0000ff00), {1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B8G8R8X8_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0x00ff0000), {0.0, 1.0, 0.0, 1.0}}, + {PIPE_FORMAT_B8G8R8X8_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0xff000000), {0.0, 0.0, 1.0, 1.0}}, + {PIPE_FORMAT_B8G8R8X8_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, + +#if 0 + {PIPE_FORMAT_R8G8B8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_R8G8B8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000000ff), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_R8G8B8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x0000ff00), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_R8G8B8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00ff0000), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_R8G8B8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xff000000), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_R8G8B8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, +#endif + + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000000ff), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x0000ff00), {1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00ff0000), {0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xff000000), {0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_B8G8R8A8_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_L8_UNORM, PACKED_1x8(0xff), PACKED_1x8(0x00), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_L8_UNORM, PACKED_1x8(0xff), PACKED_1x8(0xff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A8_UNORM, PACKED_1x8(0xff), PACKED_1x8(0x00), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8_UNORM, PACKED_1x8(0xff), PACKED_1x8(0xff), {0.0, 0.0, 0.0, 1.0}}, + + {PIPE_FORMAT_I8_UNORM, PACKED_1x8(0xff), PACKED_1x8(0x00), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_I8_UNORM, PACKED_1x8(0xff), PACKED_1x8(0xff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A8L8_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8L8_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x00ff), {1.0, 1.0, 1.0, 0.0}}, + {PIPE_FORMAT_A8L8_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xff00), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_A8L8_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_L16_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), {0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_L16_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), {1.0, 1.0, 1.0, 1.0}}, + + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), { 0.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x0000007f), { 1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000081), {-1.0, 0.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00007f00), { 0.0, 1.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00008100), { 0.0, -1.0, 0.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x007f0000), { 0.0, 0.0, 1.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00810000), { 0.0, 0.0, -1.0, 0.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x7f000000), { 0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_A8B8G8R8_SNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x81000000), { 0.0, 0.0, 0.0, -1.0}}, + + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00000000), { 0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x0000007f), { 1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00000081), {-1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00007f00), { 0.0, 1.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00008100), { 0.0, -1.0, 0.0, 1.0}}, + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00ff0000), { 0.0, 0.0, 1.0, 1.0}}, + {PIPE_FORMAT_X8UB8UG8SR8S_NORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0xff000000), { 0.0, 0.0, 0.0, 1.0}}, + + {PIPE_FORMAT_B6UG5SR5S_NORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), { 0.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B6UG5SR5S_NORM, PACKED_1x16(0xffff), PACKED_1x16(0x000f), { 1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B6UG5SR5S_NORM, PACKED_1x16(0xffff), PACKED_1x16(0x0011), {-1.0, 0.0, 0.0, 1.0}}, + {PIPE_FORMAT_B6UG5SR5S_NORM, PACKED_1x16(0xffff), PACKED_1x16(0x01e0), { 0.0, 1.0, 0.0, 1.0}}, + {PIPE_FORMAT_B6UG5SR5S_NORM, PACKED_1x16(0xffff), PACKED_1x16(0x0220), { 0.0, -1.0, 0.0, 1.0}}, + {PIPE_FORMAT_B6UG5SR5S_NORM, PACKED_1x16(0xffff), PACKED_1x16(0xfc00), { 0.0, 0.0, 1.0, 1.0}}, +}; + + +static boolean +test_format_unpack(const struct util_format_test_case *test) +{ + float unpacked[4]; + unsigned i; + boolean success; + + util_format_unpack_4f(test->format, unpacked, test->packed); + + success = TRUE; + for (i = 0; i < 4; ++i) + if (test->unpacked[i] != unpacked[i]) + success = FALSE; + + if (!success) { + printf("FAILED: (%f %f %f %f) obtained\n", unpacked[0], unpacked[1], unpacked[2], unpacked[3]); + printf(" (%f %f %f %f) expected\n", test->unpacked[0], test->unpacked[1], test->unpacked[2], test->unpacked[3]); + } + + return success; +} + + +static boolean +test_format_pack(const struct util_format_test_case *test) +{ + uint8_t packed[MAX_PACKED_BYTES]; + unsigned i; + boolean success; + + memset(packed, 0, sizeof packed); + + util_format_pack_4f(test->format, packed, test->unpacked[0], test->unpacked[1], test->unpacked[2], test->unpacked[3]); + + success = TRUE; + for (i = 0; i < MAX_PACKED_BYTES; ++i) + if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i])) + success = FALSE; + + if (!success) { + printf("FAILED: (%02x %02x %02x %02x) obtained\n", packed[0], packed[1], packed[2], packed[3]); + printf(" (%02x %02x %02x %02x) expected\n", test->packed[0], test->packed[1], test->packed[2], test->packed[3]); + } + + return success; +} + + +static boolean +test_all(void) +{ + enum pipe_format last_format = PIPE_FORMAT_NONE; + unsigned i; + bool success = TRUE; + + for (i = 0; i < sizeof(test_cases)/sizeof(test_cases[0]); ++i) { + if (test_cases[i].format != last_format) { + const struct util_format_description *format_desc; + format_desc = util_format_description(test_cases[i].format); + fprintf(stderr, "Testing %s ...\n", format_desc->name); + last_format = test_cases[i].format; + } + + if (!test_format_pack(&test_cases[i])) + success = FALSE; + + if (!test_format_unpack(&test_cases[i])) + success = FALSE; + } + + return success; +} + + +int main(int argc, char **argv) +{ + boolean success; + + success = test_all(); + + return success ? 0 : 1; +} -- cgit v1.2.3