/************************************************************************** * * 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 #include "util/u_half.h" #include "util/u_format.h" #include "util/u_format_tests.h" #include "util/u_format_s3tc.h" static boolean compare_float(float x, float y) { float error = y - x; if (error < 0.0f) error = -error; if (error > FLT_EPSILON) { return FALSE; } return TRUE; } static void print_packed(const struct util_format_description *format_desc, const char *prefix, const uint8_t *packed, const char *suffix) { unsigned i; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.bits/8; ++i) { printf("%s%02x", sep, packed[i]); sep = " "; } printf("%s", suffix); fflush(stdout); } static void print_unpacked_rgba_doubl(const struct util_format_description *format_desc, const char *prefix, const double unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4], const char *suffix) { unsigned i, j; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { printf("%s{%f, %f, %f, %f}", sep, unpacked[i][j][0], unpacked[i][j][1], unpacked[i][j][2], unpacked[i][j][3]); sep = ", "; } sep = ",\n"; } printf("%s", suffix); fflush(stdout); } static void print_unpacked_rgba_float(const struct util_format_description *format_desc, const char *prefix, float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4], const char *suffix) { unsigned i, j; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { printf("%s{%f, %f, %f, %f}", sep, unpacked[i][j][0], unpacked[i][j][1], unpacked[i][j][2], unpacked[i][j][3]); sep = ", "; } sep = ",\n"; } printf("%s", suffix); fflush(stdout); } static void print_unpacked_rgba_8unorm(const struct util_format_description *format_desc, const char *prefix, uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4], const char *suffix) { unsigned i, j; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { printf("%s{0x%02x, 0x%02x, 0x%02x, 0x%02x}", sep, unpacked[i][j][0], unpacked[i][j][1], unpacked[i][j][2], unpacked[i][j][3]); sep = ", "; } } printf("%s", suffix); fflush(stdout); } static void print_unpacked_z_float(const struct util_format_description *format_desc, const char *prefix, float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH], const char *suffix) { unsigned i, j; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { printf("%s%f", sep, unpacked[i][j]); sep = ", "; } sep = ",\n"; } printf("%s", suffix); fflush(stdout); } static void print_unpacked_z_32unorm(const struct util_format_description *format_desc, const char *prefix, uint32_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH], const char *suffix) { unsigned i, j; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { printf("%s0x%08x", sep, unpacked[i][j]); sep = ", "; } } printf("%s", suffix); fflush(stdout); } static void print_unpacked_s_8uint(const struct util_format_description *format_desc, const char *prefix, uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH], const char *suffix) { unsigned i, j; const char *sep = ""; printf("%s", prefix); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { printf("%s0x%02x", sep, unpacked[i][j]); sep = ", "; } } printf("%s", suffix); fflush(stdout); } static boolean test_format_fetch_rgba_float(const struct util_format_description *format_desc, const struct util_format_test_case *test) { float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } }; unsigned i, j, k; boolean success; success = TRUE; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { format_desc->fetch_rgba_float(unpacked[i][j], test->packed, j, i); for (k = 0; k < 4; ++k) { if (!compare_float(test->unpacked[i][j][k], unpacked[i][j][k])) { success = FALSE; } } } } /* Ignore S3TC errors */ if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { success = TRUE; } if (!success) { print_unpacked_rgba_float(format_desc, "FAILED: ", unpacked, " obtained\n"); print_unpacked_rgba_doubl(format_desc, " ", test->unpacked, " expected\n"); } return success; } static boolean test_format_unpack_rgba_float(const struct util_format_description *format_desc, const struct util_format_test_case *test) { float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } }; unsigned i, j, k; boolean success; format_desc->unpack_rgba_float(&unpacked[0][0][0], sizeof unpacked[0], test->packed, 0, format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { for (k = 0; k < 4; ++k) { if (!compare_float(test->unpacked[i][j][k], unpacked[i][j][k])) { success = FALSE; } } } } /* Ignore S3TC errors */ if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { success = TRUE; } if (!success) { print_unpacked_rgba_float(format_desc, "FAILED: ", unpacked, " obtained\n"); print_unpacked_rgba_doubl(format_desc, " ", test->unpacked, " expected\n"); } return success; } static boolean test_format_pack_rgba_float(const struct util_format_description *format_desc, const struct util_format_test_case *test) { float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4]; uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES]; unsigned i, j, k; boolean success; if (test->format == PIPE_FORMAT_DXT1_RGBA) { /* * Skip S3TC as packed representation is not canonical. * * TODO: Do a round trip conversion. */ return TRUE; } memset(packed, 0, sizeof packed); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { for (k = 0; k < 4; ++k) { unpacked[i][j][k] = (float) test->unpacked[i][j][k]; } } } format_desc->pack_rgba_float(packed, 0, &unpacked[0][0][0], sizeof unpacked[0], format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.bits/8; ++i) { if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i])) success = FALSE; } /* Ignore NaN */ if (util_is_double_nan(test->unpacked[0][0][0])) success = TRUE; /* Ignore S3TC errors */ if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { success = TRUE; } if (!success) { print_packed(format_desc, "FAILED: ", packed, " obtained\n"); print_packed(format_desc, " ", test->packed, " expected\n"); } return success; } static boolean convert_float_to_8unorm(uint8_t *dst, const double *src) { unsigned i; boolean accurate = TRUE; for (i = 0; i < UTIL_FORMAT_MAX_UNPACKED_HEIGHT*UTIL_FORMAT_MAX_UNPACKED_WIDTH*4; ++i) { if (src[i] < 0.0) { accurate = FALSE; dst[i] = 0; } else if (src[i] > 1.0) { accurate = FALSE; dst[i] = 255; } else { dst[i] = src[i] * 255.0; } } return accurate; } static boolean test_format_unpack_rgba_8unorm(const struct util_format_description *format_desc, const struct util_format_test_case *test) { uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } }; uint8_t expected[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4] = { { { 0 } } }; unsigned i, j, k; boolean success; format_desc->unpack_rgba_8unorm(&unpacked[0][0][0], sizeof unpacked[0], test->packed, 0, format_desc->block.width, format_desc->block.height); convert_float_to_8unorm(&expected[0][0][0], &test->unpacked[0][0][0]); success = TRUE; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { for (k = 0; k < 4; ++k) { if (expected[i][j][k] != unpacked[i][j][k]) { success = FALSE; } } } } /* Ignore NaN */ if (util_is_double_nan(test->unpacked[0][0][0])) success = TRUE; /* Ignore S3TC errors */ if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { success = TRUE; } if (!success) { print_unpacked_rgba_8unorm(format_desc, "FAILED: ", unpacked, " obtained\n"); print_unpacked_rgba_8unorm(format_desc, " ", expected, " expected\n"); } return success; } static boolean test_format_pack_rgba_8unorm(const struct util_format_description *format_desc, const struct util_format_test_case *test) { uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH][4]; uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES]; unsigned i; boolean success; if (test->format == PIPE_FORMAT_DXT1_RGBA) { /* * Skip S3TC as packed representation is not canonical. * * TODO: Do a round trip conversion. */ return TRUE; } if (!convert_float_to_8unorm(&unpacked[0][0][0], &test->unpacked[0][0][0])) { /* * Skip test cases which cannot be represented by four unorm bytes. */ return TRUE; } memset(packed, 0, sizeof packed); format_desc->pack_rgba_8unorm(packed, 0, &unpacked[0][0][0], sizeof unpacked[0], format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.bits/8; ++i) if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i])) success = FALSE; /* Ignore NaN */ if (util_is_double_nan(test->unpacked[0][0][0])) success = TRUE; /* Ignore failure cases due to unorm8 format */ if (test->unpacked[0][0][0] > 1.0f || test->unpacked[0][0][0] < 0.0f) success = TRUE; /* Multiple of 255 */ if ((test->unpacked[0][0][0] * 255.0) != (int)(test->unpacked[0][0][0] * 255.0)) success = TRUE; /* Ignore S3TC errors */ if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { success = TRUE; } if (!success) { print_packed(format_desc, "FAILED: ", packed, " obtained\n"); print_packed(format_desc, " ", test->packed, " expected\n"); } return success; } static boolean test_format_unpack_z_float(const struct util_format_description *format_desc, const struct util_format_test_case *test) { float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } }; unsigned i, j; boolean success; format_desc->unpack_z_float(&unpacked[0][0], sizeof unpacked[0], test->packed, 0, format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { if (!compare_float(test->unpacked[i][j][0], unpacked[i][j])) { success = FALSE; } } } if (!success) { print_unpacked_z_float(format_desc, "FAILED: ", unpacked, " obtained\n"); print_unpacked_rgba_doubl(format_desc, " ", test->unpacked, " expected\n"); } return success; } static boolean test_format_pack_z_float(const struct util_format_description *format_desc, const struct util_format_test_case *test) { float unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH]; uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES]; unsigned i, j; boolean success; memset(packed, 0, sizeof packed); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { unpacked[i][j] = (float) test->unpacked[i][j][0]; if (test->unpacked[i][j][1]) { return TRUE; } } } format_desc->pack_z_float(packed, 0, &unpacked[0][0], sizeof unpacked[0], format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.bits/8; ++i) if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i])) success = FALSE; if (!success) { print_packed(format_desc, "FAILED: ", packed, " obtained\n"); print_packed(format_desc, " ", test->packed, " expected\n"); } return success; } static boolean test_format_unpack_z_32unorm(const struct util_format_description *format_desc, const struct util_format_test_case *test) { uint32_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } }; uint32_t expected[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } }; unsigned i, j; boolean success; format_desc->unpack_z_32unorm(&unpacked[0][0], sizeof unpacked[0], test->packed, 0, format_desc->block.width, format_desc->block.height); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { expected[i][j] = test->unpacked[i][j][0] * 0xffffffff; } } success = TRUE; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { if (expected[i][j] != unpacked[i][j]) { success = FALSE; } } } if (!success) { print_unpacked_z_32unorm(format_desc, "FAILED: ", unpacked, " obtained\n"); print_unpacked_z_32unorm(format_desc, " ", expected, " expected\n"); } return success; } static boolean test_format_pack_z_32unorm(const struct util_format_description *format_desc, const struct util_format_test_case *test) { uint32_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH]; uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES]; unsigned i, j; boolean success; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { unpacked[i][j] = test->unpacked[i][j][0] * 0xffffffff; if (test->unpacked[i][j][1]) { return TRUE; } } } memset(packed, 0, sizeof packed); format_desc->pack_z_32unorm(packed, 0, &unpacked[0][0], sizeof unpacked[0], format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.bits/8; ++i) if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i])) success = FALSE; if (!success) { print_packed(format_desc, "FAILED: ", packed, " obtained\n"); print_packed(format_desc, " ", test->packed, " expected\n"); } return success; } static boolean test_format_unpack_s_8uint(const struct util_format_description *format_desc, const struct util_format_test_case *test) { uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } }; uint8_t expected[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH] = { { 0 } }; unsigned i, j; boolean success; format_desc->unpack_s_8uint(&unpacked[0][0], sizeof unpacked[0], test->packed, 0, format_desc->block.width, format_desc->block.height); for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { expected[i][j] = test->unpacked[i][j][1]; } } success = TRUE; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { if (expected[i][j] != unpacked[i][j]) { success = FALSE; } } } if (!success) { print_unpacked_s_8uint(format_desc, "FAILED: ", unpacked, " obtained\n"); print_unpacked_s_8uint(format_desc, " ", expected, " expected\n"); } return success; } static boolean test_format_pack_s_8uint(const struct util_format_description *format_desc, const struct util_format_test_case *test) { uint8_t unpacked[UTIL_FORMAT_MAX_UNPACKED_HEIGHT][UTIL_FORMAT_MAX_UNPACKED_WIDTH]; uint8_t packed[UTIL_FORMAT_MAX_PACKED_BYTES]; unsigned i, j; boolean success; for (i = 0; i < format_desc->block.height; ++i) { for (j = 0; j < format_desc->block.width; ++j) { unpacked[i][j] = test->unpacked[i][j][1]; if (test->unpacked[i][j][0]) { return TRUE; } } } memset(packed, 0, sizeof packed); format_desc->pack_s_8uint(packed, 0, &unpacked[0][0], sizeof unpacked[0], format_desc->block.width, format_desc->block.height); success = TRUE; for (i = 0; i < format_desc->block.bits/8; ++i) if ((test->packed[i] & test->mask[i]) != (packed[i] & test->mask[i])) success = FALSE; if (!success) { print_packed(format_desc, "FAILED: ", packed, " obtained\n"); print_packed(format_desc, " ", test->packed, " expected\n"); } return success; } typedef boolean (*test_func_t)(const struct util_format_description *format_desc, const struct util_format_test_case *test); static boolean test_one_func(const struct util_format_description *format_desc, test_func_t func, const char *suffix) { unsigned i; boolean success = TRUE; printf("Testing util_format_%s_%s ...\n", format_desc->short_name, suffix); fflush(stdout); for (i = 0; i < util_format_nr_test_cases; ++i) { const struct util_format_test_case *test = &util_format_test_cases[i]; if (test->format == format_desc->format) { if (!func(format_desc, &util_format_test_cases[i])) { success = FALSE; } } } return success; } static boolean test_all(void) { enum pipe_format format; boolean success = TRUE; for (format = 1; format < PIPE_FORMAT_COUNT; ++format) { const struct util_format_description *format_desc; format_desc = util_format_description(format); if (!format_desc) { continue; } assert(format_desc->block.bits <= UTIL_FORMAT_MAX_PACKED_BYTES * 8); assert(format_desc->block.height <= UTIL_FORMAT_MAX_UNPACKED_HEIGHT); assert(format_desc->block.width <= UTIL_FORMAT_MAX_UNPACKED_WIDTH); # define TEST_ONE_FUNC(name) \ if (format_desc->name) { \ if (!test_one_func(format_desc, &test_format_##name, #name)) { \ success = FALSE; \ } \ } TEST_ONE_FUNC(fetch_rgba_float); TEST_ONE_FUNC(pack_rgba_float); TEST_ONE_FUNC(unpack_rgba_float); TEST_ONE_FUNC(pack_rgba_8unorm); TEST_ONE_FUNC(unpack_rgba_8unorm); TEST_ONE_FUNC(unpack_z_32unorm); TEST_ONE_FUNC(pack_z_32unorm); TEST_ONE_FUNC(unpack_z_float); TEST_ONE_FUNC(pack_z_float); TEST_ONE_FUNC(unpack_s_8uint); TEST_ONE_FUNC(pack_s_8uint); # undef TEST_ONE_FUNC } return success; } int main(int argc, char **argv) { boolean success; success = test_all(); return success ? 0 : 1; }