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translate: add testsuite
Currently only checks all possible format conversions, and doesn't attempt to test whether multiple buffers/elements or indices work.
This commit is contained in:
Luca Barbieri
parent
16b45ca7ce
commit
945e38c73b
2 changed files with 172 additions and 1 deletions
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@ -22,7 +22,8 @@ SOURCES = \
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pipe_barrier_test.c \
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u_cache_test.c \
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u_half_test.c \
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u_format_test.c
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u_format_test.c \
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translate_test.c
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OBJECTS = $(SOURCES:.c=.o)
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170
src/gallium/tests/unit/translate_test.c
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170
src/gallium/tests/unit/translate_test.c
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@ -0,0 +1,170 @@
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/**************************************************************************
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*
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* Copyright © 2010 Luca Barbieri
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include <stdio.h>
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#include <translate/translate.h>
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#include <util/u_memory.h>
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#include <util/u_format.h>
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int main(int argc, char** argv)
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{
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struct translate *(*create_fn)( const struct translate_key *key ) = 0;
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struct translate_key key;
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unsigned output_format;
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unsigned input_format;
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unsigned char* buffer[5];
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unsigned count = 4;
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unsigned i, j, k;
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unsigned passed = 0;
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unsigned total = 0;
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create_fn = 0;
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if(argc > 1 && !strcmp(argv[1], "generic"))
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create_fn = translate_generic_create;
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else if(argc > 1 && !strcmp(argv[1], "x86"))
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create_fn = translate_sse2_create;
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if(!create_fn)
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{
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printf("Usage: ./translate_test [generic|x86]\n");
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return 1;
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}
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for(i = 0; i < Elements(buffer); ++i)
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buffer[i] = align_malloc(4096, 4096);
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key.nr_elements = 1;
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key.element[0].input_buffer = 0;
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key.element[0].input_offset = 0;
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key.element[0].output_offset = 0;
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key.element[0].type = TRANSLATE_ELEMENT_NORMAL;
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key.element[0].instance_divisor = 0;
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srand(4359025);
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for(i = 0; i < 4096; ++i)
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buffer[0][i] = rand() & 0x7f; /* avoid negative values that work badly when converted to unsigned format*/
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for(output_format = 0; output_format < PIPE_FORMAT_COUNT; ++output_format)
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{
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const struct util_format_description* output_format_desc = util_format_description(output_format);
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unsigned output_format_size = util_format_get_stride(output_format, 1);
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if(!output_format_desc
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|| !output_format_desc->fetch_rgba_float
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|| !output_format_desc->pack_rgba_float
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|| output_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
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|| output_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
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)
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continue;
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for(input_format = 0; input_format < PIPE_FORMAT_COUNT; ++input_format)
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{
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const struct util_format_description* input_format_desc = util_format_description(input_format);
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unsigned input_format_size = util_format_get_stride(input_format, 1);
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struct translate* translate[2];
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unsigned fail = 0;
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if(!input_format_desc
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|| !input_format_desc->fetch_rgba_float
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|| !input_format_desc->pack_rgba_float
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|| input_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
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|| input_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
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)
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continue;
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key.element[0].input_format = input_format;
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key.element[0].output_format = output_format;
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key.output_stride = output_format_size;
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translate[0] = create_fn(&key);
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if(!translate[0])
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continue;
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key.element[0].input_format = output_format;
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key.element[0].output_format = input_format;
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key.output_stride = input_format_size;
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translate[1] = create_fn(&key);
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if(!translate[1])
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goto free_translate0;
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translate[0]->set_buffer(translate[0], 0, buffer[0], input_format_size, ~0);
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translate[0]->run(translate[0], 0, count, 0, buffer[1]);
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translate[1]->set_buffer(translate[1], 0, buffer[1], output_format_size, ~0);
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translate[1]->run(translate[1], 0, count, 0, buffer[2]);
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translate[0]->set_buffer(translate[0], 0, buffer[2], input_format_size, ~0);
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translate[0]->run(translate[0], 0, count, 0, buffer[3]);
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translate[1]->set_buffer(translate[1], 0, buffer[3], output_format_size, ~0);
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translate[1]->run(translate[1], 0, count, 0, buffer[4]);
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for(i = 0; i < count; ++i)
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{
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float a[4];
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float b[4];
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float error = 0.03125;
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input_format_desc->fetch_rgba_float(a, buffer[2] + i * input_format_size, 0, 0);
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input_format_desc->fetch_rgba_float(b, buffer[4] + i * input_format_size, 0, 0);
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for(j = 0; j < count; ++j)
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{
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float d = a[j] - b[j];
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if(d > error || d < -error)
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{
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fail = 1;
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break;
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}
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}
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}
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if(fail)
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{
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printf("FAIL: %s -> %s -> %s -> %s -> %s\n", input_format_desc->name, output_format_desc->name, input_format_desc->name, output_format_desc->name, input_format_desc->name);
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for(i = 0; i < Elements(buffer); ++i)
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{
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unsigned format_size = (i & 1) ? output_format_size : input_format_size;
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printf("%c ", (i == 2 || i == 4) ? '*' : ' ');
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for(j = 0; j < count; ++j)
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{
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for(k = 0; k < format_size; ++k)
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{
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printf("%02x", buffer[i][j * format_size + k]);
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}
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printf(" ");
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}
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printf("\n");
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}
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}
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else
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++passed;
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++total;
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translate[1]->release(translate[1]);
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free_translate0:
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translate[0]->release(translate[0]);
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}
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}
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printf("%u/%u tests passed for translate_%s\n", passed, total, argv[1]);
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return 0;
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}
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