src/gallium/tests/unit/translate_test.c

   1 /**************************************************************************
   2  *
   3  * Copyright © 2010 Luca Barbieri
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  **************************************************************************/
  25
  26 #include <stdio.h>
  27 #include <translate/translate.h>
  28 #include <util/u_memory.h>
  29 #include <util/u_format.h>
  30 #include <util/u_cpu_detect.h>
  31 #include <rtasm/rtasm_cpu.h>
  32
  33 /* don't use this for serious use */
  34 static double rand_double()
  35 {
  36    const double rm = (double)RAND_MAX + 1;
  37    double div = 1;
  38    double v = 0;
  39    for(unsigned i = 0; i < 4; ++i)
  40    {
  41       div *= rm;
  42       v += (double)rand() / div;
  43    }
  44    return v;
  45 }
  46
  47 int main(int argc, char** argv)
  48 {
  49    struct translate *(*create_fn)(const struct translate_key *key) = 0;
  50
  51    struct translate_key key;
  52    unsigned output_format;
  53    unsigned input_format;
  54    unsigned buffer_size = 4096;
  55    unsigned char* buffer[5];
  56    unsigned char* byte_buffer;
  57    float* float_buffer;
  58    double* double_buffer;
  59    unsigned count = 4;
  60    unsigned i, j, k;
  61    unsigned passed = 0;
  62    unsigned total = 0;
  63    const float error = 0.03125;
  64
  65    create_fn = 0;
  66
  67    util_cpu_detect();
  68
  69    if(argc <= 1)
  70    {}
  71    else if (!strcmp(argv[1], "generic"))
  72       create_fn = translate_generic_create;
  73    else if (!strcmp(argv[1], "x86"))
  74       create_fn = translate_sse2_create;
  75    else if (!strcmp(argv[1], "nosse"))
  76    {
  77       util_cpu_caps.has_sse = 0;
  78       util_cpu_caps.has_sse2 = 0;
  79       util_cpu_caps.has_sse3 = 0;
  80       util_cpu_caps.has_sse4_1 = 0;
  81       create_fn = translate_sse2_create;
  82    }
  83    else if (!strcmp(argv[1], "sse"))
  84    {
  85       if(!util_cpu_caps.has_sse || !rtasm_cpu_has_sse())
  86       {
  87          printf("Error: CPU doesn't support SSE (test with qemu)\n");
  88          return 2;
  89       }
  90       util_cpu_caps.has_sse2 = 0;
  91       util_cpu_caps.has_sse3 = 0;
  92       util_cpu_caps.has_sse4_1 = 0;
  93       create_fn = translate_sse2_create;
  94    }
  95    else if (!strcmp(argv[1], "sse2"))
  96    {
  97       if(!util_cpu_caps.has_sse2 || !rtasm_cpu_has_sse())
  98       {
  99          printf("Error: CPU doesn't support SSE2 (test with qemu)\n");
 100          return 2;
 101       }
 102       util_cpu_caps.has_sse3 = 0;
 103       util_cpu_caps.has_sse4_1 = 0;
 104       create_fn = translate_sse2_create;
 105    }
 106    else if (!strcmp(argv[1], "sse3"))
 107    {
 108       if(!util_cpu_caps.has_sse3 || !rtasm_cpu_has_sse())
 109       {
 110          printf("Error: CPU doesn't support SSE3 (test with qemu)\n");
 111          return 2;
 112       }
 113       util_cpu_caps.has_sse4_1 = 0;
 114       create_fn = translate_sse2_create;
 115    }
 116    else if (!strcmp(argv[1], "sse4.1"))
 117    {
 118       if(!util_cpu_caps.has_sse4_1 || !rtasm_cpu_has_sse())
 119       {
 120          printf("Error: CPU doesn't support SSE4.1 (test with qemu)\n");
 121          return 2;
 122       }
 123       create_fn = translate_sse2_create;
 124    }
 125
 126    if (!create_fn)
 127    {
 128       printf("Usage: ./translate_test [generic|x86|nosse|sse|sse2|sse3|sse4.1]\n");
 129       return 2;
 130    }
 131
 132    for (i = 1; i < Elements(buffer); ++i)
 133       buffer[i] = align_malloc(buffer_size, 4096);
 134
 135    byte_buffer = align_malloc(buffer_size, 4096);
 136    float_buffer = align_malloc(buffer_size, 4096);
 137    double_buffer = align_malloc(buffer_size, 4096);
 138
 139    key.nr_elements = 1;
 140    key.element[0].input_buffer = 0;
 141    key.element[0].input_offset = 0;
 142    key.element[0].output_offset = 0;
 143    key.element[0].type = TRANSLATE_ELEMENT_NORMAL;
 144    key.element[0].instance_divisor = 0;
 145
 146    srand(4359025);
 147
 148    /* avoid negative values that work badly when converted to unsigned format*/
 149    for (i = 0; i < buffer_size; ++i)
 150       byte_buffer[i] = rand() & 0x7f7f7f7f;
 151
 152    for (i = 0; i < buffer_size / sizeof(float); ++i)
 153       float_buffer[i] = (float)rand_double();
 154
 155    for (i = 0; i < buffer_size / sizeof(double); ++i)
 156       double_buffer[i] = rand_double();
 157
 158    for (output_format = 1; output_format < PIPE_FORMAT_COUNT; ++output_format)
 159    {
 160       const struct util_format_description* output_format_desc = util_format_description(output_format);
 161       unsigned output_format_size;
 162       unsigned output_normalized = 0;
 163
 164       if (!output_format_desc
 165             || !output_format_desc->fetch_rgba_float
 166             || !output_format_desc->pack_rgba_float
 167             || output_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
 168             || output_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
 169             || !translate_is_output_format_supported(output_format))
 170          continue;
 171
 172       for(i = 0; i < output_format_desc->nr_channels; ++i)
 173       {
 174          if(output_format_desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT)
 175             output_normalized |= (1 << output_format_desc->channel[i].normalized);
 176       }
 177
 178       output_format_size = util_format_get_stride(output_format, 1);
 179
 180       for (input_format = 1; input_format < PIPE_FORMAT_COUNT; ++input_format)
 181       {
 182          const struct util_format_description* input_format_desc = util_format_description(input_format);
 183          unsigned input_format_size;
 184          struct translate* translate[2];
 185          unsigned fail = 0;
 186          unsigned used_generic = 0;
 187          unsigned input_normalized = 0;
 188          boolean input_is_float = FALSE;
 189
 190          if (!input_format_desc
 191                || !input_format_desc->fetch_rgba_float
 192                || !input_format_desc->pack_rgba_float
 193                || input_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
 194                || input_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
 195                || !translate_is_output_format_supported(input_format))
 196             continue;
 197
 198          input_format_size = util_format_get_stride(input_format, 1);
 199
 200          for(i = 0; i < input_format_desc->nr_channels; ++i)
 201          {
 202             if(input_format_desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT)
 203             {
 204                input_is_float = 1;
 205                input_normalized |= 1 << 1;
 206             }
 207             else
 208                input_normalized |= (1 << input_format_desc->channel[i].normalized);
 209          }
 210
 211          if(((input_normalized | output_normalized) == 3)
 212                || ((input_normalized & 1) && (output_normalized & 1)
 213                      && input_format_size * output_format_desc->nr_channels > output_format_size * input_format_desc->nr_channels))
 214             continue;
 215
 216          key.element[0].input_format = input_format;
 217          key.element[0].output_format = output_format;
 218          key.output_stride = output_format_size;
 219          translate[0] = create_fn(&key);
 220          if (!translate[0])
 221             continue;
 222
 223          key.element[0].input_format = output_format;
 224          key.element[0].output_format = input_format;
 225          key.output_stride = input_format_size;
 226          translate[1] = create_fn(&key);
 227          if(!translate[1])
 228          {
 229             used_generic = 1;
 230             translate[1] = translate_generic_create(&key);
 231             if(!translate[1])
 232                continue;
 233          }
 234
 235          for(i = 1; i < 5; ++i)
 236             memset(buffer[i], 0xcd - (0x22 * i), 4096);
 237
 238          if(input_is_float && input_format_desc->channel[0].size == 32)
 239             buffer[0] = (unsigned char*)float_buffer;
 240          else if(input_is_float && input_format_desc->channel[0].size == 64)
 241             buffer[0] = (unsigned char*)double_buffer;
 242          else if(input_is_float)
 243             abort();
 244          else
 245             buffer[0] = byte_buffer;
 246
 247          translate[0]->set_buffer(translate[0], 0, buffer[0], input_format_size, ~0);
 248          translate[0]->run(translate[0], 0, count, 0, buffer[1]);
 249          translate[1]->set_buffer(translate[1], 0, buffer[1], output_format_size, ~0);
 250          translate[1]->run(translate[1], 0, count, 0, buffer[2]);
 251          translate[0]->set_buffer(translate[0], 0, buffer[2], input_format_size, ~0);
 252          translate[0]->run(translate[0], 0, count, 0, buffer[3]);
 253          translate[1]->set_buffer(translate[1], 0, buffer[3], output_format_size, ~0);
 254          translate[1]->run(translate[1], 0, count, 0, buffer[4]);
 255
 256          for (i = 0; i < count; ++i)
 257          {
 258             float a[4];
 259             float b[4];
 260             input_format_desc->fetch_rgba_float(a, buffer[2] + i * input_format_size, 0, 0);
 261             input_format_desc->fetch_rgba_float(b, buffer[4] + i * input_format_size, 0, 0);
 262
 263             for (j = 0; j < count; ++j)
 264             {
 265                float d = a[j] - b[j];
 266                if (d > error || d < -error)
 267                {
 268                   fail = 1;
 269                   break;
 270                }
 271             }
 272          }
 273
 274          printf("%s%s: %s -> %s -> %s -> %s -> %s\n",
 275                fail ? "FAIL" : "PASS",
 276                used_generic ? "[GENERIC]" : "",
 277                input_format_desc->name, output_format_desc->name, input_format_desc->name, output_format_desc->name, input_format_desc->name);
 278
 279          if (1)
 280          {
 281             for (i = 0; i < Elements(buffer); ++i)
 282             {
 283                unsigned format_size = (i & 1) ? output_format_size : input_format_size;
 284                printf("%c ", (i == 2 || i == 4) ? '*' : ' ');
 285                for (j = 0; j < count; ++j)
 286                {
 287                   for (k = 0; k < format_size; ++k)
 288                   {
 289                      printf("%02x", buffer[i][j * format_size + k]);
 290                   }
 291                   printf(" ");
 292                }
 293                printf("\n");
 294             }
 295          }
 296
 297          if (!fail)
 298             ++passed;
 299          ++total;
 300
 301          if(translate[1])
 302             translate[1]->release(translate[1]);
 303          translate[0]->release(translate[0]);
 304       }
 305    }
 306
 307    printf("%u/%u tests passed for translate_%s\n", passed, total, argv[1]);
 308    return passed != total;
 309 }