873 lines
17 KiB
C
873 lines
17 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include "utils.h"
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#include <sys/types.h>
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#if 0
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#define fence_malloc malloc
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#define fence_free free
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#define make_random_bytes malloc
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#endif
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static const pixman_format_code_t image_formats[] =
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{
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PIXMAN_a8r8g8b8,
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PIXMAN_x8r8g8b8,
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PIXMAN_r5g6b5,
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PIXMAN_r3g3b2,
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PIXMAN_a8,
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PIXMAN_a8b8g8r8,
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PIXMAN_x8b8g8r8,
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PIXMAN_b8g8r8a8,
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PIXMAN_b8g8r8x8,
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PIXMAN_r8g8b8a8,
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PIXMAN_r8g8b8x8,
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PIXMAN_x14r6g6b6,
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PIXMAN_r8g8b8,
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PIXMAN_b8g8r8,
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PIXMAN_r5g6b5,
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PIXMAN_b5g6r5,
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PIXMAN_x2r10g10b10,
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PIXMAN_a2r10g10b10,
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PIXMAN_x2b10g10r10,
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PIXMAN_a2b10g10r10,
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PIXMAN_a1r5g5b5,
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PIXMAN_x1r5g5b5,
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PIXMAN_a1b5g5r5,
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PIXMAN_x1b5g5r5,
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PIXMAN_a4r4g4b4,
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PIXMAN_x4r4g4b4,
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PIXMAN_a4b4g4r4,
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PIXMAN_x4b4g4r4,
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PIXMAN_a8,
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PIXMAN_r3g3b2,
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PIXMAN_b2g3r3,
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PIXMAN_a2r2g2b2,
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PIXMAN_a2b2g2r2,
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PIXMAN_c8,
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PIXMAN_g8,
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PIXMAN_x4c4,
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PIXMAN_x4g4,
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PIXMAN_c4,
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PIXMAN_g4,
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PIXMAN_g1,
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PIXMAN_x4a4,
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PIXMAN_a4,
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PIXMAN_r1g2b1,
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PIXMAN_b1g2r1,
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PIXMAN_a1r1g1b1,
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PIXMAN_a1b1g1r1,
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PIXMAN_a1
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};
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static pixman_filter_t filters[] =
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{
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PIXMAN_FILTER_NEAREST,
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PIXMAN_FILTER_BILINEAR,
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PIXMAN_FILTER_FAST,
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PIXMAN_FILTER_GOOD,
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PIXMAN_FILTER_BEST,
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PIXMAN_FILTER_CONVOLUTION
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};
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static int
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get_size (void)
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{
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switch (lcg_rand_n (28))
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{
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case 0:
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return 1;
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case 1:
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return 2;
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default:
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case 2:
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return lcg_rand_n (200);
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case 4:
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return lcg_rand_n (2000) + 1000;
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case 5:
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return 65535;
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case 6:
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return 65536;
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case 7:
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return lcg_rand_N (64000) + 63000;
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}
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}
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static void
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destroy (pixman_image_t *image, void *data)
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{
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if (image->type == BITS && image->bits.free_me != image->bits.bits)
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{
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uint32_t *bits;
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if (image->bits.bits != (void *)0x01)
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{
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bits = image->bits.bits;
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if (image->bits.rowstride < 0)
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bits -= (- image->bits.rowstride * (image->bits.height - 1));
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fence_free (bits);
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}
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}
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free (data);
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}
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static uint32_t
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real_reader (const void *src, int size)
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{
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switch (size)
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{
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case 1:
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return *(uint8_t *)src;
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case 2:
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return *(uint16_t *)src;
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case 4:
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return *(uint32_t *)src;
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default:
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assert (0);
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return 0; /* silence MSVC */
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}
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}
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static void
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real_writer (void *src, uint32_t value, int size)
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{
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switch (size)
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{
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case 1:
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*(uint8_t *)src = value;
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break;
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case 2:
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*(uint16_t *)src = value;
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break;
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case 4:
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*(uint32_t *)src = value;
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break;
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default:
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assert (0);
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break;
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}
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}
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static uint32_t
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fake_reader (const void *src, int size)
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{
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uint32_t r = lcg_rand_u32 ();
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assert (size == 1 || size == 2 || size == 4);
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return r >> (32 - (size * 8));
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}
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static void
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fake_writer (void *src, uint32_t value, int size)
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{
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assert (size == 1 || size == 2 || size == 4);
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}
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static int32_t
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log_rand (void)
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{
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uint32_t mask;
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mask = (1 << lcg_rand_n (31)) - 1;
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return (lcg_rand () & mask) - (mask >> 1);
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}
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static pixman_image_t *
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create_random_bits_image (void)
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{
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pixman_format_code_t format;
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pixman_indexed_t *indexed;
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pixman_image_t *image;
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int width, height, stride;
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uint32_t *bits;
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pixman_read_memory_func_t read_func = NULL;
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pixman_write_memory_func_t write_func = NULL;
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pixman_filter_t filter;
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pixman_fixed_t *coefficients = NULL;
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int n_coefficients = 0;
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/* format */
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format = image_formats[lcg_rand_n (ARRAY_LENGTH (image_formats))];
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indexed = NULL;
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if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR)
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{
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indexed = malloc (sizeof (pixman_indexed_t));
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initialize_palette (indexed, PIXMAN_FORMAT_BPP (format), TRUE);
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}
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else if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY)
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{
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indexed = malloc (sizeof (pixman_indexed_t));
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initialize_palette (indexed, PIXMAN_FORMAT_BPP (format), FALSE);
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}
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else
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{
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indexed = NULL;
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}
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/* size */
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width = get_size ();
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height = get_size ();
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if ((uint64_t)width * height > 200000)
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{
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if (lcg_rand_n(2) == 0)
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height = 200000 / width;
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else
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width = 200000 / height;
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}
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if (height == 0)
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height = 1;
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if (width == 0)
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width = 1;
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/* bits */
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switch (lcg_rand_n (7))
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{
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default:
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case 0:
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stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
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stride = (stride + 3) & (~3);
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bits = (uint32_t *)make_random_bytes (height * stride);
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break;
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case 1:
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stride = 0;
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bits = NULL;
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break;
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case 2: /* Zero-filled */
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stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
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stride = (stride + 3) & (~3);
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bits = fence_malloc (height * stride);
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if (!bits)
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return NULL;
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memset (bits, 0, height * stride);
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break;
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case 3: /* Filled with 0xFF */
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stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
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stride = (stride + 3) & (~3);
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bits = fence_malloc (height * stride);
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if (!bits)
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return NULL;
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memset (bits, 0xff, height * stride);
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break;
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case 4: /* bits is a bad pointer, has read/write functions */
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stride = 232;
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bits = (void *)0x01;
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read_func = fake_reader;
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write_func = fake_writer;
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break;
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case 5: /* bits is a real pointer, has read/write functions */
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stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
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stride = (stride + 3) & (~3);
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bits = fence_malloc (height * stride);
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if (!bits)
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return NULL;
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memset (bits, 0xff, height * stride);
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read_func = real_reader;
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write_func = real_writer;
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break;
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case 6: /* bits is a real pointer, stride is negative */
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stride = (width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17));
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stride = (stride + 3) & (~3);
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bits = (uint32_t *)make_random_bytes (height * stride);
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if (!bits)
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return NULL;
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bits += ((height - 1) * stride) / 4;
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stride = - stride;
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break;
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}
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/* Filter */
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filter = filters[lcg_rand_n (ARRAY_LENGTH (filters))];
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if (filter == PIXMAN_FILTER_CONVOLUTION)
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{
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int width = lcg_rand_n (17);
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int height = lcg_rand_n (19);
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n_coefficients = width * height + 2;
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coefficients = malloc (n_coefficients * sizeof (pixman_fixed_t));
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if (coefficients)
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{
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int i;
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for (i = 0; i < width * height; ++i)
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coefficients[i + 2] = lcg_rand_u32();
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coefficients[0] = width << 16;
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coefficients[1] = height << 16;
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}
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else
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{
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filter = PIXMAN_FILTER_BEST;
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}
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}
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/* Finally create the image */
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image = pixman_image_create_bits (format, width, height, bits, stride);
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if (!image)
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return NULL;
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pixman_image_set_indexed (image, indexed);
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pixman_image_set_destroy_function (image, destroy, indexed);
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pixman_image_set_accessors (image, read_func, write_func);
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pixman_image_set_filter (image, filter, coefficients, n_coefficients);
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return image;
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}
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static pixman_repeat_t repeats[] =
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{
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PIXMAN_REPEAT_NONE,
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PIXMAN_REPEAT_NORMAL,
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PIXMAN_REPEAT_REFLECT,
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PIXMAN_REPEAT_PAD
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};
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static uint32_t
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absolute (int32_t i)
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{
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return i < 0? -i : i;
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}
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static void
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set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
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{
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pixman_repeat_t repeat;
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/* Set properties that are generic to all images */
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/* Repeat */
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repeat = repeats[lcg_rand_n (ARRAY_LENGTH (repeats))];
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pixman_image_set_repeat (image, repeat);
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/* Alpha map */
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if (allow_alpha_map && lcg_rand_n (3) == 0)
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{
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pixman_image_t *alpha_map;
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int16_t x, y;
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alpha_map = create_random_bits_image ();
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if (alpha_map)
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{
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set_general_properties (alpha_map, FALSE);
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x = lcg_rand_N (100000) - 65536;
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y = lcg_rand_N (100000) - 65536;
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pixman_image_set_alpha_map (image, alpha_map, x, y);
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pixman_image_unref (alpha_map);
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}
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}
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/* Component alpha */
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pixman_image_set_component_alpha (image, lcg_rand_n (3) == 0);
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/* Clip region */
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if (lcg_rand_n (8) != 0)
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{
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pixman_region32_t region;
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int i, n_rects;
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pixman_region32_init (®ion);
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switch (lcg_rand_n (10))
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{
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case 0:
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n_rects = 0;
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break;
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case 1: case 2: case 3:
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n_rects = 1;
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break;
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case 4: case 5:
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n_rects = 2;
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break;
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case 6: case 7:
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n_rects = 3;
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break;
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default:
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n_rects = lcg_rand_n (100);
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break;
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}
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for (i = 0; i < n_rects; ++i)
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{
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uint32_t width, height;
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int x, y;
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x = log_rand();
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y = log_rand();
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width = absolute (log_rand ()) + 1;
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height = absolute (log_rand ()) + 1;
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pixman_region32_union_rect (
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®ion, ®ion, x, y, width, height);
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}
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pixman_image_set_clip_region32 (image, ®ion);
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pixman_region32_fini (®ion);
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}
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/* Whether source clipping is enabled */
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pixman_image_set_source_clipping (image, !!lcg_rand_n (2));
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/* Client clip */
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pixman_image_set_has_client_clip (image, !!lcg_rand_n (2));
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/* Transform */
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if (lcg_rand_n (5) < 2)
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{
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pixman_transform_t xform;
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int i, j, k;
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uint32_t tx, ty, sx, sy;
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uint32_t c, s;
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memset (&xform, 0, sizeof xform);
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xform.matrix[0][0] = pixman_fixed_1;
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xform.matrix[1][1] = pixman_fixed_1;
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xform.matrix[2][2] = pixman_fixed_1;
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for (k = 0; k < 3; ++k)
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{
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switch (lcg_rand_n (4))
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{
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case 0:
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/* rotation */
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c = lcg_rand_N (2 * 65536) - 65536;
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s = lcg_rand_N (2 * 65536) - 65536;
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pixman_transform_rotate (&xform, NULL, c, s);
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break;
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case 1:
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/* translation */
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tx = lcg_rand_u32();
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ty = lcg_rand_u32();
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pixman_transform_translate (&xform, NULL, tx, ty);
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break;
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case 2:
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/* scale */
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sx = lcg_rand_u32();
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sy = lcg_rand_u32();
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pixman_transform_scale (&xform, NULL, sx, sy);
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break;
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case 3:
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if (lcg_rand_n (16) == 0)
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{
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/* random */
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for (i = 0; i < 3; ++i)
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for (j = 0; j < 3; ++j)
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xform.matrix[i][j] = lcg_rand_u32();
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break;
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}
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else if (lcg_rand_n (16) == 0)
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{
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/* zero */
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memset (&xform, 0, sizeof xform);
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}
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break;
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}
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}
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pixman_image_set_transform (image, &xform);
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}
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}
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static pixman_color_t
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random_color (void)
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{
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pixman_color_t color =
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{
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lcg_rand() & 0xffff,
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lcg_rand() & 0xffff,
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lcg_rand() & 0xffff,
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lcg_rand() & 0xffff,
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};
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return color;
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}
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static pixman_image_t *
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create_random_solid_image (void)
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{
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pixman_color_t color = random_color();
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pixman_image_t *image = pixman_image_create_solid_fill (&color);
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return image;
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}
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static pixman_gradient_stop_t *
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create_random_stops (int *n_stops)
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{
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pixman_fixed_t step;
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pixman_fixed_t s;
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int i;
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pixman_gradient_stop_t *stops;
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*n_stops = lcg_rand_n (50) + 1;
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step = pixman_fixed_1 / *n_stops;
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stops = malloc (*n_stops * sizeof (pixman_gradient_stop_t));
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s = 0;
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for (i = 0; i < (*n_stops) - 1; ++i)
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{
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stops[i].x = s;
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stops[i].color = random_color();
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s += step;
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}
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stops[*n_stops - 1].x = pixman_fixed_1;
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stops[*n_stops - 1].color = random_color();
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return stops;
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}
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static pixman_point_fixed_t
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create_random_point (void)
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{
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pixman_point_fixed_t p;
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p.x = log_rand ();
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p.y = log_rand ();
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return p;
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}
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static pixman_image_t *
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create_random_linear_image (void)
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{
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int n_stops;
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pixman_gradient_stop_t *stops;
|
|
pixman_point_fixed_t p1, p2;
|
|
pixman_image_t *result;
|
|
|
|
stops = create_random_stops (&n_stops);
|
|
if (!stops)
|
|
return NULL;
|
|
|
|
p1 = create_random_point ();
|
|
p2 = create_random_point ();
|
|
|
|
result = pixman_image_create_linear_gradient (&p1, &p2, stops, n_stops);
|
|
|
|
free (stops);
|
|
|
|
return result;
|
|
}
|
|
|
|
static pixman_image_t *
|
|
create_random_radial_image (void)
|
|
{
|
|
int n_stops;
|
|
pixman_gradient_stop_t *stops;
|
|
pixman_point_fixed_t inner_c, outer_c;
|
|
pixman_fixed_t inner_r, outer_r;
|
|
pixman_image_t *result;
|
|
|
|
inner_c = create_random_point();
|
|
outer_c = create_random_point();
|
|
inner_r = lcg_rand();
|
|
outer_r = lcg_rand();
|
|
|
|
stops = create_random_stops (&n_stops);
|
|
|
|
if (!stops)
|
|
return NULL;
|
|
|
|
result = pixman_image_create_radial_gradient (
|
|
&inner_c, &outer_c, inner_r, outer_r, stops, n_stops);
|
|
|
|
free (stops);
|
|
|
|
return result;
|
|
}
|
|
|
|
static pixman_image_t *
|
|
create_random_conical_image (void)
|
|
{
|
|
pixman_gradient_stop_t *stops;
|
|
int n_stops;
|
|
pixman_point_fixed_t c;
|
|
pixman_fixed_t angle;
|
|
pixman_image_t *result;
|
|
|
|
c = create_random_point();
|
|
angle = lcg_rand();
|
|
|
|
stops = create_random_stops (&n_stops);
|
|
|
|
if (!stops)
|
|
return NULL;
|
|
|
|
result = pixman_image_create_conical_gradient (&c, angle, stops, n_stops);
|
|
|
|
free (stops);
|
|
|
|
return result;
|
|
}
|
|
|
|
static pixman_image_t *
|
|
create_random_image (void)
|
|
{
|
|
pixman_image_t *result;
|
|
|
|
switch (lcg_rand_n (5))
|
|
{
|
|
default:
|
|
case 0:
|
|
result = create_random_bits_image ();
|
|
break;
|
|
|
|
case 1:
|
|
result = create_random_solid_image ();
|
|
break;
|
|
|
|
case 2:
|
|
result = create_random_linear_image ();
|
|
break;
|
|
|
|
case 3:
|
|
result = create_random_radial_image ();
|
|
break;
|
|
|
|
case 4:
|
|
result = create_random_conical_image ();
|
|
break;
|
|
}
|
|
|
|
if (result)
|
|
set_general_properties (result, TRUE);
|
|
|
|
return result;
|
|
}
|
|
|
|
static const pixman_op_t op_list[] =
|
|
{
|
|
PIXMAN_OP_SRC,
|
|
PIXMAN_OP_OVER,
|
|
PIXMAN_OP_ADD,
|
|
PIXMAN_OP_CLEAR,
|
|
PIXMAN_OP_SRC,
|
|
PIXMAN_OP_DST,
|
|
PIXMAN_OP_OVER,
|
|
PIXMAN_OP_OVER_REVERSE,
|
|
PIXMAN_OP_IN,
|
|
PIXMAN_OP_IN_REVERSE,
|
|
PIXMAN_OP_OUT,
|
|
PIXMAN_OP_OUT_REVERSE,
|
|
PIXMAN_OP_ATOP,
|
|
PIXMAN_OP_ATOP_REVERSE,
|
|
PIXMAN_OP_XOR,
|
|
PIXMAN_OP_ADD,
|
|
PIXMAN_OP_SATURATE,
|
|
PIXMAN_OP_DISJOINT_CLEAR,
|
|
PIXMAN_OP_DISJOINT_SRC,
|
|
PIXMAN_OP_DISJOINT_DST,
|
|
PIXMAN_OP_DISJOINT_OVER,
|
|
PIXMAN_OP_DISJOINT_OVER_REVERSE,
|
|
PIXMAN_OP_DISJOINT_IN,
|
|
PIXMAN_OP_DISJOINT_IN_REVERSE,
|
|
PIXMAN_OP_DISJOINT_OUT,
|
|
PIXMAN_OP_DISJOINT_OUT_REVERSE,
|
|
PIXMAN_OP_DISJOINT_ATOP,
|
|
PIXMAN_OP_DISJOINT_ATOP_REVERSE,
|
|
PIXMAN_OP_DISJOINT_XOR,
|
|
PIXMAN_OP_CONJOINT_CLEAR,
|
|
PIXMAN_OP_CONJOINT_SRC,
|
|
PIXMAN_OP_CONJOINT_DST,
|
|
PIXMAN_OP_CONJOINT_OVER,
|
|
PIXMAN_OP_CONJOINT_OVER_REVERSE,
|
|
PIXMAN_OP_CONJOINT_IN,
|
|
PIXMAN_OP_CONJOINT_IN_REVERSE,
|
|
PIXMAN_OP_CONJOINT_OUT,
|
|
PIXMAN_OP_CONJOINT_OUT_REVERSE,
|
|
PIXMAN_OP_CONJOINT_ATOP,
|
|
PIXMAN_OP_CONJOINT_ATOP_REVERSE,
|
|
PIXMAN_OP_CONJOINT_XOR,
|
|
PIXMAN_OP_MULTIPLY,
|
|
PIXMAN_OP_SCREEN,
|
|
PIXMAN_OP_OVERLAY,
|
|
PIXMAN_OP_DARKEN,
|
|
PIXMAN_OP_LIGHTEN,
|
|
PIXMAN_OP_COLOR_DODGE,
|
|
PIXMAN_OP_COLOR_BURN,
|
|
PIXMAN_OP_HARD_LIGHT,
|
|
PIXMAN_OP_DIFFERENCE,
|
|
PIXMAN_OP_EXCLUSION,
|
|
PIXMAN_OP_SOFT_LIGHT,
|
|
PIXMAN_OP_HSL_HUE,
|
|
PIXMAN_OP_HSL_SATURATION,
|
|
PIXMAN_OP_HSL_COLOR,
|
|
PIXMAN_OP_HSL_LUMINOSITY,
|
|
};
|
|
|
|
static void
|
|
run_test (uint32_t seed, pixman_bool_t verbose, uint32_t mod)
|
|
{
|
|
pixman_image_t *source, *mask, *dest;
|
|
pixman_op_t op;
|
|
|
|
if (verbose)
|
|
{
|
|
if (mod == 0 || (seed % mod) == 0)
|
|
printf ("Seed 0x%08x\n", seed);
|
|
}
|
|
|
|
lcg_srand (seed);
|
|
|
|
source = create_random_image ();
|
|
mask = create_random_image ();
|
|
dest = create_random_bits_image ();
|
|
|
|
if (source && mask && dest)
|
|
{
|
|
set_general_properties (dest, TRUE);
|
|
|
|
op = op_list [lcg_rand_n (ARRAY_LENGTH (op_list))];
|
|
|
|
pixman_image_composite32 (op,
|
|
source, mask, dest,
|
|
log_rand(), log_rand(),
|
|
log_rand(), log_rand(),
|
|
log_rand(), log_rand(),
|
|
absolute (log_rand()),
|
|
absolute (log_rand()));
|
|
}
|
|
if (source)
|
|
pixman_image_unref (source);
|
|
if (mask)
|
|
pixman_image_unref (mask);
|
|
if (dest)
|
|
pixman_image_unref (dest);
|
|
}
|
|
|
|
static pixman_bool_t
|
|
get_int (char *s, uint32_t *i)
|
|
{
|
|
char *end;
|
|
int p;
|
|
|
|
p = strtol (s, &end, 0);
|
|
|
|
if (end != s && *end == 0)
|
|
{
|
|
*i = p;
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
int verbose = FALSE;
|
|
uint32_t seed = 1;
|
|
uint32_t n_tests = 8000;
|
|
uint32_t mod = 0;
|
|
pixman_bool_t use_threads = TRUE;
|
|
int32_t i;
|
|
|
|
pixman_disable_out_of_bounds_workaround ();
|
|
|
|
enable_fp_exceptions();
|
|
|
|
if (getenv ("VERBOSE") != NULL)
|
|
verbose = TRUE;
|
|
|
|
for (i = 1; i < argc; ++i)
|
|
{
|
|
if (strcmp (argv[i], "-v") == 0)
|
|
{
|
|
verbose = TRUE;
|
|
|
|
if (i + 1 < argc)
|
|
{
|
|
get_int (argv[i + 1], &mod);
|
|
i++;
|
|
}
|
|
}
|
|
else if (strcmp (argv[i], "-s") == 0 && i + 1 < argc)
|
|
{
|
|
get_int (argv[i + 1], &seed);
|
|
use_threads = FALSE;
|
|
i++;
|
|
}
|
|
else if (strcmp (argv[i], "-n") == 0 && i + 1 < argc)
|
|
{
|
|
get_int (argv[i + 1], &n_tests);
|
|
i++;
|
|
}
|
|
else
|
|
{
|
|
if (strcmp (argv[i], "-h") != 0)
|
|
printf ("Unknown option '%s'\n\n", argv[i]);
|
|
|
|
printf ("Options:\n\n"
|
|
"-n <number> Number of tests to run\n"
|
|
"-s <seed> Seed of first test (ignored if PIXMAN_RANDOMIZE_TESTS is set)\n"
|
|
"-v Print out seeds\n"
|
|
"-v <n> Print out every n'th seed\n\n");
|
|
|
|
exit (-1);
|
|
}
|
|
}
|
|
|
|
if (getenv ("PIXMAN_RANDOMIZE_TESTS"))
|
|
{
|
|
seed = get_random_seed();
|
|
printf ("First seed: 0x%08x\n", seed);
|
|
}
|
|
|
|
if (use_threads)
|
|
{
|
|
#ifdef USE_OPENMP
|
|
# pragma omp parallel for default(none) shared(verbose, n_tests, mod, seed)
|
|
#endif
|
|
for (i = 0; i < (int32_t)n_tests; ++i)
|
|
run_test (seed + i, verbose, mod);
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < (int32_t)n_tests; ++i)
|
|
run_test (seed + i, verbose, mod);
|
|
}
|
|
|
|
return 0;
|
|
}
|