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Diffstat (limited to 'pixman/test/affine-test.c')
-rw-r--r--pixman/test/affine-test.c111
1 files changed, 54 insertions, 57 deletions
diff --git a/pixman/test/affine-test.c b/pixman/test/affine-test.c
index daa86c81d..f60ec14eb 100644
--- a/pixman/test/affine-test.c
+++ b/pixman/test/affine-test.c
@@ -48,18 +48,18 @@ test_composite (int testnum,
uint32_t crc32;
FLOAT_REGS_CORRUPTION_DETECTOR_START ();
- lcg_srand (testnum);
+ prng_srand (testnum);
- src_bpp = (lcg_rand_n (2) == 0) ? 2 : 4;
- dst_bpp = (lcg_rand_n (2) == 0) ? 2 : 4;
- op = (lcg_rand_n (2) == 0) ? PIXMAN_OP_SRC : PIXMAN_OP_OVER;
+ src_bpp = (prng_rand_n (2) == 0) ? 2 : 4;
+ dst_bpp = (prng_rand_n (2) == 0) ? 2 : 4;
+ op = (prng_rand_n (2) == 0) ? PIXMAN_OP_SRC : PIXMAN_OP_OVER;
- src_width = lcg_rand_n (MAX_SRC_WIDTH) + 1;
- src_height = lcg_rand_n (MAX_SRC_HEIGHT) + 1;
- dst_width = lcg_rand_n (MAX_DST_WIDTH) + 1;
- dst_height = lcg_rand_n (MAX_DST_HEIGHT) + 1;
- src_stride = src_width * src_bpp + lcg_rand_n (MAX_STRIDE) * src_bpp;
- dst_stride = dst_width * dst_bpp + lcg_rand_n (MAX_STRIDE) * dst_bpp;
+ src_width = prng_rand_n (MAX_SRC_WIDTH) + 1;
+ src_height = prng_rand_n (MAX_SRC_HEIGHT) + 1;
+ dst_width = prng_rand_n (MAX_DST_WIDTH) + 1;
+ dst_height = prng_rand_n (MAX_DST_HEIGHT) + 1;
+ src_stride = src_width * src_bpp + prng_rand_n (MAX_STRIDE) * src_bpp;
+ dst_stride = dst_width * dst_bpp + prng_rand_n (MAX_STRIDE) * dst_bpp;
if (src_stride & 3)
src_stride += 2;
@@ -67,26 +67,23 @@ test_composite (int testnum,
if (dst_stride & 3)
dst_stride += 2;
- src_x = -(src_width / 4) + lcg_rand_n (src_width * 3 / 2);
- src_y = -(src_height / 4) + lcg_rand_n (src_height * 3 / 2);
- dst_x = -(dst_width / 4) + lcg_rand_n (dst_width * 3 / 2);
- dst_y = -(dst_height / 4) + lcg_rand_n (dst_height * 3 / 2);
- w = lcg_rand_n (dst_width * 3 / 2 - dst_x);
- h = lcg_rand_n (dst_height * 3 / 2 - dst_y);
+ src_x = -(src_width / 4) + prng_rand_n (src_width * 3 / 2);
+ src_y = -(src_height / 4) + prng_rand_n (src_height * 3 / 2);
+ dst_x = -(dst_width / 4) + prng_rand_n (dst_width * 3 / 2);
+ dst_y = -(dst_height / 4) + prng_rand_n (dst_height * 3 / 2);
+ w = prng_rand_n (dst_width * 3 / 2 - dst_x);
+ h = prng_rand_n (dst_height * 3 / 2 - dst_y);
srcbuf = (uint32_t *)malloc (src_stride * src_height);
dstbuf = (uint32_t *)malloc (dst_stride * dst_height);
- for (i = 0; i < src_stride * src_height; i++)
- *((uint8_t *)srcbuf + i) = lcg_rand_n (256);
+ prng_randmemset (srcbuf, src_stride * src_height, 0);
+ prng_randmemset (dstbuf, dst_stride * dst_height, 0);
- for (i = 0; i < dst_stride * dst_height; i++)
- *((uint8_t *)dstbuf + i) = lcg_rand_n (256);
-
- src_fmt = src_bpp == 4 ? (lcg_rand_n (2) == 0 ?
+ src_fmt = src_bpp == 4 ? (prng_rand_n (2) == 0 ?
PIXMAN_a8r8g8b8 : PIXMAN_x8r8g8b8) : PIXMAN_r5g6b5;
- dst_fmt = dst_bpp == 4 ? (lcg_rand_n (2) == 0 ?
+ dst_fmt = dst_bpp == 4 ? (prng_rand_n (2) == 0 ?
PIXMAN_a8r8g8b8 : PIXMAN_x8r8g8b8) : PIXMAN_r5g6b5;
src_img = pixman_image_create_bits (
@@ -100,29 +97,29 @@ test_composite (int testnum,
pixman_transform_init_identity (&transform);
- if (lcg_rand_n (3) > 0)
+ if (prng_rand_n (3) > 0)
{
- scale_x = -65536 * 3 + lcg_rand_N (65536 * 6);
- if (lcg_rand_n (2))
- scale_y = -65536 * 3 + lcg_rand_N (65536 * 6);
+ scale_x = -65536 * 3 + prng_rand_n (65536 * 6);
+ if (prng_rand_n (2))
+ scale_y = -65536 * 3 + prng_rand_n (65536 * 6);
else
scale_y = scale_x;
pixman_transform_init_scale (&transform, scale_x, scale_y);
}
- if (lcg_rand_n (3) > 0)
+ if (prng_rand_n (3) > 0)
{
- translate_x = -65536 * 3 + lcg_rand_N (6 * 65536);
- if (lcg_rand_n (2))
- translate_y = -65536 * 3 + lcg_rand_N (6 * 65536);
+ translate_x = -65536 * 3 + prng_rand_n (6 * 65536);
+ if (prng_rand_n (2))
+ translate_y = -65536 * 3 + prng_rand_n (6 * 65536);
else
translate_y = translate_x;
pixman_transform_translate (&transform, NULL, translate_x, translate_y);
}
- if (lcg_rand_n (4) > 0)
+ if (prng_rand_n (4) > 0)
{
int c, s, tx = 0, ty = 0;
- switch (lcg_rand_n (4))
+ switch (prng_rand_n (4))
{
case 0:
/* 90 degrees */
@@ -145,32 +142,32 @@ test_composite (int testnum,
break;
default:
/* arbitrary rotation */
- c = lcg_rand_N (2 * 65536) - 65536;
- s = lcg_rand_N (2 * 65536) - 65536;
+ c = prng_rand_n (2 * 65536) - 65536;
+ s = prng_rand_n (2 * 65536) - 65536;
break;
}
pixman_transform_rotate (&transform, NULL, c, s);
pixman_transform_translate (&transform, NULL, tx, ty);
}
- if (lcg_rand_n (8) == 0)
+ if (prng_rand_n (8) == 0)
{
/* Flip random bits */
int maxflipcount = 8;
while (maxflipcount--)
{
- int i = lcg_rand_n (2);
- int j = lcg_rand_n (3);
- int bitnum = lcg_rand_n (32);
+ int i = prng_rand_n (2);
+ int j = prng_rand_n (3);
+ int bitnum = prng_rand_n (32);
transform.matrix[i][j] ^= 1 << bitnum;
- if (lcg_rand_n (2))
+ if (prng_rand_n (2))
break;
}
}
pixman_image_set_transform (src_img, &transform);
- switch (lcg_rand_n (4))
+ switch (prng_rand_n (4))
{
case 0:
repeat = PIXMAN_REPEAT_NONE;
@@ -193,7 +190,7 @@ test_composite (int testnum,
}
pixman_image_set_repeat (src_img, repeat);
- if (lcg_rand_n (2))
+ if (prng_rand_n (2))
pixman_image_set_filter (src_img, PIXMAN_FILTER_NEAREST, NULL, 0);
else
pixman_image_set_filter (src_img, PIXMAN_FILTER_BILINEAR, NULL, 0);
@@ -220,19 +217,19 @@ test_composite (int testnum,
printf ("w=%d, h=%d\n", w, h);
}
- if (lcg_rand_n (8) == 0)
+ if (prng_rand_n (8) == 0)
{
pixman_box16_t clip_boxes[2];
- int n = lcg_rand_n (2) + 1;
+ int n = prng_rand_n (2) + 1;
for (i = 0; i < n; i++)
{
- clip_boxes[i].x1 = lcg_rand_n (src_width);
- clip_boxes[i].y1 = lcg_rand_n (src_height);
+ clip_boxes[i].x1 = prng_rand_n (src_width);
+ clip_boxes[i].y1 = prng_rand_n (src_height);
clip_boxes[i].x2 =
- clip_boxes[i].x1 + lcg_rand_n (src_width - clip_boxes[i].x1);
+ clip_boxes[i].x1 + prng_rand_n (src_width - clip_boxes[i].x1);
clip_boxes[i].y2 =
- clip_boxes[i].y1 + lcg_rand_n (src_height - clip_boxes[i].y1);
+ clip_boxes[i].y1 + prng_rand_n (src_height - clip_boxes[i].y1);
if (verbose)
{
@@ -248,18 +245,18 @@ test_composite (int testnum,
pixman_region_fini (&clip);
}
- if (lcg_rand_n (8) == 0)
+ if (prng_rand_n (8) == 0)
{
pixman_box16_t clip_boxes[2];
- int n = lcg_rand_n (2) + 1;
+ int n = prng_rand_n (2) + 1;
for (i = 0; i < n; i++)
{
- clip_boxes[i].x1 = lcg_rand_n (dst_width);
- clip_boxes[i].y1 = lcg_rand_n (dst_height);
+ clip_boxes[i].x1 = prng_rand_n (dst_width);
+ clip_boxes[i].y1 = prng_rand_n (dst_height);
clip_boxes[i].x2 =
- clip_boxes[i].x1 + lcg_rand_n (dst_width - clip_boxes[i].x1);
+ clip_boxes[i].x1 + prng_rand_n (dst_width - clip_boxes[i].x1);
clip_boxes[i].y2 =
- clip_boxes[i].y1 + lcg_rand_n (dst_height - clip_boxes[i].y1);
+ clip_boxes[i].y1 + prng_rand_n (dst_height - clip_boxes[i].y1);
if (verbose)
{
@@ -310,11 +307,11 @@ test_composite (int testnum,
}
#if BILINEAR_INTERPOLATION_BITS == 8
-#define CHECKSUM 0x344413F0
+#define CHECKSUM 0x97097336
#elif BILINEAR_INTERPOLATION_BITS == 7
-#define CHECKSUM 0xC8181A76
+#define CHECKSUM 0x31D2DC21
#elif BILINEAR_INTERPOLATION_BITS == 4
-#define CHECKSUM 0xD672A457
+#define CHECKSUM 0x8B925154
#else
#define CHECKSUM 0x00000000
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 12:27:18 +0000