diff options
Diffstat (limited to 'pixman/test/window-test.c')
| -rw-r--r-- | pixman/test/window-test.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/pixman/test/window-test.c b/pixman/test/window-test.c deleted file mode 100644 index 919fc16ed..000000000 --- a/pixman/test/window-test.c +++ /dev/null @@ -1,173 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <config.h> -#include "pixman-private.h" -#include "pixman.h" - -#define FALSE 0 -#define TRUE 1 - -/* Randomly decide between 32 and 16 bit - * - * Allocate bits with random width, stride and height - * - * Then make up some random offset (dx, dy) - * - * Then make an image with those values. - * - * Do this for both source and destination - * - * Composite them together using OVER. - * - * The bits in the source and the destination should have - * recognizable colors so that the result can be verified. - * - * Ie., walk the bits and verify that they have been composited. - */ - -static int -get_rand (int bound) -{ - return rand () % bound; -} - -static pixman_image_t * -make_image (int width, int height, pixman_bool_t src, int *rx, int *ry) -{ - pixman_format_code_t format; - pixman_image_t *image; - pixman_region32_t region; - uint8_t *bits; - int stride; - int bpp; - int dx, dy; - int i, j; - - if (src) - format = PIXMAN_a8r8g8b8; - else - format = PIXMAN_r5g6b5; - - bpp = PIXMAN_FORMAT_BPP (format) / 8; - - stride = width + get_rand (width); - stride += (stride & 1); /* Make it an even number */ - - bits = malloc (height * stride * bpp); - - for (j = 0; j < height; ++j) - { - for (i = 0; i < width; ++i) - { - uint8_t *pixel = bits + (stride * j + i) * bpp; - - if (src) - *(uint32_t *)pixel = 0x7f00007f; - else - *(uint16_t *)pixel = 0xf100; - } - } - - dx = dy = 0; - - dx = get_rand (500); - dy = get_rand (500); - - if (!src) - { - /* Now simulate the bogus X server translations */ - bits -= (dy * stride + dx) * bpp; - } - - image = pixman_image_create_bits ( - format, width, height, (uint32_t *)bits, stride * bpp); - - if (!src) - { - /* And add the bogus clip region */ - pixman_region32_init_rect (®ion, dx, dy, dx + width, dy + height); - - pixman_image_set_clip_region32 (image, ®ion); - } - - pixman_image_set_source_clipping (image, TRUE); - - if (src) - { - pixman_transform_t trans; - - pixman_transform_init_identity (&trans); - - pixman_transform_translate (&trans, - NULL, - - pixman_int_to_fixed (width / 2), - - pixman_int_to_fixed (height / 2)); - - pixman_transform_scale (&trans, - NULL, - pixman_double_to_fixed (0.5), - pixman_double_to_fixed (0.5)); - - pixman_transform_translate (&trans, - NULL, - pixman_int_to_fixed (width / 2), - pixman_int_to_fixed (height / 2)); - - pixman_image_set_transform (image, &trans); - pixman_image_set_filter (image, PIXMAN_FILTER_BILINEAR, NULL, 0); - pixman_image_set_repeat (image, PIXMAN_REPEAT_PAD); - } - - if (!src) - { - *rx = dx; - *ry = dy; - } - else - { - *rx = *ry = 0; - } - - return image; -} - -int -main () -{ - pixman_image_t *src, *dest; - int src_x, src_y, dest_x, dest_y; - int i, j; - int width = get_rand (499) + 1; - int height = get_rand (499) + 1; - - src = make_image (width, height, TRUE, &src_x, &src_y); - dest = make_image (width, height, FALSE, &dest_x, &dest_y); - - pixman_image_composite ( - PIXMAN_OP_OVER, src, NULL, dest, - src_x, src_y, - -1, -1, - dest_x, dest_y, - width, height); - - for (i = 0; i < height; ++i) - { - for (j = 0; j < width; ++j) - { - uint8_t *bits = (uint8_t *)dest->bits.bits; - int bpp = PIXMAN_FORMAT_BPP (dest->bits.format) / 8; - int stride = dest->bits.rowstride * 4; - - uint8_t *pixel = - bits + (i + dest_y) * stride + (j + dest_x) * bpp; - - if (*(uint16_t *)pixel != 0x788f) - { - printf ("bad pixel %x\n", *(uint16_t *)pixel); - assert (*(uint16_t *)pixel == 0x788f); - } - } - } - - return 0; -} |