composite-integer-translate-over-repeat.c [plain text]
#include <math.h>
#include "cairo-test.h"
#include <stdio.h>
#define SIZE 100
#define SIZE2 20
#define OFFSET 10
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_surface_t *image;
cairo_pattern_t *pat;
cairo_t *cr2;
image = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, SIZE2, SIZE2);
cr2 = cairo_create (image);
cairo_surface_destroy (image);
cairo_set_source_rgba (cr2, 1, 0, 0, 1);
cairo_rectangle (cr2, 0, 0, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_set_source_rgba (cr2, 0, 1, 0, 1);
cairo_rectangle (cr2, SIZE2/2, 0, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_set_source_rgba (cr2, 0, 0, 1, 1);
cairo_rectangle (cr2, 0, SIZE2/2, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_set_source_rgba (cr2, 1, 1, 0, 1);
cairo_rectangle (cr2, SIZE2/2, SIZE2/2, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
pat = cairo_pattern_create_for_surface (cairo_get_target (cr2));
cairo_destroy (cr2);
cairo_pattern_set_extend (pat, CAIRO_EXTEND_REPEAT);
cairo_set_source_rgba (cr, 0, 0, 0, 1);
cairo_rectangle (cr, 0, 0, SIZE, SIZE);
cairo_fill (cr);
cairo_translate (cr, OFFSET, OFFSET);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_set_source (cr, pat);
cairo_rectangle (cr, 0, 0, SIZE - OFFSET, SIZE - OFFSET);
cairo_fill (cr);
cairo_pattern_destroy (pat);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (composite_integer_translate_over_repeat,
"Test simple compositing: integer-translation 32->32 OVER, with repeat",
"composite",
NULL,
SIZE, SIZE,
NULL, draw)