diff options
| -rw-r--r-- | test/Makefile.am | 6 | ||||
| -rw-r--r-- | test/tri-test.c | 48 |
2 files changed, 53 insertions, 1 deletions
diff --git a/test/Makefile.am b/test/Makefile.am index 0b7d05c2..639fd581 100644 --- a/test/Makefile.am +++ b/test/Makefile.am @@ -101,7 +101,8 @@ TESTPROGRAMS_GTK = \ alpha-test \ screen-test \ convolution-test \ - trap-test + trap-test \ + tri-test INCLUDES += $(GTK_CFLAGS) @@ -126,6 +127,9 @@ clip_in_SOURCES = clip-in.c $(GTK_UTILS) trap_test_LDADD = $(GTK_LDADD) trap_test_SOURCES = trap-test.c $(GTK_UTILS) +tri_test_LDADD = $(GTK_LDADD) +tri_test_SOURCES = tri-test.c $(GTK_UTILS) + screen_test_LDADD = $(GTK_LDADD) screen_test_SOURCES = screen-test.c $(GTK_UTILS) diff --git a/test/tri-test.c b/test/tri-test.c new file mode 100644 index 00000000..dd3fd170 --- /dev/null +++ b/test/tri-test.c @@ -0,0 +1,48 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "utils.h" +#include "gtk-utils.h" + +int +main (int argc, char **argv) +{ +#define WIDTH 200 +#define HEIGHT 200 + +#define POINT(x,y) \ + { pixman_double_to_fixed ((x)), pixman_double_to_fixed ((y)) } + + pixman_image_t *src_img, *dest_img; + pixman_triangle_t tris[4] = + { + { POINT (100, 100), POINT (10, 50), POINT (110, 10) }, + { POINT (100, 100), POINT (150, 10), POINT (200, 50) }, + { POINT (100, 100), POINT (10, 170), POINT (90, 175) }, + { POINT (100, 100), POINT (170, 150), POINT (120, 190) }, + }; + pixman_color_t color = { 0x4444, 0x4444, 0xffff, 0xffff }; + uint32_t *bits = malloc (WIDTH * HEIGHT * 4); + int i; + + for (i = 0; i < WIDTH * HEIGHT; ++i) + bits[i] = (i / HEIGHT) * 0x01010000; + + src_img = pixman_image_create_solid_fill (&color); + dest_img = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, bits, WIDTH * 4); + + pixman_composite_triangles (PIXMAN_OP_ATOP_REVERSE, + src_img, + dest_img, + PIXMAN_a8, + 200, 200, + 35, 5, + ARRAY_LENGTH (tris), tris); + show_image (dest_img); + + pixman_image_unref (src_img); + pixman_image_unref (dest_img); + free (bits); + + return 0; +} |