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| author | marha <marha@users.sourceforge.net> | 2011-02-20 12:29:25 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-02-20 12:29:25 +0000 |
| commit | 8a191c08ddda2e66fa26f148d6c21959bb08f923 (patch) | |
| tree | 78c31efc6a4cbb138fd32d2a866c94b72b004343 /pixman/demos/tri-test.c | |
| parent | 48d0dcbd5b7f80810ce259bc9ed6f57f99e27ca9 (diff) | |
| download | vcxsrv-8a191c08ddda2e66fa26f148d6c21959bb08f923.tar.gz vcxsrv-8a191c08ddda2e66fa26f148d6c21959bb08f923.tar.bz2 vcxsrv-8a191c08ddda2e66fa26f148d6c21959bb08f923.zip | |
xserver xkeyboard-config libX11 pixman mesa git update 2011
Diffstat (limited to 'pixman/demos/tri-test.c')
| -rw-r--r-- | pixman/demos/tri-test.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/pixman/demos/tri-test.c b/pixman/demos/tri-test.c new file mode 100644 index 000000000..23ea18cb3 --- /dev/null +++ b/pixman/demos/tri-test.c @@ -0,0 +1,48 @@ +#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../test/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;
+}
|