X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Fpixman%2Fdemos%2Ftri-test.c;fp=qemu%2Fpixman%2Fdemos%2Ftri-test.c;h=a71869a6a576881ccd08a7ff77b3b2593d4184fa;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/pixman/demos/tri-test.c b/qemu/pixman/demos/tri-test.c
new file mode 100644
index 000000000..a71869a6a
--- /dev/null
+++ b/qemu/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,
+				-5, 5,
+				ARRAY_LENGTH (tris), tris);
+    show_image (dest_img);
+    
+    pixman_image_unref (src_img);
+    pixman_image_unref (dest_img);
+    free (bits);
+    
+    return 0;
+}