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-rw-r--r--qemu/pixman/test/radial-perf-test.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/qemu/pixman/test/radial-perf-test.c b/qemu/pixman/test/radial-perf-test.c
new file mode 100644
index 000000000..71092e27b
--- /dev/null
+++ b/qemu/pixman/test/radial-perf-test.c
@@ -0,0 +1,58 @@
+#include "utils.h"
+#include <stdio.h>
+
+int
+main ()
+{
+ static const pixman_point_fixed_t inner = { 0x0000, 0x0000 };
+ static const pixman_point_fixed_t outer = { 0x0000, 0x0000 };
+ static const pixman_fixed_t r_inner = 0;
+ static const pixman_fixed_t r_outer = 64 << 16;
+ static const pixman_gradient_stop_t stops[] = {
+ { 0x00000, { 0x6666, 0x6666, 0x6666, 0xffff } },
+ { 0x10000, { 0x0000, 0x0000, 0x0000, 0xffff } }
+ };
+ static const pixman_transform_t transform = {
+ { { 0x0, 0x26ee, 0x0},
+ { 0xffffeeef, 0x0, 0x0},
+ { 0x0, 0x0, 0x10000}
+ }
+ };
+ static const pixman_color_t z = { 0x0000, 0x0000, 0x0000, 0x0000 };
+ pixman_image_t *dest, *radial, *zero;
+ int i;
+ double before, after;
+
+ dest = pixman_image_create_bits (
+ PIXMAN_x8r8g8b8, 640, 429, NULL, -1);
+ zero = pixman_image_create_solid_fill (&z);
+ radial = pixman_image_create_radial_gradient (
+ &inner, &outer, r_inner, r_outer, stops, ARRAY_LENGTH (stops));
+ pixman_image_set_transform (radial, &transform);
+ pixman_image_set_repeat (radial, PIXMAN_REPEAT_PAD);
+
+#define N_COMPOSITE 500
+
+ before = gettime();
+ for (i = 0; i < N_COMPOSITE; ++i)
+ {
+ before -= gettime();
+
+ pixman_image_composite (
+ PIXMAN_OP_SRC, zero, NULL, dest,
+ 0, 0, 0, 0, 0, 0, 640, 429);
+
+ before += gettime();
+
+ pixman_image_composite32 (
+ PIXMAN_OP_OVER, radial, NULL, dest,
+ - 150, -158, 0, 0, 0, 0, 640, 361);
+ }
+
+ after = gettime();
+
+ write_png (dest, "radial.png");
+
+ printf ("Average time to composite: %f\n", (after - before) / N_COMPOSITE);
+ return 0;
+}