Use same random numbers for colorization

This makes most of the tests display the same for both cairo and skia.

1 files changed, 7 insertions, 1 deletions

diff --git a/src/skia-tests/fill.cpp b/src/skia-tests/fill.cpp
index 586f821..e721ef2 100644
--- a/src/skia-tests/fill.cpp
+++ b/src/skia-tests/fill.cpp
@@ -20,9 +20,15 @@ sk_teardown_fill(void)
 int
 sk_test_fill(caskbench_context_t *ctx)
 {
+    unsigned char red, green, blue, alpha;
     int i;
     for (i=0; i<ctx->size; i++) {
-        ctx->skia_paint->setColor(rand());
+        red = int( 255 * (double)rand()/RAND_MAX );
+        green = int( 255 * (double)rand()/RAND_MAX );
+        blue = int( 255 * (double)rand()/RAND_MAX );
+        alpha = int( 255 * (double)rand()/RAND_MAX );
+        ctx->skia_paint->setARGB(alpha, red, green, blue);
+
         ctx->skia_canvas->drawCircle(40*i, 40, 30, *ctx->skia_paint);
     }