--- /dev/null
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <X11/Xutil.h> /* for XDestroyImage */
+#include <pixman.h> /* for pixman blt functions */
+
+#include "test.h"
+
+static const uint8_t ops[] = {
+ PictOpClear,
+ PictOpSrc,
+ PictOpDst,
+};
+
+static void fill_rect(struct test_display *dpy, Picture p, uint8_t op,
+ int x, int y, int w, int h,
+ uint8_t s_red, uint8_t s_green, uint8_t s_blue, uint8_t s_alpha,
+ uint8_t m_red, uint8_t m_green, uint8_t m_blue, uint8_t m_alpha)
+{
+ XRenderColor render_color;
+ Picture source, mask;
+
+ render_color.red = s_red * s_alpha;
+ render_color.green = s_green * s_alpha;
+ render_color.blue = s_blue * s_alpha;
+ render_color.alpha = s_alpha << 8 | s_alpha;
+ source = XRenderCreateSolidFill(dpy->dpy, &render_color);
+
+ render_color.red = m_red * m_alpha;
+ render_color.green = m_green * m_alpha;
+ render_color.blue = m_blue * m_alpha;
+ render_color.alpha = m_alpha << 8 | m_alpha;
+ mask = XRenderCreateSolidFill(dpy->dpy, &render_color);
+
+ XRenderComposite(dpy->dpy, op, source, mask, p, 0, 0, 0, 0, x, y, w,h);
+
+ XRenderFreePicture(dpy->dpy, mask);
+ XRenderFreePicture(dpy->dpy, source);
+}
+
+static void clear(struct test_display *dpy, struct test_target *tt)
+{
+ XRenderColor render_color = {0};
+ XRenderFillRectangle(dpy->dpy, PictOpClear, tt->picture, &render_color,
+ 0, 0, tt->width, tt->height);
+}
+
+static void ref_tests(struct test *t, int reps, int sets, enum target target)
+{
+ struct test_target real, ref;
+ int r, s;
+
+ printf("Testing area fills (%s): ", test_target_name(target));
+ fflush(stdout);
+
+ test_target_create_render(&t->real, target, &real);
+ clear(&t->real, &real);
+
+ test_target_create_render(&t->ref, target, &ref);
+ clear(&t->ref, &ref);
+
+ for (s = 0; s < sets; s++) {
+ for (r = 0; r < reps; r++) {
+ int x = rand() % (2*real.width) - real.width;
+ int y = rand() % (2*real.height) - real.height;
+ int w = rand() % real.width;
+ int h = rand() % real.height;
+ int op = ops[rand() % sizeof(ops)];
+ int s_red = rand() % 0xff;
+ int s_green = rand() % 0xff;
+ int s_blue = rand() % 0xff;
+ int s_alpha = rand() % 0xff;
+ int m_red = rand() % 0xff;
+ int m_green = rand() % 0xff;
+ int m_blue = rand() % 0xff;
+ int m_alpha = rand() % 0xff;
+
+ fill_rect(&t->real, real.picture,
+ op, x, y, w, h,
+ s_red, s_green, s_blue, s_alpha,
+ m_red, m_green, m_blue, m_alpha);
+ fill_rect(&t->ref, ref.picture,
+ op, x, y, w, h,
+ s_red, s_green, s_blue, s_alpha,
+ m_red, m_green, m_blue, m_alpha);
+ }
+
+ test_compare(t,
+ real.draw, real.format,
+ ref.draw, ref.format,
+ 0, 0, real.width, real.height,
+ "");
+ }
+
+ printf("passed [%d iterations x %d]\n", reps, sets);
+
+ test_target_destroy_render(&t->real, &real);
+ test_target_destroy_render(&t->ref, &ref);
+}
+
+int main(int argc, char **argv)
+{
+ struct test test;
+ int i;
+
+ test_init(&test, argc, argv);
+
+ for (i = 0; i <= DEFAULT_ITERATIONS; i++) {
+ int reps = 1 << i;
+ int sets = 1 << (12 - i);
+ enum target t;
+
+ if (sets < 2)
+ sets = 2;
+
+ for (t = TARGET_FIRST; t <= TARGET_LAST; t++)
+ ref_tests(&test, reps, sets, t);
+ }
+
+ return 0;
+}