tests: Exercise render copies under a mask

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

diff --git a/test/.gitignore b/test/.gitignore
index 8e74a9a..05bb936 100644 (file)
--- a/test/.gitignore
+++ b/test/.gitignore
@@ -11,6 +11,7 @@ render-fill-copy
 render-composite-solid
 render-composite-solid-mask
 render-copyarea
+render-copyarea-mask
 render-copyarea-size
 render-copy-alphaless
 mixed-stress

diff --git a/test/Makefile.am b/test/Makefile.am
index de91cfa..0b5f8a0 100644 (file)
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -14,6 +14,7 @@ stress_TESTS = \
        render-composite-solid \
        render-composite-solid-mask \
        render-copyarea \
+       render-copyarea-mask \
        render-copyarea-size \
        render-copy-alphaless \
        mixed-stress \

diff --git a/test/render-copyarea-mask.c b/test/render-copyarea-mask.c
new file mode 100644 (file)
index 0000000..c8bb715
--- /dev/null
+++ b/test/render-copyarea-mask.c
@@ -0,0 +1,167 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <X11/Xutil.h> /* for XDestroyImage */
+
+#include "test.h"
+
+static void fill_rect(struct test_display *t,
+                     Picture p,
+                     XRenderPictFormat *format,
+                     int use_window, int tx, int ty,
+                     uint8_t op, int x, int y, int w, int h,
+                     int mask_x, int mask_y, int mask_w, int mask_h,
+                     uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha)
+{
+       Drawable tmp;
+       Pixmap pixmask;
+       XRenderColor c;
+       Picture src, mask;
+
+       if (use_window) {
+               XSetWindowAttributes attr;
+
+               attr.override_redirect = 1;
+               tmp = XCreateWindow(t->dpy, DefaultRootWindow(t->dpy),
+                                   tx, ty,
+                                   w, h,
+                                   0, format->depth,
+                                   InputOutput,
+                                   DefaultVisual(t->dpy,
+                                                 DefaultScreen(t->dpy)),
+                                   CWOverrideRedirect, &attr);
+               XMapWindow(t->dpy, tmp);
+       } else
+               tmp = XCreatePixmap(t->dpy, DefaultRootWindow(t->dpy),
+                                   w, h, format->depth);
+
+       pixmask = XCreatePixmap(t->dpy, DefaultRootWindow(t->dpy), w, h, 8);
+       mask = XRenderCreatePicture(t->dpy, pixmask,
+                                   XRenderFindStandardFormat(t->dpy, PictStandardA8),
+                                   0, NULL);
+       c.red = c.green = c.blue = c.alpha = 0;
+       XRenderFillRectangle(t->dpy, PictOpSrc, mask, &c,
+                            0, 0, w, h);
+       c.red = c.green = c.blue = c.alpha = 0xffff;
+       XRenderFillRectangle(t->dpy, PictOpSrc, mask, &c,
+                            mask_x, mask_y, mask_w, mask_h);
+
+       src = XRenderCreatePicture(t->dpy, tmp, format, 0, NULL);
+       c.red = red * alpha;
+       c.green = green * alpha;
+       c.blue = blue * alpha;
+       c.alpha = alpha << 8 | alpha;
+       XRenderFillRectangle(t->dpy, PictOpSrc, src, &c, 0, 0, w, h);
+
+       XRenderComposite(t->dpy, op, src, mask, p, 0, 0, 0, 0, x, y, w, h);
+
+       XRenderFreePicture(t->dpy, src);
+       if (use_window)
+               XDestroyWindow(t->dpy, tmp);
+       else
+               XFreePixmap(t->dpy, tmp);
+
+       XRenderFreePicture(t->dpy, mask);
+       XFreePixmap(t->dpy, pixmask);
+}
+
+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 rect_tests(struct test *t, int reps, int sets, enum target target, int use_window)
+{
+       struct test_target real, ref;
+       int r, s;
+       printf("Testing area fills (%s, using %s source): ",
+              test_target_name(target), use_window ? "window" : "pixmap");
+       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, y, w, h;
+                       int mask_x, mask_y, mask_w, mask_h;
+                       int tmpx, tmpy;
+                       uint8_t red = rand();
+                       uint8_t green = rand();
+                       uint8_t blue = rand();
+                       uint8_t alpha = rand();
+                       int try = 50;
+
+                       do {
+                               x = rand() % (real.width - 1);
+                               y = rand() % (real.height - 1);
+                               w = 1 + rand() % (real.width - x - 1);
+                               h = 1 + rand() % (real.height - y - 1);
+                               tmpx = w == real.width ? 0 : rand() % (real.width - w);
+                               tmpy = h == real.height ? 0 : rand() % (real.height - h);
+                       } while (((tmpx+w > x && tmpx < x+w) ||
+                                 (tmpy+h > y && tmpy < y+h)) &&
+                                --try);
+
+                       mask_x = (rand() % (2*w)) - w;
+                       mask_y = (rand() % (2*h)) - h;
+                       mask_w = rand() % w;
+                       mask_h = rand() % h;
+
+                       if (try) {
+                               fill_rect(&t->real, real.picture, real.format,
+                                         use_window, tmpx, tmpy,
+                                         PictOpSrc, x, y, w, h,
+                                         mask_x, mask_y, mask_w, mask_h,
+                                         red, green, blue, alpha);
+                               fill_rect(&t->ref, ref.picture, ref.format,
+                                         use_window, tmpx, tmpy,
+                                         PictOpSrc, x, y, w, h,
+                                         mask_x, mask_y, mask_w, mask_h,
+                                         red, green, blue, 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++) {
+                       rect_tests(&test, reps, sets, t, 0);
+                       if (t != PIXMAP)
+                           rect_tests(&test, reps, sets, t, 1);
+               }
+       }
+
+       return 0;
+}