d031df2719
Fixes a display bug seenby ajacoutot@, ok jsg@ and kettenis@. newer X.Org (2.99.917 or master) version cause corruption on older machines (X40, i965), probably caused by a bug in our kernel, under investigation by kettenis@.
99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <X11/Xutil.h> /* for XDestroyImage */
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#include "test.h"
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static void draw_string(struct test_display *t, Drawable d, uint8_t alu,
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int x, int y, uint32_t fg, uint32_t bg, int s, int fill)
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{
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const char *strings[] = {
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"Hello",
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"World",
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"Cairo's twin is Giza",
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};
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XGCValues val;
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GC gc;
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val.function = alu;
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val.foreground = fg;
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val.background = bg;
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gc = XCreateGC(t->dpy, d, GCForeground | GCBackground | GCFunction, &val);
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if (fill)
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XDrawImageString(t->dpy, d, gc, x, y, strings[s%3], strlen(strings[s%3]));
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else
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XDrawString(t->dpy, d, gc, x, y, strings[s%3], strlen(strings[s%3]));
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XFreeGC(t->dpy, gc);
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}
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static void clear(struct test_display *dpy, struct test_target *tt)
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{
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XRenderColor render_color = {0};
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XRenderFillRectangle(dpy->dpy, PictOpClear, tt->picture, &render_color,
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0, 0, tt->width, tt->height);
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}
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static void string_tests(struct test *t, int reps, int sets, enum target target)
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{
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struct test_target out, ref;
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int r, s;
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printf("Testing general (%s): ", test_target_name(target));
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fflush(stdout);
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test_target_create_render(&t->out, target, &out);
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clear(&t->out, &out);
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test_target_create_render(&t->ref, target, &ref);
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clear(&t->ref, &ref);
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for (s = 0; s < sets; s++) {
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for (r = 0; r < reps; r++) {
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int x = rand() % (2*out.width) - out.width;
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int y = rand() % (2*out.height) - out.height;
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uint8_t alu = rand() % (GXset + 1);
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uint32_t fg = rand();
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uint32_t bg = rand();
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int str = rand();
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int fill = rand() & 1;
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draw_string(&t->out, out.draw, alu, x, y, fg, bg, str, fill);
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draw_string(&t->ref, ref.draw, alu, x, y, fg, bg, str, fill);
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}
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test_compare(t,
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out.draw, out.format,
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ref.draw, ref.format,
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0, 0, out.width, out.height,
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"");
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}
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printf("passed [%d iterations x %d]\n", reps, sets);
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test_target_destroy_render(&t->out, &out);
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test_target_destroy_render(&t->ref, &ref);
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}
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int main(int argc, char **argv)
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{
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struct test test;
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int i;
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test_init(&test, argc, argv);
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for (i = 0; i <= DEFAULT_ITERATIONS; i++) {
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int reps = REPS(i), sets = SETS(i);
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enum target t;
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for (t = TARGET_FIRST; t <= TARGET_LAST; t++) {
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string_tests(&test, reps, sets, t);
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}
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}
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return 0;
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}
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