Commit b7ecc67009d05d8c3a5731425318422aba455371
2015-07-14T21:28:26
Added test/testdisplayinfo.c
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diff --git a/.hgignore b/.hgignore
index 467cb78..55c0667 100644
--- a/.hgignore
+++ b/.hgignore
@@ -117,6 +117,7 @@ test/testver
test/testviewport
test/testwm2
test/torturethread
+test/testdisplayinfo
test/*.exe
test/*.dSYM
buildbot
diff --git a/test/Makefile.in b/test/Makefile.in
index 1a8cec6..9a1df77 100644
--- a/test/Makefile.in
+++ b/test/Makefile.in
@@ -60,6 +60,7 @@ TARGETS = \
torturethread$(EXE) \
testrendercopyex$(EXE) \
testmessage$(EXE) \
+ testdisplayinfo$(EXE) \
controllermap$(EXE) \
all: Makefile $(TARGETS)
@@ -266,6 +267,9 @@ testrendercopyex$(EXE): $(srcdir)/testrendercopyex.c
testmessage$(EXE): $(srcdir)/testmessage.c
$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
+testdisplayinfo$(EXE): $(srcdir)/testdisplayinfo.c
+ $(CC) -o $@ $^ $(CFLAGS) $(LIBS)
+
controllermap$(EXE): $(srcdir)/controllermap.c
$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
diff --git a/test/testdisplayinfo.c b/test/testdisplayinfo.c
new file mode 100644
index 0000000..41882d0
--- /dev/null
+++ b/test/testdisplayinfo.c
@@ -0,0 +1,88 @@
+/*
+ Copyright (C) 1997-2015 Sam Lantinga <slouken@libsdl.org>
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely.
+*/
+
+/* Program to test hotplugging of audio devices */
+
+#include "SDL.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static void
+print_mode(const char *prefix, const SDL_DisplayMode *mode)
+{
+ if (!mode)
+ return;
+
+ SDL_Log("%s: fmt=%s w=%d h=%d refresh=%d\n",
+ prefix, SDL_GetPixelFormatName(mode->format),
+ mode->w, mode->h, mode->refresh_rate);
+}
+
+int
+main(int argc, char *argv[])
+{
+ SDL_DisplayMode mode;
+ int num_displays, dpy;
+
+ /* Enable standard application logging */
+ SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
+
+ /* Load the SDL library */
+ if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+ SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
+ return 1;
+ }
+
+ SDL_Log("Using video target '%s'.\n", SDL_GetCurrentVideoDriver());
+ num_displays = SDL_GetNumVideoDisplays();
+
+ SDL_Log("See %d displays.\n", num_displays);
+
+ for (dpy = 0; dpy < num_displays; dpy++) {
+ const int num_modes = SDL_GetNumDisplayModes(dpy);
+ SDL_Rect rect = { 0, 0, 0, 0 };
+ int m;
+
+ SDL_GetDisplayBounds(dpy, &rect);
+ SDL_Log("%d: \"%s\" (%dx%d, (%d, %d)), %d modes.\n", dpy, SDL_GetDisplayName(dpy), rect.w, rect.h, rect.x, rect.y, num_modes);
+
+ if (SDL_GetCurrentDisplayMode(dpy, &mode) == -1) {
+ SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, " CURRENT: failed to query (%s)\n", SDL_GetError());
+ } else {
+ print_mode("CURRENT", &mode);
+ }
+
+ if (SDL_GetDesktopDisplayMode(dpy, &mode) == -1) {
+ SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, " DESKTOP: failed to query (%s)\n", SDL_GetError());
+ } else {
+ print_mode("DESKTOP", &mode);
+ }
+
+ for (m = 0; m < num_modes; m++) {
+ if (SDL_GetDisplayMode(dpy, m, &mode) == -1) {
+ SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, " MODE %d: failed to query (%s)\n", m, SDL_GetError());
+ } else {
+ char prefix[64];
+ SDL_snprintf(prefix, sizeof (prefix), " MODE %d", m);
+ print_mode(prefix, &mode);
+ }
+ }
+
+ SDL_Log("\n");
+ }
+
+ return 0;
+}
+
+/* vi: set ts=4 sw=4 expandtab: */
+