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authorBjörn Stenberg <bjorn@haxx.se>2003-06-29 16:33:04 +0000
committerBjörn Stenberg <bjorn@haxx.se>2003-06-29 16:33:04 +0000
commitba371fb595affd68c823926b85718d1d613dc7d3 (patch)
treecfda303d0603d623cdb12f3928905d3ae02f1d87 /apps/plugins/snow.c
parent9bcbe3fd723d23a709873a0855f27b86bc5c96f1 (diff)
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Added plugin loader. Moved games, demos and the text viewer to loadable plugins. Copy your *.rock files to /.rockbox/rocks/
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3769 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/snow.c')
-rw-r--r--apps/plugins/snow.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/apps/plugins/snow.c b/apps/plugins/snow.c
new file mode 100644
index 0000000000..df9966eb38
--- /dev/null
+++ b/apps/plugins/snow.c
@@ -0,0 +1,111 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2002 Itai Shaked
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ **************************************************************************/
+#include "plugin.h"
+
+#ifdef HAVE_LCD_BITMAP
+
+#define NUM_PARTICLES 100
+
+static short particles[NUM_PARTICLES][2];
+static struct plugin_api* rb;
+
+static bool particle_exists(int particle)
+{
+ if (particles[particle][0]>=0 && particles[particle][1]>=0 &&
+ particles[particle][0]<112 && particles[particle][1]<64)
+ return true;
+ else
+ return false;
+}
+
+static int create_particle(void)
+{
+ int i;
+
+ for (i=0; i<NUM_PARTICLES; i++) {
+ if (!particle_exists(i)) {
+ particles[i][0]=(rb->rand()%112);
+ particles[i][1]=0;
+ return i;
+ }
+ }
+ return -1;
+}
+
+static void snow_move(void)
+{
+ int i;
+
+ if (!(rb->rand()%2))
+ create_particle();
+
+ for (i=0; i<NUM_PARTICLES; i++) {
+ if (particle_exists(i)) {
+ rb->lcd_clearpixel(particles[i][0],particles[i][1]);
+ switch ((rb->rand()%7)) {
+ case 0:
+ particles[i][0]++;
+ break;
+
+ case 1:
+ particles[i][0]--;
+ break;
+
+ case 2:
+ break;
+
+ default:
+ particles[i][1]++;
+ break;
+ }
+ if (particle_exists(i))
+ rb->lcd_drawpixel(particles[i][0],particles[i][1]);
+ }
+ }
+}
+
+static void snow_init(void)
+{
+ int i;
+
+ for (i=0; i<NUM_PARTICLES; i++) {
+ particles[i][0]=-1;
+ particles[i][1]=-1;
+ }
+ rb->lcd_clear_display();
+}
+
+enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
+{
+ TEST_PLUGIN_API(api);
+ (void)(parameter);
+ rb = api;
+
+ snow_init();
+ while (1) {
+ snow_move();
+ rb->lcd_update();
+ rb->sleep(HZ/20);
+
+ if (rb->button_get(false) == BUTTON_OFF)
+ return false;
+ }
+}
+
+#endif