Add simple led support

Also the first version of a led testing animation

1 files changed, 45 insertions, 0 deletions

diff --git a/led_test.c b/led_test.c
new file mode 100644
index 000000000..1aadd5541
--- /dev/null
+++ b/led_test.c
@@ -0,0 +1,45 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 Fred Sundvik
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+#include "led_test.h"
+#include "gfx.h"
+
+keyframe_animation_t led_test_animation = {
+    .num_frames = 1,
+    .loop = true,
+    .frame_lengths = {MS2ST(1000)},
+    .frame_functions = {
+        keyframe_fade_in_all_leds,
+    },
+};
+
+bool keyframe_fade_in_all_leds(keyframe_animation_t* animation, visualizer_state_t* state) {
+    (void)state;
+    int frame_length = animation->frame_lengths[animation->current_frame];
+    int current_pos = frame_length - animation->time_left_in_frame;
+    uint8_t luma = 0x255 * current_pos / frame_length;
+    color_t color = LUMA2COLOR(luma);
+    gdispGClear(LED_DISPLAY, color);
+    gdispGFlush(LED_DISPLAY);
+    return true;
+}