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-rw-r--r--quantum/rgb_matrix_animations/gradient_up_down_anim.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/quantum/rgb_matrix_animations/gradient_up_down_anim.h b/quantum/rgb_matrix_animations/gradient_up_down_anim.h
new file mode 100644
index 000000000..11498e22f
--- /dev/null
+++ b/quantum/rgb_matrix_animations/gradient_up_down_anim.h
@@ -0,0 +1,22 @@
+#pragma once
+#ifndef DISABLE_RGB_MATRIX_GRADIENT_UP_DOWN
+
+extern const rgb_led g_rgb_leds[DRIVER_LED_TOTAL];
+extern rgb_config_t rgb_matrix_config;
+
+bool rgb_matrix_gradient_up_down(effect_params_t* params) {
+ RGB_MATRIX_USE_LIMITS(led_min, led_max);
+
+ HSV hsv = { 0, rgb_matrix_config.sat, rgb_matrix_config.val };
+ uint8_t scale = scale8(64, rgb_matrix_config.speed);
+ for (uint8_t i = led_min; i < led_max; i++) {
+ point_t point = g_rgb_leds[i].point;
+ // The y range will be 0..64, map this to 0..4
+ // Relies on hue being 8-bit and wrapping
+ hsv.h = rgb_matrix_config.hue + scale * (point.y >> 4);
+ RGB rgb = hsv_to_rgb(hsv);
+ rgb_matrix_set_color(i, rgb.r, rgb.g, rgb.b);
+ }
+ return led_max < DRIVER_LED_TOTAL;
+}
+#endif // DISABLE_RGB_MATRIX_GRADIENT_UP_DOWN