Light Show library for organic, calm, light display.
Dependencies: BLE_API mbed nRF51822
Fork of mbed_blinky by
sinusoid.h@27:a55dde8334f3, 2016-02-01 (annotated)
- Committer:
- nargetdev
- Date:
- Mon Feb 01 02:45:51 2016 +0000
- Revision:
- 27:a55dde8334f3
- Parent:
- 26:8bc9984c4600
light_show library
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
nargetdev | 27:a55dde8334f3 | 1 | /* Sine objects for use in light_show.h library */ |
nargetdev | 24:52319c0a14b8 | 2 | #ifndef SINUSOID_H |
nargetdev | 24:52319c0a14b8 | 3 | #define SINUSOID_H |
nargetdev | 24:52319c0a14b8 | 4 | |
nargetdev | 25:d48f46d753fd | 5 | const float HPI = 1.571; |
nargetdev | 25:d48f46d753fd | 6 | const float PI = 3.1416; |
nargetdev | 25:d48f46d753fd | 7 | |
nargetdev | 24:52319c0a14b8 | 8 | class Sinusoid { |
nargetdev | 24:52319c0a14b8 | 9 | public: |
nargetdev | 24:52319c0a14b8 | 10 | |
nargetdev | 24:52319c0a14b8 | 11 | /** Get value of Sinusoid |
nargetdev | 24:52319c0a14b8 | 12 | * Returns a float between 0 and 1 |
nargetdev | 24:52319c0a14b8 | 13 | * - This value is zero if time is < wait |
nargetdev | 24:52319c0a14b8 | 14 | **/ |
nargetdev | 25:d48f46d753fd | 15 | float get_y(float); |
nargetdev | 26:8bc9984c4600 | 16 | |
nargetdev | 26:8bc9984c4600 | 17 | /** constructors **/ |
nargetdev | 25:d48f46d753fd | 18 | Sinusoid():wait(0), frequency(1){} |
nargetdev | 24:52319c0a14b8 | 19 | Sinusoid(float wait, float frequency); |
nargetdev | 24:52319c0a14b8 | 20 | |
nargetdev | 26:8bc9984c4600 | 21 | /** set sine wave frequency **/ |
nargetdev | 25:d48f46d753fd | 22 | void set_frequency(float f) {frequency = f;} |
nargetdev | 26:8bc9984c4600 | 23 | |
nargetdev | 26:8bc9984c4600 | 24 | /** set wave stall time **/ |
nargetdev | 25:d48f46d753fd | 25 | void set_wait_time(float w) {wait = w;} |
nargetdev | 25:d48f46d753fd | 26 | private: |
nargetdev | 25:d48f46d753fd | 27 | |
nargetdev | 24:52319c0a14b8 | 28 | |
nargetdev | 24:52319c0a14b8 | 29 | float wait; // before this y is zero |
nargetdev | 24:52319c0a14b8 | 30 | float frequency; |
nargetdev | 24:52319c0a14b8 | 31 | |
nargetdev | 24:52319c0a14b8 | 32 | |
nargetdev | 24:52319c0a14b8 | 33 | }; |
nargetdev | 24:52319c0a14b8 | 34 | |
nargetdev | 24:52319c0a14b8 | 35 | #endif |