Mercurial > repos > simple16
annotate src/system.h @ 56:fa9cf7108ab7
Add 8bpp picture example
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Wed, 31 Aug 2016 23:50:20 -0700 |
| parents | 4c9dbfa30a66 |
| children |
| rev | line source |
|---|---|
| 15 | 1 #ifndef SYSTEM_H_ |
| 2 #define SYSTEM_H_ | |
| 3 | |
| 24 | 4 //initializes audio and video output with the given parameters |
| 5 int system_init(int width, int height, int desired_sample_rate); | |
| 6 //Should be called once per frame to get a pointer to the output buffer at the start of rendering | |
| 15 | 7 uint16_t *system_get_framebuffer(int *pitch); |
| 24 | 8 //Should be called once per frame at the competion of rendering |
| 9 //The pointer returned by system_get_framebuffer should be discarded after calling this function | |
| 15 | 10 void system_framebuffer_updated(); |
| 24 | 11 //Pumps the event queue and processes events |
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ae58e7c3c328
Poll events regularly to avoid unresponsive app warnings. Handle quit event
Michael Pavone <pavone@retrodev.com>
parents:
15
diff
changeset
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12 void system_poll_events(); |
| 24 | 13 //Presents an audio buffer to the system for playback |
| 14 //Will block until the system is ready for more samples | |
| 15 //The buffer passed to this function should not be used again | |
| 16 //by the caller until the next call to system_present_audio | |
| 17 void system_present_audio(int16_t *buffer); | |
| 18 //Returns the audio sample rate, which may be different than what was requested | |
| 19 int system_sample_rate(); | |
| 20 //Returns the number of samples that should be provided in a call to system_present_audio | |
| 21 int system_buffer_size(); | |
| 15 | 22 |
| 23 #endif //SYSTEM_H_ |