Mercurial > hg > beaglert
diff projects/basic_passthru/render.cpp @ 52:a6d223473ea2 newapi
Updated examples for new API. tank_wars not yet updated; audio_in_FFT and oscillator_bank not working properly yet.
author | andrewm |
---|---|
date | Sun, 31 May 2015 02:13:39 -0500 |
parents | 6adb088196a7 |
children | 3c3a1357657d |
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--- a/projects/basic_passthru/render.cpp Sat May 30 13:25:51 2015 -0500 +++ b/projects/basic_passthru/render.cpp Sun May 31 02:13:39 2015 -0500 @@ -6,7 +6,7 @@ */ -#include "../../include/render.h" +#include "../../include/BeagleRT.h" #include "../../include/Utilities.h" #include <rtdk.h> @@ -19,11 +19,7 @@ // // Return true on success; returning false halts the program. -bool initialise_render(int numMatrixChannels, int numAudioChannels, - int numMatrixFramesPerPeriod, - int numAudioFramesPerPeriod, - float matrixSampleRate, float audioSampleRate, - void *userData) +bool initialise_render(BeagleRTContext *context, void *userData) { // Nothing to do here... @@ -35,25 +31,24 @@ // ADCs and DACs (if available). If only audio is available, numMatrixFrames // will be 0. -void render(int numMatrixFrames, int numAudioFrames, float *audioIn, float *audioOut, - uint16_t *matrixIn, uint16_t *matrixOut) +void render(BeagleRTContext *context, void *userData) { // Simplest possible case: pass inputs through to outputs - for(int n = 0; n < numAudioFrames; n++) { - for(int ch = 0; ch < gNumAudioChannels; ch++) - audioOut[n * gNumAudioChannels + ch] = audioIn[n * gNumAudioChannels + ch]; + for(unsigned int n = 0; n < context->audioFrames; n++) { + for(unsigned int ch = 0; ch < context->audioChannels; ch++) + context->audioOut[n * context->audioChannels + ch] = context->audioIn[n * context->audioChannels + ch]; } // Same with matrix, only if matrix is enabled - if(numMatrixFrames != 0) { - for(int n = 0; n < numMatrixFrames; n++) { - for(int ch = 0; ch < gNumMatrixChannels; ch++) { + if(context->analogFrames != 0) { + for(unsigned int n = 0; n < context->analogFrames; n++) { + for(unsigned int ch = 0; ch < context->analogChannels; ch++) { // Two equivalent ways to write this code // The long way, using the buffers directly: - // matrixOut[n * gNumMatrixChannels + ch] = matrixIn[n * gNumMatrixChannels + ch]; + // context->analogOut[n * context->analogChannels + ch] = context->analogIn[n * context->analogChannels + ch]; // Or using the macros: - analogWrite(ch, n, analogRead(ch, n)); + analogWriteFrame(context, n, ch, analogReadFrame(context, n, ch)); } } } @@ -62,7 +57,7 @@ // cleanup_render() is called once at the end, after the audio has stopped. // Release any resources that were allocated in initialise_render(). -void cleanup_render() +void cleanup_render(BeagleRTContext *context, void *userData) { }