cpumeter android

templates/android/src/data.h

@@ -28,7 +28,7 @@
 #define NUM_CHANNELS_OUT         {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "output" && !x.cv && !x.sidechain && !x.optional).length > 0 ? (it.product.buses.filter(x => x.type == "audio" && x.direction == "output" && !x.cv && !x.sidechain && !x.optional)[0].channels == "mono" ? 1 : 2) : 0}}
 #define NUM_NON_OPT_CHANNELS_IN  {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "input"  && !x.optional).reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
 #define NUM_NON_OPT_CHANNELS_OUT {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "output" && !x.optional).reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
-#define NUM_ALL_CHANNELS_IN		{{=it.product.buses.filter(x => x.type == "audio" && x.direction == "input").reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
+#define NUM_ALL_CHANNELS_IN      {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "input") .reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
 #define NUM_ALL_CHANNELS_OUT     {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "output").reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
 
 #define NUM_MIDI_INPUTS          {{=it.product.buses.filter(x => x.type == "midi" && x.direction == "input").length}}
@@ -80,6 +80,11 @@ static struct {
 	},
 {{~}}
 };
+
+{{?it.product.parameters.find(x => x.direction == "output" && x.isCpumeter)}}
+# define PARAM_OUT_CPU_INDEX {{=it.product.parameters.indexOf(it.product.parameters.find(x => x.direction == "output" && x.isCpumeter))}}
+{{?}}
+
 #endif
 
 #define JNI_FUNC(x) Java_{{=it.android.javaPackageName.replaceAll("_", "_1").replaceAll(".", "_")}}_MainActivity_##x

templates/android/src/jni.cpp

@@ -22,10 +22,10 @@
 #include <stdint.h>
 
 typedef struct {
-	void *		handle;
+	void       *handle;
-	const char *	format;
+	const char *format;
-	const char * (*get_bindir)(void *handle);
+	const char *(*get_bindir)(void *handle);
-	const char * (*get_datadir)(void *handle);
+	const char *(*get_datadir)(void *handle);
 } plugin_callbacks;
 
 #include "data.h"
@@ -52,10 +52,13 @@ typedef struct {
 
 #if NUM_MIDI_INPUTS > 0
 # include <vector>
-
 # include <amidi/AMidi.h>
 #endif
 
+#ifdef PARAM_OUT_CPU_INDEX
+# include "fatica.h"
+#endif
+
 #if defined(__i386__) || defined(__x86_64__)
 #include <xmmintrin.h>
 #include <pmmintrin.h>
@@ -63,29 +66,29 @@ typedef struct {
 
 static ma_device      device;
 static plugin         instance;
-static void *		mem;
+static void          *mem;
 #if NUM_NON_OPT_CHANNELS_IN > NUM_CHANNELS_IN
 float                 zero[BLOCK_SIZE];
 #endif
 #if NUM_CHANNELS_IN > 0
 float                 x_buf[NUM_CHANNELS_IN * BLOCK_SIZE];
-float *			x_in[NUM_CHANNELS_IN];
+float                *x_in[NUM_CHANNELS_IN];
 #endif
 #if NUM_ALL_CHANNELS_IN > 0
-const float *		x[NUM_ALL_CHANNELS_IN];
+const float          *x[NUM_ALL_CHANNELS_IN];
 #else
-const float **		x;
+const float         **x;
 #endif
 #if NUM_NON_OPT_CHANNELS_OUT > 0
 float                 y_buf[NUM_NON_OPT_CHANNELS_OUT * BLOCK_SIZE];
 #endif
 #if NUM_CHANNELS_OUT > 0
-float *			y_out[NUM_CHANNELS_OUT];
+float                *y_out[NUM_CHANNELS_OUT];
 #endif
 #if NUM_ALL_CHANNELS_OUT > 0
-float *			y[NUM_ALL_CHANNELS_OUT];
+float                *y[NUM_ALL_CHANNELS_OUT];
 #else
-float **		y;
+float               **y;
 #endif
 #if PARAMETERS_N > 0
 std::mutex            mutex;
@@ -102,10 +105,18 @@ std::vector<PortData> midiPorts;
 # define MIDI_BUFFER_SIZE 1024
 uint8_t               midiBuffer[MIDI_BUFFER_SIZE];
 #endif
+#ifdef PARAM_OUT_CPU_INDEX
+float                 cpu_meter   = 0.f;
+float                 sample_rate = 1.f;
+#endif
 
 static void data_callback(ma_device* pDevice, void* pOutput, const void* pInput, ma_uint32 frameCount) {
 	(void)pDevice;
 
+#ifdef PARAM_OUT_CPU_INDEX
+	const unsigned long long processTimeStart = fatica_time_process();
+#endif
+
 #if defined(__aarch64__)
 	uint64_t fpcr;
 	__asm__ __volatile__ ("mrs %0, fpcr" : "=r"(fpcr));
@@ -122,8 +133,15 @@ static void data_callback(ma_device* pDevice, void* pOutput, const void* pInput,
 	if (mutex.try_lock()) {
 # if PARAMETERS_N > 0
 		for (size_t i = 0; i < PARAMETERS_N; i++) {
-			if (param_data[i].out)
+			if (param_data[i].out) {
+#  ifdef PARAM_OUT_CPU_INDEX
+				if (i == PARAM_OUT_CPU_INDEX) {
+					param_values_prev[i] = param_values[i] = cpu_meter;
+					continue;
+				}
+#  endif
 				param_values_prev[i] = param_values[i] = plugin_get_parameter(&instance, i);
+			}
 			else if (param_values_prev[i] != param_values[i]) {
 				plugin_set_parameter(&instance, i, param_values[i]);
 				param_values_prev[i] = param_values[i];
@@ -188,6 +206,13 @@ static void data_callback(ma_device* pDevice, void* pOutput, const void* pInput,
 	_MM_SET_FLUSH_ZERO_MODE(flush_zero_mode);
 	_MM_SET_DENORMALS_ZERO_MODE(denormals_zero_mode);
 #endif
+
+#ifdef PARAM_OUT_CPU_INDEX
+	const unsigned long long processTimeEnd = fatica_time_process();
+	const unsigned long long processTime100n = processTimeEnd - processTimeStart;
+	const double processTimeS = ((double) processTime100n) * 1.0e-7;
+	cpu_meter = cpu_meter * 0.9f + ((float) (processTimeS * sample_rate)) * 0.1f;
+#endif
 }
 
 extern "C"
@@ -249,6 +274,10 @@ JNI_FUNC(nativeAudioStart)(JNIEnv* env, jobject thiz) {
 #endif
 
 	plugin_set_sample_rate(&instance, (float)device.sampleRate);
+#ifdef PARAM_OUT_CPU_INDEX
+	sample_rate = (float)device.sampleRate;
+#endif
+
 	size_t req = plugin_mem_req(&instance);
 	if (req != 0) {
 		mem = malloc(req);

test/run.sh

@@ -18,6 +18,7 @@ cp $dir/plugin.h $dir/../out/web/src
 
 $dir/../tibia $dir/product.json,$dir/company.json,$dir/android.json $dir/../templates/android $dir/../out/android
 $dir/../tibia $dir/product.json,$dir/company.json,$dir/android.json,$dir/android-make.json $dir/../templates/android-make $dir/../out/android
+cp $dir/../templates/common/* $dir/../out/android/src/
 cp $dir/keystore.jks $dir/../out/android
 cp $dir/plugin.h $dir/../out/android/src