comparison projects/heavy/circularBuffer/SignalVar.c @ 163:20b52283c7b4 heavy-updated

- added circular buffer pd/heavy example (works but process needs to be killed manually if launched via ssh?)

+/**
+ * Copyright (c) 2014, 2015, Enzien Audio Ltd.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "SignalVar.h"
+
+// __var~f
+
+static void sVarf_update(SignalVarf *o, float k, float step, bool reverse) {
+#if HV_SIMD_AVX
+  if (reverse) o->v = _mm256_setr_ps(k+7.0f*step, k+6.0f*step, k+5.0f*step, k+4.0f*step, k+3.0f*step, k+2.0f*step, k+step, k);
+  else o->v = _mm256_set_ps(k+7.0f*step, k+6.0f*step, k+5.0f*step, k+4.0f*step, k+3.0f*step, k+2.0f*step, k+step, k);
+#elif HV_SIMD_SSE
+  if (reverse) o->v = _mm_setr_ps(k+3.0f*step, k+2.0f*step, k+step, k);
+  else o->v = _mm_set_ps(k+3.0f*step, k+2.0f*step, k+step, k);
+#elif HV_SIMD_NEON
+  if (reverse) o->v = (float32x4_t) {3.0f*step+k, 2.0f*step+k, step+k, k};
+  else o->v = (float32x4_t) {k, step+k, 2.0f*step+k, 3.0f*step+k};
+#else // HV_SIMD_NONE
+  o->v = k;
+#endif
+}
+
+hv_size_t sVarf_init(SignalVarf *o, float k, float step, bool reverse) {
+  sVarf_update(o, k, step, reverse);
+  return 0;
+}
+
+void sVarf_onMessage(HvBase *_c, SignalVarf *o, const HvMessage *m) {
+  if (msg_isFloat(m,0)) {
+    sVarf_update(o, msg_getFloat(m,0), msg_isFloat(m,1) ? msg_getFloat(m,1) : 0.0f, msg_getNumElements(m) == 3);
+  }
+}
+
+
+
+// __var~i
+
+static void sVari_update(SignalVari *o, int k, int step, bool reverse) {
+#if HV_SIMD_AVX
+  if (reverse) o->v = _mm256_setr_epi32(k+7*step, k+6*step, k+5*step, k+4*step, k+3*step, k+2*step, k+step, k);
+  else o->v = _mm256_set_epi32(k+7*step, k+6*step, k+5*step, k+4*step, k+3*step, k+2*step, k+step, k);
+#elif HV_SIMD_SSE
+  if (reverse) o->v = _mm_setr_epi32(k+3*step, k+2*step, k+step, k);
+  else o->v = _mm_set_epi32(k+3*step, k+2*step, k+step, k);
+#elif HV_SIMD_NEON
+  if (reverse) o->v = (int32x4_t) {3*step+k, 2*step+k, step+k, k};
+  else o->v = (int32x4_t) {k, step+k, 2*step+k, 3*step+k};
+#else // HV_SIMD_NEON
+  o->v = k;
+#endif
+}
+
+hv_size_t sVari_init(SignalVari *o, int k, int step, bool reverse) {
+  sVari_update(o, k, step, reverse);
+  return 0;
+}
+
+void sVari_onMessage(HvBase *_c, SignalVari *o, const HvMessage *m) {
+  if (msg_isFloat(m,0)) {
+    sVari_update(o, (int) msg_getFloat(m,0), msg_isFloat(m,1) ? (int) msg_getFloat(m,1) : 0, msg_getNumElements(m) == 3);
+  }
+}