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improved android code + fixes in bw_ppm and bw_rand

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This commit is contained in:
Stefano D'Angelo 2023-08-04 07:30:57 +02:00
parent 13659d9aad
commit 6d92e83b57
6 changed files with 11 additions and 5 deletions
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1
TODO
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@ -101,6 +101,7 @@ build system:
* single header(s)
* cross compile (rpi etc.)
* consider tuist (https://tuist.io/), bazel (https://bazel.build/), pants (https://www.pantsbuild.org/), buck (https://buck2.build/), please (https://please.build/index.html) for mobile apps
* homogenize android and ios common code (e.g., same index)
--

2
examples/common/android/MainActivity-fx.java
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@ -71,7 +71,7 @@ public class MainActivity extends Activity {
@JavascriptInterface
public void setParameter(int i, float v) {
nativeSetParameter(i, v * 0.001f);
nativeSetParameter(i, v);
}
}

2
examples/common/android/MainActivity-synth.java
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@ -154,7 +154,7 @@ public class MainActivity extends Activity {
@JavascriptInterface
public void setParameter(int i, float v) {
nativeSetParameter(i, v * 0.001f);
nativeSetParameter(i, v);
}
}

4
examples/common/android/index.html
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@ -22,6 +22,7 @@
-->
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<script type="text/javascript" src="config.js"></script>
<script type="text/javascript">
var hasAudioPermission = true;
@ -75,7 +76,7 @@ window.onload = function () {
let index = i;
range.addEventListener("input",
function (ev) {
Android.setParameter(index, ev.target.value * 1000);
Android.setParameter(index, parseFloat(ev.target.value));
});
}
div.appendChild(range);
@ -108,6 +109,7 @@ function gotAudioPermission() {
* {
margin: 0;
padding: 0;
user-select: none;
}
body {

4
include/bw_ppm.h
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@ -33,6 +33,8 @@
* <li>Version <strong>0.6.0</strong>:
* <ul>
* <li>Removed dependency on bw_config.</li>
* <li>Fixed bug by forcing <code>-INFINITY</code> output when signal
* level is below -600 dB.</li>
* </ul>
* </li>
* <li>Version <strong>0.5.0</strong>:
@ -200,7 +202,7 @@ static inline void bw_ppm_update_coeffs_audio(bw_ppm_coeffs *BW_RESTRICT coeffs)
static inline float bw_ppm_process1(const bw_ppm_coeffs *BW_RESTRICT coeffs, bw_ppm_state *BW_RESTRICT state, float x) {
const float yl = bw_env_follow_process1(&coeffs->env_follow_coeffs, &state->env_follow_state, x);
const float y = yl > 0.f ? bw_lin2dBf_3(yl) : -INFINITY;
const float y = yl >= 1e-30f ? bw_lin2dBf_3(yl) : -INFINITY; // -600 dB is quiet enough
state->y_z1 = y;
return y;
}

3
include/bw_rand.h
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@ -38,6 +38,7 @@
* <ul>
* <li>Added debugging code.</li>
* <li>Removed dependency on bw_config.</li>
* <li>Fixed harmless warning in <code>bw_randu32()</code>.</li>
* </ul>
* </li>
* <li>Version <strong>0.2.0</strong>:
@ -95,7 +96,7 @@ static inline uint32_t bw_randu32(uint64_t *BW_RESTRICT state) {
// Permuted Congruential Generator,
// taken from https://nullprogram.com/blog/2017/09/21/
*state = *state * 0x9b60933458e17d7d + 0xd737232eeccdf7ed;
return *state >> (29 - (*state >> 61));
return (uint32_t)(*state >> (29 - (*state >> 61)));
}
static inline float bw_randf(uint64_t *BW_RESTRICT state) {