From 7dac325122067bd8b453c0ec60fc1a768bb6f934 Mon Sep 17 00:00:00 2001
From: stefonzo <stevester.robinson@gmail.com>
Date: Mon, 5 Sep 2022 20:17:22 -0500
Subject: adds libwav

---
 3rdparty/libwav/tests/write_f32/CMakeLists.txt | 13 +++++++++++++
 3rdparty/libwav/tests/write_f32/main.c         | 25 +++++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 3rdparty/libwav/tests/write_f32/CMakeLists.txt
 create mode 100644 3rdparty/libwav/tests/write_f32/main.c

(limited to '3rdparty/libwav/tests')

diff --git a/3rdparty/libwav/tests/write_f32/CMakeLists.txt b/3rdparty/libwav/tests/write_f32/CMakeLists.txt
new file mode 100644
index 0000000..cca1ecf
--- /dev/null
+++ b/3rdparty/libwav/tests/write_f32/CMakeLists.txt
@@ -0,0 +1,13 @@
+add_executable(write-f32 main.c)
+target_link_libraries(write-f32
+    wav::wav
+    $<$<PLATFORM_ID:Linux>:m>
+    )
+target_include_directories(write-f32 PRIVATE ${CMAKE_SOURCE_DIR}/include)
+target_compile_features(write-f32 PRIVATE ${wav_compile_features})
+target_compile_definitions(write-f32 PRIVATE ${wav_compile_definitions})
+target_compile_options(write-f32 PRIVATE
+    ${wav_c_flags}
+    $<$<CONFIG:RELEASE>:${wav_compile_options_release}>
+    $<$<CONFIG:RELWITHDEBINFO>:${wav_compile_options_release}>
+    )
diff --git a/3rdparty/libwav/tests/write_f32/main.c b/3rdparty/libwav/tests/write_f32/main.c
new file mode 100644
index 0000000..14f4f33
--- /dev/null
+++ b/3rdparty/libwav/tests/write_f32/main.c
@@ -0,0 +1,25 @@
+#include <math.h>
+#include <stdlib.h>
+#include "wav.h"
+
+void generate_sine_wave(float *x, int sample_rate, int len)
+{
+    for (int i = 0; i < len; ++i) {
+        x[i] = 0.5f * cosf(2 * 3.14159265358979323f * 440.0f * i / sample_rate);
+    }
+}
+
+int main(void)
+{
+    float *buf = malloc(sizeof(float) * 10 * 44100);
+    generate_sine_wave(buf, 44100, 10 * 44100);
+    WavFile *fp = wav_open("out.wav", WAV_OPEN_WRITE);
+    wav_set_format(fp, WAV_FORMAT_IEEE_FLOAT);
+    /* wav_set_sample_size(fp, sizeof(float)); */
+    wav_set_num_channels(fp, 1);
+    wav_set_sample_rate(fp, 44100);
+    wav_write(fp, buf, 10 * 44100);
+    wav_close(fp);
+    free(buf);
+    return 0;
+}
-- 
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