Init zig project with raylib bindings

zig-pkg/raylib-6.0.0-whq8uCSwLgWWeF3ec3dbG6Rr36SLFL-s2WJ1Q_2E22Bb/examples/audio/resources/LICENSE.md

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+| resource             | author      | licence | notes |
+| :------------------- | :---------: | :------ | :---- |
+| country.mp3          | [@emegeme](https://github.com/emegeme) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Originally created for "DART that TARGET" game |
+| target.ogg           | [@emegeme](https://github.com/emegeme) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Originally created for "DART that TARGET" game |
+| target.flac          | [@emegeme](https://github.com/emegeme) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Originally created for "DART that TARGET" game |
+| coin.wav             | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [rFXGen](https://raylibtech.itch.io/rfxgen) |
+| sound.wav            | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [rFXGen](https://raylibtech.itch.io/rfxgen) |
+| spring.wav           | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [rFXGen](https://raylibtech.itch.io/rfxgen) |
+| weird.wav            | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [rFXGen](https://raylibtech.itch.io/rfxgen) |
+| mini1111.xm          | [tPORt](https://modarchive.org/index.php?request=view_by_moduleid&query=51891) | [Mod Archive Distribution license](https://modarchive.org/index.php?terms-upload) | - |

zig-pkg/raylib-6.0.0-whq8uCSwLgWWeF3ec3dbG6Rr36SLFL-s2WJ1Q_2E22Bb/examples/audio/resources/shaders/glsl100/fft.fs

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+#version 100
+
+precision mediump float;
+
+// Input vertex attributes (from vertex shader)
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+// Input uniform values
+uniform vec2 iResolution;
+uniform sampler2D iChannel0;
+
+const vec4 BLACK = vec4(0.0, 0.0, 0.0, 1.0);
+const vec4 WHITE = vec4(1.0, 1.0, 1.0, 1.0);
+const float FFT_ROW = 0.0;
+const float NUM_OF_BINS = 512.0;
+
+void main()
+{
+    vec2 fragCoord = fragTexCoord*iResolution;
+    float cellWidth = iResolution.x/NUM_OF_BINS;
+    float binIndex = floor(fragCoord.x/cellWidth);
+    float localX = mod(fragCoord.x, cellWidth);
+    float barWidth = cellWidth - 1.0;
+    vec4 color = WHITE;
+
+    if (localX <= barWidth)
+    {
+        float sampleX = (binIndex + 0.5)/NUM_OF_BINS;
+        vec2  sampleCoord = vec2(sampleX, FFT_ROW);
+        float amplitude = texture2D(iChannel0, sampleCoord).r; // Only filled the red channel, all channels left open for alternative use
+
+        if (fragTexCoord.y < amplitude) color = BLACK;
+    }
+
+    gl_FragColor = color;
+}

zig-pkg/raylib-6.0.0-whq8uCSwLgWWeF3ec3dbG6Rr36SLFL-s2WJ1Q_2E22Bb/examples/audio/resources/shaders/glsl120/fft.fs

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+#version 120
+
+// Input vertex attributes (from vertex shader)
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+// Input uniform values
+uniform vec2 iResolution;
+uniform sampler2D iChannel0;
+
+const vec4 BLACK = vec4(0.0, 0.0, 0.0, 1.0);
+const vec4 WHITE = vec4(1.0, 1.0, 1.0, 1.0);
+const float FFT_ROW = 0.0;
+const float NUM_OF_BINS = 512.0;
+
+void main()
+{
+    vec2 fragCoord = fragTexCoord*iResolution;
+    float cellWidth = iResolution.x/NUM_OF_BINS;
+    float binIndex = floor(fragCoord.x/cellWidth);
+    float localX = mod(fragCoord.x, cellWidth);
+    float barWidth = cellWidth - 1.0;
+    vec4 color = WHITE;
+
+    if (localX <= barWidth)
+    {
+        float sampleX = (binIndex + 0.5)/NUM_OF_BINS;
+        vec2  sampleCoord = vec2(sampleX, FFT_ROW);
+        float amplitude = texture2D(iChannel0, sampleCoord).r; // Only filled the red channel, all channels left open for alternative use
+
+        if (fragTexCoord.y < amplitude) color = BLACK;
+    }
+
+    gl_FragColor = color;
+}

zig-pkg/raylib-6.0.0-whq8uCSwLgWWeF3ec3dbG6Rr36SLFL-s2WJ1Q_2E22Bb/examples/audio/resources/shaders/glsl330/fft.fs

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+#version 330
+
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+out vec4 finalColor;
+
+uniform vec2 iResolution;
+uniform sampler2D iChannel0;
+
+const vec4 BLACK = vec4(0.0, 0.0, 0.0, 1.0);
+const vec4 WHITE = vec4(1.0, 1.0, 1.0, 1.0);
+const float FFT_ROW = 0.0;
+const float NUM_OF_BINS = 512.0;
+
+void main()
+{
+    vec2 fragCoord = fragTexCoord*iResolution;
+    float cellWidth = iResolution.x/NUM_OF_BINS;
+    float binIndex = floor(fragCoord.x/cellWidth);
+    float localX = mod(fragCoord.x, cellWidth);
+    float barWidth  = cellWidth - 1.0;
+    vec4 color = WHITE;
+
+    if (localX <= barWidth)
+    {
+        float sampleX = (binIndex + 0.5)/NUM_OF_BINS;
+        vec2  sampleCoord = vec2(sampleX, FFT_ROW);
+        float amplitude = texture(iChannel0, sampleCoord).r; // Only filled the red channel, all channels left open for alternative use
+
+        if (fragTexCoord.y < amplitude) color = BLACK;
+    }
+
+    finalColor = color;
+}