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aesthetics: chord

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FMS-Cat
2021-03-26 21:22:56 +09:00
parent 3f1f9ffc96
commit 05027f9120
1 changed files with 8 additions and 8 deletions
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16
src/shaders/music.vert
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@@ -249,11 +249,11 @@ vec2 mainAudio( vec4 time ) {
); );
const int chordsB[48] = int[]( const int chordsB[48] = int[](
-4, 0, 3, 5, 10, 19, -4, 3, 5, 10, 12, 19,
-5, 2, 9, 10, 12, 17, -5, 2, 9, 10, 12, 17,
0, 5, 7, 14, 15, 22, 0, 5, 7, 14, 15, 22,
-3, 0, 2, 5, 12, 19, -3, 4, 11, 12, 14, 19,
-4, 0, 5, 7, 14, 19, -4, 5, 7, 12, 14, 19,
-5, 2, 9, 10, 12, 17, -5, 2, 9, 10, 12, 17,
0, 5, 7, 15, 22, 26, 0, 5, 7, 15, 22, 26,
-3, 3, 7, 12, 17, 22 -3, 3, 7, 12, 17, 22
@@ -472,19 +472,19 @@ vec2 mainAudio( vec4 time ) {
vec2 sum = vec2( 0.0 ); vec2 sum = vec2( 0.0 );
float t = mod( time.z, 8.0 * BEAT ); float t = mod( time.z, 8.0 * BEAT );
vec2 radius = vec2( 0.01 + 0.01 * ( 1.0 - exp( -t ) ) ); vec2 radius = vec2( 0.02 + 0.01 * ( 1.0 - exp( -t ) ) );
for ( int i = 0; i < 18; i ++ ) { for ( int i = 0; i < 18; i ++ ) {
float freq = n2f( chordsB[ ( i % 6 ) + progB ] ) * 0.5; float freq = n2f( chordsB[ ( i % 6 ) + progB ] ) * 0.5;
freq *= 1.0 + 0.02 * ( 0.5 - fs( float( i ) ) ); freq *= 1.0 + 0.05 * ( 0.5 - fs( float( i ) ) );
float phase = 0.4 * saw( t * freq ) + t; float phase = 0.4 * saw( t * freq ) + t;
float fm = 0.3 * wavetable( phase, radius, vec2( 0.2 + 0.3 * float( i ) ) ).x; float fm = 0.2 * wavetable( phase, radius, vec2( 0.2 + 0.3 * float( i ) ) ).x;
sum += 0.4 * mix( 0.0, 1.0, sidechain ) * wavetable( phase + fm, radius, vec2( 0.3 * float( i ) ) ); sum += 0.3 * mix( 0.0, 1.0, sidechain ) * wavetable( phase + fm, radius, vec2( 0.3 * float( i ) ) );
} }
for ( int i = 0; i < 6; i ++ ) { for ( int i = 0; i < 6; i ++ ) {
float rate = n2r( float( chordsB[ i + progB ] ) ); float rate = n2r( float( chordsB[ i + progB ] ) );
sum += 0.3 * mix( 0.0, 1.0, sidechain ) * choir( t * rate * 0.5 ); sum += 0.4 * mix( 0.0, 1.0, sidechain ) * choir( t * rate * 0.5 );
} }
dest += 0.09 * inRangeSmooth( t, 0.0, 4.0 * BEAT, 1E3 ) * aSaturate( 2.0 * sum ); dest += 0.09 * inRangeSmooth( t, 0.0, 4.0 * BEAT, 1E3 ) * aSaturate( 2.0 * sum );