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Diffstat (limited to 'internal/generator/theme_sounds.go')
| -rw-r--r-- | internal/generator/theme_sounds.go | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/internal/generator/theme_sounds.go b/internal/generator/theme_sounds.go new file mode 100644 index 0000000..e41e7a5 --- /dev/null +++ b/internal/generator/theme_sounds.go @@ -0,0 +1,179 @@ +package generator + +import ( + "encoding/json" + "html/template" +) + +// themeSounds is serialized into each page for Web Audio (splash + keyboard nav). +// Wave: "sine" | "triangle" | "square". +type themeSounds struct { + Splash struct { + Freqs []float64 `json:"freqs"` + Spacing float64 `json:"spacing"` + Gain float64 `json:"gain"` + Wave string `json:"wave"` + } `json:"splash"` + Nav struct { + Freq float64 `json:"freq"` + Wave string `json:"wave"` + Dur float64 `json:"dur"` + Gain float64 `json:"gain"` + } `json:"nav"` + Open struct { + Wave string `json:"wave"` + Start float64 `json:"start"` + End float64 `json:"end"` + Dur float64 `json:"dur"` + Gain float64 `json:"gain"` + } `json:"open"` + Close struct { + Wave string `json:"wave"` + Start float64 `json:"start"` + End float64 `json:"end"` + Dur float64 `json:"dur"` + Gain float64 `json:"gain"` + } `json:"close"` +} + +// themeSoundPresets maps CLI theme names to synth parameters (see themes.go registry). +var themeSoundPresets = map[string]themeSounds{ + "neon": soundsNeon(), + "terminal": soundsTerminal(), + "synthwave": soundsSynthwave(), + "plasma": soundsPlasma(), + "brutalist": soundsBrutalist(), + "volcano": soundsVolcano(), + "aurora": soundsAurora(), + "matrix": soundsMatrix(), + "ocean": soundsOcean(), + "retro": soundsRetro(), + "cosmos": soundsCosmos(), +} + +func soundsNeon() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{523.25, 659.25, 783.99, 1046.5} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.055, 0.09, "sine" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 330, "square", 0.055, 0.11 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "triangle", 523.25, 1046.5, 0.13, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 880, 261.63, 0.16, 0.09 + return s +} + +func soundsTerminal() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{523.25, 659.25, 783.99} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.09, 0.11, "square" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 800, "square", 0.045, 0.12 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "square", 600, 1200, 0.12, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "square", 900, 400, 0.14, 0.09 + return s +} + +func soundsSynthwave() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{196, 246.94, 293.66, 349.23} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.1, 0.1, "sine" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 164.81, "triangle", 0.09, 0.1 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "sine", 220, 440, 0.18, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 440, 110, 0.17, 0.09 + return s +} + +func soundsPlasma() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{311.13, 415.3, 466.16, 622.25} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.08, 0.095, "triangle" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 246.94, "sine", 0.085, 0.11 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "triangle", 349.23, 698.46, 0.15, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 523.25, 174.61, 0.17, 0.09 + return s +} + +func soundsBrutalist() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{100, 150, 200, 120} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.07, 0.14, "square" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 120, "square", 0.07, 0.13 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "square", 200, 400, 0.12, 0.11 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "square", 400, 100, 0.14, 0.1 + return s +} + +func soundsVolcano() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{196, 246.94, 293.66, 349.23} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.08, 0.1, "sine" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 180, "sine", 0.09, 0.11 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "triangle", 261.63, 523.25, 0.16, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 392, 98, 0.17, 0.09 + return s +} + +func soundsAurora() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{659.25, 880, 987.77, 1046.5} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.07, 0.085, "sine" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 440, "sine", 0.1, 0.09 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "sine", 523.25, 880, 0.2, 0.09 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 704, 352, 0.18, 0.085 + return s +} + +func soundsMatrix() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{523.25, 587.33, 659.25, 698.46} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.05, 0.09, "square" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 523.25, "square", 0.045, 0.11 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "square", 880, 1318.5, 0.11, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "square", 880, 330, 0.13, 0.09 + return s +} + +func soundsOcean() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{174.61, 196, 220, 246.94} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.095, 0.095, "sine" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 196, "triangle", 0.1, 0.09 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "sine", 349.23, 523.25, 0.2, 0.09 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 415.3, 246.94, 0.18, 0.085 + return s +} + +func soundsRetro() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{1046.5, 1318.5} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.12, 0.1, "square" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 1200, "square", 0.04, 0.11 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "square", 800, 1600, 0.14, 0.1 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "square", 1600, 400, 0.15, 0.09 + return s +} + +func soundsCosmos() themeSounds { + var s themeSounds + s.Splash.Freqs = []float64{220, 277.18, 329.63, 392} + s.Splash.Spacing, s.Splash.Gain, s.Splash.Wave = 0.09, 0.09, "sine" + s.Nav.Freq, s.Nav.Wave, s.Nav.Dur, s.Nav.Gain = 277.18, "sine", 0.09, 0.09 + s.Open.Wave, s.Open.Start, s.Open.End, s.Open.Dur, s.Open.Gain = "triangle", 392, 587.33, 0.22, 0.09 + s.Close.Wave, s.Close.Start, s.Close.End, s.Close.Dur, s.Close.Gain = "sine", 587.33, 196, 0.2, 0.085 + return s +} + +func defaultSounds() themeSounds { + return soundsNeon() +} + +// themeSoundsJSON returns a JS object literal for embedding in <script> (safe JSON). +func themeSoundsJSON(themeName string) template.JS { + p := defaultSounds() + if x, ok := themeSoundPresets[themeName]; ok { + p = x + } + b, err := json.Marshal(p) + if err != nil { + b, _ = json.Marshal(defaultSounds()) + } + return template.JS(b) //nolint:gosec // JSON from fixed structs +} |