Xiaohan-Tian
45 lines
1.3 KiB
TypeScript
45 lines
1.3 KiB
TypeScript
export type PianoRollAutomationType =
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| 'pitch-bend'
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| 'cc-1'
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| 'cc-2'
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| 'cc-7'
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| 'cc-11'
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| 'cc-64';
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export interface PianoRollAutomationOption {
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label: string;
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value: PianoRollAutomationType;
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interpolationMode: 'linear' | 'step';
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}
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export const PIANO_ROLL_AUTOMATION_OPTIONS: PianoRollAutomationOption[] = [
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{ label: 'Pitch Bend', value: 'pitch-bend', interpolationMode: 'linear' },
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{ label: 'CC1', value: 'cc-1', interpolationMode: 'linear' },
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{ label: 'CC2', value: 'cc-2', interpolationMode: 'linear' },
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{ label: 'CC7', value: 'cc-7', interpolationMode: 'linear' },
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{ label: 'CC11', value: 'cc-11', interpolationMode: 'linear' },
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{ label: 'CC64', value: 'cc-64', interpolationMode: 'step' },
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];
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export function getControllerNumberForAutomationType(type: PianoRollAutomationType): number | null {
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switch (type) {
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case 'cc-1':
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return 1;
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case 'cc-2':
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return 2;
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case 'cc-7':
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return 7;
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case 'cc-11':
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return 11;
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case 'cc-64':
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return 64;
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case 'pitch-bend':
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default:
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return null;
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}
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}
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export function getAutomationInterpolationMode(type: PianoRollAutomationType): 'linear' | 'step' {
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return PIANO_ROLL_AUTOMATION_OPTIONS.find(option => option.value === type)?.interpolationMode ?? 'linear';
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}
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