43 lines
1.2 KiB
TypeScript
43 lines
1.2 KiB
TypeScript
import WaveformDisplay from "./WaveformDisplay.vue";
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type WaveformDataType = {
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x: number[];
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y: number[][];
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xUnit: "s" | "ms" | "us";
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yUnit: "V" | "mV" | "uV";
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};
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// Test data generator
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function generateTestData(): WaveformDataType {
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const sampleRate = 1000; // 1kHz
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const duration = 0.1; // 10ms
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const points = Math.floor(sampleRate * duration);
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const x = Array.from({ length: points }, (_, i) => (i / sampleRate) * 1000); // time in ms
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// Generate multiple channels with different waveforms
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const y = [
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// Channel 1: Sine wave 50Hz
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Array.from(
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{ length: points },
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(_, i) => Math.sin((2 * Math.PI * 50 * i) / sampleRate) * 3.3,
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),
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// Channel 2: Square wave 25Hz
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Array.from(
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{ length: points },
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(_, i) => Math.sign(Math.sin((2 * Math.PI * 25 * i) / sampleRate)) * 5,
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),
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// Channel 3: Sawtooth wave 33Hz
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Array.from(
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{ length: points },
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(_, i) => (2 * (((33 * i) / sampleRate) % 1) - 1) * 2.5,
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),
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// Channel 4: Noise + DC offset
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Array.from({ length: points }, () => Math.random() * 0.5 + 1.5),
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];
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return { x, y, xUnit: "ms", yUnit: "V" };
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}
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export { WaveformDisplay, generateTestData , type WaveformDataType };
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