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20 lines
426 B
JavaScript
20 lines
426 B
JavaScript
let len = 560*448
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let pcnt = (system.maxmem() / len)|0
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if (pcnt < 2) {
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printerrln("Not enought RAM on the system to test!")
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return
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}
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let c = 0
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print("Rendering plane ")
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for (c = 0; c < pcnt; c++) {
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print(`${c} `)
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for (let i = 0; i < len; i++) {
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sys.poke(c*len + i, c * ((256/pcnt)|0) + 1)
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}
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}
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println("Let's see how fast DMA really is!")
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c = 0
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while (1) {
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dma.ramToFrame(len * c, 0, len)
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c = (c + 1) % pcnt
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} |