mirror of
https://github.com/romychs/Ocean-240.2-Emulator.git
synced 2026-04-21 11:03:21 +03:00
21 lines
391 B
Go
21 lines
391 B
Go
package okean240
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func calculateVAddress(x uint16, y uint16) (uint16, uint16) {
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var offset uint16
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if (c.vShift != 0) && (y > 255-uint16(c.vShift)) {
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offset = 0x100
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} else {
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offset = 0
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}
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y += uint16(c.vShift) & 0x00ff
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x += uint16(c.hShift-7) & 0x00ff
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// Color 256x256 mode
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addr = ((x & 0xf8) << 6) | y
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a1 := (addr - offset) & 0x3fff
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a2 := (addr + 0x100 - offset) & 0x3fff
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}
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