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dithering of the image displaying

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This commit is contained in:
minjaesong
2022-04-06 23:46:23 +09:00
parent ffad375f23
commit ba97e2982c
4 changed files with 83 additions and 53 deletions
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2
assets/disk0/home/jpdectest.js
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File diff suppressed because one or more lines are too long

70
tsvm_core/src/net/torvald/tsvm/GraphicsJSR223Delegate.kt
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File diff suppressed because one or more lines are too long

41
tsvm_core/src/net/torvald/tsvm/UnsafePtr.kt
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@@ -87,8 +87,8 @@ internal class UnsafePtr(pointer: Long, allocSize: Long) {
//// You may break the glass and use this tool when some fucking incomprehensible bugs ("vittujen vitun bugit")
//// appear (e.g. getting garbage values when it fucking shouldn't)
//assert(!destroyed) { throw NullPointerException("The pointer is already destroyed ($this)") }
//if (index !in 0 until size) throw IndexOutOfBoundsException("Index: $index; alloc size: $size")
assert(!destroyed) { throw NullPointerException("The pointer is already destroyed ($this)") }
if (index !in 0 until size) throw IndexOutOfBoundsException("Index: $index; alloc size: $size")
}
operator fun get(index: Long): Byte {
@@ -101,37 +101,60 @@ internal class UnsafePtr(pointer: Long, allocSize: Long) {
UnsafeHelper.unsafe.putByte(ptr + index, value)
}
// NOTE: get/set multibyte values are NOT BYTE-ALIGNED!
fun getFloat(index: Long): Float {
fun getFloatFree(index: Long): Float {
checkNullPtr(index)
return UnsafeHelper.unsafe.getFloat(ptr + index)
}
fun getFloat(unit: Long): Float {
checkNullPtr(unit * 4L)
return UnsafeHelper.unsafe.getFloat(ptr + (unit * 4L))
}
fun getInt(index: Long): Int {
fun getIntFree(index: Long): Int {
checkNullPtr(index)
return UnsafeHelper.unsafe.getInt(ptr + index)
}
fun getInt(unit: Long): Int {
checkNullPtr(unit * 4L)
return UnsafeHelper.unsafe.getInt(ptr + (unit * 4L))
}
fun getShort(index: Long): Short {
fun getShortFree(index: Long): Short {
checkNullPtr(index)
return UnsafeHelper.unsafe.getShort(ptr + index)
}
fun getShort(unit: Long): Short {
checkNullPtr(unit * 2L)
return UnsafeHelper.unsafe.getShort(ptr + (unit * 2L))
}
fun setFloat(index: Long, value: Float) {
fun setFloatFree(index: Long, value: Float) {
checkNullPtr(index)
UnsafeHelper.unsafe.putFloat(ptr + index, value)
}
fun setFloat(unit: Long, value: Float) {
checkNullPtr(unit * 4L)
UnsafeHelper.unsafe.putFloat(ptr + (unit * 4L), value)
}
fun setInt(index: Long, value: Int) {
fun setIntFree(index: Long, value: Int) {
checkNullPtr(index)
UnsafeHelper.unsafe.putInt(ptr + index, value)
}
fun setInt(unit: Long, value: Int) {
checkNullPtr(unit * 4L)
UnsafeHelper.unsafe.putInt(ptr + (unit * 4L), value)
}
fun setShort(index: Long, value: Short) {
fun setShortFree(index: Long, value: Short) {
checkNullPtr(index)
UnsafeHelper.unsafe.putShort(ptr + index, value)
}
fun setShortUnit(unit: Long, value: Short) {
checkNullPtr(unit * 2L)
UnsafeHelper.unsafe.putShort(ptr + (unit * 2L), value)
}
fun fillWith(byte: Byte) {
UnsafeHelper.unsafe.setMemory(ptr, size, byte)

23
tsvm_core/src/net/torvald/tsvm/peripheral/GraphicsAdapter.kt
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@@ -118,8 +118,8 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
override var halfrowMode = false
override var rawCursorPos: Int
get() = textArea.getShort(memTextCursorPosOffset).toInt()
set(value) { textArea.setShort(memTextCursorPosOffset, value.toShort()) }
get() = textArea.getShortFree(memTextCursorPosOffset).toInt()
set(value) { textArea.setShortFree(memTextCursorPosOffset, value.toShort()) }
override fun getCursorPos() = rawCursorPos % TEXT_COLS to rawCursorPos / TEXT_COLS
@@ -451,11 +451,11 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
val foreBits = ttyFore or ttyFore.shl(8) or ttyFore.shl(16) or ttyFore.shl(24)
val backBits = ttyBack or ttyBack.shl(8) or ttyBack.shl(16) or ttyBack.shl(24)
for (i in 0 until TEXT_COLS * TEXT_ROWS step 4) {
textArea.setInt(memTextForeOffset + i, foreBits)
textArea.setInt(memTextBackOffset + i, backBits)
textArea.setInt(memTextOffset + i, 0)
textArea.setIntFree(memTextForeOffset + i, foreBits)
textArea.setIntFree(memTextBackOffset + i, backBits)
textArea.setIntFree(memTextOffset + i, 0)
}
textArea.setShort(memTextCursorPosOffset, 0)
textArea.setShortFree(memTextCursorPosOffset, 0)
}
else -> TODO()
}
@@ -1754,7 +1754,16 @@ void main() {
)
val DEFAULT_PALETTE_NUMBERS = DEFAULT_PALETTE.map { // [[r,g,b,a], [r,g,b,a], [r,g,b,a], ...]
intArrayOf(it.ushr(24).and(255), it.ushr(16).and(255), it.ushr(9).and(255), it.and(255))
intArrayOf(it.ushr(24).and(255), it.ushr(16).and(255), it.ushr(8).and(255), it.and(255))
}
val DEFAULT_PALETTE_NUMBERS_FLOAT = DEFAULT_PALETTE.map { // [[r,g,b,a], [r,g,b,a], [r,g,b,a], ...]
floatArrayOf(
it.ushr(24).and(255).div(255f),
it.ushr(16).and(255).div(255f),
it.ushr(8).and(255).div(255f),
it.and(255).div(255f)
)
}
}
}