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optimisation attempt

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This commit is contained in:
minjaesong
2022-10-06 21:07:16 +09:00
parent a6685df5d1
commit 93ac1011e9
3 changed files with 111 additions and 112 deletions
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80
src/net/torvald/gdx/graphics/UnsafeCvecArray.kt
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@@ -29,34 +29,43 @@ internal class UnsafeCvecArray(val width: Int, val height: Int) {
fun getG(x: Int, y: Int) = array.getFloat(toAddr(x, y) + 1)
fun getB(x: Int, y: Int) = array.getFloat(toAddr(x, y) + 2)
fun getA(x: Int, y: Int) = array.getFloat(toAddr(x, y) + 3)
inline fun getVec(x: Int, y: Int) = Cvec(
array.getFloat(toAddr(x, y)),
array.getFloat(toAddr(x, y) + 1),
array.getFloat(toAddr(x, y) + 2),
array.getFloat(toAddr(x, y) + 3)
)
/**
* Returns a copy of the vector. Use [setVec] to modify the value in the CvecArray
*/
fun getVec(x: Int, y: Int): Cvec {
val a = toAddr(x, y)
return Cvec(
array.getFloat(a + 0),
array.getFloat(a + 1),
array.getFloat(a + 2),
array.getFloat(a + 3)
)
}
/**
* @param channel 0 for R, 1 for G, 2 for B, 3 for A
*/
fun channelGet(x: Int, y: Int, channel: Int) = array.getFloat(toAddr(x, y) + channel)
// fun channelGet(x: Int, y: Int, channel: Int) = array.getFloat(toAddr(x, y) + channel)
// setters
fun zerofill() = array.fillWith(0)
fun setR(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y), value) }
fun setG(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y) + 1, value) }
fun setB(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y) + 2, value) }
fun setA(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y) + 3, value) }
inline fun setVec(x: Int, y: Int, value: Cvec) {
array.setFloat(toAddr(x, y), value.r)
array.setFloat(toAddr(x, y) + 1, value.g)
array.setFloat(toAddr(x, y) + 2, value.b)
array.setFloat(toAddr(x, y) + 3, value.a)
// fun setR(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y), value) }
// fun setG(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y) + 1, value) }
// fun setB(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y) + 2, value) }
// fun setA(x: Int, y: Int, value: Float) { array.setFloat(toAddr(x, y) + 3, value) }
fun setVec(x: Int, y: Int, value: Cvec) {
val a = toAddr(x, y)
array.setFloat(a + 0, value.r)
array.setFloat(a + 1, value.g)
array.setFloat(a + 2, value.b)
array.setFloat(a + 3, value.a)
}
inline fun setScalar(x: Int, y: Int, value: Float) {
array.setFloat(toAddr(x, y), value)
array.setFloat(toAddr(x, y) + 1, value)
array.setFloat(toAddr(x, y) + 2, value)
array.setFloat(toAddr(x, y) + 3, value)
fun setScalar(x: Int, y: Int, value: Float) {
val a = toAddr(x, y)
array.setFloat(a + 0, value)
array.setFloat(a + 1, value)
array.setFloat(a + 2, value)
array.setFloat(a + 3, value)
}
/**
* @param channel 0 for R, 1 for G, 2 for B, 3 for A
@@ -66,24 +75,27 @@ internal class UnsafeCvecArray(val width: Int, val height: Int) {
}
// operators
inline fun max(x: Int, y: Int, other: Cvec) {
setR(x, y, maxOf(getR(x, y), other.r))
setG(x, y, maxOf(getG(x, y), other.g))
setB(x, y, maxOf(getB(x, y), other.b))
setA(x, y, maxOf(getA(x, y), other.a))
fun max(x: Int, y: Int, other: Cvec) {
val a = toAddr(x, y)
array.setFloat(a + 0, maxOf(array.getFloat(a + 0), other.r))
array.setFloat(a + 1, maxOf(array.getFloat(a + 1), other.g))
array.setFloat(a + 2, maxOf(array.getFloat(a + 2), other.b))
array.setFloat(a + 3, maxOf(array.getFloat(a + 3), other.a))
}
inline fun mul(x: Int, y: Int, scalar: Float) {
setR(x, y, getR(x, y) * scalar)
setG(x, y, getG(x, y) * scalar)
setB(x, y, getB(x, y) * scalar)
setA(x, y, getA(x, y) * scalar)
fun mul(x: Int, y: Int, scalar: Float) {
val a = toAddr(x, y)
array.setFloat(a + 0, (array.getFloat(a + 0) * scalar))
array.setFloat(a + 1, (array.getFloat(a + 1) * scalar))
array.setFloat(a + 2, (array.getFloat(a + 2) * scalar))
array.setFloat(a + 3, (array.getFloat(a + 3) * scalar))
}
fun mulAndAssign(x: Int, y: Int, scalar: Float) {
val addr = toAddr(x, y)
for (k in 0..3) {
array.setFloat(addr + k, (array.getFloat(addr + k) * scalar))
}
array.setFloat(addr + 0, (array.getFloat(addr + 0) * scalar))
array.setFloat(addr + 1, (array.getFloat(addr + 1) * scalar))
array.setFloat(addr + 2, (array.getFloat(addr + 2) * scalar))
array.setFloat(addr + 3, (array.getFloat(addr + 3) * scalar))
}
fun forAllMulAssign(scalar: Float) {