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new lighting is regrettably implemented on the master branch, but I don't think this looks any better than the old

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This commit is contained in:
minjaesong
2022-10-05 01:07:07 +09:00
parent aff64f6a8e
commit 50d1aabaf3
3 changed files with 43 additions and 16 deletions
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0
ModuleComputers/src/module-info.java → ModuleComputers/src/module-info.java.wtf
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0
src/module-info.java → src/module-info.java.wtf
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59
src/net/torvald/terrarum/worlddrawer/LightmapRenderer.kt
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@@ -3,6 +3,7 @@ package net.torvald.terrarum.worlddrawer
import com.badlogic.gdx.graphics.Color
import com.badlogic.gdx.graphics.Pixmap
import com.badlogic.gdx.graphics.Texture
import com.jme3.math.FastMath
import net.torvald.gdx.graphics.Cvec
import net.torvald.gdx.graphics.UnsafeCvecArray
import net.torvald.terrarum.*
@@ -325,7 +326,7 @@ object LightmapRenderer {
// why dark spots appear in the first place)
// - Multithreading? I have absolutely no idea.
// - If you naively slice the screen (job area) to multithread, the seam will appear.
r1(lightmap);r2(lightmap);r3(lightmap);r4(lightmap)
r1(lightmap);r2(lightmap);//r3(lightmap);r4(lightmap)
}
App.measureDebugTime("Renderer.Precalculate2") {
@@ -337,10 +338,10 @@ object LightmapRenderer {
}
}
App.measureDebugTime("Renderer.LightRuns2") {
/*App.measureDebugTime("Renderer.LightRuns2") {
r1(lightmap);r2(lightmap);r3(lightmap);r4(lightmap) // two looks better than one
// no rendering trickery will eliminate the need of 2nd pass, even the "decay out"
}
}*/
}
private fun buildLanternAndShadowMap(actorContainer: List<ActorWithBody>) {
@@ -591,10 +592,10 @@ object LightmapRenderer {
distFromLightSrc.add(1)
if (_mapLightLevelThis.getR(swipeX - dx, swipeY - dy) < _mapLightLevelThis.getR(swipeX, swipeY)) distFromLightSrc.r = 0
if (_mapLightLevelThis.getG(swipeX - dx, swipeY - dy) < _mapLightLevelThis.getG(swipeX, swipeY)) distFromLightSrc.g = 0
if (_mapLightLevelThis.getB(swipeX - dx, swipeY - dy) < _mapLightLevelThis.getB(swipeX, swipeY)) distFromLightSrc.b = 0
if (_mapLightLevelThis.getA(swipeX - dx, swipeY - dy) < _mapLightLevelThis.getA(swipeX, swipeY)) distFromLightSrc.a = 0
if (_mapLightLevelThis.getR(swipeX - dx, swipeY - dy) <= _mapLightLevelThis.getR(swipeX, swipeY)) distFromLightSrc.r = 0
if (_mapLightLevelThis.getG(swipeX - dx, swipeY - dy) <= _mapLightLevelThis.getG(swipeX, swipeY)) distFromLightSrc.g = 0
if (_mapLightLevelThis.getB(swipeX - dx, swipeY - dy) <= _mapLightLevelThis.getB(swipeX, swipeY)) distFromLightSrc.b = 0
if (_mapLightLevelThis.getA(swipeX - dx, swipeY - dy) <= _mapLightLevelThis.getA(swipeX, swipeY)) distFromLightSrc.a = 0
}
swipeX = ex; swipeY = ey
@@ -609,10 +610,10 @@ object LightmapRenderer {
distFromLightSrc.add(1)
if (_mapLightLevelThis.getR(swipeX + dx, swipeY + dy) < _mapLightLevelThis.getR(swipeX, swipeY)) distFromLightSrc.r = 0
if (_mapLightLevelThis.getG(swipeX + dx, swipeY + dy) < _mapLightLevelThis.getG(swipeX, swipeY)) distFromLightSrc.g = 0
if (_mapLightLevelThis.getB(swipeX + dx, swipeY + dy) < _mapLightLevelThis.getB(swipeX, swipeY)) distFromLightSrc.b = 0
if (_mapLightLevelThis.getA(swipeX + dx, swipeY + dy) < _mapLightLevelThis.getA(swipeX, swipeY)) distFromLightSrc.a = 0
if (_mapLightLevelThis.getR(swipeX + dx, swipeY + dy) <= _mapLightLevelThis.getR(swipeX, swipeY)) distFromLightSrc.r = 0
if (_mapLightLevelThis.getG(swipeX + dx, swipeY + dy) <= _mapLightLevelThis.getG(swipeX, swipeY)) distFromLightSrc.g = 0
if (_mapLightLevelThis.getB(swipeX + dx, swipeY + dy) <= _mapLightLevelThis.getB(swipeX, swipeY)) distFromLightSrc.b = 0
if (_mapLightLevelThis.getA(swipeX + dx, swipeY + dy) <= _mapLightLevelThis.getA(swipeX, swipeY)) distFromLightSrc.a = 0
}
}
@@ -750,6 +751,30 @@ object LightmapRenderer {
private const val lightScalingMagic = 2f
private fun lerpBetween(x: Float, xStart: Float, xEnd: Float, yStart: Float, yEnd: Float): Float {
val scale = (x - xStart) / (xEnd - xStart)
return FastMath.interpolateLinear(scale, yStart, yEnd)
}
private fun darkenConv(it: Float) =
if (it < 0f) 0f
else if (it < 0.25f) lerpBetween(it, 0f, 0.25f, 0f, 1.33f)
else if (it < 0.5f) lerpBetween(it, 0.25f, 0.5f, 1.33f, 3.14f)
else if (it < 0.63f) lerpBetween(it, 0.5f, 0.63f, 3.14f, 5.6f)
else if (it < 0.71f) lerpBetween(it, 0.63f, 0.71f, 5.6f, 8.8f)
else if (it < 0.76f) lerpBetween(it, 0.71f, 0.76f, 8.8f, 12.8f)
else if (it < 0.796f) lerpBetween(it, 0.76f, 0.796f, 12.8f, 17.5f)
else if (it < 0.82f) lerpBetween(it, 0.796f, 0.82f, 17.5f, 23f)
else if (it < 0.84f) lerpBetween(it, 0.82f, 0.84f, 23f, 29f)
else if (it < 0.858f) lerpBetween(it, 0.84f, 0.858f, 29f, 36f)
else if (it < 0.87f) lerpBetween(it, 0.858f, 0.87f, 36f, 43f)
else if (it < 0.88f) lerpBetween(it, 0.87f, 0.88f, 43f, 51f)
else if (it < 0.89f) lerpBetween(it, 0.88f, 0.89f, 51f, 60f)
else if (it < 0.9f) lerpBetween(it, 0.89f, 0.9f, 60f, 71f)
else if (it < 0.906f) lerpBetween(it, 0.9f, 0.906f, 71f, 81f)
else lerpBetween(it, 0.906f, 0.911f, 81f, 92f)
/**
* Subtract each channel's RGB value.
*
@@ -764,15 +789,17 @@ object LightmapRenderer {
if (x !in 0 until LIGHTMAP_WIDTH || y !in 0 until LIGHTMAP_HEIGHT) return colourNull
return lightmap.getVec(x, y).lanewise { it, ch ->
/*return lightmap.getVec(x, y).lanewise { it, ch ->
it * (1f - darken.lane(ch) * lightScalingMagic)
}*/
val newDarken: Cvec = darken.lanewise { it, ch ->
darkenConv(1f - it * lightScalingMagic)
}
/*val newDarken: Cvec = darken.lanewise(darkenFit)
return lightmap.getVec(x, y).lanewise { it, ch ->
it * ((newDarken.lane(ch) - distFromLightSrc.lane(ch)) / newDarken.lane(ch))
}*/
(it * ((newDarken.lane(ch) - distFromLightSrc.lane(ch)) / newDarken.lane(ch))).coerceAtLeast(0f)
}
}