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Improve the buffer rebuild logic related to light change

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This commit is contained in:
James Seibel
2021-10-13 21:59:46 -05:00
parent b6390c57ef
commit b4106a8c3c
2 changed files with 62 additions and 32 deletions
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src/main/java/com/seibel/lod/render/LodRenderer.java
+54 -22
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@@ -18,13 +18,24 @@
package com.seibel.lod.render;
import java.util.HashSet;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL15;
import org.lwjgl.opengl.GL15C;
import org.lwjgl.opengl.NVFogDistance;
import com.mojang.blaze3d.matrix.MatrixStack;
import com.mojang.blaze3d.platform.GlStateManager;
import com.mojang.blaze3d.systems.RenderSystem;
import com.seibel.lod.builders.bufferBuilding.LodBufferBuilder;
import com.seibel.lod.builders.bufferBuilding.LodBufferBuilder.VertexBuffersAndOffset;
import com.seibel.lod.config.LodConfig;
import com.seibel.lod.enums.*;
import com.seibel.lod.enums.DebugMode;
import com.seibel.lod.enums.DetailDropOff;
import com.seibel.lod.enums.FogDistance;
import com.seibel.lod.enums.FogDrawOverride;
import com.seibel.lod.enums.FogQuality;
import com.seibel.lod.handlers.ReflectionHandler;
import com.seibel.lod.objects.LodDimension;
import com.seibel.lod.objects.NearFarFogSettings;
@@ -35,6 +46,7 @@ import com.seibel.lod.util.DetailDistanceUtil;
import com.seibel.lod.util.LevelPosUtil;
import com.seibel.lod.util.LodUtil;
import com.seibel.lod.wrappers.MinecraftWrapper;
import net.minecraft.client.renderer.ActiveRenderInfo;
import net.minecraft.client.renderer.FogRenderer;
import net.minecraft.client.renderer.GameRenderer;
@@ -45,19 +57,13 @@ import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.ChunkPos;
import net.minecraft.util.math.vector.Matrix4f;
import net.minecraft.util.math.vector.Vector3d;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL15;
import org.lwjgl.opengl.GL15C;
import org.lwjgl.opengl.NVFogDistance;
import java.util.HashSet;
/**
* This is where all the magic happens. <br>
* This is where LODs are draw to the world.
* @author James Seibel
* @version 10-11-2021
* @version 10-13-2021
*/
public class LodRenderer
{
@@ -100,7 +106,7 @@ public class LodRenderer
public NativeImage lightMap = null;
// these variables are used to determine if the buffers should be rebuilt
private long prevDayTime = 0;
private float prevSkyBrightness = 0;
private double prevBrightness = 0;
private int prevRenderDistance = 0;
private long prevPlayerPosTime = 0;
@@ -170,7 +176,7 @@ public class LodRenderer
// TODO move the buffer regeneration logic into its own class (probably called in the client proxy instead)
// starting here...
determineIfLodsShouldRegenerate(lodDim);
determineIfLodsShouldRegenerate(lodDim, partialTicks);
//=================//
// create the LODs //
@@ -746,10 +752,8 @@ public class LodRenderer
}
/**
* Determines if the LODs should have a fullRegen or partialRegen
*/
private void determineIfLodsShouldRegenerate(LodDimension lodDim)
/** Determines if the LODs should have a fullRegen or partialRegen */
private void determineIfLodsShouldRegenerate(LodDimension lodDim, float partialTicks)
{
@@ -802,6 +806,42 @@ public class LodRenderer
}
// determine how far the lighting has to
// change in order to rebuild the buffers
// the max brightness is 1 and the minimum is 0.2
float skyBrightness = lodDim.dimension.hasSkyLight() ? mc.getSkyDarken(partialTicks) : 0.2f;
float minLightingDifference;
switch (LodConfig.CLIENT.buffers.rebuildTimes.get())
{
case FREQUENT:
minLightingDifference = 0.025f;
break;
case NORMAL:
minLightingDifference = 0.05f;
break;
default:
case RARE:
minLightingDifference = 0.1f;
break;
}
// check if the lighting changed
if (Math.abs(skyBrightness - prevSkyBrightness) > minLightingDifference
// make sure the lighting gets to the max/minimum value
// (just in case the minLightingDifference is too large to notice the change)
|| (skyBrightness == 1.0f && prevSkyBrightness != 1.0f) // noon
|| (skyBrightness == 0.2f && prevSkyBrightness != 0.2f) // midnight
|| mc.getOptions().gamma != prevBrightness || lightMap == null)
{
fullRegen = true;
lightMap = mc.getCurrentLightMap();
prevBrightness = mc.getOptions().gamma;
prevSkyBrightness = skyBrightness;
}
//================//
// partial regens //
//================//
@@ -831,14 +871,6 @@ public class LodRenderer
prevChunkTime = newTime;
}
// check if the lighting has changed
if (mc.getClientWorld().getDayTime() - prevDayTime > 1000 || mc.getOptions().gamma != prevBrightness || lightMap == null)
{
fullRegen = true;
lightMap = mc.getCurrentLightMap();
prevBrightness = mc.getOptions().gamma;
prevDayTime = mc.getClientWorld().getDayTime();
}
//==============//