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This commit is contained in:
James Seibel
2021-09-06 12:17:49 -05:00
parent 81cf05ba19
commit 139867d4b8
1 changed files with 184 additions and 184 deletions
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src/main/java/com/seibel/lod/render/LodRenderer.java
+184 -184
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@@ -77,7 +77,7 @@ public class LodRenderer
* it should be something different than what is used by Minecraft
*/
private static final int LOD_GL_LIGHT_NUMBER = GL11.GL_LIGHT2;
/**
* 64 MB by default is the maximum amount of memory that
* can be directly allocated. <br><br>
@@ -90,38 +90,38 @@ public class LodRenderer
* https://stackoverflow.com/questions/50499238/bytebuffer-allocatedirect-and-xmx
*/
public static final int MAX_ALOCATEABLE_DIRECT_MEMORY = 64 * 1024 * 1024;
/**
* Does this computer's GPU support fancy fog?
*/
private static Boolean fancyFogAvailable = null;
/**
* If true the LODs colors will be replaced with
* a checkerboard, this can be used for debugging.
*/
public DebugMode previousDebugMode = DebugMode.OFF;
private MinecraftWrapper mc;
private GameRenderer gameRender;
private IProfiler profiler;
private int farPlaneBlockDistance;
private ReflectionHandler reflectionHandler;
/**
* This is used to generate the buildable buffers
*/
private LodBufferBuilder lodBufferBuilder;
/**
* Each VertexBuffer represents 1 region
*/
private VertexBuffer[][] vbos;
public static final VertexFormat LOD_VERTEX_FORMAT = DefaultVertexFormats.POSITION_COLOR;
/**
* This is used to determine if the LODs should be regenerated
*/
@@ -130,38 +130,38 @@ public class LodRenderer
private long prevPlayerPosTime = 0;
private long prevVanillaChunkTime = 0;
private long prevChunkTime = 0;
/**
* This is used to determine if the LODs should be regenerated
*/
private FogDistance prevFogDistance = FogDistance.NEAR_AND_FAR;
/**
* if this is true the LOD buffers should be regenerated,
* provided they aren't already being regenerated.
*/
private volatile boolean partialRegen = false;
private volatile boolean fullRegen = true;
/**
* This HashSet contains every chunk that Vanilla Minecraft
* is going to render
*/
public boolean[][] vanillaRenderedChunks;
public boolean vanillaRenderedChunksChanged;
public LodRenderer(LodBufferBuilder newLodNodeBufferBuilder)
{
mc = MinecraftWrapper.INSTANCE;
gameRender = mc.getGameRenderer();
reflectionHandler = new ReflectionHandler();
lodBufferBuilder = newLodNodeBufferBuilder;
}
/**
* Besides drawing the LODs this method also starts
* the async process of generating the Buffers that hold those LODs.
@@ -177,37 +177,37 @@ public class LodRenderer
// don't try drawing anything
return;
}
//===============//
// initial setup //
//===============//
profiler = newProfiler;
profiler.push("LOD setup");
// only check the GPU capability's once
if (fancyFogAvailable == null)
{
// see if this GPU can run fancy fog
fancyFogAvailable = GL.getCapabilities().GL_NV_fog_distance;
if (!fancyFogAvailable)
{
ClientProxy.LOGGER.info("This GPU does not support GL_NV_fog_distance. This means that fancy fog options will not be available.");
}
}
// TODO move the buffer regeneration logic into its own class (probably called in the client proxy instead)
// starting here...
determineIfLodsShouldRegenerate(lodDim);
//=================//
// create the LODs //
//=================//
// only regenerate the LODs if:
// 1. we want to regenerate LODs
// 2. we aren't already regenerating the LODs
@@ -217,7 +217,7 @@ public class LodRenderer
{
// generate the LODs on a separate thread to prevent stuttering or freezing
lodBufferBuilder.generateLodBuffersAsync(this, lodDim, mc.getPlayer().blockPosition(), true);
// the regen process has been started,
// it will be done when lodBufferBuilder.newBuffersAvaliable()
// is true
@@ -227,7 +227,7 @@ public class LodRenderer
// TODO move the buffer regeneration logic into its own class (probably called in the client proxy instead)
// ...ending here
// replace the buffers used to draw and build,
// this is only done when the createLodBufferGenerationThread
// has finished executing on a parallel thread.
@@ -241,9 +241,9 @@ public class LodRenderer
//===========================//
// GL settings for rendering //
//===========================//
// set the required open GL settings
if (LodConfig.CLIENT.debugging.debugMode.get() == DebugMode.SHOW_DETAIL_WIREFRAME)
GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_LINE);
else
@@ -253,16 +253,16 @@ public class LodRenderer
GL11.glEnable(GL11.GL_CULL_FACE);
GL11.glEnable(GL11.GL_COLOR_MATERIAL);
GL11.glEnable(GL11.GL_DEPTH_TEST);
// disable the lights Minecraft uses
GL11.glDisable(GL11.GL_LIGHT0);
GL11.glDisable(GL11.GL_LIGHT1);
// get the default projection matrix so we can
// reset it after drawing the LODs
float[] defaultProjMatrix = new float[16];
GL11.glGetFloatv(GL11.GL_PROJECTION_MATRIX, defaultProjMatrix);
Matrix4f modelViewMatrix = generateModelViewMatrix(partialTicks);
// required for setupFog and setupProjectionMatrix
@@ -270,7 +270,7 @@ public class LodRenderer
setupProjectionMatrix(partialTicks);
setupLighting(lodDim, partialTicks);
NearFarFogSettings fogSettings = determineFogSettings();
// determine the current fog settings so they can be
@@ -279,24 +279,24 @@ public class LodRenderer
float defaultFogEndDist = GL11.glGetFloat(GL11.GL_FOG_END);
int defaultFogMode = GL11.glGetInteger(GL11.GL_FOG_MODE);
int defaultFogDistance = GL11.glGetInteger(NVFogDistance.GL_FOG_DISTANCE_MODE_NV);
//===========//
// rendering //
//===========//
profiler.popPush("LOD draw");
if (vbos != null)
{
Entity cameraEntity = mc.getCameraEntity();
Vector3d cameraDir = cameraEntity.getLookAngle().normalize();
cameraDir = mc.getOptions().getCameraType().isMirrored() ? cameraDir.reverse() : cameraDir;
// used to determine what type of fog to render
int halfWidth = vbos.length / 2;
int quarterWidth = vbos.length / 4;
for (int i = 0; i < vbos.length; i++)
{
for (int j = 0; j < vbos.length; j++)
@@ -308,21 +308,21 @@ public class LodRenderer
setupFog(fogSettings.near.distance, fogSettings.near.quality);
else
setupFog(fogSettings.far.distance, fogSettings.far.quality);
sendLodsToGpuAndDraw(vbos[i][j], modelViewMatrix);
}
}
}
}
//=========//
// cleanup //
//=========//
profiler.popPush("LOD cleanup");
GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
GL11.glEnable(GL11.GL_TEXTURE_2D);
GL11.glDisable(LOD_GL_LIGHT_NUMBER);
@@ -330,22 +330,22 @@ public class LodRenderer
GL11.glEnable(GL11.GL_LIGHT0);
GL11.glEnable(GL11.GL_LIGHT1);
RenderSystem.disableLighting();
// reset the fog settings so the normal chunks
// will be drawn correctly
cleanupFog(fogSettings, defaultFogStartDist, defaultFogEndDist, defaultFogMode, defaultFogDistance);
// reset the projection matrix so anything drawn after
// the LODs will use the correct projection matrix
Matrix4f mvm = new Matrix4f(defaultProjMatrix);
mvm.transpose();
gameRender.resetProjectionMatrix(mvm);
// clear the depth buffer so anything drawn is drawn
// over the LODs
GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);
// end of internal LOD profiling
profiler.pop();
}
@@ -358,22 +358,22 @@ public class LodRenderer
{
if (vbo == null)
return;
vbo.bind();
// 0L is the starting pointer
LOD_VERTEX_FORMAT.setupBufferState(0L);
vbo.draw(modelViewMatrix, GL11.GL_QUADS);
VertexBuffer.unbind();
LOD_VERTEX_FORMAT.clearBufferState();
}
//=================//
// Setup Functions //
//=================//
@SuppressWarnings("deprecation")
private void setupFog(FogDistance fogDistance, FogQuality fogQuality)
{
@@ -452,19 +452,19 @@ public class LodRenderer
RenderSystem.fogMode(GlStateManager.FogMode.LINEAR);
GL11.glFogi(NVFogDistance.GL_FOG_DISTANCE_MODE_NV, glFogDistanceMode);
}
/**
* Revert any changes that were made to the fog.
*/
private void cleanupFog(NearFarFogSettings fogSettings,
float defaultFogStartDist, float defaultFogEndDist,
int defaultFogMode, int defaultFogDistance)
float defaultFogStartDist, float defaultFogEndDist,
int defaultFogMode, int defaultFogDistance)
{
RenderSystem.fogStart(defaultFogStartDist);
RenderSystem.fogEnd(defaultFogEndDist);
RenderSystem.fogMode(defaultFogMode);
GL11.glFogi(NVFogDistance.GL_FOG_DISTANCE_MODE_NV, defaultFogDistance);
// disable fog if Minecraft wasn't rendering fog
// but we were
if (!fogSettings.vanillaIsRenderingFog &&
@@ -474,8 +474,8 @@ public class LodRenderer
GL11.glDisable(GL11.GL_FOG);
}
}
/**
* Create the model view matrix to move the LODs
* from object space into world space.
@@ -485,8 +485,8 @@ public class LodRenderer
// get all relevant camera info
ActiveRenderInfo renderInfo = mc.getGameRenderer().getMainCamera();
Vector3d projectedView = renderInfo.getPosition();
// generate the model view matrix
MatrixStack matrixStack = new MatrixStack();
matrixStack.pushPose();
@@ -494,11 +494,11 @@ public class LodRenderer
matrixStack.mulPose(Vector3f.XP.rotationDegrees(renderInfo.getXRot()));
matrixStack.mulPose(Vector3f.YP.rotationDegrees(renderInfo.getYRot() + 180));
matrixStack.translate(-projectedView.x, -projectedView.y, -projectedView.z);
return matrixStack.last().pose();
}
/**
* create a new projection matrix and send it over to the GPU
* <br><br>
@@ -516,16 +516,16 @@ public class LodRenderer
// Note: if the LOD objects don't distort correctly
// compared to regular minecraft terrain, make sure
// all the transformations in renderWorld are here too
MatrixStack matrixStack = new MatrixStack();
matrixStack.pushPose();
gameRender.bobHurt(matrixStack, partialTicks);
if (this.mc.getOptions().bobView)
{
gameRender.bobView(matrixStack, partialTicks);
}
// potion and nausea effects
float f = MathHelper.lerp(partialTicks, this.mc.getPlayer().oPortalTime, this.mc.getPlayer().portalTime) * this.mc.getOptions().screenEffectScale * this.mc.getOptions().screenEffectScale;
if (f > 0.0F)
@@ -539,8 +539,8 @@ public class LodRenderer
float f2 = -(gameRender.tick + partialTicks) * i;
matrixStack.mulPose(vector3f.rotationDegrees(f2));
}
// this projection matrix allows us to see past the normal
// world render distance
Matrix4f projectionMatrix =
@@ -552,14 +552,14 @@ public class LodRenderer
// terrain, so I don't think it is much of an issue.
mc.getRenderDistance(),
farPlaneBlockDistance * LodUtil.CHUNK_WIDTH * 2);
// add the screen space distortions
projectionMatrix.multiply(matrixStack.last().pose());
gameRender.resetProjectionMatrix(projectionMatrix);
return;
}
/**
* setup the lighting to be used for the LODs
*/
@@ -580,27 +580,27 @@ public class LodRenderer
}
}
}
float sunBrightness = lodDimension.dimension.hasSkyLight() ? mc.getSkyDarken(partialTicks) : 0.2f;
sunBrightness = playerHasNightVision ? 1.0f : sunBrightness;
float gammaMultiplyer = (float) mc.getOptions().gamma - 0.5f;
float lightStrength = ((sunBrightness / 2f) - 0.2f) + (gammaMultiplyer * 0.3f);
float lightAmbient[] = {lightStrength, lightStrength, lightStrength, 1.0f};
// can be used for debugging
// if (partialTicks < 0.005)
// ClientProxy.LOGGER.debug(lightStrength);
ByteBuffer temp = ByteBuffer.allocateDirect(16);
temp.order(ByteOrder.nativeOrder());
GL11.glLightfv(LOD_GL_LIGHT_NUMBER, GL11.GL_AMBIENT, (FloatBuffer) temp.asFloatBuffer().put(lightAmbient).flip());
GL11.glEnable(LOD_GL_LIGHT_NUMBER); // Enable the above lighting
RenderSystem.enableLighting();
}
/**
* Create all buffers that will be used.
*/
@@ -608,24 +608,24 @@ public class LodRenderer
{
// calculate the max amount of memory needed (in bytes)
int bufferMemory = RenderUtil.getBufferMemoryForRegion();
// if the required memory is greater than the
// MAX_ALOCATEABLE_DIRECT_MEMORY lower the lodChunkRadiusMultiplier
// to fit.
if (bufferMemory > MAX_ALOCATEABLE_DIRECT_MEMORY)
{
ClientProxy.LOGGER.warn("setupBuffers tried to allocate too much memory for the BufferBuilders."
+ " It tried to allocate \"" + bufferMemory + "\" bytes, when \"" + MAX_ALOCATEABLE_DIRECT_MEMORY + "\" is the max.");
+ " It tried to allocate \"" + bufferMemory + "\" bytes, when \"" + MAX_ALOCATEABLE_DIRECT_MEMORY + "\" is the max.");
}
lodBufferBuilder.setupBuffers(numbRegionsWide, bufferMemory);
}
//======================//
// Other Misc Functions //
//======================//
/**
* If this is called then the next time "drawLODs" is called
* the LODs will be regenerated; the same as if the player moved.
@@ -634,8 +634,8 @@ public class LodRenderer
{
fullRegen = true;
}
/**
* Replace the current Vertex Buffers with the newly
* created buffers from the lodBufferBuilder.
@@ -646,7 +646,7 @@ public class LodRenderer
// the newly created buffers from the lodBufferBuilder
vbos = lodBufferBuilder.getVertexBuffers();
}
/**
* Calls the BufferBuilder's destroyBuffers method.
*/
@@ -654,122 +654,122 @@ public class LodRenderer
{
lodBufferBuilder.destroyBuffers();
}
private double getFov(float partialTicks, boolean useFovSetting)
{
return mc.getGameRenderer().getFov(mc.getGameRenderer().getMainCamera(), partialTicks, useFovSetting);
}
/**
* Return what fog settings should be used when rendering.
*/
private NearFarFogSettings determineFogSettings()
{
NearFarFogSettings fogSettings = new NearFarFogSettings();
FogQuality quality = reflectionHandler.getFogQuality();
FogDrawOverride override = LodConfig.CLIENT.graphics.fogDrawOverride.get();
if (quality == FogQuality.OFF)
fogSettings.vanillaIsRenderingFog = false;
else
fogSettings.vanillaIsRenderingFog = true;
// use any fog overrides the user may have set
switch (override)
{
case ALWAYS_DRAW_FOG_FANCY:
quality = FogQuality.FANCY;
break;
case NEVER_DRAW_FOG:
quality = FogQuality.OFF;
break;
case ALWAYS_DRAW_FOG_FAST:
quality = FogQuality.FAST;
break;
case USE_OPTIFINE_FOG_SETTING:
// don't override anything
break;
case ALWAYS_DRAW_FOG_FANCY:
quality = FogQuality.FANCY;
break;
case NEVER_DRAW_FOG:
quality = FogQuality.OFF;
break;
case ALWAYS_DRAW_FOG_FAST:
quality = FogQuality.FAST;
break;
case USE_OPTIFINE_FOG_SETTING:
// don't override anything
break;
}
// only use fancy fog if the user's GPU can deliver
if (!fancyFogAvailable && quality == FogQuality.FANCY)
{
quality = FogQuality.FAST;
}
// how different distances are drawn depends on the quality set
switch (quality)
{
case FANCY:
fogSettings.near.quality = FogQuality.FANCY;
fogSettings.far.quality = FogQuality.FANCY;
switch (LodConfig.CLIENT.graphics.fogDistance.get())
{
case NEAR_AND_FAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.FAR;
break;
case NEAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.NEAR;
break;
case FAR:
fogSettings.near.distance = FogDistance.FAR;
fogSettings.far.distance = FogDistance.FAR;
break;
}
case FANCY:
fogSettings.near.quality = FogQuality.FANCY;
fogSettings.far.quality = FogQuality.FANCY;
switch (LodConfig.CLIENT.graphics.fogDistance.get())
{
case NEAR_AND_FAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.FAR;
break;
case FAST:
fogSettings.near.quality = FogQuality.FAST;
fogSettings.far.quality = FogQuality.FAST;
// fast fog setting should only have one type of
// fog, since the LODs are separated into a near
// and far portion; and fast fog is rendered from the
// frustrum's perspective instead of the camera
switch (LodConfig.CLIENT.graphics.fogDistance.get())
{
case NEAR_AND_FAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.NEAR;
break;
case NEAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.NEAR;
break;
case FAR:
fogSettings.near.distance = FogDistance.FAR;
fogSettings.far.distance = FogDistance.FAR;
break;
}
case NEAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.NEAR;
break;
case OFF:
fogSettings.near.quality = FogQuality.OFF;
fogSettings.far.quality = FogQuality.OFF;
case FAR:
fogSettings.near.distance = FogDistance.FAR;
fogSettings.far.distance = FogDistance.FAR;
break;
}
break;
case FAST:
fogSettings.near.quality = FogQuality.FAST;
fogSettings.far.quality = FogQuality.FAST;
// fast fog setting should only have one type of
// fog, since the LODs are separated into a near
// and far portion; and fast fog is rendered from the
// frustrum's perspective instead of the camera
switch (LodConfig.CLIENT.graphics.fogDistance.get())
{
case NEAR_AND_FAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.NEAR;
break;
case NEAR:
fogSettings.near.distance = FogDistance.NEAR;
fogSettings.far.distance = FogDistance.NEAR;
break;
case FAR:
fogSettings.near.distance = FogDistance.FAR;
fogSettings.far.distance = FogDistance.FAR;
break;
}
break;
case OFF:
fogSettings.near.quality = FogQuality.OFF;
fogSettings.far.quality = FogQuality.OFF;
break;
}
return fogSettings;
}
@@ -779,15 +779,15 @@ public class LodRenderer
*/
private void determineIfLodsShouldRegenerate(LodDimension lodDim)
{
short renderDistance = (short) mc.getRenderDistance();
//=============//
// full regens //
//=============//
// check if the view distance changed
if (ClientProxy.previousLodRenderDistance != LodConfig.CLIENT.graphics.lodChunkRenderDistance.get()
|| mc.getRenderDistance() != prevRenderDistance
|| prevFogDistance != LodConfig.CLIENT.graphics.fogDistance.get())
|| mc.getRenderDistance() != prevRenderDistance
|| prevFogDistance != LodConfig.CLIENT.graphics.fogDistance.get())
{
DetailDistanceUtil.updateSettings();
fullRegen = true;
@@ -812,8 +812,8 @@ public class LodRenderer
if (newTime - prevPlayerPosTime > LodConfig.CLIENT.buffers.bufferRebuildPlayerMoveTimeout.get())
{
if (previousPos.detailLevel == 0
|| mc.getPlayer().xChunk != previousPos.posX
|| mc.getPlayer().zChunk != previousPos.posZ)
|| mc.getPlayer().xChunk != previousPos.posX
|| mc.getPlayer().zChunk != previousPos.posZ)
{
fullRegen = true;
previousPos.changeParameters((byte) 4, mc.getPlayer().xChunk, mc.getPlayer().zChunk);
@@ -837,7 +837,7 @@ public class LodRenderer
{
partialRegen = true;
vanillaRenderedChunksChanged = false;
}
prevVanillaChunkTime = newTime;
}