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Added a custom lightning particle for doing lightning type things

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Sollace 2021-12-28 02:19:26 +02:00
parent 75dfb85092
commit f1c4d8301e
8 changed files with 190 additions and 45 deletions
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2
src/main/java/com/minelittlepony/unicopia/client/URenderers.java
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@ -5,6 +5,7 @@ import com.minelittlepony.unicopia.client.particle.CloudsEscapingParticle;
import com.minelittlepony.unicopia.client.particle.DiskParticle;
import com.minelittlepony.unicopia.client.particle.GroundPoundParticle;
import com.minelittlepony.unicopia.client.particle.HealthDrainParticle;
import com.minelittlepony.unicopia.client.particle.LightningBoltParticle;
import com.minelittlepony.unicopia.client.particle.MagicParticle;
import com.minelittlepony.unicopia.client.particle.RainboomParticle;
import com.minelittlepony.unicopia.client.particle.RainbowTrailParticle;
@ -60,6 +61,7 @@ public interface URenderers {
ParticleFactoryRegistry.getInstance().register(UParticles.DISK, DiskParticle::new);
ParticleFactoryRegistry.getInstance().register(UParticles.GROUND_POUND, GroundPoundParticle::new);
ParticleFactoryRegistry.getInstance().register(UParticles.CLOUDS_ESCAPING, CloudsEscapingParticle::new);
ParticleFactoryRegistry.getInstance().register(UParticles.LIGHTNING_BOLT, LightningBoltParticle::new);
AccessoryFeatureRenderer.register(BraceletFeatureRenderer::new);
AccessoryFeatureRenderer.register(AmuletFeatureRenderer::new);

42
src/main/java/com/minelittlepony/unicopia/client/particle/AbstractBillboardParticle.java
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@ -3,39 +3,27 @@ package com.minelittlepony.unicopia.client.particle;
import com.mojang.blaze3d.platform.GlStateManager;
import com.mojang.blaze3d.systems.RenderSystem;
import net.minecraft.client.particle.Particle;
import net.minecraft.client.particle.ParticleTextureSheet;
import net.minecraft.client.render.BufferBuilder;
import net.minecraft.client.render.Camera;
import net.minecraft.client.render.Tessellator;
import net.minecraft.client.render.VertexConsumer;
import net.minecraft.client.render.VertexFormat;
import net.minecraft.client.render.VertexFormats;
import net.minecraft.util.math.Vec3f;
import net.minecraft.client.world.ClientWorld;
import net.minecraft.util.Identifier;
import net.minecraft.util.math.MathHelper;
import net.minecraft.util.math.Vec3d;
public abstract class AbstractBillboardParticle extends Particle {
protected float scale = 1;
public abstract class AbstractBillboardParticle extends AbstractGeometryBasedParticle {
public AbstractBillboardParticle(ClientWorld world, double x, double y, double z, double velocityX, double velocityY, double velocityZ) {
super(world, x, y, z, velocityX, velocityY, velocityZ);
}
@Override
public ParticleTextureSheet getType() {
return ParticleTextureSheet.CUSTOM;
}
@Override
public void buildGeometry(VertexConsumer drawer, Camera camera, float tickDelta) {
Tessellator te = Tessellator.getInstance();
BufferBuilder buffer = te.getBuffer();
bindTexture(getTexture());
RenderSystem.setShaderTexture(0, getTexture());
RenderSystem.disableCull();
RenderSystem.enableBlend();
@ -58,31 +46,5 @@ public abstract class AbstractBillboardParticle extends Particle {
protected abstract void renderQuads(Tessellator te, BufferBuilder buffer, float x, float y, float z, float tickDelta);
protected void bindTexture(Identifier texture) {
RenderSystem.setShaderTexture(0, texture);
}
protected void renderQuad(Tessellator te, BufferBuilder buffer, Vec3f[] corners, float alpha, float tickDelta) {
int light = getBrightness(tickDelta);
buffer.begin(VertexFormat.DrawMode.QUADS, VertexFormats.POSITION_TEXTURE_COLOR_LIGHT);
buffer.vertex(corners[0].getX(), corners[0].getY(), corners[0].getZ()).texture(0, 0).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
buffer.vertex(corners[1].getX(), corners[1].getY(), corners[1].getZ()).texture(1, 0).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
buffer.vertex(corners[2].getX(), corners[2].getY(), corners[2].getZ()).texture(1, 1).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
buffer.vertex(corners[3].getX(), corners[3].getY(), corners[3].getZ()).texture(0, 1).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
te.draw();
}
protected abstract Identifier getTexture();
public float getScale(float tickDelta) {
return scale;
}
@Override
public Particle scale(float scale) {
this.scale = scale;
return super.scale(scale);
}
}

55
src/main/java/com/minelittlepony/unicopia/client/particle/AbstractGeometryBasedParticle.java Normal file
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@ -0,0 +1,55 @@
package com.minelittlepony.unicopia.client.particle;
import net.minecraft.client.particle.Particle;
import net.minecraft.client.particle.ParticleTextureSheet;
import net.minecraft.client.render.BufferBuilder;
import net.minecraft.client.render.Tessellator;
import net.minecraft.client.render.VertexConsumer;
import net.minecraft.client.render.VertexFormat;
import net.minecraft.client.render.VertexFormats;
import net.minecraft.util.math.Vec3f;
import net.minecraft.client.world.ClientWorld;
public abstract class AbstractGeometryBasedParticle extends Particle {
protected float scale = 1;
public AbstractGeometryBasedParticle(ClientWorld world, double x, double y, double z, double velocityX, double velocityY, double velocityZ) {
super(world, x, y, z, velocityX, velocityY, velocityZ);
}
@Override
public ParticleTextureSheet getType() {
return ParticleTextureSheet.CUSTOM;
}
protected final void renderQuad(Tessellator te, BufferBuilder buffer, Vec3f[] corners, float alpha, float tickDelta) {
int light = getBrightness(tickDelta);
buffer.begin(VertexFormat.DrawMode.QUADS, VertexFormats.POSITION_TEXTURE_COLOR_LIGHT);
buffer.vertex(corners[0].getX(), corners[0].getY(), corners[0].getZ()).texture(0, 0).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
buffer.vertex(corners[1].getX(), corners[1].getY(), corners[1].getZ()).texture(1, 0).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
buffer.vertex(corners[2].getX(), corners[2].getY(), corners[2].getZ()).texture(1, 1).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
buffer.vertex(corners[3].getX(), corners[3].getY(), corners[3].getZ()).texture(0, 1).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
te.draw();
}
protected final void renderQuad(VertexConsumer buffer, Vec3f[] corners, float alpha, float tickDelta) {
int light = getBrightness(tickDelta);
for (Vec3f corner : corners) {
buffer.vertex(corner.getX(), corner.getY(), corner.getZ()).color(colorRed, colorGreen, colorBlue, alpha).light(light).next();
}
}
public float getScale(float tickDelta) {
return scale;
}
@Override
public Particle scale(float scale) {
this.scale = scale;
return super.scale(scale);
}
}

123
src/main/java/com/minelittlepony/unicopia/client/particle/LightningBoltParticle.java Normal file
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@ -0,0 +1,123 @@
package com.minelittlepony.unicopia.client.particle;
import java.util.ArrayList;
import java.util.List;
import com.mojang.blaze3d.systems.RenderSystem;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.render.Camera;
import net.minecraft.client.render.RenderLayer;
import net.minecraft.client.render.VertexConsumer;
import net.minecraft.client.render.VertexConsumerProvider;
import net.minecraft.client.world.ClientWorld;
import net.minecraft.particle.DefaultParticleType;
import net.minecraft.sound.SoundCategory;
import net.minecraft.sound.SoundEvents;
import net.minecraft.util.math.MathHelper;
import net.minecraft.util.math.Vec3d;
import net.minecraft.util.math.Vec3f;
public class LightningBoltParticle extends AbstractGeometryBasedParticle {
private final List<List<Vec3d>> branches = new ArrayList<>();
public LightningBoltParticle(DefaultParticleType type, ClientWorld world, double x, double y, double z, double velocityX, double velocityY, double velocityZ) {
super(world, x, y, z, velocityX, velocityY, velocityZ);
}
@Override
public void tick() {
if (age++ >= maxAge) {
markDead();
return;
}
if (age % 5 == 0) {
branches.clear();
}
if (branches.isEmpty()) {
int totalBranches = 2 + world.random.nextInt(6);
while (branches.size() < totalBranches) {
branches.add(generateBranch());
}
world.playSound(x, y, z, SoundEvents.ENTITY_LIGHTNING_BOLT_THUNDER, SoundCategory.WEATHER, 10000, 8, true);
}
world.setLightningTicksLeft(2);
}
private List<Vec3d> generateBranch() {
Vec3d startPos = new Vec3d(0, 0, 0);
int intendedLength = 2 + world.random.nextInt(6);
List<Vec3d> nodes = new ArrayList<>();
while (nodes.size() < intendedLength) {
startPos = startPos.add(
0.1 + world.random.nextDouble(6) - 3,
0.1 + world.random.nextDouble(6) - 3,
0.1 + world.random.nextDouble(6) - 3
);
nodes.add(startPos);
}
return nodes;
}
@Override
public void buildGeometry(VertexConsumer drawer, Camera camera, float tickDelta) {
VertexConsumerProvider.Immediate immediate = MinecraftClient.getInstance().getBufferBuilders().getEntityVertexConsumers();
VertexConsumer buffer = immediate.getBuffer(RenderLayer.getLightning());
RenderSystem.disableCull();
Vec3d cam = camera.getPos();
float x = (float)(MathHelper.lerp(tickDelta, prevPosX, this.x) - cam.getX());
float y = (float)(MathHelper.lerp(tickDelta, prevPosY, this.y) - cam.getY());
float z = (float)(MathHelper.lerp(tickDelta, prevPosZ, this.z) - cam.getZ());
Vec3f origin = new Vec3f(x, y, z);
for (List<Vec3d> branch : branches) {
for (int i = 0; i < branch.size(); i++) {
renderBranch(buffer, i == 0 ? origin : new Vec3f(branch.get(i - 1).add(x, y, z)), new Vec3f(branch.get(i).add(x, y, z)));
}
}
immediate.draw();
RenderSystem.enableCull();
}
private void renderBranch(VertexConsumer buffer, Vec3f from, Vec3f to) {
float thickness = world.random.nextFloat() / 30 + 0.01F;
renderQuad(buffer, new Vec3f[]{
new Vec3f(from.getX() - thickness, from.getY(), from.getZ()),
new Vec3f(to.getX() - thickness, to.getY(), to.getZ()),
new Vec3f(to.getX() + thickness, to.getY(), to.getZ()),
new Vec3f(from.getX() + thickness, from.getY(), from.getZ()),
new Vec3f(from.getX() - thickness, from.getY() - thickness * 2, from.getZ()),
new Vec3f(to.getX() - thickness, to.getY() - thickness * 2, to.getZ()),
new Vec3f(to.getX() + thickness, to.getY() - thickness * 2, to.getZ()),
new Vec3f(from.getX() + thickness, from.getY() - thickness * 2, from.getZ()),
new Vec3f(from.getX(), from.getY() - thickness, from.getZ() + thickness),
new Vec3f(to.getX(), to.getY() - thickness, to.getZ() + thickness),
new Vec3f(to.getX(), to.getY() + thickness, to.getZ() + thickness),
new Vec3f(from.getX(), from.getY() + thickness, from.getZ() + thickness),
new Vec3f(from.getX() - thickness * 2, from.getY() - thickness, from.getZ() + thickness),
new Vec3f(to.getX() - thickness * 2, to.getY() - thickness, to.getZ() + thickness),
new Vec3f(to.getX() - thickness * 2, to.getY() + thickness, to.getZ() + thickness),
new Vec3f(from.getX() - thickness * 2, from.getY() + thickness, from.getZ() + thickness)
}, 0.3F, 1);
}
}

6
src/main/java/com/minelittlepony/unicopia/client/particle/RainbowTrailParticle.java
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@ -142,9 +142,9 @@ public class RainbowTrailParticle extends AbstractBillboardParticle implements A
return new Vec3f[]{
new Vec3f(fromX, fromBottomY, fromZ), // bottom left
new Vec3f(fromX, fromTopY, fromZ), // top left
new Vec3f(toX, toTopY, toZ), // top right
new Vec3f(toX, toBottomY, toZ) // bottom right
new Vec3f(fromX, fromTopY, fromZ), // top left
new Vec3f(toX, toTopY, toZ), // top right
new Vec3f(toX, toBottomY, toZ) // bottom right
};
}
}

3
src/main/java/com/minelittlepony/unicopia/client/particle/RunesParticle.java
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@ -105,8 +105,7 @@ public class RunesParticle extends OrientedBillboardParticle implements Attachme
float angle = MathHelper.lerp(tickDelta, prevRotationAngle, rotationAngle);
for (int i = 0; i < TEXTURES.length; i++) {
bindTexture(TEXTURES[i]);
RenderSystem.setShaderTexture(0, TEXTURES[i]);
RenderSystem.setShaderColor(colorRed, colorGreen, colorBlue, alpha);
Vec3f[] corners = new Vec3f[]{

2
src/main/java/com/minelittlepony/unicopia/particle/UParticles.java
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@ -26,6 +26,8 @@ public interface UParticles {
DefaultParticleType GROUND_POUND = register("ground_pound", FabricParticleTypes.simple());
DefaultParticleType CLOUDS_ESCAPING = register("clouds_escaping", FabricParticleTypes.simple(true));
DefaultParticleType LIGHTNING_BOLT = register("lightning_bolt", FabricParticleTypes.simple(true));
static <T extends ParticleType<?>> T register(String name, T type) {
return Registry.register(Registry.PARTICLE_TYPE, new Identifier("unicopia", name), type);
}

2
src/main/resources/assets/unicopia/particles/lightning_bolt.json Normal file
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@ -0,0 +1,2 @@
{
}