172 lines
7.7 KiB
Java
172 lines
7.7 KiB
Java
package net.minecraft.client.renderer.entity;
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import com.mojang.blaze3d.vertex.PoseStack;
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import com.mojang.blaze3d.vertex.VertexConsumer;
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import com.mojang.math.Axis;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.model.GuardianModel;
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import net.minecraft.client.model.geom.ModelLayerLocation;
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import net.minecraft.client.model.geom.ModelLayers;
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import net.minecraft.client.renderer.MultiBufferSource;
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import net.minecraft.client.renderer.RenderType;
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import net.minecraft.client.renderer.culling.Frustum;
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import net.minecraft.client.renderer.entity.state.GuardianRenderState;
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import net.minecraft.client.renderer.texture.OverlayTexture;
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import net.minecraft.resources.ResourceLocation;
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import net.minecraft.util.Mth;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.monster.Guardian;
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import net.minecraft.world.phys.AABB;
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import net.minecraft.world.phys.Vec3;
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import org.jetbrains.annotations.Nullable;
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@Environment(EnvType.CLIENT)
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public class GuardianRenderer extends MobRenderer<Guardian, GuardianRenderState, GuardianModel> {
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private static final ResourceLocation GUARDIAN_LOCATION = ResourceLocation.withDefaultNamespace("textures/entity/guardian.png");
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private static final ResourceLocation GUARDIAN_BEAM_LOCATION = ResourceLocation.withDefaultNamespace("textures/entity/guardian_beam.png");
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private static final RenderType BEAM_RENDER_TYPE = RenderType.entityCutoutNoCull(GUARDIAN_BEAM_LOCATION);
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public GuardianRenderer(EntityRendererProvider.Context context) {
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this(context, 0.5F, ModelLayers.GUARDIAN);
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}
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protected GuardianRenderer(EntityRendererProvider.Context context, float shadowRadius, ModelLayerLocation layer) {
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super(context, new GuardianModel(context.bakeLayer(layer)), shadowRadius);
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}
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public boolean shouldRender(Guardian livingEntity, Frustum camera, double camX, double camY, double camZ) {
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if (super.shouldRender(livingEntity, camera, camX, camY, camZ)) {
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return true;
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} else {
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if (livingEntity.hasActiveAttackTarget()) {
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LivingEntity livingEntity2 = livingEntity.getActiveAttackTarget();
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if (livingEntity2 != null) {
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Vec3 vec3 = this.getPosition(livingEntity2, livingEntity2.getBbHeight() * 0.5, 1.0F);
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Vec3 vec32 = this.getPosition(livingEntity, livingEntity.getEyeHeight(), 1.0F);
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return camera.isVisible(new AABB(vec32.x, vec32.y, vec32.z, vec3.x, vec3.y, vec3.z));
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}
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}
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return false;
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}
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}
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private Vec3 getPosition(LivingEntity livingEntity, double yOffset, float partialTick) {
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double d = Mth.lerp((double)partialTick, livingEntity.xOld, livingEntity.getX());
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double e = Mth.lerp((double)partialTick, livingEntity.yOld, livingEntity.getY()) + yOffset;
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double f = Mth.lerp((double)partialTick, livingEntity.zOld, livingEntity.getZ());
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return new Vec3(d, e, f);
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}
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public void render(GuardianRenderState renderState, PoseStack poseStack, MultiBufferSource bufferSource, int packedLight) {
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super.render(renderState, poseStack, bufferSource, packedLight);
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Vec3 vec3 = renderState.attackTargetPosition;
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if (vec3 != null) {
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float f = renderState.attackTime * 0.5F % 1.0F;
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poseStack.pushPose();
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poseStack.translate(0.0F, renderState.eyeHeight, 0.0F);
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renderBeam(poseStack, bufferSource.getBuffer(BEAM_RENDER_TYPE), vec3.subtract(renderState.eyePosition), renderState.attackTime, renderState.attackScale, f);
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poseStack.popPose();
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}
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}
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private static void renderBeam(PoseStack poseStack, VertexConsumer buffer, Vec3 beamVector, float attackTime, float scale, float animationTime) {
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float f = (float)(beamVector.length() + 1.0);
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beamVector = beamVector.normalize();
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float g = (float)Math.acos(beamVector.y);
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float h = (float) (Math.PI / 2) - (float)Math.atan2(beamVector.z, beamVector.x);
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poseStack.mulPose(Axis.YP.rotationDegrees(h * (180.0F / (float)Math.PI)));
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poseStack.mulPose(Axis.XP.rotationDegrees(g * (180.0F / (float)Math.PI)));
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float i = attackTime * 0.05F * -1.5F;
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float j = scale * scale;
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int k = 64 + (int)(j * 191.0F);
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int l = 32 + (int)(j * 191.0F);
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int m = 128 - (int)(j * 64.0F);
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float n = 0.2F;
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float o = 0.282F;
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float p = Mth.cos(i + (float) (Math.PI * 3.0 / 4.0)) * 0.282F;
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float q = Mth.sin(i + (float) (Math.PI * 3.0 / 4.0)) * 0.282F;
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float r = Mth.cos(i + (float) (Math.PI / 4)) * 0.282F;
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float s = Mth.sin(i + (float) (Math.PI / 4)) * 0.282F;
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float t = Mth.cos(i + ((float) Math.PI * 5.0F / 4.0F)) * 0.282F;
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float u = Mth.sin(i + ((float) Math.PI * 5.0F / 4.0F)) * 0.282F;
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float v = Mth.cos(i + ((float) Math.PI * 7.0F / 4.0F)) * 0.282F;
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float w = Mth.sin(i + ((float) Math.PI * 7.0F / 4.0F)) * 0.282F;
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float x = Mth.cos(i + (float) Math.PI) * 0.2F;
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float y = Mth.sin(i + (float) Math.PI) * 0.2F;
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float z = Mth.cos(i + 0.0F) * 0.2F;
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float aa = Mth.sin(i + 0.0F) * 0.2F;
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float ab = Mth.cos(i + (float) (Math.PI / 2)) * 0.2F;
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float ac = Mth.sin(i + (float) (Math.PI / 2)) * 0.2F;
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float ad = Mth.cos(i + (float) (Math.PI * 3.0 / 2.0)) * 0.2F;
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float ae = Mth.sin(i + (float) (Math.PI * 3.0 / 2.0)) * 0.2F;
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float ag = 0.0F;
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float ah = 0.4999F;
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float ai = -1.0F + animationTime;
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float aj = ai + f * 2.5F;
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PoseStack.Pose pose = poseStack.last();
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vertex(buffer, pose, x, f, y, k, l, m, 0.4999F, aj);
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vertex(buffer, pose, x, 0.0F, y, k, l, m, 0.4999F, ai);
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vertex(buffer, pose, z, 0.0F, aa, k, l, m, 0.0F, ai);
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vertex(buffer, pose, z, f, aa, k, l, m, 0.0F, aj);
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vertex(buffer, pose, ab, f, ac, k, l, m, 0.4999F, aj);
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vertex(buffer, pose, ab, 0.0F, ac, k, l, m, 0.4999F, ai);
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vertex(buffer, pose, ad, 0.0F, ae, k, l, m, 0.0F, ai);
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vertex(buffer, pose, ad, f, ae, k, l, m, 0.0F, aj);
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float ak = Mth.floor(attackTime) % 2 == 0 ? 0.5F : 0.0F;
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vertex(buffer, pose, p, f, q, k, l, m, 0.5F, ak + 0.5F);
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vertex(buffer, pose, r, f, s, k, l, m, 1.0F, ak + 0.5F);
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vertex(buffer, pose, v, f, w, k, l, m, 1.0F, ak);
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vertex(buffer, pose, t, f, u, k, l, m, 0.5F, ak);
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}
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private static void vertex(VertexConsumer consumer, PoseStack.Pose pose, float x, float y, float z, int red, int green, int blue, float u, float v) {
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consumer.addVertex(pose, x, y, z)
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.setColor(red, green, blue, 255)
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.setUv(u, v)
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.setOverlay(OverlayTexture.NO_OVERLAY)
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.setLight(15728880)
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.setNormal(pose, 0.0F, 1.0F, 0.0F);
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}
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public ResourceLocation getTextureLocation(GuardianRenderState renderState) {
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return GUARDIAN_LOCATION;
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}
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public GuardianRenderState createRenderState() {
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return new GuardianRenderState();
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}
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public void extractRenderState(Guardian entity, GuardianRenderState reusedState, float partialTick) {
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super.extractRenderState(entity, reusedState, partialTick);
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reusedState.spikesAnimation = entity.getSpikesAnimation(partialTick);
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reusedState.tailAnimation = entity.getTailAnimation(partialTick);
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reusedState.eyePosition = entity.getEyePosition(partialTick);
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Entity entity2 = getEntityToLookAt(entity);
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if (entity2 != null) {
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reusedState.lookDirection = entity.getViewVector(partialTick);
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reusedState.lookAtPosition = entity2.getEyePosition(partialTick);
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} else {
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reusedState.lookDirection = null;
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reusedState.lookAtPosition = null;
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}
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LivingEntity livingEntity = entity.getActiveAttackTarget();
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if (livingEntity != null) {
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reusedState.attackScale = entity.getAttackAnimationScale(partialTick);
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reusedState.attackTime = entity.getClientSideAttackTime() + partialTick;
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reusedState.attackTargetPosition = this.getPosition(livingEntity, livingEntity.getBbHeight() * 0.5, partialTick);
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} else {
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reusedState.attackTargetPosition = null;
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}
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}
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@Nullable
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private static Entity getEntityToLookAt(Guardian guardian) {
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Entity entity = Minecraft.getInstance().getCameraEntity();
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return (Entity)(guardian.hasActiveAttackTarget() ? guardian.getActiveAttackTarget() : entity);
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}
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}
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