name tags

src/main/java/org/auraclient/auraclient/auth/AuraApi.java

@@ -50,7 +50,7 @@ public class AuraApi {
 
             JsonObject jsonResponse = JsonParser.parseString(response.toString()).getAsJsonObject();
             boolean success = jsonResponse.get("success").getAsBoolean();
-            uuid = jsonResponse.get("uuid").getAsString();
+            uuid = jsonResponse.get("uuid").getAsString().replace("-", "");
 
             if (success) {
                 AuraClient.LOGGER.info("Successfully authenticated");

src/main/java/org/auraclient/auraclient/mixin/AbstractClientPlayerEntityMixin.java

@@ -5,6 +5,7 @@ import net.fabricmc.api.Environment;
 import net.minecraft.client.network.AbstractClientPlayerEntity;
 import net.minecraft.client.util.SkinTextures;
 import net.minecraft.util.Identifier;
+
 import org.auraclient.auraclient.cloaks.Cloaks;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
@@ -24,7 +25,7 @@ public abstract class AbstractClientPlayerEntityMixin {
     @Inject(method = "getSkinTextures", at = @At("RETURN"), cancellable = true)
     private void injectCustomTextures(CallbackInfoReturnable<SkinTextures> cir) {
         AbstractClientPlayerEntity player = (AbstractClientPlayerEntity) (Object) this;
-        String uuid = player.getUuid().toString();
+        String uuid = player.getUuidAsString().replace("-", "");
 
         Identifier cloakTexture = Cloaks.getCurrentCloakTexture(uuid);
         if (cloakTexture != null) {

src/main/java/org/auraclient/auraclient/mixin/EntityRendererMixin.java

@@ -0,0 +1,124 @@
+package org.auraclient.auraclient.mixin;
+
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.OverlayTexture;
+import net.minecraft.client.render.RenderLayer;
+import net.minecraft.client.render.VertexConsumer;
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.entity.EntityRenderDispatcher;
+import net.minecraft.client.render.entity.EntityRenderer;
+import net.minecraft.client.render.entity.state.EntityRenderState;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.Text;
+import net.minecraft.util.Identifier;
+import net.minecraft.client.render.LightmapTextureManager;
+
+import org.joml.Matrix4f;
+import org.joml.Quaternionf;
+import org.joml.Vector3f;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Overwrite;
+import org.spongepowered.asm.mixin.Shadow;
+
+@Mixin(EntityRenderer.class)
+public abstract class EntityRendererMixin<S extends EntityRenderState> {
+    private static final Identifier BADGE_TEXTURE = Identifier.of("auraclient", "textures/player.png");
+
+    @Shadow
+    public EntityRenderDispatcher dispatcher;
+
+    @Overwrite
+    public void renderLabelIfPresent(S state, Text text, MatrixStack matrices,
+            VertexConsumerProvider vertexConsumers, int light) {
+
+        matrices.push();
+
+        matrices.translate(0.0f, 0.0f, 0.0f);
+
+        int textWidth = MinecraftClient.getInstance().textRenderer.getWidth(text);
+
+        double y = state.nameLabelPos.y;
+
+        renderTextAtOrigin(y, text, matrices, vertexConsumers, light);
+
+        if (state instanceof net.minecraft.client.render.entity.state.PlayerEntityRenderState) {
+            float yawAngle = 0.0f;
+            Quaternionf yawRotation = new Quaternionf().rotateY((float) Math.toRadians(yawAngle));
+            matrices.multiply(yawRotation);
+
+            Quaternionf cameraRotation = dispatcher.camera.getRotation();
+            Vector3f leftVector = new Vector3f(-1, 0, 0).rotate(cameraRotation);
+
+            float xOffset = textWidth * 0.018f;
+
+            matrices.translate(leftVector.x * xOffset, y + 0.4f, leftVector.z * xOffset);
+
+            matrices.scale(0.25F, 0.25F, 0.25F);
+
+            renderBadgeIcon(matrices, vertexConsumers, light);
+        }
+
+        matrices.pop();
+    }
+
+    private void renderTextAtOrigin(double y, Text text, MatrixStack matrices,
+            VertexConsumerProvider vertexConsumers,
+            int light) {
+        // Push the current matrix stack
+        matrices.push();
+
+        // Translate to the origin (0, 0, 0) and adjust the vertical position slightly
+        matrices.translate(0.0f, y + 0.5f, 0.0f);
+
+        // Apply the camera's rotation to face the text towards the camera
+        matrices.multiply(dispatcher.getRotation());
+
+        // Scale the text to a readable size
+        matrices.scale(0.025F, -0.025F, 0.025F);
+
+        // Get the position matrix for rendering
+        Matrix4f matrix4f = matrices.peek().getPositionMatrix();
+
+        // Obtain the text renderer
+        net.minecraft.client.font.TextRenderer textRenderer = MinecraftClient.getInstance().textRenderer;
+
+        // Calculate the horizontal offset to center the text
+        float textWidth = (float) (-textRenderer.getWidth(text)) / 2.0F;
+
+        // Determine the background opacity
+        int backgroundOpacity = (int) (MinecraftClient.getInstance().options.getTextBackgroundOpacity(0.25F)
+                * 255.0F) << 24;
+
+        // Render the text with a background
+        textRenderer.draw(text, textWidth, 0, -2130706433, false, matrix4f, vertexConsumers,
+                net.minecraft.client.font.TextRenderer.TextLayerType.SEE_THROUGH, backgroundOpacity, light);
+
+        // Render the text without a background if not sneaking
+        textRenderer.draw(text, textWidth, 0, -1, false, matrix4f, vertexConsumers,
+                net.minecraft.client.font.TextRenderer.TextLayerType.NORMAL, 0,
+                LightmapTextureManager.applyEmission(light, 2));
+
+        // Pop the matrix stack to restore the previous state
+        matrices.pop();
+    }
+
+    private void renderBadgeIcon(MatrixStack matrices, VertexConsumerProvider vertexConsumers, int light) {
+        float size = .5f;
+        Matrix4f matrix = matrices.peek().getPositionMatrix();
+        VertexConsumer vertexConsumer = vertexConsumers
+                .getBuffer(RenderLayer.getEntityTranslucent(BADGE_TEXTURE));
+
+        // Apply rotation to make the icon face the camera
+        Quaternionf rotation = dispatcher.camera.getRotation();
+        matrices.multiply(rotation);
+
+        vertexConsumer.vertex(matrix, -size, -size, 0).color(255, 255, 255, 255).texture(0, 0).light(light)
+                .overlay(OverlayTexture.DEFAULT_UV).normal(0, 0, 1);
+        vertexConsumer.vertex(matrix, size, -size, 0).color(255, 255, 255, 255).texture(1, 0).light(light)
+                .overlay(OverlayTexture.DEFAULT_UV).normal(0, 0, 1);
+        vertexConsumer.vertex(matrix, size, size, 0).color(255, 255, 255, 255).texture(1, 1).light(light)
+                .overlay(OverlayTexture.DEFAULT_UV).normal(0, 0, 1);
+        vertexConsumer.vertex(matrix, -size, size, 0).color(255, 255, 255, 255).texture(0, 1).light(light)
+                .overlay(OverlayTexture.DEFAULT_UV).normal(0, 0, 1);
+    }
+}

src/main/resources/auraclient.mixins.json

@@ -3,7 +3,7 @@
   "minVersion": "0.8",
   "package": "org.auraclient.auraclient.mixin",
   "compatibilityLevel": "JAVA_17",
-  "client": ["AbstractClientPlayerEntityMixin"],
+  "client": ["AbstractClientPlayerEntityMixin", "EntityRendererMixin"],
   "injectors": {
     "defaultRequire": 1
   }