feat: ✨ Updated backpack layer rendering code to use body rotations /…

… translations so that it would be more compatible with mods that animate players / mobs like EMF

gradle.properties

@@ -13,7 +13,7 @@ loader_version_range=[4,)
 mod_id=sophisticatedbackpacks
 mod_name=Sophisticated Backpacks
 mod_license=GNU General Public License v3.0
-mod_version=3.20.24
+mod_version=3.20.25
 mod_group_id=sophisticatedbackpacks
 mod_authors=P3pp3rF1y, Ridanisaurus
 mod_description=Fancy and functional backpacks.

src/main/java/net/p3pp3rf1y/sophisticatedbackpacks/client/render/BackpackLayerRenderer.java

@@ -34,22 +34,24 @@ public BackpackLayerRenderer(RenderLayerParent<T, M> entityRendererIn) {
 	}
 
 	@Override
-	public void render(PoseStack matrixStack, MultiBufferSource buffer, int packedLight, T entity, float limbSwing, float limbSwingAmount, float partialTicks, float ageInTicks, float netHeadYaw, float headPitch) {
+	public void render(PoseStack poseStack, MultiBufferSource buffer, int packedLight, T entity, float limbSwing, float limbSwingAmount, float partialTicks, float ageInTicks, float netHeadYaw, float headPitch) {
 		if (entity instanceof AbstractClientPlayer player) {
 			PlayerInventoryProvider.get().getBackpackFromRendered(player).ifPresent(backpackRenderInfo -> {
-				matrixStack.pushPose();
+				poseStack.pushPose();
 				ItemStack backpack = backpackRenderInfo.getBackpack();
 				IBackpackModel model = BackpackModelManager.getBackpackModel(backpack.getItem());
 				EquipmentSlot equipmentSlot = model.getRenderEquipmentSlot();
 				boolean wearsArmor = (equipmentSlot != EquipmentSlot.CHEST || !backpackRenderInfo.isArmorSlot()) && !player.getInventory().armor.get(equipmentSlot.getIndex()).isEmpty();
-				renderBackpack(getParentModel(), player, matrixStack, buffer, packedLight, backpack, wearsArmor, model);
-				matrixStack.popPose();
+				renderBackpack(getParentModel(), player, poseStack, buffer, packedLight, backpack, wearsArmor, model);
+				poseStack.popPose();
 			});
 		} else {
+			poseStack.pushPose();
 			ItemStack chestStack = entity.getItemBySlot(EquipmentSlot.CHEST);
 			if (chestStack.getItem() instanceof BackpackItem) {
-				renderBackpack(getParentModel(), entity, matrixStack, buffer, packedLight, chestStack, false, BackpackModelManager.getBackpackModel(chestStack.getItem()));
+				renderBackpack(getParentModel(), entity, poseStack, buffer, packedLight, chestStack, false, BackpackModelManager.getBackpackModel(chestStack.getItem()));
 			}
+			poseStack.popPose();
 		}
 	}
 

src/main/java/net/p3pp3rf1y/sophisticatedbackpacks/client/render/BackpackModel.java

@@ -7,6 +7,7 @@
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.model.AgeableListModel;
 import net.minecraft.client.model.EntityModel;
+import net.minecraft.client.model.HumanoidModel;
 import net.minecraft.client.model.geom.ModelPart;
 import net.minecraft.client.model.geom.PartPose;
 import net.minecraft.client.model.geom.builders.*;
@@ -447,13 +448,12 @@ public EquipmentSlot getRenderEquipmentSlot() {
 	}
 
 	@Override
-	public <L extends LivingEntity, M extends EntityModel<L>> void translateRotateAndScale(M parentModel, LivingEntity livingEntity, PoseStack matrixStack, boolean wearsArmor) {
-		if (livingEntity.isCrouching()) {
-			matrixStack.translate(0D, 0.2D, 0D);
-			matrixStack.mulPose(Axis.XP.rotationDegrees(90F / (float) Math.PI));
+	public <L extends LivingEntity, M extends EntityModel<L>> void translateRotateAndScale(M parentModel, LivingEntity livingEntity, PoseStack poseStack, boolean wearsArmor) {
+		if (parentModel instanceof HumanoidModel<?> humanoidModel) {
+			humanoidModel.body.translateAndRotate(poseStack);
 		}
 
-		matrixStack.mulPose(Axis.YP.rotationDegrees(180));
+		poseStack.mulPose(Axis.YP.rotationDegrees(180));
 		float zOffset = wearsArmor ? -0.35f : -0.3f;
 		float yOffset = -0.75f;
 
@@ -462,19 +462,19 @@ public <L extends LivingEntity, M extends EntityModel<L>> void translateRotateAn
 			yOffset = CHILD_Y_OFFSET;
 		}
 
-		matrixStack.translate(0, yOffset, zOffset);
+		poseStack.translate(0, yOffset, zOffset);
 
 		if (livingEntity instanceof Player) {
 			return;
 		}
 
 		if (livingEntity.isBaby()) {
-			matrixStack.scale(CHILD_SCALE, CHILD_SCALE, CHILD_SCALE);
+			poseStack.scale(CHILD_SCALE, CHILD_SCALE, CHILD_SCALE);
 		}
 
 		if (entityTranslations.containsKey(livingEntity.getType())) {
 			Vec3 translVector = entityTranslations.get(livingEntity.getType());
-			matrixStack.translate(translVector.x(), translVector.y(), translVector.z());
+			poseStack.translate(translVector.x(), translVector.y(), translVector.z());
 		}
 	}