From e8e3457b34ea1649a538f4a7fe7fe21f86bcba3b Mon Sep 17 00:00:00 2001
From: Ellpeck <megamaximal@gmail.com>
Date: Wed, 29 Jan 2020 19:04:33 +0100
Subject: [PATCH] fixed all the rendering yeees

---
 .../naturesaura/api/render/ITrinketItem.java  |  4 +-
 .../compat/jei/AnimalSpawnerCategory.java     | 66 +++++++++++++------
 .../naturesaura/items/ItemAuraCache.java      | 17 +++--
 .../de/ellpeck/naturesaura/items/ItemEye.java | 18 +++--
 .../items/ItemShockwaveCreator.java           | 32 +++------
 .../renderers/PlayerLayerTrinkets.java        | 44 ++++++-------
 6 files changed, 99 insertions(+), 82 deletions(-)

diff --git a/src/main/java/de/ellpeck/naturesaura/api/render/ITrinketItem.java b/src/main/java/de/ellpeck/naturesaura/api/render/ITrinketItem.java
index fbf6d81a..a09ce35d 100644
--- a/src/main/java/de/ellpeck/naturesaura/api/render/ITrinketItem.java
+++ b/src/main/java/de/ellpeck/naturesaura/api/render/ITrinketItem.java
@@ -1,5 +1,7 @@
 package de.ellpeck.naturesaura.api.render;
 
+import com.mojang.blaze3d.matrix.MatrixStack;
+import net.minecraft.client.renderer.IRenderTypeBuffer;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.item.ItemStack;
 import net.minecraftforge.api.distmarker.Dist;
@@ -11,6 +13,6 @@ public interface ITrinketItem {
     }
 
     @OnlyIn(Dist.CLIENT)
-    void render(ItemStack stack, PlayerEntity player, RenderType type, boolean isHolding);
+    void render(ItemStack stack, PlayerEntity player, RenderType type, MatrixStack matrices, IRenderTypeBuffer buffer, int packedLight, boolean isHolding);
 
 }
diff --git a/src/main/java/de/ellpeck/naturesaura/compat/jei/AnimalSpawnerCategory.java b/src/main/java/de/ellpeck/naturesaura/compat/jei/AnimalSpawnerCategory.java
index 73b6cae2..d1e82455 100644
--- a/src/main/java/de/ellpeck/naturesaura/compat/jei/AnimalSpawnerCategory.java
+++ b/src/main/java/de/ellpeck/naturesaura/compat/jei/AnimalSpawnerCategory.java
@@ -1,6 +1,8 @@
 package de.ellpeck.naturesaura.compat.jei;
 
 import com.google.common.collect.ImmutableList;
+import com.mojang.blaze3d.matrix.MatrixStack;
+import com.mojang.blaze3d.systems.RenderSystem;
 import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.api.recipes.AnimalSpawnerRecipe;
 import mezz.jei.api.constants.VanillaTypes;
@@ -11,9 +13,14 @@ import mezz.jei.api.helpers.IGuiHelper;
 import mezz.jei.api.ingredients.IIngredients;
 import mezz.jei.api.recipe.category.IRecipeCategory;
 import net.minecraft.client.Minecraft;
+import net.minecraft.client.renderer.IRenderTypeBuffer;
+import net.minecraft.client.renderer.Quaternion;
+import net.minecraft.client.renderer.Vector3f;
+import net.minecraft.client.renderer.entity.EntityRendererManager;
 import net.minecraft.client.resources.I18n;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityType;
+import net.minecraft.entity.LivingEntity;
 import net.minecraft.item.ItemStack;
 import net.minecraft.item.SpawnEggItem;
 import net.minecraft.item.crafting.Ingredient;
@@ -85,31 +92,48 @@ public class AnimalSpawnerCategory implements IRecipeCategory<AnimalSpawnerRecip
         }
 
         float size = Math.max(1F, Math.max(recipe.entity.getWidth(), recipe.entity.getHeight()));
-        float rot = (minecraft.world.getGameTime() + minecraft.getRenderPartialTicks()) % 360F;
-        renderEntity(entity, 35, 28, rot, 100F / size * 0.4F, size * 0.5F);
+        renderEntity(35, 55, 100F / size * 0.4F, 40, size * 0.5F, (LivingEntity) entity);
 
         String name = recipe.entity.getName().getFormattedText();
         minecraft.fontRenderer.drawStringWithShadow(name, 36 - minecraft.fontRenderer.getStringWidth(name) / 2F, 55, 0xFFFFFF);
     }
 
-    private static void renderEntity(Entity entity, float x, float y, float rotation, float renderScale, float offset) {
-        // TODO Render entity
-        /*GlStateManager.enableColorMaterial();
-        GlStateManager.pushMatrix();
-        GlStateManager.color3f(1F, 1F, 1F);
-        GlStateManager.translatef(x, y, 50.0F);
-        GlStateManager.scalef(-renderScale, renderScale, renderScale);
-        GlStateManager.translatef(0F, offset, 0F);
-        GlStateManager.rotatef(180.0F, 0.0F, 0.0F, 1.0F);
-        GlStateManager.rotatef(rotation, 0.0F, 1.0F, 0.0F);
-        RenderHelper.enableStandardItemLighting();
-        Minecraft.getInstance().getRenderManager().playerViewY = 180.0F;
-        Minecraft.getInstance().getRenderManager().renderEntity(entity, 0.0D, 0.0D, 0.0D, 0.0F, 1.0F, false);
-        GlStateManager.popMatrix();
-        RenderHelper.disableStandardItemLighting();
-        GlStateManager.disableRescaleNormal();
-        GlStateManager.activeTexture(GLX.GL_TEXTURE1);
-        GlStateManager.disableTexture();
-        GlStateManager.activeTexture(GLX.GL_TEXTURE0);*/
+    private static void renderEntity(int x, int y, float scale, float yaw, float pitch, LivingEntity entity) {
+        float f = (float) Math.atan(yaw / 40.0F);
+        float f1 = (float) Math.atan(pitch / 40.0F);
+        RenderSystem.pushMatrix();
+        RenderSystem.translatef((float) x, (float) y, 1050.0F);
+        RenderSystem.scalef(1.0F, 1.0F, -1.0F);
+        MatrixStack matrixstack = new MatrixStack();
+        matrixstack.translate(0.0D, 0.0D, 1000.0D);
+        matrixstack.scale(scale, scale, scale);
+        Quaternion quaternion = Vector3f.ZP.rotationDegrees(180.0F);
+        Quaternion quaternion1 = Vector3f.XP.rotationDegrees(f1 * 20.0F);
+        quaternion.multiply(quaternion1);
+        matrixstack.rotate(quaternion);
+        float f2 = entity.renderYawOffset;
+        float f3 = entity.rotationYaw;
+        float f4 = entity.rotationPitch;
+        float f5 = entity.prevRotationYawHead;
+        float f6 = entity.rotationYawHead;
+        entity.renderYawOffset = 180.0F + f * 20.0F;
+        entity.rotationYaw = 180.0F + f * 40.0F;
+        entity.rotationPitch = -f1 * 20.0F;
+        entity.rotationYawHead = entity.rotationYaw;
+        entity.prevRotationYawHead = entity.rotationYaw;
+        EntityRendererManager entityrenderermanager = Minecraft.getInstance().getRenderManager();
+        quaternion1.conjugate();
+        entityrenderermanager.setCameraOrientation(quaternion1);
+        entityrenderermanager.setRenderShadow(false);
+        IRenderTypeBuffer.Impl buff = Minecraft.getInstance().getRenderTypeBuffers().getBufferSource();
+        entityrenderermanager.renderEntityStatic(entity, 0.0D, 0.0D, 0.0D, 0.0F, 1.0F, matrixstack, buff, 15728880);
+        buff.finish();
+        entityrenderermanager.setRenderShadow(true);
+        entity.renderYawOffset = f2;
+        entity.rotationYaw = f3;
+        entity.rotationPitch = f4;
+        entity.prevRotationYawHead = f5;
+        entity.rotationYawHead = f6;
+        RenderSystem.popMatrix();
     }
 }
diff --git a/src/main/java/de/ellpeck/naturesaura/items/ItemAuraCache.java b/src/main/java/de/ellpeck/naturesaura/items/ItemAuraCache.java
index be3e616a..52082c79 100644
--- a/src/main/java/de/ellpeck/naturesaura/items/ItemAuraCache.java
+++ b/src/main/java/de/ellpeck/naturesaura/items/ItemAuraCache.java
@@ -1,6 +1,6 @@
 package de.ellpeck.naturesaura.items;
 
-import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.matrix.MatrixStack;
 import de.ellpeck.naturesaura.Helper;
 import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
@@ -9,6 +9,11 @@ import de.ellpeck.naturesaura.api.aura.container.ItemAuraContainer;
 import de.ellpeck.naturesaura.api.aura.item.IAuraRecharge;
 import de.ellpeck.naturesaura.api.render.ITrinketItem;
 import de.ellpeck.naturesaura.enchant.ModEnchantments;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.renderer.IRenderTypeBuffer;
+import net.minecraft.client.renderer.Vector3f;
+import net.minecraft.client.renderer.model.ItemCameraTransforms;
+import net.minecraft.client.renderer.texture.OverlayTexture;
 import net.minecraft.enchantment.EnchantmentHelper;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.player.PlayerEntity;
@@ -110,14 +115,14 @@ public class ItemAuraCache extends ItemImpl implements ITrinketItem {
 
     @Override
     @OnlyIn(Dist.CLIENT)
-    public void render(ItemStack stack, PlayerEntity player, RenderType type, boolean isHolding) {
+    public void render(ItemStack stack, PlayerEntity player, RenderType type, MatrixStack matrices, IRenderTypeBuffer buffer, int packedLight, boolean isHolding) {
         if (type == RenderType.BODY && !isHolding) {
             boolean chest = !player.inventory.armorInventory.get(EquipmentSlotType.CHEST.getIndex()).isEmpty();
             boolean legs = !player.inventory.armorInventory.get(EquipmentSlotType.LEGS.getIndex()).isEmpty();
-            GlStateManager.translatef(-0.15F, 0.65F, chest ? -0.195F : legs ? -0.165F : -0.1475F);
-            GlStateManager.scalef(0.25F, 0.25F, 0.25F);
-            GlStateManager.rotatef(180F, 1F, 0F, 0F);
-            //Helper.renderItemInWorld(stack);
+            matrices.translate(-0.15F, 0.65F, chest ? -0.195F : legs ? -0.165F : -0.1475F);
+            matrices.scale(0.5F, 0.5F, 0.5F);
+            matrices.rotate(Vector3f.XP.rotationDegrees(180F));
+            Minecraft.getInstance().getItemRenderer().renderItem(stack, ItemCameraTransforms.TransformType.GROUND, packedLight, OverlayTexture.DEFAULT_LIGHT, matrices, buffer);
         }
     }
 }
diff --git a/src/main/java/de/ellpeck/naturesaura/items/ItemEye.java b/src/main/java/de/ellpeck/naturesaura/items/ItemEye.java
index f23d0700..58b55761 100644
--- a/src/main/java/de/ellpeck/naturesaura/items/ItemEye.java
+++ b/src/main/java/de/ellpeck/naturesaura/items/ItemEye.java
@@ -1,9 +1,13 @@
 package de.ellpeck.naturesaura.items;
 
-import de.ellpeck.naturesaura.Helper;
+import com.mojang.blaze3d.matrix.MatrixStack;
 import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.api.render.ITrinketItem;
-import com.mojang.blaze3d.platform.GlStateManager;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.renderer.IRenderTypeBuffer;
+import net.minecraft.client.renderer.Vector3f;
+import net.minecraft.client.renderer.model.ItemCameraTransforms;
+import net.minecraft.client.renderer.texture.OverlayTexture;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.inventory.EquipmentSlotType;
 import net.minecraft.item.ItemStack;
@@ -18,13 +22,13 @@ public class ItemEye extends ItemImpl implements ITrinketItem {
 
     @Override
     @OnlyIn(Dist.CLIENT)
-    public void render(ItemStack stack, PlayerEntity player, RenderType type, boolean isHolding) {
+    public void render(ItemStack stack, PlayerEntity player, RenderType type, MatrixStack matrices, IRenderTypeBuffer buffer, int packedLight, boolean isHolding) {
         if (type == RenderType.BODY && !isHolding) {
             boolean armor = !player.inventory.armorInventory.get(EquipmentSlotType.CHEST.getIndex()).isEmpty();
-            GlStateManager.translatef(0.1F, 0.225F, armor ? -0.195F : -0.1475F);
-            GlStateManager.scalef(0.15F, 0.15F, 0.15F);
-            GlStateManager.rotatef(180F, 1F, 0F, 0F);
-            //Helper.renderItemInWorld(stack);
+            matrices.translate(0.1F, 0.225F, armor ? -0.195F : -0.1475F);
+            matrices.scale(0.3F, 0.3F, 0.3F);
+            matrices.rotate(Vector3f.XP.rotationDegrees(180));
+            Minecraft.getInstance().getItemRenderer().renderItem(stack, ItemCameraTransforms.TransformType.GROUND, packedLight, OverlayTexture.DEFAULT_LIGHT, matrices, buffer);
         }
     }
 }
diff --git a/src/main/java/de/ellpeck/naturesaura/items/ItemShockwaveCreator.java b/src/main/java/de/ellpeck/naturesaura/items/ItemShockwaveCreator.java
index d1a59ab9..12a217d0 100644
--- a/src/main/java/de/ellpeck/naturesaura/items/ItemShockwaveCreator.java
+++ b/src/main/java/de/ellpeck/naturesaura/items/ItemShockwaveCreator.java
@@ -1,6 +1,6 @@
 package de.ellpeck.naturesaura.items;
 
-import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.matrix.MatrixStack;
 import de.ellpeck.naturesaura.NaturesAura;
 import de.ellpeck.naturesaura.api.NaturesAuraAPI;
 import de.ellpeck.naturesaura.api.render.ITrinketItem;
@@ -11,8 +11,10 @@ import net.minecraft.block.BlockState;
 import net.minecraft.block.SoundType;
 import net.minecraft.block.material.Material;
 import net.minecraft.client.Minecraft;
-import net.minecraft.client.gui.screen.Screen;
-import net.minecraft.client.renderer.RenderHelper;
+import net.minecraft.client.renderer.IRenderTypeBuffer;
+import net.minecraft.client.renderer.Vector3f;
+import net.minecraft.client.renderer.model.ItemCameraTransforms;
+import net.minecraft.client.renderer.texture.OverlayTexture;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.LivingEntity;
 import net.minecraft.entity.player.PlayerEntity;
@@ -22,7 +24,6 @@ import net.minecraft.nbt.CompoundNBT;
 import net.minecraft.potion.EffectInstance;
 import net.minecraft.potion.Effects;
 import net.minecraft.util.DamageSource;
-import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.SoundCategory;
 import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.BlockPos;
@@ -34,8 +35,6 @@ import java.util.List;
 
 public class ItemShockwaveCreator extends ItemImpl implements ITrinketItem {
 
-    private static final ResourceLocation RES_WORN = new ResourceLocation(NaturesAura.MOD_ID, "textures/items/shockwave_creator_player.png");
-
     public ItemShockwaveCreator() {
         super("shockwave_creator", new Properties().maxStackSize(1).group(NaturesAura.CREATIVE_TAB));
     }
@@ -109,24 +108,13 @@ public class ItemShockwaveCreator extends ItemImpl implements ITrinketItem {
 
     @Override
     @OnlyIn(Dist.CLIENT)
-    public void render(ItemStack stack, PlayerEntity player, RenderType type, boolean isHolding) {
+    public void render(ItemStack stack, PlayerEntity player, RenderType type, MatrixStack matrices, IRenderTypeBuffer buffer, int packedLight, boolean isHolding) {
         if (type == RenderType.BODY && !isHolding) {
             boolean armor = !player.inventory.armorInventory.get(EquipmentSlotType.CHEST.getIndex()).isEmpty();
-            GlStateManager.translatef(-0.1675F, -0.05F, armor ? -0.195F : -0.1475F);
-            GlStateManager.scalef(0.021F, 0.021F, 0.021F);
-
-            GlStateManager.pushMatrix();
-            GlStateManager.disableLighting();
-            GlStateManager.pushTextureAttributes();
-            GlStateManager.pushLightingAttributes();
-            RenderHelper.enableStandardItemLighting();
-            Minecraft.getInstance().getTextureManager().bindTexture(RES_WORN);
-            Screen.blit(0, 0, 0, 0, 16, 16, 16, 16);
-            RenderHelper.disableStandardItemLighting();
-            GlStateManager.popAttributes();
-            GlStateManager.popAttributes();
-            GlStateManager.enableLighting();
-            GlStateManager.popMatrix();
+            matrices.translate(0, 0.125F, armor ? -0.195F : -0.1475F);
+            matrices.scale(0.3F, 0.3F, 0.3F);
+            matrices.rotate(Vector3f.XP.rotationDegrees(180));
+            Minecraft.getInstance().getItemRenderer().renderItem(stack, ItemCameraTransforms.TransformType.GROUND, packedLight, OverlayTexture.DEFAULT_LIGHT, matrices, buffer);
         }
     }
 }
diff --git a/src/main/java/de/ellpeck/naturesaura/renderers/PlayerLayerTrinkets.java b/src/main/java/de/ellpeck/naturesaura/renderers/PlayerLayerTrinkets.java
index 84b16f97..13666de5 100644
--- a/src/main/java/de/ellpeck/naturesaura/renderers/PlayerLayerTrinkets.java
+++ b/src/main/java/de/ellpeck/naturesaura/renderers/PlayerLayerTrinkets.java
@@ -1,16 +1,16 @@
 package de.ellpeck.naturesaura.renderers;
 
 import com.mojang.blaze3d.matrix.MatrixStack;
-import com.mojang.blaze3d.platform.GlStateManager;
-import com.mojang.blaze3d.systems.RenderSystem;
 import de.ellpeck.naturesaura.api.render.ITrinketItem;
 import de.ellpeck.naturesaura.api.render.ITrinketItem.RenderType;
 import de.ellpeck.naturesaura.compat.Compat;
 import net.minecraft.client.entity.player.AbstractClientPlayerEntity;
 import net.minecraft.client.renderer.IRenderTypeBuffer;
+import net.minecraft.client.renderer.Vector3f;
 import net.minecraft.client.renderer.entity.IEntityRenderer;
 import net.minecraft.client.renderer.entity.layers.LayerRenderer;
 import net.minecraft.client.renderer.entity.model.PlayerModel;
+import net.minecraft.entity.Pose;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
@@ -33,7 +33,6 @@ public class PlayerLayerTrinkets extends LayerRenderer<AbstractClientPlayerEntit
         super(entityRendererIn);
     }
 
-    // TODO Fix this
     @Override
     public void render(MatrixStack matrixStackIn, IRenderTypeBuffer bufferIn, int packedLightIn, AbstractClientPlayerEntity player, float limbSwing, float limbSwingAmount, float partialTicks, float ageInTicks, float netHeadYaw, float headPitch) {
         if (player.getActivePotionEffect(Effects.INVISIBILITY) != null)
@@ -42,26 +41,21 @@ public class PlayerLayerTrinkets extends LayerRenderer<AbstractClientPlayerEntit
         ItemStack second = player.getHeldItemOffhand();
 
         this.alreadyRendered.clear();
-        RenderSystem.pushMatrix();
-        RenderSystem.pushLightingAttributes();
-        RenderSystem.pushTextureAttributes();
-        RenderSystem.color4f(1F, 1F, 1F, 1F);
-        this.render(player, RenderType.BODY, main, second);
+        matrixStackIn.push();
+        this.render(player, RenderType.BODY, main, second, matrixStackIn, bufferIn, packedLightIn);
         float yaw = player.prevRotationYawHead + (player.rotationYawHead - player.prevRotationYawHead) * partialTicks;
         float yawOffset = player.prevRenderYawOffset + (player.renderYawOffset - player.prevRenderYawOffset) * partialTicks;
         float pitch = player.prevRotationPitch + (player.rotationPitch - player.prevRotationPitch) * partialTicks;
-        RenderSystem.rotatef(yawOffset, 0, -1, 0);
-        RenderSystem.rotatef(yaw - 270, 0, 1, 0);
-        RenderSystem.rotatef(pitch, 0, 0, 1);
-        this.render(player, RenderType.HEAD, main, second);
-        RenderSystem.popAttributes();
-        RenderSystem.popAttributes();
-        RenderSystem.popMatrix();
+        matrixStackIn.rotate(Vector3f.YN.rotationDegrees(yawOffset));
+        matrixStackIn.rotate(Vector3f.YP.rotationDegrees(yaw - 270));
+        matrixStackIn.rotate(Vector3f.ZP.rotationDegrees(pitch));
+        this.render(player, RenderType.HEAD, main, second, matrixStackIn, bufferIn, packedLightIn);
+        matrixStackIn.pop();
     }
 
-    private void render(PlayerEntity player, RenderType type, ItemStack main, ItemStack second) {
+    private void render(PlayerEntity player, RenderType type, ItemStack main, ItemStack second, MatrixStack matrices, IRenderTypeBuffer buffer, int packedLight) {
         for (int i = 0; i < player.inventory.getSizeInventory(); i++) {
-            this.renderStack(player.inventory.getStackInSlot(i), player, type, main, second);
+            this.renderStack(player.inventory.getStackInSlot(i), player, type, main, second, matrices, buffer, packedLight);
         }
 
         if (Compat.hasCompat("curios")) {
@@ -69,24 +63,24 @@ public class PlayerLayerTrinkets extends LayerRenderer<AbstractClientPlayerEntit
             if (handler != null) {
                 for (IItemHandler items : handler.getCurioMap().values()) {
                     for (int i = 0; i < items.getSlots(); i++) {
-                        this.renderStack(items.getStackInSlot(i), player, type, main, second);
+                        this.renderStack(items.getStackInSlot(i), player, type, main, second, matrices, buffer, packedLight);
                     }
                 }
             }
         }
     }
 
-    private void renderStack(ItemStack stack, PlayerEntity player, RenderType type, ItemStack main, ItemStack second) {
+    private void renderStack(ItemStack stack, PlayerEntity player, RenderType type, ItemStack main, ItemStack second, MatrixStack matrices, IRenderTypeBuffer buffer, int packedLight) {
         if (!stack.isEmpty()) {
             Item item = stack.getItem();
             if (item instanceof ITrinketItem && !this.alreadyRendered.contains(item)) {
-                GlStateManager.pushMatrix();
-                if (type == RenderType.BODY && player.isShiftKeyDown()) {
-                    GlStateManager.translatef(0F, 0.2F, 0F);
-                    GlStateManager.rotatef(90F / (float) Math.PI, 1.0F, 0.0F, 0.0F);
+                matrices.push();
+                if (type == RenderType.BODY && player.getPose() == Pose.CROUCHING) {
+                    matrices.translate(0F, 0.2F, 0F);
+                    matrices.rotate(Vector3f.XP.rotationDegrees(90F / (float) Math.PI));
                 }
-                ((ITrinketItem) item).render(stack, player, type, stack == main || stack == second);
-                GlStateManager.popMatrix();
+                ((ITrinketItem) item).render(stack, player, type, matrices, buffer, packedLight, stack == main || stack == second);
+                matrices.pop();
                 this.alreadyRendered.add(item);
             }
         }