feat: Reworked the Summon Iron Golem spell, its new name is Summon Spectral Golem

src/main/java/electroblob/wizardry/client/ClientProxy.java

@@ -20,6 +20,7 @@ import electroblob.wizardry.client.model.ModelSageArmour;
 import electroblob.wizardry.client.model.ModelWizardArmour;
 import electroblob.wizardry.client.particle.*;
 import electroblob.wizardry.client.particle.ParticleWizardry.IWizardryParticleFactory;
+import electroblob.wizardry.client.renderer.RenderSpectralGolem;
 import electroblob.wizardry.client.renderer.entity.*;
 import electroblob.wizardry.client.renderer.entity.layers.*;
 import electroblob.wizardry.client.renderer.overlay.RenderBlinkEffect;
@@ -771,6 +772,7 @@ public class ClientProxy extends CommonProxy {
 
 		RenderingRegistry.registerEntityRenderingHandler(EntityIceGiant.class, RenderIceGiant::new);
 		RenderingRegistry.registerEntityRenderingHandler(EntityPhoenix.class, RenderPhoenix::new);
+		RenderingRegistry.registerEntityRenderingHandler(EntitySpectralGolem.class, RenderSpectralGolem::new);
 
 		// Projectiles
 		RenderingRegistry.registerEntityRenderingHandler(EntityMagicMissile.class, manager -> new RenderMagicArrow(manager,

src/main/java/electroblob/wizardry/client/renderer/RenderSpectralGolem.java

@@ -0,0 +1,52 @@
+package electroblob.wizardry.client.renderer;
+
+import electroblob.wizardry.Wizardry;
+import net.minecraft.client.model.ModelIronGolem;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.entity.RenderLiving;
+import net.minecraft.client.renderer.entity.RenderManager;
+import net.minecraft.entity.monster.EntityIronGolem;
+import net.minecraft.util.ResourceLocation;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+import org.lwjgl.opengl.GL11;
+
+@SideOnly(Side.CLIENT)
+public class RenderSpectralGolem extends RenderLiving<EntityIronGolem>
+{
+    private static final ResourceLocation SPECTRAL_GOLEM_TEXTURES = new ResourceLocation(Wizardry.MODID, "textures/entity/spectral_golem.png");
+
+    public RenderSpectralGolem(RenderManager renderManagerIn)
+    {
+        super(renderManagerIn, new ModelIronGolem(), 0.5F);
+    }
+
+    /**
+     * Returns the location of an entity's texture. Doesn't seem to be called unless you call Render.bindEntityTexture.
+     */
+    protected ResourceLocation getEntityTexture(EntityIronGolem entity)
+    {
+        return SPECTRAL_GOLEM_TEXTURES;
+    }
+
+    @Override
+    protected void preRenderCallback(EntityIronGolem entity, float partialTickTime){
+        super.preRenderCallback(entity, partialTickTime);
+        GlStateManager.enableBlend();
+        GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
+        GlStateManager.color(1, 1, 1, 0.7f);
+    }
+
+    protected void applyRotations(EntityIronGolem entityLiving, float ageInTicks, float rotationYaw, float partialTicks)
+    {
+        super.applyRotations(entityLiving, ageInTicks, rotationYaw, partialTicks);
+
+        if ((double)entityLiving.limbSwingAmount >= 0.01D)
+        {
+            float f = 13.0F;
+            float f1 = entityLiving.limbSwing - entityLiving.limbSwingAmount * (1.0F - partialTicks) + 6.0F;
+            float f2 = (Math.abs(f1 % 13.0F - 6.5F) - 3.25F) / 3.25F;
+            GlStateManager.rotate(6.5F * f2, 0.0F, 0.0F, 1.0F);
+        }
+    }
+}