Migrate portal rendering over

src/main/java/com/fusionflux/portalcubed/PortalCubedConfig.java

@@ -1,6 +1,5 @@
 package com.fusionflux.portalcubed;
 
-import com.fusionflux.portalcubed.client.render.portal.PortalRenderers;
 import eu.midnightdust.lib.config.MidnightConfig;
 
 @SuppressWarnings("CanBeFinal")
@@ -16,7 +15,7 @@ public class PortalCubedConfig extends MidnightConfig {
 	@Entry @Client public static boolean portalHudMode = false;
 	@Entry(min = 0, max = 100, isSlider = true) @Client public static int gelOverlayOpacity = 100;
 	@Entry @Client public static boolean staticPortalItemDrops = true;
-	@Entry @Client public static PortalRenderers renderer = PortalRenderers.DISABLED;
+	@Entry(min = 0, max = 4, isSlider = true) @Client public static int portalRenderingLayers = 1;
 	@Entry @Client public static boolean crossPortalEntityRendering = true;
 	@Entry(min = 0, max = 1000, isSlider = true) @Client public static int portalSmoothTime = 250;
 }

src/main/java/com/fusionflux/portalcubed/client/PortalCubedClient.java

@@ -19,8 +19,7 @@
 import com.fusionflux.portalcubed.client.render.entity.animatedtextures.AnimatedEntityTextures;
 import com.fusionflux.portalcubed.client.render.entity.model.*;
 import com.fusionflux.portalcubed.client.render.portal.PortalRenderPhase;
-import com.fusionflux.portalcubed.client.render.portal.PortalRendererImpl;
-import com.fusionflux.portalcubed.client.render.portal.PortalRenderers;
+import com.fusionflux.portalcubed.client.render.portal.PortalRendering;
 import com.fusionflux.portalcubed.entity.Portal;
 import com.fusionflux.portalcubed.entity.PortalCubedEntities;
 import com.fusionflux.portalcubed.fluids.PortalCubedFluids;
@@ -75,7 +74,6 @@
 import net.minecraft.world.phys.HitResult;
 import net.minecraft.world.phys.Vec3;
 import org.apache.commons.lang3.mutable.MutableDouble;
-import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.joml.Matrix4f;
 import org.joml.Quaternionf;
@@ -136,9 +134,6 @@ public class PortalCubedClient implements ClientModInitializer {
 	public static int gelOverlayTimer = -1;
 	public static ResourceLocation gelOverlayTexture = TextureManager.INTENTIONAL_MISSING_TEXTURE;
 
-	private static PortalRendererImpl renderer;
-	private static PortalRenderers rendererType;
-
 	public static IPQuaternion cameraInterpStart;
 	public static long cameraInterpStartTime;
 
@@ -320,6 +315,7 @@ Items.LIGHT, new ResourceLocation("level")
 			RenderSystem.depthFunc(GL11.GL_LEQUAL);
 			RenderSystem.enableCull();
 		});
+		PortalRendering.init();
 
 		PortalBlocksLoader.initClient();
 
@@ -804,15 +800,6 @@ public static int globalAdvancementsSize() {
 		return GLOBAL_ADVANCEMENTS.size();
 	}
 
-	@NotNull
-	public static PortalRendererImpl getRenderer() {
-		if (rendererType != PortalCubedConfig.renderer) {
-			rendererType = PortalCubedConfig.renderer;
-			renderer = rendererType.creator.get();
-		}
-		return renderer;
-	}
-
 	public static Optional<IPQuaternion> interpCamera() {
 		final long time = System.currentTimeMillis();
 		final long endTime = PortalCubedClient.cameraInterpStartTime + PortalCubedConfig.portalSmoothTime;

src/main/java/com/fusionflux/portalcubed/client/render/entity/PortalRenderer.java

@@ -5,7 +5,6 @@
 import com.fusionflux.portalcubed.client.PortalCubedClient;
 import com.fusionflux.portalcubed.client.render.entity.model.PortalModel;
 import com.fusionflux.portalcubed.client.render.portal.PortalRenderPhase;
-import com.fusionflux.portalcubed.client.render.portal.PortalRendererImpl;
 import com.fusionflux.portalcubed.entity.Portal;
 import com.fusionflux.portalcubed.util.GeneralUtil;
 import com.mojang.blaze3d.vertex.PoseStack;
@@ -69,7 +68,7 @@ public void render(@NotNull Portal entity, float yaw, float tickDelta, @NotNull
 			matrices.scale(progress, progress, progress);
 		}
 
-		renderPortal(matrices, vertexConsumers, entity, light, r, g, b, tickDelta);
+		model.renderToBuffer(matrices, vertexConsumers.getBuffer(RenderType.entityTranslucentEmissive(getTextureLocation(entity))), light, OverlayTexture.NO_OVERLAY, r, g, b, 1F);
 
 		matrices.popPose();
 
@@ -101,27 +100,6 @@ public void render(@NotNull Portal entity, float yaw, float tickDelta, @NotNull
 		}
 	}
 
-	public void renderPortal(
-		PoseStack poseStack,
-		MultiBufferSource vertexConsumers,
-		Portal entity,
-		int light,
-		int r,
-		int g,
-		int b,
-		float tickDelta
-	) {
-		final PortalRendererImpl renderer = PortalCubedClient.getRenderer();
-		final boolean renderContents = renderPhase == renderer.targetPhase() && renderer.enabled(entity);
-		if (renderContents) {
-			renderer.preRender(entity, tickDelta, poseStack, vertexConsumers);
-		}
-		model.renderToBuffer(poseStack, vertexConsumers.getBuffer(RenderType.entityTranslucentEmissive(getTextureLocation(entity))), light, OverlayTexture.NO_OVERLAY, r, g, b, 1F);
-		if (renderContents) {
-			renderer.postRender(entity, tickDelta, poseStack, vertexConsumers);
-		}
-	}
-
 	private void renderOtherEntities(Portal entity, PoseStack poseStack, float tickDelta, MultiBufferSource buffer, int packedLight) {
 		if (renderPhase != PortalRenderPhase.ENTITY || !entity.getActive()) return;
 		final UUID otherUuid = entity.getLinkedPortalUUID().orElse(null);

src/main/java/com/fusionflux/portalcubed/client/render/portal/PortalRenderPhase.java

@@ -1,5 +1,5 @@
 package com.fusionflux.portalcubed.client.render.portal;
 
 public enum PortalRenderPhase {
-	ENTITY, TRACER, FINAL
+	ENTITY, TRACER
 }

src/main/java/com/fusionflux/portalcubed/client/render/portal/PortalRenderTarget.java

@@ -0,0 +1,14 @@
+package com.fusionflux.portalcubed.client.render.portal;
+
+import com.mojang.blaze3d.pipeline.TextureTarget;
+
+import net.minecraft.client.Minecraft;
+
+/**
+ * Stencil code is in {@link com.fusionflux.portalcubed.mixin.client.RenderTargetMixin}
+*/
+public final class PortalRenderTarget extends TextureTarget {
+	PortalRenderTarget(int width, int height) {
+		super(width, height, true, Minecraft.ON_OSX);
+	}
+}