Fix path preview rendering in 1.15

src/main/java/com/replaymod/core/events/PostRenderWorldCallback.java

@@ -3,15 +3,31 @@ package com.replaymod.core.events;
 
 import de.johni0702.minecraft.gui.utils.Event;
 
+//#if MC>=11500
+//$$ import net.minecraft.client.util.math.MatrixStack;
+//#endif
+
 public interface PostRenderWorldCallback {
     Event<PostRenderWorldCallback> EVENT = Event.create((listeners) ->
+            //#if MC>=11500
+            //$$ (MatrixStack matrixStack) -> {
+            //#else
             () -> {
+            //#endif
                 for (PostRenderWorldCallback listener : listeners) {
-                    listener.postRenderWorld();
+                    listener.postRenderWorld(
+                            //#if MC>=11500
+                            //$$ matrixStack
+                            //#endif
+                    );
                 }
             }
     );
 
-    void postRenderWorld();
+    void postRenderWorld(
+            //#if MC>=11500
+            //$$ MatrixStack matrixStack
+            //#endif
+    );
 }
 //#endif

src/main/java/com/replaymod/core/mixin/MixinGameRenderer.java

@@ -30,7 +30,11 @@ public class MixinGameRenderer {
             //$$ MatrixStack matrixStack,
             //#endif
             CallbackInfo ci) {
-        PostRenderWorldCallback.EVENT.invoker().postRenderWorld();
+        PostRenderWorldCallback.EVENT.invoker().postRenderWorld(
+                //#if MC>=11500
+                //$$ matrixStack
+                //#endif
+        );
     }
 
     @Inject(method = "renderHand", at = @At("HEAD"), cancellable = true)

src/main/java/com/replaymod/simplepathing/preview/PathPreviewRenderer.java

@@ -24,6 +24,11 @@ import org.apache.commons.lang3.tuple.Pair;
 import org.apache.commons.lang3.tuple.Triple;
 import org.lwjgl.opengl.GL11;
 
+//#if MC>=11500
+//$$ import com.mojang.blaze3d.systems.RenderSystem;
+//$$ import net.minecraft.client.util.math.MatrixStack;
+//#endif
+
 //#if FABRIC>=1
 import com.replaymod.core.events.PostRenderWorldCallback;
 //#else
@@ -55,7 +60,11 @@ public class PathPreviewRenderer extends EventRegistrations {
 
     //#if FABRIC>=1
     { on(PostRenderWorldCallback.EVENT, this::renderCameraPath); }
+    //#if MC>=11500
+    //$$ private void renderCameraPath(MatrixStack matrixStack) {
+    //#else
     private void renderCameraPath() {
+    //#endif
     //#else
     //$$ @SubscribeEvent
     //$$ public void renderCameraPath(RenderWorldLastEvent event) {
@@ -80,18 +89,27 @@ public class PathPreviewRenderer extends EventRegistrations {
         int renderDistance = mc.options.viewDistance * 16;
         int renderDistanceSquared = renderDistance * renderDistance;
 
-        //#if MC>=10800
+        Triple<Double, Double, Double> viewPos = Triple.of(
+                Entity_getX(view),
+                //#if MC>=10800 && MC<11500
                 // Eye height is subtracted to make path appear higher (at eye height) than it actually is (at foot height)
-        Triple<Double, Double, Double> viewPos = Triple.of(Entity_getX(view), Entity_getY(view) - view.getStandingEyeHeight(), Entity_getZ(view));
+                Entity_getY(view) - view.getStandingEyeHeight(),
                 //#else
-        //$$ Triple<Double, Double, Double> viewPos = Triple.of(view.posX, view.posY, view.posZ);
+                //$$ Entity_getY(view),
                 //#endif
+                Entity_getZ(view)
+        );
 
         GL11.glPushAttrib(GL11.GL_ALL_ATTRIB_BITS);
+        GL11.glPushMatrix();
         try {
             GL11.glDisable(GL11.GL_LIGHTING);
             GL11.glDisable(GL11.GL_TEXTURE_2D);
 
+            //#if MC>=11500
+            //$$ RenderSystem.multMatrix(matrixStack.peek().getModel());
+            //#endif
+
             for (PathSegment segment : path.getSegments()) {
                 Interpolator interpolator = segment.getInterpolator();
                 Keyframe start = segment.getStartKeyframe();
@@ -180,6 +198,7 @@ public class PathPreviewRenderer extends EventRegistrations {
                 }
             }
         } finally {
+            GL11.glPopMatrix();
             GlStateManager.popAttributes();
         }
     }