Improved rotation during export

src/main/java/com/glisco/isometricrenders/mixin/RenderTickCounterMixin.java

@@ -0,0 +1,23 @@
+package com.glisco.isometricrenders.mixin;
+
+import com.glisco.isometricrenders.property.GlobalProperties;
+import com.glisco.isometricrenders.screen.RenderScreen;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.RenderTickCounter;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyVariable;
+
+@Mixin(RenderTickCounter.Dynamic.class)
+public class RenderTickCounterMixin {
+
+    @Shadow private long prevTimeMillis;
+
+    @ModifyVariable(method = "beginRenderTick(JZ)I", index = 1, argsOnly = true, at = @At("HEAD"))
+    public long test(long value) {
+        return MinecraftClient.getInstance().currentScreen instanceof RenderScreen rs && rs.remainingAnimationFrames > 0
+                ? this.prevTimeMillis + (1000L / GlobalProperties.exportFramerate) : value;
+    }
+
+}

src/main/java/com/glisco/isometricrenders/property/DefaultPropertyBundle.java

@@ -2,6 +2,7 @@
 
 import com.glisco.isometricrenders.render.Renderable;
 import com.glisco.isometricrenders.screen.IsometricUI;
+import com.glisco.isometricrenders.screen.RenderScreen;
 import com.glisco.isometricrenders.util.ClientRenderCallback;
 import com.glisco.isometricrenders.util.Translate;
 import io.wispforest.owo.ui.component.ButtonComponent;
@@ -75,10 +76,15 @@ public void applyToViewMatrix(Matrix4fStack modelViewStack) {
         this.updateAndApplyRotationOffset(modelViewStack);
     }
 
-    public float rotationOffset() {
+    public float getRotationOffset() {
         return this.rotationOffset;
     }
 
+    public void setRotationOffset(int offset) {
+        this.rotationOffset = offset;
+        this.rotationOffsetUpdated = true;
+    }
+
     protected void updateAndApplyRotationOffset(Matrix4fStack modelViewStack) {
         if (rotationSpeed.get() != 0) {
             if (!this.rotationOffsetUpdated) {

src/main/java/com/glisco/isometricrenders/render/DefaultRenderable.java

@@ -51,7 +51,7 @@ protected void withParticleCamera(Consumer<Camera> action) {
         Camera camera = MinecraftClient.getInstance().getEntityRenderDispatcher().camera;
         float previousYaw = camera.getYaw(), previousPitch = camera.getPitch();
 
-        ((CameraInvoker) camera).isometric$setRotation(this.properties().rotation.get() + 180 + this.properties().rotationOffset(), this.properties().slant.get());
+        ((CameraInvoker) camera).isometric$setRotation(this.properties().rotation.get() + 180 + this.properties().getRotationOffset(), this.properties().slant.get());
         action.accept(camera);
 
         ((CameraInvoker) camera).isometric$setRotation(previousYaw, previousPitch);

src/main/java/com/glisco/isometricrenders/screen/RenderScreen.java

@@ -97,7 +97,7 @@ public class RenderScreen extends BaseOwoScreen<FlowLayout> {
     private final FlowLayout rightColumn = Containers.verticalFlow(Sizing.fill(100), Sizing.content());
 
     private final List<Framebuffer> renderedFrames = new ArrayList<>();
-    private int remainingAnimationFrames;
+    public int remainingAnimationFrames;
 
     public RenderScreen(Renderable<?> renderable) {
         this.renderable = renderable;
@@ -251,12 +251,17 @@ protected void build(FlowLayout rootComponent) {
                 framerateField.setTextPredicate(s -> s.matches("\\d*"));
                 framerateField.setChangedListener(s -> {
                     if (s.isBlank()) return;
-                    exportFramerate = Integer.parseInt(s);
+                    int rate = Integer.parseInt(s);
+                    if (rate != 0)
+                        exportFramerate = rate;
                 });
 
                 try (var builder = IsometricUI.row(rightColumn)) {
                     this.exportAnimationButton = Components.button(Translate.gui("export_animation"), button -> {
                         if (this.memoryGuard.canFit(this.estimateMemoryUsage(exportFrames)) || Screen.hasShiftDown()) {
+                            if (this.renderable.properties() instanceof DefaultPropertyBundle dpb) {
+                                dpb.setRotationOffset(0);
+                            }
                             this.remainingAnimationFrames = exportFrames;
 
                             this.client.getWindow().setFramerateLimit(Integer.parseInt(framerateField.getText()));

src/main/resources/isometric-renders.mixins.json

@@ -5,11 +5,12 @@
   "compatibilityLevel": "JAVA_16",
   "plugin": "com.glisco.isometricrenders.mixin.IsometricMixinPlugin",
   "client": [
+    "DrawContextMixin",
     "HandledScreenMixin",
     "LivingEntityRendererMixin",
     "MinecraftClientMixin",
     "ParticleManagerMixin",
-    "DrawContextMixin",
+    "RenderTickCounterMixin",
     "SliderWidgetInvoker",
     "TextureManagerMixin",
     "WorldRendererMixin",