1 files changed, 38 insertions, 0 deletions
diff --git a/src/main/java/tectech/util/TextureUpdateRequester.java b/src/main/java/tectech/util/TextureUpdateRequester.java
new file mode 100644
index 0000000000..250686686f
--- /dev/null
+++ b/src/main/java/tectech/util/TextureUpdateRequester.java
@@ -0,0 +1,38 @@
+package tectech.util;
+
+import java.util.HashSet;
+
+import net.minecraft.block.Block;
+import net.minecraft.client.Minecraft;
+
+import org.apache.commons.lang3.tuple.Pair;
+import org.lwjgl.opengl.GL11;
+
+import com.gtnewhorizon.gtnhlib.client.renderer.CapturingTessellator;
+import com.gtnewhorizon.gtnhlib.client.renderer.TessellatorManager;
+import com.gtnewhorizon.gtnhlib.client.renderer.vertex.DefaultVertexFormat;
+
+// Ugly hack to wake up angelica/hodgepodge to update the texture by fake rendering out a block
+public class TextureUpdateRequester {
+
+    private final HashSet<Pair<Block, Integer>> blocks = new HashSet<>();
+
+    public void add(Block block, int meta) {
+        blocks.add(Pair.of(block, meta));
+    }
+
+    // Using capturing tesselator just to make sure we dont render anything out
+    public void requestUpdate() {
+        GL11.glPushMatrix();
+        TessellatorManager.startCapturing();
+        CapturingTessellator tess = (CapturingTessellator) TessellatorManager.get();
+        FaceCulledRenderBlocks renderer = new FaceCulledRenderBlocks(Minecraft.getMinecraft().theWorld);
+        renderer.setFaceVisibility(new FaceVisibility());
+        for (Pair<Block, Integer> block : blocks) {
+            renderer.renderBlockAsItem(block.getLeft(), block.getRight(), 1f);
+        }
+        tess.setTranslation(0, 0, 0);
+        TessellatorManager.stopCapturingToBuffer(DefaultVertexFormat.POSITION_TEXTURE_NORMAL);
+        GL11.glPopMatrix();
+    }
+}