1 files changed, 55 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/interfaces/ITexture.java b/src/main/java/gregtech/api/interfaces/ITexture.java
new file mode 100644
index 0000000000..e97fa4539a
--- /dev/null
+++ b/src/main/java/gregtech/api/interfaces/ITexture.java
@@ -0,0 +1,55 @@
+package gregtech.api.interfaces;
+
+import net.minecraft.block.Block;
+import net.minecraft.client.renderer.RenderBlocks;
+import net.minecraft.client.renderer.Tessellator;
+
+public interface ITexture {
+
+    void renderXPos(RenderBlocks aRenderer, Block aBlock, int aX, int aY, int aZ);
+
+    void renderXNeg(RenderBlocks aRenderer, Block aBlock, int aX, int aY, int aZ);
+
+    void renderYPos(RenderBlocks aRenderer, Block aBlock, int aX, int aY, int aZ);
+
+    void renderYNeg(RenderBlocks aRenderer, Block aBlock, int aX, int aY, int aZ);
+
+    void renderZPos(RenderBlocks aRenderer, Block aBlock, int aX, int aY, int aZ);
+
+    void renderZNeg(RenderBlocks aRenderer, Block aBlock, int aX, int aY, int aZ);
+
+    boolean isValidTexture();
+
+    /**
+     * @return {@code true} if this texture is from the old package
+     */
+    default boolean isOldTexture() {
+        return true;
+    }
+
+    /**
+     * Will initialize the {@link Tessellator} if rendering off-world (Inventory)
+     * 
+     * @param aRenderer The {@link RenderBlocks} Renderer
+     * @param aNormalX  The X Normal for current Quad Face
+     * @param aNormalY  The Y Normal for current Quad Face
+     * @param aNormalZ  The Z Normal for current Quad Face
+     */
+    default void startDrawingQuads(RenderBlocks aRenderer, float aNormalX, float aNormalY, float aNormalZ) {
+        if (aRenderer.useInventoryTint && !isOldTexture()) {
+            Tessellator.instance.startDrawingQuads();
+            Tessellator.instance.setNormal(aNormalX, aNormalY, aNormalZ);
+        }
+    }
+
+    /**
+     * Will run the {@link Tessellator} to draw Quads if rendering off-world (Inventory)
+     * 
+     * @param aRenderer The {@link RenderBlocks} Renderer
+     */
+    default void draw(RenderBlocks aRenderer) {
+        if (aRenderer.useInventoryTint && !isOldTexture()) {
+            Tessellator.instance.draw();
+        }
+    }
+}