Render screen texture on block

src/main/kotlin/org/neoflock/neocomputers/entity/ScreenEntity.kt

@@ -1,8 +1,12 @@
 package org.neoflock.neocomputers.entity;
 
 import net.minecraft.core.BlockPos
+import net.minecraft.resources.ResourceLocation
+import net.minecraft.world.level.Level
 import net.minecraft.world.level.block.state.BlockState
+import org.neoflock.neocomputers.NeoComputers
 import org.neoflock.neocomputers.block.NodeBlockEntity
+import org.neoflock.neocomputers.gui.buffer.BufferRenderer
 import org.neoflock.neocomputers.network.Networking
 import org.neoflock.neocomputers.network.PowerRole
 
@@ -10,4 +14,38 @@ class ScreenEntity(blockPos: BlockPos, blockState: BlockState) :
     NodeBlockEntity(BlockEntities.SCREEN_ENTITY.get(), blockPos, blockState) {
 
     override val node = Networking.Node()
+    var bound = "screen/unbound"
+    var render_on_block = false
+
+    private var cleanrenderer: () -> Unit = { }; // TODO: THIS SUCKS, FIND A BETTER WAY
+
+    override fun setChanged() {
+        super.setChanged()
+        if (bound == "screen/unbound") {
+            createscreenstuffs()
+        }
+    }
+
+    override fun setRemoved() {
+        super.setRemoved()
+        cleanrenderer()
+    }
+
+    private fun createscreenstuffs() {
+        bound = "screen/"+node.address.toString().replace("-", "_")
+        NeoComputers.LOGGER.info(bound)
+        if (level!!.isClientSide) {
+            var buffer: MutableList<BufferRenderer.GPUChar> = mutableListOf()
+            for(char in node.address.toString()) {
+                buffer.add(BufferRenderer.GPUChar(char, 0xFFFF00, 0x0000FF))
+            }
+            for (i in 0..((40*20)-36)) {
+                buffer.add(BufferRenderer.GPUChar(' '))
+            }
+
+            var renderer: BufferRenderer = BufferRenderer(40, 20, ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, bound), buffer)
+            renderer.drawBuffer()
+            cleanrenderer = { renderer.clean() }
+        }
+    }
 }