feat: ME Chest rendering

reference issue: xsun2001#7

src/main/java/appeng/block/legacy/BlockLegacyChest.java

@@ -8,6 +8,7 @@
 import appeng.block.AEBaseTileBlock;
 import appeng.client.render.BaseBlockRender;
 import appeng.client.render.blocks.RenderBlockLegacyChest;
+import appeng.client.texture.ExtraBlockTextures;
 import appeng.core.features.AEFeature;
 import appeng.core.localization.PlayerMessages;
 import appeng.core.sync.GuiBridge;
@@ -18,6 +19,9 @@
 import net.minecraft.block.material.Material;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.IIcon;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
@@ -26,7 +30,7 @@ public class BlockLegacyChest extends AEBaseTileBlock {
     public BlockLegacyChest() {
         super(Material.iron);
         this.isFullSize = this.isOpaque = false;
-        this.setTileEntity(TileChest.class);
+        this.setTileEntity(TileLegacyChest.class);
         this.setFeature(EnumSet.of(AEFeature.Legacy));
     }
 
@@ -75,4 +79,22 @@ public boolean onActivated(
         return false;
     }
 
+    @Override
+    public IIcon getIcon(IBlockAccess w, int x, int y, int z, int s) {
+        TileEntity te = w.getTileEntity(x, y, z);
+        if (!(te instanceof TileLegacyChest)) {
+            return super.getIcon(w, x, y, z, s);
+        }
+
+        TileLegacyChest tlc = (TileLegacyChest) te;
+
+        ForgeDirection direction
+            = this.mapRotation(tlc, ForgeDirection.getOrientation(s));
+
+        if (direction == ForgeDirection.UP) {
+            return ExtraBlockTextures.HDChestTop.getIcon();
+        }
+        return super.getIcon(direction.ordinal(), w.getBlockMetadata(x, y, z));
+    }
+
 }

src/main/java/appeng/client/render/blocks/RenderBlockLegacyChest.java

@@ -2,8 +2,12 @@
 
 import appeng.block.legacy.BlockLegacyChest;
 import appeng.client.render.BaseBlockRender;
+import appeng.client.texture.ExtraBlockTextures;
 import appeng.tile.legacy.TileLegacyChest;
 import net.minecraft.client.renderer.RenderBlocks;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.IIcon;
 import net.minecraft.world.IBlockAccess;
 
 public class RenderBlockLegacyChest extends BaseBlockRender<BlockLegacyChest, TileLegacyChest> {
@@ -13,6 +17,65 @@ public boolean renderInWorld(BlockLegacyChest block, IBlockAccess world, int x,
         renderer.setRenderBounds(0.02, 0.0, 0.02, 0.98, 0.98, 0.98);
         renderer.renderAllFaces = true;
         renderer.renderStandardBlock(block, x, y, z);
+        TileEntity tile = world.getTileEntity(x, y, z);
+        if (tile instanceof TileLegacyChest && ((TileLegacyChest)tile).getCellStatus(0) > 0) {
+            TileLegacyChest te = (TileLegacyChest)tile;
+            final int bn = 9;
+            float u = 6.0f;
+            float v = 1.0f;
+            int cheststatus = te.getCellStatus(0);
+            if (te.isPowered()) {
+                if (cheststatus == 1) {
+                    u = 1.0f;
+                    v = 9.0f;
+                }
+                else if (cheststatus == 2) {
+                    u = 1.0f;
+                    v = 5.0f;
+                }
+                else {
+                    u = 1.0f;
+                    v = 1.0f;
+                }
+            }
+            final IIcon parts = ExtraBlockTextures.HDChestTopParts.getIcon();
+            final float offsetPerPixel = 0.0625f;
+            final float[] p1 = new float[5];
+            final float[] p2 = new float[5];
+            final float[] p3 = new float[5];
+            final float[] p4 = new float[5];
+            p1[0] = 4.0f * offsetPerPixel;
+            p1[1] = 0.981f;
+            p1[2] = 4.0f * offsetPerPixel;
+            p1[3] = u;
+            p1[4] = v;
+            p2[0] = p1[0] + offsetPerPixel * 4.0f;
+            p2[1] = p1[1];
+            p2[2] = p1[2];
+            p2[3] = p1[3] + 4.0f;
+            p2[4] = p1[4];
+            p3[0] = p1[0] + offsetPerPixel * 4.0f;
+            p3[1] = p1[1];
+            p3[2] = p1[2] + offsetPerPixel * 3.0f;
+            p3[3] = p1[3] + 4.0f;
+            p3[4] = p1[4] + 3.0f;
+            p4[0] = p1[0];
+            p4[1] = p1[1];
+            p4[2] = p1[2] + offsetPerPixel * 3.0f;
+            p4[3] = p1[3];
+            p4[4] = p1[4] + 3.0f;
+            final Tessellator tess = Tessellator.instance;
+            if (te.isPowered()) {
+                tess.setBrightness(bn << 20 | bn << 4 | bn << 3);
+            }
+            else {
+                tess.setBrightness(block.getMixedBrightnessForBlock(world, x, y + 1, z));
+            }
+            tess.addVertexWithUV((double)(x + p4[0]), (double)(y + p4[1]), (double)(z + p4[2]), (double)parts.getInterpolatedU((double)p4[3]), (double)parts.getInterpolatedV((double)p4[4]));
+            tess.addVertexWithUV((double)(x + p3[0]), (double)(y + p3[1]), (double)(z + p3[2]), (double)parts.getInterpolatedU((double)p3[3]), (double)parts.getInterpolatedV((double)p3[4]));
+            tess.addVertexWithUV((double)(x + p2[0]), (double)(y + p2[1]), (double)(z + p2[2]), (double)parts.getInterpolatedU((double)p2[3]), (double)parts.getInterpolatedV((double)p2[4]));
+            tess.addVertexWithUV((double)(x + p1[0]), (double)(y + p1[1]), (double)(z + p1[2]), (double)parts.getInterpolatedU((double)p1[3]), (double)parts.getInterpolatedV((double)p1[4]));
+        }
         renderer.renderAllFaces = false;
         return true;
     }

src/main/java/appeng/client/texture/ExtraBlockTextures.java

@@ -127,6 +127,9 @@ public enum ExtraBlockTextures {
     Controller5("BlockLegacyControllerFront"),
     ControllerLinked("ControllerLinked"),
 
+    HDChestTop("BlockHDChestTop"),
+    HDChestTopParts("BlockHDChestTopParts"),
+
     BlockStorageMonitorFrontMatrix("BlockStorageMonitorFront_Matrix"),
 
     BlockAssemblerWallMerged("BlockAssemblerWallMerged"),