improve entity brightness

(cherry picked from commit 11f8b49fbabb4374cb578cd94fb1519564f86164)

src/js/net/minecraft/client/render/BlockRenderer.js

@@ -263,12 +263,12 @@ export default class BlockRenderer {
     renderBlockInHand(group, block, brightness) {
         this.tessellator.startDrawing();
 
-        // Change brightness
-        this.tessellator.transformBrightness(brightness);
-
         // Render block
         this.renderBlock(null, block, 0, 0, 0);
 
+        // Change brightness
+        this.tessellator.transformBrightness(brightness);
+
         // Create mesh
         let mesh = this.tessellator.draw(group);
         mesh.geometry.center();

src/js/net/minecraft/client/render/entity/entity/PlayerRenderer.js

@@ -24,7 +24,7 @@ export default class PlayerRenderer extends EntityRenderer {
         let id = entity.inventory.getItemInSelectedSlot();
         if (id !== 0) {
             let block = Block.getById(id);
-            this.worldRenderer.blockRenderer.renderBlockInHand(group, block, 1);
+            this.worldRenderer.blockRenderer.renderBlockInHand(group, block, entity.getEntityBrightness());
         }
     }