Batch optimizations

core/src/mindustry/graphics/Drawf.java

@@ -480,7 +480,7 @@ public class Drawf{
     
     /** Draws a sprite that should be light-wise correct, when rotated. Provided sprite must be symmetrical in shape. */
     public static void spinSprite(TextureRegion region, float x, float y, float r){
-        float a = Draw.getColor().a;
+        float a = Draw.getColorAlpha();
         r = Mathf.mod(r, 90f);
         Draw.rect(region, x, y, r);
         Draw.alpha(r / 90f*a);

core/src/mindustry/graphics/LightRenderer.java

@@ -70,7 +70,7 @@ public class LightRenderer{
             float rot = Mathf.angleExact(x2 - x, y2 - y);
             TextureRegion ledge = Core.atlas.find("circle-end"), lmid = Core.atlas.find("circle-mid");
 
-            float color = Draw.getColor().toFloatBits();
+            float color = Draw.getColorPacked();
             float u = lmid.u;
             float v = lmid.v2;
             float u2 = lmid.u2;