Implemented new build shader

core/assets/shaders/build.fragment

@@ -0,0 +1,53 @@
+#ifdef GL_ES
+precision mediump float;
+precision mediump int;
+#endif
+
+uniform sampler2D u_texture;
+
+uniform float u_time;
+uniform float u_progress;
+uniform vec4 u_color;
+uniform vec2 u_uv;
+uniform vec2 u_uv2;
+uniform vec2 u_texsize;
+
+varying vec4 v_color;
+varying vec2 v_texCoord;
+
+float rand(vec2 co){
+    return fract(sin(dot(co.xy ,vec2(12.9898,78.233))) * 43758.5453);
+}
+
+bool id(vec4 v){
+    return v.a > 0.1;
+}
+
+void main() {
+    vec2 coords = (v_texCoord.xy - u_uv) / (u_uv2 - u_uv);
+    vec2 t = v_texCoord.xy;
+
+	vec4 c = texture2D(u_texture, v_texCoord.xy);
+	
+	vec2 v = vec2(1.0/u_texsize.x, 1.0/u_texsize.y);
+	float step = 1.0;
+	
+	bool outline = texture2D(u_texture, t).a < 0.1 &&
+		(id(texture2D(u_texture, t + vec2(0, step) * v)) || id(texture2D(u_texture, t + vec2(0, -step) * v)) ||
+		id(texture2D(u_texture, t + vec2(step, 0) * v)) || id(texture2D(u_texture, t + vec2(-step, 0) * v)));
+	
+    if(1.0-abs(coords.x - 0.5)*2.0 < 1.0-u_progress){
+        c = vec4(0.0);
+    }
+
+    if(c.a > 0.01 || outline){
+        float f = abs(sin(coords.x*2.0 + u_time));
+        if(f > 0.9 || (f > 0.7 && rand(t) > 0.6))
+            f = 1.0;
+        else
+            f = 0.0;
+        c = mix(c, u_color, f);
+    }
+
+    gl_FragColor = c * v_color;
+}

core/assets/version.properties

@@ -1,7 +1,7 @@
 #Autogenerated file. Do not modify.
-#Sun Mar 25 15:04:04 EDT 2018
+#Sun Mar 25 16:45:50 EDT 2018
 version=release
-androidBuildCode=650
+androidBuildCode=653
 name=Mindustry
 code=3.4
 build=custom build

core/src/io/anuke/mindustry/content/blocks/UnitBlocks.java

@@ -11,7 +11,7 @@ public class UnitBlocks {
 
     flierFactory = new UnitFactory("flierfactory"){{
         type = UnitTypes.flier;
-        produceTime = 400;
+        produceTime = 200;
         size = 2;
         requirements = new ItemStack[]{
             new ItemStack(Items.stone, 5)

core/src/io/anuke/mindustry/graphics/Shaders.java

@@ -2,6 +2,7 @@ package io.anuke.mindustry.graphics;
 
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.utils.FloatArray;
 import io.anuke.ucore.core.Core;
@@ -15,10 +16,31 @@ public class Shaders{
 	public static final SurfaceShader water = new SurfaceShader("water");
 	public static final SurfaceShader lava = new SurfaceShader("lava");
 	public static final SurfaceShader oil = new SurfaceShader("oil");
-	public static final Shader hit = new Shader("hit", "default") { protected void apply() {}};
+	public static final UnitBuild build = new UnitBuild();
+	public static final Shader hit = new Shader("hit", "default");
 
 	private static final Vector2 vec = new Vector2();
 
+	public static class UnitBuild extends Shader{
+		public float progress, time;
+		public Color color = new Color();
+		public TextureRegion region;
+
+		public UnitBuild() {
+			super("build", "default");
+		}
+
+		@Override
+		public void apply(){
+			shader.setUniformf("u_time", time);
+			shader.setUniformf("u_color", color);
+			shader.setUniformf("u_progress", progress);
+			shader.setUniformf("u_uv", region.getU(), region.getV());
+			shader.setUniformf("u_uv2", region.getU2(), region.getV2());
+			shader.setUniformf("u_texsize", region.getTexture().getWidth(), region.getTexture().getHeight());
+		}
+	}
+
 	public static class Outline extends Shader{
 		public Color color = new Color();
 

core/src/io/anuke/mindustry/world/BarType.java

@@ -3,12 +3,12 @@ package io.anuke.mindustry.world;
 import com.badlogic.gdx.graphics.Color;
 
 public enum BarType {
-    health(Color.RED),
+    health(Color.SCARLET),
     inventory(Color.GREEN),
-    power(Color.YELLOW),
+    power(Color.valueOf("fbeb67")),
     liquid(Color.ROYAL),
     heat(Color.CORAL),
-    production(Color.PURPLE);
+    production(Color.valueOf("f4ba6e"));
 
     public final Color color;
 

core/src/io/anuke/mindustry/world/blocks/types/production/UnitFactory.java

@@ -1,10 +1,12 @@
 package io.anuke.mindustry.world.blocks.types.production;
 
+import com.badlogic.gdx.graphics.Colors;
 import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import io.anuke.mindustry.Vars;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.entities.units.BaseUnit;
 import io.anuke.mindustry.entities.units.UnitType;
+import io.anuke.mindustry.graphics.Shaders;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.resource.ItemStack;
 import io.anuke.mindustry.world.BarType;
@@ -12,11 +14,11 @@ import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.BlockBar;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.types.modules.InventoryModule;
+import io.anuke.ucore.core.Graphics;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.graphics.Draw;
 import io.anuke.ucore.graphics.Lines;
 import io.anuke.ucore.util.Mathf;
-import io.anuke.ucore.util.Tmp;
 
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
@@ -49,21 +51,22 @@ public class UnitFactory extends Block {
         UnitFactoryEntity entity = tile.entity();
         TextureRegion region = Draw.region(unitRegion == null ? type.name : unitRegion);
 
-        int w = (int)(entity.buildTime/produceTime * region.getRegionWidth());
-
         Draw.rect(name(), tile.drawx(), tile.drawy());
 
-        Draw.alpha(0.2f);
-        //Draw.rect(region, tile.drawx(), tile.drawy());
-        Draw.color();
+        Shaders.build.region = region;
+        Shaders.build.progress = entity.buildTime/produceTime;
+        Shaders.build.color = Colors.get("accent");
+        Shaders.build.time = -entity.time / 10f;
 
-        Tmp.tr1.setRegion(region, region.getRegionWidth() - w, 0, w, region.getRegionHeight());
-        Draw.rect(Tmp.tr1, tile.drawx(), tile.drawy());
+        Graphics.shader(Shaders.build, false);
+        Shaders.build.apply();
+        Draw.rect(region, tile.drawx(), tile.drawy());
+        Graphics.shader();
 
         Draw.color("accent");
 
         Lines.lineAngleCenter(
-                tile.drawx() + Mathf.sin(Timers.time(), 5f, Vars.tilesize/2f*size - 2f),
+                tile.drawx() + Mathf.sin(entity.time, 6f, Vars.tilesize/2f*size - 2f),
                 tile.drawy(),
                 90,
                 size * Vars.tilesize - 4f);
@@ -83,17 +86,18 @@ public class UnitFactory extends Block {
                 entity.power.amount >= used){
 
             entity.buildTime += Timers.delta();
+            entity.time += Timers.delta();
             entity.power.amount -= used;
+        }
 
-            if(entity.buildTime >= produceTime){
-                BaseUnit unit = new BaseUnit(type, tile.getTeam());
-                unit.set(tile.drawx(), tile.drawy()).add();
-                unit.velocity.y = 4f;
-                entity.buildTime = 0f;
+        if(entity.buildTime >= produceTime){
+            BaseUnit unit = new BaseUnit(type, tile.getTeam());
+            unit.set(tile.drawx(), tile.drawy()).add();
+            unit.velocity.y = 4f;
+            entity.buildTime = 0f;
 
-                for(ItemStack stack : requirements){
-                    entity.inventory.removeItem(stack.item, stack.amount);
-                }
+            for(ItemStack stack : requirements){
+                entity.inventory.removeItem(stack.item, stack.amount);
             }
         }
     }
@@ -124,6 +128,7 @@ public class UnitFactory extends Block {
 
     public static class UnitFactoryEntity extends TileEntity{
         public float buildTime;
+        public float time;
 
         @Override
         public void write(DataOutputStream stream) throws IOException {