Dynamic laser colors

Author: IcarussOne

src/main/java/de/ellpeck/nyx/client/renderer/NyxRendererLaser.java

@@ -13,7 +13,6 @@
 
 @SideOnly(Side.CLIENT)
 public class NyxRendererLaser extends Render<NyxEntityLaser> {
-    private static final ResourceLocation LASER = new ResourceLocation(Nyx.ID, "textures/entities/laser.png");
     private final NyxModelLaser model = new NyxModelLaser();
 
     public NyxRendererLaser(RenderManager renderManager) {
@@ -22,28 +21,31 @@ public NyxRendererLaser(RenderManager renderManager) {
 
     @Override
     public void doRender(NyxEntityLaser entity, double x, double y, double z, float entityYaw, float partialTicks) {
+        int hexColor = entity.getLaserColor();
+
+        float r = (float) (hexColor >> 16 & 255) / 255.0F;
+        float g = (float) (hexColor >> 8 & 255) / 255.0F;
+        float b = (float) (hexColor & 255) / 255.0F;
+
         GlStateManager.pushMatrix();
         GlStateManager.translate((float) x, (float) y + 0.1F, (float) z);
         GlStateManager.rotate(entityYaw, 0.0F, 1.0F, 0.0F);
         GlStateManager.rotate(entity.rotationPitch, 1.0F, 0.0F, 0.0F);
-        bindTexture(LASER);
-        this.model.render();
-        GlStateManager.enableBlend();
-        GlStateManager.disableAlpha();
+        GlStateManager.disableTexture2D();
+        GlStateManager.disableLighting();
+        GlStateManager.disableBlend();
         GlStateManager.blendFunc(GlStateManager.SourceFactor.ONE, GlStateManager.DestFactor.ONE);
-        GlStateManager.depthMask(false);
         OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240F, 240F);
-        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
+        GlStateManager.color(r, g, b, 1.0F); // Laser color
         this.model.render();
-        OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, entity.getBrightnessForRender() % 65536, entity.getBrightnessForRender() / 65536);
-        GlStateManager.depthMask(true);
-        GlStateManager.disableBlend();
-        GlStateManager.enableAlpha();
+        GlStateManager.enableLighting();
+        GlStateManager.enableTexture2D();
+        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F); // Reset color to white
         GlStateManager.popMatrix();
     }
 
     @Override
     protected ResourceLocation getEntityTexture(NyxEntityLaser entity) {
-        return LASER;
+        return null;
     }
 }

src/main/java/de/ellpeck/nyx/entity/NyxEntityEyezor.java

@@ -81,7 +81,7 @@ public void attackEntityWithRangedAttack(EntityLivingBase target, float distance
         double d1 = target.posX + target.motionX - this.posX;
         double d2 = d0 - this.posY;
         double d3 = target.posZ + target.motionZ - this.posZ;
-        NyxEntityLaser laser = new NyxEntityLaser(this.world, this, 1.0F);
+        NyxEntityLaser laser = new NyxEntityLaser(this.world, this, 1.0F, 6435325);
         laser.shoot(d1, d2, d3, 1.0F, 1.0F);
         this.world.playSound(null, this.posX, this.posY, this.posZ, NyxSoundEvents.RANDOM_LASER.getSoundEvent(), SoundCategory.HOSTILE, 1.0F, 0.8F + this.rand.nextFloat() * 0.4F);
         this.world.spawnEntity(laser);

src/main/java/de/ellpeck/nyx/entity/NyxEntityLaser.java

@@ -4,12 +4,19 @@
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.entity.projectile.EntityThrowable;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.network.datasync.DataParameter;
+import net.minecraft.network.datasync.DataSerializers;
+import net.minecraft.network.datasync.EntityDataManager;
 import net.minecraft.util.DamageSource;
 import net.minecraft.util.EnumParticleTypes;
 import net.minecraft.util.math.RayTraceResult;
 import net.minecraft.world.World;
 
+// TODO: Setup what effects the laser can do
 public class NyxEntityLaser extends EntityThrowable {
+    private static final DataParameter<Integer> COLOR = EntityDataManager.createKey(NyxEntityLaser.class, DataSerializers.VARINT);
+
     private float damage;
 
     public NyxEntityLaser(World world) {
@@ -23,15 +30,42 @@ public NyxEntityLaser(World world, EntityLivingBase entity, float damageAmount)
         this.damage = damageAmount;
     }
 
-    public NyxEntityLaser(final World world, final double x, final double y, final double z) {
-        super(world, x, y, z);
-    }
-
-    public NyxEntityLaser(final World world, EntityPlayer player, float damageAmount) {
+    // Sets another color, otherwise default to red
+    public NyxEntityLaser(World world, EntityLivingBase player, float damageAmount, int color) {
         super(world, player);
         this.rotationPitch = -player.rotationPitch;
         this.rotationYaw = -player.rotationYaw;
         this.damage = damageAmount;
+        this.setLaserColor(color);
+    }
+
+    public NyxEntityLaser(final World world, final double x, final double y, final double z) {
+        super(world, x, y, z);
+    }
+
+    @Override
+    protected void entityInit() {
+        this.dataManager.register(COLOR, 0xFF0000);
+    }
+
+    public void setLaserColor(int color) {
+        this.dataManager.set(COLOR, color);
+    }
+
+    public int getLaserColor() {
+        return this.dataManager.get(COLOR);
+    }
+
+    @Override
+    public void readEntityFromNBT(NBTTagCompound compound) {
+        if (compound.hasKey("LaserColor")) {
+            setLaserColor(compound.getInteger("LaserColor"));
+        }
+    }
+
+    @Override
+    public void writeEntityToNBT(NBTTagCompound compound) {
+        compound.setInteger("LaserColor", getLaserColor());
     }
 
     @Override