EmitDust()

static void Terraria.GameContent.Events.Sandstorm.EmitDust ( )

inlinestatic

Definition at line 164 of file Sandstorm.cs.

    {
        if (Main.gamePaused)
        {
            return;
        }
        int sandTileCount = Main.SceneMetrics.SandTileCount;
        Player player = Main.player[Main.myPlayer];
        bool flag = ShouldSandstormDustPersist();
        HandleEffectAndSky(flag && Main.UseStormEffects);
        if (sandTileCount < 100 || (double)player.position.Y > Main.worldSurface * 16.0 || player.ZoneBeach)
        {
            return;
        }
        int maxValue = 1;
        if (!flag || Main.rand.Next(maxValue) != 0)
        {
            return;
        }
        int num = Math.Sign(Main.windSpeedCurrent);
        float num2 = Math.Abs(Main.windSpeedCurrent);
        if (num2 < 0.01f)
        {
            return;
        }
        float num3 = (float)num * MathHelper.Lerp(0.9f, 1f, num2);
        float num4 = 2000f / (float)sandTileCount;
        float value = 3f / num4;
        value = MathHelper.Clamp(value, 0.77f, 1f);
        int num5 = (int)num4;
        float num6 = (float)Main.screenWidth / (float)Main.maxScreenW;
        int num7 = (int)(1000f * num6);
        float num8 = 20f * Severity;
        float num9 = (float)num7 * (Main.gfxQuality * 0.5f + 0.5f) + (float)num7 * 0.1f - (float)Dust.SandStormCount;
        if (num9 <= 0f)
        {
            return;
        }
        float num10 = (float)Main.screenWidth + 1000f;
        float num11 = Main.screenHeight;
        Vector2 vector = Main.screenPosition + player.velocity;
        WeightedRandom<Color> weightedRandom = new WeightedRandom<Color>();
        weightedRandom.Add(new Color(200, 160, 20, 180), Main.SceneMetrics.GetTileCount(53) + Main.SceneMetrics.GetTileCount(396) + Main.SceneMetrics.GetTileCount(397));
        weightedRandom.Add(new Color(103, 98, 122, 180), Main.SceneMetrics.GetTileCount(112) + Main.SceneMetrics.GetTileCount(400) + Main.SceneMetrics.GetTileCount(398));
        weightedRandom.Add(new Color(135, 43, 34, 180), Main.SceneMetrics.GetTileCount(234) + Main.SceneMetrics.GetTileCount(401) + Main.SceneMetrics.GetTileCount(399));
        weightedRandom.Add(new Color(213, 196, 197, 180), Main.SceneMetrics.GetTileCount(116) + Main.SceneMetrics.GetTileCount(403) + Main.SceneMetrics.GetTileCount(402));
        float num12 = MathHelper.Lerp(0.2f, 0.35f, Severity);
        float num13 = MathHelper.Lerp(0.5f, 0.7f, Severity);
        float amount = (value - 0.77f) / 0.23000002f;
        int maxValue2 = (int)MathHelper.Lerp(1f, 10f, amount);
        for (int i = 0; (float)i < num8; i++)
        {
            if (Main.rand.Next(num5 / 4) != 0)
            {
                continue;
            }
            Vector2 position = new Vector2(Main.rand.NextFloat() * num10 - 500f, Main.rand.NextFloat() * -50f);
            if (Main.rand.Next(3) == 0 && num == 1)
            {
                position.X = Main.rand.Next(500) - 500;
            }
            else if (Main.rand.Next(3) == 0 && num == -1)
            {
                position.X = Main.rand.Next(500) + Main.screenWidth;
            }
            if (position.X < 0f || position.X > (float)Main.screenWidth)
            {
                position.Y += Main.rand.NextFloat() * num11 * 0.9f;
            }
            position += vector;
            int num14 = (int)position.X / 16;
            int num15 = (int)position.Y / 16;
            if (!WorldGen.InWorld(num14, num15, 10) || Main.tile[num14, num15] == null || Main.tile[num14, num15].wall != 0)
            {
                continue;
            }
            for (int j = 0; j < 1; j++)
            {
                Dust dust = Main.dust[Dust.NewDust(position, 10, 10, 268)];
                dust.velocity.Y = 2f + Main.rand.NextFloat() * 0.2f;
                dust.velocity.Y *= dust.scale;
                dust.velocity.Y *= 0.35f;
                dust.velocity.X = num3 * 5f + Main.rand.NextFloat() * 1f;
                dust.velocity.X += num3 * num13 * 20f;
                dust.fadeIn += num13 * 0.2f;
                dust.velocity *= 1f + num12 * 0.5f;
                dust.color = weightedRandom;
                dust.velocity *= 1f + num12;
                dust.velocity *= value;
                dust.scale = 0.9f;
                num9 -= 1f;
                if (num9 <= 0f)
                {
                    break;
                }
                if (Main.rand.Next(maxValue2) != 0)
                {
                    j--;
                    position += Utils.RandomVector2(Main.rand, -10f, 10f) + dust.velocity * -1.1f;
                    num14 = (int)position.X / 16;
                    num15 = (int)position.Y / 16;
                    if (WorldGen.InWorld(num14, num15, 10) && Main.tile[num14, num15] != null)
                    {
                        _ = Main.tile[num14, num15].wall;
                    }
                }
            }
            if (num9 <= 0f)
            {
                break;
            }
        }
    }

References System.Math.Abs(), Terraria.Utilities.WeightedRandom< T >.Add(), Microsoft.Xna.Framework.MathHelper.Clamp(), Terraria.Main.dust, Terraria.Main.gamePaused, Terraria.Main.gfxQuality, Terraria.GameContent.Events.Sandstorm.HandleEffectAndSky(), Terraria.WorldGen.InWorld(), Microsoft.Xna.Framework.MathHelper.Lerp(), Terraria.Main.maxScreenW, Terraria.Main.myPlayer, Terraria.Dust.NewDust(), Terraria.Main.player, Terraria.Entity.position, Terraria.Main.rand, Terraria.Utils.RandomVector2(), Terraria.Dust.SandStormCount, Terraria.Dust.scale, Terraria.Main.SceneMetrics, Terraria.Main.screenHeight, Terraria.Main.screenWidth, Terraria.GameContent.Events.Sandstorm.Severity, Terraria.GameContent.Events.Sandstorm.ShouldSandstormDustPersist(), System.Math.Sign(), Terraria.Main.tile, Terraria.Main.UseStormEffects, System.value, Terraria.Entity.velocity, Terraria.Main.windSpeedCurrent, Terraria.Main.worldSurface, Microsoft.Xna.Framework.Vector2.X, Microsoft.Xna.Framework.Vector2.Y, and Terraria.Player.ZoneBeach.

Referenced by Terraria.Main.DoUpdate().