140 lines
5.3 KiB
C#
140 lines
5.3 KiB
C#
using Barotrauma.Particles;
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using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using System;
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using System.Collections.Generic;
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namespace Barotrauma
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{
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partial class BackgroundSprite
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{
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public List<ParticleEmitter> ParticleEmitters;
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public Sound Sound;
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}
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partial class BackgroundSpriteManager
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{
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private List<BackgroundSprite> visibleSprites = new List<BackgroundSprite>();
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private Rectangle currentGridIndices;
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partial void UpdateProjSpecific(float deltaTime)
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{
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foreach (BackgroundSprite s in visibleSprites)
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{
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if (s.ParticleEmitters != null)
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{
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for (int i = 0; i < s.ParticleEmitters.Count; i++)
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{
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Vector2 emitterPos = s.LocalToWorld(s.Prefab.EmitterPositions[i]);
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s.ParticleEmitters[i].Emit(deltaTime, emitterPos);
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}
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}
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if (s.Sound != null)
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{
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int sourceIndex;
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Vector2 soundPos = s.LocalToWorld(new Vector2(s.Prefab.SoundPosition.X, s.Prefab.SoundPosition.Y));
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if (!Sounds.SoundManager.IsPlaying(s.Sound, out sourceIndex))
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{
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s.Sound.Play(soundPos);
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}
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else
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{
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s.Sound.UpdatePosition(soundPos);
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}
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}
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}
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}
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public void DrawSprites(SpriteBatch spriteBatch, Camera cam)
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{
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Rectangle indices = Rectangle.Empty;
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indices.X = (int)Math.Floor(cam.WorldView.X / (float)GridSize);
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if (indices.X >= spriteGrid.GetLength(0)) return;
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indices.Y = (int)Math.Floor((cam.WorldView.Y - cam.WorldView.Height - Level.Loaded.BottomPos) / (float)GridSize);
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if (indices.Y >= spriteGrid.GetLength(1)) return;
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indices.Width = (int)Math.Floor(cam.WorldView.Right / (float)GridSize)+1;
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if (indices.Width < 0) return;
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indices.Height = (int)Math.Floor((cam.WorldView.Y - Level.Loaded.BottomPos) / (float)GridSize)+1;
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if (indices.Height < 0) return;
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indices.X = Math.Max(indices.X, 0);
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indices.Y = Math.Max(indices.Y, 0);
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indices.Width = Math.Min(indices.Width, spriteGrid.GetLength(0)-1);
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indices.Height = Math.Min(indices.Height, spriteGrid.GetLength(1)-1);
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float z = 0.0f;
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if (currentGridIndices != indices)
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{
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visibleSprites.Clear();
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for (int x = indices.X; x <= indices.Width; x++)
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{
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for (int y = indices.Y; y <= indices.Height; y++)
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{
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if (spriteGrid[x, y] == null) continue;
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foreach (BackgroundSprite sprite in spriteGrid[x, y])
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{
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int drawOrderIndex = 0;
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for (int i = 0; i < visibleSprites.Count; i++)
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{
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if (visibleSprites[i] == sprite)
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{
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drawOrderIndex = -1;
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break;
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}
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if (visibleSprites[i].Position.Z < sprite.Position.Z)
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{
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break;
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}
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else
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{
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drawOrderIndex = i + 1;
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}
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}
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if (drawOrderIndex >= 0)
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{
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visibleSprites.Insert(drawOrderIndex, sprite);
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}
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}
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}
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}
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currentGridIndices = indices;
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}
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foreach (BackgroundSprite sprite in visibleSprites)
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{
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Vector2 camDiff = new Vector2(sprite.Position.X, sprite.Position.Y) - cam.WorldViewCenter;
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camDiff.Y = -camDiff.Y;
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sprite.Prefab.Sprite.Draw(
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spriteBatch,
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new Vector2(sprite.Position.X, -sprite.Position.Y) - camDiff * sprite.Position.Z / 10000.0f,
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Color.Lerp(Color.White, Level.Loaded.BackgroundColor, sprite.Position.Z / 5000.0f),
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sprite.Rotation + swingState * sprite.Prefab.SwingAmount,
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sprite.Scale,
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SpriteEffects.None,
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z);
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if (GameMain.DebugDraw)
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{
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GUI.DrawRectangle(spriteBatch, new Vector2(sprite.Position.X, -sprite.Position.Y), new Vector2(10.0f, 10.0f), Color.Red, true);
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if (sprite.Trigger != null && sprite.Trigger.PhysicsBody != null)
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{
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sprite.Trigger.PhysicsBody.UpdateDrawPosition();
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sprite.Trigger.PhysicsBody.DebugDraw(spriteBatch, Color.Cyan);
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}
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}
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z += 0.0001f;
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}
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}
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}
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}
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