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Added textures to maps

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This commit is contained in:
Tiberiu Chibici
2015-05-09 18:06:30 +03:00
parent 7d5f24c998
commit 11ca59d8bb
43 changed files with 633 additions and 58 deletions
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1
Game/Assets/Scripts/Business/BiomeManager.cs
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@ -39,6 +39,7 @@ namespace TransportGame.Business
// Try to deserialize biome
XmlSerializer serializer = new XmlSerializer(typeof(Biome));
var biome = (Biome)serializer.Deserialize(stream);
biome.FileName = file;
// Add it to biome list
biomes.Add(biome);

12
Game/Assets/Scripts/Generator/RoadGenerator.cs.meta Normal file
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@ -0,0 +1,12 @@
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7
Game/Assets/Scripts/Model/Biome.cs
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@ -45,6 +45,13 @@ namespace TransportGame.Model
/// Gets or sets an array of textures to use
/// </summary>
[XmlArray("textures")]
[XmlArrayItem("texture")]
public Texture[] Textures { get; set; }
/// <summary>
/// Gets or sets the biome file name
/// </summary>
[XmlIgnore]
public string FileName { get; set; }
}
}

12
Game/Assets/Scripts/Model/Texture.cs.meta Normal file
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Game/Assets/Scripts/Storage.meta Normal file
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9
Game/Assets/Scripts/Unity.meta Normal file
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12
Game/Assets/Scripts/Unity/InitializeScript.cs.meta Normal file
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93
Game/Assets/Scripts/Unity/TerrainGeneratorScript.cs
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@ -1,10 +1,10 @@
using UnityEngine;
using System;
using System.Collections;
using TransportGame.Utils;
using System.Threading;
using System.Linq;
using TransportGame.Generator;
using TransportGame.Model;
using TransportGame.Business;
using TransportGame.Utils;
using UnityEngine;
public class TerrainGeneratorScript : MonoBehaviour
{
@ -13,6 +13,7 @@ public class TerrainGeneratorScript : MonoBehaviour
public int TerrainWidth = 1024;
public int TerrainHeight = 1024;
public GameObject WaterObject;
public Texture2D[] Textures;
// Use this for initialization
void Start()
@ -61,7 +62,27 @@ public class TerrainGeneratorScript : MonoBehaviour
terrainData.SetDetailResolution(1024, 8);
terrainData.SetHeights(0, 0, map.Heights);
terrainData.name = "Generated Terrain Data";
yield return null;
yield return null;
if (map.Biome.Textures != null)
{
SplatPrototype[] prototypes = new SplatPrototype[map.Biome.Textures.Length];
for (int i = 0; i < map.Biome.Textures.Length; i++)
{
Texture2D texture = Textures.FirstOrDefault(tex => tex != null && tex.name == map.Biome.Textures[i].Source);
if (texture == null)
throw new Exception("Texture " + map.Biome.Textures[i].Source + " not found!");
prototypes[i] = new SplatPrototype();
prototypes[i].texture = texture;
}
terrainData.splatPrototypes = prototypes;
yield return null;
}
// Create terrain object
GameObject terrain = Terrain.CreateTerrainGameObject(terrainData);
@ -78,11 +99,71 @@ public class TerrainGeneratorScript : MonoBehaviour
MeshFilter waterMesh = WaterObject.GetComponent<MeshFilter>();
waterMesh.mesh = GenerateWater();
}
yield return null;
// Set up textures
SetupSplatmaps(terrainData);
}
private void SetupSplatmaps(TerrainData terrainData)
{
float[, ,] splatData = new float[terrainData.alphamapWidth, terrainData.alphamapHeight, terrainData.alphamapLayers];
Expression[] expressions = new Expression[terrainData.alphamapLayers];
for (int y = 0; y < terrainData.alphamapHeight; y++)
for (int x = 0; x < terrainData.alphamapWidth; x++)
{
float y_01 = (float)y / (float)terrainData.alphamapHeight;
float x_01 = (float)x / (float)terrainData.alphamapWidth;
int ix = Mathf.RoundToInt(x_01 * TerrainWidth);
int iy = Mathf.RoundToInt(y_01 * TerrainHeight);
// Get height
float height = map.Heights[ix, iy] * terrainData.size.y;
// Get steepness
int safex = (ix == 0) ? 1 : ix;
int safey = (iy == 0) ? 1 : iy;
float dx = map.Heights[safex - 1, safey] * map.Biome.Height - height;
float dy = map.Heights[safex, safey - 1] * map.Biome.Height - height;
float steepness = dx * dx + dy * dy;
float[] weights = new float[terrainData.alphamapLayers];
float sum = 0;
// Go through each texture layer
for (int t = 0; t < terrainData.alphamapLayers; t++)
{
// Set up expression
if (expressions[t] == null)
{
expressions[t] = new Expression(map.Biome.Textures[t].Expression);
expressions[t].ParseExpression();
}
expressions[t].Variables["height"] = height;
expressions[t].Variables["steepness"] = steepness;
expressions[t].Variables["maxHeight"] = terrainData.size.y;
expressions[t].Variables["waterLevel"] = map.WaterLevel - 1f;
// Obtain weight
weights[t] = expressions[t].Evaluate();
sum += weights[t];
}
// Normalize and copy weights
for (int t = 0; t < terrainData.alphamapLayers; t++)
{
splatData[x, y, t] = weights[t] / sum;
}
}
terrainData.SetAlphamaps(0, 0, splatData);
}
// Update is called once per frame
void Update()
{

12
Game/Assets/Scripts/Unity/TerrainGeneratorScript.cs.meta Normal file
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80
Game/Assets/Scripts/Utils/Expression.cs
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@ -4,13 +4,16 @@ using System.Linq;
using System.Text;
using UnityEngine;
namespace GraphingCalculator
namespace TransportGame.Utils
{
public class Expression
{
#region Types
public enum TokenType
/// <summary>
/// Token types
/// </summary>
protected enum TokenType
{
None, Literal, Identifier, Operator, ArgSeparator,
LParanthesis, RParanthesis, Function
@ -21,9 +24,21 @@ namespace GraphingCalculator
/// </summary>
protected class Token
{
/// <summary>
/// Token type
/// </summary>
public TokenType Type { get; set; }
/// <summary>
/// Token text
/// </summary>
public string Text { get; set; }
/// <summary>
/// Initializes a token
/// </summary>
/// <param name="type">Token type</param>
/// <param name="text">Token text</param>
public Token(TokenType type, string text)
{
Type = type;
@ -33,15 +48,25 @@ namespace GraphingCalculator
#endregion
#region Variables, properties
private string expressionString;
private bool parsed = false;
#region Public properties
/// <summary>
/// Gets the tokens in order
/// </summary>
protected List<Token> Tokens { get; private set; }
/// <summary>
/// Gets the postfix expression
/// </summary>
protected List<Token> Postfix { get; private set; }
/// <summary>
/// Gets the list of variables
/// </summary>
public Dictionary<string, float> Variables { get; private set; }
/// <summary>
/// Gets or sets the expression string
/// </summary>
public string ExpressionString
{
get { return expressionString; }
@ -51,18 +76,21 @@ namespace GraphingCalculator
parsed = false;
}
}
#endregion
#region Other stuff
#region Private fields
public void AddVariable(string name, float value)
{
Variables.Add(name, value);
}
private string expressionString;
private bool parsed = false;
#endregion
#region Constructor
/// <summary>
/// Initializes this instance of expression
/// </summary>
public Expression()
{
Tokens = new List<Token>();
@ -72,13 +100,33 @@ namespace GraphingCalculator
Variables.Add("pi", Mathf.PI);
}
/// <summary>
/// Initializes this instance of expression
/// </summary>
/// <param name="expr">Expression text</param>
public Expression(string expr)
: this()
{
expressionString = expr;
}
#endregion
#region Other stuff
/// <summary>
/// Adds a variable
/// </summary>
/// <param name="name">Variable name</param>
/// <param name="value">Variable value</param>
public void AddVariable(string name, float value)
{
Variables.Add(name, value);
}
#endregion
#region Parser
private void AnalyzeLex()
@ -205,6 +253,9 @@ namespace GraphingCalculator
}
}
/// <summary>
/// Parses the expression
/// </summary>
public void ParseExpression()
{
if (!parsed)
@ -217,6 +268,10 @@ namespace GraphingCalculator
}
}
/// <summary>
/// Evaluates the expression, and parses it if not parsed yet.
/// </summary>
/// <returns>Result of evaluation</returns>
public float Evaluate()
{
// Parse expression first
@ -303,6 +358,7 @@ namespace GraphingCalculator
return stack.Pop();
}
#endregion
#region Helper routines

12
Game/Assets/Scripts/Utils/Expression.cs.meta Normal file
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