private void CalculateNormals(HeightMapComponent heightmap)
{
for (int i = 0; i < heightmap.Vertices.Length; i++)
{
heightmap.Vertices[i].Normal = new Vector3(0, 0, 0);
}
for (int i = 0; i < heightmap.Indices.Length / 3; i++)
{
int index1 = heightmap.Indices[i * 3];
int index2 = heightmap.Indices[i * 3 + 1];
int index3 = heightmap.Indices[i * 3 + 2];
Vector3 side1 = heightmap.Vertices[index1].Position - heightmap.Vertices[index3].Position;
Vector3 side2 = heightmap.Vertices[index1].Position - heightmap.Vertices[index2].Position;
Vector3 normal = Vector3.Cross(side1, side2);
heightmap.Vertices[index1].Normal += normal;
heightmap.Vertices[index2].Normal += normal;
heightmap.Vertices[index3].Normal += normal;
}
for (int i = 0; i < heightmap.Vertices.Length; i++)
{
heightmap.Vertices[i].Normal.Normalize();
}
}
private int[] CreateIndicesAndUpdateColor(HeightMapComponent hmc, VertexPositionColor[] vertices)
{
List <int> indices = new List <int>();
int q1, q2, q3, q4;
for (int z = 0; z < hmc.Height - 1; z++)
{
for (int x = 0; x < hmc.Width - 1; x++)
{
// Calculate the four corners
q1 = z * hmc.Width + x;
q2 = z * hmc.Width + x + 1;
q3 = (z + 1) * hmc.Width + x;
q4 = (z + 1) * hmc.Width + x + 1;
// Add indices
indices.AddRange(new[]
{
q1, q2, q3, // First triangle
q2, q4, q3, // Second triangle
});
Color color = ToColor(vertices[q1], vertices[q2], vertices[q3]);
vertices[q1].Color = vertices[q2].Color = vertices[q3].Color = vertices[q4].Color = color;
}
}
return(indices.ToArray());
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
wandererWorld = Matrix.Identity;
wanderer = new WandererBody(this);
heightMapTransformSystem_Wanderer = new HeightMapTransformSystem_Wanderer();
heightMapComponent = new HeightMapComponent();
heightMapCameraComponent = new HeightMapCameraComponent();
robotComponent = new RobotComponent();
heightMapSystem = new HeightmapSystem();
heightMapTranformSystem = new HeightMapTranformSystem();
heightMapRenderSystem = new HeightMapRenderSystem(graphics.GraphicsDevice);
robotSystem = new RobotSystem();
robotTranformSystem = new RobotTranformSystem();
robotRenderSystem = new RobotRenderSystem();
collisionSystem = new CollisionSystem();
houseSystem = new HouseSystem(this);
systemRenderer = new Renderer();
base.Initialize();
}
public void Load(ContentManager content)
{
HeightMapComponent hmc = cm.GetComponentsOfType <HeightMapComponent>().First().Item2;
foreach (var(k, bbc, mic) in cm.GetComponentsOfType <BoundingBoxComponent, ModelInstanceComponent>())
{
mic.Instance = PlaceVegetation(hmc);
}
}
public static int CreateTerrain(GraphicsDevice gd, string heightMapFile, string heightMapTextureFile)
{
HeightMapComponent hmc = new HeightMapComponent(gd)
{
HeightMapFilePath = heightMapFile,
TextureFilePath = heightMapTextureFile,
};
return(cm.AddEntityWithComponents(hmc));
}
public void Render(GraphicsDevice gd, BasicEffect be)
{
foreach (var entity in cm.GetComponentsOfType <HeightMapComponent>())
{
HeightMapComponent hmc = (HeightMapComponent)entity.Value;
be.CurrentTechnique.Passes[0].Apply();
gd.SetVertexBuffer(hmc.VertexBuffer);
gd.Indices = hmc.IndexBuffer;
gd.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0, hmc.IndexBuffer.IndexCount / 3);
}
}
private int?GetIntersectingBoxIndex(HeightMapComponent heightmap, Ray ray)
{
for (int i = 0; i < heightmap.BoundingBoxes.Length; i++)
{
if (ray.Intersects(heightmap.BoundingBoxes[i]).HasValue)
{
return(i);
}
}
return(null);
}
private void SetChunks(HeightMapComponent heightmap)
{
ushort iCapacity = ushort.MaxValue;
ushort vCapacity = (ushort)(iCapacity / 6);
ushort height = (ushort)(vCapacity / heightmap.Width);
ushort width = (ushort)(heightmap.Width);
vCapacity = (ushort)(height * width);
if (heightmap.Chunks == null)
{
heightmap.Chunks = new List <HeightMapChunk>();
}
int nChunks = (int)(heightmap.Height / height);
for (int i = 0; i < nChunks; ++i)
{
HeightMapChunk hmc = new HeightMapChunk();
var vertices = new List <VertexPositionNormalTexture>();
for (int y = i * (height - 1); y < i * (height - 1) + height; ++y)
{
for (int x = 0; x < width; ++x)
{
vertices.Add(heightmap.Vertices[y * heightmap.Width + x]);
}
}
hmc.Vertices = vertices.ToArray();
var indices = new ushort[6 * (width - 1) * (height - 1)];
ushort n = 0;
for (int y = 0; y < height - 1; y++)
{
for (int x = 0; x < width - 1; x++)
{
int botLeft = y * width + x;
int botRight = botLeft + 1;
int topLeft = botLeft + width;
int topRight = topLeft + 1;
indices[n++] = (ushort)topLeft;
indices[n++] = (ushort)botRight;
indices[n++] = (ushort)botLeft;
indices[n++] = (ushort)topLeft;
indices[n++] = (ushort)topRight;
indices[n++] = (ushort)botRight;
}
}
hmc.Indices = indices;
heightmap.Chunks.Add(hmc);
}
}
public BoundingBox SetBoundingBoxHeightMap(HeightMapComponent heightMap, Matrix world)
{
VertexPositionNormalTexture[] verticesToNormal;
verticesToNormal = heightMap.Vertices.ToArray();
for (int i = 0; i < heightMap.Vertices.Length; i++)
{
verticesToNormal[i].Position = Vector3.Transform(heightMap.Vertices[i].Position, world);
}
return(BoundingBox.CreateFromPoints(verticesToNormal.Select(x => x.Position)));
}
public static int CreateHeightMap(GraphicsDevice gd, string heightMapFilePath)
{
ComponentManager cm = ComponentManager.GetInstance();
HeightMapComponent hmComp = new HeightMapComponent(gd)
{
HeightMapFilePath = heightMapFilePath
};
int hm = cm.AddEntityWithComponents(hmComp);
return(hm);
}
public void SetVertices(HeightMapComponent heightmap)
{
heightmap.Vertices = new VertexPositionNormalTexture[heightmap.Width * heightmap.Height];
for (int x = 0; x < heightmap.Width; x++)
{
for (int y = 0; y < heightmap.Height; y++)
{
heightmap.TexturePosition = new Vector2((float)x / 150.5f, (float)y / 150.5f);
heightmap.Vertices[x + y * heightmap.Width] = new VertexPositionNormalTexture(new Vector3(x, heightmap.HeightMapData[x, y], -y), Vector3.Zero, heightmap.TexturePosition);
}
}
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
spriteBatch = new SpriteBatch(GraphicsDevice);
Texture2D heightMapTexture2D = Content.Load <Texture2D>("US_Canyon");
Texture2D heightMapGrassTexture = Content.Load <Texture2D>("grass2");
Texture2D heightMapFireTexture = Content.Load <Texture2D>("fire");
Texture2D BrickTexture = Content.Load <Texture2D>("wall_texture");
Model robotModel = Content.Load <Model>("Lab2Model");
Texture2D robotTexture = Content.Load <Texture2D>("robot_texture");
Texture2D roofTexture = Content.Load <Texture2D>("roof");
Texture2D timberWallTexture = Content.Load <Texture2D>("timber_wall");
Texture2D timberRoofTexture = Content.Load <Texture2D>("timber_roof");
//This is new
Effect shaderEffect = Content.Load <Effect>("TestShaders");
shader = new Shader(shaderEffect);
heightMapComponent = new HeightMapComponent
{
HeightMap = heightMapTexture2D,
HeightMapTexture = heightMapGrassTexture,
GraphicsDevice = graphics.GraphicsDevice,
Width = heightMapTexture2D.Width,
Height = heightMapTexture2D.Height,
HeightMapData = new float[heightMapTexture2D.Width, heightMapTexture2D.Height]
};
heightMapCameraComponent = new HeightMapCameraComponent()
{
ViewMatrix = Matrix.CreateLookAt(new Vector3(-100, 0, 0), Vector3.Zero, Vector3.Up),
ProjectionMatrix = Matrix.CreatePerspective(1.2f, 0.9f, 1.0f, 1000.0f),
TerrainMatrix = Matrix.CreateTranslation(new Vector3(0, -100, 256)),
Position = new Vector3(-100, 0, 0),
Direction = Vector3.Zero,
Movement = new Vector3(1, 1, 1),
Rotation = new Vector3(2, 2, 2) * 0.01f,
TerrainPosition = new Vector3(0, -100, 256),
};
heightMapCameraComponent.Frustum = new BoundingFrustum(heightMapCameraComponent.ViewMatrix * heightMapCameraComponent.ProjectionMatrix);
int heightMapId = EntityComponentManager.GetManager().CreateNewEntityId();
EntityComponentManager.GetManager().AddComponentToEntity(heightMapId, heightMapComponent);
EntityComponentManager.GetManager().AddComponentToEntity(heightMapId, heightMapCameraComponent);
CreateRandomHouses(10, BrickTexture, roofTexture, timberWallTexture, timberRoofTexture);
heightMapSystem.CreateHeightMaps();
}
public void StoreInGraphicsCard(HeightMapComponent heightmap)
{
var vertices = from v in heightmap.Vertices select v;
int verticesCount = vertices.Count();
var indices = from i in heightmap.Indices select i;
int indicesCount = indices.Count();
var vertexBuffer = new VertexBuffer(heightmap.GraphicsDevice, typeof(VertexPositionNormalTexture), verticesCount, BufferUsage.None);
var indexBuffer = new IndexBuffer(heightmap.GraphicsDevice, IndexElementSize.SixteenBits, indicesCount, BufferUsage.None);
heightmap.GraphicsDevice.SetVertexBuffer(vertexBuffer);
heightmap.GraphicsDevice.Indices = indexBuffer;
}
public void SetHeights(HeightMapComponent heightmap)
{
Color[] greyValues = new Color[heightmap.Width * heightmap.Height];
heightmap.HeightMap.GetData(greyValues);
heightmap.HeightMapData = new float[heightmap.Width, heightmap.Height];
for (int x = 0; x < heightmap.Width; x++)
{
for (int y = 0; y < heightmap.Height; y++)
{
heightmap.HeightMapData[x, y] = greyValues[x + y * heightmap.Width].G / 3.1f;
}
}
}
private float?GetIntersectingVertexDistance(HeightMapComponent heightmap, int index, Ray ray)
{
Vector3[] vertices = heightmap.Vertices[index];
int[] indices = heightmap.Indices[index];
for (int i = 0; i < indices.Length; i += 3)
{
float?distance = ray.Intersects(vertices[indices[i]], vertices[indices[i + 1]], vertices[indices[i + 2]]);
if (distance.HasValue)
{
return(distance);
}
}
return(null);
}
private static Matrix PlaceVegetation(HeightMapComponent hmc)
{
Random random = new Random();
VertexPositionTexture[] vertices;
int[] indices;
float x = random.Next((int)Math.Ceiling(hmc.BoundingBox.Min.X), (int)hmc.BoundingBox.Max.X);
float y = (float)Math.Ceiling(hmc.BoundingBox.Max.Y);
float z = random.Next((int)Math.Ceiling(hmc.BoundingBox.Min.Z), (int)hmc.BoundingBox.Max.Z);
float? distance;
Matrix rotation = Matrix.Identity;
Ray ray = new Ray(new Vector3(x, y, z), Vector3.Down);
for (int i = 0; i < hmc.BoundingBoxes.Length; i++)
{
distance = ray.Intersects(hmc.BoundingBoxes[i]);
if (distance != null)
{
vertices = new VertexPositionTexture[hmc.VertexBuffers[i].VertexCount];
hmc.VertexBuffers[i].GetData(vertices);
indices = new int[hmc.IndexBuffers[i].IndexCount];
hmc.IndexBuffers[i].GetData(indices);
for (int j = 0; j < indices.Length; j += 3)
{
Vector3 vertex1 = vertices[indices[j]].Position;
Vector3 vertex2 = vertices[indices[j + 1]].Position;
Vector3 vertex3 = vertices[indices[j + 2]].Position;
distance = ray.Intersects(vertex1, vertex2, vertex3);
if (distance != null)
{
y = ray.Position.Y - distance.Value;
//rotation = GetRotation(Vector3.Cross(vertex2 - vertex1, vertex3 - vertex1));
break;
}
}
break;
}
}
return(Matrix.CreateScale(0.05f) * rotation * Matrix.CreateTranslation(x, y, z));
}
private VertexPositionColor[] CreateVertices(HeightMapComponent hmc)
{
VertexPositionColor[] vertices = new VertexPositionColor[hmc.Width * hmc.Height];
Color[] heightMapData = new Color[hmc.Width * hmc.Height];
hmc.HeightMap.GetData(heightMapData);
for (int x = 0; x < hmc.Width; x++)
{
for (int z = 0; z < hmc.Height; z++)
{
float y = heightMapData[z * hmc.Width + x].R;
vertices[z * hmc.Width + x] = new VertexPositionColor(new Vector3(x - 500, y, z - 500), Color.White);
}
}
return(vertices);
}
public void Load(ContentManager content)
{
foreach (var entity in cm.GetComponentsOfType <HeightMapComponent>())
{
HeightMapComponent hmc = (HeightMapComponent)entity.Value;
hmc.HeightMap = content.Load <Texture2D>(hmc.HeightMapFilePath);
hmc.Width = hmc.HeightMap.Width;
hmc.Height = hmc.HeightMap.Height;
VertexPositionColor[] vertices = CreateVertices(hmc);
int[] indices = CreateIndicesAndUpdateColor(hmc, vertices);
hmc.VertexBuffer = new VertexBuffer(hmc.GraphicsDevice, VertexPositionColor.VertexDeclaration, hmc.Width * hmc.Height, BufferUsage.WriteOnly);
hmc.VertexBuffer.SetData(vertices);
hmc.IndexBuffer = new IndexBuffer(hmc.GraphicsDevice, IndexElementSize.ThirtyTwoBits, hmc.Width * hmc.Height * 6, BufferUsage.WriteOnly);
hmc.IndexBuffer.SetData(indices);
}
}
public void SetIndices(HeightMapComponent heightmap)
{
// amount of triangles
heightmap.Indices = new int[6 * (heightmap.Width - 1) * (heightmap.Height - 1)];
int number = 0;
// collect data for corners
for (int y = 0; y < heightmap.Height - 1; y++)
{
for (int x = 0; x < heightmap.Width - 1; x++)
{
// create double triangles
heightmap.Indices[number] = x + (y + 1) * heightmap.Width; // up left
heightmap.Indices[number + 1] = x + y * heightmap.Width + 1; // down right
heightmap.Indices[number + 2] = x + y * heightmap.Width; // down left
heightmap.Indices[number + 3] = x + (y + 1) * heightmap.Width; // up left
heightmap.Indices[number + 4] = x + (y + 1) * heightmap.Width + 1; // up right
heightmap.Indices[number + 5] = x + y * heightmap.Width + 1; // down right
number += 6;
}
}
}
private Dictionary <Vector3, float[, ]> Split(HeightMapComponent hmc)
{
Dictionary <Vector3, float[, ]> cells = new Dictionary <Vector3, float[, ]>();
Color[] heightMapData = new Color[hmc.Width * hmc.Height];
hmc.HeightMap.GetData(heightMapData);
int rows = hmc.Height / 256;
int cols = hmc.Width / 256;
for (int z = 0; z < rows; z++)
{
for (int x = 0; x < cols; x++)
{
int x2 = MathHelper.Clamp((x + 1) * 256 + 1, 0, hmc.Width);
int z2 = MathHelper.Clamp((z + 1) * 256 + 1, 0, hmc.Height);
cells.Add(new Vector3(x * 256, 0, z * 256), getCellHeights(x * 256, x2, z * 256, z2));
}
}
return(cells);
float[,] getCellHeights(int x1, int x2, int y1, int y2)
{
float[,] heights = new float[x2 - x1, y2 - y1];
for (int y = y1; y < y2; y++)
{
for (int x = x1; x < x2; x++)
{
heights[x - x1, y - y1] = heightMapData[y * hmc.Width + x].R;
}
}
return(heights);
}
}
public void SetEffects(HeightMapComponent heightMap, HeightMapCameraComponent heightMapCamera)
{
heightMap.BasicEffect.View = heightMapCamera.ViewMatrix;
heightMap.BasicEffect.Projection = heightMapCamera.ProjectionMatrix;
heightMap.BasicEffect.World = heightMapCamera.TerrainMatrix;
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
spriteBatch = new SpriteBatch(GraphicsDevice);
Texture2D heightMapTexture2D = Content.Load <Texture2D>("US_Canyon");
Texture2D heightMapGrassTexture = Content.Load <Texture2D>("grass2");
Texture2D heightMapFireTexture = Content.Load <Texture2D>("fire");
Texture2D BrickTexture = Content.Load <Texture2D>("wall_texture");
Model robotModel = Content.Load <Model>("Lab2Model");
Texture2D robotTexture = Content.Load <Texture2D>("robot_texture");
Texture2D roofTexture = Content.Load <Texture2D>("roof");
Texture2D timberWallTexture = Content.Load <Texture2D>("timber_wall");
Texture2D timberRoofTexture = Content.Load <Texture2D>("timber_roof");
heightMapComponent = new HeightMapComponent
{
HeightMap = heightMapTexture2D,
HeightMapTexture = heightMapGrassTexture,
GraphicsDevice = graphics.GraphicsDevice,
Width = heightMapTexture2D.Width,
Height = heightMapTexture2D.Height,
HeightMapData = new float[heightMapTexture2D.Width, heightMapTexture2D.Height]
};
heightMapCameraComponent = new HeightMapCameraComponent()
{
ViewMatrix = Matrix.CreateLookAt(new Vector3(-100, 0, 0), Vector3.Zero, Vector3.Up),
ProjectionMatrix = Matrix.CreatePerspective(1.2f, 0.9f, 1.0f, 1000.0f),
TerrainMatrix = Matrix.CreateTranslation(new Vector3(0, -100, 256)),
Position = new Vector3(-100, 0, 0),
Direction = Vector3.Zero,
Movement = new Vector3(1, 1, 1),
Rotation = new Vector3(2, 2, 2) * 0.01f,
TerrainPosition = new Vector3(0, -100, 256),
};
heightMapCameraComponent.Frustum = new BoundingFrustum(heightMapCameraComponent.ViewMatrix * heightMapCameraComponent.ProjectionMatrix);
//var h1 = new HouseComponent(new Vector3(40, 100, 40), new Vector3(100, 50, -100), Matrix.Identity, BrickTexture, roofTexture);
//var h2 = new HouseComponent(new Vector3(40, 100, 40), new Vector3(950, 50, -100), Matrix.Identity, BrickTexture, roofTexture);
//var h3 = new HouseComponent(new Vector3(40, 100, 40), new Vector3(950, 50, -900), Matrix.Identity, BrickTexture, roofTexture);
//int h1Id = EntityComponentManager.GetManager().CreateNewEntityId();
//EntityComponentManager.GetManager().AddComponentToEntity(h1Id, h1);
//int h2Id = EntityComponentManager.GetManager().CreateNewEntityId();
//EntityComponentManager.GetManager().AddComponentToEntity(h2Id, h2);
//int h3Id = EntityComponentManager.GetManager().CreateNewEntityId();
//EntityComponentManager.GetManager().AddComponentToEntity(h3Id, h3);
int heightMapId = EntityComponentManager.GetManager().CreateNewEntityId();
EntityComponentManager.GetManager().AddComponentToEntity(heightMapId, heightMapComponent);
EntityComponentManager.GetManager().AddComponentToEntity(heightMapId, heightMapCameraComponent);
CreateRandomHouses(10, BrickTexture, roofTexture, timberWallTexture, timberRoofTexture);
heightMapSystem.CreateHeightMaps();
robotComponent = new RobotComponent
{
Speed = 0,
Texture = robotTexture,
PlaneObjectWorld = Matrix.Identity,
TransformMatrices = new Matrix[robotModel.Bones.Count],
Effect = new BasicEffect(graphics.GraphicsDevice),
Scale = Matrix.CreateScale(0.5f),
Position = new Vector3(0f, 1300f, 0f),
RobotProjection = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver2, 1280 / 720, 0.1f, 500f),
RobotView = Matrix.CreateLookAt(new Vector3(70, 50, 30), new Vector3(0, 0, 20), Vector3.Backward)
};
robotCameraComponent = new RobotCameraComponent
{
MaxRotation = MathHelper.PiOver4,
RotationSpeed = 0.003f,
ModelRotation = 0,
Model = robotModel,
Direction = true,
LeftArmMatrix = robotModel.Bones["LeftArm"].Transform,
RightArmMatrix = robotModel.Bones["RightArm"].Transform,
LeftLegMatrix = robotModel.Bones["LeftLeg"].Transform,
RightLegMatrix = robotModel.Bones["RightLeg"].Transform,
Rotation = Quaternion.CreateFromAxisAngle(Vector3.Right, MathHelper.PiOver2) * Quaternion.CreateFromAxisAngle(Vector3.Up, MathHelper.Pi),
RotationInDegrees = 0
};
int robotId = EntityComponentManager.GetManager().CreateNewEntityId();
EntityComponentManager.GetManager().AddComponentToEntity(robotId, robotComponent);
EntityComponentManager.GetManager().AddComponentToEntity(robotId, robotCameraComponent);
//robotSystem.CreateRobots();
}
public void SetEffects(HeightMapComponent heightmap)
{
heightmap.BasicEffect = new BasicEffect(heightmap.GraphicsDevice);
heightmap.BasicEffect.TextureEnabled = true;
heightmap.BasicEffect.Texture = heightmap.HeightMapTexture;
}
