public void Draw(TerrainGrid terrain)
{
// Set effect variables
UpdateEffectVariables();
effect.Parameters["g_LowLevelTexture"].SetValue(terrain.LowLevelTexture);
effect.Parameters["g_HighLevelTexture"].SetValue(terrain.HighLevelTexture);
effect.Parameters["g_TextureScale"].SetValue(terrain.TextureScale);
// Draw terrain
device.SetVertexBuffer(terrain.Vertices);
device.Indices = terrain.Indices;
if (SharedEffectParameters.xShadowMap != null)
{
effect.CurrentTechnique = effect.Techniques["TerrainTech"];
}
else
{
effect.CurrentTechnique = effect.Techniques["TerrainNoShadowTech"];
}
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Apply();
device.DrawIndexedPrimitives(PrimitiveType.TriangleList,
0, 0, terrain.NumVertices, 0, terrain.NumIndices / 3);
}
}
public void DrawOcclusion(TerrainGrid terrain)
{
// Set effect variables
effect.Parameters["g_View"].SetValue(SharedEffectParameters.xViewMatrix);
effect.Parameters["g_Projection"].SetValue(SharedEffectParameters.xProjectionMatrix);
// Draw terrain occlusion
device.SetVertexBuffer(terrain.Vertices);
device.Indices = terrain.Indices;
effect.CurrentTechnique = effect.Techniques["TerrainOcclusionTech"];
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Apply();
device.DrawIndexedPrimitives(PrimitiveType.TriangleList,
0, 0, terrain.NumVertices, 0, terrain.NumIndices / 3);
}
}
private void LoadLevel(string levelFileName)
{
// Load the data from the file
StreamReader inFile = new StreamReader(levelFileName);
while (!inFile.EndOfStream)
{
string line = inFile.ReadLine();
string command = line.Split(' ')[0];
string section = (command == "#") ? line.Split(' ')[1] : "";
// HEADER
if (command == "LEVEL_TITLE")
{
title = line.Substring(command.Length + 1, line.Length - (command.Length + 1));
}
else if (command == "LEVEL_TYPE")
{
string levelType = line.Split(' ')[1];
if (levelType == "INDOOR")
{
type = LevelType.Indoor;
}
else if (levelType == "OUTDOOR")
{
type = LevelType.Outdoor;
}
}
// SOUND EFFECTS
else if (command == "BACKGROUND_MUSIC")
{
string musicFileName = line.Remove(0, ("BACKGROUND_MUSIC").Length + 1);
musicFileName = musicFileName.Remove(musicFileName.IndexOf('.')); // Remove file extension XNA
backgroundMusic = content.Load <Song>(@"Music\" + musicFileName);
}
else if (command == "AMBIENT_SFX")
{
string ambientFileName = line.Split(' ')[1];
ambientFileName = ambientFileName.Remove(ambientFileName.IndexOf('.')); // Remove file extension XNA
float volume = float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture);
float pitch = float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture);
ambientSFX = content.Load <SoundEffect>(@"SoundEffects\" + ambientFileName);
ambientSFXInstance = ambientSFX.CreateInstance();
ambientSFXInstance.IsLooped = true;
ambientSFXInstance.Volume = volume;
ambientSFXInstance.Pitch = pitch;
}
else if (command == "FOOTSTEP_SFXs")
{
string fileName1 = line.Split(' ')[1];
string fileName2 = line.Split(' ')[2];
fileName1 = fileName1.Remove(fileName1.IndexOf('.')); // Remove file extensions XNA
fileName2 = fileName2.Remove(fileName2.IndexOf('.'));
footstepSFX1 = content.Load <SoundEffect>(@"SoundEffects\" + fileName1);
footstepSFX2 = content.Load <SoundEffect>(@"SoundEffects\" + fileName2);
}
// CAMERA
else if (command == "CAMERA_START_POSITION")
{
cameraStartPosition = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
}
else if (command == "CAMERA_START_DIRECTION")
{
cameraStartDirection = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
}
else if (command == "CAMERA_HEIGHT_OFFSET")
{
cameraHeightOffset = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
}
// LIGHTING
else if (command == "NUM_LIGHTS")
{
int numLights = int.Parse(line.Split(' ')[1]);
// Create lights (ONLY ONE LIGHT FOR NOW!!!)
for (int i = 0; i < numLights; i++)
{
// Light type
line = inFile.ReadLine();
// Light position
line = inFile.ReadLine();
Vector3 position = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
// Light direction
line = inFile.ReadLine();
Vector3 direction = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
// Ambient
line = inFile.ReadLine();
Vector4 ambient = new Vector4(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[4], CultureInfo.InvariantCulture));
// Diffuse
line = inFile.ReadLine();
Vector4 diffuse = new Vector4(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[4], CultureInfo.InvariantCulture));
// Specular
line = inFile.ReadLine();
Vector4 specular = new Vector4(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[4], CultureInfo.InvariantCulture));
// Size
line = inFile.ReadLine();
float lightSize = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
// Create the light
light = new Light(device,
content.Load <Texture2D>(@"Textures\sunFlare"),
position,
direction,
ambient,
diffuse,
specular,
lightSize);
}
}
// SKY and FOG
if (section == "SKY_FOG")
{
string skyTexture;
float skyTextureScale;
line = inFile.ReadLine();
skyTexture = (line.Split(' ')[1]).Split('.')[0]; // Remove file extension (XNA)
line = inFile.ReadLine();
skyTextureScale = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
skyColor = new Vector4(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[4], CultureInfo.InvariantCulture));
line = inFile.ReadLine();
darkSkyOffset = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
fogStart = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
fogRange = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
// Create sky
sky = new TexturedSkyDome(device,
content.Load <Effect>(@"Effects\SkyDome"),
content.Load <Texture2D>(@"Textures\" + skyTexture),
skyTextureScale,
8000.0f);
}
// WATER
if (section == "WATER")
{
line = inFile.ReadLine();
waterHeight = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
waterColor = new Vector4(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[4], CultureInfo.InvariantCulture));
line = inFile.ReadLine();
string waterNormalTexture = line.Split(' ')[1].Split('.')[0]; // Remove file extension (XNA)
line = inFile.ReadLine();
float texScale = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float ratio = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
deepWaterFogDistance = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float reflectionAmount = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float refractionAmount = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float waveHeight = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float waveSpeed = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
// Create water
water = new WaterGrid(device,
content.Load <Texture2D>(@"Textures\" + waterNormalTexture),
texScale, ratio, reflectionAmount, refractionAmount,
waveHeight, waveSpeed);
}
// TERRAIN
if (section == "TERRAIN")
{
line = inFile.ReadLine();
string heightMapFileName = line.Split(' ')[1];
line = inFile.ReadLine();
string lowTex = line.Split(' ')[1].Split('.')[0];
line = inFile.ReadLine();
string highTex = line.Split(' ')[1].Split('.')[0]; // Remove file extension (XNA)
line = inFile.ReadLine();
float texScale = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float spacing = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
line = inFile.ReadLine();
float heightScale = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
// Create terrain
terrain = new TerrainFromHeightMap(device,
content.Load <Texture2D>(@"Textures\" + lowTex),
content.Load <Texture2D>(@"Textures\" + highTex),
@"Terrain\" + heightMapFileName,
texScale,
spacing,
heightScale);
// Create terrain plane
terrainPlane = new TerrainPlane(device,
content.Load <Texture2D>(@"Textures\" + lowTex),
content.Load <Texture2D>(@"Textures\" + highTex),
texScale);
}
// SURFACE
if (section == "SURFACE")
{
// Surface height
line = inFile.ReadLine();
float surfaceHeight = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
// Diffuse
line = inFile.ReadLine();
string diffTexFileName = line.Split(' ')[1];
diffTexFileName = diffTexFileName.Remove(diffTexFileName.IndexOf('.')); // Remove file extension XNA
// Specular
line = inFile.ReadLine();
string specTexFileName = line.Split(' ')[1];
specTexFileName = specTexFileName.Remove(specTexFileName.IndexOf('.')); // Remove file extension XNA
// Normal
line = inFile.ReadLine();
string normTexFileName = line.Split(' ')[1];
normTexFileName = normTexFileName.Remove(normTexFileName.IndexOf('.')); // Remove file extension XNA
// Texture Scale
line = inFile.ReadLine();
float scale = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
// Create surface
surface = new SurfacePlane(device,
surfaceHeight,
content.Load <Texture2D>(@"Textures\" + diffTexFileName),
content.Load <Texture2D>(@"Textures\" + specTexFileName),
content.Load <Texture2D>(@"Textures\" + normTexFileName),
scale);
}
// Billboard
if (command == "NEW_BILLBOARD")
{
// Get the texture name
line = inFile.ReadLine();
string billboardTex = line.Split(' ')[1];
// Get the position
line = inFile.ReadLine();
Vector3 position = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
// Get the size
line = inFile.ReadLine();
Vector2 size = new Vector2(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture));
// Load the billboard
Billboard newBillboard = new Billboard(device, position, size,
content.Load <Texture2D>(@"Textures\" + billboardTex));
// Add the billboard to the list
billboardList.Add(newBillboard);
}
// MESHES
if (command == "MESH_NAME")
{
// Preload the Mesh
MeshManager.LoadMesh(line.Split(' ')[1]);
}
else if (command == "NEW_MESH")
{
// Get new mesh copy from the manager
Mesh newMesh = MeshManager.LoadMesh(line.Split(' ')[1]);
// POSITION
line = inFile.ReadLine();
Vector3 position = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
// ROTATION
line = inFile.ReadLine();
Vector3 rotation = new Vector3(float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[2], CultureInfo.InvariantCulture),
float.Parse(line.Split(' ')[3], CultureInfo.InvariantCulture));
// SCALE
line = inFile.ReadLine();
float scale = float.Parse(line.Split(' ')[1], CultureInfo.InvariantCulture);
newMesh.Position = position;
newMesh.RotationAngles = rotation;
newMesh.Scale = scale;
// Add the mesh to the list
meshList.Add(newMesh);
}
}
inFile.Close();
}
