public WaterSceneNode(SceneNode parent, SceneManager mgr, Dimension2Df tileSize,
Dimension2D tileCount, Dimension2D precision, int id) :
base(parent, mgr, id)
{
_scene = mgr;
_driver = mgr.VideoDriver;
AnimatedMesh wmesh = _scene.AddHillPlaneMesh("watermesh" + _current,
tileSize,
tileCount, 0,
new Dimension2Df(0, 0),
new Dimension2Df(1, 1));
_current++;
int dmat;
if (_driver.DriverType == DriverType.OpenGL)
dmat = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
WATER_VERTEX_GLSL, "main", VertexShaderType._1_1, WATER_FRAGMENT_GLSL,
"main", PixelShaderType._1_1, OnShaderSet, MaterialType.TransparentAlphaChannel, 0);
else
dmat = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
WATER_HLSL, "vertexMain", VertexShaderType._2_0, WATER_HLSL,
"pixelMain", PixelShaderType._2_0, OnShaderSet, MaterialType.TransparentAlphaChannel, 2);
if (_driver.DriverType == DriverType.OpenGL)
ClampShader = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
CLAMP_VERTEX_GLSL, "main", VertexShaderType._1_1, CLAMP_FRAGMENT_GLSL,
"main", PixelShaderType._1_1, OnShaderSet, MaterialType.TransparentAlphaChannel, 1);
else
ClampShader = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
CLAMP_HLSL, "vertexMain", VertexShaderType._2_0, CLAMP_HLSL,
"pixelMain", PixelShaderType._2_0, OnShaderSet, MaterialType.TransparentAlphaChannel, 3);
_waternode = _scene.AddMeshSceneNode(wmesh.GetMesh(0), this, -1);
_waternode.SetMaterialType(dmat);
_waternode.SetMaterialFlag(MaterialFlag.BackFaceCulling, false);
_waternode.SetMaterialFlag(MaterialFlag.Lighting, false);
_waternode.SetMaterialFlag(MaterialFlag.FogEnable, false);
_rt = _driver.CreateRenderTargetTexture(precision);
_waternode.SetMaterialTexture(0, _rt);
CameraSceneNode oldcam = _scene.ActiveCamera;
_fixedcam = _scene.AddCameraSceneNode(null);
if (oldcam != null)
_scene.ActiveCamera = oldcam;
}
public WaterSceneNode(SceneNode parent, SceneManager mgr, Dimension2Df tileSize, Dimension2D tileCount) :
this(parent, mgr, tileSize, tileCount, new Dimension2D(256, 256), -1)
{ }
public WaterSceneNode(SceneNode parent, SceneManager mgr, Dimension2Df tileSize, Dimension2D tileCount, Dimension2D precision) :
this(parent, mgr, tileSize, tileCount, precision, -1)
{ }
bool Create(bool save)
{
Random rand = new Random((int)((100 * gridpos.X) + gridpos.Z));
int count = rand.Next(3000, 3200);
_bbox = new Box3D();
Particles = new GrassParticle[count];
/*Matrix4 m = new Matrix4();
m.RotationDegrees = Terrain.Rotation;
m.Translation = Terrain.AbsolutePosition;
m.MakeInverse();*/
Color[,] TGMRetrieve = TerrainGrassMap.Retrieve();
Color[,] TCMRetrieve = TerrainColourMap.Retrieve();
Color[,] THMRetrieve = TerrainHeightMap.Retrieve();
System.Collections.ArrayList tosave = new System.Collections.ArrayList();
for (int i = 0; i < count; i++)
{
Particles[i].points = new Vector3D[4];
float x = rand.Next(0, GRASS_PATCH_SIZE * 10) / 10f;
float z = rand.Next(0, GRASS_PATCH_SIZE * 10) / 10f;
x -= GRASS_PATCH_SIZE / 2f;
z -= GRASS_PATCH_SIZE / 2f;
Particles[i].pos.X = x;
Particles[i].pos.Z = z;
Particles[i].flex = rand.Next(0, 100) / 100f;
Particles[i].sprite.Width = rand.Next(0, _imagecount.Width);
if (i < 30)
Particles[i].sprite.Height = rand.Next(0, _imagecount.Height);
else
Particles[i].sprite.Height = 0;
Vector3D p = Position + Particles[i].pos;
Vector3D xz = new Vector3D(p.X / Terrain.Scale.X, 0f, p.Z / Terrain.Scale.Z);
int x1 = (int)Math.Floor(xz.X);
int z1 = (int)Math.Floor(xz.Z);
if (x1 < 1 ||
z1 < 1 ||
x1 > TerrainHeightMap.OriginalSize.Width - 1 ||
z1 > TerrainHeightMap.OriginalSize.Height - 1)
continue;
Color cDensity = TGMRetrieve[x1, z1];
if (rand.Next(0, 255) > cDensity.A || cDensity.A < 1)
continue;
float ay = THMRetrieve[x1, z1].B * Terrain.Scale.Y;
float by = THMRetrieve[x1 + 1, z1].B * Terrain.Scale.Y;
float cy = THMRetrieve[x1, z1 + 1].B * Terrain.Scale.Y;
float dy = THMRetrieve[x1 + 1, z1 + 1].B * Terrain.Scale.Y;
float u1 = xz.X - x1;
float v1 = xz.Z - z1;
float height = ay * (1.0f - u1) * (1.0f - v1) + by * u1 * (1.0f - v1) + cy * (1.0f - u1) * v1 + dy * u1 * v1;
Dimension2Df size = new Dimension2Df(rand.Next(40, 70), 100);
size.Height *= cDensity.B / 200f;
Particles[i].pos.Y = height + (size.Height * 0.5f);
Particles[i].color = TCMRetrieve[x1, z1];
Particles[i].startColor = TCMRetrieve[x1, z1];
_bbox.AddInternalPoint(Particles[i].pos);
Vector3D dimensions = new Vector3D(0.5f * size.Width,
-0.5f * size.Height,
0);
/*float rotation = rand.Next(0, 3600) / 10f;
Matrix4 m2 = new Matrix4();
m2.RotationDegrees = new Vector3D(0, rotation, 0);
m2.RotateVect(dimensions);*/
//Vector3D h = new Vector3D(dimensions.X,0.0f,dimensions.Z);
//Vector3D v = new Vector3D(0.0f,dimensions.Y,0.0f);
Particles[i].points[0] = Particles[i].pos + new Vector3D(dimensions.X, dimensions.Y, dimensions.Z);
Particles[i].points[1] = Particles[i].pos + new Vector3D(dimensions.X, -dimensions.Y, dimensions.Z);
Particles[i].points[2] = Particles[i].pos - new Vector3D(dimensions.X, dimensions.Y, dimensions.Z);
Particles[i].points[3] = Particles[i].pos - new Vector3D(dimensions.X, -dimensions.Y, dimensions.Z);
tosave.Add(Particles[i]);
}
Particles = (GrassParticle[])tosave.ToArray(typeof(GrassParticle));
tosave.Clear();
if (save)
return Save();
return true;
}
