public void PaintEffect(ITerrainChannel map, UUID userID, float rx, float ry, float rz, float strength,
float duration, float BrushSize, List <IScene> scene)
{
if (m_module == null)
{
return;
}
strength = TerrainUtil.MetersToSphericalStrength(BrushSize);
duration = 0.03f; //MCP Should be read from ini file
if (duration > 1.0)
{
duration = 1;
}
if (duration < 0)
{
return;
}
int n = (int)(BrushSize + 0.5f);
int zx = (int)(rx + 0.5);
int zy = (int)(ry + 0.5);
int dx;
for (dx = -n; dx <= n; dx++)
{
int dy;
for (dy = -n; dy <= n; dy++)
{
int x = zx + dx;
int y = zy + dy;
if (x >= 0 && y >= 0 && x < map.Width && y < map.Height)
{
if (!map.Scene.Permissions.CanTerraformLand(userID, new Vector3(x, y, 0)))
{
continue;
}
// Calculate a sphere and add it to the heighmap
float z = 0;
if (duration < 4.0)
{
z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength) * duration * 0.25f;
}
if (z > 0.0)
{
float s = strength * 0.025f;
map[x, y] = (map[x, y] * (1 - s)) + (m_module.TerrainRevertMap[x, y] * s);
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz,
double strength, double duration, int startX, int endX, int startY, int endY)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x, y;
// blend in map
for (x = startX; x <= endX; x++)
{
for (y = startY; y <= endY; y++)
{
if (!mask[x, y])
{
continue;
}
double z;
if (duration < 4.0)
{
z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength) * duration * 0.25;
}
else
{
z = 1.0;
}
double delta = rz - map[x, y];
if (Math.Abs(delta) > 0.1)
{
if (z > 1.0)
{
z = 1.0;
}
else if (z < 0.0)
{
z = 0.0;
}
delta *= z;
}
if (delta != 0) // add in non-zero amount
{
map[x, y] += delta;
}
}
}
}
public void RunEffect(ITerrainChannel map)
{
int x, y;
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
map[x, y] = TerrainUtil.PerlinNoise2D(x, y, 3, 0.25) * 10;
double spherFac = TerrainUtil.SphericalFactor(x, y, map.Width / 2, map.Height / 2, 50) * 0.01;
if (map[x, y] < spherFac)
{
map[x, y] = spherFac;
}
}
}
}
public void RunEffect(ITerrainChannel map)
{
int x, y;
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
map[x, y] = TerrainUtil.PerlinNoise2D(x, y, 3, 0.25f) * 10;
float spherFac = TerrainUtil.SphericalFactor(x, y, map.Scene.RegionInfo.RegionSizeX / 2, map.Scene.RegionInfo.RegionSizeY / 2, 50) * 0.01f;
if (map[x, y] < spherFac)
{
map[x, y] = spherFac;
}
}
}
}
public void RunEffect(ITerrainChannel map)
{
int x, y;
int cx = map.Width / 2;
int cy = map.Height / 2;
float h;
float b;
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
h = 25 * TerrainUtil.SphericalFactor(x - cx, y - cy, 50);
b = 10 * TerrainUtil.SphericalFactor(x - cx, y - cy, 100);
if (h < b)
{
h = b;
}
map[x, y] = h;
}
}
}
public void PaintEffect(ITerrainChannel map, UUID userID, float rx, float ry, float rz, float strength,
float duration, float BrushSize, Scene scene)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x;
for (x = 0; x < map.Width; x++)
{
int y;
for (y = 0; y < map.Height; y++)
{
if (!scene.Permissions.CanTerraformLand(userID, new Vector3(x, y, 0)))
{
continue;
}
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
const int NEIGHBOUR_ME = 4;
const int NEIGHBOUR_MAX = 9;
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
double heightF = map[x, y];
double target = map[coords[0], coords[1]];
if (target > heightF + talus)
{
double calc = duration * ((target - heightF) - talus) * z;
heightF += calc;
target -= calc;
}
map[x, y] = heightF;
map[coords[0], coords[1]] = target;
}
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz, double strength, double duration)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x;
for (x = 0; x < map.Width; x++)
{
int y;
for (y = 0; y < map.Height; y++)
{
if (!mask[x, y])
{
continue;
}
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
const int NEIGHBOUR_ME = 4;
const int NEIGHBOUR_MAX = 9;
double max = Double.MinValue;
int loc = 0;
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
double cellmax = map[x, y] - map[coords[0], coords[1]];
if (cellmax > max)
{
max = cellmax;
loc = j;
}
}
}
double T = nConst / ((map.Width + map.Height) / 2.0);
// Apply results
if (0 < max && max <= T)
{
int[] maxCoords = Neighbours(type, loc);
double heightDelta = 0.5 * max * z * duration;
map[x, y] -= heightDelta;
map[x + maxCoords[0], y + maxCoords[1]] += heightDelta;
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz, double strength, double duration)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x, y;
// Using one 'rain' round for this, so skipping a useless loop
// Will need to adapt back in for the Flood brush
ITerrainChannel water = new TerrainChannel(map.Width, map.Height);
ITerrainChannel sediment = new TerrainChannel(map.Width, map.Height);
// Fill with rain
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
water[x, y] = Math.Max(0.0, TerrainUtil.SphericalFactor(x, y, rx, ry, strength) * rainHeight * duration);
}
}
for (int i = 0; i < rounds; i++)
{
// Erode underlying terrain
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
if (mask[x, y])
{
const double solConst = (1.0 / rounds);
double sedDelta = water[x, y] * solConst;
map[x, y] -= sedDelta;
sediment[x, y] += sedDelta;
}
}
}
// Move water
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
if (water[x, y] <= 0)
{
continue;
}
// Step 1. Calculate average of neighbours
int neighbours = 0;
double altitudeTotal = 0.0;
double altitudeMe = map[x, y] + water[x, y];
const int NEIGHBOUR_ME = 4;
const int NEIGHBOUR_MAX = 9;
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
// Calculate total height of this neighbour
double altitudeNeighbour = water[coords[0], coords[1]] + map[coords[0], coords[1]];
// If it's greater than me...
if (altitudeNeighbour - altitudeMe < 0)
{
// Add it to our calculations
neighbours++;
altitudeTotal += altitudeNeighbour;
}
}
}
if (neighbours == 0)
{
continue;
}
double altitudeAvg = altitudeTotal / neighbours;
// Step 2. Allocate water to neighbours.
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
// Skip if we dont have water to begin with.
if (water[x, y] < 0)
{
continue;
}
// Calculate our delta average
double altitudeDelta = altitudeMe - altitudeAvg;
if (altitudeDelta < 0)
{
continue;
}
// Calculate how much water we can move
double waterMin = Math.Min(water[x, y], altitudeDelta);
double waterDelta = waterMin * ((water[coords[0], coords[1]] + map[coords[0], coords[1]])
/ altitudeTotal);
double sedimentDelta = sediment[x, y] * (waterDelta / water[x, y]);
if (sedimentDelta > 0)
{
sediment[x, y] -= sedimentDelta;
sediment[coords[0], coords[1]] += sedimentDelta;
}
}
}
}
}
// Evaporate
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
water[x, y] *= 1.0 - (rainHeight / rounds);
double waterCapacity = waterSaturation * water[x, y];
double sedimentDeposit = sediment[x, y] - waterCapacity;
if (sedimentDeposit > 0)
{
if (mask[x, y])
{
sediment[x, y] -= sedimentDeposit;
map[x, y] += sedimentDeposit;
}
}
}
}
}
// Deposit any remainder (should be minimal)
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
if (mask[x, y] && sediment[x, y] > 0)
{
map[x, y] += sediment[x, y];
}
}
}
}
public void PaintEffect(ITerrainChannel map, UUID userID, float rx, float ry, float rz, float strength,
float duration, float BrushSize)
{
strength = TerrainUtil.MetersToSphericalStrength(BrushSize);
int x, y;
int xFrom = (int)(rx - BrushSize + 0.5);
int xTo = (int)(rx + BrushSize + 0.5) + 1;
int yFrom = (int)(ry - BrushSize + 0.5);
int yTo = (int)(ry + BrushSize + 0.5) + 1;
if (xFrom < 0)
{
xFrom = 0;
}
if (yFrom < 0)
{
yFrom = 0;
}
if (xTo > map.Width)
{
xTo = map.Width;
}
if (yTo > map.Height)
{
yTo = map.Height;
}
// blend in map
for (x = xFrom; x < xTo; x++)
{
for (y = yFrom; y < yTo; y++)
{
if (!map.Scene.Permissions.CanTerraformLand(userID, new Vector3(x, y, 0)))
{
continue;
}
float z;
if (duration < 4.0)
{
z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength) * duration * 0.25f;
}
else
{
z = 1;
}
float delta = rz - map[x, y];
if (Math.Abs(delta) > 0.1)
{
if (z > 1)
{
z = 1;
}
else if (z < 0)
{
z = 0;
}
delta *= z;
}
if (delta != 0) // add in non-zero amount
{
map[x, y] += delta;
}
}
}
}
public void PaintEffect(ITerrainChannel map, UUID userID, float rx, float ry, float rz, float strength,
float duration, float BrushSize)
{
int n = (int)(BrushSize + 0.5f);
if (BrushSize > 6) //If it gets too high, it will start roughening at an ever increasing rate when held down
{
BrushSize = 6;
}
strength = TerrainUtil.MetersToSphericalStrength(BrushSize);
float area = BrushSize;
float step = BrushSize / 4;
duration *= 0.01f; //MCP Should be read from ini file
int zx = (int)(rx + 0.5);
int zy = (int)(ry + 0.5);
float average = 0;
int avgsteps = 0;
float nn;
for (nn = 0 - area; nn < area; nn += step)
{
float l;
for (l = 0 - area; l < area; l += step)
{
avgsteps++;
average += TerrainUtil.GetBilinearInterpolate(rx + nn, ry + l, map);
}
}
int dx;
for (dx = -n; dx <= n; dx++)
{
int dy;
for (dy = -n; dy <= n; dy++)
{
int x = zx + dx;
int y = zy + dy;
if (x >= 0 && y >= 0 && x < map.Width && y < map.Height)
{
if (!map.Scene.Permissions.CanTerraformLand(userID, new Vector3(x, y, 0)))
{
continue;
}
float z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength) / (strength);
if (z > 0) // add in non-zero amount
{
float avg;
if (avgsteps > 0)
{
avg = average / avgsteps;
}
else
{
avg = 0f;
}
float a = (map [x, y] - avg);
float newz = map [x, y] + (a * duration);
if (newz > 0.0)
{
map [x, y] = newz;
}
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz, double strength, double duration)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x;
for (x = 0; x < map.Width; x++)
{
int y;
for (y = 0; y < map.Height; y++)
{
if (!mask[x, y])
{
continue;
}
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
const int NEIGHBOUR_ME = 4;
const int NEIGHBOUR_MAX = 9;
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
double heightF = map[x, y];
double target = map[coords[0], coords[1]];
if (target > heightF + talus)
{
double calc = duration * ((target - heightF) - talus) * z;
heightF += calc;
target -= calc;
}
map[x, y] = heightF;
map[coords[0], coords[1]] = target;
}
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz,
double strength, double duration, int startX, int endX, int startY, int endY)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x, y;
double[,] tweak = new double[map.Width, map.Height];
double area = strength;
double step = strength / 4.0;
duration = 0.03; //MCP Should be read from ini file
// compute delta map
for (x = startX; x <= endX; x++)
{
for (y = startY; y <= endY; y++)
{
if (!mask[x, y])
{
continue;
}
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
double average = 0.0;
int avgsteps = 0;
double n;
for (n = 0.0 - area; n < area; n += step)
{
double l;
for (l = 0.0 - area; l < area; l += step)
{
avgsteps++;
average += TerrainUtil.GetBilinearInterpolate(x + n, y + l, map);
}
}
tweak[x, y] = average / avgsteps;
}
}
}
// blend in map
for (x = startX; x <= endX; x++)
{
for (y = startY; y <= endY; y++)
{
if (!mask[x, y])
{
continue;
}
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
double da = z;
double a = (map[x, y] - tweak[x, y]) * da;
double newz = map[x, y] - (a * duration);
if (newz > 0.0)
{
map[x, y] = newz;
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, UUID userID, float rx, float ry, float rz, float strength, float duration, float BrushSize, List <Scene> scene)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x, y;
// Using one 'rain' round for this, so skipping a useless loop
// Will need to adapt back in for the Flood brush
ITerrainChannel water = new TerrainChannel(map.Width, map.Height, null);
ITerrainChannel sediment = new TerrainChannel(map.Width, map.Height, null);
// Fill with rain
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
water[x, y] = (float)Math.Max(0.0, TerrainUtil.SphericalFactor(x, y, rx, ry, strength) * rainHeight * duration);
}
}
for (int i = 0; i < rounds; i++)
{
// Erode underlying terrain
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
const float solConst = (1.0f / rounds);
float sedDelta = water[x, y] * solConst;
map[x, y] -= sedDelta;
sediment[x, y] += sedDelta;
}
}
// Move water
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
if (water[x, y] <= 0)
{
continue;
}
// Step 1. Calculate average of neighbours
int neighbours = 0;
float altitudeTotal = 0.0f;
float altitudeMe = map[x, y] + water[x, y];
const int NEIGHBOUR_ME = 4;
const int NEIGHBOUR_MAX = 9;
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
// Calculate total height of this neighbour
float altitudeNeighbour = water[coords[0], coords[1]] + map[coords[0], coords[1]];
// If it's greater than me...
if (altitudeNeighbour - altitudeMe < 0)
{
// Add it to our calculations
neighbours++;
altitudeTotal += altitudeNeighbour;
}
}
}
if (neighbours == 0)
{
continue;
}
float altitudeAvg = altitudeTotal / neighbours;
// Step 2. Allocate water to neighbours.
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
// Skip if we dont have water to begin with.
if (water[x, y] < 0)
{
continue;
}
// Calculate our delta average
float altitudeDelta = altitudeMe - altitudeAvg;
if (altitudeDelta < 0)
{
continue;
}
// Calculate how much water we can move
float waterMin = Math.Min(water[x, y], altitudeDelta);
float waterDelta = waterMin * ((water[coords[0], coords[1]] + map[coords[0], coords[1]])
/ altitudeTotal);
float sedimentDelta = sediment[x, y] * (waterDelta / water[x, y]);
if (sedimentDelta > 0)
{
sediment[x, y] -= sedimentDelta;
sediment[coords[0], coords[1]] += sedimentDelta;
}
}
}
}
}
// Evaporate
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
water[x, y] *= 1.0f - (rainHeight / rounds);
float waterCapacity = waterSaturation * water[x, y];
float sedimentDeposit = sediment[x, y] - waterCapacity;
if (sedimentDeposit > 0)
{
sediment[x, y] -= sedimentDeposit;
map[x, y] += sedimentDeposit;
}
}
}
}
// Deposit any remainder (should be minimal)
for (x = 0; x < water.Width; x++)
{
for (y = 0; y < water.Height; y++)
{
if (!((Scene)map.Scene).Permissions.CanTerraformLand(userID, new Vector3(rx + x, ry + y, 0)))
{
continue;
}
if (sediment[x, y] > 0)
{
map[(int)rx + x, (int)ry + y] += sediment[x, y];
}
}
}
}
public void PaintEffect(ITerrainChannel map, UUID userID, float rx, float ry, float rz, float strength,
float duration, float BrushSize)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x;
int xFrom = (int)(rx - BrushSize + 0.5);
int xTo = (int)(rx + BrushSize + 0.5) + 1;
int yFrom = (int)(ry - BrushSize + 0.5);
int yTo = (int)(ry + BrushSize + 0.5) + 1;
if (xFrom < 0)
{
xFrom = 0;
}
if (yFrom < 0)
{
yFrom = 0;
}
if (xTo > map.Width)
{
xTo = map.Width;
}
if (yTo > map.Height)
{
yTo = map.Height;
}
for (x = xFrom; x < xTo; x++)
{
int y;
for (y = yFrom; y < yTo; y++)
{
if (!map.Scene.Permissions.CanTerraformLand(userID, new Vector3(x, y, 0)))
{
continue;
}
float z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
const int NEIGHBOUR_ME = 4;
const int NEIGHBOUR_MAX = 9;
float max = float.MinValue;
int loc = 0;
for (int j = 0; j < NEIGHBOUR_MAX; j++)
{
if (j != NEIGHBOUR_ME)
{
int[] coords = Neighbours(type, j);
coords[0] += x;
coords[1] += y;
if (coords[0] > map.Width - 1)
{
continue;
}
if (coords[1] > map.Height - 1)
{
continue;
}
if (coords[0] < 0)
{
continue;
}
if (coords[1] < 0)
{
continue;
}
float cellmax = map[x, y] - map[coords[0], coords[1]];
if (cellmax > max)
{
max = cellmax;
loc = j;
}
}
}
float T = nConst / ((map.Width + map.Height) / 2);
// Apply results
if (0 < max && max <= T)
{
int[] maxCoords = Neighbours(type, loc);
float heightDelta = 0.5f * max * z * duration;
map[x, y] -= heightDelta;
map[x + maxCoords[0], y + maxCoords[1]] += heightDelta;
}
}
}
}
}
public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz, double strength, double duration)
{
strength = TerrainUtil.MetersToSphericalStrength(strength);
int x, y;
if (rz < 0)
{
double sum = 0.0;
double step2 = 0.0;
duration = 0.009; //MCP Should be read from ini file
// compute delta map
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
sum += map[x, y] * z;
step2 += z;
}
}
}
rz = sum / step2;
}
// blend in map
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
if (!mask[x, y])
{
continue;
}
double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength) * duration;
if (z > 0) // add in non-zero amount
{
if (z > 1.0)
{
z = 1.0;
}
map[x, y] = (map[x, y] * (1.0 - z)) + (rz * z);
}
double delta = rz - map[x, y];
if (Math.Abs(delta) > 0.1)
{
delta *= 0.25;
}
if (delta != 0) // add in non-zero amount
{
map[x, y] += delta;
}
}
}
}
