private float[][] CreateGround()
{
var heightmap = new Graphics.Software.Texel.R32F[57, 121];
Random r = new Random(1024);
int xPieces = (int)(heightmap.GetLength(0) / (float)xSize);
int yPieces = (int)(heightmap.GetLength(1) / (float)ySize);
float lastHeight = 0f;
for (int y = 0; y < yPieces; y++)
{
for (int x = 0; x < xPieces; x++)
{
float height = 0f;
if (r.NextDouble() > 0.92)
{
height = 16f * (float)r.NextDouble() - 8f;
}
else if (r.NextDouble() > 0.82)
{
height = 8f * (float)r.NextDouble() - 4f;
}
else
{
height = 1f * (float)r.NextDouble() - 1f;
}
for (int yp = 0; yp < ySize; yp++)
{
for (int xp = 0; xp < xSize; xp++)
{
if (x > 0 && y > 0)
{
heightmap[x * xSize + xp, y *ySize + yp].R = lastHeight + (height - lastHeight) * ((float)xp / (xSize - 1)) * ((float)yp / (ySize - 1)) + heightOffset;
}
}
}
lastHeight = height;
}
}
var ground = new TestGround
{
Size = new SizeF(size.Width, size.Height),
Heightmap = heightmap,
NPieces = new Size(xSize, ySize),
Height = 1,
Simulation = motionSimulation
};
scene.Add(ground);
ground.ConstructPieces();
float[][] floatMap = new float[heightmap.GetLength(0)][];
for (int i = 0; i < heightmap.GetLength(0); i++)
{
floatMap[i] = new float[heightmap.GetLength(1)];
for (int j = 0; j < heightmap.GetLength(1); j++)
{
floatMap[i][j] = heightmap[i, j].R;
}
}
return(floatMap);
}
private float[][] CreateGround()
{
var heightmap = new Graphics.Software.Texel.R32F[57, 121];
Random r = new Random(1024);
int xPieces = (int)(heightmap.GetLength(0) / (float)xSize);
int yPieces = (int)(heightmap.GetLength(1) / (float)ySize);
float lastHeight = 0f;
for (int y = 0; y < yPieces; y++)
{
for (int x = 0; x < xPieces; x++)
{
float height = 0f;
if (r.NextDouble() > 0.92)
height = 16f * (float)r.NextDouble() - 8f;
else if (r.NextDouble() > 0.82)
height = 8f * (float)r.NextDouble() - 4f;
else
height = 1f * (float)r.NextDouble() - 1f;
for (int yp = 0; yp < ySize; yp++)
for (int xp = 0; xp < xSize; xp++)
{
if (x > 0 && y > 0)
{
heightmap[x * xSize + xp, y * ySize + yp].R = lastHeight + (height - lastHeight) * ((float)xp / (xSize - 1)) * ((float)yp / (ySize - 1)) + heightOffset;
}
}
lastHeight = height;
}
}
var ground = new TestGround
{
Size = new SizeF(size.Width, size.Height),
Heightmap = heightmap,
NPieces = new Size(xSize, ySize),
Height = 1,
Simulation = motionSimulation
};
scene.Add(ground);
ground.ConstructPieces();
float[][] floatMap = new float[heightmap.GetLength(0)][];
for (int i=0; i<heightmap.GetLength(0); i++)
{
floatMap[i] = new float[heightmap.GetLength(1)];
for (int j=0; j<heightmap.GetLength(1); j++)
{
floatMap[i][j] = heightmap[i, j].R;
}
}
return floatMap;
}
