private void SetupTerrainVertexBuffer()
{
VertexTerrain[] verticesArray = new VertexTerrain[vertexList.Count];
this.vertexList.CopyTo(verticesArray);
this.vertexBuffer = new VertexBuffer(MapViewer.graphics.GraphicsDevice, VertexTerrain.SizeInBytes * vertexList.Count, BufferUsage.WriteOnly);
this.vertexBuffer.SetData(verticesArray);
}
public void SetupTerrainVertice(int x, int z)
{
VertexTerrain tempVert = new VertexTerrain();
float offsetXtotal = (float)x;
float offsetZtotal = (float)z;
tempVert.Position = new Vector3(offsetXtotal * scale,
heightData[x, z],
offsetZtotal * scale);
tempVert.Normal = normals[x, z];
this.vertexList[x * size + z] = tempVert;
}
private void SetupTerrainVertices()
{
vertexList.Clear();
// Texture the level
for (int x = 0; x < size; x++)
{
for (int z = 0; z < size; z++)
{
VertexTerrain tempVert = new VertexTerrain();
float offsetXtotal = (float)x;
float offsetZtotal = (float)z;
tempVert.Position = new Vector3(offsetXtotal * scale,
heightData[x, z],
offsetZtotal * scale);
tempVert.Normal = normals[x, z];
this.vertexList.Add(tempVert);
}
}
}
private void SetupNormals()
{
VertexTerrain[] terrainVertices = new VertexTerrain[this.size * this.size];
this.normals = new Vector3[this.size, this.size];
// Determine vertex positions so we can figure out normals in section below.
for (int x = 0; x < this.size; ++x)
{
for (int z = 0; z < this.size; ++z)
{
terrainVertices[x + z * this.size].Position = new Vector3(x * this.scale, this.heightData[x, z], z * this.scale);
}
}
// Setup normals for lighting and physics (Credit: Riemer's method)
int sizeMinusOne = this.size - 1;
for (int x = 1; x < sizeMinusOne; ++x)
{
for (int z = 1; z < sizeMinusOne; ++z)
{
int ZTimesSize = (z * this.size);
Vector3 normX = new Vector3((terrainVertices[x - 1 + ZTimesSize].Position.Y - terrainVertices[x + 1 + ZTimesSize].Position.Y) / 2, 1, 0);
Vector3 normZ = new Vector3(0, 1, (terrainVertices[x + (z - 1) * this.size].Position.Y - terrainVertices[x + (z + 1) * this.size].Position.Y) / 2);
// We inline the normalize method here since it is used alot, this is faster than calling Vector3.Normalize()
Vector3 normal = normX + normZ;
float length = (float)Math.Sqrt((float)((normal.X * normal.X) + (normal.Y * normal.Y) + (normal.Z * normal.Z)));
float num = 1f / length;
normal.X *= num;
normal.Y *= num;
normal.Z *= num;
this.normals[x, z] = terrainVertices[x + ZTimesSize].Normal = normal; // Stored for use in physics and for the
// quad-tree component to reference.
}
}
}
private void SetupTerrainVertices()
{
vertexList.Clear();
// Texture the level
Vector3 refPoint = new Vector3((float)size / 2f, 0f, (float)size / 2f);
for (int x = 0; x < size; ++x)
{
for (int z = 0; z < size; ++z)
{
VertexTerrain tempVert = new VertexTerrain();
float offsetXtotal = (float)x - refPoint.X;
float offsetZtotal = (float)z - refPoint.Z;
tempVert.Position = new Vector3(offsetXtotal,
heightData[x, z],
offsetZtotal);
tempVert.Normal = normals[x, z];
this.vertexList.Add(tempVert);
}
}
}
private void SetupTerrainVertices()
{
vertexList.Clear();
// Texture the level
for (int x = 0; x < size; x++)
for (int z = 0; z < size; z++)
{
VertexTerrain tempVert = new VertexTerrain();
float offsetXtotal = (float)x;
float offsetZtotal = (float)z;
tempVert.Position = new Vector3(offsetXtotal * scale,
heightData[x, z],
offsetZtotal * scale);
tempVert.Normal = normals[x, z];
this.vertexList.Add(tempVert);
}
}
private void SetupNormals()
{
VertexTerrain[] terrainVertices = new VertexTerrain[this.size * this.size];
this.normals = new Vector3[this.size, this.size];
// Determine vertex positions so we can figure out normals in section below.
for (int x = 0; x < this.size; ++x)
for (int z = 0; z < this.size; ++z)
{
terrainVertices[x + z * this.size].Position = new Vector3(x * this.scale, this.heightData[x, z], z * this.scale);
}
// Setup normals for lighting and physics (Credit: Riemer's method)
int sizeMinusOne = this.size - 1;
for (int x = 1; x < sizeMinusOne; ++x)
for (int z = 1; z < sizeMinusOne; ++z)
{
int ZTimesSize = (z * this.size);
Vector3 normX = new Vector3((terrainVertices[x - 1 + ZTimesSize].Position.Y - terrainVertices[x + 1 + ZTimesSize].Position.Y) / 2, 1, 0);
Vector3 normZ = new Vector3(0, 1, (terrainVertices[x + (z - 1) * this.size].Position.Y - terrainVertices[x + (z + 1) * this.size].Position.Y) / 2);
// We inline the normalize method here since it is used alot, this is faster than calling Vector3.Normalize()
Vector3 normal = normX + normZ;
float length = (float)Math.Sqrt((float)((normal.X * normal.X) + (normal.Y * normal.Y) + (normal.Z * normal.Z)));
float num = 1f / length;
normal.X *= num;
normal.Y *= num;
normal.Z *= num;
this.normals[x, z] = terrainVertices[x + ZTimesSize].Normal = normal; // Stored for use in physics and for the
// quad-tree component to reference.
}
}
public void SetupTerrainVertice(int x, int z)
{
VertexTerrain tempVert = new VertexTerrain();
float offsetXtotal = (float)x;
float offsetZtotal = (float)z;
tempVert.Position = new Vector3(offsetXtotal * scale,
heightData[x, z],
offsetZtotal * scale);
tempVert.Normal = normals[x, z];
this.vertexList[x * size + z] = tempVert;
}
public void SetupTerrainVertexBuffer()
{
VertexTerrain[] verticesArray = new VertexTerrain[vertexList.Count];
this.vertexList.CopyTo(verticesArray);
this.vertexBuffer = new VertexBuffer(MapViewer.graphics.GraphicsDevice, VertexTerrain.SizeInBytes * vertexList.Count, BufferUsage.WriteOnly);
this.vertexBuffer.SetData(verticesArray);
}
private void SetupTerrainVertices()
{
vertexList.Clear();
// Texture the level
Vector3 refPoint = new Vector3((float)size / 2f, 0f, (float)size / 2f);
for (int x = 0; x < size; ++x)
for (int z = 0; z < size; ++z)
{
VertexTerrain tempVert = new VertexTerrain();
float offsetXtotal = (float)x - refPoint.X;
float offsetZtotal = (float)z - refPoint.Z;
tempVert.Position = new Vector3(offsetXtotal,
heightData[x, z],
offsetZtotal);
tempVert.Normal = normals[x, z];
this.vertexList.Add(tempVert);
}
}
