private void BuildTreeSpritesBuffers()
{
var v = new TreePointSprite[TreeCount];
for (int i = 0; i < TreeCount; i++)
{
float y;
float x;
float z;
do
{
x = MathF.Rand(-75.0f, 75.0f);
z = MathF.Rand(-75.0f, 75.0f);
y = GetHillHeight(x, z);
} while (y < -3 || y > 15.0f);
y += 10.0f;
v[i].Pos = new Vector3(x, y, z);
v[i].Size = new Vector2(24.0f, 24.0f);
}
var vbd = new BufferDescription {
Usage = ResourceUsage.Immutable,
SizeInBytes = TreePointSprite.Stride * TreeCount,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
};
_treeSpritesVB = new Buffer(Device, new DataStream(v, false, false), vbd);
}
private void BuildTreeSpritesBuffers() {
var v = new TreePointSprite[TreeCount];
for (int i = 0; i < TreeCount; i++) {
float y;
float x;
float z;
do {
x = MathF.Rand(-75.0f, 75.0f);
z = MathF.Rand(-75.0f, 75.0f);
y = GetHillHeight(x, z);
} while (y < -3 || y > 15.0f);
y += 10.0f;
v[i].Pos = new Vector3(x,y,z);
v[i].Size = new Vector2(24.0f,24.0f);
}
var vbd = new BufferDescription {
Usage = ResourceUsage.Immutable,
SizeInBytes = TreePointSprite.Stride * TreeCount,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
};
_treeSpritesVB = new Buffer(Device, new DataStream(v, false, false), vbd);
}
