public float[,] createHeightMapPerlinNoiseCS(
int x, int y, float scale, float startx, float starty, float shiftx, float shifty)
{
if (GameObject.FindGameObjectWithTag("debugtoggle").GetComponent <UnityEngine.UI.Toggle>().isOn)
{
print("START COMPUTE SHADER");
}
PerlinInfo[] data = new PerlinInfo[x * y];
float[] output = new float[x * y];
for (int i = 0; i < x; i++)
{
for (int j = 0; j < y; j++)
{
data[i * y + j] = new PerlinInfo(x, y, scale, startx, starty, shiftx + i, shifty + j);
}
}
ComputeBuffer buffer = new ComputeBuffer(data.Length, 28);
buffer.SetData(data);
ComputeBuffer outputBuffer = new ComputeBuffer(output.Length, 4);
outputBuffer.SetData(output);
int kernel = shader.FindKernel("computeHeightMap");
shader.SetBuffer(kernel, "dataBuffer", buffer);
shader.SetBuffer(kernel, "output", outputBuffer);
shader.Dispatch(kernel, data.Length / 32, 1, 1);
outputBuffer.GetData(output);
buffer.Dispose();
outputBuffer.Dispose();
float[,] heightmap = new float[x, y];
for (int i = 0; i < x; i++)
{
for (int j = 0; j < y; j++)
{
heightmap[i, j] = output[i * y + j];
}
}
if (GameObject.FindGameObjectWithTag("debugtoggle").GetComponent <UnityEngine.UI.Toggle>().isOn)
{
print("END COMPUTE SHADER");
}
return(heightmap);
}
public static float[,] createHeightMapPerlinNoiseJobs(
int x, int y, float scale, float startx, float starty, float shiftx, float shifty)
{
var perlinInfoArray = new NativeArray <PerlinInfo>(x * y, Allocator.Persistent);
var output = new NativeArray <float>(x * y, Allocator.Persistent);
for (int i = 0; i < x; i++)
{
for (int j = 0; j < y; j++)
{
perlinInfoArray[i * y + j] =
new PerlinInfo(x, y, scale, startx, starty, shiftx + i, shifty + j);
}
}
var job = new generatePerlinJob
{
perlinInfoArray = perlinInfoArray,
perlinOutput = output
};
var jobHandle = job.Schedule(x * y, 1);
jobHandle.Complete();
float[,] heightmap = new float[x, y];
for (int i = 0; i < x; i++)
{
for (int j = 0; j < y; j++)
{
heightmap[i, j] = output[i * y + j];
}
}
perlinInfoArray.Dispose();
output.Dispose();
return(heightmap);
}
