// Update voids
private void UpdatePatchCullingGroups()
{
if (Application.isPlaying) // only generate if application is playing
{
InitializeRenderer();
// Cache values
Vector3 _CacheBoundSize = BoundSize;
Vector3 _TerrainPosition = _Terrain.transform.position;
for (int i = 0; i < Layers.Count; i++)
{
SetKernelSettings(Layers[i]); // update kernel settings
if (_HeightBuffer == null)
{
_HeightBuffer = CreateBuffer((int)PatchCount.x, (int)PatchCount.y);
}
GNSKernel.SetTexture("_PaintTexture", _TerrainHeightBuffer); // set texture paint buffer
Graphics.Blit(null, _HeightBuffer, GNSKernel, 4); // Update paint buffer
Texture2D Tex = _HeightBuffer.ToTexture2D(); // Convert Buffer to texture
Color[] Colors = Tex.GetPixels();
for (int x = 0; x < Colors.Length; x++)
{
Renderer.UpdatePatchHeight(x, (_CacheBoundSize.y * Colors [x].r) + _TerrainPosition.y);
}
}
}
}
// Set voids
public void SetKernelSettings(GNS_Layer Layer)
{
// Rotation
GNSKernel.SetFloat("_RandomPitch", Layer.RandomPitchAngle * Mathf.Deg2Rad); // set rotation pitch
GNSKernel.SetVector("_RotationNoise", new Vector3(Layer.RotationNoiseFrequency, Layer.NoisePitchAngle * Mathf.Deg2Rad, 0f)); // set rotation noice
GNSKernel.SetVector("_RotationAxis", Layer.RotationNoiseAxis.normalized); // set rotation axis
// Scale
GNSKernel.SetVector("_BaseScale", Layer.BaseScale);
GNSKernel.SetVector("_RandomScale", new Vector2(Layer.MinRandomScale, Layer.MaxRandomScale));
GNSKernel.SetVector("_ScaleNoise", new Vector2(Layer.ScaleNoiseFrequency, Layer.ScaleNoiseAmplitude));
// Paint
GNSKernel.SetFloat("_PaintResolution", (float)(int)PaintResolution);
GNSKernel.SetVector("_PaintPatchSize", new Vector4(PatchRounded.x, PatchRounded.y));
GNSKernel.SetVector("_TerrainSize", new Vector4(_Terrain.terrainData.size.x, _Terrain.terrainData.size.y, _Terrain.terrainData.size.z, 0));
}
private void SetKernelWindSettings()
{
GNSKernel.SetVector("_BaseScale", new Vector3(1, 1, 1));
GNSKernel.SetVector("_ScaleNoise", new Vector2(_WindNoiseFrequency, _WindNoiseAmplitude));
}