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PostCompute.cs
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PostCompute.cs
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using System.Linq;
using UnityEngine;
using Grass;
using ScatterConfiguratorUtils;
using System;
using System.Collections;
namespace ComputeLoader
{
public class PostCompute : MonoBehaviour
{
public bool active = true;
public Material material;
public Material materialFar;
public Material materialFurther;
public Mesh mesh;
public Mesh farMesh;
public Mesh furtherMesh;
private ComputeBuffer argsBuffer;
private ComputeBuffer farArgsBuffer;
private ComputeBuffer furtherArgsBuffer;
public ComputeBuffer mainNear;
public ComputeBuffer mainFar;
public ComputeBuffer mainFurther;
private Bounds bounds;
public bool setupInitial = false;
public int vertexCount;
public int farVertexCount;
public int furtherVertexCount;
public int subVertexCount1;
public int subVertexCount2;
public int subVertexCount3;
public int subVertexCount4;
float subdivisionRange = 0;
public string quadName;
public string scatterName;
public string planetName;
public Properties scatterProps;
UnityEngine.Rendering.ShadowCastingMode shadowCastingMode;
void OnEnable()
{
}
public void SetupAgain(Scatter scatter)
{
material = new Material(scatter.properties.scatterMaterial.shader);
//material.SetFloat("_WaveSpeed", 0);
//material.SetFloat("_HeightCutoff", -1000);
material = new Material(scatter.properties.scatterMaterial.shader);
Utils.SetShaderProperties(ref material, ref scatter.properties.scatterMaterial, scatter.scatterName);
scatterProps = scatter.properties; //ScatterBodies.scatterBodies[FlightGlobals.currentMainBody.name].scatters["Grass"].properties;
materialFar = GameObject.Instantiate(material);
materialFurther = GameObject.Instantiate(material);
if (scatter.properties.scatterDistribution.lods.lods[0].isBillboard) { materialFar = new Material(ScatterShaderHolder.GetShader("Custom/InstancedCutoutBillboard")); materialFar.SetFloat("_Cutoff", 0.5f); }
if (scatter.properties.scatterDistribution.lods.lods[1].isBillboard) { materialFurther = new Material(ScatterShaderHolder.GetShader("Custom/InstancedCutoutBillboard")); materialFurther.SetFloat("_Cutoff", 0.5f); }
materialFar.CopyPropertiesFromMaterial(material);
materialFurther.CopyPropertiesFromMaterial(material);
if (scatter.properties.scatterDistribution.lods.lods[0].mainTexName != "parent")
{
Debug.Log("Attempting load: " + scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].mainTexName);
materialFar.SetTexture("_MainTex", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[0].mainTexName]);
}
if (scatter.properties.scatterDistribution.lods.lods[0].normalName != "parent")
{
materialFar.SetTexture("_BumpMap", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[0].normalName]);
}
if (scatter.properties.scatterDistribution.lods.lods[1].mainTexName != "parent")
{
Debug.Log("Attempting load: " + scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].mainTexName);
materialFurther.SetTexture("_MainTex", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].mainTexName]);
}
if (scatter.properties.scatterDistribution.lods.lods[1].normalName != "parent")
{
materialFurther.SetTexture("_BumpMap", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].normalName]);
}
CreateBuffers();
InitializeBuffers();
}
public void Setup(ComputeBuffer buffer, ComputeBuffer farBuffer, ComputeBuffer furtherBuffer, Scatter scatter)
{
if (buffer == null) { Debug.Log("The buffer is null"); }
if (!setupInitial)
{
GameObject go = GameDatabase.Instance.GetModel(scatter.model);
Mesh mesh = GameObject.Instantiate(go.GetComponent<MeshFilter>().mesh);
this.mesh = mesh;
go = GameDatabase.Instance.GetModel(scatter.properties.scatterDistribution.lods.lods[0].modelName);
farMesh = GameObject.Instantiate(go.GetComponent<MeshFilter>().mesh);
go = GameDatabase.Instance.GetModel(scatter.properties.scatterDistribution.lods.lods[1].modelName);
furtherMesh = GameObject.Instantiate(go.GetComponent<MeshFilter>().mesh);
material = new Material(scatter.properties.scatterMaterial.shader);
Utils.SetShaderProperties(ref material, ref scatter.properties.scatterMaterial, scatter.scatterName);
scatterProps = scatter.properties; //ScatterBodies.scatterBodies[FlightGlobals.currentMainBody.name].scatters["Grass"].properties;
shadowCastingMode = scatter.shadowCastingMode;
materialFar = GameObject.Instantiate(material);
materialFurther = GameObject.Instantiate(material);
if (scatter.properties.scatterDistribution.lods.lods[0].isBillboard) { materialFar = new Material(ScatterShaderHolder.GetShader("Custom/InstancedCutoutBillboard")); materialFar.SetFloat("_Cutoff", 0.5f); }
if (scatter.properties.scatterDistribution.lods.lods[1].isBillboard) { materialFurther = new Material(ScatterShaderHolder.GetShader("Custom/InstancedCutoutBillboard")); materialFurther.SetFloat("_Cutoff", 0.5f); }
materialFar.CopyPropertiesFromMaterial(material);
materialFurther.CopyPropertiesFromMaterial(material);
if (scatter.properties.scatterDistribution.lods.lods[0].mainTexName != "parent")
{
Debug.Log("Attempting load: " + scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].mainTexName);
materialFar.SetTexture("_MainTex", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[0].mainTexName]);
}
if (scatter.properties.scatterDistribution.lods.lods[0].normalName != "parent")
{
materialFar.SetTexture("_BumpMap", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[0].normalName]);
}
if (scatter.properties.scatterDistribution.lods.lods[1].mainTexName != "parent")
{
Debug.Log("Attempting load: " + scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].mainTexName);
materialFurther.SetTexture("_MainTex", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].mainTexName]);
}
if (scatter.properties.scatterDistribution.lods.lods[1].normalName != "parent")
{
materialFurther.SetTexture("_BumpMap", LoadOnDemand.activeTextures[scatter.scatterName + "-" + scatter.properties.scatterDistribution.lods.lods[1].normalName]);
}
//subdivisionRange = (int)(((2 * Mathf.PI * FlightGlobals.currentMainBody.Radius) / 4) / (Mathf.Pow(2, FlightGlobals.currentMainBody.pqsController.maxLevel)));
//subdivisionRange = Mathf.Sqrt(Mathf.Pow(subdivisionRange, 2) + Mathf.Pow(subdivisionRange, 2));
vertexCount = mesh.vertexCount;
farVertexCount = farMesh.vertexCount;
furtherVertexCount = furtherMesh.vertexCount;
setupInitial = true;
CreateBuffers();
}
//try
// {
UpdateBounds(Vector3.zero);
//}
//catch { }
mainNear = buffer;
mainFar = farBuffer;
mainFurther = furtherBuffer;
InitializeBuffers();
}
public void ReInitializeBuffers()
{
ScreenMessages.PostScreenMessage("[PostCompute] Reinitialized buffers externally");
CreateBuffers();
InitializeBuffers();
}
private void CreateBuffers()
{
uint[] args = new uint[0];
uint[] farArgs = new uint[0];
uint[] furtherArgs = new uint[0];
if (argsBuffer != null) { argsBuffer.Release(); }
args = Utils.GenerateArgs(mesh);
argsBuffer = Utils.SetupComputeBufferSafe(1, args.Length * sizeof(uint), ComputeBufferType.IndirectArguments);
argsBuffer.SetData(args);
if (farArgsBuffer != null) { farArgsBuffer.Release(); }
farArgs = Utils.GenerateArgs(farMesh);
farArgsBuffer = Utils.SetupComputeBufferSafe(1, farArgs.Length * sizeof(uint), ComputeBufferType.IndirectArguments);
farArgsBuffer.SetData(farArgs);
if (furtherArgsBuffer != null) { furtherArgsBuffer.Release(); }
furtherArgs = Utils.GenerateArgs(furtherMesh);
furtherArgsBuffer = Utils.SetupComputeBufferSafe(1, furtherArgs.Length * sizeof(uint), ComputeBufferType.IndirectArguments);
furtherArgsBuffer.SetData(furtherArgs);
}
private void InitializeBuffers()
{
ComputeBuffer.CopyCount(mainNear, argsBuffer, 4);
ComputeBuffer.CopyCount(mainFar, farArgsBuffer, 4);
ComputeBuffer.CopyCount(mainFurther, furtherArgsBuffer, 4);
material.SetBuffer("_Properties", mainNear);
materialFar.SetBuffer("_Properties", mainFar);
materialFurther.SetBuffer("_Properties", mainFurther);
}
public void Update()
{
if (!active) { return; }
if (HighLogic.LoadedSceneIsFlight)
{
this.UpdateBounds(FloatingOrigin.TerrainShaderOffset);
if (this.mesh != null)
{
Graphics.DrawMeshInstancedIndirect(this.mesh, 0, this.material, this.bounds, this.argsBuffer, 0, null, UnityEngine.Rendering.ShadowCastingMode.On, true, 0);
}
if (this.farMesh != null)
{
Graphics.DrawMeshInstancedIndirect(this.farMesh, 0, this.materialFar, this.bounds, this.farArgsBuffer, 0, null, UnityEngine.Rendering.ShadowCastingMode.On, true, 0);
}
if (this.furtherMesh != null)
{
Graphics.DrawMeshInstancedIndirect(this.furtherMesh, 0, this.materialFurther, this.bounds, this.furtherArgsBuffer, 0, null, this.shadowCastingMode, true, 0);
return;
}
}
}
private void SetPlanetOrigin()
{
if (FlightGlobals.currentMainBody == null) { return; }
Vector3 planetOrigin = FlightGlobals.currentMainBody.transform.position;//Vector3.zero;
if (material != null && material.HasProperty("_PlanetOrigin"))
{
material.SetVector("_PlanetOrigin", planetOrigin);
material.SetFloat("_CurrentTime", Time.timeSinceLevelLoad);
material.SetVector("_ShaderOffset", -((Vector3)FloatingOrigin.TerrainShaderOffset));
}
if (materialFar != null && materialFar.HasProperty("_PlanetOrigin"))
{
materialFar.SetVector("_PlanetOrigin", planetOrigin);
materialFar.SetFloat("_CurrentTime", Time.timeSinceLevelLoad);
materialFar.SetVector("_ShaderOffset", -((Vector3)FloatingOrigin.TerrainShaderOffset));
}
if (materialFurther != null && materialFurther.HasProperty("_PlanetOrigin"))
{
materialFurther.SetVector("_PlanetOrigin", planetOrigin);
materialFurther.SetFloat("_CurrentTime", Time.timeSinceLevelLoad);
materialFurther.SetVector("_ShaderOffset", -((Vector3)FloatingOrigin.TerrainShaderOffset));
}
}
private void UpdateBounds(Vector3d offset)
{
bounds = new Bounds(Vector3.zero, Vector3.one * (scatterProps.scatterDistribution._Range * 2.8f));
if (scatterProps.scatterDistribution._Range < 5000) { bounds = new Bounds(Vector3.zero, Vector3.one * (scatterProps.scatterDistribution._Range * 30f)); }
SetPlanetOrigin();
}
private void OnDestroy()
{
//Utils.ForceGPUFinish(mainNear, typeof(ComputeComponent.GrassData), countCheck);
//Utils.DestroyComputeBufferSafe(ref mainNear);
//Utils.DestroyComputeBufferSafe(ref mainFar);
//Utils.DestroyComputeBufferSafe(ref mainFurther);
Utils.DestroyComputeBufferSafe(ref argsBuffer);
Utils.DestroyComputeBufferSafe(ref farArgsBuffer);
Utils.DestroyComputeBufferSafe(ref furtherArgsBuffer);
}
private void OnDisable()
{
setupInitial = false;
//Utils.DestroyComputeBufferSafe(ref mainNear);
//Utils.DestroyComputeBufferSafe(ref mainFar);
//Utils.DestroyComputeBufferSafe(ref mainFurther);
Utils.DestroyComputeBufferSafe(ref argsBuffer);
Utils.DestroyComputeBufferSafe(ref farArgsBuffer);
Utils.DestroyComputeBufferSafe(ref furtherArgsBuffer);
}
}
}