void OnSceneGUI()
{
PolygonLight fow = (PolygonLight)target;
Handles.color = Color.white;
Handles.DrawWireArc(fow.transform.position, Vector3.forward, Vector3.right, 360, fow.lightRadius);
Vector3 viewAngleA = fow.DirFromAngle(-fow.lightAngle / 2, false);
Vector3 viewAngleB = fow.DirFromAngle(fow.lightAngle / 2, false);
Handles.DrawLine(fow.transform.position, fow.transform.position + viewAngleA * fow.lightRadius);
Handles.DrawLine(fow.transform.position, fow.transform.position + viewAngleB * fow.lightRadius);
}
private static void ConvexHullTesting()
{
var writer = new TextWriterTraceListener(Console.Out);
Debug.Listeners.Add(writer);
Message.Verbosity = VerbosityLevels.OnlyCritical;
DirectoryInfo dir;
if (Directory.Exists("../../../../TVGLTest/Convex Hull Tests"))
{
//x64
dir = new DirectoryInfo("../../../../TVGLTest/Convex Hull Tests");
}
else
{
//x86
dir = new DirectoryInfo("../../../TVGLTest/Convex Hull Tests");
}
var random = new Random();
var fileNames = dir.GetFiles("*").ToArray();
for (var i = 0; i < fileNames.Count(); i++)
{
//var filename = FileNames[i];
var filename = fileNames[i].FullName;
if (!File.Exists(filename) || !filename.EndsWith(".PolyLight"))
{
continue;
}
Console.WriteLine("Attempting: " + filename);
var polyLight = PolygonLight.Deserialize(filename);
var cxvHull = MinimumEnclosure.ConvexHull2D(polyLight.Path);
var polygon = new Polygon(cxvHull.Select(p => new Point(p)));
if (!polygon.IsConvex())
{
Presenter.ShowAndHang(polyLight.Path, "Convex Hull Error", Plot2DType.Points);
Presenter.ShowAndHang(cxvHull);
}
}
Console.WriteLine("Completed.");
Console.ReadKey();
}
public void IrradianceUseComputeShader(ComputeShader indirectLightPassCS, UnityLmGBuffer gBuffer, RenderTexture shadowmap, PolygonLight polygonLight, RenderTexture rt,
Vector2 farPlane, int lightmapIndex, ShadowMapParams shadowFactor)
{
//rt.Clear();
int mainKernel = indirectLightPassCS.FindKernel("CSMain");
indirectLightPassCS.SetTexture(mainKernel, "_NormalTex", gBuffer.NormalTex[lightmapIndex]);
indirectLightPassCS.SetTexture(mainKernel, "_PositionTex", gBuffer.PositionTex[lightmapIndex]);
Matrix4x4 matrix = gBuffer.RenderCameraVPInverse[lightmapIndex];
//转换成行优先？
float[] matrixFloats =
{
matrix[0, 0], matrix[1, 0], matrix[2, 0], matrix[3, 0],
matrix[0, 1], matrix[1, 1], matrix[2, 1], matrix[3, 1],
matrix[0, 2], matrix[1, 2], matrix[2, 2], matrix[3, 2],
matrix[0, 3], matrix[1, 3], matrix[2, 3], matrix[3, 3]
};
float[] matrixFloats1 =
{
matrix[0, 0], matrix[0, 1], matrix[0, 2], matrix[0, 3],
matrix[1, 0], matrix[1, 1], matrix[1, 2], matrix[1, 3],
matrix[2, 0], matrix[2, 1], matrix[2, 2], matrix[2, 3],
matrix[3, 0], matrix[3, 1], matrix[3, 2], matrix[3, 3]
};
indirectLightPassCS.SetFloats("_GBufferCameraVPInverse", matrixFloats);
indirectLightPassCS.SetVector("_GBufferCameraPos", gBuffer.RenderCameraPos[lightmapIndex]);
//塞入polygonlight 多边形的信息
ComputeBuffer polygonLightBuffer = new ComputeBuffer(_polygonLight.Count, sizeof(float) * 3);
//polygonLightBuffer.SetData(polygonLight.PolygonHull.ToArray());
polygonLightBuffer.SetData(_polygonLight.ToArray());
indirectLightPassCS.SetBuffer(mainKernel, "_PolygonHull", polygonLightBuffer);
indirectLightPassCS.SetVector("_PolygonCenter", polygonLight.Center);
indirectLightPassCS.SetVector("_PolygonNormal", polygonLight.Normal);
indirectLightPassCS.SetVector("_PolygonTotalFlux", polygonLight.SumPower);
indirectLightPassCS.SetInt("_PolygonVertexCount", _polygonLight.Count);
indirectLightPassCS.SetFloat("_ShadowBias", shadowFactor.ShadowBias);
indirectLightPassCS.SetVector("_FarPlane", farPlane);
indirectLightPassCS.SetInt("_LightMapSize", LightMapSize);
indirectLightPassCS.SetInt("_ShadowMapSize", ShadowMapSize);
indirectLightPassCS.SetInt("_IsmCount", MaxVPLPerIsm);
indirectLightPassCS.SetInt("_IsmIndexOffset", 0);
indirectLightPassCS.SetFloat("_ShadowSoftness", shadowFactor.ShadowSoftness);
indirectLightPassCS.SetFloat("_BiasFade", shadowFactor.BiasFade);
//塞入最后返回的RenderTexture
indirectLightPassCS.SetTexture(mainKernel, "_LightMap", rt);
indirectLightPassCS.SetTexture(mainKernel, "_Ism", ISM);
// ComputeBuffer outputPosBuffer = new ComputeBuffer(100*1000, sizeof(float));
// IndirectLightPassCS.SetBuffer(mainKernel, "_OutputGBufferPos", outputPosBuffer);
indirectLightPassCS.Dispatch(mainKernel, LightMapSize / 32, LightMapSize / 32, 1);
//dispose
polygonLightBuffer.Dispose();
}
public void IrradianceUseComputeShader(ComputeShader indirectLightPassCS, UnityLmGBuffer gBuffer, RenderTexture shadowmap, PolygonLight polygonLight, RenderTexture rt,
Vector2 farPlane, int lightmapIndex, int lightmapSize, int shadowmapSize, ShadowMapParams shadowFactor)
{
//rt.Clear();
int mainKernel = indirectLightPassCS.FindKernel("CSMain");
_gBuffer.SetComputeShaderData(indirectLightPassCS, mainKernel, lightmapIndex);
//塞入polygonlight 多边形的信息
ComputeBuffer polygonLightBuffer = new ComputeBuffer(_polygonLight.Count, sizeof(float) * 3);
//polygonLightBuffer.SetData(polygonLight.PolygonHull.ToArray());
polygonLightBuffer.SetData(_polygonLight.ToArray());
indirectLightPassCS.SetBuffer(mainKernel, "_PolygonHull", polygonLightBuffer);
indirectLightPassCS.SetVector("_PolygonCenter", polygonLight.Center);
indirectLightPassCS.SetVector("_PolygonNormal", polygonLight.Normal);
indirectLightPassCS.SetVector("_PolygonTotalFlux", polygonLight.SumPower);
indirectLightPassCS.SetInt("_PolygonVertexCount", _polygonLight.Count);
indirectLightPassCS.SetFloat("_ShadowBias", shadowFactor.ShadowBias);
indirectLightPassCS.SetVector("_FarPlane", farPlane);
indirectLightPassCS.SetInt("_LightMapSize", lightmapSize);
indirectLightPassCS.SetInt("_ShadowMapSize", shadowmapSize);
indirectLightPassCS.SetInt("_IsmIndexOffset", 0);
indirectLightPassCS.SetFloat("_ShadowSoftness", shadowFactor.ShadowSoftness);
indirectLightPassCS.SetFloat("_BiasFade", shadowFactor.BiasFade);
//塞入最后返回的RenderTexture
indirectLightPassCS.SetTexture(mainKernel, "_LightMap", rt);
indirectLightPassCS.SetTexture(mainKernel, "_Ism", shadowmap);
// ComputeBuffer outputPosBuffer = new ComputeBuffer(100*1000, sizeof(float));
// IndirectLightPassCS.SetBuffer(mainKernel, "_OutputGBufferPos", outputPosBuffer);
indirectLightPassCS.Dispatch(mainKernel, lightmapSize / 32, lightmapSize / 32, 1);
//dispose
polygonLightBuffer.Dispose();
}