public void Start()
{
var meshGenerator = new GrassMeshGenerator();
var mesh = meshGenerator.GetGrassBillboardMesh(0, 1);
var normal = new Vector3(0.5f, 0.5f, 0).normalized;
var rotationA = Quaternion.LookRotation(normal);
var transf = new MyTransformTriplet(
new Vector3(0, 0, 0),
rotationA.eulerAngles * Mathf.Deg2Rad,
new Vector3(1, 1, 1));
var matrix = transf.ToLocalToWorldMatrix();
for (int i = 0; i < 360; i += 30)
{
CreateObjectDebug(mesh, matrix, i);
}
//var transf2 = new MyTransformTriplet(new Vector3(0,0,0), new Vector3(0, 60*Mathf.Deg2Rad, 0), new Vector3(1,1,1) );
//var matrix2 = transf2.ToLocalToWorldMatrix();
//var finalMatrix = matrix * matrix2;
//go.transform.localPosition = finalMatrix.ExtractPosition();
//go.transform.rotation = finalMatrix.ExtractRotation();
//go.transform.localScale = finalMatrix.ExtractScale();
}
private List <Grass2PositionedEntity> PositionEntitiesFromAspect(Grass2Aspect aspect, DesignBodySpotModification modification)
{
var flatPos = aspect.FlatPos;
//var rotation = Quaternion.LookRotation(modification.Normal.normalized).eulerAngles * Mathf.Deg2Rad; //TODO recreate
if (!WarningWasSaid)
{
Debug.Log("W4 WARNING. GRASS ROTATION IS NOT SET. DO STH!!!");
WarningWasSaid = true;
}
var centerTriplet = new MyTransformTriplet(
new Vector3(flatPos.x, 0, flatPos.y),
Vector3.zero, //rotation,
Vector3.one
);
if (modification.SpotData != null)
{
centerTriplet.Position = new Vector3(centerTriplet.Position.x, modification.SpotData.Height, centerTriplet.Position.z);
}
var centerMatrix = centerTriplet.ToLocalToWorldMatrix();
var additionalUniforms = new UniformsPack();
if (modification.Uniforms != null)
{
additionalUniforms = modification.Uniforms;
}
return(aspect.Entities.Select(c => new Grass2PositionedEntity()
{
LocalToWorldMatrix = centerMatrix * c.DeltaTransformTriplet.ToLocalToWorldMatrix(),
Uniforms = UniformsPack.MergeTwo(c.Uniforms, additionalUniforms)
}).ToList());
}
private void CreateObjectDebug(Mesh mesh, Matrix4x4 baseMatrix, float rotation)
{
var transf2 = new MyTransformTriplet(new Vector3(0, 0, 0), new Vector3(0, rotation * Mathf.Deg2Rad, 0),
new Vector3(1, 1, 1));
var matrix2 = transf2.ToLocalToWorldMatrix();
var finalMatrix = baseMatrix * matrix2;
var go = GameObject.CreatePrimitive(PrimitiveType.Capsule);
go.transform.localPosition = new Vector3(0, 0, 0);
go.GetComponent <MeshFilter>().mesh = mesh;
go.name = rotation.ToString();
go.transform.localPosition = finalMatrix.ExtractPosition();
go.transform.rotation = finalMatrix.ExtractRotation();
go.transform.localScale = finalMatrix.ExtractScale();
}
public void Start4()
{
var normal = new Vector3(0.5f, 0.5f, 0).normalized;
var rotationA = Quaternion.LookRotation(normal);
var a1 = rotationA.eulerAngles;
var tt1 = new MyTransformTriplet(Vector3.zero, rotationA.eulerAngles * Mathf.Deg2Rad,
new Vector3(1, 14, 7));
var go = GameObject.CreatePrimitive(PrimitiveType.Capsule);
var finalMatrix = tt1.ToLocalToWorldMatrix();
go.transform.localPosition = finalMatrix.ExtractPosition();
go.transform.rotation = finalMatrix.ExtractRotation();
go.transform.localScale = finalMatrix.ExtractScale();
var go2 = GameObject.CreatePrimitive(PrimitiveType.Capsule);
go2.transform.rotation = rotationA;
go2.transform.localScale = new Vector3(1, 14, 7);
Debug.Log("Rot1: " + a1);
}
public void Start()
{
var meshGenerator = new GrassMeshGenerator();
var mesh = meshGenerator.GetGrassBladeMesh(1);
var material = new Material(Shader.Find("Custom/Vegetation/Grass"));
material.SetFloat("_BendingStrength", 0.2f);
material.SetFloat("_InitialBendingValue", 0.4f);
material.SetFloat("_PlantBendingStiffness", 0.3f);
material.SetVector("_WindDirection", Vector4.one);
material.SetVector("_PlantDirection", Vector4.one);
material.SetColor("_Color", Color.green);
material.SetFloat("_RandSeed", 44.4f);
var go = GameObject.CreatePrimitive(PrimitiveType.Capsule);
go.GetComponent <MeshFilter>().mesh = mesh;
go.GetComponent <MeshRenderer>().material = material;
var instancingMaterial = new Material(Shader.Find("Custom/Vegetation/Grass.Instanced"));
instancingMaterial.enableInstancing = true;
_globalGpuInstancingContainer = new GlobalGpuInstancingContainer();
var commonUniforms = new UniformsPack();
commonUniforms.SetUniform("_BendingStrength", 0.8f);
commonUniforms.SetUniform("_WindDirection", Vector4.one);
var instancingContainer = new GpuInstancingVegetationSubjectContainer(
new GpuInstancerCommonData(mesh, instancingMaterial, commonUniforms),
new GpuInstancingUniformsArrayTemplate(new List <GpuInstancingUniformTemplate>()
{
new GpuInstancingUniformTemplate("_Color", GpuInstancingUniformType.Vector4),
new GpuInstancingUniformTemplate("_InitialBendingValue", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_PlantBendingStiffness", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_PlantDirection", GpuInstancingUniformType.Vector4),
new GpuInstancingUniformTemplate("_RandSeed", GpuInstancingUniformType.Float),
})
);
var bucketId = _globalGpuInstancingContainer.CreateBucket(instancingContainer);
var uniforms = new UniformsPack();
uniforms.SetUniform("_InitialBendingValue", 0.4f);
uniforms.SetUniform("_PlantBendingStiffness", 0.3f);
uniforms.SetUniform("_PlantDirection", Vector4.one);
uniforms.SetUniform("_Color", Color.green);
uniforms.SetUniform("_RandSeed", 44.4f);
var msw = new MyStopWatch();
msw.StartSegment("AddingClassic");
for (int x = 0; x < 300; x++)
{
for (int y = 0; y < 300; y++)
{
var myTriplet = new MyTransformTriplet(new Vector3(x, 0, y), Vector3.zero, Vector3.one);
_globalGpuInstancingContainer.AddInstance(bucketId, myTriplet.ToLocalToWorldMatrix(), uniforms);
}
}
_globalGpuInstancingContainer.StartThread();
_globalGpuInstancingContainer.FinishUpdateBatch();
Debug.Log("It took: " + msw.CollectResults());
}