public static Vector2 RayConeDistance(GHeightCone _cone, GRay _ray)
{
Vector2 distances = RayConeCalculate(_cone, _ray);
GPlane bottomPlane = new GPlane(_cone.normal, _cone.origin + _cone.normal * _cone.height);
float rayPlaneDistance = RayPlaneDistance(bottomPlane, _ray);
float sqrRadius = _cone.Radius;
sqrRadius *= sqrRadius;
if ((_cone.Bottom - _ray.GetPoint(rayPlaneDistance)).sqrMagnitude > sqrRadius)
{
rayPlaneDistance = -1;
}
float surfaceDst = Vector3.Dot(_cone.normal, _ray.GetPoint(distances.x) - _cone.origin);
if (surfaceDst < 0 || surfaceDst > _cone.height)
{
distances.x = rayPlaneDistance;
}
surfaceDst = Vector3.Dot(_cone.normal, _ray.GetPoint(distances.y) - _cone.origin);
if (surfaceDst < 0 || surfaceDst > _cone.height)
{
distances.y = rayPlaneDistance;
}
return(distances);
}
public static float RayPlaneDistance(GPlane _plane, Ray _ray)
{
float nrO = Vector3.Dot(_plane.normal, _ray.origin);
float nrD = Vector3.Dot(_plane.normal, _ray.direction);
return((_plane.distance - nrO) / nrD);
}
public virtual ScriptableRenderPass Setup(int _index, GPlane _planeData, IEnumerable <SRC_ReflectionPlane> _planes, ScriptableRenderer _renderer)
{
m_Renderer = _renderer;
m_Planes = _planes;
m_PlaneData = _planeData;
m_ReflectionTexture = Shader.PropertyToID(C_ReflectionTex + _index);
m_ReflectionTextureID = new RenderTargetIdentifier(m_ReflectionTexture);
m_ReflectionBlurTexture = Shader.PropertyToID(C_ReflectionTempTexture + _index);
m_ReflectionBlurTextureID = new RenderTargetIdentifier(m_ReflectionBlurTexture);
return(this);
}
public static Matrix4x4 GetMirrorMatrix(this GPlane _plane)
{
Matrix4x4 mirrorMatrix = Matrix4x4.identity;
mirrorMatrix.m00 = 1 - 2 * _plane.normal.x * _plane.normal.x;
mirrorMatrix.m01 = -2 * _plane.normal.x * _plane.normal.y;
mirrorMatrix.m02 = -2 * _plane.normal.x * _plane.normal.z;
mirrorMatrix.m03 = 2 * _plane.normal.x * _plane.distance;
mirrorMatrix.m10 = -2 * _plane.normal.x * _plane.normal.y;
mirrorMatrix.m11 = 1 - 2 * _plane.normal.y * _plane.normal.y;
mirrorMatrix.m12 = -2 * _plane.normal.y * _plane.normal.z;
mirrorMatrix.m13 = 2 * _plane.normal.y * _plane.distance;
mirrorMatrix.m20 = -2 * _plane.normal.x * _plane.normal.z;
mirrorMatrix.m21 = -2 * _plane.normal.y * _plane.normal.z;
mirrorMatrix.m22 = 1 - 2 * _plane.normal.z * _plane.normal.z;
mirrorMatrix.m23 = 2 * _plane.normal.z * _plane.distance;
mirrorMatrix.m30 = 0;
mirrorMatrix.m31 = 0;
mirrorMatrix.m32 = 0;
mirrorMatrix.m33 = 1;
return(mirrorMatrix);
}
protected override void GenerateTarget(ScriptableRenderContext context, ref RenderingData renderingData, CommandBuffer cmd,
RenderTextureDescriptor _descriptor, RenderTargetIdentifier _target, SRD_PlanarReflectionData _data, ref GPlane _plane)
{
ref CameraData cameraData = ref renderingData.cameraData;
public override ScriptableRenderPass Setup(int _index, GPlane _planeData, IEnumerable <SRC_ReflectionPlane> _planes, ScriptableRenderer _renderer)
{
m_ReflectionDepth = Shader.PropertyToID(C_ReflectionDepth + _index);
m_ReflectionDepthID = new RenderTargetIdentifier(m_ReflectionDepth);
return(base.Setup(_index, _planeData, _planes, _renderer));
}
protected override void GenerateTarget(ScriptableRenderContext context, ref RenderingData renderingData, CommandBuffer cmd,
RenderTextureDescriptor _descriptor, RenderTargetIdentifier _target, SRD_PlanarReflectionData _data, ref GPlane _plane)
{
cmd.SetComputeIntParam(m_ReflectionComputeShader, ID_SampleCount, _data.m_Sample);
cmd.SetComputeVectorParam(m_ReflectionComputeShader, ID_PlaneNormal, _plane.normal.normalized);
cmd.SetComputeVectorParam(m_ReflectionComputeShader, ID_PlanePosition, _plane.distance * _plane.normal);
cmd.SetComputeVectorParam(m_ReflectionComputeShader, ID_Result_TexelSize, _descriptor.GetTexelSize());
cmd.SetComputeTextureParam(m_ReflectionComputeShader, m_Kernels, ID_Input, m_Renderer.cameraColorTarget);
cmd.SetComputeTextureParam(m_ReflectionComputeShader, m_Kernels, ID_Result, _target);
cmd.DispatchCompute(m_ReflectionComputeShader, m_Kernels, m_ThreadGroups.m_X, m_ThreadGroups.m_Y, 1);
}
protected abstract void GenerateTarget(ScriptableRenderContext context, ref RenderingData renderingData, CommandBuffer cmd,
RenderTextureDescriptor _descriptor, RenderTargetIdentifier _target, SRD_PlanarReflectionData _data, ref GPlane _plane);
public static float PointPlaneDistance(Vector3 _point, GPlane _plane)
{
float nr = _point.x * _plane.normal.x + _point.y * _plane.normal.y + _point.z * _plane.normal.z + _plane.distance;
return(nr / _plane.normal.magnitude);
}
