ForestGeneratorClusters.c

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[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class ForestGeneratorCluster
{
    [Attribute(defvalue: "", uiwidget: UIWidgets.Object, desc: "Define which tree groups should spawn in this cluster.")]
    ref array<ref SmallForestGeneratorClusterObject> m_aObjects;
 
    [Attribute(defvalue: "1", uiwidget: UIWidgets.SpinBox, desc: "The minimum density of the filling in number of clusters for hectare.")]
    float m_fMinCDENSHA;
 
    [Attribute(defvalue: "1", uiwidget: UIWidgets.SpinBox, desc: "The maximum density of the filling in number of clusters for hectare.")]
    float m_fMaxCDENSHA;
 
    [Attribute(defvalue: "1", uiwidget: UIWidgets.CheckBox, desc: "Generate this cluster?")]
    bool m_bGenerate;
 
    SCR_EForestGeneratorClusterType m_Type;
    float m_fRadius;
 
    //------------------------------------------------------------------------------------------------
    // constructor
    void ForestGeneratorCluster()
    {
        if (!m_aObjects)
            return;
 
        foreach (SmallForestGeneratorClusterObject object : m_aObjects)
        {
            if (object.m_fMaxRadius > m_fRadius)
                m_fRadius = object.m_fMaxRadius;
 
            if (object.m_fMinRadius > m_fRadius)
                m_fRadius = object.m_fMinRadius;
        }
    }
}
 
[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class ForestGeneratorCircleCluster : ForestGeneratorCluster
{
    //------------------------------------------------------------------------------------------------
    void ForestGeneratorCircleCluster()
    {
        m_Type = SCR_EForestGeneratorClusterType.CIRCLE;
    }
}
 
[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class ForestGeneratorStripCluster : ForestGeneratorCluster
{
    [Attribute(defvalue: "10", uiwidget: UIWidgets.SpinBox, desc: "Offset that is applied to generated objects to avoid seeing the exact shape of the curve. [m]")]
    float m_fMaxXOffset;
 
    [Attribute(defvalue: "10", uiwidget: UIWidgets.SpinBox, desc: "Offset that is applied to generated objects to avoid seeing the exact shape of the curve. [m]")]
    float m_fMaxYOffset;
 
    [Attribute(defvalue: "1", uiwidget: UIWidgets.SpinBox, desc: "Defines how many times should the curve repeat for this strip.")]
    float m_fFrequency;
 
    [Attribute(defvalue: "10", uiwidget: UIWidgets.SpinBox, desc: "Defines the maximum extent of the curve. [m]")]
    float m_fAmplitude;
 
    //------------------------------------------------------------------------------------------------
    void ForestGeneratorStripCluster()
    {
        m_Type = SCR_EForestGeneratorClusterType.STRIP;
    }
}
 
[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class WideForestGeneratorClusterObject : SmallForestGeneratorClusterObject
{
    [Attribute(desc: "Capsule start, defines offset from the pivot of the object, serves for collision detection")]
    vector m_CapsuleStartInEditor;
 
    [ForestGeneratorCapsuleStartAttribute()]
    vector m_CapsuleStart;
 
    [Attribute(desc: "Capsule end, defines offset from the pivot of the object, serves for collision detection")]
    vector m_CapsuleEndInEditor;
 
    [ForestGeneratorCapsuleEndAttribute()]
    vector m_CapsuleEnd;
 
    [Attribute(defvalue: "1", desc: "This overrides the setting from template library!")]
    bool m_bAlignToNormal;
 
    float m_fYaw;
    protected float m_fMinDistanceFromLine = -1;
 
    //------------------------------------------------------------------------------------------------
    void Rotate()
    {
        m_CapsuleStart = Rotate2D(m_CapsuleStartInEditor * m_fScale, Math.DEG2RAD * m_fYaw);
        m_CapsuleEnd = Rotate2D(m_CapsuleEndInEditor * m_fScale, Math.DEG2RAD * m_fYaw);
    }
 
    //------------------------------------------------------------------------------------------------
    vector Rotate2D(vector vec, float rads)
    {
        float sin = Math.Sin(rads);
        float cos = Math.Cos(rads);
 
        return Vector(
            vec[0] * cos - vec[2] * sin,
            0,
            vec[0] * sin + vec[2] * cos);
    }
 
    //------------------------------------------------------------------------------------------------
    float GetMinDistanceFromLine()
    {
        if (m_fMinDistanceFromLine != -1)
            return m_fMinDistanceFromLine;
 
        float distance = m_CapsuleStart.Length();
        if (distance > m_fMinDistanceFromLine)
            m_fMinDistanceFromLine = distance;
 
        distance = m_CapsuleEnd.Length();
        if (distance > m_fMinDistanceFromLine)
            m_fMinDistanceFromLine = distance;
 
        return m_fMinDistanceFromLine;
    }
}
 
[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class SmallForestGeneratorClusterObject : SCR_ForestGeneratorTreeBase
{
    [Attribute(defvalue: "1", uiwidget: UIWidgets.SpinBox, desc: "Minimum count of this object to spawn")];
    int m_iMinCount;
 
    [Attribute(defvalue: "2", uiwidget: UIWidgets.SpinBox, desc: "Maximum count of this object to spawn")];
    int m_iMaxCount;
 
    [Attribute(defvalue: "1", uiwidget: UIWidgets.SpinBox, desc: "Minimum distance of this object from the center of this cluster")]
    float m_fMinRadius;
 
    [Attribute(defvalue: "2", uiwidget: UIWidgets.SpinBox, desc: "Maximum distance of this object from the center of this cluster")]
    float m_fMaxRadius;
 
    //------------------------------------------------------------------------------------------------
    override void AdjustScale()
    {
        m_fBotDistance *= m_fScale;
    }
}
 
[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class MiddleForestGeneratorClusterObject : SmallForestGeneratorClusterObject
{
    [Attribute(defvalue: "5", uiwidget: UIWidgets.SpinBox, "Minimum required radius in the middle layer for this object to spawn"), ForestGeneratorDistaceAttribute(DistanceType.MID)]
    float m_fMidDistance;
 
    //------------------------------------------------------------------------------------------------
    override void AdjustScale()
    {
        m_fBotDistance *= m_fScale;
        m_fMidDistance *= m_fScale;
    }
}
 
[BaseContainerProps(namingConvention: NamingConvention.NC_MUST_HAVE_NAME)]
class BigForestGeneratorClusterObject : MiddleForestGeneratorClusterObject
{
    [Attribute(defvalue: "10", uiwidget: UIWidgets.SpinBox, "Minimum required radius in the top layer for this object to spawn"), ForestGeneratorDistaceAttribute(DistanceType.TOP)]
    float m_fTopDistance;
 
    //------------------------------------------------------------------------------------------------
    override void AdjustScale()
    {
        m_fBotDistance *= m_fScale;
        m_fMidDistance *= m_fScale;
        m_fTopDistance *= m_fScale;
    }
}
 
enum SCR_EForestGeneratorClusterType
{
    CIRCLE,
    STRIP,
}