public override void Voxelize(World world)
{
// HERE: Fill the world with your data
// Use world.SetBlock(), etc.
// Beaware of the Bounds of the root node, which can be set in the NodeGraph Editor.
// NO modifications outside the bound.
int index;
for (index = 0; index < (spline.Count - 1); index++)
{
TestTree.FillCyclinder(
world,
block,
spline[index].position,
spline[index + 1].position,
spline[index].radius,
spline[index + 1].radius,
spline[index].rotation * Vector3.up,
spline[index + 1].rotation * Vector3.up
);
//break;
}
}
public override void Express(
World world,
ref FractalRenderState state
)
{
/////////////////////
//树叶的情况
/////////////////////
float leaveRadius = 4.0f * startGrowRate / 24.0f;
uint blk = branchBlock;
if (branchType == BranchType.Leaves)
{
TestTree.FillLeaf(world, leafRenderingSetup, state.position + state.scale * centerPos, state.scale * Mathf.Min(growRate * 0.31f, 3.0f) * MathCore.RandomRange(random, 3.0f, 5.0f));
//Debug.Log(growRate);
//Debug.Log("Using green branch as leaves");
}
else
{
/////////////////////
//树枝的情况
/////////////////////
/*
* 按圆柱表面坐标系上点的坐标给点标号。圆为横轴，高为纵轴。
* 顶点（x,y）坐标：
* rad = x * (2f * Mathf.PI / circleFragments);
* Vertex = (cos(rad) * radius, y * heightStep, sin(rad) * radius);
* 顶点（x,y）法线：
* rad = x * (2f * Mathf.PI / circleFragments);
* Normal = (cos(rad), 0, sin(rad))
* 构成整个子结构的面：
* for(x = 0; x < circleFragments - 1; x++)
* for(y = 0; y < heightFragments - 1; y++)
* Indices = ( x, y ) ( x + 1, y + 1 ) ( x + 1, y ); ( x, y ) ( x , y + 1 ) ( x + 1, y + 1 )
*
* 不封口。反正也看不见（
*/
//绘制
int vert = 0, x, index;
float rad, radiusReal;
for (index = 0; index < (spline.Count - 1); index++)
{
TestTree.FillCyclinder(
world,
blk,
(state.rotation * (state.scale * spline[index].position)) + state.position,
(state.rotation * (state.scale * spline[index + 1].position)) + state.position,
state.scale * spline[index].radius,
state.scale * spline[index + 1].radius,
state.rotation * (spline[index].rotationGlobal * Vector3.up),
state.rotation * (spline[index + 1].rotationGlobal * Vector3.up)
);
//break;
}
}
//state.centerPos = Vector3.zero;
//state.rotation = Quaternion.identity;
}