VEX —— Functions|Volume

目录

volume

volumecubicsample

volumecubicsamplev

volumegradient

volumeindex

volumeindexactive

volumeindexorigin

volumeindextopos

volumeindexv

volumepostoindex

volumeres

volumesample

volumesamplev

volumesmoothsample

volumesmoothsamplev

volumevoxeldiameter

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volume

float volume(vector pos, ...)

volumecubicsample

float volumecubicsample(geometry, int primnum, vector pos)
float volumecubicsample(geometry, string volumename, vector pos)
float volumecubicsample(geometry, int primnum, vector pos, vector &grad)
float volumecubicsample(geometry, string volumename, vector pos, vector &grad)
float volumecubicsample(geometry, int primnum, vector pos, vector &grad, matrix3 &hess)
float volumecubicsample(geometry, string volumename, vector pos, vector &grad, matrix3 &hess)

volumecubicsamplev

vector volumecubicsamplev(geometry, int primnum, vector pos)
vector volumecubicsamplev(geometry, string volumename, vector pos)
vector volumecubicsamplev(geometry, int primnum, vector pos, matrix3 &grad)
vector volumecubicsamplev(geometry, string volumename, vector pos, matrix3 &grad)
vector volumecubicsamplev(geometry, int primnum, vector pos, matrix3 &grad, matrix3 &hessX, matrix3 &hessY, matrix3 &hessZ)
vector volumecubicsamplev(geometry, string volumename, vector pos, matrix3 &grad, matrix3 &hessX, matrix3 &hessY, matrix3 &hessZ)

volumegradient

vector volumegradient(geometry, int primnum, vector pos)
vector volumegradient(geometry, string volumename, vector pos)

volumeindex

float volumeindex(geometry, int primnum, vector voxel)
float volumeindex(geometry, string volumename, vector voxel)

volumeindexactive

int volumeindexactive(geometry, int primnum, vector voxel)
int volumeindexactive(geometry, string volumename, vector voxel)

volumeindexorigin

vector volumeindexorigin(geometry, int primnum)
vector volumeindexorigin(geometry, string volumename)

volumeindextopos

vector volumeindextopos(geometry, int primnum, vector voxel)
vector volumeindextopos(geometry, string volumename, vector voxel)

//每体素位置
vector res = volumeres(1,0);
for(int ix=0; ix
    for(int iy=0; iy
        for(int iz=0; iz
            vector pos = volumeindextopos(1, 0, set(ix, iy, iz));
            addpoint(0, pos);
        }
    }
}

//类似上一示例
@density; //不可省略
int pt = addpoint(0, @P);
setpointattrib(0, 'density', pt, @density);

volumeindexv

vector volumeindexv(geometry, int primnum, vector voxel)
vector volumeindexv(geometry, string volumename, vector voxel)

volumepostoindex

vector volumepostoindex(geometry, int primnum, vector position)
vector volumepostoindex(geometry, string volumename, vector position)

volumeres

vector volumeres(geometry, int primnum)
vector volumeres(geometry, string volumename)

volumesample

float volumesample(geometry, int primnum, vector pos)
float volumesample(geometry, string volumename, vector pos)

volumesamplev

vector volumesamplev(geometry, int primnum, vector pos)
vector volumesamplev(geometry, string volumename, vector pos)

volumesmoothsample

float volumesmoothsample(geometry, int primnum, vector pos)
float volumesmoothsample(geometry, string volumename, vector pos)
float volumesmoothsample(geometry, int primnum, vector pos, vector &grad)
float volumesmoothsample(geometry, string volumename, vector pos, vector &grad)
float volumesmoothsample(geometry, int primnum, vector pos, vector &grad, matrix3 &hess)
float volumesmoothsample(geometry, string volumename, vector pos, vector &grad, matrix3 &hess)

volumesmoothsamplev

vector volumesmoothsamplev(geometry, int primnum, vector pos)
vector volumesmoothsamplev(geometry, string volumename, vector pos)
vector volumesmoothsamplev(geometry, int primnum, vector pos, matrix3 &grad)
vector volumesmoothsamplev(geometry, string volumename, vector pos, matrix3 &grad)
vector volumesmoothsamplev(geometry, int primnum, vector pos, matrix3 &grad, matrix3 &hessX, matrix3 &hessY, matrix3 &hessZ)
vector volumesmoothsamplev(geometry, string volumename, vector pos, matrix3 &grad, matrix3 &hessX, matrix3 &hessY, matrix3 &hessZ)

volumevoxeldiameter

float volumevoxeldiameter(geometry, int primnum)
float volumevoxeldiameter(geometry, string primname)