TEXTURE8		THE BOX'S MAIN HELP: This function returns the color derived from the area in the texture map file MAP defined by the corners (S1,T1), (S2,T2), (S3,T3) and (S4,T4). WS and WT may be used to enhance the filtering. refer to pages 320-321 in the RenderMan Companion. MAP (input): This must be a string. The default is empty. The name of the texture map file to be used. refer to pages 320-321 in the RenderMan Companion. S1 (input): This must be a float. The default is s. This is the first coordinate of the lower left corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. T1 (input): This must be a float. The default is t. This is the second coordinate of the lower left corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. S2 (input): This must be a float. The default is s+abs(Du(s)du)+abs(Dv(s)dv). This is the first coordinate of the lower right corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. T2 (input): This must be a float. The default is t. This is the second coordinate of the lower right corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. S3 (input): This must be a float. The default is s+abs(Du(s)du)+abs(Dv(s)dv). This is the first coordinate of the upper right corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. T3 (input): This must be a float. The default is t+abs(Dv(t)dv)+abs(Du(t)du). This is the second coordinate of the upper right corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. S4 (input): This must be a float. The default is s. This is the first coordinate of the upper left corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. T4 (input): This must be a float. The default is t+abs(Dv(t)dv)+abs(Du(t)du). This is the second coordinate of the upper left corner of the filter area in the texture map file MAP. refer to pages 320-321 in the RenderMan Companion. TEX (output): This function returns the color derived from the area in the texture map file MAP defined by the corners (S1,T1), (S2,T2), (S3,T3) and (S4,T4). WS and WT may be used to enhance the filtering. refer to pages 320-321 in the RenderMan Companion.

TEXTURE8

THE BOX'S MAIN HELP:

This function returns the color derived from
the area in the texture map file MAP defined by
the corners (S1,T1), (S2,T2), (S3,T3) and (S4,T4).
WS and WT may be used to enhance the filtering.
refer to pages 320-321 in the RenderMan Companion.

MAP (input):

This must be a string. The default is empty.
The name of the texture map file to be used.
refer to pages 320-321 in the RenderMan Companion.

S1 (input):

This must be a float.  The default is s.
This is the first coordinate of the lower left corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

T1 (input):

This must be a float.  The default is t.
This is the second coordinate of the lower left corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

S2 (input):

This must be a float.  The default is s+abs(Du(s)*du)+abs(Dv(s)*dv).
This is the first coordinate of the lower right corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

T2 (input):

This must be a float.  The default is t.
This is the second coordinate of the lower right corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

S3 (input):

This must be a float.  The default is s+abs(Du(s)*du)+abs(Dv(s)*dv).
This is the first coordinate of the upper right corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

T3 (input):

This must be a float.  The default is t+abs(Dv(t)*dv)+abs(Du(t)*du).
This is the second coordinate of the upper right corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

S4 (input):

This must be a float.  The default is s.
This is the first coordinate of the upper left corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

T4 (input):

This must be a float.  The default is t+abs(Dv(t)*dv)+abs(Du(t)*du).
This is the second coordinate of the upper left corner
of the filter area in the texture map file MAP.
refer to pages 320-321 in the RenderMan Companion.

TEX (output):

This function returns the color derived from
the area in the texture map file MAP defined by
the corners (S1,T1), (S2,T2), (S3,T3) and (S4,T4).
WS and WT may be used to enhance the filtering.
refer to pages 320-321 in the RenderMan Companion.

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