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<html>
<head>
<title>
BEZIER_SURFACE - Routines for Bezier Surface Information
</title>
</head>
<body bgcolor="#EEEEEE" link="#CC0000" alink="#FF3300" vlink="#000055">
<h1 align = "center">
BEZIER_SURFACE <br> Routines for Bezier Surface Information
</h1>
<hr>
<p>
<b>BEZIER_SURFACE</b>
is a MATLAB library which
reads, writes, prints, and
otherwise manipulates the data that defines a Bezier surface.
</p>
<h3 align = "center">
Licensing:
</h3>
<p>
The computer code and data files described and made available on this web page
are distributed under
<a href = "../../txt/gnu_lgpl.txt">the GNU LGPL license.</a>
</p>
<h3 align = "center">
Languages:
</h3>
<p>
<b>BEZIER_SURFACE</b> is available in
<a href = "../../f_src/bezier_surface/bezier_surface.html">a FORTRAN90 version</a> and
<a href = "../../m_src/bezier_surface/bezier_surface.html">a MATLAB version</a>.
</p>
<h3 align = "center">
Related Data and Programs:
</h3>
<p>
<a href = "../../data/bezier_surface/bezier_surface.html">
BEZIER_SURFACE</a>,
a directory which
contains a description and
examples of the Bezier Surface file format.
</p>
<p>
<a href = "../../m_src/bezier_surface_display/bezier_surface_display.html">
BEZIER_SURFACE_DISPLAY</a>,
a MATLAB program which
can read a pair of Bezier Surface data files and display the surface.
</p>
<p>
<a href = "../../data/table/table.html">
TABLE</a>,
a format which
is used for both the node and rectangle files.
</p>
<h3 align = "center">
Reference:
</h3>
<p>
<ol>
<li>
Edward Angel,<br>
Interactive Computer Graphics,
a Top-Down Approach with OpenGL,<br>
Addison-Wesley, 2000,<br>
ISBN: 0-201-38597-X,<br>
LC: T385.A514.
</li>
<li>
The Wikipedia article "Utah teapot" in
<a href = "http://en.wikipedia.org/wiki/Utah_teapot">
http://en.wikipedia.org/wiki/Utah_teapot</a>
</li>
</ol>
</p>
<h3 align = "center">
Source Code:
</h3>
<p>
<ul>
<li>
<a href = "bezier_patch_evaluate.m">bezier_patch_evaluate.m</a>
evaluates a Bezier patch.
</li>
<li>
<a href = "bezier_surface_neighbors.m">bezier_surface_neighbors.m</a>
determines Bezier rectangle neighbors.
</li>
<li>
<a href = "bezier_surface_node_print.m">bezier_surface_node_print.m</a>
prints nodes.
</li>
<li>
<a href = "bezier_surface_node_read.m">bezier_surface_node_read.m</a>
reads nodes from a node file.
</li>
<li>
<a href = "bezier_surface_node_size.m">bezier_surface_node_size.m</a>
counts nodes in a node file.
</li>
<li>
<a href = "bezier_surface_node_write.m">bezier_surface_node_write.m</a>
writes nodes to a node file.
</li>
<li>
<a href = "bezier_surface_rectangle_print.m">
bezier_surface_rectangle_print.m</a>
prints rectangles.
</li>
<li>
<a href = "bezier_surface_rectangle_read.m">
bezier_surface_rectangle_read.m</a>
reads rectangles from a rectangle file.
</li>
<li>
<a href = "bezier_surface_rectangle_size.m">
bezier_surface_rectangle_size.m</a>
counts rectangles in a rectangle file.
</li>
<li>
<a href = "bezier_surface_rectangle_write.m">
bezier_surface_rectangle_write.m</a>
writes rectangle to a rectangle file.
</li>
<li>
<a href = "ch_cap.m">ch_cap.m</a>
capitalizes a single character.
</li>
<li>
<a href = "ch_eqi.m">ch_eqi.m</a>
is a case insensitive comparison of two characters for equality.
</li>
<li>
<a href = "ch_to_digit.m">ch_to_digit.m</a>
returns the integer value of a base 10 digit.
</li>
<li>
<a href = "file_column_count.m">file_column_count.m</a>
counts the number of columns in the first line of a file.
</li>
<li>
<a href = "file_row_count.m">file_row_count.m</a>
counts the number of row records in a file.
</li>
<li>
<a href = "i4mat_data_read.m">i4mat_data_read.m</a>
reads data from an I4MAT file.
</li>
<li>
<a href = "i4mat_header_read.m">i4mat_header_read.m</a>
reads the header from an I4MAT file.
</li>
<li>
<a href = "i4mat_transpose_print.m">i4mat_transpose_print.m</a>
prints an I4MAT, transposed.
</li>
<li>
<a href = "i4mat_transpose_print_some.m">i4mat_transpose_print_some.m</a>
prints some of the transpose of an I4MAT.
</li>
<li>
<a href = "i4mat_write.m">i4mat_write.m</a>
writes an I4MAT file.
</li>
<li>
<a href = "i4row_compare.m">i4row_compare.m</a>
compares two rows of an I4ROW.
</li>
<li>
<a href = "i4row_sort_a.m">i4row_sort_a.m</a>
ascending sorts the rows of an I4ROW.
</li>
<li>
<a href = "i4row_swap.m">i4row_swap.m</a>
swaps two rows of an I4ROW.
</li>
<li>
<a href = "r8mat_data_read.m">r8mat_data_read.m</a>
reads data from an R8MAT file.
</li>
<li>
<a href = "r8mat_header_read.m">r8mat_header_read.m</a>
reads the header from an R8MAT file.
</li>
<li>
<a href = "r8mat_transpose_print.m">r8mat_transpose_print.m</a>
prints an R8MAT, transposed.
</li>
<li>
<a href = "r8mat_transpose_print_some.m">r8mat_transpose_print_some.m</a>
prints some of an R8MAT, transposed.
</li>
<li>
<a href = "r8mat_write.m">r8mat_write.m</a>
writes an R8MAT file.
</li>
<li>
<a href = "s_len_trim.m">s_len_trim.m</a>
returns the length of a string to the last nonblank.
</li>
<li>
<a href = "s_to_r8.m">s_to_r8.m</a>
reads a double precision number from a string.
</li>
<li>
<a href = "s_to_r8vec.m">s_to_r8vec.m</a>
reads a double precision vector from a string.
</li>
<li>
<a href = "s_word_count.m">s_word_count.m</a>
counts the number of "words" in a string.
</li>
<li>
<a href = "sort_heap_external.m">sort_heap_external.m</a>
externally sorts a list of items into
ascending order.
</li>
<li>
<a href = "timestamp.m">timestamp.m</a>
prints the current YMDHMS date as a time stamp.
</li>
</ul>
</p>
<h3 align = "center">
Examples and Tests:
</h3>
<p>
<ul>
<li>
<a href = "bezier_surface_test.m">bezier_surface_test.m</a>,
a sample calling program.
</li>
<li>
<a href = "bezier_surface_test01.m">bezier_surface_test01.m</a>,
tests routines to read a Bezier surface definition.
</li>
<li>
<a href = "bezier_surface_test02.m">bezier_surface_test02.m</a>,
tests BEZIER_SURFACE_NEIGHBORS.
</li>
<li>
<a href = "bezier_surface_test03.m">bezier_surface_test03.m</a>,
tests BEZIER_PATCH_EVALUATE.
</li>
<li>
<a href = "bezier_surface_test_output.txt">bezier_surface_test_output.txt</a>,
the output from the sample calling program.
</li>
<li>
<a href = "../../data/bezier_surface/teapot_nodes.txt">
../../data/bezier_surface/teapot_nodes.txt</a>
the node file for the teapot example.
</li>
<li>
<a href = "../../data/bezier_surface/teapot_rectangles.txt">
../../data/bezier_surface/teapot_rectangles.txt</a>
the rectangle file for the teapot example.
</li>
</ul>
</p>
<p>
You can go up one level to <a href = "../m_src.html">
the MATLAB source codes</a>.
</p>
<hr>
<i>
Last revised 23 September 2008.
</i>
<!-- John Burkardt -->
</body>
<!-- Initial HTML skeleton created by HTMLINDEX. -->
</html>