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swf_pushmatrix
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swf_pushmatrix

Name

swf_pushmatrix — Push current transformation onto the animation stack.

Synopsis

void swf_pushmatrix(void)

Returns

Void

Description

Places the current animation onto the stack. When working on objects in a loop, using swf_pushmatrix() and swf_popmatrix() , a series of frames can be built up.

In the example below, compare the output if the functions swf_pushmatrix() and swf_popmatrix() are commented out.

Version

Existing since version 4.0

Example

Example 1276. Draw a series of lines

swf_openfile ("test.swf", 100, 100, 30, 0.8, 0.8, 0.8);
swf_ortho2(-100,100,-100,100);

swf_defineline(1, -50, 0, 50, 0, 0.5);
swf_addcolor(0, 0, 0, 0);

for ($i = 0; $i < 30; $i++) {
    swf_pushmatrix();
    swf_rotate(12*$i,  'z');
    swf_placeobject(1, 1);
    swf_popmatrix();
    swf_showframe();
}

swf_closefile();

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PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.