CmdRotateA
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Latest revision as of 23:11, 15 June 2015
Contents |
Action
Apply a rotation in degrees to the current matrix
Syntax
CmdRotateA angle
Remarks
|
angle |
Clockwise rotation angle, in degrees (0-360) |
See Also
Example
' Pseudocode
' To rotate the bitmap clockwise by 10 degrees with respect to the top left of the bitmap
Begin_G BITMAPS
CmdLoadIdentity
CmdRotate 10
CmdSetMatrix
Vertex2II 68, 28, 0, 0
' To rotate the bitmap counter clockwise by 33 degrees top left of the bitmap
Begin_G BITMAPS
CmdLoadIdentity
CmdRotate -33
CmdSetMatrix
Vertex2II 68, 28, 0, 0
' Rotating a 64 x 64 bitmap around its center
Begin_G BITMAPS
CmdLoadIdentity
CmdTranslate 65536 * 32, 65536 * 32
CmdRotate 90
CmdTranslate 65536 * -32, 65536 * -32
CmdSetMatrix
Vertex2II 68, 28, 0, 0
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