java.lang.Object | |
↳ | android.renderscript.Matrix2f |
Class for exposing the native RenderScript rs_matrix2x2 type back to the Android system.
Public Constructors | |||||||||||
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Creates a new identity 2x2 matrix
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Creates a new matrix and sets its values from the given
parameter
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Public Methods | |||||||||||
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Returns the value for a given row and column
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Return a reference to the internal array representing matrix
values.
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Sets the values of the matrix to those of the parameter
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Sets the matrix values to identity
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Sets current values to be the result of multiplying two given
matrices
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Sets current values to be a rotation matrix of given angle
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Sets current values to be a scale matrix of given dimensions
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Post-multiplies the current matrix by a given parameter
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Modifies the current matrix by post-multiplying it with a
rotation matrix of given angle
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Modifies the current matrix by post-multiplying it with a
scale matrix of given dimensions
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Sets the value for a given row and column
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Sets the current matrix to its transpose
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[Expand]
Inherited Methods | |||||||||||
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From class
java.lang.Object
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Creates a new matrix and sets its values from the given parameter
dataArray | values to set the matrix to, must be 4 floats long |
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Returns the value for a given row and column
x | column of the value to return |
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y | row of the value to return |
Return a reference to the internal array representing matrix values. Modifying this array will also change the matrix
Sets the values of the matrix to those of the parameter
src | matrix to load the values from |
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Sets current values to be the result of multiplying two given matrices
lhs | left hand side matrix |
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rhs | right hand side matrix |
Sets current values to be a rotation matrix of given angle
rot | rotation angle |
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Sets current values to be a scale matrix of given dimensions
x | scale component x |
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y | scale component y |
Post-multiplies the current matrix by a given parameter
rhs | right hand side to multiply by |
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Modifies the current matrix by post-multiplying it with a rotation matrix of given angle
rot | angle of rotation |
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Modifies the current matrix by post-multiplying it with a scale matrix of given dimensions
x | scale component x |
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y | scale component y |
Sets the value for a given row and column
x | column of the value to set |
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y | row of the value to set |