151 lines
3.6 KiB
ReStructuredText
151 lines
3.6 KiB
ReStructuredText
Matrix
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======
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.. code:: cpp
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#include <graphics/matrix4.h>
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.. type:: struct matrix4
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Matrix structure
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.. member:: struct vec4 matrix4.x
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X component vector
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.. member:: struct vec4 matrix4.y
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Y component vector
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.. member:: struct vec4 matrix4.z
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Z component vector
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.. member:: struct vec4 matrix4.w
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W component vector
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---------------------
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.. function:: void matrix4_copy(struct matrix4 *dst, const struct matrix4 *m)
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Copies a matrix
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:param dst: Destination matrix
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:param m: Matrix to copy
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---------------------
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.. function:: void matrix4_identity(struct matrix4 *dst)
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Sets an identity matrix
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:param dst: Destination matrix
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---------------------
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.. function:: void matrix4_from_quat(struct matrix4 *dst, const struct quat *q)
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Converts a quaternion to a matrix
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:param dst: Destination matrix
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:param q: Quaternion to convert
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---------------------
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.. function:: void matrix4_from_axisang(struct matrix4 *dst, const struct axisang *aa)
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Converts an axis angle to a matrix
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:param dst: Destination matrix
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:param aa: Axis angle to convert
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---------------------
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.. function:: void matrix4_mul(struct matrix4 *dst, const struct matrix4 *m1, const struct matrix4 *m2)
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Multiples two matrices
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:param dst: Destination matrix
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:param m1: Matrix 1
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:param m2: Matrix 2
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---------------------
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.. function:: float matrix4_determinant(const struct matrix4 *m)
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Gets the determinant value of a matrix
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:param m: Matrix
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:return: Determinant
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---------------------
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.. function:: void matrix4_translate3v(struct matrix4 *dst, const struct matrix4 *m, const struct vec3 *v)
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void matrix4_translate3f(struct matrix4 *dst, const struct matrix4 *m, float x, float y, float z)
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Translates the matrix by a 3-component vector
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:param dst: Destination matrix
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:param m: Matrix to translate
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:param v: Translation vector
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---------------------
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.. function:: void matrix4_translate4v(struct matrix4 *dst, const struct matrix4 *m, const struct vec4 *v)
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Translates the matrix by a 4-component vector
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:param dst: Destination matrix
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:param m: Matrix to translate
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:param v: Translation vector
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---------------------
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.. function:: void matrix4_rotate(struct matrix4 *dst, const struct matrix4 *m, const struct quat *q)
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Rotates a matrix by a quaternion
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:param dst: Destination matrix
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:param m: Matrix to rotate
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:param q: Rotation quaternion
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---------------------
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.. function:: void matrix4_rotate_aa(struct matrix4 *dst, const struct matrix4 *m, const struct axisang *aa)
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void matrix4_rotate_aa4f(struct matrix4 *dst, const struct matrix4 *m, float x, float y, float z, float rot)
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Rotates a matrix by an axis angle
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:param dst: Destination matrix
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:param m: Matrix to rotate
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:param aa: Rotation anxis angle
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---------------------
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.. function:: void matrix4_scale(struct matrix4 *dst, const struct matrix4 *m, const struct vec3 *v)
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void matrix4_scale3f(struct matrix4 *dst, const struct matrix4 *m, float x, float y, float z)
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Scales each matrix component by the components of a 3-component vector
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:param dst: Destination matrix
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:param m: Matrix to scale
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:param v: Scale vector
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---------------------
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.. function:: bool matrix4_inv(struct matrix4 *dst, const struct matrix4 *m)
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Inverts a matrix
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:param dst: Destination matrix
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:param m: Matrix to invert
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---------------------
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.. function:: void matrix4_transpose(struct matrix4 *dst, const struct matrix4 *m)
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Transposes a matrix
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:param dst: Destination matrix
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:param m: Matrix to transpose
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