Typedefs | Functions
hal_gfx_matrix3x3.h File Reference

Header file containing functions prototypes of Graphics library. More...

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## Typedefs
typedef float | hal_gfx_matrix3x3_t[3][3]
| Global define matrix3x3 variable. More...

## Functions
void | hal_gfx_mat3x3_load_identity (hal_gfx_matrix3x3_t m)
| Load Identity Matrix. More...
void | hal_gfx_mat3x3_translate (hal_gfx_matrix3x3_t m, float tx, float ty)
| Apply translate transformation. More...
void | hal_gfx_mat3x3_scale (hal_gfx_matrix3x3_t m, float sx, float sy)
| Apply scale transformation. More...
void | hal_gfx_mat3x3_shear (hal_gfx_matrix3x3_t m, float shx, float shy)
| Apply shear transformation. More...
void | hal_gfx_mat3x3_mirror (hal_gfx_matrix3x3_t m, int mx, int my)
| Apply mirror transformation. More...
void | hal_gfx_mat3x3_rotate (hal_gfx_matrix3x3_t m, float angle_degrees)
| Apply rotation transformation. More...
void | hal_gfx_mat3x3_mul (hal_gfx_matrix3x3_t m, hal_gfx_matrix3x3_t _m)
| Multiply two 3x3 matrices ( m = m*_m) More...
void | hal_gfx_mat3x3_mul_vec (hal_gfx_matrix3x3_t m, float *x, float *y)
| Multiply vector with matrix. More...
void | hal_gfx_mat3x3_mul_vec_affine (hal_gfx_matrix3x3_t m, float *x, float *y)
| Multiply vector with affine matrix. More...
void | hal_gfx_mat3x3_adj (hal_gfx_matrix3x3_t m)
| Calculate adjoint. More...
void | hal_gfx_mat3x3_div_scalar (hal_gfx_matrix3x3_t m, float s)
| Divide matrix with scalar value. More...
int | hal_gfx_mat3x3_invert (hal_gfx_matrix3x3_t m)
| Invert matrix. More...
int | hal_gfx_mat3x3_square_to_quad (float dx0, float dy0, float dx1, float dy1, float dx2, float dy2, float dx3, float dy3, hal_gfx_matrix3x3_t m)
| Square to quad transformation. More...
int | hal_gfx_mat3x3_quad_to_rect (int width, int height, float sx0, float sy0, float sx1, float sy1, float sx2, float sy2, float sx3, float sy3, hal_gfx_matrix3x3_t m)
| Map rectangle to quadrilateral. More...

## Detailed Description

Header file containing functions prototypes of Graphics library.

Author
  BLE Driver Team

Attention

  ##### Copyright (c) 2019 GOODIX

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Definition in file hal_gfx_matrix3x3.h.