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MR 3421 fix: remove unnecessary wlr_matrix_transform_inv

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This commit is contained in:
Alexander Courtis 2022-01-22 15:25:14 +11:00
parent c5978ef8ec
commit 7f9bb0bbec
2 changed files with 0 additions and 32 deletions
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5
include/wlr/types/wlr_matrix.h
View file

@ -43,11 +43,6 @@ void wlr_matrix_rotate(float mat[static 9], float rad);
void wlr_matrix_transform(float mat[static 9],
enum wl_output_transform transform);
/** Writes a transformation matrix which applies the inverse of
* transform to mat, such that transform × inverse = identity */
void wlr_matrix_transform_inv(float mat[static 9],
enum wl_output_transform transform);
/** Writes a 2D orthographic projection matrix to mat of (width, height) with a
* specified wl_output_transform.
*

27
types/wlr_matrix.c
View file

@ -117,33 +117,6 @@ void wlr_matrix_transform(float mat[static 9],
wlr_matrix_multiply(mat, mat, transforms[transform]);
}
void wlr_matrix_transform_inv(float mat[static 9],
enum wl_output_transform transform) {
enum wl_output_transform inv;
switch (transform) {
case WL_OUTPUT_TRANSFORM_90:
inv = WL_OUTPUT_TRANSFORM_270;
break;
case WL_OUTPUT_TRANSFORM_180:
inv = WL_OUTPUT_TRANSFORM_180;
break;
case WL_OUTPUT_TRANSFORM_270:
inv = WL_OUTPUT_TRANSFORM_90;
break;
case WL_OUTPUT_TRANSFORM_NORMAL:
case WL_OUTPUT_TRANSFORM_FLIPPED:
case WL_OUTPUT_TRANSFORM_FLIPPED_90:
case WL_OUTPUT_TRANSFORM_FLIPPED_180:
case WL_OUTPUT_TRANSFORM_FLIPPED_270:
default:
inv = transform;
break;
}
wlr_matrix_multiply(mat, mat, transforms[inv]);
}
// Equivalent to glOrtho(0, width, 0, height, 1, -1) with the transform applied
void wlr_matrix_projection(float mat[static 9], int width, int height,
enum wl_output_transform transform) {