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util/matrix: Introduce wlr_matrix_project_fbox

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Same as wlr_matrix_project_box but takes an fbox

And use it with gles2
This commit is contained in:
Alexander Orzechowski 2025-01-27 14:26:47 -05:00
parent 26d24d2229
commit 088b7c98c5
3 changed files with 18 additions and 12 deletions
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23
util/matrix.c
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@ -111,14 +111,19 @@ void matrix_projection(float mat[static 9], int width, int height) {
mat[8] = 1.0f;
}
void wlr_matrix_project_box(float mat[static 9], const struct wlr_box *box) {
int x = box->x;
int y = box->y;
int width = box->width;
int height = box->height;
void wlr_matrix_project_fbox(float mat[static 9], const struct wlr_fbox *box) {
wlr_matrix_identity(mat);
wlr_matrix_translate(mat, x, y);
wlr_matrix_scale(mat, width, height);
wlr_matrix_translate(mat, box->x, box->y);
wlr_matrix_scale(mat, box->width, box->height);
}
void wlr_matrix_project_box(float mat[static 9], const struct wlr_box *box) {
struct wlr_fbox fbox = {
.x = box->x,
.y = box->y,
.width = box->width,
.height = box->height,
};
wlr_matrix_project_fbox(mat, &fbox);
}