diff options
author | Guido Günther <agx@sigxcpu.org> | 2018-02-21 23:20:09 +0100 |
---|---|---|
committer | Guido Günther <agx@sigxcpu.org> | 2018-02-25 13:47:48 +0100 |
commit | d08792bfffc6b7b28f59d7ee100091805367b7fa (patch) | |
tree | 33c514b2e9f70be4980614717093029f675fc7fd /include/wlr/render.h | |
parent | e6ca78b0e4b81e02958628c4b3b4db911b51714b (diff) |
Add alpha to wlr_render_with_matrix
so we can use the alpha channel to e.g. blend in textures
Diffstat (limited to 'include/wlr/render.h')
-rw-r--r-- | include/wlr/render.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/wlr/render.h b/include/wlr/render.h index 3743482b..747603da 100644 --- a/include/wlr/render.h +++ b/include/wlr/render.h @@ -33,12 +33,13 @@ struct wlr_texture *wlr_render_texture_create(struct wlr_renderer *r); * float projection[16]; * float matrix[16]; * wlr_texture_get_matrix(texture, &matrix, &projection, 123, 321); - * wlr_render_with_matrix(renderer, texture, &matrix); + * wlr_render_with_matrix(renderer, texture, &matrix, 0.5f); * - * This will render the texture at <123, 321>. + * This will render the texture at <123, 321> with an alpha channel of 0.5. */ bool wlr_render_with_matrix(struct wlr_renderer *r, - struct wlr_texture *texture, const float (*matrix)[16]); + struct wlr_texture *texture, const float (*matrix)[16], float alpha); + /** * Renders a solid quad in the specified color. */ |