diff options
| author | Tony Crisci <tony@dubstepdish.com> | 2017-08-17 10:12:36 -0400 |
|---|---|---|
| committer | Drew DeVault <sir@cmpwn.com> | 2017-08-17 21:05:13 -0400 |
| commit | 5a9baf487e0161cfbf9481c31eb6f72be0ec2fbe (patch) | |
| tree | 2b79e8a851c68531018447f62c021766f5ad5d96 /examples | |
| parent | 420bd3e4223d67c7bfe153be365caec342a18238 (diff) | |
add helper methods for intersection
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/output-layout.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/examples/output-layout.c b/examples/output-layout.c index cc363504..13abb6a1 100644 --- a/examples/output-layout.c +++ b/examples/output-layout.c @@ -46,24 +46,20 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts struct sample_state *sample = state->data; struct wlr_output *wlr_output = output->output; - int32_t width, height; - wlr_output_effective_resolution(wlr_output, &width, &height); - wlr_output_make_current(wlr_output); wlr_renderer_begin(sample->renderer, wlr_output); - float matrix[16]; - - // transform global coordinates to local coordinates - int local_x = sample->x_offs; - int local_y = sample->y_offs; + if (wlr_output_layout_intersects(sample->layout, output->output, + sample->x_offs, sample->y_offs, + sample->x_offs + 128, sample->y_offs + 128)) { + float matrix[16]; - wlr_output_layout_output_coords(sample->layout, output->output, &local_x, - &local_y); + // transform global coordinates to local coordinates + int local_x = sample->x_offs; + int local_y = sample->y_offs; + wlr_output_layout_output_coords(sample->layout, output->output, &local_x, + &local_y); - if (local_x < width && local_x + 128 > 0 && local_y < height && - local_y + 128 > 0) { - // render the image if it intersects with the output wlr_texture_get_matrix(sample->cat_texture, &matrix, &wlr_output->transform_matrix, local_x, local_y); wlr_render_with_matrix(sample->renderer, |