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examples/pointer: Use new output cursor API

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Still a bit rough around the edges.
This commit is contained in:
Scott Anderson 2019-09-15 20:07:13 +12:00
parent 13b0a5bcc1
commit ecb4faeed6
1 changed files with 50 additions and 4 deletions
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54
examples/pointer.c
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@ -97,18 +97,64 @@ void output_frame_notify(struct wl_listener *listener, void *data) {
struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend);
assert(renderer);
bool render_software = true;
if (!sample_output->texture) {
goto render_output;
}
double x = state->cursor->x;
double y = state->cursor->y;
wlr_output_layout_output_coords(state->layout, wlr_output, &x, &y);
int w, h;
wlr_texture_get_size(sample_output->texture, &w, &h);
int buf_w = w, buf_h = h;
if (!wlr_output_cursor_try_set_size(wlr_output, &buf_w, &buf_h)) {
goto render_output;
}
if (buf_w < w || buf_h < h) {
goto render_output;
}
wlr_output_cursor_attach_render(wlr_output, NULL);
wlr_renderer_begin(renderer, buf_w, buf_h);
float mat[9];
wlr_matrix_projection(mat, 1.0, 1.0, WL_OUTPUT_TRANSFORM_NORMAL);
wlr_matrix_scale(mat, (float)w / buf_w, (float)h / buf_h);
/*
* Put a background on the cursor, to show off the bounds of the
* hardware cursor, and to know it's really ours.
*/
wlr_renderer_clear(renderer, (float[]){ 0.2, 0.2, 0.2, 0.2 });
wlr_render_texture_with_matrix(renderer, sample_output->texture, mat, 1.0f);
wlr_renderer_end(renderer);
wlr_output_cursor_move(wlr_output, x, y,
sample_output->hotspot_x, sample_output->hotspot_y);
wlr_output_cursor_enable(wlr_output, true);
wlr_output_cursor_commit(wlr_output);
render_software = false;
render_output:
wlr_output_attach_render(wlr_output, NULL);
wlr_renderer_begin(renderer, wlr_output->width, wlr_output->height);
wlr_renderer_clear(renderer, state->clear_color);
if (!sample_output->texture) {
if (!render_software || !sample_output->texture) {
goto end;
}
double x = state->cursor->x - sample_output->hotspot_x;
double y = state->cursor->y - sample_output->hotspot_y;
wlr_output_layout_output_coords(state->layout, wlr_output, &x, &y);
x = state->cursor->x - sample_output->hotspot_x;
y = state->cursor->y - sample_output->hotspot_y;
wlr_output_layout_output_coords(state->layout, wlr_output, &x, &y);
wlr_render_texture(renderer, sample_output->texture,
wlr_output->transform_matrix, x, y, 1.0f);