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renderer: Sanity check texture source bounds

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Alexander Orzechowski 2023-08-02 11:51:53 -04:00 committed by Simon Ser
parent aee31edaad
commit 664ec59095
1 changed files with 9 additions and 0 deletions
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9
render/pass.c
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@ -26,6 +26,15 @@ bool wlr_render_pass_submit(struct wlr_render_pass *render_pass) {
void wlr_render_pass_add_texture(struct wlr_render_pass *render_pass,
const struct wlr_render_texture_options *options) {
// make sure the texture source box does not try and sample outside of the
// texture
if (!wlr_fbox_empty(&options->src_box)) {
const struct wlr_fbox *box = &options->src_box;
assert(box->x >= 0 && box->y >= 0 &&
box->x + box->width <= options->texture->width &&
box->y + box->height <= options->texture->height);
}
render_pass->impl->add_texture(render_pass, options);
}