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rootston: rotate cursor coordinates
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commit
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1 changed files with 13 additions and 3 deletions
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@ -2,6 +2,7 @@
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#include <assert.h>
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#include <time.h>
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#include <stdlib.h>
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#include <math.h>
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#include <wlr/types/wlr_box.h>
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#include <wlr/types/wlr_compositor.h>
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#include <wlr/types/wlr_cursor.h>
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@ -105,9 +106,18 @@ struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
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struct wlr_box box;
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view_get_input_bounds(view, &box);
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box.x += view->x;
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box.y += view->y;
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if (wlr_box_contains_point(&box, lx, ly)) {
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if (view->rotation != 0.0) {
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// Coordinates relative to the center of the view
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double ox = view_sx - (double)box.width/2,
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oy = view_sy - (double)box.height/2;
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// Rotated coordinates
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double rx = cos(view->rotation)*ox - sin(view->rotation)*oy,
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ry = cos(view->rotation)*oy + sin(view->rotation)*ox;
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view_sx = (double)box.width/2 + rx;
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view_sy = (double)box.height/2 + ry;
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}
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if (wlr_box_contains_point(&box, view_sx, view_sy)) {
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*sx = view_sx;
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*sy = view_sy;
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*surface = view->wlr_surface;
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