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Implement snapping in the Gradient editor

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Holding Ctrl will snap the selected point's position
by increments of 0.1. Holding Ctrl + Shift will snap by increments
of 0.025 instead.

The previous behavior is preserved when holding just Shift (snapping
to other gradient points).
This commit is contained in:
Hugo Locurcio 2019-09-02 13:35:42 +02:00
parent 7e731bbce2
commit 98a0c2b20f
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GPG key ID: 39E8F8BE30B0A49C
1 changed files with 7 additions and 3 deletions
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10
scene/gui/gradient_edit.cpp
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@ -241,9 +241,13 @@ void GradientEdit::_gui_input(const Ref<InputEvent> &p_event) {
float newofs = CLAMP(x / float(total_w), 0, 1);
//Snap to nearest point if holding shift
if (mm->get_shift()) {
float snap_threshold = 0.03;
// Snap to "round" coordinates if holding Ctrl.
// Be more precise if holding Shift as well
if (mm->get_control()) {
newofs = Math::stepify(newofs, mm->get_shift() ? 0.025 : 0.1);
} else if (mm->get_shift()) {
// Snap to nearest point if holding just Shift
const float snap_threshold = 0.03;
float smallest_ofs = snap_threshold;
bool found = false;
int nearest_point = 0;