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Diffstat (limited to 'scene/resources/gradient.h')
-rw-r--r--scene/resources/gradient.h41
1 files changed, 23 insertions, 18 deletions
diff --git a/scene/resources/gradient.h b/scene/resources/gradient.h
index 2d98f799e2..cf5b179c45 100644
--- a/scene/resources/gradient.h
+++ b/scene/resources/gradient.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -31,7 +31,7 @@
#ifndef GRADIENT_H
#define GRADIENT_H
-#include "core/resource.h"
+#include "core/io/resource.h"
class Gradient : public Resource {
GDCLASS(Gradient, Resource);
@@ -39,8 +39,7 @@ class Gradient : public Resource {
public:
struct Point {
-
- float offset;
+ float offset = 0.0;
Color color;
bool operator<(const Point &p_ponit) const {
return offset < p_ponit.offset;
@@ -49,7 +48,13 @@ public:
private:
Vector<Point> points;
- bool is_sorted;
+ bool is_sorted = true;
+ _FORCE_INLINE_ void _update_sorting() {
+ if (!is_sorted) {
+ points.sort();
+ is_sorted = true;
+ }
+ }
protected:
static void _bind_methods();
@@ -65,10 +70,10 @@ public:
Vector<Point> &get_points();
void set_offset(int pos, const float offset);
- float get_offset(int pos) const;
+ float get_offset(int pos);
void set_color(int pos, const Color &color);
- Color get_color(int pos) const;
+ Color get_color(int pos);
void set_offsets(const Vector<float> &p_offsets);
Vector<float> get_offsets() const;
@@ -77,23 +82,21 @@ public:
Vector<Color> get_colors() const;
_FORCE_INLINE_ Color get_color_at_offset(float p_offset) {
-
- if (points.empty())
+ if (points.is_empty()) {
return Color(0, 0, 0, 1);
-
- if (!is_sorted) {
- points.sort();
- is_sorted = true;
}
+ _update_sorting();
+
//binary search
int low = 0;
int high = points.size() - 1;
int middle = 0;
#ifdef DEBUG_ENABLED
- if (low > high)
+ if (low > high) {
ERR_PRINT("low > high, this may be a bug");
+ }
#endif
while (low <= high) {
@@ -114,13 +117,15 @@ public:
}
int first = middle;
int second = middle + 1;
- if (second >= points.size())
+ if (second >= points.size()) {
return points[points.size() - 1].color;
- if (first < 0)
+ }
+ if (first < 0) {
return points[0].color;
+ }
const Point &pointFirst = points[first];
const Point &pointSecond = points[second];
- return pointFirst.color.linear_interpolate(pointSecond.color, (p_offset - pointFirst.offset) / (pointSecond.offset - pointFirst.offset));
+ return pointFirst.color.lerp(pointSecond.color, (p_offset - pointFirst.offset) / (pointSecond.offset - pointFirst.offset));
}
int get_points_count() const;