added BlendSpace1D editor plugin

This commit also fixes a crash in the BlendSpace2D as well as correct
the drawing of the x-zero indicator in the BlendSpace2D editor plugin.

4 files changed, 11 insertions, 11 deletions

diff --git a/scene/animation/animation_blend_space1d.cpp b/scene/animation/animation_blend_space_1d.cpp
index 28555e41bb..6f659cc2bb 100644
--- a/scene/animation/animation_blend_space1d.cpp
+++ b/scene/animation/animation_blend_space_1d.cpp
@@ -1,9 +1,9 @@
-#include "animation_blend_space1d.h"
+#include "animation_blend_space_1d.h"
 
 void AnimationNodeBlendSpace1D::_validate_property(PropertyInfo &property) const {
 	if (property.name.begins_with("blend_point_")) {
 		String left = property.name.get_slicec('/', 0);
-		int idx = left.get_slicec('_', 1).to_int();
+		int idx = left.get_slicec('_', 2).to_int();
 		if (idx >= blend_points_used) {
 			property.usage = 0;
 		}
@@ -58,7 +58,7 @@ void AnimationNodeBlendSpace1D::add_blend_point(const Ref<AnimationRootNode> &p_
 	if (p_at_index == -1 || p_at_index == blend_points_used) {
 		p_at_index = blend_points_used;
 	} else {
-		for (int i = blend_points_used; i > p_at_index; i++) {
+		for (int i = blend_points_used - 1; i > p_at_index; i++) {
 			blend_points[i] = blend_points[i - 1];
 		}
 	}
diff --git a/scene/animation/animation_blend_space1d.h b/scene/animation/animation_blend_space_1d.h
index 9db8f53594..447c948e93 100644
--- a/scene/animation/animation_blend_space1d.h
+++ b/scene/animation/animation_blend_space_1d.h
@@ -1,5 +1,5 @@
-#ifndef ANIMATION_BLEND_SPACE1D_H
-#define ANIMATION_BLEND_SPACE1D_H
+#ifndef ANIMATION_BLEND_SPACE_1D_H
+#define ANIMATION_BLEND_SPACE_1D_H
 
 #include "scene/animation/animation_graph_player.h"
 
@@ -65,4 +65,4 @@ public:
 	~AnimationNodeBlendSpace1D();
 };
 
-#endif // ANIMATION_BLEND_SPACE1D_H
+#endif // ANIMATION_BLEND_SPACE_1D_H
diff --git a/scene/animation/animation_blend_space2d.cpp b/scene/animation/animation_blend_space_2d.cpp
index 6db4a6976c..675285b075 100644
--- a/scene/animation/animation_blend_space2d.cpp
+++ b/scene/animation/animation_blend_space_2d.cpp
@@ -1,4 +1,4 @@
-#include "animation_blend_space2d.h"
+#include "animation_blend_space_2d.h"
 #include "math/delaunay.h"
 
 void AnimationNodeBlendSpace2D::add_blend_point(const Ref<AnimationRootNode> &p_node, const Vector2 &p_position, int p_at_index) {
@@ -10,7 +10,7 @@ void AnimationNodeBlendSpace2D::add_blend_point(const Ref<AnimationRootNode> &p_
 	if (p_at_index == -1 || p_at_index == blend_points_used) {
 		p_at_index = blend_points_used;
 	} else {
-		for (int i = blend_points_used; i > p_at_index; i--) {
+		for (int i = blend_points_used - 1; i > p_at_index; i--) {
 			blend_points[i] = blend_points[i - 1];
 		}
 		for (int i = 0; i < triangles.size(); i++) {
diff --git a/scene/animation/animation_blend_space2d.h b/scene/animation/animation_blend_space_2d.h
index 9c992578d6..f8f2440088 100644
--- a/scene/animation/animation_blend_space2d.h
+++ b/scene/animation/animation_blend_space_2d.h
@@ -1,5 +1,5 @@
-#ifndef ANIMATION_BLEND_SPACE2D_H
-#define ANIMATION_BLEND_SPACE2D_H
+#ifndef ANIMATION_BLEND_SPACE_2D_H
+#define ANIMATION_BLEND_SPACE_2D_H
 
 #include "scene/animation/animation_graph_player.h"
 
@@ -91,4 +91,4 @@ public:
 	~AnimationNodeBlendSpace2D();
 };
 
-#endif // ANIMATION_BLEND_SPACE_H
+#endif // ANIMATION_BLEND_SPACE_2D_H