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-rw-r--r--editor/plugins/editor_preview_plugins.cpp32
1 files changed, 32 insertions, 0 deletions
diff --git a/editor/plugins/editor_preview_plugins.cpp b/editor/plugins/editor_preview_plugins.cpp
index 215964235..e45577766 100644
--- a/editor/plugins/editor_preview_plugins.cpp
+++ b/editor/plugins/editor_preview_plugins.cpp
@@ -39,6 +39,38 @@
#include "scene/resources/material.h"
#include "scene/resources/mesh.h"
+void post_process_preview(Ref<Image> p_image) {
+
+ if (p_image->get_format() != Image::FORMAT_RGBA8)
+ p_image->convert(Image::FORMAT_RGBA8);
+
+ p_image->lock();
+
+ const int w = p_image->get_width();
+ const int h = p_image->get_height();
+
+ const int r = MIN(w, h) / 32;
+ const int r2 = r * r;
+ Color transparent = Color(0, 0, 0, 0);
+
+ for (int i = 0; i < r; i++) {
+ for (int j = 0; j < r; j++) {
+ int dx = i - r;
+ int dy = j - r;
+ if (dx * dx + dy * dy > r2) {
+ p_image->set_pixel(i, j, transparent);
+ p_image->set_pixel(w - 1 - i, j, transparent);
+ p_image->set_pixel(w - 1 - i, h - 1 - j, transparent);
+ p_image->set_pixel(i, h - 1 - j, transparent);
+ } else {
+ break;
+ }
+ }
+ }
+
+ p_image->unlock();
+}
+
bool EditorTexturePreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Texture");