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-rw-r--r--doc/classes/EditorResourcePreviewGenerator.xml16
-rw-r--r--editor/editor_resource_preview.cpp35
-rw-r--r--editor/editor_resource_preview.h3
-rw-r--r--editor/plugins/editor_preview_plugins.cpp8
-rw-r--r--editor/plugins/editor_preview_plugins.h8
5 files changed, 57 insertions, 13 deletions
diff --git a/doc/classes/EditorResourcePreviewGenerator.xml b/doc/classes/EditorResourcePreviewGenerator.xml
index 6592ffd1a8..76b9445933 100644
--- a/doc/classes/EditorResourcePreviewGenerator.xml
+++ b/doc/classes/EditorResourcePreviewGenerator.xml
@@ -9,6 +9,14 @@
<tutorials>
</tutorials>
<methods>
+ <method name="can_generate_small_preview" qualifiers="virtual">
+ <return type="bool">
+ </return>
+ <description>
+ If this function returns true the generator will call [method generate] or [method generate_from_path] for small previews too.
+ By default it returns false.
+ </description>
+ </method>
<method name="generate" qualifiers="virtual">
<return type="Texture">
</return>
@@ -35,6 +43,14 @@
Care must be taken because this function is always called from a thread (not the main thread).
</description>
</method>
+ <method name="generate_small_preview_automatically" qualifiers="virtual">
+ <return type="bool">
+ </return>
+ <description>
+ If this function returns true the generator will automatically generate the small previews from the normal preview texture generated by the methods [method generate] or [method generate_from_path].
+ By default it returns false.
+ </description>
+ </method>
<method name="handles" qualifiers="virtual">
<return type="bool">
</return>
diff --git a/editor/editor_resource_preview.cpp b/editor/editor_resource_preview.cpp
index 173333dac9..2baad8c904 100644
--- a/editor/editor_resource_preview.cpp
+++ b/editor/editor_resource_preview.cpp
@@ -71,7 +71,21 @@ Ref<Texture> EditorResourcePreviewGenerator::generate_from_path(const String &p_
return generate(res, p_size);
}
-bool EditorResourcePreviewGenerator::should_generate_small_preview() const {
+bool EditorResourcePreviewGenerator::generate_small_preview_automatically() const {
+
+ if (get_script_instance() && get_script_instance()->has_method("generate_small_preview_automatically")) {
+ return get_script_instance()->call("generate_small_preview_automatically");
+ }
+
+ return false;
+}
+
+bool EditorResourcePreviewGenerator::can_generate_small_preview() const {
+
+ if (get_script_instance() && get_script_instance()->has_method("can_generate_small_preview")) {
+ return get_script_instance()->call("can_generate_small_preview");
+ }
+
return false;
}
@@ -80,6 +94,8 @@ void EditorResourcePreviewGenerator::_bind_methods() {
ClassDB::add_virtual_method(get_class_static(), MethodInfo(Variant::BOOL, "handles", PropertyInfo(Variant::STRING, "type")));
ClassDB::add_virtual_method(get_class_static(), MethodInfo(CLASS_INFO(Texture), "generate", PropertyInfo(Variant::OBJECT, "from", PROPERTY_HINT_RESOURCE_TYPE, "Resource"), PropertyInfo(Variant::VECTOR2, "size")));
ClassDB::add_virtual_method(get_class_static(), MethodInfo(CLASS_INFO(Texture), "generate_from_path", PropertyInfo(Variant::STRING, "path", PROPERTY_HINT_FILE), PropertyInfo(Variant::VECTOR2, "size")));
+ ClassDB::add_virtual_method(get_class_static(), MethodInfo(Variant::BOOL, "generate_small_preview_automatically"));
+ ClassDB::add_virtual_method(get_class_static(), MethodInfo(Variant::BOOL, "can_generate_small_preview"));
}
EditorResourcePreviewGenerator::EditorResourcePreviewGenerator() {
@@ -154,16 +170,27 @@ void EditorResourcePreview::_generate_preview(Ref<ImageTexture> &r_texture, Ref<
}
r_texture = generated;
- if (r_texture.is_valid() && preview_generators[i]->should_generate_small_preview()) {
- int small_thumbnail_size = EditorNode::get_singleton()->get_theme_base()->get_icon("Object", "EditorIcons")->get_width(); // Kind of a workaround to retrieve the default icon size
- small_thumbnail_size *= EDSCALE;
+ int small_thumbnail_size = EditorNode::get_singleton()->get_theme_base()->get_icon("Object", "EditorIcons")->get_width(); // Kind of a workaround to retrieve the default icon size
+ small_thumbnail_size *= EDSCALE;
+ if (preview_generators[i]->can_generate_small_preview()) {
+ Ref<Texture> generated_small;
+ if (p_item.resource.is_valid()) {
+ generated_small = preview_generators[i]->generate(p_item.resource, Vector2(small_thumbnail_size, small_thumbnail_size));
+ } else {
+ generated_small = preview_generators[i]->generate_from_path(p_item.path, Vector2(small_thumbnail_size, small_thumbnail_size));
+ }
+ r_small_texture = generated_small;
+ }
+
+ if (!r_small_texture.is_valid() && r_texture.is_valid() && preview_generators[i]->generate_small_preview_automatically()) {
Ref<Image> small_image = r_texture->get_data();
small_image = small_image->duplicate();
small_image->resize(small_thumbnail_size, small_thumbnail_size, Image::INTERPOLATE_CUBIC);
r_small_texture.instance();
r_small_texture->create_from_image(small_image);
}
+
break;
}
diff --git a/editor/editor_resource_preview.h b/editor/editor_resource_preview.h
index 9b9223a818..e0fd54c924 100644
--- a/editor/editor_resource_preview.h
+++ b/editor/editor_resource_preview.h
@@ -48,7 +48,8 @@ public:
virtual Ref<Texture> generate(const RES &p_from, const Size2 p_size) const;
virtual Ref<Texture> generate_from_path(const String &p_path, const Size2 p_size) const;
- virtual bool should_generate_small_preview() const;
+ virtual bool generate_small_preview_automatically() const;
+ virtual bool can_generate_small_preview() const;
EditorResourcePreviewGenerator();
};
diff --git a/editor/plugins/editor_preview_plugins.cpp b/editor/plugins/editor_preview_plugins.cpp
index 58d7968723..28e57ac48a 100644
--- a/editor/plugins/editor_preview_plugins.cpp
+++ b/editor/plugins/editor_preview_plugins.cpp
@@ -78,7 +78,7 @@ bool EditorTexturePreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Texture");
}
-bool EditorTexturePreviewPlugin::should_generate_small_preview() const {
+bool EditorTexturePreviewPlugin::generate_small_preview_automatically() const {
return true;
}
@@ -186,7 +186,7 @@ Ref<Texture> EditorImagePreviewPlugin::generate(const RES &p_from, const Size2 p
EditorImagePreviewPlugin::EditorImagePreviewPlugin() {
}
-bool EditorImagePreviewPlugin::should_generate_small_preview() const {
+bool EditorImagePreviewPlugin::generate_small_preview_automatically() const {
return true;
}
////////////////////////////////////////////////////////////////////////////
@@ -250,7 +250,7 @@ Ref<Texture> EditorBitmapPreviewPlugin::generate(const RES &p_from, const Size2
return ptex;
}
-bool EditorBitmapPreviewPlugin::should_generate_small_preview() const {
+bool EditorBitmapPreviewPlugin::generate_small_preview_automatically() const {
return true;
}
@@ -317,7 +317,7 @@ bool EditorMaterialPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Material"); //any material
}
-bool EditorMaterialPreviewPlugin::should_generate_small_preview() const {
+bool EditorMaterialPreviewPlugin::generate_small_preview_automatically() const {
return true;
}
diff --git a/editor/plugins/editor_preview_plugins.h b/editor/plugins/editor_preview_plugins.h
index ed2c003a0a..16b1f3082b 100644
--- a/editor/plugins/editor_preview_plugins.h
+++ b/editor/plugins/editor_preview_plugins.h
@@ -39,7 +39,7 @@ class EditorTexturePreviewPlugin : public EditorResourcePreviewGenerator {
GDCLASS(EditorTexturePreviewPlugin, EditorResourcePreviewGenerator)
public:
virtual bool handles(const String &p_type) const;
- virtual bool should_generate_small_preview() const;
+ virtual bool generate_small_preview_automatically() const;
virtual Ref<Texture> generate(const RES &p_from, const Size2 p_size) const;
EditorTexturePreviewPlugin();
@@ -49,7 +49,7 @@ class EditorImagePreviewPlugin : public EditorResourcePreviewGenerator {
GDCLASS(EditorImagePreviewPlugin, EditorResourcePreviewGenerator)
public:
virtual bool handles(const String &p_type) const;
- virtual bool should_generate_small_preview() const;
+ virtual bool generate_small_preview_automatically() const;
virtual Ref<Texture> generate(const RES &p_from, const Size2 p_size) const;
EditorImagePreviewPlugin();
@@ -59,7 +59,7 @@ class EditorBitmapPreviewPlugin : public EditorResourcePreviewGenerator {
GDCLASS(EditorBitmapPreviewPlugin, EditorResourcePreviewGenerator)
public:
virtual bool handles(const String &p_type) const;
- virtual bool should_generate_small_preview() const;
+ virtual bool generate_small_preview_automatically() const;
virtual Ref<Texture> generate(const RES &p_from, const Size2 p_size) const;
EditorBitmapPreviewPlugin();
@@ -98,7 +98,7 @@ protected:
public:
virtual bool handles(const String &p_type) const;
- virtual bool should_generate_small_preview() const;
+ virtual bool generate_small_preview_automatically() const;
virtual Ref<Texture> generate(const RES &p_from, const Size2 p_size) const;
EditorMaterialPreviewPlugin();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 06:06:19 +0000