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Re-expose a simplified version of the stretch properties in SubViewport

This commit is contained in:
Michael Alexsander 2020-04-01 00:47:58 -03:00
parent 4a0e99f197
commit a9e43ac73c
3 changed files with 86 additions and 24 deletions
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34
doc/classes/SubViewport.xml
View File

@ -7,45 +7,51 @@
<tutorials>
</tutorials>
<methods>
<method name="get_size" qualifiers="const">
<return type="Vector2i">
</return>
<description>
</description>
</method>
<method name="set_size">
<return type="void">
</return>
<argument index="0" name="size" type="Vector2i">
</argument>
<description>
</description>
</method>
</methods>
<members>
<member name="arvr" type="bool" setter="set_use_arvr" getter="is_using_arvr" default="false">
If [code]true[/code], the sub-viewport will be used in AR/VR process.
</member>
<member name="render_target_clear_mode" type="int" setter="set_clear_mode" getter="get_clear_mode" enum="SubViewport.ClearMode" default="0">
The clear mode when the sub-viewport is used as a render target.
</member>
<member name="render_target_update_mode" type="int" setter="set_update_mode" getter="get_update_mode" enum="SubViewport.UpdateMode" default="2">
The update mode when the sub-viewport is used as a render target.
</member>
<member name="size" type="Vector2i" setter="set_size" getter="get_size" default="Vector2i( 0, 0 )">
The width and height of the sub-viewport.
</member>
<member name="size_2d_override" type="Vector2i" setter="set_size_2d_override" getter="get_size_2d_override" default="Vector2i( 0, 0 )">
The 2D size override of the sub-viewport. If either the width or height is [code]0[/code], the override is disabled.
</member>
<member name="size_2d_override_stretch" type="bool" setter="set_size_2d_override_stretch" getter="is_size_2d_override_stretch_enabled" default="false">
If [code]true[/code], the 2D size override affects stretch as well.
</member>
</members>
<constants>
<constant name="UPDATE_DISABLED" value="0" enum="UpdateMode">
Do not update the render target.
</constant>
<constant name="UPDATE_ONCE" value="1" enum="UpdateMode">
Update the render target once, then switch to [constant UPDATE_DISABLED].
</constant>
<constant name="UPDATE_WHEN_VISIBLE" value="2" enum="UpdateMode">
Update the render target only when it is visible. This is the default value.
</constant>
<constant name="UPDATE_WHEN_PARENT_VISIBLE" value="3" enum="UpdateMode">
Update the render target only when the its parent is visible.
</constant>
<constant name="UPDATE_ALWAYS" value="4" enum="UpdateMode">
Always update the render target.
</constant>
<constant name="CLEAR_MODE_ALWAYS" value="0" enum="ClearMode">
Always clear the render target before drawing.
</constant>
<constant name="CLEAR_MODE_NEVER" value="1" enum="ClearMode">
Never clear the render target.
</constant>
<constant name="CLEAR_MODE_ONLY_NEXT_FRAME" value="2" enum="ClearMode">
Clear the render target next frame, then switch to [constant CLEAR_MODE_NEVER].
</constant>
</constants>
</class>

63
scene/main/viewport.cpp
View File

@ -879,13 +879,14 @@ void Viewport::update_canvas_items() {
_update_canvas_items(this);
}
void Viewport::_set_size(const Size2i &p_size, const Size2i &p_size_override, const Rect2i &p_to_screen_rect, const Transform2D &p_stretch_transform, bool p_allocated) {
void Viewport::_set_size(const Size2i &p_size, const Size2i &p_size_2d_override, const Rect2i &p_to_screen_rect, const Transform2D &p_stretch_transform, bool p_allocated) {
if (size == p_size && size_allocated == p_allocated && stretch_transform == p_stretch_transform && p_size_override == size_override && to_screen_rect != p_to_screen_rect)
if (size == p_size && size_allocated == p_allocated && stretch_transform == p_stretch_transform && p_size_2d_override == size_2d_override && to_screen_rect != p_to_screen_rect)
return;
size = p_size;
size_allocated = p_allocated;
size_override = p_size_override;
size_2d_override = p_size_2d_override;
stretch_transform = p_stretch_transform;
to_screen_rect = p_to_screen_rect;
@ -904,6 +905,9 @@ void Viewport::_set_size(const Size2i &p_size, const Size2i &p_size_override, co
Size2i Viewport::_get_size() const {
return size;
}
Size2i Viewport::_get_size_2d_override() const {
return size_2d_override;
}
bool Viewport::_is_size_allocated() const {
return size_allocated;
}
@ -918,8 +922,8 @@ Rect2 Viewport::get_visible_rect() const {
r = Rect2(Point2(), size);
}
if (size_override != Size2i()) {
r.size = size_override;
if (size_2d_override != Size2i()) {
r.size = size_2d_override;
}
return r;
@ -3614,18 +3618,40 @@ void SubViewport::set_use_arvr(bool p_use_arvr) {
RS::get_singleton()->viewport_set_use_arvr(get_viewport_rid(), arvr);
}
bool SubViewport::is_using_arvr() {
return arvr;
}
void SubViewport::set_size(const Size2i &p_size) {
_set_size(p_size, Size2i(), Rect2i(), Transform2D(), true);
_set_size(p_size, _get_size_2d_override(), Rect2i(), _stretch_transform(), true);
}
Size2i SubViewport::get_size() const {
return _get_size();
}
void SubViewport::set_size_2d_override(const Size2i &p_size) {
_set_size(_get_size(), p_size, Rect2i(), _stretch_transform(), true);
}
Size2i SubViewport::get_size_2d_override() const {
return _get_size_2d_override();
}
void SubViewport::set_size_2d_override_stretch(bool p_enable) {
if (p_enable == size_2d_override_stretch) {
return;
}
size_2d_override_stretch = p_enable;
_set_size(_get_size(), _get_size_2d_override(), Rect2i(), _stretch_transform(), true);
}
bool SubViewport::is_size_2d_override_stretch_enabled() const {
return size_2d_override_stretch;
}
void SubViewport::set_update_mode(UpdateMode p_mode) {
update_mode = p_mode;
@ -3641,7 +3667,6 @@ void SubViewport::set_clear_mode(ClearMode p_mode) {
clear_mode = p_mode;
RS::get_singleton()->viewport_set_clear_mode(get_viewport_rid(), RS::ViewportClearMode(p_mode));
}
SubViewport::ClearMode SubViewport::get_clear_mode() const {
return clear_mode;
@ -3651,6 +3676,18 @@ DisplayServer::WindowID SubViewport::get_window_id() const {
return DisplayServer::INVALID_WINDOW_ID;
}
Transform2D SubViewport::_stretch_transform() {
Transform2D transform = Transform2D();
Size2i view_size_2d_override = _get_size_2d_override();
if (size_2d_override_stretch && view_size_2d_override.width > 0 && view_size_2d_override.height > 0) {
Size2 scale = _get_size() / view_size_2d_override;
transform.scale(scale);
}
return transform;
}
void SubViewport::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
@ -3668,6 +3705,12 @@ void SubViewport::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_size", "size"), &SubViewport::set_size);
ClassDB::bind_method(D_METHOD("get_size"), &SubViewport::get_size);
ClassDB::bind_method(D_METHOD("set_size_2d_override", "size"), &SubViewport::set_size_2d_override);
ClassDB::bind_method(D_METHOD("get_size_2d_override"), &SubViewport::get_size_2d_override);
ClassDB::bind_method(D_METHOD("set_size_2d_override_stretch", "enable"), &SubViewport::set_size_2d_override_stretch);
ClassDB::bind_method(D_METHOD("is_size_2d_override_stretch_enabled"), &SubViewport::is_size_2d_override_stretch_enabled);
ClassDB::bind_method(D_METHOD("set_update_mode", "mode"), &SubViewport::set_update_mode);
ClassDB::bind_method(D_METHOD("get_update_mode"), &SubViewport::get_update_mode);
@ -3675,6 +3718,9 @@ void SubViewport::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_clear_mode"), &SubViewport::get_clear_mode);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "arvr"), "set_use_arvr", "is_using_arvr");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "size"), "set_size", "get_size");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "size_2d_override"), "set_size_2d_override", "get_size_2d_override");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "size_2d_override_stretch"), "set_size_2d_override_stretch", "is_size_2d_override_stretch_enabled");
ADD_GROUP("Render Target", "render_target_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "render_target_clear_mode", PROPERTY_HINT_ENUM, "Always,Never,Next Frame"), "set_clear_mode", "get_clear_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "render_target_update_mode", PROPERTY_HINT_ENUM, "Disabled,Once,When Visible,Always"), "set_update_mode", "get_update_mode");
@ -3692,6 +3738,7 @@ void SubViewport::_bind_methods() {
SubViewport::SubViewport() {
arvr = false;
size_2d_override_stretch = false;
update_mode = UPDATE_WHEN_VISIBLE;
clear_mode = CLEAR_MODE_ALWAYS;
}

13
scene/main/viewport.h
View File

@ -203,7 +203,7 @@ private:
Transform2D stretch_transform;
Size2i size;
Size2i size_override;
Size2i size_2d_override;
bool size_allocated;
RID contact_2d_debug;
@ -434,9 +434,10 @@ private:
SubWindowResize _sub_window_get_resize_margin(Window *p_subwindow, const Point2 &p_point);
protected:
void _set_size(const Size2i &p_size, const Size2i &p_size_override, const Rect2i &p_to_screen_rect, const Transform2D &p_stretch_transform, bool p_allocated);
void _set_size(const Size2i &p_size, const Size2i &p_size_2d_override, const Rect2i &p_to_screen_rect, const Transform2D &p_stretch_transform, bool p_allocated);
Size2i _get_size() const;
Size2i _get_size_2d_override() const;
bool _is_size_allocated() const;
void _notification(int p_what);
@ -589,19 +590,27 @@ private:
UpdateMode update_mode;
ClearMode clear_mode;
bool arvr;
bool size_2d_override_stretch;
protected:
static void _bind_methods();
virtual DisplayServer::WindowID get_window_id() const;
Transform2D _stretch_transform();
void _notification(int p_what);
public:
void set_size(const Size2i &p_size);
Size2i get_size() const;
void set_size_2d_override(const Size2i &p_size);
Size2i get_size_2d_override() const;
void set_use_arvr(bool p_use_arvr);
bool is_using_arvr();
void set_size_2d_override_stretch(bool p_enable);
bool is_size_2d_override_stretch_enabled() const;
void set_update_mode(UpdateMode p_mode);
UpdateMode get_update_mode() const;