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Rewrite how font oversampling is updated more carefully, fixes #24338

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This commit is contained in:
Juan Linietsky 2019-01-26 14:56:22 -03:00
parent a8510331c0
commit b203f80dfc
4 changed files with 53 additions and 6 deletions
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28
scene/main/scene_tree.cpp
View File

@ -484,6 +484,14 @@ bool SceneTree::iteration(float p_time) {
return _quit;
}
void SceneTree::_update_font_oversampling(float p_ratio) {
if (use_font_oversampling) {
DynamicFontAtSize::font_oversampling = p_ratio;
DynamicFont::update_oversampling();
}
}
bool SceneTree::idle(float p_time) {
//print_line("ram: "+itos(OS::get_singleton()->get_static_memory_usage())+" sram: "+itos(OS::get_singleton()->get_dynamic_memory_usage()));
@ -515,12 +523,6 @@ bool SceneTree::idle(float p_time) {
last_screen_size = win_size;
_update_root_rect();
if (use_font_oversampling) {
DynamicFontAtSize::font_oversampling = OS::get_singleton()->get_window_size().width / root->get_visible_rect().size.width;
DynamicFont::update_oversampling();
}
emit_signal("screen_resized");
}
@ -1133,10 +1135,12 @@ void SceneTree::_update_root_rect() {
if (stretch_mode == STRETCH_MODE_DISABLED) {
_update_font_oversampling(1.0);
root->set_size((last_screen_size / stretch_shrink).floor());
root->set_attach_to_screen_rect(Rect2(Point2(), last_screen_size));
root->set_size_override_stretch(false);
root->set_size_override(false, Size2());
root->update_canvas_items();
return; //user will take care
}
@ -1154,6 +1158,9 @@ void SceneTree::_update_root_rect() {
//same aspect or ignore aspect
viewport_size = desired_res;
screen_size = video_mode;
if (use_font_oversampling) {
WARN_PRINT("Font oversampling only works with the following resize modes 'Keep Width', 'Keep Height', and 'Expand'.")
}
} else if (viewport_aspect < video_mode_aspect) {
// screen ratio is smaller vertically
@ -1208,21 +1215,30 @@ void SceneTree::_update_root_rect() {
switch (stretch_mode) {
case STRETCH_MODE_DISABLED: {
// Already handled above
_update_font_oversampling(1.0);
} break;
case STRETCH_MODE_2D: {
_update_font_oversampling(screen_size.x / viewport_size.x); //screen / viewport radio drives oversampling
root->set_size((screen_size / stretch_shrink).floor());
root->set_attach_to_screen_rect(Rect2(margin, screen_size));
root->set_size_override_stretch(true);
root->set_size_override(true, (viewport_size / stretch_shrink).floor());
root->update_canvas_items(); //force them to update just in case
} break;
case STRETCH_MODE_VIEWPORT: {
_update_font_oversampling(1.0);
root->set_size((viewport_size / stretch_shrink).floor());
root->set_attach_to_screen_rect(Rect2(margin, screen_size));
root->set_size_override_stretch(false);
root->set_size_override(false, Size2());
root->update_canvas_items(); //force them to update just in case
if (use_font_oversampling) {
WARN_PRINT("Font oversampling does not work in 'Viewport' stretch mode, only '2D'.")
}
} break;
}

1
scene/main/scene_tree.h
View File

@ -153,6 +153,7 @@ private:
Size2i stretch_min;
real_t stretch_shrink;
void _update_font_oversampling(float p_ratio);
void _update_root_rect();
List<ObjectID> delete_queue;

27
scene/main/viewport.cpp
View File

@ -693,6 +693,13 @@ bool Viewport::use_arvr() {
return arvr;
}
void Viewport::update_canvas_items() {
if (!is_inside_tree())
return;
_update_canvas_items(this);
}
void Viewport::set_size(const Size2 &p_size) {
if (size == p_size.floor())
@ -1128,6 +1135,26 @@ Transform2D Viewport::get_final_transform() const {
return stretch_transform * global_canvas_transform;
}
void Viewport::_update_canvas_items(Node *p_node) {
if (p_node != this) {
Viewport *vp = Object::cast_to<Viewport>(p_node);
if (vp)
return;
CanvasItem *ci = Object::cast_to<CanvasItem>(p_node);
if (ci) {
ci->update();
}
}
int cc = p_node->get_child_count();
for (int i = 0; i < cc; i++) {
_update_canvas_items(p_node->get_child(i));
}
}
void Viewport::set_size_override(bool p_enable, const Size2 &p_size, const Vector2 &p_margin) {
if (size_override == p_enable && p_size == size_override_size)

3
scene/main/viewport.h
View File

@ -385,6 +385,8 @@ private:
void _drop_mouse_focus();
void _update_canvas_items(Node *p_node);
protected:
void _notification(int p_what);
static void _bind_methods();
@ -403,6 +405,7 @@ public:
bool is_audio_listener_2d() const;
void set_size(const Size2 &p_size);
void update_canvas_items();
Size2 get_size() const;
Rect2 get_visible_rect() const;